m4/libtool.m4

   1 # libtool.m4 - Configure libtool for the host system. -*-Autoconf-*-
   2 #
   3 #   Copyright (C) 1996-2001, 2003-2015 Free Software Foundation, Inc.
   4 #   Written by Gordon Matzigkeit, 1996
   5 #
   6 # This file is free software; the Free Software Foundation gives
   7 # unlimited permission to copy and/or distribute it, with or without
   8 # modifications, as long as this notice is preserved.
   9
  10 m4_define([_LT_COPYING], [dnl
  11 # Copyright (C) 2014 Free Software Foundation, Inc.
  12 # This is free software; see the source for copying conditions.  There is NO
  13 # warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
  14
  15 # GNU Libtool is free software; you can redistribute it and/or modify
  16 # it under the terms of the GNU General Public License as published by
  17 # the Free Software Foundation; either version 2 of of the License, or
  18 # (at your option) any later version.
  19 #
  20 # As a special exception to the GNU General Public License, if you
  21 # distribute this file as part of a program or library that is built
  22 # using GNU Libtool, you may include this file under the  same
  23 # distribution terms that you use for the rest of that program.
  24 #
  25 # GNU Libtool is distributed in the hope that it will be useful, but
  26 # WITHOUT ANY WARRANTY; without even the implied warranty of
  27 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  28 # GNU General Public License for more details.
  29 #
  30 # You should have received a copy of the GNU General Public License
  31 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
  32 ])
  33
  34 # serial 58 LT_INIT
  35
  36
  37 # LT_PREREQ(VERSION)
  38 # ------------------
  39 # Complain and exit if this libtool version is less that VERSION.
  40 m4_defun([LT_PREREQ],
  41 [m4_if(m4_version_compare(m4_defn([LT_PACKAGE_VERSION]), [$1]), -1,
  42        [m4_default([$3],
  43                    [m4_fatal([Libtool version $1 or higher is required],
  44                              63)])],
  45        [$2])])
  46
  47
  48 # _LT_CHECK_BUILDDIR
  49 # ------------------
  50 # Complain if the absolute build directory name contains unusual characters
  51 m4_defun([_LT_CHECK_BUILDDIR],
  52 [case `pwd` in
  53   *\ * | *\     *)
  54     AC_MSG_WARN([Libtool does not cope well with whitespace in `pwd`]) ;;
  55 esac
  56 ])
  57
  58
  59 # LT_INIT([OPTIONS])
  60 # ------------------
  61 AC_DEFUN([LT_INIT],
  62 [AC_PREREQ([2.62])dnl We use AC_PATH_PROGS_FEATURE_CHECK
  63 AC_REQUIRE([AC_CONFIG_AUX_DIR_DEFAULT])dnl
  64 AC_BEFORE([$0], [LT_LANG])dnl
  65 AC_BEFORE([$0], [LT_OUTPUT])dnl
  66 AC_BEFORE([$0], [LTDL_INIT])dnl
  67 m4_require([_LT_CHECK_BUILDDIR])dnl
  68
  69 dnl Autoconf doesn't catch unexpanded LT_ macros by default:
  70 m4_pattern_forbid([^_?LT_[A-Z_]+$])dnl
  71 m4_pattern_allow([^(_LT_EOF|LT_DLGLOBAL|LT_DLLAZY_OR_NOW|LT_MULTI_MODULE)$])dnl
  72 dnl aclocal doesn't pull ltoptions.m4, ltsugar.m4, or ltversion.m4
  73 dnl unless we require an AC_DEFUNed macro:
  74 AC_REQUIRE([LTOPTIONS_VERSION])dnl
  75 AC_REQUIRE([LTSUGAR_VERSION])dnl
  76 AC_REQUIRE([LTVERSION_VERSION])dnl
  77 AC_REQUIRE([LTOBSOLETE_VERSION])dnl
  78 m4_require([_LT_PROG_LTMAIN])dnl
  79
  80 _LT_SHELL_INIT([SHELL=${CONFIG_SHELL-/bin/sh}])
  81
  82 dnl Parse OPTIONS
  83 _LT_SET_OPTIONS([$0], [$1])
  84
  85 # This can be used to rebuild libtool when needed
  86 LIBTOOL_DEPS=$ltmain
  87
  88 # Always use our own libtool.
  89 LIBTOOL='$(SHELL) $(top_builddir)/libtool'
  90 AC_SUBST(LIBTOOL)dnl
  91
  92 _LT_SETUP
  93
  94 # Only expand once:
  95 m4_define([LT_INIT])
  96 ])# LT_INIT
  97
  98 # Old names:
  99 AU_ALIAS([AC_PROG_LIBTOOL], [LT_INIT])
 100 AU_ALIAS([AM_PROG_LIBTOOL], [LT_INIT])
 101 dnl aclocal-1.4 backwards compatibility:
 102 dnl AC_DEFUN([AC_PROG_LIBTOOL], [])
 103 dnl AC_DEFUN([AM_PROG_LIBTOOL], [])
 104
 105
 106 # _LT_PREPARE_CC_BASENAME
 107 # -----------------------
 108 m4_defun([_LT_PREPARE_CC_BASENAME], [
 109 # Calculate cc_basename.  Skip known compiler wrappers and cross-prefix.
 110 func_cc_basename ()
 111 {
 112     for cc_temp in @S|@*""; do
 113       case $cc_temp in
 114         compile | *[[\\/]]compile | ccache | *[[\\/]]ccache ) ;;
 115         distcc | *[[\\/]]distcc | purify | *[[\\/]]purify ) ;;
 116         \-*) ;;
 117         *) break;;
 118       esac
 119     done
 120     func_cc_basename_result=`$ECHO "$cc_temp" | $SED "s%.*/%%; s%^$host_alias-%%"`
 121 }
 122 ])# _LT_PREPARE_CC_BASENAME
 123
 124
 125 # _LT_CC_BASENAME(CC)
 126 # -------------------
 127 # It would be clearer to call AC_REQUIREs from _LT_PREPARE_CC_BASENAME,
 128 # but that macro is also expanded into generated libtool script, which
 129 # arranges for $SED and $ECHO to be set by different means.
 130 m4_defun([_LT_CC_BASENAME],
 131 [m4_require([_LT_PREPARE_CC_BASENAME])dnl
 132 AC_REQUIRE([_LT_DECL_SED])dnl
 133 AC_REQUIRE([_LT_PROG_ECHO_BACKSLASH])dnl
 134 func_cc_basename $1
 135 cc_basename=$func_cc_basename_result
 136 ])
 137
 138
 139 # _LT_FILEUTILS_DEFAULTS
 140 # ----------------------
 141 # It is okay to use these file commands and assume they have been set
 142 # sensibly after 'm4_require([_LT_FILEUTILS_DEFAULTS])'.
 143 m4_defun([_LT_FILEUTILS_DEFAULTS],
 144 [: ${CP="cp -f"}
 145 : ${MV="mv -f"}
 146 : ${RM="rm -f"}
 147 ])# _LT_FILEUTILS_DEFAULTS
 148
 149
 150 # _LT_SETUP
 151 # ---------
 152 m4_defun([_LT_SETUP],
 153 [AC_REQUIRE([AC_CANONICAL_HOST])dnl
 154 AC_REQUIRE([AC_CANONICAL_BUILD])dnl
 155 AC_REQUIRE([_LT_PREPARE_SED_QUOTE_VARS])dnl
 156 AC_REQUIRE([_LT_PROG_ECHO_BACKSLASH])dnl
 157
 158 _LT_DECL([], [PATH_SEPARATOR], [1], [The PATH separator for the build system])dnl
 159 dnl
 160 _LT_DECL([], [host_alias], [0], [The host system])dnl
 161 _LT_DECL([], [host], [0])dnl
 162 _LT_DECL([], [host_os], [0])dnl
 163 dnl
 164 _LT_DECL([], [build_alias], [0], [The build system])dnl
 165 _LT_DECL([], [build], [0])dnl
 166 _LT_DECL([], [build_os], [0])dnl
 167 dnl
 168 AC_REQUIRE([AC_PROG_CC])dnl
 169 AC_REQUIRE([LT_PATH_LD])dnl
 170 AC_REQUIRE([LT_PATH_NM])dnl
 171 dnl
 172 AC_REQUIRE([AC_PROG_LN_S])dnl
 173 test -z "$LN_S" && LN_S="ln -s"
 174 _LT_DECL([], [LN_S], [1], [Whether we need soft or hard links])dnl
 175 dnl
 176 AC_REQUIRE([LT_CMD_MAX_LEN])dnl
 177 _LT_DECL([objext], [ac_objext], [0], [Object file suffix (normally "o")])dnl
 178 _LT_DECL([], [exeext], [0], [Executable file suffix (normally "")])dnl
 179 dnl
 180 m4_require([_LT_FILEUTILS_DEFAULTS])dnl
 181 m4_require([_LT_CHECK_SHELL_FEATURES])dnl
 182 m4_require([_LT_PATH_CONVERSION_FUNCTIONS])dnl
 183 m4_require([_LT_CMD_RELOAD])dnl
 184 m4_require([_LT_CHECK_MAGIC_METHOD])dnl
 185 m4_require([_LT_CHECK_SHAREDLIB_FROM_LINKLIB])dnl
 186 m4_require([_LT_CMD_OLD_ARCHIVE])dnl
 187 m4_require([_LT_CMD_GLOBAL_SYMBOLS])dnl
 188 m4_require([_LT_WITH_SYSROOT])dnl
 189 m4_require([_LT_CMD_TRUNCATE])dnl
 190
 191 _LT_CONFIG_LIBTOOL_INIT([
 192 # See if we are running on zsh, and set the options that allow our
 193 # commands through without removal of \ escapes INIT.
 194 if test -n "\${ZSH_VERSION+set}"; then
 195    setopt NO_GLOB_SUBST
 196 fi
 197 ])
 198 if test -n "${ZSH_VERSION+set}"; then
 199    setopt NO_GLOB_SUBST
 200 fi
 201
 202 _LT_CHECK_OBJDIR
 203
 204 m4_require([_LT_TAG_COMPILER])dnl
 205
 206 case $host_os in
 207 aix3*)
 208   # AIX sometimes has problems with the GCC collect2 program.  For some
 209   # reason, if we set the COLLECT_NAMES environment variable, the problems
 210   # vanish in a puff of smoke.
 211   if test set != "${COLLECT_NAMES+set}"; then
 212     COLLECT_NAMES=
 213     export COLLECT_NAMES
 214   fi
 215   ;;
 216 esac
 217
 218 # Global variables:
 219 ofile=libtool
 220 can_build_shared=yes
 221
 222 # All known linkers require a '.a' archive for static linking (except MSVC,
 223 # which needs '.lib').
 224 libext=a
 225
 226 with_gnu_ld=$lt_cv_prog_gnu_ld
 227
 228 old_CC=$CC
 229 old_CFLAGS=$CFLAGS
 230
 231 # Set sane defaults for various variables
 232 test -z "$CC" && CC=cc
 233 test -z "$LTCC" && LTCC=$CC
 234 test -z "$LTCFLAGS" && LTCFLAGS=$CFLAGS
 235 test -z "$LD" && LD=ld
 236 test -z "$ac_objext" && ac_objext=o
 237
 238 _LT_CC_BASENAME([$compiler])
 239
 240 # Only perform the check for file, if the check method requires it
 241 test -z "$MAGIC_CMD" && MAGIC_CMD=file
 242 case $deplibs_check_method in
 243 file_magic*)
 244   if test "$file_magic_cmd" = '$MAGIC_CMD'; then
 245     _LT_PATH_MAGIC
 246   fi
 247   ;;
 248 esac
 249
 250 # Use C for the default configuration in the libtool script
 251 LT_SUPPORTED_TAG([CC])
 252 _LT_LANG_C_CONFIG
 253 _LT_LANG_DEFAULT_CONFIG
 254 _LT_CONFIG_COMMANDS
 255 ])# _LT_SETUP
 256
 257
 258 # _LT_PREPARE_SED_QUOTE_VARS
 259 # --------------------------
 260 # Define a few sed substitution that help us do robust quoting.
 261 m4_defun([_LT_PREPARE_SED_QUOTE_VARS],
 262 [# Backslashify metacharacters that are still active within
 263 # double-quoted strings.
 264 sed_quote_subst='s/\([["`$\\]]\)/\\\1/g'
 265
 266 # Same as above, but do not quote variable references.
 267 double_quote_subst='s/\([["`\\]]\)/\\\1/g'
 268
 269 # Sed substitution to delay expansion of an escaped shell variable in a
 270 # double_quote_subst'ed string.
 271 delay_variable_subst='s/\\\\\\\\\\\$/\\\\\\$/g'
 272
 273 # Sed substitution to delay expansion of an escaped single quote.
 274 delay_single_quote_subst='s/'\''/'\'\\\\\\\'\''/g'
 275
 276 # Sed substitution to avoid accidental globbing in evaled expressions
 277 no_glob_subst='s/\*/\\\*/g'
 278 ])
 279
 280 # _LT_PROG_LTMAIN
 281 # ---------------
 282 # Note that this code is called both from 'configure', and 'config.status'
 283 # now that we use AC_CONFIG_COMMANDS to generate libtool.  Notably,
 284 # 'config.status' has no value for ac_aux_dir unless we are using Automake,
 285 # so we pass a copy along to make sure it has a sensible value anyway.
 286 m4_defun([_LT_PROG_LTMAIN],
 287 [m4_ifdef([AC_REQUIRE_AUX_FILE], [AC_REQUIRE_AUX_FILE([ltmain.sh])])dnl
 288 _LT_CONFIG_LIBTOOL_INIT([ac_aux_dir='$ac_aux_dir'])
 289 ltmain=$ac_aux_dir/ltmain.sh
 290 ])# _LT_PROG_LTMAIN
 291
 292
 293 ## ------------------------------------- ##
 294 ## Accumulate code for creating libtool. ##
 295 ## ------------------------------------- ##
 296
 297 # So that we can recreate a full libtool script including additional
 298 # tags, we accumulate the chunks of code to send to AC_CONFIG_COMMANDS
 299 # in macros and then make a single call at the end using the 'libtool'
 300 # label.
 301
 302
 303 # _LT_CONFIG_LIBTOOL_INIT([INIT-COMMANDS])
 304 # ----------------------------------------
 305 # Register INIT-COMMANDS to be passed to AC_CONFIG_COMMANDS later.
 306 m4_define([_LT_CONFIG_LIBTOOL_INIT],
 307 [m4_ifval([$1],
 308           [m4_append([_LT_OUTPUT_LIBTOOL_INIT],
 309                      [$1
 310 ])])])
 311
 312 # Initialize.
 313 m4_define([_LT_OUTPUT_LIBTOOL_INIT])
 314
 315
 316 # _LT_CONFIG_LIBTOOL([COMMANDS])
 317 # ------------------------------
 318 # Register COMMANDS to be passed to AC_CONFIG_COMMANDS later.
 319 m4_define([_LT_CONFIG_LIBTOOL],
 320 [m4_ifval([$1],
 321           [m4_append([_LT_OUTPUT_LIBTOOL_COMMANDS],
 322                      [$1
 323 ])])])
 324
 325 # Initialize.
 326 m4_define([_LT_OUTPUT_LIBTOOL_COMMANDS])
 327
 328
 329 # _LT_CONFIG_SAVE_COMMANDS([COMMANDS], [INIT_COMMANDS])
 330 # -----------------------------------------------------
 331 m4_defun([_LT_CONFIG_SAVE_COMMANDS],
 332 [_LT_CONFIG_LIBTOOL([$1])
 333 _LT_CONFIG_LIBTOOL_INIT([$2])
 334 ])
 335
 336
 337 # _LT_FORMAT_COMMENT([COMMENT])
 338 # -----------------------------
 339 # Add leading comment marks to the start of each line, and a trailing
 340 # full-stop to the whole comment if one is not present already.
 341 m4_define([_LT_FORMAT_COMMENT],
 342 [m4_ifval([$1], [
 343 m4_bpatsubst([m4_bpatsubst([$1], [^ *], [# ])],
 344               [['`$\]], [\\\&])]m4_bmatch([$1], [[!?.]$], [], [.])
 345 )])
 346
 347
 348
 349 ## ------------------------ ##
 350 ## FIXME: Eliminate VARNAME ##
 351 ## ------------------------ ##
 352
 353
 354 # _LT_DECL([CONFIGNAME], VARNAME, VALUE, [DESCRIPTION], [IS-TAGGED?])
 355 # -------------------------------------------------------------------
 356 # CONFIGNAME is the name given to the value in the libtool script.
 357 # VARNAME is the (base) name used in the configure script.
 358 # VALUE may be 0, 1 or 2 for a computed quote escaped value based on
 359 # VARNAME.  Any other value will be used directly.
 360 m4_define([_LT_DECL],
 361 [lt_if_append_uniq([lt_decl_varnames], [$2], [, ],
 362     [lt_dict_add_subkey([lt_decl_dict], [$2], [libtool_name],
 363         [m4_ifval([$1], [$1], [$2])])
 364     lt_dict_add_subkey([lt_decl_dict], [$2], [value], [$3])
 365     m4_ifval([$4],
 366         [lt_dict_add_subkey([lt_decl_dict], [$2], [description], [$4])])
 367     lt_dict_add_subkey([lt_decl_dict], [$2],
 368         [tagged?], [m4_ifval([$5], [yes], [no])])])
 369 ])
 370
 371
 372 # _LT_TAGDECL([CONFIGNAME], VARNAME, VALUE, [DESCRIPTION])
 373 # --------------------------------------------------------
 374 m4_define([_LT_TAGDECL], [_LT_DECL([$1], [$2], [$3], [$4], [yes])])
 375
 376
 377 # lt_decl_tag_varnames([SEPARATOR], [VARNAME1...])
 378 # ------------------------------------------------
 379 m4_define([lt_decl_tag_varnames],
 380 [_lt_decl_filter([tagged?], [yes], $@)])
 381
 382
 383 # _lt_decl_filter(SUBKEY, VALUE, [SEPARATOR], [VARNAME1..])
 384 # ---------------------------------------------------------
 385 m4_define([_lt_decl_filter],
 386 [m4_case([$#],
 387   [0], [m4_fatal([$0: too few arguments: $#])],
 388   [1], [m4_fatal([$0: too few arguments: $#: $1])],
 389   [2], [lt_dict_filter([lt_decl_dict], [$1], [$2], [], lt_decl_varnames)],
 390   [3], [lt_dict_filter([lt_decl_dict], [$1], [$2], [$3], lt_decl_varnames)],
 391   [lt_dict_filter([lt_decl_dict], $@)])[]dnl
 392 ])
 393
 394
 395 # lt_decl_quote_varnames([SEPARATOR], [VARNAME1...])
 396 # --------------------------------------------------
 397 m4_define([lt_decl_quote_varnames],
 398 [_lt_decl_filter([value], [1], $@)])
 399
 400
 401 # lt_decl_dquote_varnames([SEPARATOR], [VARNAME1...])
 402 # ---------------------------------------------------
 403 m4_define([lt_decl_dquote_varnames],
 404 [_lt_decl_filter([value], [2], $@)])
 405
 406
 407 # lt_decl_varnames_tagged([SEPARATOR], [VARNAME1...])
 408 # ---------------------------------------------------
 409 m4_define([lt_decl_varnames_tagged],
 410 [m4_assert([$# <= 2])dnl
 411 _$0(m4_quote(m4_default([$1], [[, ]])),
 412     m4_ifval([$2], [[$2]], [m4_dquote(lt_decl_tag_varnames)]),
 413     m4_split(m4_normalize(m4_quote(_LT_TAGS)), [ ]))])
 414 m4_define([_lt_decl_varnames_tagged],
 415 [m4_ifval([$3], [lt_combine([$1], [$2], [_], $3)])])
 416
 417
 418 # lt_decl_all_varnames([SEPARATOR], [VARNAME1...])
 419 # ------------------------------------------------
 420 m4_define([lt_decl_all_varnames],
 421 [_$0(m4_quote(m4_default([$1], [[, ]])),
 422      m4_if([$2], [],
 423            m4_quote(lt_decl_varnames),
 424         m4_quote(m4_shift($@))))[]dnl
 425 ])
 426 m4_define([_lt_decl_all_varnames],
 427 [lt_join($@, lt_decl_varnames_tagged([$1],
 428                         lt_decl_tag_varnames([[, ]], m4_shift($@))))dnl
 429 ])
 430
 431
 432 # _LT_CONFIG_STATUS_DECLARE([VARNAME])
 433 # ------------------------------------
 434 # Quote a variable value, and forward it to 'config.status' so that its
 435 # declaration there will have the same value as in 'configure'.  VARNAME
 436 # must have a single quote delimited value for this to work.
 437 m4_define([_LT_CONFIG_STATUS_DECLARE],
 438 [$1='`$ECHO "$][$1" | $SED "$delay_single_quote_subst"`'])
 439
 440
 441 # _LT_CONFIG_STATUS_DECLARATIONS
 442 # ------------------------------
 443 # We delimit libtool config variables with single quotes, so when
 444 # we write them to config.status, we have to be sure to quote all
 445 # embedded single quotes properly.  In configure, this macro expands
 446 # each variable declared with _LT_DECL (and _LT_TAGDECL) into:
 447 #
 448 #    <var>='`$ECHO "$<var>" | $SED "$delay_single_quote_subst"`'
 449 m4_defun([_LT_CONFIG_STATUS_DECLARATIONS],
 450 [m4_foreach([_lt_var], m4_quote(lt_decl_all_varnames),
 451     [m4_n([_LT_CONFIG_STATUS_DECLARE(_lt_var)])])])
 452
 453
 454 # _LT_LIBTOOL_TAGS
 455 # ----------------
 456 # Output comment and list of tags supported by the script
 457 m4_defun([_LT_LIBTOOL_TAGS],
 458 [_LT_FORMAT_COMMENT([The names of the tagged configurations supported by this script])dnl
 459 available_tags='_LT_TAGS'dnl
 460 ])
 461
 462
 463 # _LT_LIBTOOL_DECLARE(VARNAME, [TAG])
 464 # -----------------------------------
 465 # Extract the dictionary values for VARNAME (optionally with TAG) and
 466 # expand to a commented shell variable setting:
 467 #
 468 #    # Some comment about what VAR is for.
 469 #    visible_name=$lt_internal_name
 470 m4_define([_LT_LIBTOOL_DECLARE],
 471 [_LT_FORMAT_COMMENT(m4_quote(lt_dict_fetch([lt_decl_dict], [$1],
 472                                            [description])))[]dnl
 473 m4_pushdef([_libtool_name],
 474     m4_quote(lt_dict_fetch([lt_decl_dict], [$1], [libtool_name])))[]dnl
 475 m4_case(m4_quote(lt_dict_fetch([lt_decl_dict], [$1], [value])),
 476     [0], [_libtool_name=[$]$1],
 477     [1], [_libtool_name=$lt_[]$1],
 478     [2], [_libtool_name=$lt_[]$1],
 479     [_libtool_name=lt_dict_fetch([lt_decl_dict], [$1], [value])])[]dnl
 480 m4_ifval([$2], [_$2])[]m4_popdef([_libtool_name])[]dnl
 481 ])
 482
 483
 484 # _LT_LIBTOOL_CONFIG_VARS
 485 # -----------------------
 486 # Produce commented declarations of non-tagged libtool config variables
 487 # suitable for insertion in the LIBTOOL CONFIG section of the 'libtool'
 488 # script.  Tagged libtool config variables (even for the LIBTOOL CONFIG
 489 # section) are produced by _LT_LIBTOOL_TAG_VARS.
 490 m4_defun([_LT_LIBTOOL_CONFIG_VARS],
 491 [m4_foreach([_lt_var],
 492     m4_quote(_lt_decl_filter([tagged?], [no], [], lt_decl_varnames)),
 493     [m4_n([_LT_LIBTOOL_DECLARE(_lt_var)])])])
 494
 495
 496 # _LT_LIBTOOL_TAG_VARS(TAG)
 497 # -------------------------
 498 m4_define([_LT_LIBTOOL_TAG_VARS],
 499 [m4_foreach([_lt_var], m4_quote(lt_decl_tag_varnames),
 500     [m4_n([_LT_LIBTOOL_DECLARE(_lt_var, [$1])])])])
 501
 502
 503 # _LT_TAGVAR(VARNAME, [TAGNAME])
 504 # ------------------------------
 505 m4_define([_LT_TAGVAR], [m4_ifval([$2], [$1_$2], [$1])])
 506
 507
 508 # _LT_CONFIG_COMMANDS
 509 # -------------------
 510 # Send accumulated output to $CONFIG_STATUS.  Thanks to the lists of
 511 # variables for single and double quote escaping we saved from calls
 512 # to _LT_DECL, we can put quote escaped variables declarations
 513 # into 'config.status', and then the shell code to quote escape them in
 514 # for loops in 'config.status'.  Finally, any additional code accumulated
 515 # from calls to _LT_CONFIG_LIBTOOL_INIT is expanded.
 516 m4_defun([_LT_CONFIG_COMMANDS],
 517 [AC_PROVIDE_IFELSE([LT_OUTPUT],
 518         dnl If the libtool generation code has been placed in $CONFIG_LT,
 519         dnl instead of duplicating it all over again into config.status,
 520         dnl then we will have config.status run $CONFIG_LT later, so it
 521         dnl needs to know what name is stored there:
 522         [AC_CONFIG_COMMANDS([libtool],
 523             [$SHELL $CONFIG_LT || AS_EXIT(1)], [CONFIG_LT='$CONFIG_LT'])],
 524     dnl If the libtool generation code is destined for config.status,
 525     dnl expand the accumulated commands and init code now:
 526     [AC_CONFIG_COMMANDS([libtool],
 527         [_LT_OUTPUT_LIBTOOL_COMMANDS], [_LT_OUTPUT_LIBTOOL_COMMANDS_INIT])])
 528 ])#_LT_CONFIG_COMMANDS
 529
 530
 531 # Initialize.
 532 m4_define([_LT_OUTPUT_LIBTOOL_COMMANDS_INIT],
 533 [
 534
 535 # The HP-UX ksh and POSIX shell print the target directory to stdout
 536 # if CDPATH is set.
 537 (unset CDPATH) >/dev/null 2>&1 && unset CDPATH
 538
 539 sed_quote_subst='$sed_quote_subst'
 540 double_quote_subst='$double_quote_subst'
 541 delay_variable_subst='$delay_variable_subst'
 542 _LT_CONFIG_STATUS_DECLARATIONS
 543 LTCC='$LTCC'
 544 LTCFLAGS='$LTCFLAGS'
 545 compiler='$compiler_DEFAULT'
 546
 547 # A function that is used when there is no print builtin or printf.
 548 func_fallback_echo ()
 549 {
 550   eval 'cat <<_LTECHO_EOF
 551 \$[]1
 552 _LTECHO_EOF'
 553 }
 554
 555 # Quote evaled strings.
 556 for var in lt_decl_all_varnames([[ \
 557 ]], lt_decl_quote_varnames); do
 558     case \`eval \\\\\$ECHO \\\\""\\\\\$\$var"\\\\"\` in
 559     *[[\\\\\\\`\\"\\\$]]*)
 560       eval "lt_\$var=\\\\\\"\\\`\\\$ECHO \\"\\\$\$var\\" | \\\$SED \\"\\\$sed_quote_subst\\"\\\`\\\\\\"" ## exclude from sc_prohibit_nested_quotes
 561       ;;
 562     *)
 563       eval "lt_\$var=\\\\\\"\\\$\$var\\\\\\""
 564       ;;
 565     esac
 566 done
 567
 568 # Double-quote double-evaled strings.
 569 for var in lt_decl_all_varnames([[ \
 570 ]], lt_decl_dquote_varnames); do
 571     case \`eval \\\\\$ECHO \\\\""\\\\\$\$var"\\\\"\` in
 572     *[[\\\\\\\`\\"\\\$]]*)
 573       eval "lt_\$var=\\\\\\"\\\`\\\$ECHO \\"\\\$\$var\\" | \\\$SED -e \\"\\\$double_quote_subst\\" -e \\"\\\$sed_quote_subst\\" -e \\"\\\$delay_variable_subst\\"\\\`\\\\\\"" ## exclude from sc_prohibit_nested_quotes
 574       ;;
 575     *)
 576       eval "lt_\$var=\\\\\\"\\\$\$var\\\\\\""
 577       ;;
 578     esac
 579 done
 580
 581 _LT_OUTPUT_LIBTOOL_INIT
 582 ])
 583
 584 # _LT_GENERATED_FILE_INIT(FILE, [COMMENT])
 585 # ------------------------------------
 586 # Generate a child script FILE with all initialization necessary to
 587 # reuse the environment learned by the parent script, and make the
 588 # file executable.  If COMMENT is supplied, it is inserted after the
 589 # '#!' sequence but before initialization text begins.  After this
 590 # macro, additional text can be appended to FILE to form the body of
 591 # the child script.  The macro ends with non-zero status if the
 592 # file could not be fully written (such as if the disk is full).
 593 m4_ifdef([AS_INIT_GENERATED],
 594 [m4_defun([_LT_GENERATED_FILE_INIT],[AS_INIT_GENERATED($@)])],
 595 [m4_defun([_LT_GENERATED_FILE_INIT],
 596 [m4_require([AS_PREPARE])]dnl
 597 [m4_pushdef([AS_MESSAGE_LOG_FD])]dnl
 598 [lt_write_fail=0
 599 cat >$1 <<_ASEOF || lt_write_fail=1
 600 #! $SHELL
 601 # Generated by $as_me.
 602 $2
 603 SHELL=\${CONFIG_SHELL-$SHELL}
 604 export SHELL
 605 _ASEOF
 606 cat >>$1 <<\_ASEOF || lt_write_fail=1
 607 AS_SHELL_SANITIZE
 608 _AS_PREPARE
 609 exec AS_MESSAGE_FD>&1
 610 _ASEOF
 611 test 0 = "$lt_write_fail" && chmod +x $1[]dnl
 612 m4_popdef([AS_MESSAGE_LOG_FD])])])# _LT_GENERATED_FILE_INIT
 613
 614 # LT_OUTPUT
 615 # ---------
 616 # This macro allows early generation of the libtool script (before
 617 # AC_OUTPUT is called), incase it is used in configure for compilation
 618 # tests.
 619 AC_DEFUN([LT_OUTPUT],
 620 [: ${CONFIG_LT=./config.lt}
 621 AC_MSG_NOTICE([creating $CONFIG_LT])
 622 _LT_GENERATED_FILE_INIT(["$CONFIG_LT"],
 623 [# Run this file to recreate a libtool stub with the current configuration.])
 624
 625 cat >>"$CONFIG_LT" <<\_LTEOF
 626 lt_cl_silent=false
 627 exec AS_MESSAGE_LOG_FD>>config.log
 628 {
 629   echo
 630   AS_BOX([Running $as_me.])
 631 } >&AS_MESSAGE_LOG_FD
 632
 633 lt_cl_help="\
 634 '$as_me' creates a local libtool stub from the current configuration,
 635 for use in further configure time tests before the real libtool is
 636 generated.
 637
 638 Usage: $[0] [[OPTIONS]]
 639
 640   -h, --help      print this help, then exit
 641   -V, --version   print version number, then exit
 642   -q, --quiet     do not print progress messages
 643   -d, --debug     don't remove temporary files
 644
 645 Report bugs to <bug-libtool@gnu.org>."
 646
 647 lt_cl_version="\
 648 m4_ifset([AC_PACKAGE_NAME], [AC_PACKAGE_NAME ])config.lt[]dnl
 649 m4_ifset([AC_PACKAGE_VERSION], [ AC_PACKAGE_VERSION])
 650 configured by $[0], generated by m4_PACKAGE_STRING.
 651
 652 Copyright (C) 2011 Free Software Foundation, Inc.
 653 This config.lt script is free software; the Free Software Foundation
 654 gives unlimited permision to copy, distribute and modify it."
 655
 656 while test 0 != $[#]
 657 do
 658   case $[1] in
 659     --version | --v* | -V )
 660       echo "$lt_cl_version"; exit 0 ;;
 661     --help | --h* | -h )
 662       echo "$lt_cl_help"; exit 0 ;;
 663     --debug | --d* | -d )
 664       debug=: ;;
 665     --quiet | --q* | --silent | --s* | -q )
 666       lt_cl_silent=: ;;
 667
 668     -*) AC_MSG_ERROR([unrecognized option: $[1]
 669 Try '$[0] --help' for more information.]) ;;
 670
 671     *) AC_MSG_ERROR([unrecognized argument: $[1]
 672 Try '$[0] --help' for more information.]) ;;
 673   esac
 674   shift
 675 done
 676
 677 if $lt_cl_silent; then
 678   exec AS_MESSAGE_FD>/dev/null
 679 fi
 680 _LTEOF
 681
 682 cat >>"$CONFIG_LT" <<_LTEOF
 683 _LT_OUTPUT_LIBTOOL_COMMANDS_INIT
 684 _LTEOF
 685
 686 cat >>"$CONFIG_LT" <<\_LTEOF
 687 AC_MSG_NOTICE([creating $ofile])
 688 _LT_OUTPUT_LIBTOOL_COMMANDS
 689 AS_EXIT(0)
 690 _LTEOF
 691 chmod +x "$CONFIG_LT"
 692
 693 # configure is writing to config.log, but config.lt does its own redirection,
 694 # appending to config.log, which fails on DOS, as config.log is still kept
 695 # open by configure.  Here we exec the FD to /dev/null, effectively closing
 696 # config.log, so it can be properly (re)opened and appended to by config.lt.
 697 lt_cl_success=:
 698 test yes = "$silent" &&
 699   lt_config_lt_args="$lt_config_lt_args --quiet"
 700 exec AS_MESSAGE_LOG_FD>/dev/null
 701 $SHELL "$CONFIG_LT" $lt_config_lt_args || lt_cl_success=false
 702 exec AS_MESSAGE_LOG_FD>>config.log
 703 $lt_cl_success || AS_EXIT(1)
 704 ])# LT_OUTPUT
 705
 706
 707 # _LT_CONFIG(TAG)
 708 # ---------------
 709 # If TAG is the built-in tag, create an initial libtool script with a
 710 # default configuration from the untagged config vars.  Otherwise add code
 711 # to config.status for appending the configuration named by TAG from the
 712 # matching tagged config vars.
 713 m4_defun([_LT_CONFIG],
 714 [m4_require([_LT_FILEUTILS_DEFAULTS])dnl
 715 _LT_CONFIG_SAVE_COMMANDS([
 716   m4_define([_LT_TAG], m4_if([$1], [], [C], [$1]))dnl
 717   m4_if(_LT_TAG, [C], [
 718     # See if we are running on zsh, and set the options that allow our
 719     # commands through without removal of \ escapes.
 720     if test -n "${ZSH_VERSION+set}"; then
 721       setopt NO_GLOB_SUBST
 722     fi
 723
 724     cfgfile=${ofile}T
 725     trap "$RM \"$cfgfile\"; exit 1" 1 2 15
 726     $RM "$cfgfile"
 727
 728     cat <<_LT_EOF >> "$cfgfile"
 729 #! $SHELL
 730 # Generated automatically by $as_me ($PACKAGE) $VERSION
 731 # Libtool was configured on host `(hostname || uname -n) 2>/dev/null | sed 1q`:
 732 # NOTE: Changes made to this file will be lost: look at ltmain.sh.
 733
 734 # Provide generalized library-building support services.
 735 # Written by Gordon Matzigkeit, 1996
 736
 737 _LT_COPYING
 738 _LT_LIBTOOL_TAGS
 739
 740 # Configured defaults for sys_lib_dlsearch_path munging.
 741 : \${LT_SYS_LIBRARY_PATH="$configure_time_lt_sys_library_path"}
 742
 743 # ### BEGIN LIBTOOL CONFIG
 744 _LT_LIBTOOL_CONFIG_VARS
 745 _LT_LIBTOOL_TAG_VARS
 746 # ### END LIBTOOL CONFIG
 747
 748 _LT_EOF
 749
 750     cat <<'_LT_EOF' >> "$cfgfile"
 751
 752 # ### BEGIN FUNCTIONS SHARED WITH CONFIGURE
 753
 754 _LT_PREPARE_MUNGE_PATH_LIST
 755 _LT_PREPARE_CC_BASENAME
 756
 757 # ### END FUNCTIONS SHARED WITH CONFIGURE
 758
 759 _LT_EOF
 760
 761   case $host_os in
 762   aix3*)
 763     cat <<\_LT_EOF >> "$cfgfile"
 764 # AIX sometimes has problems with the GCC collect2 program.  For some
 765 # reason, if we set the COLLECT_NAMES environment variable, the problems
 766 # vanish in a puff of smoke.
 767 if test set != "${COLLECT_NAMES+set}"; then
 768   COLLECT_NAMES=
 769   export COLLECT_NAMES
 770 fi
 771 _LT_EOF
 772     ;;
 773   esac
 774
 775   _LT_PROG_LTMAIN
 776
 777   # We use sed instead of cat because bash on DJGPP gets confused if
 778   # if finds mixed CR/LF and LF-only lines.  Since sed operates in
 779   # text mode, it properly converts lines to CR/LF.  This bash problem
 780   # is reportedly fixed, but why not run on old versions too?
 781   sed '$q' "$ltmain" >> "$cfgfile" \
 782      || (rm -f "$cfgfile"; exit 1)
 783
 784    mv -f "$cfgfile" "$ofile" ||
 785     (rm -f "$ofile" && cp "$cfgfile" "$ofile" && rm -f "$cfgfile")
 786   chmod +x "$ofile"
 787 ],
 788 [cat <<_LT_EOF >> "$ofile"
 789
 790 dnl Unfortunately we have to use $1 here, since _LT_TAG is not expanded
 791 dnl in a comment (ie after a #).
 792 # ### BEGIN LIBTOOL TAG CONFIG: $1
 793 _LT_LIBTOOL_TAG_VARS(_LT_TAG)
 794 # ### END LIBTOOL TAG CONFIG: $1
 795 _LT_EOF
 796 ])dnl /m4_if
 797 ],
 798 [m4_if([$1], [], [
 799     PACKAGE='$PACKAGE'
 800     VERSION='$VERSION'
 801     RM='$RM'
 802     ofile='$ofile'], [])
 803 ])dnl /_LT_CONFIG_SAVE_COMMANDS
 804 ])# _LT_CONFIG
 805
 806
 807 # LT_SUPPORTED_TAG(TAG)
 808 # ---------------------
 809 # Trace this macro to discover what tags are supported by the libtool
 810 # --tag option, using:
 811 #    autoconf --trace 'LT_SUPPORTED_TAG:$1'
 812 AC_DEFUN([LT_SUPPORTED_TAG], [])
 813
 814
 815 # C support is built-in for now
 816 m4_define([_LT_LANG_C_enabled], [])
 817 m4_define([_LT_TAGS], [])
 818
 819
 820 # LT_LANG(LANG)
 821 # -------------
 822 # Enable libtool support for the given language if not already enabled.
 823 AC_DEFUN([LT_LANG],
 824 [AC_BEFORE([$0], [LT_OUTPUT])dnl
 825 m4_case([$1],
 826   [C],                  [_LT_LANG(C)],
 827   [C++],                [_LT_LANG(CXX)],
 828   [Go],                 [_LT_LANG(GO)],
 829   [Java],               [_LT_LANG(GCJ)],
 830   [Fortran 77],         [_LT_LANG(F77)],
 831   [Fortran],            [_LT_LANG(FC)],
 832   [Windows Resource],   [_LT_LANG(RC)],
 833   [m4_ifdef([_LT_LANG_]$1[_CONFIG],
 834     [_LT_LANG($1)],
 835     [m4_fatal([$0: unsupported language: "$1"])])])dnl
 836 ])# LT_LANG
 837
 838
 839 # _LT_LANG(LANGNAME)
 840 # ------------------
 841 m4_defun([_LT_LANG],
 842 [m4_ifdef([_LT_LANG_]$1[_enabled], [],
 843   [LT_SUPPORTED_TAG([$1])dnl
 844   m4_append([_LT_TAGS], [$1 ])dnl
 845   m4_define([_LT_LANG_]$1[_enabled], [])dnl
 846   _LT_LANG_$1_CONFIG($1)])dnl
 847 ])# _LT_LANG
 848
 849
 850 m4_ifndef([AC_PROG_GO], [
 851 ############################################################
 852 # NOTE: This macro has been submitted for inclusion into   #
 853 #  GNU Autoconf as AC_PROG_GO.  When it is available in    #
 854 #  a released version of Autoconf we should remove this    #
 855 #  macro and use it instead.                               #
 856 ############################################################
 857 m4_defun([AC_PROG_GO],
 858 [AC_LANG_PUSH(Go)dnl
 859 AC_ARG_VAR([GOC],     [Go compiler command])dnl
 860 AC_ARG_VAR([GOFLAGS], [Go compiler flags])dnl
 861 _AC_ARG_VAR_LDFLAGS()dnl
 862 AC_CHECK_TOOL(GOC, gccgo)
 863 if test -z "$GOC"; then
 864   if test -n "$ac_tool_prefix"; then
 865     AC_CHECK_PROG(GOC, [${ac_tool_prefix}gccgo], [${ac_tool_prefix}gccgo])
 866   fi
 867 fi
 868 if test -z "$GOC"; then
 869   AC_CHECK_PROG(GOC, gccgo, gccgo, false)
 870 fi
 871 ])#m4_defun
 872 ])#m4_ifndef
 873
 874
 875 # _LT_LANG_DEFAULT_CONFIG
 876 # -----------------------
 877 m4_defun([_LT_LANG_DEFAULT_CONFIG],
 878 [AC_PROVIDE_IFELSE([AC_PROG_CXX],
 879   [LT_LANG(CXX)],
 880   [m4_define([AC_PROG_CXX], defn([AC_PROG_CXX])[LT_LANG(CXX)])])
 881
 882 AC_PROVIDE_IFELSE([AC_PROG_F77],
 883   [LT_LANG(F77)],
 884   [m4_define([AC_PROG_F77], defn([AC_PROG_F77])[LT_LANG(F77)])])
 885
 886 AC_PROVIDE_IFELSE([AC_PROG_FC],
 887   [LT_LANG(FC)],
 888   [m4_define([AC_PROG_FC], defn([AC_PROG_FC])[LT_LANG(FC)])])
 889
 890 dnl The call to [A][M_PROG_GCJ] is quoted like that to stop aclocal
 891 dnl pulling things in needlessly.
 892 AC_PROVIDE_IFELSE([AC_PROG_GCJ],
 893   [LT_LANG(GCJ)],
 894   [AC_PROVIDE_IFELSE([A][M_PROG_GCJ],
 895     [LT_LANG(GCJ)],
 896     [AC_PROVIDE_IFELSE([LT_PROG_GCJ],
 897       [LT_LANG(GCJ)],
 898       [m4_ifdef([AC_PROG_GCJ],
 899         [m4_define([AC_PROG_GCJ], defn([AC_PROG_GCJ])[LT_LANG(GCJ)])])
 900        m4_ifdef([A][M_PROG_GCJ],
 901         [m4_define([A][M_PROG_GCJ], defn([A][M_PROG_GCJ])[LT_LANG(GCJ)])])
 902        m4_ifdef([LT_PROG_GCJ],
 903         [m4_define([LT_PROG_GCJ], defn([LT_PROG_GCJ])[LT_LANG(GCJ)])])])])])
 904
 905 AC_PROVIDE_IFELSE([AC_PROG_GO],
 906   [LT_LANG(GO)],
 907   [m4_define([AC_PROG_GO], defn([AC_PROG_GO])[LT_LANG(GO)])])
 908
 909 AC_PROVIDE_IFELSE([LT_PROG_RC],
 910   [LT_LANG(RC)],
 911   [m4_define([LT_PROG_RC], defn([LT_PROG_RC])[LT_LANG(RC)])])
 912 ])# _LT_LANG_DEFAULT_CONFIG
 913
 914 # Obsolete macros:
 915 AU_DEFUN([AC_LIBTOOL_CXX], [LT_LANG(C++)])
 916 AU_DEFUN([AC_LIBTOOL_F77], [LT_LANG(Fortran 77)])
 917 AU_DEFUN([AC_LIBTOOL_FC], [LT_LANG(Fortran)])
 918 AU_DEFUN([AC_LIBTOOL_GCJ], [LT_LANG(Java)])
 919 AU_DEFUN([AC_LIBTOOL_RC], [LT_LANG(Windows Resource)])
 920 dnl aclocal-1.4 backwards compatibility:
 921 dnl AC_DEFUN([AC_LIBTOOL_CXX], [])
 922 dnl AC_DEFUN([AC_LIBTOOL_F77], [])
 923 dnl AC_DEFUN([AC_LIBTOOL_FC], [])
 924 dnl AC_DEFUN([AC_LIBTOOL_GCJ], [])
 925 dnl AC_DEFUN([AC_LIBTOOL_RC], [])
 926
 927
 928 # _LT_TAG_COMPILER
 929 # ----------------
 930 m4_defun([_LT_TAG_COMPILER],
 931 [AC_REQUIRE([AC_PROG_CC])dnl
 932
 933 _LT_DECL([LTCC], [CC], [1], [A C compiler])dnl
 934 _LT_DECL([LTCFLAGS], [CFLAGS], [1], [LTCC compiler flags])dnl
 935 _LT_TAGDECL([CC], [compiler], [1], [A language specific compiler])dnl
 936 _LT_TAGDECL([with_gcc], [GCC], [0], [Is the compiler the GNU compiler?])dnl
 937
 938 # If no C compiler was specified, use CC.
 939 LTCC=${LTCC-"$CC"}
 940
 941 # If no C compiler flags were specified, use CFLAGS.
 942 LTCFLAGS=${LTCFLAGS-"$CFLAGS"}
 943
 944 # Allow CC to be a program name with arguments.
 945 compiler=$CC
 946 ])# _LT_TAG_COMPILER
 947
 948
 949 # _LT_COMPILER_BOILERPLATE
 950 # ------------------------
 951 # Check for compiler boilerplate output or warnings with
 952 # the simple compiler test code.
 953 m4_defun([_LT_COMPILER_BOILERPLATE],
 954 [m4_require([_LT_DECL_SED])dnl
 955 ac_outfile=conftest.$ac_objext
 956 echo "$lt_simple_compile_test_code" >conftest.$ac_ext
 957 eval "$ac_compile" 2>&1 >/dev/null | $SED '/^$/d; /^ *+/d' >conftest.err
 958 _lt_compiler_boilerplate=`cat conftest.err`
 959 $RM -r conftest*
 960 ])# _LT_COMPILER_BOILERPLATE
 961
 962
 963 # _LT_LINKER_BOILERPLATE
 964 # ----------------------
 965 # Check for linker boilerplate output or warnings with
 966 # the simple link test code.
 967 m4_defun([_LT_LINKER_BOILERPLATE],
 968 [m4_require([_LT_DECL_SED])dnl
 969 ac_outfile=conftest.$ac_objext
 970 echo "$lt_simple_link_test_code" >conftest.$ac_ext
 971 eval "$ac_link" 2>&1 >/dev/null | $SED '/^$/d; /^ *+/d' >conftest.err
 972 _lt_linker_boilerplate=`cat conftest.err`
 973 $RM -r conftest*
 974 ])# _LT_LINKER_BOILERPLATE
 975
 976 # _LT_REQUIRED_DARWIN_CHECKS
 977 # -------------------------
 978 m4_defun_once([_LT_REQUIRED_DARWIN_CHECKS],[
 979   case $host_os in
 980     rhapsody* | darwin*)
 981     AC_CHECK_TOOL([DSYMUTIL], [dsymutil], [:])
 982     AC_CHECK_TOOL([NMEDIT], [nmedit], [:])
 983     AC_CHECK_TOOL([LIPO], [lipo], [:])
 984     AC_CHECK_TOOL([OTOOL], [otool], [:])
 985     AC_CHECK_TOOL([OTOOL64], [otool64], [:])
 986     _LT_DECL([], [DSYMUTIL], [1],
 987       [Tool to manipulate archived DWARF debug symbol files on Mac OS X])
 988     _LT_DECL([], [NMEDIT], [1],
 989       [Tool to change global to local symbols on Mac OS X])
 990     _LT_DECL([], [LIPO], [1],
 991       [Tool to manipulate fat objects and archives on Mac OS X])
 992     _LT_DECL([], [OTOOL], [1],
 993       [ldd/readelf like tool for Mach-O binaries on Mac OS X])
 994     _LT_DECL([], [OTOOL64], [1],
 995       [ldd/readelf like tool for 64 bit Mach-O binaries on Mac OS X 10.4])
 996
 997     AC_CACHE_CHECK([for -single_module linker flag],[lt_cv_apple_cc_single_mod],
 998       [lt_cv_apple_cc_single_mod=no
 999       if test -z "$LT_MULTI_MODULE"; then
1000         # By default we will add the -single_module flag. You can override
1001         # by either setting the environment variable LT_MULTI_MODULE
1002         # non-empty at configure time, or by adding -multi_module to the
1003         # link flags.
1004         rm -rf libconftest.dylib*
1005         echo "int foo(void){return 1;}" > conftest.c
1006         echo "$LTCC $LTCFLAGS $LDFLAGS -o libconftest.dylib \
1007 -dynamiclib -Wl,-single_module conftest.c" >&AS_MESSAGE_LOG_FD
1008         $LTCC $LTCFLAGS $LDFLAGS -o libconftest.dylib \
1009           -dynamiclib -Wl,-single_module conftest.c 2>conftest.err
1010         _lt_result=$?
1011         # If there is a non-empty error log, and "single_module"
1012         # appears in it, assume the flag caused a linker warning
1013         if test -s conftest.err && $GREP single_module conftest.err; then
1014           cat conftest.err >&AS_MESSAGE_LOG_FD
1015         # Otherwise, if the output was created with a 0 exit code from
1016         # the compiler, it worked.
1017         elif test -f libconftest.dylib && test 0 = "$_lt_result"; then
1018           lt_cv_apple_cc_single_mod=yes
1019         else
1020           cat conftest.err >&AS_MESSAGE_LOG_FD
1021         fi
1022         rm -rf libconftest.dylib*
1023         rm -f conftest.*
1024       fi])
1025
1026     AC_CACHE_CHECK([for -exported_symbols_list linker flag],
1027       [lt_cv_ld_exported_symbols_list],
1028       [lt_cv_ld_exported_symbols_list=no
1029       save_LDFLAGS=$LDFLAGS
1030       echo "_main" > conftest.sym
1031       LDFLAGS="$LDFLAGS -Wl,-exported_symbols_list,conftest.sym"
1032       AC_LINK_IFELSE([AC_LANG_PROGRAM([],[])],
1033         [lt_cv_ld_exported_symbols_list=yes],
1034         [lt_cv_ld_exported_symbols_list=no])
1035         LDFLAGS=$save_LDFLAGS
1036     ])
1037
1038     AC_CACHE_CHECK([for -force_load linker flag],[lt_cv_ld_force_load],
1039       [lt_cv_ld_force_load=no
1040       cat > conftest.c << _LT_EOF
1041 int forced_loaded() { return 2;}
1042 _LT_EOF
1043       echo "$LTCC $LTCFLAGS -c -o conftest.o conftest.c" >&AS_MESSAGE_LOG_FD
1044       $LTCC $LTCFLAGS -c -o conftest.o conftest.c 2>&AS_MESSAGE_LOG_FD
1045       echo "$AR cru libconftest.a conftest.o" >&AS_MESSAGE_LOG_FD
1046       $AR cru libconftest.a conftest.o 2>&AS_MESSAGE_LOG_FD
1047       echo "$RANLIB libconftest.a" >&AS_MESSAGE_LOG_FD
1048       $RANLIB libconftest.a 2>&AS_MESSAGE_LOG_FD
1049       cat > conftest.c << _LT_EOF
1050 int main() { return 0;}
1051 _LT_EOF
1052       echo "$LTCC $LTCFLAGS $LDFLAGS -o conftest conftest.c -Wl,-force_load,./libconftest.a" >&AS_MESSAGE_LOG_FD
1053       $LTCC $LTCFLAGS $LDFLAGS -o conftest conftest.c -Wl,-force_load,./libconftest.a 2>conftest.err
1054       _lt_result=$?
1055       if test -s conftest.err && $GREP force_load conftest.err; then
1056         cat conftest.err >&AS_MESSAGE_LOG_FD
1057       elif test -f conftest && test 0 = "$_lt_result" && $GREP forced_load conftest >/dev/null 2>&1; then
1058         lt_cv_ld_force_load=yes
1059       else
1060         cat conftest.err >&AS_MESSAGE_LOG_FD
1061       fi
1062         rm -f conftest.err libconftest.a conftest conftest.c
1063         rm -rf conftest.dSYM
1064     ])
1065     case $host_os in
1066     rhapsody* | darwin1.[[012]])
1067       _lt_dar_allow_undefined='$wl-undefined ${wl}suppress' ;;
1068     darwin1.*)
1069       _lt_dar_allow_undefined='$wl-flat_namespace $wl-undefined ${wl}suppress' ;;
1070     darwin*) # darwin 5.x on
1071       # if running on 10.5 or later, the deployment target defaults
1072       # to the OS version, if on x86, and 10.4, the deployment
1073       # target defaults to 10.4. Don't you love it?
1074       case ${MACOSX_DEPLOYMENT_TARGET-10.0},$host in
1075         10.0,*86*-darwin8*|10.0,*-darwin[[91]]*)
1076           _lt_dar_allow_undefined='$wl-undefined ${wl}dynamic_lookup' ;;
1077         10.[[012]][[,.]]*)
1078           _lt_dar_allow_undefined='$wl-flat_namespace $wl-undefined ${wl}suppress' ;;
1079         10.*)
1080           _lt_dar_allow_undefined='$wl-undefined ${wl}dynamic_lookup' ;;
1081       esac
1082     ;;
1083   esac
1084     if test yes = "$lt_cv_apple_cc_single_mod"; then
1085       _lt_dar_single_mod='$single_module'
1086     fi
1087     if test yes = "$lt_cv_ld_exported_symbols_list"; then
1088       _lt_dar_export_syms=' $wl-exported_symbols_list,$output_objdir/$libname-symbols.expsym'
1089     else
1090       _lt_dar_export_syms='~$NMEDIT -s $output_objdir/$libname-symbols.expsym $lib'
1091     fi
1092     if test : != "$DSYMUTIL" && test no = "$lt_cv_ld_force_load"; then
1093       _lt_dsymutil='~$DSYMUTIL $lib || :'
1094     else
1095       _lt_dsymutil=
1096     fi
1097     ;;
1098   esac
1099 ])
1100
1101
1102 # _LT_DARWIN_LINKER_FEATURES([TAG])
1103 # ---------------------------------
1104 # Checks for linker and compiler features on darwin
1105 m4_defun([_LT_DARWIN_LINKER_FEATURES],
1106 [
1107   m4_require([_LT_REQUIRED_DARWIN_CHECKS])
1108   _LT_TAGVAR(archive_cmds_need_lc, $1)=no
1109   _LT_TAGVAR(hardcode_direct, $1)=no
1110   _LT_TAGVAR(hardcode_automatic, $1)=yes
1111   _LT_TAGVAR(hardcode_shlibpath_var, $1)=unsupported
1112   if test yes = "$lt_cv_ld_force_load"; then
1113     _LT_TAGVAR(whole_archive_flag_spec, $1)='`for conv in $convenience\"\"; do test  -n \"$conv\" && new_convenience=\"$new_convenience $wl-force_load,$conv\"; done; func_echo_all \"$new_convenience\"`'
1114     m4_case([$1], [F77], [_LT_TAGVAR(compiler_needs_object, $1)=yes],
1115                   [FC],  [_LT_TAGVAR(compiler_needs_object, $1)=yes])
1116   else
1117     _LT_TAGVAR(whole_archive_flag_spec, $1)=''
1118   fi
1119   _LT_TAGVAR(link_all_deplibs, $1)=yes
1120   _LT_TAGVAR(allow_undefined_flag, $1)=$_lt_dar_allow_undefined
1121   case $cc_basename in
1122      ifort*|nagfor*) _lt_dar_can_shared=yes ;;
1123      *) _lt_dar_can_shared=$GCC ;;
1124   esac
1125   if test yes = "$_lt_dar_can_shared"; then
1126     output_verbose_link_cmd=func_echo_all
1127     _LT_TAGVAR(archive_cmds, $1)="\$CC -dynamiclib \$allow_undefined_flag -o \$lib \$libobjs \$deplibs \$compiler_flags -install_name \$rpath/\$soname \$verstring $_lt_dar_single_mod$_lt_dsymutil"
1128     _LT_TAGVAR(module_cmds, $1)="\$CC \$allow_undefined_flag -o \$lib -bundle \$libobjs \$deplibs \$compiler_flags$_lt_dsymutil"
1129     _LT_TAGVAR(archive_expsym_cmds, $1)="sed 's|^|_|' < \$export_symbols > \$output_objdir/\$libname-symbols.expsym~\$CC -dynamiclib \$allow_undefined_flag -o \$lib \$libobjs \$deplibs \$compiler_flags -install_name \$rpath/\$soname \$verstring $_lt_dar_single_mod$_lt_dar_export_syms$_lt_dsymutil"
1130     _LT_TAGVAR(module_expsym_cmds, $1)="sed -e 's|^|_|' < \$export_symbols > \$output_objdir/\$libname-symbols.expsym~\$CC \$allow_undefined_flag -o \$lib -bundle \$libobjs \$deplibs \$compiler_flags$_lt_dar_export_syms$_lt_dsymutil"
1131     m4_if([$1], [CXX],
1132 [   if test yes != "$lt_cv_apple_cc_single_mod"; then
1133       _LT_TAGVAR(archive_cmds, $1)="\$CC -r -keep_private_externs -nostdlib -o \$lib-master.o \$libobjs~\$CC -dynamiclib \$allow_undefined_flag -o \$lib \$lib-master.o \$deplibs \$compiler_flags -install_name \$rpath/\$soname \$verstring$_lt_dsymutil"
1134       _LT_TAGVAR(archive_expsym_cmds, $1)="sed 's|^|_|' < \$export_symbols > \$output_objdir/\$libname-symbols.expsym~\$CC -r -keep_private_externs -nostdlib -o \$lib-master.o \$libobjs~\$CC -dynamiclib \$allow_undefined_flag -o \$lib \$lib-master.o \$deplibs \$compiler_flags -install_name \$rpath/\$soname \$verstring$_lt_dar_export_syms$_lt_dsymutil"
1135     fi
1136 ],[])
1137   else
1138   _LT_TAGVAR(ld_shlibs, $1)=no
1139   fi
1140 ])
1141
1142 # _LT_SYS_MODULE_PATH_AIX([TAGNAME])
1143 # ----------------------------------
1144 # Links a minimal program and checks the executable
1145 # for the system default hardcoded library path. In most cases,
1146 # this is /usr/lib:/lib, but when the MPI compilers are used
1147 # the location of the communication and MPI libs are included too.
1148 # If we don't find anything, use the default library path according
1149 # to the aix ld manual.
1150 # Store the results from the different compilers for each TAGNAME.
1151 # Allow to override them for all tags through lt_cv_aix_libpath.
1152 m4_defun([_LT_SYS_MODULE_PATH_AIX],
1153 [m4_require([_LT_DECL_SED])dnl
1154 if test set = "${lt_cv_aix_libpath+set}"; then
1155   aix_libpath=$lt_cv_aix_libpath
1156 else
1157   AC_CACHE_VAL([_LT_TAGVAR([lt_cv_aix_libpath_], [$1])],
1158   [AC_LINK_IFELSE([AC_LANG_PROGRAM],[
1159   lt_aix_libpath_sed='[
1160       /Import File Strings/,/^$/ {
1161           /^0/ {
1162               s/^0  *\([^ ]*\) *$/\1/
1163               p
1164           }
1165       }]'
1166   _LT_TAGVAR([lt_cv_aix_libpath_], [$1])=`dump -H conftest$ac_exeext 2>/dev/null | $SED -n -e "$lt_aix_libpath_sed"`
1167   # Check for a 64-bit object if we didn't find anything.
1168   if test -z "$_LT_TAGVAR([lt_cv_aix_libpath_], [$1])"; then
1169     _LT_TAGVAR([lt_cv_aix_libpath_], [$1])=`dump -HX64 conftest$ac_exeext 2>/dev/null | $SED -n -e "$lt_aix_libpath_sed"`
1170   fi],[])
1171   if test -z "$_LT_TAGVAR([lt_cv_aix_libpath_], [$1])"; then
1172     _LT_TAGVAR([lt_cv_aix_libpath_], [$1])=/usr/lib:/lib
1173   fi
1174   ])
1175   aix_libpath=$_LT_TAGVAR([lt_cv_aix_libpath_], [$1])
1176 fi
1177 ])# _LT_SYS_MODULE_PATH_AIX
1178
1179
1180 # _LT_SHELL_INIT(ARG)
1181 # -------------------
1182 m4_define([_LT_SHELL_INIT],
1183 [m4_divert_text([M4SH-INIT], [$1
1184 ])])# _LT_SHELL_INIT
1185
1186
1187
1188 # _LT_PROG_ECHO_BACKSLASH
1189 # -----------------------
1190 # Find how we can fake an echo command that does not interpret backslash.
1191 # In particular, with Autoconf 2.60 or later we add some code to the start
1192 # of the generated configure script that will find a shell with a builtin
1193 # printf (that we can use as an echo command).
1194 m4_defun([_LT_PROG_ECHO_BACKSLASH],
1195 [ECHO='\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\'
1196 ECHO=$ECHO$ECHO$ECHO$ECHO$ECHO
1197 ECHO=$ECHO$ECHO$ECHO$ECHO$ECHO$ECHO
1198
1199 AC_MSG_CHECKING([how to print strings])
1200 # Test print first, because it will be a builtin if present.
1201 if test "X`( print -r -- -n ) 2>/dev/null`" = X-n && \
1202    test "X`print -r -- $ECHO 2>/dev/null`" = "X$ECHO"; then
1203   ECHO='print -r --'
1204 elif test "X`printf %s $ECHO 2>/dev/null`" = "X$ECHO"; then
1205   ECHO='printf %s\n'
1206 else
1207   # Use this function as a fallback that always works.
1208   func_fallback_echo ()
1209   {
1210     eval 'cat <<_LTECHO_EOF
1211 $[]1
1212 _LTECHO_EOF'
1213   }
1214   ECHO='func_fallback_echo'
1215 fi
1216
1217 # func_echo_all arg...
1218 # Invoke $ECHO with all args, space-separated.
1219 func_echo_all ()
1220 {
1221     $ECHO "$*"
1222 }
1223
1224 case $ECHO in
1225   printf*) AC_MSG_RESULT([printf]) ;;
1226   print*) AC_MSG_RESULT([print -r]) ;;
1227   *) AC_MSG_RESULT([cat]) ;;
1228 esac
1229
1230 m4_ifdef([_AS_DETECT_SUGGESTED],
1231 [_AS_DETECT_SUGGESTED([
1232   test -n "${ZSH_VERSION+set}${BASH_VERSION+set}" || (
1233     ECHO='\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\'
1234     ECHO=$ECHO$ECHO$ECHO$ECHO$ECHO
1235     ECHO=$ECHO$ECHO$ECHO$ECHO$ECHO$ECHO
1236     PATH=/empty FPATH=/empty; export PATH FPATH
1237     test "X`printf %s $ECHO`" = "X$ECHO" \
1238       || test "X`print -r -- $ECHO`" = "X$ECHO" )])])
1239
1240 _LT_DECL([], [SHELL], [1], [Shell to use when invoking shell scripts])
1241 _LT_DECL([], [ECHO], [1], [An echo program that protects backslashes])
1242 ])# _LT_PROG_ECHO_BACKSLASH
1243
1244
1245 # _LT_WITH_SYSROOT
1246 # ----------------
1247 AC_DEFUN([_LT_WITH_SYSROOT],
1248 [AC_MSG_CHECKING([for sysroot])
1249 AC_ARG_WITH([sysroot],
1250 [AS_HELP_STRING([--with-sysroot@<:@=DIR@:>@],
1251   [Search for dependent libraries within DIR (or the compiler's sysroot
1252    if not specified).])],
1253 [], [with_sysroot=no])
1254
1255 dnl lt_sysroot will always be passed unquoted.  We quote it here
1256 dnl in case the user passed a directory name.
1257 lt_sysroot=
1258 case $with_sysroot in #(
1259  yes)
1260    if test yes = "$GCC"; then
1261      lt_sysroot=`$CC --print-sysroot 2>/dev/null`
1262    fi
1263    ;; #(
1264  /*)
1265    lt_sysroot=`echo "$with_sysroot" | sed -e "$sed_quote_subst"`
1266    ;; #(
1267  no|'')
1268    ;; #(
1269  *)
1270    AC_MSG_RESULT([$with_sysroot])
1271    AC_MSG_ERROR([The sysroot must be an absolute path.])
1272    ;;
1273 esac
1274
1275  AC_MSG_RESULT([${lt_sysroot:-no}])
1276 _LT_DECL([], [lt_sysroot], [0], [The root where to search for ]dnl
1277 [dependent libraries, and where our libraries should be installed.])])
1278
1279 # _LT_ENABLE_LOCK
1280 # ---------------
1281 m4_defun([_LT_ENABLE_LOCK],
1282 [AC_ARG_ENABLE([libtool-lock],
1283   [AS_HELP_STRING([--disable-libtool-lock],
1284     [avoid locking (might break parallel builds)])])
1285 test no = "$enable_libtool_lock" || enable_libtool_lock=yes
1286
1287 # Some flags need to be propagated to the compiler or linker for good
1288 # libtool support.
1289 case $host in
1290 ia64-*-hpux*)
1291   # Find out what ABI is being produced by ac_compile, and set mode
1292   # options accordingly.
1293   echo 'int i;' > conftest.$ac_ext
1294   if AC_TRY_EVAL(ac_compile); then
1295     case `/usr/bin/file conftest.$ac_objext` in
1296       *ELF-32*)
1297         HPUX_IA64_MODE=32
1298         ;;
1299       *ELF-64*)
1300         HPUX_IA64_MODE=64
1301         ;;
1302     esac
1303   fi
1304   rm -rf conftest*
1305   ;;
1306 *-*-irix6*)
1307   # Find out what ABI is being produced by ac_compile, and set linker
1308   # options accordingly.
1309   echo '[#]line '$LINENO' "configure"' > conftest.$ac_ext
1310   if AC_TRY_EVAL(ac_compile); then
1311     if test yes = "$lt_cv_prog_gnu_ld"; then
1312       case `/usr/bin/file conftest.$ac_objext` in
1313         *32-bit*)
1314           LD="${LD-ld} -melf32bsmip"
1315           ;;
1316         *N32*)
1317           LD="${LD-ld} -melf32bmipn32"
1318           ;;
1319         *64-bit*)
1320           LD="${LD-ld} -melf64bmip"
1321         ;;
1322       esac
1323     else
1324       case `/usr/bin/file conftest.$ac_objext` in
1325         *32-bit*)
1326           LD="${LD-ld} -32"
1327           ;;
1328         *N32*)
1329           LD="${LD-ld} -n32"
1330           ;;
1331         *64-bit*)
1332           LD="${LD-ld} -64"
1333           ;;
1334       esac
1335     fi
1336   fi
1337   rm -rf conftest*
1338   ;;
1339
1340 mips64*-*linux*)
1341   # Find out what ABI is being produced by ac_compile, and set linker
1342   # options accordingly.
1343   echo '[#]line '$LINENO' "configure"' > conftest.$ac_ext
1344   if AC_TRY_EVAL(ac_compile); then
1345     emul=elf
1346     case `/usr/bin/file conftest.$ac_objext` in
1347       *32-bit*)
1348         emul="${emul}32"
1349         ;;
1350       *64-bit*)
1351         emul="${emul}64"
1352         ;;
1353     esac
1354     case `/usr/bin/file conftest.$ac_objext` in
1355       *MSB*)
1356         emul="${emul}btsmip"
1357         ;;
1358       *LSB*)
1359         emul="${emul}ltsmip"
1360         ;;
1361     esac
1362     case `/usr/bin/file conftest.$ac_objext` in
1363       *N32*)
1364         emul="${emul}n32"
1365         ;;
1366     esac
1367     LD="${LD-ld} -m $emul"
1368   fi
1369   rm -rf conftest*
1370   ;;
1371
1372 x86_64-*kfreebsd*-gnu|x86_64-*linux*|powerpc*-*linux*| \
1373 s390*-*linux*|s390*-*tpf*|sparc*-*linux*)
1374   # Find out what ABI is being produced by ac_compile, and set linker
1375   # options accordingly.  Note that the listed cases only cover the
1376   # situations where additional linker options are needed (such as when
1377   # doing 32-bit compilation for a host where ld defaults to 64-bit, or
1378   # vice versa); the common cases where no linker options are needed do
1379   # not appear in the list.
1380   echo 'int i;' > conftest.$ac_ext
1381   if AC_TRY_EVAL(ac_compile); then
1382     case `/usr/bin/file conftest.o` in
1383       *32-bit*)
1384         case $host in
1385           x86_64-*kfreebsd*-gnu)
1386             LD="${LD-ld} -m elf_i386_fbsd"
1387             ;;
1388           x86_64-*linux*)
1389             case `/usr/bin/file conftest.o` in
1390               *x86-64*)
1391                 LD="${LD-ld} -m elf32_x86_64"
1392                 ;;
1393               *)
1394                 LD="${LD-ld} -m elf_i386"
1395                 ;;
1396             esac
1397             ;;
1398           powerpc64le-*linux*)
1399             LD="${LD-ld} -m elf32lppclinux"
1400             ;;
1401           powerpc64-*linux*)
1402             LD="${LD-ld} -m elf32ppclinux"
1403             ;;
1404           s390x-*linux*)
1405             LD="${LD-ld} -m elf_s390"
1406             ;;
1407           sparc64-*linux*)
1408             LD="${LD-ld} -m elf32_sparc"
1409             ;;
1410         esac
1411         ;;
1412       *64-bit*)
1413         case $host in
1414           x86_64-*kfreebsd*-gnu)
1415             LD="${LD-ld} -m elf_x86_64_fbsd"
1416             ;;
1417           x86_64-*linux*)
1418             LD="${LD-ld} -m elf_x86_64"
1419             ;;
1420           powerpcle-*linux*)
1421             LD="${LD-ld} -m elf64lppc"
1422             ;;
1423           powerpc-*linux*)
1424             LD="${LD-ld} -m elf64ppc"
1425             ;;
1426           s390*-*linux*|s390*-*tpf*)
1427             LD="${LD-ld} -m elf64_s390"
1428             ;;
1429           sparc*-*linux*)
1430             LD="${LD-ld} -m elf64_sparc"
1431             ;;
1432         esac
1433         ;;
1434     esac
1435   fi
1436   rm -rf conftest*
1437   ;;
1438
1439 *-*-sco3.2v5*)
1440   # On SCO OpenServer 5, we need -belf to get full-featured binaries.
1441   SAVE_CFLAGS=$CFLAGS
1442   CFLAGS="$CFLAGS -belf"
1443   AC_CACHE_CHECK([whether the C compiler needs -belf], lt_cv_cc_needs_belf,
1444     [AC_LANG_PUSH(C)
1445      AC_LINK_IFELSE([AC_LANG_PROGRAM([[]],[[]])],[lt_cv_cc_needs_belf=yes],[lt_cv_cc_needs_belf=no])
1446      AC_LANG_POP])
1447   if test yes != "$lt_cv_cc_needs_belf"; then
1448     # this is probably gcc 2.8.0, egcs 1.0 or newer; no need for -belf
1449     CFLAGS=$SAVE_CFLAGS
1450   fi
1451   ;;
1452 *-*solaris*)
1453   # Find out what ABI is being produced by ac_compile, and set linker
1454   # options accordingly.
1455   echo 'int i;' > conftest.$ac_ext
1456   if AC_TRY_EVAL(ac_compile); then
1457     case `/usr/bin/file conftest.o` in
1458     *64-bit*)
1459       case $lt_cv_prog_gnu_ld in
1460       yes*)
1461         case $host in
1462         i?86-*-solaris*|x86_64-*-solaris*)
1463           LD="${LD-ld} -m elf_x86_64"
1464           ;;
1465         sparc*-*-solaris*)
1466           LD="${LD-ld} -m elf64_sparc"
1467           ;;
1468         esac
1469         # GNU ld 2.21 introduced _sol2 emulations.  Use them if available.
1470         if ${LD-ld} -V | grep _sol2 >/dev/null 2>&1; then
1471           LD=${LD-ld}_sol2
1472         fi
1473         ;;
1474       *)
1475         if ${LD-ld} -64 -r -o conftest2.o conftest.o >/dev/null 2>&1; then
1476           LD="${LD-ld} -64"
1477         fi
1478         ;;
1479       esac
1480       ;;
1481     esac
1482   fi
1483   rm -rf conftest*
1484   ;;
1485 esac
1486
1487 need_locks=$enable_libtool_lock
1488 ])# _LT_ENABLE_LOCK
1489
1490
1491 # _LT_PROG_AR
1492 # -----------
1493 m4_defun([_LT_PROG_AR],
1494 [AC_CHECK_TOOLS(AR, [ar], false)
1495 : ${AR=ar}
1496 : ${AR_FLAGS=cru}
1497 _LT_DECL([], [AR], [1], [The archiver])
1498 _LT_DECL([], [AR_FLAGS], [1], [Flags to create an archive])
1499
1500 AC_CACHE_CHECK([for archiver @FILE support], [lt_cv_ar_at_file],
1501   [lt_cv_ar_at_file=no
1502    AC_COMPILE_IFELSE([AC_LANG_PROGRAM],
1503      [echo conftest.$ac_objext > conftest.lst
1504       lt_ar_try='$AR $AR_FLAGS libconftest.a @conftest.lst >&AS_MESSAGE_LOG_FD'
1505       AC_TRY_EVAL([lt_ar_try])
1506       if test 0 -eq "$ac_status"; then
1507         # Ensure the archiver fails upon bogus file names.
1508         rm -f conftest.$ac_objext libconftest.a
1509         AC_TRY_EVAL([lt_ar_try])
1510         if test 0 -ne "$ac_status"; then
1511           lt_cv_ar_at_file=@
1512         fi
1513       fi
1514       rm -f conftest.* libconftest.a
1515      ])
1516   ])
1517
1518 if test no = "$lt_cv_ar_at_file"; then
1519   archiver_list_spec=
1520 else
1521   archiver_list_spec=$lt_cv_ar_at_file
1522 fi
1523 _LT_DECL([], [archiver_list_spec], [1],
1524   [How to feed a file listing to the archiver])
1525 ])# _LT_PROG_AR
1526
1527
1528 # _LT_CMD_OLD_ARCHIVE
1529 # -------------------
1530 m4_defun([_LT_CMD_OLD_ARCHIVE],
1531 [_LT_PROG_AR
1532
1533 AC_CHECK_TOOL(STRIP, strip, :)
1534 test -z "$STRIP" && STRIP=:
1535 _LT_DECL([], [STRIP], [1], [A symbol stripping program])
1536
1537 AC_CHECK_TOOL(RANLIB, ranlib, :)
1538 test -z "$RANLIB" && RANLIB=:
1539 _LT_DECL([], [RANLIB], [1],
1540     [Commands used to install an old-style archive])
1541
1542 # Determine commands to create old-style static archives.
1543 old_archive_cmds='$AR $AR_FLAGS $oldlib$oldobjs'
1544 old_postinstall_cmds='chmod 644 $oldlib'
1545 old_postuninstall_cmds=
1546
1547 if test -n "$RANLIB"; then
1548   case $host_os in
1549   bitrig* | openbsd*)
1550     old_postinstall_cmds="$old_postinstall_cmds~\$RANLIB -t \$tool_oldlib"
1551     ;;
1552   *)
1553     old_postinstall_cmds="$old_postinstall_cmds~\$RANLIB \$tool_oldlib"
1554     ;;
1555   esac
1556   old_archive_cmds="$old_archive_cmds~\$RANLIB \$tool_oldlib"
1557 fi
1558
1559 case $host_os in
1560   darwin*)
1561     lock_old_archive_extraction=yes ;;
1562   *)
1563     lock_old_archive_extraction=no ;;
1564 esac
1565 _LT_DECL([], [old_postinstall_cmds], [2])
1566 _LT_DECL([], [old_postuninstall_cmds], [2])
1567 _LT_TAGDECL([], [old_archive_cmds], [2],
1568     [Commands used to build an old-style archive])
1569 _LT_DECL([], [lock_old_archive_extraction], [0],
1570     [Whether to use a lock for old archive extraction])
1571 ])# _LT_CMD_OLD_ARCHIVE
1572
1573
1574 # _LT_COMPILER_OPTION(MESSAGE, VARIABLE-NAME, FLAGS,
1575 #               [OUTPUT-FILE], [ACTION-SUCCESS], [ACTION-FAILURE])
1576 # ----------------------------------------------------------------
1577 # Check whether the given compiler option works
1578 AC_DEFUN([_LT_COMPILER_OPTION],
1579 [m4_require([_LT_FILEUTILS_DEFAULTS])dnl
1580 m4_require([_LT_DECL_SED])dnl
1581 AC_CACHE_CHECK([$1], [$2],
1582   [$2=no
1583    m4_if([$4], , [ac_outfile=conftest.$ac_objext], [ac_outfile=$4])
1584    echo "$lt_simple_compile_test_code" > conftest.$ac_ext
1585    lt_compiler_flag="$3"  ## exclude from sc_useless_quotes_in_assignment
1586    # Insert the option either (1) after the last *FLAGS variable, or
1587    # (2) before a word containing "conftest.", or (3) at the end.
1588    # Note that $ac_compile itself does not contain backslashes and begins
1589    # with a dollar sign (not a hyphen), so the echo should work correctly.
1590    # The option is referenced via a variable to avoid confusing sed.
1591    lt_compile=`echo "$ac_compile" | $SED \
1592    -e 's:.*FLAGS}\{0,1\} :&$lt_compiler_flag :; t' \
1593    -e 's: [[^ ]]*conftest\.: $lt_compiler_flag&:; t' \
1594    -e 's:$: $lt_compiler_flag:'`
1595    (eval echo "\"\$as_me:$LINENO: $lt_compile\"" >&AS_MESSAGE_LOG_FD)
1596    (eval "$lt_compile" 2>conftest.err)
1597    ac_status=$?
1598    cat conftest.err >&AS_MESSAGE_LOG_FD
1599    echo "$as_me:$LINENO: \$? = $ac_status" >&AS_MESSAGE_LOG_FD
1600    if (exit $ac_status) && test -s "$ac_outfile"; then
1601      # The compiler can only warn and ignore the option if not recognized
1602      # So say no if there are warnings other than the usual output.
1603      $ECHO "$_lt_compiler_boilerplate" | $SED '/^$/d' >conftest.exp
1604      $SED '/^$/d; /^ *+/d' conftest.err >conftest.er2
1605      if test ! -s conftest.er2 || diff conftest.exp conftest.er2 >/dev/null; then
1606        $2=yes
1607      fi
1608    fi
1609    $RM -r conftest*
1610 ])
1611
1612 if test yes = "[$]$2"; then
1613     m4_if([$5], , :, [$5])
1614 else
1615     m4_if([$6], , :, [$6])
1616 fi
1617 ])# _LT_COMPILER_OPTION
1618
1619 # Old name:
1620 AU_ALIAS([AC_LIBTOOL_COMPILER_OPTION], [_LT_COMPILER_OPTION])
1621 dnl aclocal-1.4 backwards compatibility:
1622 dnl AC_DEFUN([AC_LIBTOOL_COMPILER_OPTION], [])
1623
1624
1625 # _LT_LINKER_OPTION(MESSAGE, VARIABLE-NAME, FLAGS,
1626 #                  [ACTION-SUCCESS], [ACTION-FAILURE])
1627 # ----------------------------------------------------
1628 # Check whether the given linker option works
1629 AC_DEFUN([_LT_LINKER_OPTION],
1630 [m4_require([_LT_FILEUTILS_DEFAULTS])dnl
1631 m4_require([_LT_DECL_SED])dnl
1632 AC_CACHE_CHECK([$1], [$2],
1633   [$2=no
1634    save_LDFLAGS=$LDFLAGS
1635    LDFLAGS="$LDFLAGS $3"
1636    echo "$lt_simple_link_test_code" > conftest.$ac_ext
1637    if (eval $ac_link 2>conftest.err) && test -s conftest$ac_exeext; then
1638      # The linker can only warn and ignore the option if not recognized
1639      # So say no if there are warnings
1640      if test -s conftest.err; then
1641        # Append any errors to the config.log.
1642        cat conftest.err 1>&AS_MESSAGE_LOG_FD
1643        $ECHO "$_lt_linker_boilerplate" | $SED '/^$/d' > conftest.exp
1644        $SED '/^$/d; /^ *+/d' conftest.err >conftest.er2
1645        if diff conftest.exp conftest.er2 >/dev/null; then
1646          $2=yes
1647        fi
1648      else
1649        $2=yes
1650      fi
1651    fi
1652    $RM -r conftest*
1653    LDFLAGS=$save_LDFLAGS
1654 ])
1655
1656 if test yes = "[$]$2"; then
1657     m4_if([$4], , :, [$4])
1658 else
1659     m4_if([$5], , :, [$5])
1660 fi
1661 ])# _LT_LINKER_OPTION
1662
1663 # Old name:
1664 AU_ALIAS([AC_LIBTOOL_LINKER_OPTION], [_LT_LINKER_OPTION])
1665 dnl aclocal-1.4 backwards compatibility:
1666 dnl AC_DEFUN([AC_LIBTOOL_LINKER_OPTION], [])
1667
1668
1669 # LT_CMD_MAX_LEN
1670 #---------------
1671 AC_DEFUN([LT_CMD_MAX_LEN],
1672 [AC_REQUIRE([AC_CANONICAL_HOST])dnl
1673 # find the maximum length of command line arguments
1674 AC_MSG_CHECKING([the maximum length of command line arguments])
1675 AC_CACHE_VAL([lt_cv_sys_max_cmd_len], [dnl
1676   i=0
1677   teststring=ABCD
1678
1679   case $build_os in
1680   msdosdjgpp*)
1681     # On DJGPP, this test can blow up pretty badly due to problems in libc
1682     # (any single argument exceeding 2000 bytes causes a buffer overrun
1683     # during glob expansion).  Even if it were fixed, the result of this
1684     # check would be larger than it should be.
1685     lt_cv_sys_max_cmd_len=12288;    # 12K is about right
1686     ;;
1687
1688   gnu*)
1689     # Under GNU Hurd, this test is not required because there is
1690     # no limit to the length of command line arguments.
1691     # Libtool will interpret -1 as no limit whatsoever
1692     lt_cv_sys_max_cmd_len=-1;
1693     ;;
1694
1695   cygwin* | mingw* | cegcc*)
1696     # On Win9x/ME, this test blows up -- it succeeds, but takes
1697     # about 5 minutes as the teststring grows exponentially.
1698     # Worse, since 9x/ME are not pre-emptively multitasking,
1699     # you end up with a "frozen" computer, even though with patience
1700     # the test eventually succeeds (with a max line length of 256k).
1701     # Instead, let's just punt: use the minimum linelength reported by
1702     # all of the supported platforms: 8192 (on NT/2K/XP).
1703     lt_cv_sys_max_cmd_len=8192;
1704     ;;
1705
1706   mint*)
1707     # On MiNT this can take a long time and run out of memory.
1708     lt_cv_sys_max_cmd_len=8192;
1709     ;;
1710
1711   amigaos*)
1712     # On AmigaOS with pdksh, this test takes hours, literally.
1713     # So we just punt and use a minimum line length of 8192.
1714     lt_cv_sys_max_cmd_len=8192;
1715     ;;
1716
1717   bitrig* | darwin* | dragonfly* | freebsd* | netbsd* | openbsd*)
1718     # This has been around since 386BSD, at least.  Likely further.
1719     if test -x /sbin/sysctl; then
1720       lt_cv_sys_max_cmd_len=`/sbin/sysctl -n kern.argmax`
1721     elif test -x /usr/sbin/sysctl; then
1722       lt_cv_sys_max_cmd_len=`/usr/sbin/sysctl -n kern.argmax`
1723     else
1724       lt_cv_sys_max_cmd_len=65536       # usable default for all BSDs
1725     fi
1726     # And add a safety zone
1727     lt_cv_sys_max_cmd_len=`expr $lt_cv_sys_max_cmd_len \/ 4`
1728     lt_cv_sys_max_cmd_len=`expr $lt_cv_sys_max_cmd_len \* 3`
1729     ;;
1730
1731   interix*)
1732     # We know the value 262144 and hardcode it with a safety zone (like BSD)
1733     lt_cv_sys_max_cmd_len=196608
1734     ;;
1735
1736   os2*)
1737     # The test takes a long time on OS/2.
1738     lt_cv_sys_max_cmd_len=8192
1739     ;;
1740
1741   osf*)
1742     # Dr. Hans Ekkehard Plesser reports seeing a kernel panic running configure
1743     # due to this test when exec_disable_arg_limit is 1 on Tru64. It is not
1744     # nice to cause kernel panics so lets avoid the loop below.
1745     # First set a reasonable default.
1746     lt_cv_sys_max_cmd_len=16384
1747     #
1748     if test -x /sbin/sysconfig; then
1749       case `/sbin/sysconfig -q proc exec_disable_arg_limit` in
1750         *1*) lt_cv_sys_max_cmd_len=-1 ;;
1751       esac
1752     fi
1753     ;;
1754   sco3.2v5*)
1755     lt_cv_sys_max_cmd_len=102400
1756     ;;
1757   sysv5* | sco5v6* | sysv4.2uw2*)
1758     kargmax=`grep ARG_MAX /etc/conf/cf.d/stune 2>/dev/null`
1759     if test -n "$kargmax"; then
1760       lt_cv_sys_max_cmd_len=`echo $kargmax | sed 's/.*[[         ]]//'`
1761     else
1762       lt_cv_sys_max_cmd_len=32768
1763     fi
1764     ;;
1765   *)
1766     lt_cv_sys_max_cmd_len=`(getconf ARG_MAX) 2> /dev/null`
1767     if test -n "$lt_cv_sys_max_cmd_len" && \
1768        test undefined != "$lt_cv_sys_max_cmd_len"; then
1769       lt_cv_sys_max_cmd_len=`expr $lt_cv_sys_max_cmd_len \/ 4`
1770       lt_cv_sys_max_cmd_len=`expr $lt_cv_sys_max_cmd_len \* 3`
1771     else
1772       # Make teststring a little bigger before we do anything with it.
1773       # a 1K string should be a reasonable start.
1774       for i in 1 2 3 4 5 6 7 8; do
1775         teststring=$teststring$teststring
1776       done
1777       SHELL=${SHELL-${CONFIG_SHELL-/bin/sh}}
1778       # If test is not a shell built-in, we'll probably end up computing a
1779       # maximum length that is only half of the actual maximum length, but
1780       # we can't tell.
1781       while { test X`env echo "$teststring$teststring" 2>/dev/null` \
1782                  = "X$teststring$teststring"; } >/dev/null 2>&1 &&
1783               test 17 != "$i" # 1/2 MB should be enough
1784       do
1785         i=`expr $i + 1`
1786         teststring=$teststring$teststring
1787       done
1788       # Only check the string length outside the loop.
1789       lt_cv_sys_max_cmd_len=`expr "X$teststring" : ".*" 2>&1`
1790       teststring=
1791       # Add a significant safety factor because C++ compilers can tack on
1792       # massive amounts of additional arguments before passing them to the
1793       # linker.  It appears as though 1/2 is a usable value.
1794       lt_cv_sys_max_cmd_len=`expr $lt_cv_sys_max_cmd_len \/ 2`
1795     fi
1796     ;;
1797   esac
1798 ])
1799 if test -n "$lt_cv_sys_max_cmd_len"; then
1800   AC_MSG_RESULT($lt_cv_sys_max_cmd_len)
1801 else
1802   AC_MSG_RESULT(none)
1803 fi
1804 max_cmd_len=$lt_cv_sys_max_cmd_len
1805 _LT_DECL([], [max_cmd_len], [0],
1806     [What is the maximum length of a command?])
1807 ])# LT_CMD_MAX_LEN
1808
1809 # Old name:
1810 AU_ALIAS([AC_LIBTOOL_SYS_MAX_CMD_LEN], [LT_CMD_MAX_LEN])
1811 dnl aclocal-1.4 backwards compatibility:
1812 dnl AC_DEFUN([AC_LIBTOOL_SYS_MAX_CMD_LEN], [])
1813
1814
1815 # _LT_HEADER_DLFCN
1816 # ----------------
1817 m4_defun([_LT_HEADER_DLFCN],
1818 [AC_CHECK_HEADERS([dlfcn.h], [], [], [AC_INCLUDES_DEFAULT])dnl
1819 ])# _LT_HEADER_DLFCN
1820
1821
1822 # _LT_TRY_DLOPEN_SELF (ACTION-IF-TRUE, ACTION-IF-TRUE-W-USCORE,
1823 #                      ACTION-IF-FALSE, ACTION-IF-CROSS-COMPILING)
1824 # ----------------------------------------------------------------
1825 m4_defun([_LT_TRY_DLOPEN_SELF],
1826 [m4_require([_LT_HEADER_DLFCN])dnl
1827 if test yes = "$cross_compiling"; then :
1828   [$4]
1829 else
1830   lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
1831   lt_status=$lt_dlunknown
1832   cat > conftest.$ac_ext <<_LT_EOF
1833 [#line $LINENO "configure"
1834 #include "confdefs.h"
1835
1836 #if HAVE_DLFCN_H
1837 #include <dlfcn.h>
1838 #endif
1839
1840 #include <stdio.h>
1841
1842 #ifdef RTLD_GLOBAL
1843 #  define LT_DLGLOBAL           RTLD_GLOBAL
1844 #else
1845 #  ifdef DL_GLOBAL
1846 #    define LT_DLGLOBAL         DL_GLOBAL
1847 #  else
1848 #    define LT_DLGLOBAL         0
1849 #  endif
1850 #endif
1851
1852 /* We may have to define LT_DLLAZY_OR_NOW in the command line if we
1853    find out it does not work in some platform. */
1854 #ifndef LT_DLLAZY_OR_NOW
1855 #  ifdef RTLD_LAZY
1856 #    define LT_DLLAZY_OR_NOW            RTLD_LAZY
1857 #  else
1858 #    ifdef DL_LAZY
1859 #      define LT_DLLAZY_OR_NOW          DL_LAZY
1860 #    else
1861 #      ifdef RTLD_NOW
1862 #        define LT_DLLAZY_OR_NOW        RTLD_NOW
1863 #      else
1864 #        ifdef DL_NOW
1865 #          define LT_DLLAZY_OR_NOW      DL_NOW
1866 #        else
1867 #          define LT_DLLAZY_OR_NOW      0
1868 #        endif
1869 #      endif
1870 #    endif
1871 #  endif
1872 #endif
1873
1874 /* When -fvisibility=hidden is used, assume the code has been annotated
1875    correspondingly for the symbols needed.  */
1876 #if defined __GNUC__ && (((__GNUC__ == 3) && (__GNUC_MINOR__ >= 3)) || (__GNUC__ > 3))
1877 int fnord () __attribute__((visibility("default")));
1878 #endif
1879
1880 int fnord () { return 42; }
1881 int main ()
1882 {
1883   void *self = dlopen (0, LT_DLGLOBAL|LT_DLLAZY_OR_NOW);
1884   int status = $lt_dlunknown;
1885
1886   if (self)
1887     {
1888       if (dlsym (self,"fnord"))       status = $lt_dlno_uscore;
1889       else
1890         {
1891           if (dlsym( self,"_fnord"))  status = $lt_dlneed_uscore;
1892           else puts (dlerror ());
1893         }
1894       /* dlclose (self); */
1895     }
1896   else
1897     puts (dlerror ());
1898
1899   return status;
1900 }]
1901 _LT_EOF
1902   if AC_TRY_EVAL(ac_link) && test -s "conftest$ac_exeext" 2>/dev/null; then
1903     (./conftest; exit; ) >&AS_MESSAGE_LOG_FD 2>/dev/null
1904     lt_status=$?
1905     case x$lt_status in
1906       x$lt_dlno_uscore) $1 ;;
1907       x$lt_dlneed_uscore) $2 ;;
1908       x$lt_dlunknown|x*) $3 ;;
1909     esac
1910   else :
1911     # compilation failed
1912     $3
1913   fi
1914 fi
1915 rm -fr conftest*
1916 ])# _LT_TRY_DLOPEN_SELF
1917
1918
1919 # LT_SYS_DLOPEN_SELF
1920 # ------------------
1921 AC_DEFUN([LT_SYS_DLOPEN_SELF],
1922 [m4_require([_LT_HEADER_DLFCN])dnl
1923 if test yes != "$enable_dlopen"; then
1924   enable_dlopen=unknown
1925   enable_dlopen_self=unknown
1926   enable_dlopen_self_static=unknown
1927 else
1928   lt_cv_dlopen=no
1929   lt_cv_dlopen_libs=
1930
1931   case $host_os in
1932   beos*)
1933     lt_cv_dlopen=load_add_on
1934     lt_cv_dlopen_libs=
1935     lt_cv_dlopen_self=yes
1936     ;;
1937
1938   mingw* | pw32* | cegcc*)
1939     lt_cv_dlopen=LoadLibrary
1940     lt_cv_dlopen_libs=
1941     ;;
1942
1943   cygwin*)
1944     lt_cv_dlopen=dlopen
1945     lt_cv_dlopen_libs=
1946     ;;
1947
1948   darwin*)
1949     # if libdl is installed we need to link against it
1950     AC_CHECK_LIB([dl], [dlopen],
1951                 [lt_cv_dlopen=dlopen lt_cv_dlopen_libs=-ldl],[
1952     lt_cv_dlopen=dyld
1953     lt_cv_dlopen_libs=
1954     lt_cv_dlopen_self=yes
1955     ])
1956     ;;
1957
1958   tpf*)
1959     # Don't try to run any link tests for TPF.  We know it's impossible
1960     # because TPF is a cross-compiler, and we know how we open DSOs.
1961     lt_cv_dlopen=dlopen
1962     lt_cv_dlopen_libs=
1963     lt_cv_dlopen_self=no
1964     ;;
1965
1966   *)
1967     AC_CHECK_FUNC([shl_load],
1968           [lt_cv_dlopen=shl_load],
1969       [AC_CHECK_LIB([dld], [shl_load],
1970             [lt_cv_dlopen=shl_load lt_cv_dlopen_libs=-ldld],
1971         [AC_CHECK_FUNC([dlopen],
1972               [lt_cv_dlopen=dlopen],
1973           [AC_CHECK_LIB([dl], [dlopen],
1974                 [lt_cv_dlopen=dlopen lt_cv_dlopen_libs=-ldl],
1975             [AC_CHECK_LIB([svld], [dlopen],
1976                   [lt_cv_dlopen=dlopen lt_cv_dlopen_libs=-lsvld],
1977               [AC_CHECK_LIB([dld], [dld_link],
1978                     [lt_cv_dlopen=dld_link lt_cv_dlopen_libs=-ldld])
1979               ])
1980             ])
1981           ])
1982         ])
1983       ])
1984     ;;
1985   esac
1986
1987   if test no = "$lt_cv_dlopen"; then
1988     enable_dlopen=no
1989   else
1990     enable_dlopen=yes
1991   fi
1992
1993   case $lt_cv_dlopen in
1994   dlopen)
1995     save_CPPFLAGS=$CPPFLAGS
1996     test yes = "$ac_cv_header_dlfcn_h" && CPPFLAGS="$CPPFLAGS -DHAVE_DLFCN_H"
1997
1998     save_LDFLAGS=$LDFLAGS
1999     wl=$lt_prog_compiler_wl eval LDFLAGS=\"\$LDFLAGS $export_dynamic_flag_spec\"
2000
2001     save_LIBS=$LIBS
2002     LIBS="$lt_cv_dlopen_libs $LIBS"
2003
2004     AC_CACHE_CHECK([whether a program can dlopen itself],
2005           lt_cv_dlopen_self, [dnl
2006           _LT_TRY_DLOPEN_SELF(
2007             lt_cv_dlopen_self=yes, lt_cv_dlopen_self=yes,
2008             lt_cv_dlopen_self=no, lt_cv_dlopen_self=cross)
2009     ])
2010
2011     if test yes = "$lt_cv_dlopen_self"; then
2012       wl=$lt_prog_compiler_wl eval LDFLAGS=\"\$LDFLAGS $lt_prog_compiler_static\"
2013       AC_CACHE_CHECK([whether a statically linked program can dlopen itself],
2014           lt_cv_dlopen_self_static, [dnl
2015           _LT_TRY_DLOPEN_SELF(
2016             lt_cv_dlopen_self_static=yes, lt_cv_dlopen_self_static=yes,
2017             lt_cv_dlopen_self_static=no,  lt_cv_dlopen_self_static=cross)
2018       ])
2019     fi
2020
2021     CPPFLAGS=$save_CPPFLAGS
2022     LDFLAGS=$save_LDFLAGS
2023     LIBS=$save_LIBS
2024     ;;
2025   esac
2026
2027   case $lt_cv_dlopen_self in
2028   yes|no) enable_dlopen_self=$lt_cv_dlopen_self ;;
2029   *) enable_dlopen_self=unknown ;;
2030   esac
2031
2032   case $lt_cv_dlopen_self_static in
2033   yes|no) enable_dlopen_self_static=$lt_cv_dlopen_self_static ;;
2034   *) enable_dlopen_self_static=unknown ;;
2035   esac
2036 fi
2037 _LT_DECL([dlopen_support], [enable_dlopen], [0],
2038          [Whether dlopen is supported])
2039 _LT_DECL([dlopen_self], [enable_dlopen_self], [0],
2040          [Whether dlopen of programs is supported])
2041 _LT_DECL([dlopen_self_static], [enable_dlopen_self_static], [0],
2042          [Whether dlopen of statically linked programs is supported])
2043 ])# LT_SYS_DLOPEN_SELF
2044
2045 # Old name:
2046 AU_ALIAS([AC_LIBTOOL_DLOPEN_SELF], [LT_SYS_DLOPEN_SELF])
2047 dnl aclocal-1.4 backwards compatibility:
2048 dnl AC_DEFUN([AC_LIBTOOL_DLOPEN_SELF], [])
2049
2050
2051 # _LT_COMPILER_C_O([TAGNAME])
2052 # ---------------------------
2053 # Check to see if options -c and -o are simultaneously supported by compiler.
2054 # This macro does not hard code the compiler like AC_PROG_CC_C_O.
2055 m4_defun([_LT_COMPILER_C_O],
2056 [m4_require([_LT_DECL_SED])dnl
2057 m4_require([_LT_FILEUTILS_DEFAULTS])dnl
2058 m4_require([_LT_TAG_COMPILER])dnl
2059 AC_CACHE_CHECK([if $compiler supports -c -o file.$ac_objext],
2060   [_LT_TAGVAR(lt_cv_prog_compiler_c_o, $1)],
2061   [_LT_TAGVAR(lt_cv_prog_compiler_c_o, $1)=no
2062    $RM -r conftest 2>/dev/null
2063    mkdir conftest
2064    cd conftest
2065    mkdir out
2066    echo "$lt_simple_compile_test_code" > conftest.$ac_ext
2067
2068    lt_compiler_flag="-o out/conftest2.$ac_objext"
2069    # Insert the option either (1) after the last *FLAGS variable, or
2070    # (2) before a word containing "conftest.", or (3) at the end.
2071    # Note that $ac_compile itself does not contain backslashes and begins
2072    # with a dollar sign (not a hyphen), so the echo should work correctly.
2073    lt_compile=`echo "$ac_compile" | $SED \
2074    -e 's:.*FLAGS}\{0,1\} :&$lt_compiler_flag :; t' \
2075    -e 's: [[^ ]]*conftest\.: $lt_compiler_flag&:; t' \
2076    -e 's:$: $lt_compiler_flag:'`
2077    (eval echo "\"\$as_me:$LINENO: $lt_compile\"" >&AS_MESSAGE_LOG_FD)
2078    (eval "$lt_compile" 2>out/conftest.err)
2079    ac_status=$?
2080    cat out/conftest.err >&AS_MESSAGE_LOG_FD
2081    echo "$as_me:$LINENO: \$? = $ac_status" >&AS_MESSAGE_LOG_FD
2082    if (exit $ac_status) && test -s out/conftest2.$ac_objext
2083    then
2084      # The compiler can only warn and ignore the option if not recognized
2085      # So say no if there are warnings
2086      $ECHO "$_lt_compiler_boilerplate" | $SED '/^$/d' > out/conftest.exp
2087      $SED '/^$/d; /^ *+/d' out/conftest.err >out/conftest.er2
2088      if test ! -s out/conftest.er2 || diff out/conftest.exp out/conftest.er2 >/dev/null; then
2089        _LT_TAGVAR(lt_cv_prog_compiler_c_o, $1)=yes
2090      fi
2091    fi
2092    chmod u+w . 2>&AS_MESSAGE_LOG_FD
2093    $RM -r conftest*
2094    # SGI C++ compiler will create directory out/ii_files/ for
2095    # template instantiation
2096    test -d out/ii_files && $RM out/ii_files/* && rmdir out/ii_files
2097    $RM out/* && rmdir out
2098    cd ..
2099    $RM -r conftest
2100    $RM -r conftest*
2101 ])
2102 _LT_TAGDECL([compiler_c_o], [lt_cv_prog_compiler_c_o], [1],
2103         [Does compiler simultaneously support -c and -o options?])
2104 ])# _LT_COMPILER_C_O
2105
2106
2107 # _LT_COMPILER_FILE_LOCKS([TAGNAME])
2108 # ----------------------------------
2109 # Check to see if we can do hard links to lock some files if needed
2110 m4_defun([_LT_COMPILER_FILE_LOCKS],
2111 [m4_require([_LT_ENABLE_LOCK])dnl
2112 m4_require([_LT_FILEUTILS_DEFAULTS])dnl
2113 _LT_COMPILER_C_O([$1])
2114
2115 hard_links=nottested
2116 if test no = "$_LT_TAGVAR(lt_cv_prog_compiler_c_o, $1)" && test no != "$need_locks"; then
2117   # do not overwrite the value of need_locks provided by the user
2118   AC_MSG_CHECKING([if we can lock with hard links])
2119   hard_links=yes
2120   $RM -r conftest*
2121   ln conftest.a conftest.b 2>/dev/null && hard_links=no
2122   touch conftest.a
2123   ln conftest.a conftest.b 2>&5 || hard_links=no
2124   ln conftest.a conftest.b 2>/dev/null && hard_links=no
2125   AC_MSG_RESULT([$hard_links])
2126   if test no = "$hard_links"; then
2127     AC_MSG_WARN(['$CC' does not support '-c -o', so 'make -j' may be unsafe])
2128     need_locks=warn
2129   fi
2130 else
2131   need_locks=no
2132 fi
2133 _LT_DECL([], [need_locks], [1], [Must we lock files when doing compilation?])
2134 ])# _LT_COMPILER_FILE_LOCKS
2135
2136
2137 # _LT_CHECK_OBJDIR
2138 # ----------------
2139 m4_defun([_LT_CHECK_OBJDIR],
2140 [AC_CACHE_CHECK([for objdir], [lt_cv_objdir],
2141 [rm -f .libs 2>/dev/null
2142 mkdir .libs 2>/dev/null
2143 if test -d .libs; then
2144   lt_cv_objdir=.libs
2145 else
2146   # MS-DOS does not allow filenames that begin with a dot.
2147   lt_cv_objdir=_libs
2148 fi
2149 rmdir .libs 2>/dev/null])
2150 objdir=$lt_cv_objdir
2151 _LT_DECL([], [objdir], [0],
2152          [The name of the directory that contains temporary libtool files])dnl
2153 m4_pattern_allow([LT_OBJDIR])dnl
2154 AC_DEFINE_UNQUOTED([LT_OBJDIR], "$lt_cv_objdir/",
2155   [Define to the sub-directory where libtool stores uninstalled libraries.])
2156 ])# _LT_CHECK_OBJDIR
2157
2158
2159 # _LT_LINKER_HARDCODE_LIBPATH([TAGNAME])
2160 # --------------------------------------
2161 # Check hardcoding attributes.
2162 m4_defun([_LT_LINKER_HARDCODE_LIBPATH],
2163 [AC_MSG_CHECKING([how to hardcode library paths into programs])
2164 _LT_TAGVAR(hardcode_action, $1)=
2165 if test -n "$_LT_TAGVAR(hardcode_libdir_flag_spec, $1)" ||
2166    test -n "$_LT_TAGVAR(runpath_var, $1)" ||
2167    test yes = "$_LT_TAGVAR(hardcode_automatic, $1)"; then
2168
2169   # We can hardcode non-existent directories.
2170   if test no != "$_LT_TAGVAR(hardcode_direct, $1)" &&
2171      # If the only mechanism to avoid hardcoding is shlibpath_var, we
2172      # have to relink, otherwise we might link with an installed library
2173      # when we should be linking with a yet-to-be-installed one
2174      ## test no != "$_LT_TAGVAR(hardcode_shlibpath_var, $1)" &&
2175      test no != "$_LT_TAGVAR(hardcode_minus_L, $1)"; then
2176     # Linking always hardcodes the temporary library directory.
2177     _LT_TAGVAR(hardcode_action, $1)=relink
2178   else
2179     # We can link without hardcoding, and we can hardcode nonexisting dirs.
2180     _LT_TAGVAR(hardcode_action, $1)=immediate
2181   fi
2182 else
2183   # We cannot hardcode anything, or else we can only hardcode existing
2184   # directories.
2185   _LT_TAGVAR(hardcode_action, $1)=unsupported
2186 fi
2187 AC_MSG_RESULT([$_LT_TAGVAR(hardcode_action, $1)])
2188
2189 if test relink = "$_LT_TAGVAR(hardcode_action, $1)" ||
2190    test yes = "$_LT_TAGVAR(inherit_rpath, $1)"; then
2191   # Fast installation is not supported
2192   enable_fast_install=no
2193 elif test yes = "$shlibpath_overrides_runpath" ||
2194      test no = "$enable_shared"; then
2195   # Fast installation is not necessary
2196   enable_fast_install=needless
2197 fi
2198 _LT_TAGDECL([], [hardcode_action], [0],
2199     [How to hardcode a shared library path into an executable])
2200 ])# _LT_LINKER_HARDCODE_LIBPATH
2201
2202
2203 # _LT_CMD_STRIPLIB
2204 # ----------------
2205 m4_defun([_LT_CMD_STRIPLIB],
2206 [m4_require([_LT_DECL_EGREP])
2207 striplib=
2208 old_striplib=
2209 AC_MSG_CHECKING([whether stripping libraries is possible])
2210 if test -n "$STRIP" && $STRIP -V 2>&1 | $GREP "GNU strip" >/dev/null; then
2211   test -z "$old_striplib" && old_striplib="$STRIP --strip-debug"
2212   test -z "$striplib" && striplib="$STRIP --strip-unneeded"
2213   AC_MSG_RESULT([yes])
2214 else
2215 # FIXME - insert some real tests, host_os isn't really good enough
2216   case $host_os in
2217   darwin*)
2218     if test -n "$STRIP"; then
2219       striplib="$STRIP -x"
2220       old_striplib="$STRIP -S"
2221       AC_MSG_RESULT([yes])
2222     else
2223       AC_MSG_RESULT([no])
2224     fi
2225     ;;
2226   *)
2227     AC_MSG_RESULT([no])
2228     ;;
2229   esac
2230 fi
2231 _LT_DECL([], [old_striplib], [1], [Commands to strip libraries])
2232 _LT_DECL([], [striplib], [1])
2233 ])# _LT_CMD_STRIPLIB
2234
2235
2236 # _LT_PREPARE_MUNGE_PATH_LIST
2237 # ---------------------------
2238 # Make sure func_munge_path_list() is defined correctly.
2239 m4_defun([_LT_PREPARE_MUNGE_PATH_LIST],
2240 [[# func_munge_path_list VARIABLE PATH
2241 # -----------------------------------
2242 # VARIABLE is name of variable containing _space_ separated list of
2243 # directories to be munged by the contents of PATH, which is string
2244 # having a format:
2245 # "DIR[:DIR]:"
2246 #       string "DIR[ DIR]" will be prepended to VARIABLE
2247 # ":DIR[:DIR]"
2248 #       string "DIR[ DIR]" will be appended to VARIABLE
2249 # "DIRP[:DIRP]::[DIRA:]DIRA"
2250 #       string "DIRP[ DIRP]" will be prepended to VARIABLE and string
2251 #       "DIRA[ DIRA]" will be appended to VARIABLE
2252 # "DIR[:DIR]"
2253 #       VARIABLE will be replaced by "DIR[ DIR]"
2254 func_munge_path_list ()
2255 {
2256     case x@S|@2 in
2257     x)
2258         ;;
2259     *:)
2260         eval @S|@1=\"`$ECHO @S|@2 | $SED 's/:/ /g'` \@S|@@S|@1\"
2261         ;;
2262     x:*)
2263         eval @S|@1=\"\@S|@@S|@1 `$ECHO @S|@2 | $SED 's/:/ /g'`\"
2264         ;;
2265     *::*)
2266         eval @S|@1=\"\@S|@@S|@1\ `$ECHO @S|@2 | $SED -e 's/.*:://' -e 's/:/ /g'`\"
2267         eval @S|@1=\"`$ECHO @S|@2 | $SED -e 's/::.*//' -e 's/:/ /g'`\ \@S|@@S|@1\"
2268         ;;
2269     *)
2270         eval @S|@1=\"`$ECHO @S|@2 | $SED 's/:/ /g'`\"
2271         ;;
2272     esac
2273 }
2274 ]])# _LT_PREPARE_PATH_LIST
2275
2276
2277 # _LT_SYS_DYNAMIC_LINKER([TAG])
2278 # -----------------------------
2279 # PORTME Fill in your ld.so characteristics
2280 m4_defun([_LT_SYS_DYNAMIC_LINKER],
2281 [AC_REQUIRE([AC_CANONICAL_HOST])dnl
2282 m4_require([_LT_DECL_EGREP])dnl
2283 m4_require([_LT_FILEUTILS_DEFAULTS])dnl
2284 m4_require([_LT_DECL_OBJDUMP])dnl
2285 m4_require([_LT_DECL_SED])dnl
2286 m4_require([_LT_CHECK_SHELL_FEATURES])dnl
2287 m4_require([_LT_PREPARE_MUNGE_PATH_LIST])dnl
2288 AC_MSG_CHECKING([dynamic linker characteristics])
2289 m4_if([$1],
2290         [], [
2291 if test yes = "$GCC"; then
2292   case $host_os in
2293     darwin*) lt_awk_arg='/^libraries:/,/LR/' ;;
2294     *) lt_awk_arg='/^libraries:/' ;;
2295   esac
2296   case $host_os in
2297     mingw* | cegcc*) lt_sed_strip_eq='s|=\([[A-Za-z]]:\)|\1|g' ;;
2298     *) lt_sed_strip_eq='s|=/|/|g' ;;
2299   esac
2300   lt_search_path_spec=`$CC -print-search-dirs | awk $lt_awk_arg | $SED -e "s/^libraries://" -e $lt_sed_strip_eq`
2301   case $lt_search_path_spec in
2302   *\;*)
2303     # if the path contains ";" then we assume it to be the separator
2304     # otherwise default to the standard path separator (i.e. ":") - it is
2305     # assumed that no part of a normal pathname contains ";" but that should
2306     # okay in the real world where ";" in dirpaths is itself problematic.
2307     lt_search_path_spec=`$ECHO "$lt_search_path_spec" | $SED 's/;/ /g'`
2308     ;;
2309   *)
2310     lt_search_path_spec=`$ECHO "$lt_search_path_spec" | $SED "s/$PATH_SEPARATOR/ /g"`
2311     ;;
2312   esac
2313   # Ok, now we have the path, separated by spaces, we can step through it
2314   # and add multilib dir if necessary...
2315   lt_tmp_lt_search_path_spec=
2316   lt_multi_os_dir=/`$CC $CPPFLAGS $CFLAGS $LDFLAGS -print-multi-os-directory 2>/dev/null`
2317   # ...but if some path component already ends with the multilib dir we assume
2318   # that all is fine and trust -print-search-dirs as is (GCC 4.2? or newer).
2319   case "$lt_multi_os_dir; $lt_search_path_spec " in
2320   "/; "* | "/.; "* | "/./; "* | *"$lt_multi_os_dir "* | *"$lt_multi_os_dir/ "*)
2321     lt_multi_os_dir=
2322     ;;
2323   esac
2324   for lt_sys_path in $lt_search_path_spec; do
2325     if test -d "$lt_sys_path$lt_multi_os_dir"; then
2326       lt_tmp_lt_search_path_spec="$lt_tmp_lt_search_path_spec $lt_sys_path$lt_multi_os_dir"
2327     elif test -n "$lt_multi_os_dir"; then
2328       test -d "$lt_sys_path" && \
2329         lt_tmp_lt_search_path_spec="$lt_tmp_lt_search_path_spec $lt_sys_path"
2330     fi
2331   done
2332   lt_search_path_spec=`$ECHO "$lt_tmp_lt_search_path_spec" | awk '
2333 BEGIN {RS = " "; FS = "/|\n";} {
2334   lt_foo = "";
2335   lt_count = 0;
2336   for (lt_i = NF; lt_i > 0; lt_i--) {
2337     if ($lt_i != "" && $lt_i != ".") {
2338       if ($lt_i == "..") {
2339         lt_count++;
2340       } else {
2341         if (lt_count == 0) {
2342           lt_foo = "/" $lt_i lt_foo;
2343         } else {
2344           lt_count--;
2345         }
2346       }
2347     }
2348   }
2349   if (lt_foo != "") { lt_freq[[lt_foo]]++; }
2350   if (lt_freq[[lt_foo]] == 1) { print lt_foo; }
2351 }'`
2352   # AWK program above erroneously prepends '/' to C:/dos/paths
2353   # for these hosts.
2354   case $host_os in
2355     mingw* | cegcc*) lt_search_path_spec=`$ECHO "$lt_search_path_spec" |\
2356       $SED 's|/\([[A-Za-z]]:\)|\1|g'` ;;
2357   esac
2358   sys_lib_search_path_spec=`$ECHO "$lt_search_path_spec" | $lt_NL2SP`
2359 else
2360   sys_lib_search_path_spec="/lib /usr/lib /usr/local/lib"
2361 fi])
2362 library_names_spec=
2363 libname_spec='lib$name'
2364 soname_spec=
2365 shrext_cmds=.so
2366 postinstall_cmds=
2367 postuninstall_cmds=
2368 finish_cmds=
2369 finish_eval=
2370 shlibpath_var=
2371 shlibpath_overrides_runpath=unknown
2372 version_type=none
2373 dynamic_linker="$host_os ld.so"
2374 sys_lib_dlsearch_path_spec="/lib /usr/lib"
2375 need_lib_prefix=unknown
2376 hardcode_into_libs=no
2377
2378 # when you set need_version to no, make sure it does not cause -set_version
2379 # flags to be left without arguments
2380 need_version=unknown
2381
2382 AC_ARG_VAR([LT_SYS_LIBRARY_PATH],
2383 [User-defined run-time library search path.])
2384
2385 case $host_os in
2386 aix3*)
2387   version_type=linux # correct to gnu/linux during the next big refactor
2388   library_names_spec='$libname$release$shared_ext$versuffix $libname.a'
2389   shlibpath_var=LIBPATH
2390
2391   # AIX 3 has no versioning support, so we append a major version to the name.
2392   soname_spec='$libname$release$shared_ext$major'
2393   ;;
2394
2395 aix[[4-9]]*)
2396   version_type=linux # correct to gnu/linux during the next big refactor
2397   need_lib_prefix=no
2398   need_version=no
2399   hardcode_into_libs=yes
2400   if test ia64 = "$host_cpu"; then
2401     # AIX 5 supports IA64
2402     library_names_spec='$libname$release$shared_ext$major $libname$release$shared_ext$versuffix $libname$shared_ext'
2403     shlibpath_var=LD_LIBRARY_PATH
2404   else
2405     # With GCC up to 2.95.x, collect2 would create an import file
2406     # for dependence libraries.  The import file would start with
2407     # the line '#! .'.  This would cause the generated library to
2408     # depend on '.', always an invalid library.  This was fixed in
2409     # development snapshots of GCC prior to 3.0.
2410     case $host_os in
2411       aix4 | aix4.[[01]] | aix4.[[01]].*)
2412       if { echo '#if __GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 97)'
2413            echo ' yes '
2414            echo '#endif'; } | $CC -E - | $GREP yes > /dev/null; then
2415         :
2416       else
2417         can_build_shared=no
2418       fi
2419       ;;
2420     esac
2421     # Using Import Files as archive members, it is possible to support
2422     # filename-based versioning of shared library archives on AIX. While
2423     # this would work for both with and without runtime linking, it will
2424     # prevent static linking of such archives. So we do filename-based
2425     # shared library versioning with .so extension only, which is used
2426     # when both runtime linking and shared linking is enabled.
2427     # Unfortunately, runtime linking may impact performance, so we do
2428     # not want this to be the default eventually. Also, we use the
2429     # versioned .so libs for executables only if there is the -brtl
2430     # linker flag in LDFLAGS as well, or --with-aix-soname=svr4 only.
2431     # To allow for filename-based versioning support, we need to create
2432     # libNAME.so.V as an archive file, containing:
2433     # *) an Import File, referring to the versioned filename of the
2434     #    archive as well as the shared archive member, telling the
2435     #    bitwidth (32 or 64) of that shared object, and providing the
2436     #    list of exported symbols of that shared object, eventually
2437     #    decorated with the 'weak' keyword
2438     # *) the shared object with the F_LOADONLY flag set, to really avoid
2439     #    it being seen by the linker.
2440     # At run time we better use the real file rather than another symlink,
2441     # but for link time we create the symlink libNAME.so -> libNAME.so.V
2442
2443     case $with_aix_soname,$aix_use_runtimelinking in
2444     # AIX (on Power*) has no versioning support, so currently we cannot hardcode correct
2445     # soname into executable. Probably we can add versioning support to
2446     # collect2, so additional links can be useful in future.
2447     aix,yes) # traditional libtool
2448       dynamic_linker='AIX unversionable lib.so'
2449       # If using run time linking (on AIX 4.2 or later) use lib<name>.so
2450       # instead of lib<name>.a to let people know that these are not
2451       # typical AIX shared libraries.
2452       library_names_spec='$libname$release$shared_ext$versuffix $libname$release$shared_ext$major $libname$shared_ext'
2453       ;;
2454     aix,no) # traditional AIX only
2455       dynamic_linker='AIX lib.a[(]lib.so.V[)]'
2456       # We preserve .a as extension for shared libraries through AIX4.2
2457       # and later when we are not doing run time linking.
2458       library_names_spec='$libname$release.a $libname.a'
2459       soname_spec='$libname$release$shared_ext$major'
2460       ;;
2461     svr4,*) # full svr4 only
2462       dynamic_linker="AIX lib.so.V[(]$shared_archive_member_spec.o[)]"
2463       library_names_spec='$libname$release$shared_ext$major $libname$shared_ext'
2464       # We do not specify a path in Import Files, so LIBPATH fires.
2465       shlibpath_overrides_runpath=yes
2466       ;;
2467     *,yes) # both, prefer svr4
2468       dynamic_linker="AIX lib.so.V[(]$shared_archive_member_spec.o[)], lib.a[(]lib.so.V[)]"
2469       library_names_spec='$libname$release$shared_ext$major $libname$shared_ext'
2470       # unpreferred sharedlib libNAME.a needs extra handling
2471       postinstall_cmds='test -n "$linkname" || linkname="$realname"~func_stripname "" ".so" "$linkname"~$install_shared_prog "$dir/$func_stripname_result.$libext" "$destdir/$func_stripname_result.$libext"~test -z "$tstripme" || test -z "$striplib" || $striplib "$destdir/$func_stripname_result.$libext"'
2472       postuninstall_cmds='for n in $library_names $old_library; do :; done~func_stripname "" ".so" "$n"~test "$func_stripname_result" = "$n" || func_append rmfiles " $odir/$func_stripname_result.$libext"'
2473       # We do not specify a path in Import Files, so LIBPATH fires.
2474       shlibpath_overrides_runpath=yes
2475       ;;
2476     *,no) # both, prefer aix
2477       dynamic_linker="AIX lib.a[(]lib.so.V[)], lib.so.V[(]$shared_archive_member_spec.o[)]"
2478       library_names_spec='$libname$release.a $libname.a'
2479       soname_spec='$libname$release$shared_ext$major'
2480       # unpreferred sharedlib libNAME.so.V and symlink libNAME.so need extra handling
2481       postinstall_cmds='test -z "$dlname" || $install_shared_prog $dir/$dlname $destdir/$dlname~test -z "$tstripme" || test -z "$striplib" || $striplib $destdir/$dlname~test -n "$linkname" || linkname=$realname~func_stripname "" ".a" "$linkname"~(cd "$destdir" && $LN_S -f $dlname $func_stripname_result.so)'
2482       postuninstall_cmds='test -z "$dlname" || func_append rmfiles " $odir/$dlname"~for n in $old_library $library_names; do :; done~func_stripname "" ".a" "$n"~func_append rmfiles " $odir/$func_stripname_result.so"'
2483       ;;
2484     esac
2485     shlibpath_var=LIBPATH
2486   fi
2487   ;;
2488
2489 amigaos*)
2490   case $host_cpu in
2491   powerpc)
2492     # Since July 2007 AmigaOS4 officially supports .so libraries.
2493     # When compiling the executable, add -use-dynld -Lsobjs: to the compileline.
2494     library_names_spec='$libname$release$shared_ext$versuffix $libname$release$shared_ext$major $libname$shared_ext'
2495     ;;
2496   m68k)
2497     library_names_spec='$libname.ixlibrary $libname.a'
2498     # Create ${libname}_ixlibrary.a entries in /sys/libs.
2499     finish_eval='for lib in `ls $libdir/*.ixlibrary 2>/dev/null`; do libname=`func_echo_all "$lib" | $SED '\''s%^.*/\([[^/]]*\)\.ixlibrary$%\1%'\''`; $RM /sys/libs/${libname}_ixlibrary.a; $show "cd /sys/libs && $LN_S $lib ${libname}_ixlibrary.a"; cd /sys/libs && $LN_S $lib ${libname}_ixlibrary.a || exit 1; done'
2500     ;;
2501   esac
2502   ;;
2503
2504 beos*)
2505   library_names_spec='$libname$shared_ext'
2506   dynamic_linker="$host_os ld.so"
2507   shlibpath_var=LIBRARY_PATH
2508   ;;
2509
2510 bsdi[[45]]*)
2511   version_type=linux # correct to gnu/linux during the next big refactor
2512   need_version=no
2513   library_names_spec='$libname$release$shared_ext$versuffix $libname$release$shared_ext$major $libname$shared_ext'
2514   soname_spec='$libname$release$shared_ext$major'
2515   finish_cmds='PATH="\$PATH:/sbin" ldconfig $libdir'
2516   shlibpath_var=LD_LIBRARY_PATH
2517   sys_lib_search_path_spec="/shlib /usr/lib /usr/X11/lib /usr/contrib/lib /lib /usr/local/lib"
2518   sys_lib_dlsearch_path_spec="/shlib /usr/lib /usr/local/lib"
2519   # the default ld.so.conf also contains /usr/contrib/lib and
2520   # /usr/X11R6/lib (/usr/X11 is a link to /usr/X11R6), but let us allow
2521   # libtool to hard-code these into programs
2522   ;;
2523
2524 cygwin* | mingw* | pw32* | cegcc*)
2525   version_type=windows
2526   shrext_cmds=.dll
2527   need_version=no
2528   need_lib_prefix=no
2529
2530   case $GCC,$cc_basename in
2531   yes,*)
2532     # gcc
2533     library_names_spec='$libname.dll.a'
2534     # DLL is installed to $(libdir)/../bin by postinstall_cmds
2535     postinstall_cmds='base_file=`basename \$file`~
2536       dlpath=`$SHELL 2>&1 -c '\''. $dir/'\''\$base_file'\''i; echo \$dlname'\''`~
2537       dldir=$destdir/`dirname \$dlpath`~
2538       test -d \$dldir || mkdir -p \$dldir~
2539       $install_prog $dir/$dlname \$dldir/$dlname~
2540       chmod a+x \$dldir/$dlname~
2541       if test -n '\''$stripme'\'' && test -n '\''$striplib'\''; then
2542         eval '\''$striplib \$dldir/$dlname'\'' || exit \$?;
2543       fi'
2544     postuninstall_cmds='dldll=`$SHELL 2>&1 -c '\''. $file; echo \$dlname'\''`~
2545       dlpath=$dir/\$dldll~
2546        $RM \$dlpath'
2547     shlibpath_overrides_runpath=yes
2548
2549     case $host_os in
2550     cygwin*)
2551       # Cygwin DLLs use 'cyg' prefix rather than 'lib'
2552       soname_spec='`echo $libname | sed -e 's/^lib/cyg/'``echo $release | $SED -e 's/[[.]]/-/g'`$versuffix$shared_ext'
2553 m4_if([$1], [],[
2554       sys_lib_search_path_spec="$sys_lib_search_path_spec /usr/lib/w32api"])
2555       ;;
2556     mingw* | cegcc*)
2557       # MinGW DLLs use traditional 'lib' prefix
2558       soname_spec='$libname`echo $release | $SED -e 's/[[.]]/-/g'`$versuffix$shared_ext'
2559       ;;
2560     pw32*)
2561       # pw32 DLLs use 'pw' prefix rather than 'lib'
2562       library_names_spec='`echo $libname | sed -e 's/^lib/pw/'``echo $release | $SED -e 's/[[.]]/-/g'`$versuffix$shared_ext'
2563       ;;
2564     esac
2565     dynamic_linker='Win32 ld.exe'
2566     ;;
2567
2568   *,cl*)
2569     # Native MSVC
2570     libname_spec='$name'
2571     soname_spec='$libname`echo $release | $SED -e 's/[[.]]/-/g'`$versuffix$shared_ext'
2572     library_names_spec='$libname.dll.lib'
2573
2574     case $build_os in
2575     mingw*)
2576       sys_lib_search_path_spec=
2577       lt_save_ifs=$IFS
2578       IFS=';'
2579       for lt_path in $LIB
2580       do
2581         IFS=$lt_save_ifs
2582         # Let DOS variable expansion print the short 8.3 style file name.
2583         lt_path=`cd "$lt_path" 2>/dev/null && cmd //C "for %i in (".") do @echo %~si"`
2584         sys_lib_search_path_spec="$sys_lib_search_path_spec $lt_path"
2585       done
2586       IFS=$lt_save_ifs
2587       # Convert to MSYS style.
2588       sys_lib_search_path_spec=`$ECHO "$sys_lib_search_path_spec" | sed -e 's|\\\\|/|g' -e 's| \\([[a-zA-Z]]\\):| /\\1|g' -e 's|^ ||'`
2589       ;;
2590     cygwin*)
2591       # Convert to unix form, then to dos form, then back to unix form
2592       # but this time dos style (no spaces!) so that the unix form looks
2593       # like /cygdrive/c/PROGRA~1:/cygdr...
2594       sys_lib_search_path_spec=`cygpath --path --unix "$LIB"`
2595       sys_lib_search_path_spec=`cygpath --path --dos "$sys_lib_search_path_spec" 2>/dev/null`
2596       sys_lib_search_path_spec=`cygpath --path --unix "$sys_lib_search_path_spec" | $SED -e "s/$PATH_SEPARATOR/ /g"`
2597       ;;
2598     *)
2599       sys_lib_search_path_spec=$LIB
2600       if $ECHO "$sys_lib_search_path_spec" | [$GREP ';[c-zC-Z]:/' >/dev/null]; then
2601         # It is most probably a Windows format PATH.
2602         sys_lib_search_path_spec=`$ECHO "$sys_lib_search_path_spec" | $SED -e 's/;/ /g'`
2603       else
2604         sys_lib_search_path_spec=`$ECHO "$sys_lib_search_path_spec" | $SED -e "s/$PATH_SEPARATOR/ /g"`
2605       fi
2606       # FIXME: find the short name or the path components, as spaces are
2607       # common. (e.g. "Program Files" -> "PROGRA~1")
2608       ;;
2609     esac
2610
2611     # DLL is installed to $(libdir)/../bin by postinstall_cmds
2612     postinstall_cmds='base_file=`basename \$file`~
2613       dlpath=`$SHELL 2>&1 -c '\''. $dir/'\''\$base_file'\''i; echo \$dlname'\''`~
2614       dldir=$destdir/`dirname \$dlpath`~
2615       test -d \$dldir || mkdir -p \$dldir~
2616       $install_prog $dir/$dlname \$dldir/$dlname'
2617     postuninstall_cmds='dldll=`$SHELL 2>&1 -c '\''. $file; echo \$dlname'\''`~
2618       dlpath=$dir/\$dldll~
2619        $RM \$dlpath'
2620     shlibpath_overrides_runpath=yes
2621     dynamic_linker='Win32 link.exe'
2622     ;;
2623
2624   *)
2625     # Assume MSVC wrapper
2626     library_names_spec='$libname`echo $release | $SED -e 's/[[.]]/-/g'`$versuffix$shared_ext $libname.lib'
2627     dynamic_linker='Win32 ld.exe'
2628     ;;
2629   esac
2630   # FIXME: first we should search . and the directory the executable is in
2631   shlibpath_var=PATH
2632   ;;
2633
2634 darwin* | rhapsody*)
2635   dynamic_linker="$host_os dyld"
2636   version_type=darwin
2637   need_lib_prefix=no
2638   need_version=no
2639   library_names_spec='$libname$release$major$shared_ext $libname$shared_ext'
2640   soname_spec='$libname$release$major$shared_ext'
2641   shlibpath_overrides_runpath=yes
2642   shlibpath_var=DYLD_LIBRARY_PATH
2643   shrext_cmds='`test .$module = .yes && echo .so || echo .dylib`'
2644 m4_if([$1], [],[
2645   sys_lib_search_path_spec="$sys_lib_search_path_spec /usr/local/lib"])
2646   sys_lib_dlsearch_path_spec='/usr/local/lib /lib /usr/lib'
2647   ;;
2648
2649 dgux*)
2650   version_type=linux # correct to gnu/linux during the next big refactor
2651   need_lib_prefix=no
2652   need_version=no
2653   library_names_spec='$libname$release$shared_ext$versuffix $libname$release$shared_ext$major $libname$shared_ext'
2654   soname_spec='$libname$release$shared_ext$major'
2655   shlibpath_var=LD_LIBRARY_PATH
2656   ;;
2657
2658 freebsd* | dragonfly*)
2659   # DragonFly does not have aout.  When/if they implement a new
2660   # versioning mechanism, adjust this.
2661   if test -x /usr/bin/objformat; then
2662     objformat=`/usr/bin/objformat`
2663   else
2664     case $host_os in
2665     freebsd[[23]].*) objformat=aout ;;
2666     *) objformat=elf ;;
2667     esac
2668   fi
2669   version_type=freebsd-$objformat
2670   case $version_type in
2671     freebsd-elf*)
2672       library_names_spec='$libname$release$shared_ext$versuffix $libname$release$shared_ext$major $libname$shared_ext'
2673       soname_spec='$libname$release$shared_ext$major'
2674       need_version=no
2675       need_lib_prefix=no
2676       ;;
2677     freebsd-*)
2678       library_names_spec='$libname$release$shared_ext$versuffix $libname$shared_ext$versuffix'
2679       need_version=yes
2680       ;;
2681   esac
2682   shlibpath_var=LD_LIBRARY_PATH
2683   case $host_os in
2684   freebsd2.*)
2685     shlibpath_overrides_runpath=yes
2686     ;;
2687   freebsd3.[[01]]* | freebsdelf3.[[01]]*)
2688     shlibpath_overrides_runpath=yes
2689     hardcode_into_libs=yes
2690     ;;
2691   freebsd3.[[2-9]]* | freebsdelf3.[[2-9]]* | \
2692   freebsd4.[[0-5]] | freebsdelf4.[[0-5]] | freebsd4.1.1 | freebsdelf4.1.1)
2693     shlibpath_overrides_runpath=no
2694     hardcode_into_libs=yes
2695     ;;
2696   *) # from 4.6 on, and DragonFly
2697     shlibpath_overrides_runpath=yes
2698     hardcode_into_libs=yes
2699     ;;
2700   esac
2701   ;;
2702
2703 haiku*)
2704   version_type=linux # correct to gnu/linux during the next big refactor
2705   need_lib_prefix=no
2706   need_version=no
2707   dynamic_linker="$host_os runtime_loader"
2708   library_names_spec='$libname$release$shared_ext$versuffix $libname$release$shared_ext$major $libname$shared_ext'
2709   soname_spec='$libname$release$shared_ext$major'
2710   shlibpath_var=LIBRARY_PATH
2711   shlibpath_overrides_runpath=no
2712   sys_lib_dlsearch_path_spec='/boot/home/config/lib /boot/common/lib /boot/system/lib'
2713   hardcode_into_libs=yes
2714   ;;
2715
2716 hpux9* | hpux10* | hpux11*)
2717   # Give a soname corresponding to the major version so that dld.sl refuses to
2718   # link against other versions.
2719   version_type=sunos
2720   need_lib_prefix=no
2721   need_version=no
2722   case $host_cpu in
2723   ia64*)
2724     shrext_cmds='.so'
2725     hardcode_into_libs=yes
2726     dynamic_linker="$host_os dld.so"
2727     shlibpath_var=LD_LIBRARY_PATH
2728     shlibpath_overrides_runpath=yes # Unless +noenvvar is specified.
2729     library_names_spec='$libname$release$shared_ext$versuffix $libname$release$shared_ext$major $libname$shared_ext'
2730     soname_spec='$libname$release$shared_ext$major'
2731     if test 32 = "$HPUX_IA64_MODE"; then
2732       sys_lib_search_path_spec="/usr/lib/hpux32 /usr/local/lib/hpux32 /usr/local/lib"
2733       sys_lib_dlsearch_path_spec=/usr/lib/hpux32
2734     else
2735       sys_lib_search_path_spec="/usr/lib/hpux64 /usr/local/lib/hpux64"
2736       sys_lib_dlsearch_path_spec=/usr/lib/hpux64
2737     fi
2738     ;;
2739   hppa*64*)
2740     shrext_cmds='.sl'
2741     hardcode_into_libs=yes
2742     dynamic_linker="$host_os dld.sl"
2743     shlibpath_var=LD_LIBRARY_PATH # How should we handle SHLIB_PATH
2744     shlibpath_overrides_runpath=yes # Unless +noenvvar is specified.
2745     library_names_spec='$libname$release$shared_ext$versuffix $libname$release$shared_ext$major $libname$shared_ext'
2746     soname_spec='$libname$release$shared_ext$major'
2747     sys_lib_search_path_spec="/usr/lib/pa20_64 /usr/ccs/lib/pa20_64"
2748     sys_lib_dlsearch_path_spec=$sys_lib_search_path_spec
2749     ;;
2750   *)
2751     shrext_cmds='.sl'
2752     dynamic_linker="$host_os dld.sl"
2753     shlibpath_var=SHLIB_PATH
2754     shlibpath_overrides_runpath=no # +s is required to enable SHLIB_PATH
2755     library_names_spec='$libname$release$shared_ext$versuffix $libname$release$shared_ext$major $libname$shared_ext'
2756     soname_spec='$libname$release$shared_ext$major'
2757     ;;
2758   esac
2759   # HP-UX runs *really* slowly unless shared libraries are mode 555, ...
2760   postinstall_cmds='chmod 555 $lib'
2761   # or fails outright, so override atomically:
2762   install_override_mode=555
2763   ;;
2764
2765 interix[[3-9]]*)
2766   version_type=linux # correct to gnu/linux during the next big refactor
2767   need_lib_prefix=no
2768   need_version=no
2769   library_names_spec='$libname$release$shared_ext$versuffix $libname$release$shared_ext$major $libname$shared_ext'
2770   soname_spec='$libname$release$shared_ext$major'
2771   dynamic_linker='Interix 3.x ld.so.1 (PE, like ELF)'
2772   shlibpath_var=LD_LIBRARY_PATH
2773   shlibpath_overrides_runpath=no
2774   hardcode_into_libs=yes
2775   ;;
2776
2777 irix5* | irix6* | nonstopux*)
2778   case $host_os in
2779     nonstopux*) version_type=nonstopux ;;
2780     *)
2781         if test yes = "$lt_cv_prog_gnu_ld"; then
2782                 version_type=linux # correct to gnu/linux during the next big refactor
2783         else
2784                 version_type=irix
2785         fi ;;
2786   esac
2787   need_lib_prefix=no
2788   need_version=no
2789   soname_spec='$libname$release$shared_ext$major'
2790   library_names_spec='$libname$release$shared_ext$versuffix $libname$release$shared_ext$major $libname$release$shared_ext $libname$shared_ext'
2791   case $host_os in
2792   irix5* | nonstopux*)
2793     libsuff= shlibsuff=
2794     ;;
2795   *)
2796     case $LD in # libtool.m4 will add one of these switches to LD
2797     *-32|*"-32 "|*-melf32bsmip|*"-melf32bsmip ")
2798       libsuff= shlibsuff= libmagic=32-bit;;
2799     *-n32|*"-n32 "|*-melf32bmipn32|*"-melf32bmipn32 ")
2800       libsuff=32 shlibsuff=N32 libmagic=N32;;
2801     *-64|*"-64 "|*-melf64bmip|*"-melf64bmip ")
2802       libsuff=64 shlibsuff=64 libmagic=64-bit;;
2803     *) libsuff= shlibsuff= libmagic=never-match;;
2804     esac
2805     ;;
2806   esac
2807   shlibpath_var=LD_LIBRARY${shlibsuff}_PATH
2808   shlibpath_overrides_runpath=no
2809   sys_lib_search_path_spec="/usr/lib$libsuff /lib$libsuff /usr/local/lib$libsuff"
2810   sys_lib_dlsearch_path_spec="/usr/lib$libsuff /lib$libsuff"
2811   hardcode_into_libs=yes
2812   ;;
2813
2814 # No shared lib support for Linux oldld, aout, or coff.
2815 linux*oldld* | linux*aout* | linux*coff*)
2816   dynamic_linker=no
2817   ;;
2818
2819 linux*android*)
2820   version_type=none # Android doesn't support versioned libraries.
2821   need_lib_prefix=no
2822   need_version=no
2823   library_names_spec='$libname$release$shared_ext'
2824   soname_spec='$libname$release$shared_ext'
2825   finish_cmds=
2826   shlibpath_var=LD_LIBRARY_PATH
2827   shlibpath_overrides_runpath=yes
2828
2829   # This implies no fast_install, which is unacceptable.
2830   # Some rework will be needed to allow for fast_install
2831   # before this can be enabled.
2832   hardcode_into_libs=yes
2833
2834   dynamic_linker='Android linker'
2835   # Don't embed -rpath directories since the linker doesn't support them.
2836   _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
2837   ;;
2838
2839 # This must be glibc/ELF.
2840 linux* | k*bsd*-gnu | kopensolaris*-gnu | gnu*)
2841   version_type=linux # correct to gnu/linux during the next big refactor
2842   need_lib_prefix=no
2843   need_version=no
2844   library_names_spec='$libname$release$shared_ext$versuffix $libname$release$shared_ext$major $libname$shared_ext'
2845   soname_spec='$libname$release$shared_ext$major'
2846   finish_cmds='PATH="\$PATH:/sbin" ldconfig -n $libdir'
2847   shlibpath_var=LD_LIBRARY_PATH
2848   shlibpath_overrides_runpath=no
2849
2850   # Some binutils ld are patched to set DT_RUNPATH
2851   AC_CACHE_VAL([lt_cv_shlibpath_overrides_runpath],
2852     [lt_cv_shlibpath_overrides_runpath=no
2853     save_LDFLAGS=$LDFLAGS
2854     save_libdir=$libdir
2855     eval "libdir=/foo; wl=\"$_LT_TAGVAR(lt_prog_compiler_wl, $1)\"; \
2856          LDFLAGS=\"\$LDFLAGS $_LT_TAGVAR(hardcode_libdir_flag_spec, $1)\""
2857     AC_LINK_IFELSE([AC_LANG_PROGRAM([],[])],
2858       [AS_IF([ ($OBJDUMP -p conftest$ac_exeext) 2>/dev/null | grep "RUNPATH.*$libdir" >/dev/null],
2859          [lt_cv_shlibpath_overrides_runpath=yes])])
2860     LDFLAGS=$save_LDFLAGS
2861     libdir=$save_libdir
2862     ])
2863   shlibpath_overrides_runpath=$lt_cv_shlibpath_overrides_runpath
2864
2865   # This implies no fast_install, which is unacceptable.
2866   # Some rework will be needed to allow for fast_install
2867   # before this can be enabled.
2868   hardcode_into_libs=yes
2869
2870   # Ideally, we could use ldconfig to report *all* directores which are
2871   # searched for libraries, however this is still not possible.  Aside from not
2872   # being certain /sbin/ldconfig is available, command
2873   # 'ldconfig -N -X -v | grep ^/' on 64bit Fedora does not report /usr/lib64,
2874   # even though it is searched at run-time.  Try to do the best guess by
2875   # appending ld.so.conf contents (and includes) to the search path.
2876   if test -f /etc/ld.so.conf; then
2877     lt_ld_extra=`awk '/^include / { system(sprintf("cd /etc; cat %s 2>/dev/null", \[$]2)); skip = 1; } { if (!skip) print \[$]0; skip = 0; }' < /etc/ld.so.conf | $SED -e 's/#.*//;/^[   ]*hwcap[        ]/d;s/[:,      ]/ /g;s/=[^=]*$//;s/=[^= ]* / /g;s/"//g;/^$/d' | tr '\n' ' '`
2878     sys_lib_dlsearch_path_spec="/lib /usr/lib $lt_ld_extra"
2879   fi
2880
2881   # We used to test for /lib/ld.so.1 and disable shared libraries on
2882   # powerpc, because MkLinux only supported shared libraries with the
2883   # GNU dynamic linker.  Since this was broken with cross compilers,
2884   # most powerpc-linux boxes support dynamic linking these days and
2885   # people can always --disable-shared, the test was removed, and we
2886   # assume the GNU/Linux dynamic linker is in use.
2887   dynamic_linker='GNU/Linux ld.so'
2888   ;;
2889
2890 netbsd*)
2891   version_type=sunos
2892   need_lib_prefix=no
2893   need_version=no
2894   if echo __ELF__ | $CC -E - | $GREP __ELF__ >/dev/null; then
2895     library_names_spec='$libname$release$shared_ext$versuffix $libname$shared_ext$versuffix'
2896     finish_cmds='PATH="\$PATH:/sbin" ldconfig -m $libdir'
2897     dynamic_linker='NetBSD (a.out) ld.so'
2898   else
2899     library_names_spec='$libname$release$shared_ext$versuffix $libname$release$shared_ext$major $libname$shared_ext'
2900     soname_spec='$libname$release$shared_ext$major'
2901     dynamic_linker='NetBSD ld.elf_so'
2902   fi
2903   shlibpath_var=LD_LIBRARY_PATH
2904   shlibpath_overrides_runpath=yes
2905   hardcode_into_libs=yes
2906   ;;
2907
2908 newsos6)
2909   version_type=linux # correct to gnu/linux during the next big refactor
2910   library_names_spec='$libname$release$shared_ext$versuffix $libname$release$shared_ext$major $libname$shared_ext'
2911   shlibpath_var=LD_LIBRARY_PATH
2912   shlibpath_overrides_runpath=yes
2913   ;;
2914
2915 *nto* | *qnx*)
2916   version_type=qnx
2917   need_lib_prefix=no
2918   need_version=no
2919   library_names_spec='$libname$release$shared_ext$versuffix $libname$release$shared_ext$major $libname$shared_ext'
2920   soname_spec='$libname$release$shared_ext$major'
2921   shlibpath_var=LD_LIBRARY_PATH
2922   shlibpath_overrides_runpath=no
2923   hardcode_into_libs=yes
2924   dynamic_linker='ldqnx.so'
2925   ;;
2926
2927 openbsd* | bitrig*)
2928   version_type=sunos
2929   sys_lib_dlsearch_path_spec=/usr/lib
2930   need_lib_prefix=no
2931   if test -z "`echo __ELF__ | $CC -E - | $GREP __ELF__`"; then
2932     need_version=no
2933   else
2934     need_version=yes
2935   fi
2936   library_names_spec='$libname$release$shared_ext$versuffix $libname$shared_ext$versuffix'
2937   finish_cmds='PATH="\$PATH:/sbin" ldconfig -m $libdir'
2938   shlibpath_var=LD_LIBRARY_PATH
2939   shlibpath_overrides_runpath=yes
2940   ;;
2941
2942 os2*)
2943   libname_spec='$name'
2944   version_type=windows
2945   shrext_cmds=.dll
2946   need_version=no
2947   need_lib_prefix=no
2948   # OS/2 can only load a DLL with a base name of 8 characters or less.
2949   soname_spec='`test -n "$os2dllname" && libname="$os2dllname";
2950     v=$($ECHO $release$versuffix | tr -d .-);
2951     n=$($ECHO $libname | cut -b -$((8 - ${#v})) | tr . _);
2952     $ECHO $n$v`$shared_ext'
2953   library_names_spec='${libname}_dll.$libext'
2954   dynamic_linker='OS/2 ld.exe'
2955   shlibpath_var=BEGINLIBPATH
2956   sys_lib_search_path_spec="/lib /usr/lib /usr/local/lib"
2957   sys_lib_dlsearch_path_spec=$sys_lib_search_path_spec
2958   postinstall_cmds='base_file=`basename \$file`~
2959     dlpath=`$SHELL 2>&1 -c '\''. $dir/'\''\$base_file'\''i; $ECHO \$dlname'\''`~
2960     dldir=$destdir/`dirname \$dlpath`~
2961     test -d \$dldir || mkdir -p \$dldir~
2962     $install_prog $dir/$dlname \$dldir/$dlname~
2963     chmod a+x \$dldir/$dlname~
2964     if test -n '\''$stripme'\'' && test -n '\''$striplib'\''; then
2965       eval '\''$striplib \$dldir/$dlname'\'' || exit \$?;
2966     fi'
2967   postuninstall_cmds='dldll=`$SHELL 2>&1 -c '\''. $file; $ECHO \$dlname'\''`~
2968     dlpath=$dir/\$dldll~
2969     $RM \$dlpath'
2970   ;;
2971
2972 osf3* | osf4* | osf5*)
2973   version_type=osf
2974   need_lib_prefix=no
2975   need_version=no
2976   soname_spec='$libname$release$shared_ext$major'
2977   library_names_spec='$libname$release$shared_ext$versuffix $libname$release$shared_ext$major $libname$shared_ext'
2978   shlibpath_var=LD_LIBRARY_PATH
2979   sys_lib_search_path_spec="/usr/shlib /usr/ccs/lib /usr/lib/cmplrs/cc /usr/lib /usr/local/lib /var/shlib"
2980   sys_lib_dlsearch_path_spec=$sys_lib_search_path_spec
2981   ;;
2982
2983 rdos*)
2984   dynamic_linker=no
2985   ;;
2986
2987 solaris*)
2988   version_type=linux # correct to gnu/linux during the next big refactor
2989   need_lib_prefix=no
2990   need_version=no
2991   library_names_spec='$libname$release$shared_ext$versuffix $libname$release$shared_ext$major $libname$shared_ext'
2992   soname_spec='$libname$release$shared_ext$major'
2993   shlibpath_var=LD_LIBRARY_PATH
2994   shlibpath_overrides_runpath=yes
2995   hardcode_into_libs=yes
2996   # ldd complains unless libraries are executable
2997   postinstall_cmds='chmod +x $lib'
2998   ;;
2999
3000 sunos4*)
3001   version_type=sunos
3002   library_names_spec='$libname$release$shared_ext$versuffix $libname$shared_ext$versuffix'
3003   finish_cmds='PATH="\$PATH:/usr/etc" ldconfig $libdir'
3004   shlibpath_var=LD_LIBRARY_PATH
3005   shlibpath_overrides_runpath=yes
3006   if test yes = "$with_gnu_ld"; then
3007     need_lib_prefix=no
3008   fi
3009   need_version=yes
3010   ;;
3011
3012 sysv4 | sysv4.3*)
3013   version_type=linux # correct to gnu/linux during the next big refactor
3014   library_names_spec='$libname$release$shared_ext$versuffix $libname$release$shared_ext$major $libname$shared_ext'
3015   soname_spec='$libname$release$shared_ext$major'
3016   shlibpath_var=LD_LIBRARY_PATH
3017   case $host_vendor in
3018     sni)
3019       shlibpath_overrides_runpath=no
3020       need_lib_prefix=no
3021       runpath_var=LD_RUN_PATH
3022       ;;
3023     siemens)
3024       need_lib_prefix=no
3025       ;;
3026     motorola)
3027       need_lib_prefix=no
3028       need_version=no
3029       shlibpath_overrides_runpath=no
3030       sys_lib_search_path_spec='/lib /usr/lib /usr/ccs/lib'
3031       ;;
3032   esac
3033   ;;
3034
3035 sysv4*MP*)
3036   if test -d /usr/nec; then
3037     version_type=linux # correct to gnu/linux during the next big refactor
3038     library_names_spec='$libname$shared_ext.$versuffix $libname$shared_ext.$major $libname$shared_ext'
3039     soname_spec='$libname$shared_ext.$major'
3040     shlibpath_var=LD_LIBRARY_PATH
3041   fi
3042   ;;
3043
3044 sysv5* | sco3.2v5* | sco5v6* | unixware* | OpenUNIX* | sysv4*uw2*)
3045   version_type=sco
3046   need_lib_prefix=no
3047   need_version=no
3048   library_names_spec='$libname$release$shared_ext$versuffix $libname$release$shared_ext $libname$shared_ext'
3049   soname_spec='$libname$release$shared_ext$major'
3050   shlibpath_var=LD_LIBRARY_PATH
3051   shlibpath_overrides_runpath=yes
3052   hardcode_into_libs=yes
3053   if test yes = "$with_gnu_ld"; then
3054     sys_lib_search_path_spec='/usr/local/lib /usr/gnu/lib /usr/ccs/lib /usr/lib /lib'
3055   else
3056     sys_lib_search_path_spec='/usr/ccs/lib /usr/lib'
3057     case $host_os in
3058       sco3.2v5*)
3059         sys_lib_search_path_spec="$sys_lib_search_path_spec /lib"
3060         ;;
3061     esac
3062   fi
3063   sys_lib_dlsearch_path_spec='/usr/lib'
3064   ;;
3065
3066 tpf*)
3067   # TPF is a cross-target only.  Preferred cross-host = GNU/Linux.
3068   version_type=linux # correct to gnu/linux during the next big refactor
3069   need_lib_prefix=no
3070   need_version=no
3071   library_names_spec='$libname$release$shared_ext$versuffix $libname$release$shared_ext$major $libname$shared_ext'
3072   shlibpath_var=LD_LIBRARY_PATH
3073   shlibpath_overrides_runpath=no
3074   hardcode_into_libs=yes
3075   ;;
3076
3077 uts4*)
3078   version_type=linux # correct to gnu/linux during the next big refactor
3079   library_names_spec='$libname$release$shared_ext$versuffix $libname$release$shared_ext$major $libname$shared_ext'
3080   soname_spec='$libname$release$shared_ext$major'
3081   shlibpath_var=LD_LIBRARY_PATH
3082   ;;
3083
3084 *)
3085   dynamic_linker=no
3086   ;;
3087 esac
3088 AC_MSG_RESULT([$dynamic_linker])
3089 test no = "$dynamic_linker" && can_build_shared=no
3090
3091 variables_saved_for_relink="PATH $shlibpath_var $runpath_var"
3092 if test yes = "$GCC"; then
3093   variables_saved_for_relink="$variables_saved_for_relink GCC_EXEC_PREFIX COMPILER_PATH LIBRARY_PATH"
3094 fi
3095
3096 if test set = "${lt_cv_sys_lib_search_path_spec+set}"; then
3097   sys_lib_search_path_spec=$lt_cv_sys_lib_search_path_spec
3098 fi
3099
3100 if test set = "${lt_cv_sys_lib_dlsearch_path_spec+set}"; then
3101   sys_lib_dlsearch_path_spec=$lt_cv_sys_lib_dlsearch_path_spec
3102 fi
3103
3104 # remember unaugmented sys_lib_dlsearch_path content for libtool script decls...
3105 configure_time_dlsearch_path=$sys_lib_dlsearch_path_spec
3106
3107 # ... but it needs LT_SYS_LIBRARY_PATH munging for other configure-time code
3108 func_munge_path_list sys_lib_dlsearch_path_spec "$LT_SYS_LIBRARY_PATH"
3109
3110 # to be used as default LT_SYS_LIBRARY_PATH value in generated libtool
3111 configure_time_lt_sys_library_path=$LT_SYS_LIBRARY_PATH
3112
3113 _LT_DECL([], [variables_saved_for_relink], [1],
3114     [Variables whose values should be saved in libtool wrapper scripts and
3115     restored at link time])
3116 _LT_DECL([], [need_lib_prefix], [0],
3117     [Do we need the "lib" prefix for modules?])
3118 _LT_DECL([], [need_version], [0], [Do we need a version for libraries?])
3119 _LT_DECL([], [version_type], [0], [Library versioning type])
3120 _LT_DECL([], [runpath_var], [0],  [Shared library runtime path variable])
3121 _LT_DECL([], [shlibpath_var], [0],[Shared library path variable])
3122 _LT_DECL([], [shlibpath_overrides_runpath], [0],
3123     [Is shlibpath searched before the hard-coded library search path?])
3124 _LT_DECL([], [libname_spec], [1], [Format of library name prefix])
3125 _LT_DECL([], [library_names_spec], [1],
3126     [[List of archive names.  First name is the real one, the rest are links.
3127     The last name is the one that the linker finds with -lNAME]])
3128 _LT_DECL([], [soname_spec], [1],
3129     [[The coded name of the library, if different from the real name]])
3130 _LT_DECL([], [install_override_mode], [1],
3131     [Permission mode override for installation of shared libraries])
3132 _LT_DECL([], [postinstall_cmds], [2],
3133     [Command to use after installation of a shared archive])
3134 _LT_DECL([], [postuninstall_cmds], [2],
3135     [Command to use after uninstallation of a shared archive])
3136 _LT_DECL([], [finish_cmds], [2],
3137     [Commands used to finish a libtool library installation in a directory])
3138 _LT_DECL([], [finish_eval], [1],
3139     [[As "finish_cmds", except a single script fragment to be evaled but
3140     not shown]])
3141 _LT_DECL([], [hardcode_into_libs], [0],
3142     [Whether we should hardcode library paths into libraries])
3143 _LT_DECL([], [sys_lib_search_path_spec], [2],
3144     [Compile-time system search path for libraries])
3145 _LT_DECL([sys_lib_dlsearch_path_spec], [configure_time_dlsearch_path], [2],
3146     [Detected run-time system search path for libraries])
3147 _LT_DECL([], [configure_time_lt_sys_library_path], [2],
3148     [Explicit LT_SYS_LIBRARY_PATH set during ./configure time])
3149 ])# _LT_SYS_DYNAMIC_LINKER
3150
3151
3152 # _LT_PATH_TOOL_PREFIX(TOOL)
3153 # --------------------------
3154 # find a file program that can recognize shared library
3155 AC_DEFUN([_LT_PATH_TOOL_PREFIX],
3156 [m4_require([_LT_DECL_EGREP])dnl
3157 AC_MSG_CHECKING([for $1])
3158 AC_CACHE_VAL(lt_cv_path_MAGIC_CMD,
3159 [case $MAGIC_CMD in
3160 [[\\/*] |  ?:[\\/]*])
3161   lt_cv_path_MAGIC_CMD=$MAGIC_CMD # Let the user override the test with a path.
3162   ;;
3163 *)
3164   lt_save_MAGIC_CMD=$MAGIC_CMD
3165   lt_save_ifs=$IFS; IFS=$PATH_SEPARATOR
3166 dnl $ac_dummy forces splitting on constant user-supplied paths.
3167 dnl POSIX.2 word splitting is done only on the output of word expansions,
3168 dnl not every word.  This closes a longstanding sh security hole.
3169   ac_dummy="m4_if([$2], , $PATH, [$2])"
3170   for ac_dir in $ac_dummy; do
3171     IFS=$lt_save_ifs
3172     test -z "$ac_dir" && ac_dir=.
3173     if test -f "$ac_dir/$1"; then
3174       lt_cv_path_MAGIC_CMD=$ac_dir/"$1"
3175       if test -n "$file_magic_test_file"; then
3176         case $deplibs_check_method in
3177         "file_magic "*)
3178           file_magic_regex=`expr "$deplibs_check_method" : "file_magic \(.*\)"`
3179           MAGIC_CMD=$lt_cv_path_MAGIC_CMD
3180           if eval $file_magic_cmd \$file_magic_test_file 2> /dev/null |
3181             $EGREP "$file_magic_regex" > /dev/null; then
3182             :
3183           else
3184             cat <<_LT_EOF 1>&2
3185
3186 *** Warning: the command libtool uses to detect shared libraries,
3187 *** $file_magic_cmd, produces output that libtool cannot recognize.
3188 *** The result is that libtool may fail to recognize shared libraries
3189 *** as such.  This will affect the creation of libtool libraries that
3190 *** depend on shared libraries, but programs linked with such libtool
3191 *** libraries will work regardless of this problem.  Nevertheless, you
3192 *** may want to report the problem to your system manager and/or to
3193 *** bug-libtool@gnu.org
3194
3195 _LT_EOF
3196           fi ;;
3197         esac
3198       fi
3199       break
3200     fi
3201   done
3202   IFS=$lt_save_ifs
3203   MAGIC_CMD=$lt_save_MAGIC_CMD
3204   ;;
3205 esac])
3206 MAGIC_CMD=$lt_cv_path_MAGIC_CMD
3207 if test -n "$MAGIC_CMD"; then
3208   AC_MSG_RESULT($MAGIC_CMD)
3209 else
3210   AC_MSG_RESULT(no)
3211 fi
3212 _LT_DECL([], [MAGIC_CMD], [0],
3213          [Used to examine libraries when file_magic_cmd begins with "file"])dnl
3214 ])# _LT_PATH_TOOL_PREFIX
3215
3216 # Old name:
3217 AU_ALIAS([AC_PATH_TOOL_PREFIX], [_LT_PATH_TOOL_PREFIX])
3218 dnl aclocal-1.4 backwards compatibility:
3219 dnl AC_DEFUN([AC_PATH_TOOL_PREFIX], [])
3220
3221
3222 # _LT_PATH_MAGIC
3223 # --------------
3224 # find a file program that can recognize a shared library
3225 m4_defun([_LT_PATH_MAGIC],
3226 [_LT_PATH_TOOL_PREFIX(${ac_tool_prefix}file, /usr/bin$PATH_SEPARATOR$PATH)
3227 if test -z "$lt_cv_path_MAGIC_CMD"; then
3228   if test -n "$ac_tool_prefix"; then
3229     _LT_PATH_TOOL_PREFIX(file, /usr/bin$PATH_SEPARATOR$PATH)
3230   else
3231     MAGIC_CMD=:
3232   fi
3233 fi
3234 ])# _LT_PATH_MAGIC
3235
3236
3237 # LT_PATH_LD
3238 # ----------
3239 # find the pathname to the GNU or non-GNU linker
3240 AC_DEFUN([LT_PATH_LD],
3241 [AC_REQUIRE([AC_PROG_CC])dnl
3242 AC_REQUIRE([AC_CANONICAL_HOST])dnl
3243 AC_REQUIRE([AC_CANONICAL_BUILD])dnl
3244 m4_require([_LT_DECL_SED])dnl
3245 m4_require([_LT_DECL_EGREP])dnl
3246 m4_require([_LT_PROG_ECHO_BACKSLASH])dnl
3247
3248 AC_ARG_WITH([gnu-ld],
3249     [AS_HELP_STRING([--with-gnu-ld],
3250         [assume the C compiler uses GNU ld @<:@default=no@:>@])],
3251     [test no = "$withval" || with_gnu_ld=yes],
3252     [with_gnu_ld=no])dnl
3253
3254 ac_prog=ld
3255 if test yes = "$GCC"; then
3256   # Check if gcc -print-prog-name=ld gives a path.
3257   AC_MSG_CHECKING([for ld used by $CC])
3258   case $host in
3259   *-*-mingw*)
3260     # gcc leaves a trailing carriage return, which upsets mingw
3261     ac_prog=`($CC -print-prog-name=ld) 2>&5 | tr -d '\015'` ;;
3262   *)
3263     ac_prog=`($CC -print-prog-name=ld) 2>&5` ;;
3264   esac
3265   case $ac_prog in
3266     # Accept absolute paths.
3267     [[\\/]]* | ?:[[\\/]]*)
3268       re_direlt='/[[^/]][[^/]]*/\.\./'
3269       # Canonicalize the pathname of ld
3270       ac_prog=`$ECHO "$ac_prog"| $SED 's%\\\\%/%g'`
3271       while $ECHO "$ac_prog" | $GREP "$re_direlt" > /dev/null 2>&1; do
3272         ac_prog=`$ECHO $ac_prog| $SED "s%$re_direlt%/%"`
3273       done
3274       test -z "$LD" && LD=$ac_prog
3275       ;;
3276   "")
3277     # If it fails, then pretend we aren't using GCC.
3278     ac_prog=ld
3279     ;;
3280   *)
3281     # If it is relative, then search for the first ld in PATH.
3282     with_gnu_ld=unknown
3283     ;;
3284   esac
3285 elif test yes = "$with_gnu_ld"; then
3286   AC_MSG_CHECKING([for GNU ld])
3287 else
3288   AC_MSG_CHECKING([for non-GNU ld])
3289 fi
3290 AC_CACHE_VAL(lt_cv_path_LD,
3291 [if test -z "$LD"; then
3292   lt_save_ifs=$IFS; IFS=$PATH_SEPARATOR
3293   for ac_dir in $PATH; do
3294     IFS=$lt_save_ifs
3295     test -z "$ac_dir" && ac_dir=.
3296     if test -f "$ac_dir/$ac_prog" || test -f "$ac_dir/$ac_prog$ac_exeext"; then
3297       lt_cv_path_LD=$ac_dir/$ac_prog
3298       # Check to see if the program is GNU ld.  I'd rather use --version,
3299       # but apparently some variants of GNU ld only accept -v.
3300       # Break only if it was the GNU/non-GNU ld that we prefer.
3301       case `"$lt_cv_path_LD" -v 2>&1 </dev/null` in
3302       *GNU* | *'with BFD'*)
3303         test no != "$with_gnu_ld" && break
3304         ;;
3305       *)
3306         test yes != "$with_gnu_ld" && break
3307         ;;
3308       esac
3309     fi
3310   done
3311   IFS=$lt_save_ifs
3312 else
3313   lt_cv_path_LD=$LD # Let the user override the test with a path.
3314 fi])
3315 LD=$lt_cv_path_LD
3316 if test -n "$LD"; then
3317   AC_MSG_RESULT($LD)
3318 else
3319   AC_MSG_RESULT(no)
3320 fi
3321 test -z "$LD" && AC_MSG_ERROR([no acceptable ld found in \$PATH])
3322 _LT_PATH_LD_GNU
3323 AC_SUBST([LD])
3324
3325 _LT_TAGDECL([], [LD], [1], [The linker used to build libraries])
3326 ])# LT_PATH_LD
3327
3328 # Old names:
3329 AU_ALIAS([AM_PROG_LD], [LT_PATH_LD])
3330 AU_ALIAS([AC_PROG_LD], [LT_PATH_LD])
3331 dnl aclocal-1.4 backwards compatibility:
3332 dnl AC_DEFUN([AM_PROG_LD], [])
3333 dnl AC_DEFUN([AC_PROG_LD], [])
3334
3335
3336 # _LT_PATH_LD_GNU
3337 #- --------------
3338 m4_defun([_LT_PATH_LD_GNU],
3339 [AC_CACHE_CHECK([if the linker ($LD) is GNU ld], lt_cv_prog_gnu_ld,
3340 [# I'd rather use --version here, but apparently some GNU lds only accept -v.
3341 case `$LD -v 2>&1 </dev/null` in
3342 *GNU* | *'with BFD'*)
3343   lt_cv_prog_gnu_ld=yes
3344   ;;
3345 *)
3346   lt_cv_prog_gnu_ld=no
3347   ;;
3348 esac])
3349 with_gnu_ld=$lt_cv_prog_gnu_ld
3350 ])# _LT_PATH_LD_GNU
3351
3352
3353 # _LT_CMD_RELOAD
3354 # --------------
3355 # find reload flag for linker
3356 #   -- PORTME Some linkers may need a different reload flag.
3357 m4_defun([_LT_CMD_RELOAD],
3358 [AC_CACHE_CHECK([for $LD option to reload object files],
3359   lt_cv_ld_reload_flag,
3360   [lt_cv_ld_reload_flag='-r'])
3361 reload_flag=$lt_cv_ld_reload_flag
3362 case $reload_flag in
3363 "" | " "*) ;;
3364 *) reload_flag=" $reload_flag" ;;
3365 esac
3366 reload_cmds='$LD$reload_flag -o $output$reload_objs'
3367 case $host_os in
3368   cygwin* | mingw* | pw32* | cegcc*)
3369     if test yes != "$GCC"; then
3370       reload_cmds=false
3371     fi
3372     ;;
3373   darwin*)
3374     if test yes = "$GCC"; then
3375       reload_cmds='$LTCC $LTCFLAGS -nostdlib $wl-r -o $output$reload_objs'
3376     else
3377       reload_cmds='$LD$reload_flag -o $output$reload_objs'
3378     fi
3379     ;;
3380 esac
3381 _LT_TAGDECL([], [reload_flag], [1], [How to create reloadable object files])dnl
3382 _LT_TAGDECL([], [reload_cmds], [2])dnl
3383 ])# _LT_CMD_RELOAD
3384
3385
3386 # _LT_PATH_DD
3387 # -----------
3388 # find a working dd
3389 m4_defun([_LT_PATH_DD],
3390 [AC_CACHE_CHECK([for a working dd], [ac_cv_path_lt_DD],
3391 [printf 0123456789abcdef0123456789abcdef >conftest.i
3392 cat conftest.i conftest.i >conftest2.i
3393 : ${lt_DD:=$DD}
3394 AC_PATH_PROGS_FEATURE_CHECK([lt_DD], [dd],
3395 [if "$ac_path_lt_DD" bs=32 count=1 <conftest2.i >conftest.out 2>/dev/null; then
3396   cmp -s conftest.i conftest.out \
3397   && ac_cv_path_lt_DD="$ac_path_lt_DD" ac_path_lt_DD_found=:
3398 fi])
3399 rm -f conftest.i conftest2.i conftest.out])
3400 ])# _LT_PATH_DD
3401
3402
3403 # _LT_CMD_TRUNCATE
3404 # ----------------
3405 # find command to truncate a binary pipe
3406 m4_defun([_LT_CMD_TRUNCATE],
3407 [m4_require([_LT_PATH_DD])
3408 AC_CACHE_CHECK([how to truncate binary pipes], [lt_cv_truncate_bin],
3409 [printf 0123456789abcdef0123456789abcdef >conftest.i
3410 cat conftest.i conftest.i >conftest2.i
3411 lt_cv_truncate_bin=
3412 if "$ac_cv_path_lt_DD" bs=32 count=1 <conftest2.i >conftest.out 2>/dev/null; then
3413   cmp -s conftest.i conftest.out \
3414   && lt_cv_truncate_bin="$ac_cv_path_lt_DD bs=4096 count=1"
3415 fi
3416 rm -f conftest.i conftest2.i conftest.out
3417 test -z "$lt_cv_truncate_bin" && lt_cv_truncate_bin="$SED -e 4q"])
3418 _LT_DECL([lt_truncate_bin], [lt_cv_truncate_bin], [1],
3419   [Command to truncate a binary pipe])
3420 ])# _LT_CMD_TRUNCATE
3421
3422
3423 # _LT_CHECK_MAGIC_METHOD
3424 # ----------------------
3425 # how to check for library dependencies
3426 #  -- PORTME fill in with the dynamic library characteristics
3427 m4_defun([_LT_CHECK_MAGIC_METHOD],
3428 [m4_require([_LT_DECL_EGREP])
3429 m4_require([_LT_DECL_OBJDUMP])
3430 AC_CACHE_CHECK([how to recognize dependent libraries],
3431 lt_cv_deplibs_check_method,
3432 [lt_cv_file_magic_cmd='$MAGIC_CMD'
3433 lt_cv_file_magic_test_file=
3434 lt_cv_deplibs_check_method='unknown'
3435 # Need to set the preceding variable on all platforms that support
3436 # interlibrary dependencies.
3437 # 'none' -- dependencies not supported.
3438 # 'unknown' -- same as none, but documents that we really don't know.
3439 # 'pass_all' -- all dependencies passed with no checks.
3440 # 'test_compile' -- check by making test program.
3441 # 'file_magic [[regex]]' -- check by looking for files in library path
3442 # that responds to the $file_magic_cmd with a given extended regex.
3443 # If you have 'file' or equivalent on your system and you're not sure
3444 # whether 'pass_all' will *always* work, you probably want this one.
3445
3446 case $host_os in
3447 aix[[4-9]]*)
3448   lt_cv_deplibs_check_method=pass_all
3449   ;;
3450
3451 beos*)
3452   lt_cv_deplibs_check_method=pass_all
3453   ;;
3454
3455 bsdi[[45]]*)
3456   lt_cv_deplibs_check_method='file_magic ELF [[0-9]][[0-9]]*-bit [[ML]]SB (shared object|dynamic lib)'
3457   lt_cv_file_magic_cmd='/usr/bin/file -L'
3458   lt_cv_file_magic_test_file=/shlib/libc.so
3459   ;;
3460
3461 cygwin*)
3462   # func_win32_libid is a shell function defined in ltmain.sh
3463   lt_cv_deplibs_check_method='file_magic ^x86 archive import|^x86 DLL'
3464   lt_cv_file_magic_cmd='func_win32_libid'
3465   ;;
3466
3467 mingw* | pw32*)
3468   # Base MSYS/MinGW do not provide the 'file' command needed by
3469   # func_win32_libid shell function, so use a weaker test based on 'objdump',
3470   # unless we find 'file', for example because we are cross-compiling.
3471   if ( file / ) >/dev/null 2>&1; then
3472     lt_cv_deplibs_check_method='file_magic ^x86 archive import|^x86 DLL'
3473     lt_cv_file_magic_cmd='func_win32_libid'
3474   else
3475     # Keep this pattern in sync with the one in func_win32_libid.
3476     lt_cv_deplibs_check_method='file_magic file format (pei*-i386(.*architecture: i386)?|pe-arm-wince|pe-x86-64)'
3477     lt_cv_file_magic_cmd='$OBJDUMP -f'
3478   fi
3479   ;;
3480
3481 cegcc*)
3482   # use the weaker test based on 'objdump'. See mingw*.
3483   lt_cv_deplibs_check_method='file_magic file format pe-arm-.*little(.*architecture: arm)?'
3484   lt_cv_file_magic_cmd='$OBJDUMP -f'
3485   ;;
3486
3487 darwin* | rhapsody*)
3488   lt_cv_deplibs_check_method=pass_all
3489   ;;
3490
3491 freebsd* | dragonfly*)
3492   if echo __ELF__ | $CC -E - | $GREP __ELF__ > /dev/null; then
3493     case $host_cpu in
3494     i*86 )
3495       # Not sure whether the presence of OpenBSD here was a mistake.
3496       # Let's accept both of them until this is cleared up.
3497       lt_cv_deplibs_check_method='file_magic (FreeBSD|OpenBSD|DragonFly)/i[[3-9]]86 (compact )?demand paged shared library'
3498       lt_cv_file_magic_cmd=/usr/bin/file
3499       lt_cv_file_magic_test_file=`echo /usr/lib/libc.so.*`
3500       ;;
3501     esac
3502   else
3503     lt_cv_deplibs_check_method=pass_all
3504   fi
3505   ;;
3506
3507 haiku*)
3508   lt_cv_deplibs_check_method=pass_all
3509   ;;
3510
3511 hpux10.20* | hpux11*)
3512   lt_cv_file_magic_cmd=/usr/bin/file
3513   case $host_cpu in
3514   ia64*)
3515     lt_cv_deplibs_check_method='file_magic (s[[0-9]][[0-9]][[0-9]]|ELF-[[0-9]][[0-9]]) shared object file - IA64'
3516     lt_cv_file_magic_test_file=/usr/lib/hpux32/libc.so
3517     ;;
3518   hppa*64*)
3519     [lt_cv_deplibs_check_method='file_magic (s[0-9][0-9][0-9]|ELF[ -][0-9][0-9])(-bit)?( [LM]SB)? shared object( file)?[, -]* PA-RISC [0-9]\.[0-9]']
3520     lt_cv_file_magic_test_file=/usr/lib/pa20_64/libc.sl
3521     ;;
3522   *)
3523     lt_cv_deplibs_check_method='file_magic (s[[0-9]][[0-9]][[0-9]]|PA-RISC[[0-9]]\.[[0-9]]) shared library'
3524     lt_cv_file_magic_test_file=/usr/lib/libc.sl
3525     ;;
3526   esac
3527   ;;
3528
3529 interix[[3-9]]*)
3530   # PIC code is broken on Interix 3.x, that's why |\.a not |_pic\.a here
3531   lt_cv_deplibs_check_method='match_pattern /lib[[^/]]+(\.so|\.a)$'
3532   ;;
3533
3534 irix5* | irix6* | nonstopux*)
3535   case $LD in
3536   *-32|*"-32 ") libmagic=32-bit;;
3537   *-n32|*"-n32 ") libmagic=N32;;
3538   *-64|*"-64 ") libmagic=64-bit;;
3539   *) libmagic=never-match;;
3540   esac
3541   lt_cv_deplibs_check_method=pass_all
3542   ;;
3543
3544 # This must be glibc/ELF.
3545 linux* | k*bsd*-gnu | kopensolaris*-gnu | gnu*)
3546   lt_cv_deplibs_check_method=pass_all
3547   ;;
3548
3549 netbsd*)
3550   if echo __ELF__ | $CC -E - | $GREP __ELF__ > /dev/null; then
3551     lt_cv_deplibs_check_method='match_pattern /lib[[^/]]+(\.so\.[[0-9]]+\.[[0-9]]+|_pic\.a)$'
3552   else
3553     lt_cv_deplibs_check_method='match_pattern /lib[[^/]]+(\.so|_pic\.a)$'
3554   fi
3555   ;;
3556
3557 newos6*)
3558   lt_cv_deplibs_check_method='file_magic ELF [[0-9]][[0-9]]*-bit [[ML]]SB (executable|dynamic lib)'
3559   lt_cv_file_magic_cmd=/usr/bin/file
3560   lt_cv_file_magic_test_file=/usr/lib/libnls.so
3561   ;;
3562
3563 *nto* | *qnx*)
3564   lt_cv_deplibs_check_method=pass_all
3565   ;;
3566
3567 openbsd* | bitrig*)
3568   if test -z "`echo __ELF__ | $CC -E - | $GREP __ELF__`"; then
3569     lt_cv_deplibs_check_method='match_pattern /lib[[^/]]+(\.so\.[[0-9]]+\.[[0-9]]+|\.so|_pic\.a)$'
3570   else
3571     lt_cv_deplibs_check_method='match_pattern /lib[[^/]]+(\.so\.[[0-9]]+\.[[0-9]]+|_pic\.a)$'
3572   fi
3573   ;;
3574
3575 osf3* | osf4* | osf5*)
3576   lt_cv_deplibs_check_method=pass_all
3577   ;;
3578
3579 rdos*)
3580   lt_cv_deplibs_check_method=pass_all
3581   ;;
3582
3583 solaris*)
3584   lt_cv_deplibs_check_method=pass_all
3585   ;;
3586
3587 sysv5* | sco3.2v5* | sco5v6* | unixware* | OpenUNIX* | sysv4*uw2*)
3588   lt_cv_deplibs_check_method=pass_all
3589   ;;
3590
3591 sysv4 | sysv4.3*)
3592   case $host_vendor in
3593   motorola)
3594     lt_cv_deplibs_check_method='file_magic ELF [[0-9]][[0-9]]*-bit [[ML]]SB (shared object|dynamic lib) M[[0-9]][[0-9]]* Version [[0-9]]'
3595     lt_cv_file_magic_test_file=`echo /usr/lib/libc.so*`
3596     ;;
3597   ncr)
3598     lt_cv_deplibs_check_method=pass_all
3599     ;;
3600   sequent)
3601     lt_cv_file_magic_cmd='/bin/file'
3602     lt_cv_deplibs_check_method='file_magic ELF [[0-9]][[0-9]]*-bit [[LM]]SB (shared object|dynamic lib )'
3603     ;;
3604   sni)
3605     lt_cv_file_magic_cmd='/bin/file'
3606     lt_cv_deplibs_check_method="file_magic ELF [[0-9]][[0-9]]*-bit [[LM]]SB dynamic lib"
3607     lt_cv_file_magic_test_file=/lib/libc.so
3608     ;;
3609   siemens)
3610     lt_cv_deplibs_check_method=pass_all
3611     ;;
3612   pc)
3613     lt_cv_deplibs_check_method=pass_all
3614     ;;
3615   esac
3616   ;;
3617
3618 tpf*)
3619   lt_cv_deplibs_check_method=pass_all
3620   ;;
3621 os2*)
3622   lt_cv_deplibs_check_method=pass_all
3623   ;;
3624 esac
3625 ])
3626
3627 file_magic_glob=
3628 want_nocaseglob=no
3629 if test "$build" = "$host"; then
3630   case $host_os in
3631   mingw* | pw32*)
3632     if ( shopt | grep nocaseglob ) >/dev/null 2>&1; then
3633       want_nocaseglob=yes
3634     else
3635       file_magic_glob=`echo aAbBcCdDeEfFgGhHiIjJkKlLmMnNoOpPqQrRsStTuUvVwWxXyYzZ | $SED -e "s/\(..\)/s\/[[\1]]\/[[\1]]\/g;/g"`
3636     fi
3637     ;;
3638   esac
3639 fi
3640
3641 file_magic_cmd=$lt_cv_file_magic_cmd
3642 deplibs_check_method=$lt_cv_deplibs_check_method
3643 test -z "$deplibs_check_method" && deplibs_check_method=unknown
3644
3645 _LT_DECL([], [deplibs_check_method], [1],
3646     [Method to check whether dependent libraries are shared objects])
3647 _LT_DECL([], [file_magic_cmd], [1],
3648     [Command to use when deplibs_check_method = "file_magic"])
3649 _LT_DECL([], [file_magic_glob], [1],
3650     [How to find potential files when deplibs_check_method = "file_magic"])
3651 _LT_DECL([], [want_nocaseglob], [1],
3652     [Find potential files using nocaseglob when deplibs_check_method = "file_magic"])
3653 ])# _LT_CHECK_MAGIC_METHOD
3654
3655
3656 # LT_PATH_NM
3657 # ----------
3658 # find the pathname to a BSD- or MS-compatible name lister
3659 AC_DEFUN([LT_PATH_NM],
3660 [AC_REQUIRE([AC_PROG_CC])dnl
3661 AC_CACHE_CHECK([for BSD- or MS-compatible name lister (nm)], lt_cv_path_NM,
3662 [if test -n "$NM"; then
3663   # Let the user override the test.
3664   lt_cv_path_NM=$NM
3665 else
3666   lt_nm_to_check=${ac_tool_prefix}nm
3667   if test -n "$ac_tool_prefix" && test "$build" = "$host"; then
3668     lt_nm_to_check="$lt_nm_to_check nm"
3669   fi
3670   for lt_tmp_nm in $lt_nm_to_check; do
3671     lt_save_ifs=$IFS; IFS=$PATH_SEPARATOR
3672     for ac_dir in $PATH /usr/ccs/bin/elf /usr/ccs/bin /usr/ucb /bin; do
3673       IFS=$lt_save_ifs
3674       test -z "$ac_dir" && ac_dir=.
3675       tmp_nm=$ac_dir/$lt_tmp_nm
3676       if test -f "$tmp_nm" || test -f "$tmp_nm$ac_exeext"; then
3677         # Check to see if the nm accepts a BSD-compat flag.
3678         # Adding the 'sed 1q' prevents false positives on HP-UX, which says:
3679         #   nm: unknown option "B" ignored
3680         # Tru64's nm complains that /dev/null is an invalid object file
3681         # MSYS converts /dev/null to NUL, MinGW nm treats NUL as empty
3682         case $build_os in
3683         mingw*) lt_bad_file=conftest.nm/nofile ;;
3684         *) lt_bad_file=/dev/null ;;
3685         esac
3686         case `"$tmp_nm" -B $lt_bad_file 2>&1 | sed '1q'` in
3687         *$lt_bad_file* | *'Invalid file or object type'*)
3688           lt_cv_path_NM="$tmp_nm -B"
3689           break 2
3690           ;;
3691         *)
3692           case `"$tmp_nm" -p /dev/null 2>&1 | sed '1q'` in
3693           */dev/null*)
3694             lt_cv_path_NM="$tmp_nm -p"
3695             break 2
3696             ;;
3697           *)
3698             lt_cv_path_NM=${lt_cv_path_NM="$tmp_nm"} # keep the first match, but
3699             continue # so that we can try to find one that supports BSD flags
3700             ;;
3701           esac
3702           ;;
3703         esac
3704       fi
3705     done
3706     IFS=$lt_save_ifs
3707   done
3708   : ${lt_cv_path_NM=no}
3709 fi])
3710 if test no != "$lt_cv_path_NM"; then
3711   NM=$lt_cv_path_NM
3712 else
3713   # Didn't find any BSD compatible name lister, look for dumpbin.
3714   if test -n "$DUMPBIN"; then :
3715     # Let the user override the test.
3716   else
3717     AC_CHECK_TOOLS(DUMPBIN, [dumpbin "link -dump"], :)
3718     case `$DUMPBIN -symbols -headers /dev/null 2>&1 | sed '1q'` in
3719     *COFF*)
3720       DUMPBIN="$DUMPBIN -symbols -headers"
3721       ;;
3722     *)
3723       DUMPBIN=:
3724       ;;
3725     esac
3726   fi
3727   AC_SUBST([DUMPBIN])
3728   if test : != "$DUMPBIN"; then
3729     NM=$DUMPBIN
3730   fi
3731 fi
3732 test -z "$NM" && NM=nm
3733 AC_SUBST([NM])
3734 _LT_DECL([], [NM], [1], [A BSD- or MS-compatible name lister])dnl
3735
3736 AC_CACHE_CHECK([the name lister ($NM) interface], [lt_cv_nm_interface],
3737   [lt_cv_nm_interface="BSD nm"
3738   echo "int some_variable = 0;" > conftest.$ac_ext
3739   (eval echo "\"\$as_me:$LINENO: $ac_compile\"" >&AS_MESSAGE_LOG_FD)
3740   (eval "$ac_compile" 2>conftest.err)
3741   cat conftest.err >&AS_MESSAGE_LOG_FD
3742   (eval echo "\"\$as_me:$LINENO: $NM \\\"conftest.$ac_objext\\\"\"" >&AS_MESSAGE_LOG_FD)
3743   (eval "$NM \"conftest.$ac_objext\"" 2>conftest.err > conftest.out)
3744   cat conftest.err >&AS_MESSAGE_LOG_FD
3745   (eval echo "\"\$as_me:$LINENO: output\"" >&AS_MESSAGE_LOG_FD)
3746   cat conftest.out >&AS_MESSAGE_LOG_FD
3747   if $GREP 'External.*some_variable' conftest.out > /dev/null; then
3748     lt_cv_nm_interface="MS dumpbin"
3749   fi
3750   rm -rf conftest*])
3751 ])# LT_PATH_NM
3752
3753 # Old names:
3754 AU_ALIAS([AM_PROG_NM], [LT_PATH_NM])
3755 AU_ALIAS([AC_PROG_NM], [LT_PATH_NM])
3756 dnl aclocal-1.4 backwards compatibility:
3757 dnl AC_DEFUN([AM_PROG_NM], [])
3758 dnl AC_DEFUN([AC_PROG_NM], [])
3759
3760 # _LT_CHECK_SHAREDLIB_FROM_LINKLIB
3761 # --------------------------------
3762 # how to determine the name of the shared library
3763 # associated with a specific link library.
3764 #  -- PORTME fill in with the dynamic library characteristics
3765 m4_defun([_LT_CHECK_SHAREDLIB_FROM_LINKLIB],
3766 [m4_require([_LT_DECL_EGREP])
3767 m4_require([_LT_DECL_OBJDUMP])
3768 m4_require([_LT_DECL_DLLTOOL])
3769 AC_CACHE_CHECK([how to associate runtime and link libraries],
3770 lt_cv_sharedlib_from_linklib_cmd,
3771 [lt_cv_sharedlib_from_linklib_cmd='unknown'
3772
3773 case $host_os in
3774 cygwin* | mingw* | pw32* | cegcc*)
3775   # two different shell functions defined in ltmain.sh;
3776   # decide which one to use based on capabilities of $DLLTOOL
3777   case `$DLLTOOL --help 2>&1` in
3778   *--identify-strict*)
3779     lt_cv_sharedlib_from_linklib_cmd=func_cygming_dll_for_implib
3780     ;;
3781   *)
3782     lt_cv_sharedlib_from_linklib_cmd=func_cygming_dll_for_implib_fallback
3783     ;;
3784   esac
3785   ;;
3786 *)
3787   # fallback: assume linklib IS sharedlib
3788   lt_cv_sharedlib_from_linklib_cmd=$ECHO
3789   ;;
3790 esac
3791 ])
3792 sharedlib_from_linklib_cmd=$lt_cv_sharedlib_from_linklib_cmd
3793 test -z "$sharedlib_from_linklib_cmd" && sharedlib_from_linklib_cmd=$ECHO
3794
3795 _LT_DECL([], [sharedlib_from_linklib_cmd], [1],
3796     [Command to associate shared and link libraries])
3797 ])# _LT_CHECK_SHAREDLIB_FROM_LINKLIB
3798
3799
3800 # _LT_PATH_MANIFEST_TOOL
3801 # ----------------------
3802 # locate the manifest tool
3803 m4_defun([_LT_PATH_MANIFEST_TOOL],
3804 [AC_CHECK_TOOL(MANIFEST_TOOL, mt, :)
3805 test -z "$MANIFEST_TOOL" && MANIFEST_TOOL=mt
3806 AC_CACHE_CHECK([if $MANIFEST_TOOL is a manifest tool], [lt_cv_path_mainfest_tool],
3807   [lt_cv_path_mainfest_tool=no
3808   echo "$as_me:$LINENO: $MANIFEST_TOOL '-?'" >&AS_MESSAGE_LOG_FD
3809   $MANIFEST_TOOL '-?' 2>conftest.err > conftest.out
3810   cat conftest.err >&AS_MESSAGE_LOG_FD
3811   if $GREP 'Manifest Tool' conftest.out > /dev/null; then
3812     lt_cv_path_mainfest_tool=yes
3813   fi
3814   rm -rf conftest*])
3815 if test yes != "$lt_cv_path_mainfest_tool"; then
3816   MANIFEST_TOOL=:
3817 fi
3818 _LT_DECL([], [MANIFEST_TOOL], [1], [Manifest tool])dnl
3819 ])# _LT_PATH_MANIFEST_TOOL
3820
3821
3822 # _LT_DLL_DEF_P([FILE])
3823 # ---------------------
3824 # True iff FILE is a Windows DLL '.def' file.
3825 # Keep in sync with func_dll_def_p in the libtool script
3826 AC_DEFUN([_LT_DLL_DEF_P],
3827 [dnl
3828   test DEF = "`$SED -n dnl
3829     -e '\''s/^[[         ]]*//'\'' dnl Strip leading whitespace
3830     -e '\''/^\(;.*\)*$/d'\'' dnl      Delete empty lines and comments
3831     -e '\''s/^\(EXPORTS\|LIBRARY\)\([[   ]].*\)*$/DEF/p'\'' dnl
3832     -e q dnl                          Only consider the first "real" line
3833     $1`" dnl
3834 ])# _LT_DLL_DEF_P
3835
3836
3837 # LT_LIB_M
3838 # --------
3839 # check for math library
3840 AC_DEFUN([LT_LIB_M],
3841 [AC_REQUIRE([AC_CANONICAL_HOST])dnl
3842 LIBM=
3843 case $host in
3844 *-*-beos* | *-*-cegcc* | *-*-cygwin* | *-*-haiku* | *-*-pw32* | *-*-darwin*)
3845   # These system don't have libm, or don't need it
3846   ;;
3847 *-ncr-sysv4.3*)
3848   AC_CHECK_LIB(mw, _mwvalidcheckl, LIBM=-lmw)
3849   AC_CHECK_LIB(m, cos, LIBM="$LIBM -lm")
3850   ;;
3851 *)
3852   AC_CHECK_LIB(m, cos, LIBM=-lm)
3853   ;;
3854 esac
3855 AC_SUBST([LIBM])
3856 ])# LT_LIB_M
3857
3858 # Old name:
3859 AU_ALIAS([AC_CHECK_LIBM], [LT_LIB_M])
3860 dnl aclocal-1.4 backwards compatibility:
3861 dnl AC_DEFUN([AC_CHECK_LIBM], [])
3862
3863
3864 # _LT_COMPILER_NO_RTTI([TAGNAME])
3865 # -------------------------------
3866 m4_defun([_LT_COMPILER_NO_RTTI],
3867 [m4_require([_LT_TAG_COMPILER])dnl
3868
3869 _LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)=
3870
3871 if test yes = "$GCC"; then
3872   case $cc_basename in
3873   nvcc*)
3874     _LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)=' -Xcompiler -fno-builtin' ;;
3875   *)
3876     _LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)=' -fno-builtin' ;;
3877   esac
3878
3879   _LT_COMPILER_OPTION([if $compiler supports -fno-rtti -fno-exceptions],
3880     lt_cv_prog_compiler_rtti_exceptions,
3881     [-fno-rtti -fno-exceptions], [],
3882     [_LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)="$_LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1) -fno-rtti -fno-exceptions"])
3883 fi
3884 _LT_TAGDECL([no_builtin_flag], [lt_prog_compiler_no_builtin_flag], [1],
3885         [Compiler flag to turn off builtin functions])
3886 ])# _LT_COMPILER_NO_RTTI
3887
3888
3889 # _LT_CMD_GLOBAL_SYMBOLS
3890 # ----------------------
3891 m4_defun([_LT_CMD_GLOBAL_SYMBOLS],
3892 [AC_REQUIRE([AC_CANONICAL_HOST])dnl
3893 AC_REQUIRE([AC_PROG_CC])dnl
3894 AC_REQUIRE([AC_PROG_AWK])dnl
3895 AC_REQUIRE([LT_PATH_NM])dnl
3896 AC_REQUIRE([LT_PATH_LD])dnl
3897 m4_require([_LT_DECL_SED])dnl
3898 m4_require([_LT_DECL_EGREP])dnl
3899 m4_require([_LT_TAG_COMPILER])dnl
3900
3901 # Check for command to grab the raw symbol name followed by C symbol from nm.
3902 AC_MSG_CHECKING([command to parse $NM output from $compiler object])
3903 AC_CACHE_VAL([lt_cv_sys_global_symbol_pipe],
3904 [
3905 # These are sane defaults that work on at least a few old systems.
3906 # [They come from Ultrix.  What could be older than Ultrix?!! ;)]
3907
3908 # Character class describing NM global symbol codes.
3909 symcode='[[BCDEGRST]]'
3910
3911 # Regexp to match symbols that can be accessed directly from C.
3912 sympat='\([[_A-Za-z]][[_A-Za-z0-9]]*\)'
3913
3914 # Define system-specific variables.
3915 case $host_os in
3916 aix*)
3917   symcode='[[BCDT]]'
3918   ;;
3919 cygwin* | mingw* | pw32* | cegcc*)
3920   symcode='[[ABCDGISTW]]'
3921   ;;
3922 hpux*)
3923   if test ia64 = "$host_cpu"; then
3924     symcode='[[ABCDEGRST]]'
3925   fi
3926   ;;
3927 irix* | nonstopux*)
3928   symcode='[[BCDEGRST]]'
3929   ;;
3930 osf*)
3931   symcode='[[BCDEGQRST]]'
3932   ;;
3933 solaris*)
3934   symcode='[[BDRT]]'
3935   ;;
3936 sco3.2v5*)
3937   symcode='[[DT]]'
3938   ;;
3939 sysv4.2uw2*)
3940   symcode='[[DT]]'
3941   ;;
3942 sysv5* | sco5v6* | unixware* | OpenUNIX*)
3943   symcode='[[ABDT]]'
3944   ;;
3945 sysv4)
3946   symcode='[[DFNSTU]]'
3947   ;;
3948 esac
3949
3950 # If we're using GNU nm, then use its standard symbol codes.
3951 case `$NM -V 2>&1` in
3952 *GNU* | *'with BFD'*)
3953   symcode='[[ABCDGIRSTW]]' ;;
3954 esac
3955
3956 if test "$lt_cv_nm_interface" = "MS dumpbin"; then
3957   # Gets list of data symbols to import.
3958   lt_cv_sys_global_symbol_to_import="sed -n -e 's/^I .* \(.*\)$/\1/p'"
3959   # Adjust the below global symbol transforms to fixup imported variables.
3960   lt_cdecl_hook=" -e 's/^I .* \(.*\)$/extern __declspec(dllimport) char \1;/p'"
3961   lt_c_name_hook=" -e 's/^I .* \(.*\)$/  {\"\1\", (void *) 0},/p'"
3962   lt_c_name_lib_hook="\
3963   -e 's/^I .* \(lib.*\)$/  {\"\1\", (void *) 0},/p'\
3964   -e 's/^I .* \(.*\)$/  {\"lib\1\", (void *) 0},/p'"
3965 else
3966   # Disable hooks by default.
3967   lt_cv_sys_global_symbol_to_import=
3968   lt_cdecl_hook=
3969   lt_c_name_hook=
3970   lt_c_name_lib_hook=
3971 fi
3972
3973 # Transform an extracted symbol line into a proper C declaration.
3974 # Some systems (esp. on ia64) link data and code symbols differently,
3975 # so use this general approach.
3976 lt_cv_sys_global_symbol_to_cdecl="sed -n"\
3977 $lt_cdecl_hook\
3978 " -e 's/^T .* \(.*\)$/extern int \1();/p'"\
3979 " -e 's/^$symcode$symcode* .* \(.*\)$/extern char \1;/p'"
3980
3981 # Transform an extracted symbol line into symbol name and symbol address
3982 lt_cv_sys_global_symbol_to_c_name_address="sed -n"\
3983 $lt_c_name_hook\
3984 " -e 's/^: \(.*\) .*$/  {\"\1\", (void *) 0},/p'"\
3985 " -e 's/^$symcode$symcode* .* \(.*\)$/  {\"\1\", (void *) \&\1},/p'"
3986
3987 # Transform an extracted symbol line into symbol name with lib prefix and
3988 # symbol address.
3989 lt_cv_sys_global_symbol_to_c_name_address_lib_prefix="sed -n"\
3990 $lt_c_name_lib_hook\
3991 " -e 's/^: \(.*\) .*$/  {\"\1\", (void *) 0},/p'"\
3992 " -e 's/^$symcode$symcode* .* \(lib.*\)$/  {\"\1\", (void *) \&\1},/p'"\
3993 " -e 's/^$symcode$symcode* .* \(.*\)$/  {\"lib\1\", (void *) \&\1},/p'"
3994
3995 # Handle CRLF in mingw tool chain
3996 opt_cr=
3997 case $build_os in
3998 mingw*)
3999   opt_cr=`$ECHO 'x\{0,1\}' | tr x '\015'` # option cr in regexp
4000   ;;
4001 esac
4002
4003 # Try without a prefix underscore, then with it.
4004 for ac_symprfx in "" "_"; do
4005
4006   # Transform symcode, sympat, and symprfx into a raw symbol and a C symbol.
4007   symxfrm="\\1 $ac_symprfx\\2 \\2"
4008
4009   # Write the raw and C identifiers.
4010   if test "$lt_cv_nm_interface" = "MS dumpbin"; then
4011     # Fake it for dumpbin and say T for any non-static function,
4012     # D for any global variable and I for any imported variable.
4013     # Also find C++ and __fastcall symbols from MSVC++,
4014     # which start with @ or ?.
4015     lt_cv_sys_global_symbol_pipe="$AWK ['"\
4016 "     {last_section=section; section=\$ 3};"\
4017 "     /^COFF SYMBOL TABLE/{for(i in hide) delete hide[i]};"\
4018 "     /Section length .*#relocs.*(pick any)/{hide[last_section]=1};"\
4019 "     /^ *Symbol name *: /{split(\$ 0,sn,\":\"); si=substr(sn[2],2)};"\
4020 "     /^ *Type *: code/{print \"T\",si,substr(si,length(prfx))};"\
4021 "     /^ *Type *: data/{print \"I\",si,substr(si,length(prfx))};"\
4022 "     \$ 0!~/External *\|/{next};"\
4023 "     / 0+ UNDEF /{next}; / UNDEF \([^|]\)*()/{next};"\
4024 "     {if(hide[section]) next};"\
4025 "     {f=\"D\"}; \$ 0~/\(\).*\|/{f=\"T\"};"\
4026 "     {split(\$ 0,a,/\||\r/); split(a[2],s)};"\
4027 "     s[1]~/^[@?]/{print f,s[1],s[1]; next};"\
4028 "     s[1]~prfx {split(s[1],t,\"@\"); print f,t[1],substr(t[1],length(prfx))}"\
4029 "     ' prfx=^$ac_symprfx]"
4030   else
4031     lt_cv_sys_global_symbol_pipe="sed -n -e 's/^.*[[     ]]\($symcode$symcode*\)[[       ]][[    ]]*$ac_symprfx$sympat$opt_cr$/$symxfrm/p'"
4032   fi
4033   lt_cv_sys_global_symbol_pipe="$lt_cv_sys_global_symbol_pipe | sed '/ __gnu_lto/d'"
4034
4035   # Check to see that the pipe works correctly.
4036   pipe_works=no
4037
4038   rm -rf conftest*
4039   cat > conftest.$ac_ext <<_LT_EOF
4040 #ifdef __cplusplus
4041 extern "C" {
4042 #endif
4043 char nm_test_var;
4044 void nm_test_func(void);
4045 void nm_test_func(void){}
4046 #ifdef __cplusplus
4047 }
4048 #endif
4049 int main(){nm_test_var='a';nm_test_func();return(0);}
4050 _LT_EOF
4051
4052   if AC_TRY_EVAL(ac_compile); then
4053     # Now try to grab the symbols.
4054     nlist=conftest.nm
4055     if AC_TRY_EVAL(NM conftest.$ac_objext \| "$lt_cv_sys_global_symbol_pipe" \> $nlist) && test -s "$nlist"; then
4056       # Try sorting and uniquifying the output.
4057       if sort "$nlist" | uniq > "$nlist"T; then
4058         mv -f "$nlist"T "$nlist"
4059       else
4060         rm -f "$nlist"T
4061       fi
4062
4063       # Make sure that we snagged all the symbols we need.
4064       if $GREP ' nm_test_var$' "$nlist" >/dev/null; then
4065         if $GREP ' nm_test_func$' "$nlist" >/dev/null; then
4066           cat <<_LT_EOF > conftest.$ac_ext
4067 /* Keep this code in sync between libtool.m4, ltmain, lt_system.h, and tests.  */
4068 #if defined _WIN32 || defined __CYGWIN__ || defined _WIN32_WCE
4069 /* DATA imports from DLLs on WIN32 can't be const, because runtime
4070    relocations are performed -- see ld's documentation on pseudo-relocs.  */
4071 # define LT@&t@_DLSYM_CONST
4072 #elif defined __osf__
4073 /* This system does not cope well with relocations in const data.  */
4074 # define LT@&t@_DLSYM_CONST
4075 #else
4076 # define LT@&t@_DLSYM_CONST const
4077 #endif
4078
4079 #ifdef __cplusplus
4080 extern "C" {
4081 #endif
4082
4083 _LT_EOF
4084           # Now generate the symbol file.
4085           eval "$lt_cv_sys_global_symbol_to_cdecl"' < "$nlist" | $GREP -v main >> conftest.$ac_ext'
4086
4087           cat <<_LT_EOF >> conftest.$ac_ext
4088
4089 /* The mapping between symbol names and symbols.  */
4090 LT@&t@_DLSYM_CONST struct {
4091   const char *name;
4092   void       *address;
4093 }
4094 lt__PROGRAM__LTX_preloaded_symbols[[]] =
4095 {
4096   { "@PROGRAM@", (void *) 0 },
4097 _LT_EOF
4098           $SED "s/^$symcode$symcode* .* \(.*\)$/  {\"\1\", (void *) \&\1},/" < "$nlist" | $GREP -v main >> conftest.$ac_ext
4099           cat <<\_LT_EOF >> conftest.$ac_ext
4100   {0, (void *) 0}
4101 };
4102
4103 /* This works around a problem in FreeBSD linker */
4104 #ifdef FREEBSD_WORKAROUND
4105 static const void *lt_preloaded_setup() {
4106   return lt__PROGRAM__LTX_preloaded_symbols;
4107 }
4108 #endif
4109
4110 #ifdef __cplusplus
4111 }
4112 #endif
4113 _LT_EOF
4114           # Now try linking the two files.
4115           mv conftest.$ac_objext conftstm.$ac_objext
4116           lt_globsym_save_LIBS=$LIBS
4117           lt_globsym_save_CFLAGS=$CFLAGS
4118           LIBS=conftstm.$ac_objext
4119           CFLAGS="$CFLAGS$_LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)"
4120           if AC_TRY_EVAL(ac_link) && test -s conftest$ac_exeext; then
4121             pipe_works=yes
4122           fi
4123           LIBS=$lt_globsym_save_LIBS
4124           CFLAGS=$lt_globsym_save_CFLAGS
4125         else
4126           echo "cannot find nm_test_func in $nlist" >&AS_MESSAGE_LOG_FD
4127         fi
4128       else
4129         echo "cannot find nm_test_var in $nlist" >&AS_MESSAGE_LOG_FD
4130       fi
4131     else
4132       echo "cannot run $lt_cv_sys_global_symbol_pipe" >&AS_MESSAGE_LOG_FD
4133     fi
4134   else
4135     echo "$progname: failed program was:" >&AS_MESSAGE_LOG_FD
4136     cat conftest.$ac_ext >&5
4137   fi
4138   rm -rf conftest* conftst*
4139
4140   # Do not use the global_symbol_pipe unless it works.
4141   if test yes = "$pipe_works"; then
4142     break
4143   else
4144     lt_cv_sys_global_symbol_pipe=
4145   fi
4146 done
4147 ])
4148 if test -z "$lt_cv_sys_global_symbol_pipe"; then
4149   lt_cv_sys_global_symbol_to_cdecl=
4150 fi
4151 if test -z "$lt_cv_sys_global_symbol_pipe$lt_cv_sys_global_symbol_to_cdecl"; then
4152   AC_MSG_RESULT(failed)
4153 else
4154   AC_MSG_RESULT(ok)
4155 fi
4156
4157 # Response file support.
4158 if test "$lt_cv_nm_interface" = "MS dumpbin"; then
4159   nm_file_list_spec='@'
4160 elif $NM --help 2>/dev/null | grep '[[@]]FILE' >/dev/null; then
4161   nm_file_list_spec='@'
4162 fi
4163
4164 _LT_DECL([global_symbol_pipe], [lt_cv_sys_global_symbol_pipe], [1],
4165     [Take the output of nm and produce a listing of raw symbols and C names])
4166 _LT_DECL([global_symbol_to_cdecl], [lt_cv_sys_global_symbol_to_cdecl], [1],
4167     [Transform the output of nm in a proper C declaration])
4168 _LT_DECL([global_symbol_to_import], [lt_cv_sys_global_symbol_to_import], [1],
4169     [Transform the output of nm into a list of symbols to manually relocate])
4170 _LT_DECL([global_symbol_to_c_name_address],
4171     [lt_cv_sys_global_symbol_to_c_name_address], [1],
4172     [Transform the output of nm in a C name address pair])
4173 _LT_DECL([global_symbol_to_c_name_address_lib_prefix],
4174     [lt_cv_sys_global_symbol_to_c_name_address_lib_prefix], [1],
4175     [Transform the output of nm in a C name address pair when lib prefix is needed])
4176 _LT_DECL([nm_interface], [lt_cv_nm_interface], [1],
4177     [The name lister interface])
4178 _LT_DECL([], [nm_file_list_spec], [1],
4179     [Specify filename containing input files for $NM])
4180 ]) # _LT_CMD_GLOBAL_SYMBOLS
4181
4182
4183 # _LT_COMPILER_PIC([TAGNAME])
4184 # ---------------------------
4185 m4_defun([_LT_COMPILER_PIC],
4186 [m4_require([_LT_TAG_COMPILER])dnl
4187 _LT_TAGVAR(lt_prog_compiler_wl, $1)=
4188 _LT_TAGVAR(lt_prog_compiler_pic, $1)=
4189 _LT_TAGVAR(lt_prog_compiler_static, $1)=
4190
4191 m4_if([$1], [CXX], [
4192   # C++ specific cases for pic, static, wl, etc.
4193   if test yes = "$GXX"; then
4194     _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4195     _LT_TAGVAR(lt_prog_compiler_static, $1)='-static'
4196
4197     case $host_os in
4198     aix*)
4199       # All AIX code is PIC.
4200       if test ia64 = "$host_cpu"; then
4201         # AIX 5 now supports IA64 processor
4202         _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4203       fi
4204       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
4205       ;;
4206
4207     amigaos*)
4208       case $host_cpu in
4209       powerpc)
4210             # see comment about AmigaOS4 .so support
4211             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
4212         ;;
4213       m68k)
4214             # FIXME: we need at least 68020 code to build shared libraries, but
4215             # adding the '-m68020' flag to GCC prevents building anything better,
4216             # like '-m68040'.
4217             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-m68020 -resident32 -malways-restore-a4'
4218         ;;
4219       esac
4220       ;;
4221
4222     beos* | irix5* | irix6* | nonstopux* | osf3* | osf4* | osf5*)
4223       # PIC is the default for these OSes.
4224       ;;
4225     mingw* | cygwin* | os2* | pw32* | cegcc*)
4226       # This hack is so that the source file can tell whether it is being
4227       # built for inclusion in a dll (and should export symbols for example).
4228       # Although the cygwin gcc ignores -fPIC, still need this for old-style
4229       # (--disable-auto-import) libraries
4230       m4_if([$1], [GCJ], [],
4231         [_LT_TAGVAR(lt_prog_compiler_pic, $1)='-DDLL_EXPORT'])
4232       case $host_os in
4233       os2*)
4234         _LT_TAGVAR(lt_prog_compiler_static, $1)='$wl-static'
4235         ;;
4236       esac
4237       ;;
4238     darwin* | rhapsody*)
4239       # PIC is the default on this platform
4240       # Common symbols not allowed in MH_DYLIB files
4241       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fno-common'
4242       ;;
4243     *djgpp*)
4244       # DJGPP does not support shared libraries at all
4245       _LT_TAGVAR(lt_prog_compiler_pic, $1)=
4246       ;;
4247     haiku*)
4248       # PIC is the default for Haiku.
4249       # The "-static" flag exists, but is broken.
4250       _LT_TAGVAR(lt_prog_compiler_static, $1)=
4251       ;;
4252     interix[[3-9]]*)
4253       # Interix 3.x gcc -fpic/-fPIC options generate broken code.
4254       # Instead, we relocate shared libraries at runtime.
4255       ;;
4256     sysv4*MP*)
4257       if test -d /usr/nec; then
4258         _LT_TAGVAR(lt_prog_compiler_pic, $1)=-Kconform_pic
4259       fi
4260       ;;
4261     hpux*)
4262       # PIC is the default for 64-bit PA HP-UX, but not for 32-bit
4263       # PA HP-UX.  On IA64 HP-UX, PIC is the default but the pic flag
4264       # sets the default TLS model and affects inlining.
4265       case $host_cpu in
4266       hppa*64*)
4267         ;;
4268       *)
4269         _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
4270         ;;
4271       esac
4272       ;;
4273     *qnx* | *nto*)
4274       # QNX uses GNU C++, but need to define -shared option too, otherwise
4275       # it will coredump.
4276       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC -shared'
4277       ;;
4278     *)
4279       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
4280       ;;
4281     esac
4282   else
4283     case $host_os in
4284       aix[[4-9]]*)
4285         # All AIX code is PIC.
4286         if test ia64 = "$host_cpu"; then
4287           # AIX 5 now supports IA64 processor
4288           _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4289         else
4290           _LT_TAGVAR(lt_prog_compiler_static, $1)='-bnso -bI:/lib/syscalls.exp'
4291         fi
4292         ;;
4293       chorus*)
4294         case $cc_basename in
4295         cxch68*)
4296           # Green Hills C++ Compiler
4297           # _LT_TAGVAR(lt_prog_compiler_static, $1)="--no_auto_instantiation -u __main -u __premain -u _abort -r $COOL_DIR/lib/libOrb.a $MVME_DIR/lib/CC/libC.a $MVME_DIR/lib/classix/libcx.s.a"
4298           ;;
4299         esac
4300         ;;
4301       mingw* | cygwin* | os2* | pw32* | cegcc*)
4302         # This hack is so that the source file can tell whether it is being
4303         # built for inclusion in a dll (and should export symbols for example).
4304         m4_if([$1], [GCJ], [],
4305           [_LT_TAGVAR(lt_prog_compiler_pic, $1)='-DDLL_EXPORT'])
4306         ;;
4307       dgux*)
4308         case $cc_basename in
4309           ec++*)
4310             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4311             ;;
4312           ghcx*)
4313             # Green Hills C++ Compiler
4314             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-pic'
4315             ;;
4316           *)
4317             ;;
4318         esac
4319         ;;
4320       freebsd* | dragonfly*)
4321         # FreeBSD uses GNU C++
4322         ;;
4323       hpux9* | hpux10* | hpux11*)
4324         case $cc_basename in
4325           CC*)
4326             _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4327             _LT_TAGVAR(lt_prog_compiler_static, $1)='$wl-a ${wl}archive'
4328             if test ia64 != "$host_cpu"; then
4329               _LT_TAGVAR(lt_prog_compiler_pic, $1)='+Z'
4330             fi
4331             ;;
4332           aCC*)
4333             _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4334             _LT_TAGVAR(lt_prog_compiler_static, $1)='$wl-a ${wl}archive'
4335             case $host_cpu in
4336             hppa*64*|ia64*)
4337               # +Z the default
4338               ;;
4339             *)
4340               _LT_TAGVAR(lt_prog_compiler_pic, $1)='+Z'
4341               ;;
4342             esac
4343             ;;
4344           *)
4345             ;;
4346         esac
4347         ;;
4348       interix*)
4349         # This is c89, which is MS Visual C++ (no shared libs)
4350         # Anyone wants to do a port?
4351         ;;
4352       irix5* | irix6* | nonstopux*)
4353         case $cc_basename in
4354           CC*)
4355             _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4356             _LT_TAGVAR(lt_prog_compiler_static, $1)='-non_shared'
4357             # CC pic flag -KPIC is the default.
4358             ;;
4359           *)
4360             ;;
4361         esac
4362         ;;
4363       linux* | k*bsd*-gnu | kopensolaris*-gnu | gnu*)
4364         case $cc_basename in
4365           KCC*)
4366             # KAI C++ Compiler
4367             _LT_TAGVAR(lt_prog_compiler_wl, $1)='--backend -Wl,'
4368             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
4369             ;;
4370           ecpc* )
4371             # old Intel C++ for x86_64, which still supported -KPIC.
4372             _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4373             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4374             _LT_TAGVAR(lt_prog_compiler_static, $1)='-static'
4375             ;;
4376           icpc* )
4377             # Intel C++, used to be incompatible with GCC.
4378             # ICC 10 doesn't accept -KPIC any more.
4379             _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4380             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
4381             _LT_TAGVAR(lt_prog_compiler_static, $1)='-static'
4382             ;;
4383           pgCC* | pgcpp*)
4384             # Portland Group C++ compiler
4385             _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4386             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fpic'
4387             _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4388             ;;
4389           cxx*)
4390             # Compaq C++
4391             # Make sure the PIC flag is empty.  It appears that all Alpha
4392             # Linux and Compaq Tru64 Unix objects are PIC.
4393             _LT_TAGVAR(lt_prog_compiler_pic, $1)=
4394             _LT_TAGVAR(lt_prog_compiler_static, $1)='-non_shared'
4395             ;;
4396           xlc* | xlC* | bgxl[[cC]]* | mpixl[[cC]]*)
4397             # IBM XL 8.0, 9.0 on PPC and BlueGene
4398             _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4399             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-qpic'
4400             _LT_TAGVAR(lt_prog_compiler_static, $1)='-qstaticlink'
4401             ;;
4402           *)
4403             case `$CC -V 2>&1 | sed 5q` in
4404             *Sun\ C*)
4405               # Sun C++ 5.9
4406               _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4407               _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4408               _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Qoption ld '
4409               ;;
4410             esac
4411             ;;
4412         esac
4413         ;;
4414       lynxos*)
4415         ;;
4416       m88k*)
4417         ;;
4418       mvs*)
4419         case $cc_basename in
4420           cxx*)
4421             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-W c,exportall'
4422             ;;
4423           *)
4424             ;;
4425         esac
4426         ;;
4427       netbsd*)
4428         ;;
4429       *qnx* | *nto*)
4430         # QNX uses GNU C++, but need to define -shared option too, otherwise
4431         # it will coredump.
4432         _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC -shared'
4433         ;;
4434       osf3* | osf4* | osf5*)
4435         case $cc_basename in
4436           KCC*)
4437             _LT_TAGVAR(lt_prog_compiler_wl, $1)='--backend -Wl,'
4438             ;;
4439           RCC*)
4440             # Rational C++ 2.4.1
4441             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-pic'
4442             ;;
4443           cxx*)
4444             # Digital/Compaq C++
4445             _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4446             # Make sure the PIC flag is empty.  It appears that all Alpha
4447             # Linux and Compaq Tru64 Unix objects are PIC.
4448             _LT_TAGVAR(lt_prog_compiler_pic, $1)=
4449             _LT_TAGVAR(lt_prog_compiler_static, $1)='-non_shared'
4450             ;;
4451           *)
4452             ;;
4453         esac
4454         ;;
4455       psos*)
4456         ;;
4457       solaris*)
4458         case $cc_basename in
4459           CC* | sunCC*)
4460             # Sun C++ 4.2, 5.x and Centerline C++
4461             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4462             _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4463             _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Qoption ld '
4464             ;;
4465           gcx*)
4466             # Green Hills C++ Compiler
4467             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-PIC'
4468             ;;
4469           *)
4470             ;;
4471         esac
4472         ;;
4473       sunos4*)
4474         case $cc_basename in
4475           CC*)
4476             # Sun C++ 4.x
4477             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-pic'
4478             _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4479             ;;
4480           lcc*)
4481             # Lucid
4482             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-pic'
4483             ;;
4484           *)
4485             ;;
4486         esac
4487         ;;
4488       sysv5* | unixware* | sco3.2v5* | sco5v6* | OpenUNIX*)
4489         case $cc_basename in
4490           CC*)
4491             _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4492             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4493             _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4494             ;;
4495         esac
4496         ;;
4497       tandem*)
4498         case $cc_basename in
4499           NCC*)
4500             # NonStop-UX NCC 3.20
4501             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4502             ;;
4503           *)
4504             ;;
4505         esac
4506         ;;
4507       vxworks*)
4508         ;;
4509       *)
4510         _LT_TAGVAR(lt_prog_compiler_can_build_shared, $1)=no
4511         ;;
4512     esac
4513   fi
4514 ],
4515 [
4516   if test yes = "$GCC"; then
4517     _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4518     _LT_TAGVAR(lt_prog_compiler_static, $1)='-static'
4519
4520     case $host_os in
4521       aix*)
4522       # All AIX code is PIC.
4523       if test ia64 = "$host_cpu"; then
4524         # AIX 5 now supports IA64 processor
4525         _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4526       fi
4527       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
4528       ;;
4529
4530     amigaos*)
4531       case $host_cpu in
4532       powerpc)
4533             # see comment about AmigaOS4 .so support
4534             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
4535         ;;
4536       m68k)
4537             # FIXME: we need at least 68020 code to build shared libraries, but
4538             # adding the '-m68020' flag to GCC prevents building anything better,
4539             # like '-m68040'.
4540             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-m68020 -resident32 -malways-restore-a4'
4541         ;;
4542       esac
4543       ;;
4544
4545     beos* | irix5* | irix6* | nonstopux* | osf3* | osf4* | osf5*)
4546       # PIC is the default for these OSes.
4547       ;;
4548
4549     mingw* | cygwin* | pw32* | os2* | cegcc*)
4550       # This hack is so that the source file can tell whether it is being
4551       # built for inclusion in a dll (and should export symbols for example).
4552       # Although the cygwin gcc ignores -fPIC, still need this for old-style
4553       # (--disable-auto-import) libraries
4554       m4_if([$1], [GCJ], [],
4555         [_LT_TAGVAR(lt_prog_compiler_pic, $1)='-DDLL_EXPORT'])
4556       case $host_os in
4557       os2*)
4558         _LT_TAGVAR(lt_prog_compiler_static, $1)='$wl-static'
4559         ;;
4560       esac
4561       ;;
4562
4563     darwin* | rhapsody*)
4564       # PIC is the default on this platform
4565       # Common symbols not allowed in MH_DYLIB files
4566       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fno-common'
4567       ;;
4568
4569     haiku*)
4570       # PIC is the default for Haiku.
4571       # The "-static" flag exists, but is broken.
4572       _LT_TAGVAR(lt_prog_compiler_static, $1)=
4573       ;;
4574
4575     hpux*)
4576       # PIC is the default for 64-bit PA HP-UX, but not for 32-bit
4577       # PA HP-UX.  On IA64 HP-UX, PIC is the default but the pic flag
4578       # sets the default TLS model and affects inlining.
4579       case $host_cpu in
4580       hppa*64*)
4581         # +Z the default
4582         ;;
4583       *)
4584         _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
4585         ;;
4586       esac
4587       ;;
4588
4589     interix[[3-9]]*)
4590       # Interix 3.x gcc -fpic/-fPIC options generate broken code.
4591       # Instead, we relocate shared libraries at runtime.
4592       ;;
4593
4594     msdosdjgpp*)
4595       # Just because we use GCC doesn't mean we suddenly get shared libraries
4596       # on systems that don't support them.
4597       _LT_TAGVAR(lt_prog_compiler_can_build_shared, $1)=no
4598       enable_shared=no
4599       ;;
4600
4601     *nto* | *qnx*)
4602       # QNX uses GNU C++, but need to define -shared option too, otherwise
4603       # it will coredump.
4604       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC -shared'
4605       ;;
4606
4607     sysv4*MP*)
4608       if test -d /usr/nec; then
4609         _LT_TAGVAR(lt_prog_compiler_pic, $1)=-Kconform_pic
4610       fi
4611       ;;
4612
4613     *)
4614       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
4615       ;;
4616     esac
4617
4618     case $cc_basename in
4619     nvcc*) # Cuda Compiler Driver 2.2
4620       _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Xlinker '
4621       if test -n "$_LT_TAGVAR(lt_prog_compiler_pic, $1)"; then
4622         _LT_TAGVAR(lt_prog_compiler_pic, $1)="-Xcompiler $_LT_TAGVAR(lt_prog_compiler_pic, $1)"
4623       fi
4624       ;;
4625     esac
4626   else
4627     # PORTME Check for flag to pass linker flags through the system compiler.
4628     case $host_os in
4629     aix*)
4630       _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4631       if test ia64 = "$host_cpu"; then
4632         # AIX 5 now supports IA64 processor
4633         _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4634       else
4635         _LT_TAGVAR(lt_prog_compiler_static, $1)='-bnso -bI:/lib/syscalls.exp'
4636       fi
4637       ;;
4638
4639     darwin* | rhapsody*)
4640       # PIC is the default on this platform
4641       # Common symbols not allowed in MH_DYLIB files
4642       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fno-common'
4643       case $cc_basename in
4644       nagfor*)
4645         # NAG Fortran compiler
4646         _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,-Wl,,'
4647         _LT_TAGVAR(lt_prog_compiler_pic, $1)='-PIC'
4648         _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4649         ;;
4650       esac
4651       ;;
4652
4653     mingw* | cygwin* | pw32* | os2* | cegcc*)
4654       # This hack is so that the source file can tell whether it is being
4655       # built for inclusion in a dll (and should export symbols for example).
4656       m4_if([$1], [GCJ], [],
4657         [_LT_TAGVAR(lt_prog_compiler_pic, $1)='-DDLL_EXPORT'])
4658       case $host_os in
4659       os2*)
4660         _LT_TAGVAR(lt_prog_compiler_static, $1)='$wl-static'
4661         ;;
4662       esac
4663       ;;
4664
4665     hpux9* | hpux10* | hpux11*)
4666       _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4667       # PIC is the default for IA64 HP-UX and 64-bit HP-UX, but
4668       # not for PA HP-UX.
4669       case $host_cpu in
4670       hppa*64*|ia64*)
4671         # +Z the default
4672         ;;
4673       *)
4674         _LT_TAGVAR(lt_prog_compiler_pic, $1)='+Z'
4675         ;;
4676       esac
4677       # Is there a better lt_prog_compiler_static that works with the bundled CC?
4678       _LT_TAGVAR(lt_prog_compiler_static, $1)='$wl-a ${wl}archive'
4679       ;;
4680
4681     irix5* | irix6* | nonstopux*)
4682       _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4683       # PIC (with -KPIC) is the default.
4684       _LT_TAGVAR(lt_prog_compiler_static, $1)='-non_shared'
4685       ;;
4686
4687     linux* | k*bsd*-gnu | kopensolaris*-gnu | gnu*)
4688       case $cc_basename in
4689       # old Intel for x86_64, which still supported -KPIC.
4690       ecc*)
4691         _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4692         _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4693         _LT_TAGVAR(lt_prog_compiler_static, $1)='-static'
4694         ;;
4695       # icc used to be incompatible with GCC.
4696       # ICC 10 doesn't accept -KPIC any more.
4697       icc* | ifort*)
4698         _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4699         _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
4700         _LT_TAGVAR(lt_prog_compiler_static, $1)='-static'
4701         ;;
4702       # Lahey Fortran 8.1.
4703       lf95*)
4704         _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4705         _LT_TAGVAR(lt_prog_compiler_pic, $1)='--shared'
4706         _LT_TAGVAR(lt_prog_compiler_static, $1)='--static'
4707         ;;
4708       nagfor*)
4709         # NAG Fortran compiler
4710         _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,-Wl,,'
4711         _LT_TAGVAR(lt_prog_compiler_pic, $1)='-PIC'
4712         _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4713         ;;
4714       tcc*)
4715         # Fabrice Bellard et al's Tiny C Compiler
4716         _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4717         _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
4718         _LT_TAGVAR(lt_prog_compiler_static, $1)='-static'
4719         ;;
4720       pgcc* | pgf77* | pgf90* | pgf95* | pgfortran*)
4721         # Portland Group compilers (*not* the Pentium gcc compiler,
4722         # which looks to be a dead project)
4723         _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4724         _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fpic'
4725         _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4726         ;;
4727       ccc*)
4728         _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4729         # All Alpha code is PIC.
4730         _LT_TAGVAR(lt_prog_compiler_static, $1)='-non_shared'
4731         ;;
4732       xl* | bgxl* | bgf* | mpixl*)
4733         # IBM XL C 8.0/Fortran 10.1, 11.1 on PPC and BlueGene
4734         _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4735         _LT_TAGVAR(lt_prog_compiler_pic, $1)='-qpic'
4736         _LT_TAGVAR(lt_prog_compiler_static, $1)='-qstaticlink'
4737         ;;
4738       *)
4739         case `$CC -V 2>&1 | sed 5q` in
4740         *Sun\ Ceres\ Fortran* | *Sun*Fortran*\ [[1-7]].* | *Sun*Fortran*\ 8.[[0-3]]*)
4741           # Sun Fortran 8.3 passes all unrecognized flags to the linker
4742           _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4743           _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4744           _LT_TAGVAR(lt_prog_compiler_wl, $1)=''
4745           ;;
4746         *Sun\ F* | *Sun*Fortran*)
4747           _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4748           _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4749           _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Qoption ld '
4750           ;;
4751         *Sun\ C*)
4752           # Sun C 5.9
4753           _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4754           _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4755           _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4756           ;;
4757         *Intel*\ [[CF]]*Compiler*)
4758           _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4759           _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
4760           _LT_TAGVAR(lt_prog_compiler_static, $1)='-static'
4761           ;;
4762         *Portland\ Group*)
4763           _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4764           _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fpic'
4765           _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4766           ;;
4767         esac
4768         ;;
4769       esac
4770       ;;
4771
4772     newsos6)
4773       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4774       _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4775       ;;
4776
4777     *nto* | *qnx*)
4778       # QNX uses GNU C++, but need to define -shared option too, otherwise
4779       # it will coredump.
4780       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC -shared'
4781       ;;
4782
4783     osf3* | osf4* | osf5*)
4784       _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4785       # All OSF/1 code is PIC.
4786       _LT_TAGVAR(lt_prog_compiler_static, $1)='-non_shared'
4787       ;;
4788
4789     rdos*)
4790       _LT_TAGVAR(lt_prog_compiler_static, $1)='-non_shared'
4791       ;;
4792
4793     solaris*)
4794       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4795       _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4796       case $cc_basename in
4797       f77* | f90* | f95* | sunf77* | sunf90* | sunf95*)
4798         _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Qoption ld ';;
4799       *)
4800         _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,';;
4801       esac
4802       ;;
4803
4804     sunos4*)
4805       _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Qoption ld '
4806       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-PIC'
4807       _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4808       ;;
4809
4810     sysv4 | sysv4.2uw2* | sysv4.3*)
4811       _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4812       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4813       _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4814       ;;
4815
4816     sysv4*MP*)
4817       if test -d /usr/nec; then
4818         _LT_TAGVAR(lt_prog_compiler_pic, $1)='-Kconform_pic'
4819         _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4820       fi
4821       ;;
4822
4823     sysv5* | unixware* | sco3.2v5* | sco5v6* | OpenUNIX*)
4824       _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4825       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4826       _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4827       ;;
4828
4829     unicos*)
4830       _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4831       _LT_TAGVAR(lt_prog_compiler_can_build_shared, $1)=no
4832       ;;
4833
4834     uts4*)
4835       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-pic'
4836       _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4837       ;;
4838
4839     *)
4840       _LT_TAGVAR(lt_prog_compiler_can_build_shared, $1)=no
4841       ;;
4842     esac
4843   fi
4844 ])
4845 case $host_os in
4846   # For platforms that do not support PIC, -DPIC is meaningless:
4847   *djgpp*)
4848     _LT_TAGVAR(lt_prog_compiler_pic, $1)=
4849     ;;
4850   *)
4851     _LT_TAGVAR(lt_prog_compiler_pic, $1)="$_LT_TAGVAR(lt_prog_compiler_pic, $1)@&t@m4_if([$1],[],[ -DPIC],[m4_if([$1],[CXX],[ -DPIC],[])])"
4852     ;;
4853 esac
4854
4855 AC_CACHE_CHECK([for $compiler option to produce PIC],
4856   [_LT_TAGVAR(lt_cv_prog_compiler_pic, $1)],
4857   [_LT_TAGVAR(lt_cv_prog_compiler_pic, $1)=$_LT_TAGVAR(lt_prog_compiler_pic, $1)])
4858 _LT_TAGVAR(lt_prog_compiler_pic, $1)=$_LT_TAGVAR(lt_cv_prog_compiler_pic, $1)
4859
4860 #
4861 # Check to make sure the PIC flag actually works.
4862 #
4863 if test -n "$_LT_TAGVAR(lt_prog_compiler_pic, $1)"; then
4864   _LT_COMPILER_OPTION([if $compiler PIC flag $_LT_TAGVAR(lt_prog_compiler_pic, $1) works],
4865     [_LT_TAGVAR(lt_cv_prog_compiler_pic_works, $1)],
4866     [$_LT_TAGVAR(lt_prog_compiler_pic, $1)@&t@m4_if([$1],[],[ -DPIC],[m4_if([$1],[CXX],[ -DPIC],[])])], [],
4867     [case $_LT_TAGVAR(lt_prog_compiler_pic, $1) in
4868      "" | " "*) ;;
4869      *) _LT_TAGVAR(lt_prog_compiler_pic, $1)=" $_LT_TAGVAR(lt_prog_compiler_pic, $1)" ;;
4870      esac],
4871     [_LT_TAGVAR(lt_prog_compiler_pic, $1)=
4872      _LT_TAGVAR(lt_prog_compiler_can_build_shared, $1)=no])
4873 fi
4874 _LT_TAGDECL([pic_flag], [lt_prog_compiler_pic], [1],
4875         [Additional compiler flags for building library objects])
4876
4877 _LT_TAGDECL([wl], [lt_prog_compiler_wl], [1],
4878         [How to pass a linker flag through the compiler])
4879 #
4880 # Check to make sure the static flag actually works.
4881 #
4882 wl=$_LT_TAGVAR(lt_prog_compiler_wl, $1) eval lt_tmp_static_flag=\"$_LT_TAGVAR(lt_prog_compiler_static, $1)\"
4883 _LT_LINKER_OPTION([if $compiler static flag $lt_tmp_static_flag works],
4884   _LT_TAGVAR(lt_cv_prog_compiler_static_works, $1),
4885   $lt_tmp_static_flag,
4886   [],
4887   [_LT_TAGVAR(lt_prog_compiler_static, $1)=])
4888 _LT_TAGDECL([link_static_flag], [lt_prog_compiler_static], [1],
4889         [Compiler flag to prevent dynamic linking])
4890 ])# _LT_COMPILER_PIC
4891
4892
4893 # _LT_LINKER_SHLIBS([TAGNAME])
4894 # ----------------------------
4895 # See if the linker supports building shared libraries.
4896 m4_defun([_LT_LINKER_SHLIBS],
4897 [AC_REQUIRE([LT_PATH_LD])dnl
4898 AC_REQUIRE([LT_PATH_NM])dnl
4899 m4_require([_LT_PATH_MANIFEST_TOOL])dnl
4900 m4_require([_LT_FILEUTILS_DEFAULTS])dnl
4901 m4_require([_LT_DECL_EGREP])dnl
4902 m4_require([_LT_DECL_SED])dnl
4903 m4_require([_LT_CMD_GLOBAL_SYMBOLS])dnl
4904 m4_require([_LT_TAG_COMPILER])dnl
4905 AC_MSG_CHECKING([whether the $compiler linker ($LD) supports shared libraries])
4906 m4_if([$1], [CXX], [
4907   _LT_TAGVAR(export_symbols_cmds, $1)='$NM $libobjs $convenience | $global_symbol_pipe | $SED '\''s/.* //'\'' | sort | uniq > $export_symbols'
4908   _LT_TAGVAR(exclude_expsyms, $1)=['_GLOBAL_OFFSET_TABLE_|_GLOBAL__F[ID]_.*']
4909   case $host_os in
4910   aix[[4-9]]*)
4911     # If we're using GNU nm, then we don't want the "-C" option.
4912     # -C means demangle to GNU nm, but means don't demangle to AIX nm.
4913     # Without the "-l" option, or with the "-B" option, AIX nm treats
4914     # weak defined symbols like other global defined symbols, whereas
4915     # GNU nm marks them as "W".
4916     # While the 'weak' keyword is ignored in the Export File, we need
4917     # it in the Import File for the 'aix-soname' feature, so we have
4918     # to replace the "-B" option with "-P" for AIX nm.
4919     if $NM -V 2>&1 | $GREP 'GNU' > /dev/null; then
4920       _LT_TAGVAR(export_symbols_cmds, $1)='$NM -Bpg $libobjs $convenience | awk '\''{ if (((\$ 2 == "T") || (\$ 2 == "D") || (\$ 2 == "B") || (\$ 2 == "W")) && ([substr](\$ 3,1,1) != ".")) { if (\$ 2 == "W") { print \$ 3 " weak" } else { print \$ 3 } } }'\'' | sort -u > $export_symbols'
4921     else
4922       _LT_TAGVAR(export_symbols_cmds, $1)='`func_echo_all $NM | $SED -e '\''s/B\([[^B]]*\)$/P\1/'\''` -PCpgl $libobjs $convenience | awk '\''{ if (((\$ 2 == "T") || (\$ 2 == "D") || (\$ 2 == "B") || (\$ 2 == "W") || (\$ 2 == "V") || (\$ 2 == "Z")) && ([substr](\$ 1,1,1) != ".")) { if ((\$ 2 == "W") || (\$ 2 == "V") || (\$ 2 == "Z")) { print \$ 1 " weak" } else { print \$ 1 } } }'\'' | sort -u > $export_symbols'
4923     fi
4924     ;;
4925   pw32*)
4926     _LT_TAGVAR(export_symbols_cmds, $1)=$ltdll_cmds
4927     ;;
4928   cygwin* | mingw* | cegcc*)
4929     case $cc_basename in
4930     cl*)
4931       _LT_TAGVAR(exclude_expsyms, $1)='_NULL_IMPORT_DESCRIPTOR|_IMPORT_DESCRIPTOR_.*'
4932       ;;
4933     *)
4934       _LT_TAGVAR(export_symbols_cmds, $1)='$NM $libobjs $convenience | $global_symbol_pipe | $SED -e '\''/^[[BCDGRS]][[ ]]/s/.*[[ ]]\([[^ ]]*\)/\1 DATA/;s/^.*[[ ]]__nm__\([[^ ]]*\)[[ ]][[^ ]]*/\1 DATA/;/^I[[ ]]/d;/^[[AITW]][[ ]]/s/.* //'\'' | sort | uniq > $export_symbols'
4935       _LT_TAGVAR(exclude_expsyms, $1)=['[_]+GLOBAL_OFFSET_TABLE_|[_]+GLOBAL__[FID]_.*|[_]+head_[A-Za-z0-9_]+_dll|[A-Za-z0-9_]+_dll_iname']
4936       ;;
4937     esac
4938     ;;
4939   *)
4940     _LT_TAGVAR(export_symbols_cmds, $1)='$NM $libobjs $convenience | $global_symbol_pipe | $SED '\''s/.* //'\'' | sort | uniq > $export_symbols'
4941     ;;
4942   esac
4943 ], [
4944   runpath_var=
4945   _LT_TAGVAR(allow_undefined_flag, $1)=
4946   _LT_TAGVAR(always_export_symbols, $1)=no
4947   _LT_TAGVAR(archive_cmds, $1)=
4948   _LT_TAGVAR(archive_expsym_cmds, $1)=
4949   _LT_TAGVAR(compiler_needs_object, $1)=no
4950   _LT_TAGVAR(enable_shared_with_static_runtimes, $1)=no
4951   _LT_TAGVAR(export_dynamic_flag_spec, $1)=
4952   _LT_TAGVAR(export_symbols_cmds, $1)='$NM $libobjs $convenience | $global_symbol_pipe | $SED '\''s/.* //'\'' | sort | uniq > $export_symbols'
4953   _LT_TAGVAR(hardcode_automatic, $1)=no
4954   _LT_TAGVAR(hardcode_direct, $1)=no
4955   _LT_TAGVAR(hardcode_direct_absolute, $1)=no
4956   _LT_TAGVAR(hardcode_libdir_flag_spec, $1)=
4957   _LT_TAGVAR(hardcode_libdir_separator, $1)=
4958   _LT_TAGVAR(hardcode_minus_L, $1)=no
4959   _LT_TAGVAR(hardcode_shlibpath_var, $1)=unsupported
4960   _LT_TAGVAR(inherit_rpath, $1)=no
4961   _LT_TAGVAR(link_all_deplibs, $1)=unknown
4962   _LT_TAGVAR(module_cmds, $1)=
4963   _LT_TAGVAR(module_expsym_cmds, $1)=
4964   _LT_TAGVAR(old_archive_from_new_cmds, $1)=
4965   _LT_TAGVAR(old_archive_from_expsyms_cmds, $1)=
4966   _LT_TAGVAR(thread_safe_flag_spec, $1)=
4967   _LT_TAGVAR(whole_archive_flag_spec, $1)=
4968   # include_expsyms should be a list of space-separated symbols to be *always*
4969   # included in the symbol list
4970   _LT_TAGVAR(include_expsyms, $1)=
4971   # exclude_expsyms can be an extended regexp of symbols to exclude
4972   # it will be wrapped by ' (' and ')$', so one must not match beginning or
4973   # end of line.  Example: 'a|bc|.*d.*' will exclude the symbols 'a' and 'bc',
4974   # as well as any symbol that contains 'd'.
4975   _LT_TAGVAR(exclude_expsyms, $1)=['_GLOBAL_OFFSET_TABLE_|_GLOBAL__F[ID]_.*']
4976   # Although _GLOBAL_OFFSET_TABLE_ is a valid symbol C name, most a.out
4977   # platforms (ab)use it in PIC code, but their linkers get confused if
4978   # the symbol is explicitly referenced.  Since portable code cannot
4979   # rely on this symbol name, it's probably fine to never include it in
4980   # preloaded symbol tables.
4981   # Exclude shared library initialization/finalization symbols.
4982 dnl Note also adjust exclude_expsyms for C++ above.
4983   extract_expsyms_cmds=
4984
4985   case $host_os in
4986   cygwin* | mingw* | pw32* | cegcc*)
4987     # FIXME: the MSVC++ port hasn't been tested in a loooong time
4988     # When not using gcc, we currently assume that we are using
4989     # Microsoft Visual C++.
4990     if test yes != "$GCC"; then
4991       with_gnu_ld=no
4992     fi
4993     ;;
4994   interix*)
4995     # we just hope/assume this is gcc and not c89 (= MSVC++)
4996     with_gnu_ld=yes
4997     ;;
4998   openbsd* | bitrig*)
4999     with_gnu_ld=no
5000     ;;
5001   esac
5002
5003   _LT_TAGVAR(ld_shlibs, $1)=yes
5004
5005   # On some targets, GNU ld is compatible enough with the native linker
5006   # that we're better off using the native interface for both.
5007   lt_use_gnu_ld_interface=no
5008   if test yes = "$with_gnu_ld"; then
5009     case $host_os in
5010       aix*)
5011         # The AIX port of GNU ld has always aspired to compatibility
5012         # with the native linker.  However, as the warning in the GNU ld
5013         # block says, versions before 2.19.5* couldn't really create working
5014         # shared libraries, regardless of the interface used.
5015         case `$LD -v 2>&1` in
5016           *\ \(GNU\ Binutils\)\ 2.19.5*) ;;
5017           *\ \(GNU\ Binutils\)\ 2.[[2-9]]*) ;;
5018           *\ \(GNU\ Binutils\)\ [[3-9]]*) ;;
5019           *)
5020             lt_use_gnu_ld_interface=yes
5021             ;;
5022         esac
5023         ;;
5024       *)
5025         lt_use_gnu_ld_interface=yes
5026         ;;
5027     esac
5028   fi
5029
5030   if test yes = "$lt_use_gnu_ld_interface"; then
5031     # If archive_cmds runs LD, not CC, wlarc should be empty
5032     wlarc='$wl'
5033
5034     # Set some defaults for GNU ld with shared library support. These
5035     # are reset later if shared libraries are not supported. Putting them
5036     # here allows them to be overridden if necessary.
5037     runpath_var=LD_RUN_PATH
5038     _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl-rpath $wl$libdir'
5039     _LT_TAGVAR(export_dynamic_flag_spec, $1)='$wl--export-dynamic'
5040     # ancient GNU ld didn't support --whole-archive et. al.
5041     if $LD --help 2>&1 | $GREP 'no-whole-archive' > /dev/null; then
5042       _LT_TAGVAR(whole_archive_flag_spec, $1)=$wlarc'--whole-archive$convenience '$wlarc'--no-whole-archive'
5043     else
5044       _LT_TAGVAR(whole_archive_flag_spec, $1)=
5045     fi
5046     supports_anon_versioning=no
5047     case `$LD -v | $SED -e 's/([^)]\+)\s\+//' 2>&1` in
5048       *GNU\ gold*) supports_anon_versioning=yes ;;
5049       *\ [[01]].* | *\ 2.[[0-9]].* | *\ 2.10.*) ;; # catch versions < 2.11
5050       *\ 2.11.93.0.2\ *) supports_anon_versioning=yes ;; # RH7.3 ...
5051       *\ 2.11.92.0.12\ *) supports_anon_versioning=yes ;; # Mandrake 8.2 ...
5052       *\ 2.11.*) ;; # other 2.11 versions
5053       *) supports_anon_versioning=yes ;;
5054     esac
5055
5056     # See if GNU ld supports shared libraries.
5057     case $host_os in
5058     aix[[3-9]]*)
5059       # On AIX/PPC, the GNU linker is very broken
5060       if test ia64 != "$host_cpu"; then
5061         _LT_TAGVAR(ld_shlibs, $1)=no
5062         cat <<_LT_EOF 1>&2
5063
5064 *** Warning: the GNU linker, at least up to release 2.19, is reported
5065 *** to be unable to reliably create shared libraries on AIX.
5066 *** Therefore, libtool is disabling shared libraries support.  If you
5067 *** really care for shared libraries, you may want to install binutils
5068 *** 2.20 or above, or modify your PATH so that a non-GNU linker is found.
5069 *** You will then need to restart the configuration process.
5070
5071 _LT_EOF
5072       fi
5073       ;;
5074
5075     amigaos*)
5076       case $host_cpu in
5077       powerpc)
5078             # see comment about AmigaOS4 .so support
5079             _LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags $wl-soname $wl$soname -o $lib'
5080             _LT_TAGVAR(archive_expsym_cmds, $1)=''
5081         ;;
5082       m68k)
5083             _LT_TAGVAR(archive_cmds, $1)='$RM $output_objdir/a2ixlibrary.data~$ECHO "#define NAME $libname" > $output_objdir/a2ixlibrary.data~$ECHO "#define LIBRARY_ID 1" >> $output_objdir/a2ixlibrary.data~$ECHO "#define VERSION $major" >> $output_objdir/a2ixlibrary.data~$ECHO "#define REVISION $revision" >> $output_objdir/a2ixlibrary.data~$AR $AR_FLAGS $lib $libobjs~$RANLIB $lib~(cd $output_objdir && a2ixlibrary -32)'
5084             _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
5085             _LT_TAGVAR(hardcode_minus_L, $1)=yes
5086         ;;
5087       esac
5088       ;;
5089
5090     beos*)
5091       if $LD --help 2>&1 | $GREP ': supported targets:.* elf' > /dev/null; then
5092         _LT_TAGVAR(allow_undefined_flag, $1)=unsupported
5093         # Joseph Beckenbach <jrb3@best.com> says some releases of gcc
5094         # support --undefined.  This deserves some investigation.  FIXME
5095         _LT_TAGVAR(archive_cmds, $1)='$CC -nostart $libobjs $deplibs $compiler_flags $wl-soname $wl$soname -o $lib'
5096       else
5097         _LT_TAGVAR(ld_shlibs, $1)=no
5098       fi
5099       ;;
5100
5101     cygwin* | mingw* | pw32* | cegcc*)
5102       # _LT_TAGVAR(hardcode_libdir_flag_spec, $1) is actually meaningless,
5103       # as there is no search path for DLLs.
5104       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
5105       _LT_TAGVAR(export_dynamic_flag_spec, $1)='$wl--export-all-symbols'
5106       _LT_TAGVAR(allow_undefined_flag, $1)=unsupported
5107       _LT_TAGVAR(always_export_symbols, $1)=no
5108       _LT_TAGVAR(enable_shared_with_static_runtimes, $1)=yes
5109       _LT_TAGVAR(export_symbols_cmds, $1)='$NM $libobjs $convenience | $global_symbol_pipe | $SED -e '\''/^[[BCDGRS]][[ ]]/s/.*[[ ]]\([[^ ]]*\)/\1 DATA/;s/^.*[[ ]]__nm__\([[^ ]]*\)[[ ]][[^ ]]*/\1 DATA/;/^I[[ ]]/d;/^[[AITW]][[ ]]/s/.* //'\'' | sort | uniq > $export_symbols'
5110       _LT_TAGVAR(exclude_expsyms, $1)=['[_]+GLOBAL_OFFSET_TABLE_|[_]+GLOBAL__[FID]_.*|[_]+head_[A-Za-z0-9_]+_dll|[A-Za-z0-9_]+_dll_iname']
5111
5112       if $LD --help 2>&1 | $GREP 'auto-import' > /dev/null; then
5113         _LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags -o $output_objdir/$soname $wl--enable-auto-image-base -Xlinker --out-implib -Xlinker $lib'
5114         # If the export-symbols file already is a .def file, use it as
5115         # is; otherwise, prepend EXPORTS...
5116         _LT_TAGVAR(archive_expsym_cmds, $1)='if _LT_DLL_DEF_P([$export_symbols]); then
5117           cp $export_symbols $output_objdir/$soname.def;
5118         else
5119           echo EXPORTS > $output_objdir/$soname.def;
5120           cat $export_symbols >> $output_objdir/$soname.def;
5121         fi~
5122         $CC -shared $output_objdir/$soname.def $libobjs $deplibs $compiler_flags -o $output_objdir/$soname $wl--enable-auto-image-base -Xlinker --out-implib -Xlinker $lib'
5123       else
5124         _LT_TAGVAR(ld_shlibs, $1)=no
5125       fi
5126       ;;
5127
5128     haiku*)
5129       _LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags $wl-soname $wl$soname -o $lib'
5130       _LT_TAGVAR(link_all_deplibs, $1)=yes
5131       ;;
5132
5133     os2*)
5134       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
5135       _LT_TAGVAR(hardcode_minus_L, $1)=yes
5136       _LT_TAGVAR(allow_undefined_flag, $1)=unsupported
5137       shrext_cmds=.dll
5138       _LT_TAGVAR(archive_cmds, $1)='$ECHO "LIBRARY ${soname%$shared_ext} INITINSTANCE TERMINSTANCE" > $output_objdir/$libname.def~
5139         $ECHO "DESCRIPTION \"$libname\"" >> $output_objdir/$libname.def~
5140         $ECHO "DATA MULTIPLE NONSHARED" >> $output_objdir/$libname.def~
5141         $ECHO EXPORTS >> $output_objdir/$libname.def~
5142         emxexp $libobjs | $SED /"_DLL_InitTerm"/d >> $output_objdir/$libname.def~
5143         $CC -Zdll -Zcrtdll -o $output_objdir/$soname $libobjs $deplibs $compiler_flags $output_objdir/$libname.def~
5144         emximp -o $lib $output_objdir/$libname.def'
5145       _LT_TAGVAR(archive_expsym_cmds, $1)='$ECHO "LIBRARY ${soname%$shared_ext} INITINSTANCE TERMINSTANCE" > $output_objdir/$libname.def~
5146         $ECHO "DESCRIPTION \"$libname\"" >> $output_objdir/$libname.def~
5147         $ECHO "DATA MULTIPLE NONSHARED" >> $output_objdir/$libname.def~
5148         $ECHO EXPORTS >> $output_objdir/$libname.def~
5149         prefix_cmds="$SED"~
5150         if test EXPORTS = "`$SED 1q $export_symbols`"; then
5151           prefix_cmds="$prefix_cmds -e 1d";
5152         fi~
5153         prefix_cmds="$prefix_cmds -e \"s/^\(.*\)$/_\1/g\""~
5154         cat $export_symbols | $prefix_cmds >> $output_objdir/$libname.def~
5155         $CC -Zdll -Zcrtdll -o $output_objdir/$soname $libobjs $deplibs $compiler_flags $output_objdir/$libname.def~
5156         emximp -o $lib $output_objdir/$libname.def'
5157       _LT_TAGVAR(old_archive_From_new_cmds, $1)='emximp -o $output_objdir/${libname}_dll.a $output_objdir/$libname.def'
5158       _LT_TAGVAR(enable_shared_with_static_runtimes, $1)=yes
5159       ;;
5160
5161     interix[[3-9]]*)
5162       _LT_TAGVAR(hardcode_direct, $1)=no
5163       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5164       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl-rpath,$libdir'
5165       _LT_TAGVAR(export_dynamic_flag_spec, $1)='$wl-E'
5166       # Hack: On Interix 3.x, we cannot compile PIC because of a broken gcc.
5167       # Instead, shared libraries are loaded at an image base (0x10000000 by
5168       # default) and relocated if they conflict, which is a slow very memory
5169       # consuming and fragmenting process.  To avoid this, we pick a random,
5170       # 256 KiB-aligned image base between 0x50000000 and 0x6FFC0000 at link
5171       # time.  Moving up from 0x10000000 also allows more sbrk(2) space.
5172       _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag $libobjs $deplibs $compiler_flags $wl-h,$soname $wl--image-base,`expr ${RANDOM-$$} % 4096 / 2 \* 262144 + 1342177280` -o $lib'
5173       _LT_TAGVAR(archive_expsym_cmds, $1)='sed "s|^|_|" $export_symbols >$output_objdir/$soname.expsym~$CC -shared $pic_flag $libobjs $deplibs $compiler_flags $wl-h,$soname $wl--retain-symbols-file,$output_objdir/$soname.expsym $wl--image-base,`expr ${RANDOM-$$} % 4096 / 2 \* 262144 + 1342177280` -o $lib'
5174       ;;
5175
5176     gnu* | linux* | tpf* | k*bsd*-gnu | kopensolaris*-gnu)
5177       tmp_diet=no
5178       if test linux-dietlibc = "$host_os"; then
5179         case $cc_basename in
5180           diet\ *) tmp_diet=yes;;       # linux-dietlibc with static linking (!diet-dyn)
5181         esac
5182       fi
5183       if $LD --help 2>&1 | $EGREP ': supported targets:.* elf' > /dev/null \
5184          && test no = "$tmp_diet"
5185       then
5186         tmp_addflag=' $pic_flag'
5187         tmp_sharedflag='-shared'
5188         case $cc_basename,$host_cpu in
5189         pgcc*)                          # Portland Group C compiler
5190           _LT_TAGVAR(whole_archive_flag_spec, $1)='$wl--whole-archive`for conv in $convenience\"\"; do test  -n \"$conv\" && new_convenience=\"$new_convenience,$conv\"; done; func_echo_all \"$new_convenience\"` $wl--no-whole-archive'
5191           tmp_addflag=' $pic_flag'
5192           ;;
5193         pgf77* | pgf90* | pgf95* | pgfortran*)
5194                                         # Portland Group f77 and f90 compilers
5195           _LT_TAGVAR(whole_archive_flag_spec, $1)='$wl--whole-archive`for conv in $convenience\"\"; do test  -n \"$conv\" && new_convenience=\"$new_convenience,$conv\"; done; func_echo_all \"$new_convenience\"` $wl--no-whole-archive'
5196           tmp_addflag=' $pic_flag -Mnomain' ;;
5197         ecc*,ia64* | icc*,ia64*)        # Intel C compiler on ia64
5198           tmp_addflag=' -i_dynamic' ;;
5199         efc*,ia64* | ifort*,ia64*)      # Intel Fortran compiler on ia64
5200           tmp_addflag=' -i_dynamic -nofor_main' ;;
5201         ifc* | ifort*)                  # Intel Fortran compiler
5202           tmp_addflag=' -nofor_main' ;;
5203         lf95*)                          # Lahey Fortran 8.1
5204           _LT_TAGVAR(whole_archive_flag_spec, $1)=
5205           tmp_sharedflag='--shared' ;;
5206         nagfor*)                        # NAGFOR 5.3
5207           tmp_sharedflag='-Wl,-shared' ;;
5208         xl[[cC]]* | bgxl[[cC]]* | mpixl[[cC]]*) # IBM XL C 8.0 on PPC (deal with xlf below)
5209           tmp_sharedflag='-qmkshrobj'
5210           tmp_addflag= ;;
5211         nvcc*)  # Cuda Compiler Driver 2.2
5212           _LT_TAGVAR(whole_archive_flag_spec, $1)='$wl--whole-archive`for conv in $convenience\"\"; do test  -n \"$conv\" && new_convenience=\"$new_convenience,$conv\"; done; func_echo_all \"$new_convenience\"` $wl--no-whole-archive'
5213           _LT_TAGVAR(compiler_needs_object, $1)=yes
5214           ;;
5215         esac
5216         case `$CC -V 2>&1 | sed 5q` in
5217         *Sun\ C*)                       # Sun C 5.9
5218           _LT_TAGVAR(whole_archive_flag_spec, $1)='$wl--whole-archive`new_convenience=; for conv in $convenience\"\"; do test -z \"$conv\" || new_convenience=\"$new_convenience,$conv\"; done; func_echo_all \"$new_convenience\"` $wl--no-whole-archive'
5219           _LT_TAGVAR(compiler_needs_object, $1)=yes
5220           tmp_sharedflag='-G' ;;
5221         *Sun\ F*)                       # Sun Fortran 8.3
5222           tmp_sharedflag='-G' ;;
5223         esac
5224         _LT_TAGVAR(archive_cmds, $1)='$CC '"$tmp_sharedflag""$tmp_addflag"' $libobjs $deplibs $compiler_flags $wl-soname $wl$soname -o $lib'
5225
5226         if test yes = "$supports_anon_versioning"; then
5227           _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $output_objdir/$libname.ver~
5228             cat $export_symbols | sed -e "s/\(.*\)/\1;/" >> $output_objdir/$libname.ver~
5229             echo "local: *; };" >> $output_objdir/$libname.ver~
5230             $CC '"$tmp_sharedflag""$tmp_addflag"' $libobjs $deplibs $compiler_flags $wl-soname $wl$soname $wl-version-script $wl$output_objdir/$libname.ver -o $lib'
5231         fi
5232
5233         case $cc_basename in
5234         tcc*)
5235           _LT_TAGVAR(export_dynamic_flag_spec, $1)='-rdynamic'
5236           ;;
5237         xlf* | bgf* | bgxlf* | mpixlf*)
5238           # IBM XL Fortran 10.1 on PPC cannot create shared libs itself
5239           _LT_TAGVAR(whole_archive_flag_spec, $1)='--whole-archive$convenience --no-whole-archive'
5240           _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl-rpath $wl$libdir'
5241           _LT_TAGVAR(archive_cmds, $1)='$LD -shared $libobjs $deplibs $linker_flags -soname $soname -o $lib'
5242           if test yes = "$supports_anon_versioning"; then
5243             _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $output_objdir/$libname.ver~
5244               cat $export_symbols | sed -e "s/\(.*\)/\1;/" >> $output_objdir/$libname.ver~
5245               echo "local: *; };" >> $output_objdir/$libname.ver~
5246               $LD -shared $libobjs $deplibs $linker_flags -soname $soname -version-script $output_objdir/$libname.ver -o $lib'
5247           fi
5248           ;;
5249         esac
5250       else
5251         _LT_TAGVAR(ld_shlibs, $1)=no
5252       fi
5253       ;;
5254
5255     netbsd*)
5256       if echo __ELF__ | $CC -E - | $GREP __ELF__ >/dev/null; then
5257         _LT_TAGVAR(archive_cmds, $1)='$LD -Bshareable $libobjs $deplibs $linker_flags -o $lib'
5258         wlarc=
5259       else
5260         _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag $libobjs $deplibs $compiler_flags $wl-soname $wl$soname -o $lib'
5261         _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $pic_flag $libobjs $deplibs $compiler_flags $wl-soname $wl$soname $wl-retain-symbols-file $wl$export_symbols -o $lib'
5262       fi
5263       ;;
5264
5265     solaris*)
5266       if $LD -v 2>&1 | $GREP 'BFD 2\.8' > /dev/null; then
5267         _LT_TAGVAR(ld_shlibs, $1)=no
5268         cat <<_LT_EOF 1>&2
5269
5270 *** Warning: The releases 2.8.* of the GNU linker cannot reliably
5271 *** create shared libraries on Solaris systems.  Therefore, libtool
5272 *** is disabling shared libraries support.  We urge you to upgrade GNU
5273 *** binutils to release 2.9.1 or newer.  Another option is to modify
5274 *** your PATH or compiler configuration so that the native linker is
5275 *** used, and then restart.
5276
5277 _LT_EOF
5278       elif $LD --help 2>&1 | $GREP ': supported targets:.* elf' > /dev/null; then
5279         _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag $libobjs $deplibs $compiler_flags $wl-soname $wl$soname -o $lib'
5280         _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $pic_flag $libobjs $deplibs $compiler_flags $wl-soname $wl$soname $wl-retain-symbols-file $wl$export_symbols -o $lib'
5281       else
5282         _LT_TAGVAR(ld_shlibs, $1)=no
5283       fi
5284       ;;
5285
5286     sysv5* | sco3.2v5* | sco5v6* | unixware* | OpenUNIX*)
5287       case `$LD -v 2>&1` in
5288         *\ [[01]].* | *\ 2.[[0-9]].* | *\ 2.1[[0-5]].*)
5289         _LT_TAGVAR(ld_shlibs, $1)=no
5290         cat <<_LT_EOF 1>&2
5291
5292 *** Warning: Releases of the GNU linker prior to 2.16.91.0.3 cannot
5293 *** reliably create shared libraries on SCO systems.  Therefore, libtool
5294 *** is disabling shared libraries support.  We urge you to upgrade GNU
5295 *** binutils to release 2.16.91.0.3 or newer.  Another option is to modify
5296 *** your PATH or compiler configuration so that the native linker is
5297 *** used, and then restart.
5298
5299 _LT_EOF
5300         ;;
5301         *)
5302           # For security reasons, it is highly recommended that you always
5303           # use absolute paths for naming shared libraries, and exclude the
5304           # DT_RUNPATH tag from executables and libraries.  But doing so
5305           # requires that you compile everything twice, which is a pain.
5306           if $LD --help 2>&1 | $GREP ': supported targets:.* elf' > /dev/null; then
5307             _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl-rpath $wl$libdir'
5308             _LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags $wl-soname $wl$soname -o $lib'
5309             _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags $wl-soname $wl$soname $wl-retain-symbols-file $wl$export_symbols -o $lib'
5310           else
5311             _LT_TAGVAR(ld_shlibs, $1)=no
5312           fi
5313         ;;
5314       esac
5315       ;;
5316
5317     sunos4*)
5318       _LT_TAGVAR(archive_cmds, $1)='$LD -assert pure-text -Bshareable -o $lib $libobjs $deplibs $linker_flags'
5319       wlarc=
5320       _LT_TAGVAR(hardcode_direct, $1)=yes
5321       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5322       ;;
5323
5324     *)
5325       if $LD --help 2>&1 | $GREP ': supported targets:.* elf' > /dev/null; then
5326         _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag $libobjs $deplibs $compiler_flags $wl-soname $wl$soname -o $lib'
5327         _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $pic_flag $libobjs $deplibs $compiler_flags $wl-soname $wl$soname $wl-retain-symbols-file $wl$export_symbols -o $lib'
5328       else
5329         _LT_TAGVAR(ld_shlibs, $1)=no
5330       fi
5331       ;;
5332     esac
5333
5334     if test no = "$_LT_TAGVAR(ld_shlibs, $1)"; then
5335       runpath_var=
5336       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)=
5337       _LT_TAGVAR(export_dynamic_flag_spec, $1)=
5338       _LT_TAGVAR(whole_archive_flag_spec, $1)=
5339     fi
5340   else
5341     # PORTME fill in a description of your system's linker (not GNU ld)
5342     case $host_os in
5343     aix3*)
5344       _LT_TAGVAR(allow_undefined_flag, $1)=unsupported
5345       _LT_TAGVAR(always_export_symbols, $1)=yes
5346       _LT_TAGVAR(archive_expsym_cmds, $1)='$LD -o $output_objdir/$soname $libobjs $deplibs $linker_flags -bE:$export_symbols -T512 -H512 -bM:SRE~$AR $AR_FLAGS $lib $output_objdir/$soname'
5347       # Note: this linker hardcodes the directories in LIBPATH if there
5348       # are no directories specified by -L.
5349       _LT_TAGVAR(hardcode_minus_L, $1)=yes
5350       if test yes = "$GCC" && test -z "$lt_prog_compiler_static"; then
5351         # Neither direct hardcoding nor static linking is supported with a
5352         # broken collect2.
5353         _LT_TAGVAR(hardcode_direct, $1)=unsupported
5354       fi
5355       ;;
5356
5357     aix[[4-9]]*)
5358       if test ia64 = "$host_cpu"; then
5359         # On IA64, the linker does run time linking by default, so we don't
5360         # have to do anything special.
5361         aix_use_runtimelinking=no
5362         exp_sym_flag='-Bexport'
5363         no_entry_flag=
5364       else
5365         # If we're using GNU nm, then we don't want the "-C" option.
5366         # -C means demangle to GNU nm, but means don't demangle to AIX nm.
5367         # Without the "-l" option, or with the "-B" option, AIX nm treats
5368         # weak defined symbols like other global defined symbols, whereas
5369         # GNU nm marks them as "W".
5370         # While the 'weak' keyword is ignored in the Export File, we need
5371         # it in the Import File for the 'aix-soname' feature, so we have
5372         # to replace the "-B" option with "-P" for AIX nm.
5373         if $NM -V 2>&1 | $GREP 'GNU' > /dev/null; then
5374           _LT_TAGVAR(export_symbols_cmds, $1)='$NM -Bpg $libobjs $convenience | awk '\''{ if (((\$ 2 == "T") || (\$ 2 == "D") || (\$ 2 == "B") || (\$ 2 == "W")) && ([substr](\$ 3,1,1) != ".")) { if (\$ 2 == "W") { print \$ 3 " weak" } else { print \$ 3 } } }'\'' | sort -u > $export_symbols'
5375         else
5376           _LT_TAGVAR(export_symbols_cmds, $1)='`func_echo_all $NM | $SED -e '\''s/B\([[^B]]*\)$/P\1/'\''` -PCpgl $libobjs $convenience | awk '\''{ if (((\$ 2 == "T") || (\$ 2 == "D") || (\$ 2 == "B") || (\$ 2 == "W") || (\$ 2 == "V") || (\$ 2 == "Z")) && ([substr](\$ 1,1,1) != ".")) { if ((\$ 2 == "W") || (\$ 2 == "V") || (\$ 2 == "Z")) { print \$ 1 " weak" } else { print \$ 1 } } }'\'' | sort -u > $export_symbols'
5377         fi
5378         aix_use_runtimelinking=no
5379
5380         # Test if we are trying to use run time linking or normal
5381         # AIX style linking. If -brtl is somewhere in LDFLAGS, we
5382         # have runtime linking enabled, and use it for executables.
5383         # For shared libraries, we enable/disable runtime linking
5384         # depending on the kind of the shared library created -
5385         # when "with_aix_soname,aix_use_runtimelinking" is:
5386         # "aix,no"   lib.a(lib.so.V) shared, rtl:no,  for executables
5387         # "aix,yes"  lib.so          shared, rtl:yes, for executables
5388         #            lib.a           static archive
5389         # "both,no"  lib.so.V(shr.o) shared, rtl:yes
5390         #            lib.a(lib.so.V) shared, rtl:no,  for executables
5391         # "both,yes" lib.so.V(shr.o) shared, rtl:yes, for executables
5392         #            lib.a(lib.so.V) shared, rtl:no
5393         # "svr4,*"   lib.so.V(shr.o) shared, rtl:yes, for executables
5394         #            lib.a           static archive
5395         case $host_os in aix4.[[23]]|aix4.[[23]].*|aix[[5-9]]*)
5396           for ld_flag in $LDFLAGS; do
5397           if (test x-brtl = "x$ld_flag" || test x-Wl,-brtl = "x$ld_flag"); then
5398             aix_use_runtimelinking=yes
5399             break
5400           fi
5401           done
5402           if test svr4,no = "$with_aix_soname,$aix_use_runtimelinking"; then
5403             # With aix-soname=svr4, we create the lib.so.V shared archives only,
5404             # so we don't have lib.a shared libs to link our executables.
5405             # We have to force runtime linking in this case.
5406             aix_use_runtimelinking=yes
5407             LDFLAGS="$LDFLAGS -Wl,-brtl"
5408           fi
5409           ;;
5410         esac
5411
5412         exp_sym_flag='-bexport'
5413         no_entry_flag='-bnoentry'
5414       fi
5415
5416       # When large executables or shared objects are built, AIX ld can
5417       # have problems creating the table of contents.  If linking a library
5418       # or program results in "error TOC overflow" add -mminimal-toc to
5419       # CXXFLAGS/CFLAGS for g++/gcc.  In the cases where that is not
5420       # enough to fix the problem, add -Wl,-bbigtoc to LDFLAGS.
5421
5422       _LT_TAGVAR(archive_cmds, $1)=''
5423       _LT_TAGVAR(hardcode_direct, $1)=yes
5424       _LT_TAGVAR(hardcode_direct_absolute, $1)=yes
5425       _LT_TAGVAR(hardcode_libdir_separator, $1)=':'
5426       _LT_TAGVAR(link_all_deplibs, $1)=yes
5427       _LT_TAGVAR(file_list_spec, $1)='$wl-f,'
5428       case $with_aix_soname,$aix_use_runtimelinking in
5429       aix,*) ;; # traditional, no import file
5430       svr4,* | *,yes) # use import file
5431         # The Import File defines what to hardcode.
5432         _LT_TAGVAR(hardcode_direct, $1)=no
5433         _LT_TAGVAR(hardcode_direct_absolute, $1)=no
5434         ;;
5435       esac
5436
5437       if test yes = "$GCC"; then
5438         case $host_os in aix4.[[012]]|aix4.[[012]].*)
5439         # We only want to do this on AIX 4.2 and lower, the check
5440         # below for broken collect2 doesn't work under 4.3+
5441           collect2name=`$CC -print-prog-name=collect2`
5442           if test -f "$collect2name" &&
5443            strings "$collect2name" | $GREP resolve_lib_name >/dev/null
5444           then
5445           # We have reworked collect2
5446           :
5447           else
5448           # We have old collect2
5449           _LT_TAGVAR(hardcode_direct, $1)=unsupported
5450           # It fails to find uninstalled libraries when the uninstalled
5451           # path is not listed in the libpath.  Setting hardcode_minus_L
5452           # to unsupported forces relinking
5453           _LT_TAGVAR(hardcode_minus_L, $1)=yes
5454           _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
5455           _LT_TAGVAR(hardcode_libdir_separator, $1)=
5456           fi
5457           ;;
5458         esac
5459         shared_flag='-shared'
5460         if test yes = "$aix_use_runtimelinking"; then
5461           shared_flag="$shared_flag "'$wl-G'
5462         fi
5463         # Need to ensure runtime linking is disabled for the traditional
5464         # shared library, or the linker may eventually find shared libraries
5465         # /with/ Import File - we do not want to mix them.
5466         shared_flag_aix='-shared'
5467         shared_flag_svr4='-shared $wl-G'
5468       else
5469         # not using gcc
5470         if test ia64 = "$host_cpu"; then
5471         # VisualAge C++, Version 5.5 for AIX 5L for IA-64, Beta 3 Release
5472         # chokes on -Wl,-G. The following line is correct:
5473           shared_flag='-G'
5474         else
5475           if test yes = "$aix_use_runtimelinking"; then
5476             shared_flag='$wl-G'
5477           else
5478             shared_flag='$wl-bM:SRE'
5479           fi
5480           shared_flag_aix='$wl-bM:SRE'
5481           shared_flag_svr4='$wl-G'
5482         fi
5483       fi
5484
5485       _LT_TAGVAR(export_dynamic_flag_spec, $1)='$wl-bexpall'
5486       # It seems that -bexpall does not export symbols beginning with
5487       # underscore (_), so it is better to generate a list of symbols to export.
5488       _LT_TAGVAR(always_export_symbols, $1)=yes
5489       if test aix,yes = "$with_aix_soname,$aix_use_runtimelinking"; then
5490         # Warning - without using the other runtime loading flags (-brtl),
5491         # -berok will link without error, but may produce a broken library.
5492         _LT_TAGVAR(allow_undefined_flag, $1)='-berok'
5493         # Determine the default libpath from the value encoded in an
5494         # empty executable.
5495         _LT_SYS_MODULE_PATH_AIX([$1])
5496         _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl-blibpath:$libdir:'"$aix_libpath"
5497         _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -o $output_objdir/$soname $libobjs $deplibs $wl'$no_entry_flag' $compiler_flags `if test -n "$allow_undefined_flag"; then func_echo_all "$wl$allow_undefined_flag"; else :; fi` $wl'$exp_sym_flag:\$export_symbols' '$shared_flag
5498       else
5499         if test ia64 = "$host_cpu"; then
5500           _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl-R $libdir:/usr/lib:/lib'
5501           _LT_TAGVAR(allow_undefined_flag, $1)="-z nodefs"
5502           _LT_TAGVAR(archive_expsym_cmds, $1)="\$CC $shared_flag"' -o $output_objdir/$soname $libobjs $deplibs '"\$wl$no_entry_flag"' $compiler_flags $wl$allow_undefined_flag '"\$wl$exp_sym_flag:\$export_symbols"
5503         else
5504          # Determine the default libpath from the value encoded in an
5505          # empty executable.
5506          _LT_SYS_MODULE_PATH_AIX([$1])
5507          _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl-blibpath:$libdir:'"$aix_libpath"
5508           # Warning - without using the other run time loading flags,
5509           # -berok will link without error, but may produce a broken library.
5510           _LT_TAGVAR(no_undefined_flag, $1)=' $wl-bernotok'
5511           _LT_TAGVAR(allow_undefined_flag, $1)=' $wl-berok'
5512           if test yes = "$with_gnu_ld"; then
5513             # We only use this code for GNU lds that support --whole-archive.
5514             _LT_TAGVAR(whole_archive_flag_spec, $1)='$wl--whole-archive$convenience $wl--no-whole-archive'
5515           else
5516             # Exported symbols can be pulled into shared objects from archives
5517             _LT_TAGVAR(whole_archive_flag_spec, $1)='$convenience'
5518           fi
5519           _LT_TAGVAR(archive_cmds_need_lc, $1)=yes
5520           _LT_TAGVAR(archive_expsym_cmds, $1)='$RM -r $output_objdir/$realname.d~$MKDIR $output_objdir/$realname.d'
5521           # -brtl affects multiple linker settings, -berok does not and is overridden later
5522           compiler_flags_filtered='`func_echo_all "$compiler_flags " | $SED -e "s%-brtl\\([[, ]]\\)%-berok\\1%g"`'
5523           if test svr4 != "$with_aix_soname"; then
5524             # This is similar to how AIX traditionally builds its shared libraries.
5525             _LT_TAGVAR(archive_expsym_cmds, $1)="$_LT_TAGVAR(archive_expsym_cmds, $1)"'~$CC '$shared_flag_aix' -o $output_objdir/$realname.d/$soname $libobjs $deplibs $wl-bnoentry '$compiler_flags_filtered'$wl-bE:$export_symbols$allow_undefined_flag~$AR $AR_FLAGS $output_objdir/$libname$release.a $output_objdir/$realname.d/$soname'
5526           fi
5527           if test aix != "$with_aix_soname"; then
5528             _LT_TAGVAR(archive_expsym_cmds, $1)="$_LT_TAGVAR(archive_expsym_cmds, $1)"'~$CC '$shared_flag_svr4' -o $output_objdir/$realname.d/$shared_archive_member_spec.o $libobjs $deplibs $wl-bnoentry '$compiler_flags_filtered'$wl-bE:$export_symbols$allow_undefined_flag~$STRIP -e $output_objdir/$realname.d/$shared_archive_member_spec.o~( func_echo_all "#! $soname($shared_archive_member_spec.o)"; if test shr_64 = "$shared_archive_member_spec"; then func_echo_all "# 64"; else func_echo_all "# 32"; fi; cat $export_symbols ) > $output_objdir/$realname.d/$shared_archive_member_spec.imp~$AR $AR_FLAGS $output_objdir/$soname $output_objdir/$realname.d/$shared_archive_member_spec.o $output_objdir/$realname.d/$shared_archive_member_spec.imp'
5529           else
5530             # used by -dlpreopen to get the symbols
5531             _LT_TAGVAR(archive_expsym_cmds, $1)="$_LT_TAGVAR(archive_expsym_cmds, $1)"'~$MV  $output_objdir/$realname.d/$soname $output_objdir'
5532           fi
5533           _LT_TAGVAR(archive_expsym_cmds, $1)="$_LT_TAGVAR(archive_expsym_cmds, $1)"'~$RM -r $output_objdir/$realname.d'
5534         fi
5535       fi
5536       ;;
5537
5538     amigaos*)
5539       case $host_cpu in
5540       powerpc)
5541             # see comment about AmigaOS4 .so support
5542             _LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags $wl-soname $wl$soname -o $lib'
5543             _LT_TAGVAR(archive_expsym_cmds, $1)=''
5544         ;;
5545       m68k)
5546             _LT_TAGVAR(archive_cmds, $1)='$RM $output_objdir/a2ixlibrary.data~$ECHO "#define NAME $libname" > $output_objdir/a2ixlibrary.data~$ECHO "#define LIBRARY_ID 1" >> $output_objdir/a2ixlibrary.data~$ECHO "#define VERSION $major" >> $output_objdir/a2ixlibrary.data~$ECHO "#define REVISION $revision" >> $output_objdir/a2ixlibrary.data~$AR $AR_FLAGS $lib $libobjs~$RANLIB $lib~(cd $output_objdir && a2ixlibrary -32)'
5547             _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
5548             _LT_TAGVAR(hardcode_minus_L, $1)=yes
5549         ;;
5550       esac
5551       ;;
5552
5553     bsdi[[45]]*)
5554       _LT_TAGVAR(export_dynamic_flag_spec, $1)=-rdynamic
5555       ;;
5556
5557     cygwin* | mingw* | pw32* | cegcc*)
5558       # When not using gcc, we currently assume that we are using
5559       # Microsoft Visual C++.
5560       # hardcode_libdir_flag_spec is actually meaningless, as there is
5561       # no search path for DLLs.
5562       case $cc_basename in
5563       cl*)
5564         # Native MSVC
5565         _LT_TAGVAR(hardcode_libdir_flag_spec, $1)=' '
5566         _LT_TAGVAR(allow_undefined_flag, $1)=unsupported
5567         _LT_TAGVAR(always_export_symbols, $1)=yes
5568         _LT_TAGVAR(file_list_spec, $1)='@'
5569         # Tell ltmain to make .lib files, not .a files.
5570         libext=lib
5571         # Tell ltmain to make .dll files, not .so files.
5572         shrext_cmds=.dll
5573         # FIXME: Setting linknames here is a bad hack.
5574         _LT_TAGVAR(archive_cmds, $1)='$CC -o $output_objdir/$soname $libobjs $compiler_flags $deplibs -Wl,-DLL,-IMPLIB:"$tool_output_objdir$libname.dll.lib"~linknames='
5575         _LT_TAGVAR(archive_expsym_cmds, $1)='if _LT_DLL_DEF_P([$export_symbols]); then
5576             cp "$export_symbols" "$output_objdir/$soname.def";
5577             echo "$tool_output_objdir$soname.def" > "$output_objdir/$soname.exp";
5578           else
5579             $SED -e '\''s/^/-link -EXPORT:/'\'' < $export_symbols > $output_objdir/$soname.exp;
5580           fi~
5581           $CC -o $tool_output_objdir$soname $libobjs $compiler_flags $deplibs "@$tool_output_objdir$soname.exp" -Wl,-DLL,-IMPLIB:"$tool_output_objdir$libname.dll.lib"~
5582           linknames='
5583         # The linker will not automatically build a static lib if we build a DLL.
5584         # _LT_TAGVAR(old_archive_from_new_cmds, $1)='true'
5585         _LT_TAGVAR(enable_shared_with_static_runtimes, $1)=yes
5586         _LT_TAGVAR(exclude_expsyms, $1)='_NULL_IMPORT_DESCRIPTOR|_IMPORT_DESCRIPTOR_.*'
5587         _LT_TAGVAR(export_symbols_cmds, $1)='$NM $libobjs $convenience | $global_symbol_pipe | $SED -e '\''/^[[BCDGRS]][[ ]]/s/.*[[ ]]\([[^ ]]*\)/\1,DATA/'\'' | $SED -e '\''/^[[AITW]][[ ]]/s/.*[[ ]]//'\'' | sort | uniq > $export_symbols'
5588         # Don't use ranlib
5589         _LT_TAGVAR(old_postinstall_cmds, $1)='chmod 644 $oldlib'
5590         _LT_TAGVAR(postlink_cmds, $1)='lt_outputfile="@OUTPUT@"~
5591           lt_tool_outputfile="@TOOL_OUTPUT@"~
5592           case $lt_outputfile in
5593             *.exe|*.EXE) ;;
5594             *)
5595               lt_outputfile=$lt_outputfile.exe
5596               lt_tool_outputfile=$lt_tool_outputfile.exe
5597               ;;
5598           esac~
5599           if test : != "$MANIFEST_TOOL" && test -f "$lt_outputfile.manifest"; then
5600             $MANIFEST_TOOL -manifest "$lt_tool_outputfile.manifest" -outputresource:"$lt_tool_outputfile" || exit 1;
5601             $RM "$lt_outputfile.manifest";
5602           fi'
5603         ;;
5604       *)
5605         # Assume MSVC wrapper
5606         _LT_TAGVAR(hardcode_libdir_flag_spec, $1)=' '
5607         _LT_TAGVAR(allow_undefined_flag, $1)=unsupported
5608         # Tell ltmain to make .lib files, not .a files.
5609         libext=lib
5610         # Tell ltmain to make .dll files, not .so files.
5611         shrext_cmds=.dll
5612         # FIXME: Setting linknames here is a bad hack.
5613         _LT_TAGVAR(archive_cmds, $1)='$CC -o $lib $libobjs $compiler_flags `func_echo_all "$deplibs" | $SED '\''s/ -lc$//'\''` -link -dll~linknames='
5614         # The linker will automatically build a .lib file if we build a DLL.
5615         _LT_TAGVAR(old_archive_from_new_cmds, $1)='true'
5616         # FIXME: Should let the user specify the lib program.
5617         _LT_TAGVAR(old_archive_cmds, $1)='lib -OUT:$oldlib$oldobjs$old_deplibs'
5618         _LT_TAGVAR(enable_shared_with_static_runtimes, $1)=yes
5619         ;;
5620       esac
5621       ;;
5622
5623     darwin* | rhapsody*)
5624       _LT_DARWIN_LINKER_FEATURES($1)
5625       ;;
5626
5627     dgux*)
5628       _LT_TAGVAR(archive_cmds, $1)='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
5629       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
5630       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5631       ;;
5632
5633     # FreeBSD 2.2.[012] allows us to include c++rt0.o to get C++ constructor
5634     # support.  Future versions do this automatically, but an explicit c++rt0.o
5635     # does not break anything, and helps significantly (at the cost of a little
5636     # extra space).
5637     freebsd2.2*)
5638       _LT_TAGVAR(archive_cmds, $1)='$LD -Bshareable -o $lib $libobjs $deplibs $linker_flags /usr/lib/c++rt0.o'
5639       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir'
5640       _LT_TAGVAR(hardcode_direct, $1)=yes
5641       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5642       ;;
5643
5644     # Unfortunately, older versions of FreeBSD 2 do not have this feature.
5645     freebsd2.*)
5646       _LT_TAGVAR(archive_cmds, $1)='$LD -Bshareable -o $lib $libobjs $deplibs $linker_flags'
5647       _LT_TAGVAR(hardcode_direct, $1)=yes
5648       _LT_TAGVAR(hardcode_minus_L, $1)=yes
5649       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5650       ;;
5651
5652     # FreeBSD 3 and greater uses gcc -shared to do shared libraries.
5653     freebsd* | dragonfly*)
5654       _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag -o $lib $libobjs $deplibs $compiler_flags'
5655       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir'
5656       _LT_TAGVAR(hardcode_direct, $1)=yes
5657       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5658       ;;
5659
5660     hpux9*)
5661       if test yes = "$GCC"; then
5662         _LT_TAGVAR(archive_cmds, $1)='$RM $output_objdir/$soname~$CC -shared $pic_flag $wl+b $wl$install_libdir -o $output_objdir/$soname $libobjs $deplibs $compiler_flags~test "x$output_objdir/$soname" = "x$lib" || mv $output_objdir/$soname $lib'
5663       else
5664         _LT_TAGVAR(archive_cmds, $1)='$RM $output_objdir/$soname~$LD -b +b $install_libdir -o $output_objdir/$soname $libobjs $deplibs $linker_flags~test "x$output_objdir/$soname" = "x$lib" || mv $output_objdir/$soname $lib'
5665       fi
5666       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl+b $wl$libdir'
5667       _LT_TAGVAR(hardcode_libdir_separator, $1)=:
5668       _LT_TAGVAR(hardcode_direct, $1)=yes
5669
5670       # hardcode_minus_L: Not really in the search PATH,
5671       # but as the default location of the library.
5672       _LT_TAGVAR(hardcode_minus_L, $1)=yes
5673       _LT_TAGVAR(export_dynamic_flag_spec, $1)='$wl-E'
5674       ;;
5675
5676     hpux10*)
5677       if test yes,no = "$GCC,$with_gnu_ld"; then
5678         _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag $wl+h $wl$soname $wl+b $wl$install_libdir -o $lib $libobjs $deplibs $compiler_flags'
5679       else
5680         _LT_TAGVAR(archive_cmds, $1)='$LD -b +h $soname +b $install_libdir -o $lib $libobjs $deplibs $linker_flags'
5681       fi
5682       if test no = "$with_gnu_ld"; then
5683         _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl+b $wl$libdir'
5684         _LT_TAGVAR(hardcode_libdir_separator, $1)=:
5685         _LT_TAGVAR(hardcode_direct, $1)=yes
5686         _LT_TAGVAR(hardcode_direct_absolute, $1)=yes
5687         _LT_TAGVAR(export_dynamic_flag_spec, $1)='$wl-E'
5688         # hardcode_minus_L: Not really in the search PATH,
5689         # but as the default location of the library.
5690         _LT_TAGVAR(hardcode_minus_L, $1)=yes
5691       fi
5692       ;;
5693
5694     hpux11*)
5695       if test yes,no = "$GCC,$with_gnu_ld"; then
5696         case $host_cpu in
5697         hppa*64*)
5698           _LT_TAGVAR(archive_cmds, $1)='$CC -shared $wl+h $wl$soname -o $lib $libobjs $deplibs $compiler_flags'
5699           ;;
5700         ia64*)
5701           _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag $wl+h $wl$soname $wl+nodefaultrpath -o $lib $libobjs $deplibs $compiler_flags'
5702           ;;
5703         *)
5704           _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag $wl+h $wl$soname $wl+b $wl$install_libdir -o $lib $libobjs $deplibs $compiler_flags'
5705           ;;
5706         esac
5707       else
5708         case $host_cpu in
5709         hppa*64*)
5710           _LT_TAGVAR(archive_cmds, $1)='$CC -b $wl+h $wl$soname -o $lib $libobjs $deplibs $compiler_flags'
5711           ;;
5712         ia64*)
5713           _LT_TAGVAR(archive_cmds, $1)='$CC -b $wl+h $wl$soname $wl+nodefaultrpath -o $lib $libobjs $deplibs $compiler_flags'
5714           ;;
5715         *)
5716         m4_if($1, [], [
5717           # Older versions of the 11.00 compiler do not understand -b yet
5718           # (HP92453-01 A.11.01.20 doesn't, HP92453-01 B.11.X.35175-35176.GP does)
5719           _LT_LINKER_OPTION([if $CC understands -b],
5720             _LT_TAGVAR(lt_cv_prog_compiler__b, $1), [-b],
5721             [_LT_TAGVAR(archive_cmds, $1)='$CC -b $wl+h $wl$soname $wl+b $wl$install_libdir -o $lib $libobjs $deplibs $compiler_flags'],
5722             [_LT_TAGVAR(archive_cmds, $1)='$LD -b +h $soname +b $install_libdir -o $lib $libobjs $deplibs $linker_flags'])],
5723           [_LT_TAGVAR(archive_cmds, $1)='$CC -b $wl+h $wl$soname $wl+b $wl$install_libdir -o $lib $libobjs $deplibs $compiler_flags'])
5724           ;;
5725         esac
5726       fi
5727       if test no = "$with_gnu_ld"; then
5728         _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl+b $wl$libdir'
5729         _LT_TAGVAR(hardcode_libdir_separator, $1)=:
5730
5731         case $host_cpu in
5732         hppa*64*|ia64*)
5733           _LT_TAGVAR(hardcode_direct, $1)=no
5734           _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5735           ;;
5736         *)
5737           _LT_TAGVAR(hardcode_direct, $1)=yes
5738           _LT_TAGVAR(hardcode_direct_absolute, $1)=yes
5739           _LT_TAGVAR(export_dynamic_flag_spec, $1)='$wl-E'
5740
5741           # hardcode_minus_L: Not really in the search PATH,
5742           # but as the default location of the library.
5743           _LT_TAGVAR(hardcode_minus_L, $1)=yes
5744           ;;
5745         esac
5746       fi
5747       ;;
5748
5749     irix5* | irix6* | nonstopux*)
5750       if test yes = "$GCC"; then
5751         _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag $libobjs $deplibs $compiler_flags $wl-soname $wl$soname `test -n "$verstring" && func_echo_all "$wl-set_version $wl$verstring"` $wl-update_registry $wl$output_objdir/so_locations -o $lib'
5752         # Try to use the -exported_symbol ld option, if it does not
5753         # work, assume that -exports_file does not work either and
5754         # implicitly export all symbols.
5755         # This should be the same for all languages, so no per-tag cache variable.
5756         AC_CACHE_CHECK([whether the $host_os linker accepts -exported_symbol],
5757           [lt_cv_irix_exported_symbol],
5758           [save_LDFLAGS=$LDFLAGS
5759            LDFLAGS="$LDFLAGS -shared $wl-exported_symbol ${wl}foo $wl-update_registry $wl/dev/null"
5760            AC_LINK_IFELSE(
5761              [AC_LANG_SOURCE(
5762                 [AC_LANG_CASE([C], [[int foo (void) { return 0; }]],
5763                               [C++], [[int foo (void) { return 0; }]],
5764                               [Fortran 77], [[
5765       subroutine foo
5766       end]],
5767                               [Fortran], [[
5768       subroutine foo
5769       end]])])],
5770               [lt_cv_irix_exported_symbol=yes],
5771               [lt_cv_irix_exported_symbol=no])
5772            LDFLAGS=$save_LDFLAGS])
5773         if test yes = "$lt_cv_irix_exported_symbol"; then
5774           _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $pic_flag $libobjs $deplibs $compiler_flags $wl-soname $wl$soname `test -n "$verstring" && func_echo_all "$wl-set_version $wl$verstring"` $wl-update_registry $wl$output_objdir/so_locations $wl-exports_file $wl$export_symbols -o $lib'
5775         fi
5776       else
5777         _LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags -soname $soname `test -n "$verstring" && func_echo_all "-set_version $verstring"` -update_registry $output_objdir/so_locations -o $lib'
5778         _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags -soname $soname `test -n "$verstring" && func_echo_all "-set_version $verstring"` -update_registry $output_objdir/so_locations -exports_file $export_symbols -o $lib'
5779       fi
5780       _LT_TAGVAR(archive_cmds_need_lc, $1)='no'
5781       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl-rpath $wl$libdir'
5782       _LT_TAGVAR(hardcode_libdir_separator, $1)=:
5783       _LT_TAGVAR(inherit_rpath, $1)=yes
5784       _LT_TAGVAR(link_all_deplibs, $1)=yes
5785       ;;
5786
5787     linux*)
5788       case $cc_basename in
5789       tcc*)
5790         # Fabrice Bellard et al's Tiny C Compiler
5791         _LT_TAGVAR(ld_shlibs, $1)=yes
5792         _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag -o $lib $libobjs $deplibs $compiler_flags'
5793         ;;
5794       esac
5795       ;;
5796
5797     netbsd*)
5798       if echo __ELF__ | $CC -E - | $GREP __ELF__ >/dev/null; then
5799         _LT_TAGVAR(archive_cmds, $1)='$LD -Bshareable -o $lib $libobjs $deplibs $linker_flags'  # a.out
5800       else
5801         _LT_TAGVAR(archive_cmds, $1)='$LD -shared -o $lib $libobjs $deplibs $linker_flags'      # ELF
5802       fi
5803       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir'
5804       _LT_TAGVAR(hardcode_direct, $1)=yes
5805       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5806       ;;
5807
5808     newsos6)
5809       _LT_TAGVAR(archive_cmds, $1)='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
5810       _LT_TAGVAR(hardcode_direct, $1)=yes
5811       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl-rpath $wl$libdir'
5812       _LT_TAGVAR(hardcode_libdir_separator, $1)=:
5813       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5814       ;;
5815
5816     *nto* | *qnx*)
5817       ;;
5818
5819     openbsd* | bitrig*)
5820       if test -f /usr/libexec/ld.so; then
5821         _LT_TAGVAR(hardcode_direct, $1)=yes
5822         _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5823         _LT_TAGVAR(hardcode_direct_absolute, $1)=yes
5824         if test -z "`echo __ELF__ | $CC -E - | $GREP __ELF__`"; then
5825           _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag -o $lib $libobjs $deplibs $compiler_flags'
5826           _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $pic_flag -o $lib $libobjs $deplibs $compiler_flags $wl-retain-symbols-file,$export_symbols'
5827           _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl-rpath,$libdir'
5828           _LT_TAGVAR(export_dynamic_flag_spec, $1)='$wl-E'
5829         else
5830           _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag -o $lib $libobjs $deplibs $compiler_flags'
5831           _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl-rpath,$libdir'
5832         fi
5833       else
5834         _LT_TAGVAR(ld_shlibs, $1)=no
5835       fi
5836       ;;
5837
5838     os2*)
5839       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
5840       _LT_TAGVAR(hardcode_minus_L, $1)=yes
5841       _LT_TAGVAR(allow_undefined_flag, $1)=unsupported
5842       shrext_cmds=.dll
5843       _LT_TAGVAR(archive_cmds, $1)='$ECHO "LIBRARY ${soname%$shared_ext} INITINSTANCE TERMINSTANCE" > $output_objdir/$libname.def~
5844         $ECHO "DESCRIPTION \"$libname\"" >> $output_objdir/$libname.def~
5845         $ECHO "DATA MULTIPLE NONSHARED" >> $output_objdir/$libname.def~
5846         $ECHO EXPORTS >> $output_objdir/$libname.def~
5847         emxexp $libobjs | $SED /"_DLL_InitTerm"/d >> $output_objdir/$libname.def~
5848         $CC -Zdll -Zcrtdll -o $output_objdir/$soname $libobjs $deplibs $compiler_flags $output_objdir/$libname.def~
5849         emximp -o $lib $output_objdir/$libname.def'
5850       _LT_TAGVAR(archive_expsym_cmds, $1)='$ECHO "LIBRARY ${soname%$shared_ext} INITINSTANCE TERMINSTANCE" > $output_objdir/$libname.def~
5851         $ECHO "DESCRIPTION \"$libname\"" >> $output_objdir/$libname.def~
5852         $ECHO "DATA MULTIPLE NONSHARED" >> $output_objdir/$libname.def~
5853         $ECHO EXPORTS >> $output_objdir/$libname.def~
5854         prefix_cmds="$SED"~
5855         if test EXPORTS = "`$SED 1q $export_symbols`"; then
5856           prefix_cmds="$prefix_cmds -e 1d";
5857         fi~
5858         prefix_cmds="$prefix_cmds -e \"s/^\(.*\)$/_\1/g\""~
5859         cat $export_symbols | $prefix_cmds >> $output_objdir/$libname.def~
5860         $CC -Zdll -Zcrtdll -o $output_objdir/$soname $libobjs $deplibs $compiler_flags $output_objdir/$libname.def~
5861         emximp -o $lib $output_objdir/$libname.def'
5862       _LT_TAGVAR(old_archive_From_new_cmds, $1)='emximp -o $output_objdir/${libname}_dll.a $output_objdir/$libname.def'
5863       _LT_TAGVAR(enable_shared_with_static_runtimes, $1)=yes
5864       ;;
5865
5866     osf3*)
5867       if test yes = "$GCC"; then
5868         _LT_TAGVAR(allow_undefined_flag, $1)=' $wl-expect_unresolved $wl\*'
5869         _LT_TAGVAR(archive_cmds, $1)='$CC -shared$allow_undefined_flag $libobjs $deplibs $compiler_flags $wl-soname $wl$soname `test -n "$verstring" && func_echo_all "$wl-set_version $wl$verstring"` $wl-update_registry $wl$output_objdir/so_locations -o $lib'
5870       else
5871         _LT_TAGVAR(allow_undefined_flag, $1)=' -expect_unresolved \*'
5872         _LT_TAGVAR(archive_cmds, $1)='$CC -shared$allow_undefined_flag $libobjs $deplibs $compiler_flags -soname $soname `test -n "$verstring" && func_echo_all "-set_version $verstring"` -update_registry $output_objdir/so_locations -o $lib'
5873       fi
5874       _LT_TAGVAR(archive_cmds_need_lc, $1)='no'
5875       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl-rpath $wl$libdir'
5876       _LT_TAGVAR(hardcode_libdir_separator, $1)=:
5877       ;;
5878
5879     osf4* | osf5*)      # as osf3* with the addition of -msym flag
5880       if test yes = "$GCC"; then
5881         _LT_TAGVAR(allow_undefined_flag, $1)=' $wl-expect_unresolved $wl\*'
5882         _LT_TAGVAR(archive_cmds, $1)='$CC -shared$allow_undefined_flag $pic_flag $libobjs $deplibs $compiler_flags $wl-msym $wl-soname $wl$soname `test -n "$verstring" && func_echo_all "$wl-set_version $wl$verstring"` $wl-update_registry $wl$output_objdir/so_locations -o $lib'
5883         _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl-rpath $wl$libdir'
5884       else
5885         _LT_TAGVAR(allow_undefined_flag, $1)=' -expect_unresolved \*'
5886         _LT_TAGVAR(archive_cmds, $1)='$CC -shared$allow_undefined_flag $libobjs $deplibs $compiler_flags -msym -soname $soname `test -n "$verstring" && func_echo_all "-set_version $verstring"` -update_registry $output_objdir/so_locations -o $lib'
5887         _LT_TAGVAR(archive_expsym_cmds, $1)='for i in `cat $export_symbols`; do printf "%s %s\\n" -exported_symbol "\$i" >> $lib.exp; done; printf "%s\\n" "-hidden">> $lib.exp~
5888           $CC -shared$allow_undefined_flag $wl-input $wl$lib.exp $compiler_flags $libobjs $deplibs -soname $soname `test -n "$verstring" && $ECHO "-set_version $verstring"` -update_registry $output_objdir/so_locations -o $lib~$RM $lib.exp'
5889
5890         # Both c and cxx compiler support -rpath directly
5891         _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-rpath $libdir'
5892       fi
5893       _LT_TAGVAR(archive_cmds_need_lc, $1)='no'
5894       _LT_TAGVAR(hardcode_libdir_separator, $1)=:
5895       ;;
5896
5897     solaris*)
5898       _LT_TAGVAR(no_undefined_flag, $1)=' -z defs'
5899       if test yes = "$GCC"; then
5900         wlarc='$wl'
5901         _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag $wl-z ${wl}text $wl-h $wl$soname -o $lib $libobjs $deplibs $compiler_flags'
5902         _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $lib.exp~cat $export_symbols | $SED -e "s/\(.*\)/\1;/" >> $lib.exp~echo "local: *; };" >> $lib.exp~
5903           $CC -shared $pic_flag $wl-z ${wl}text $wl-M $wl$lib.exp $wl-h $wl$soname -o $lib $libobjs $deplibs $compiler_flags~$RM $lib.exp'
5904       else
5905         case `$CC -V 2>&1` in
5906         *"Compilers 5.0"*)
5907           wlarc=''
5908           _LT_TAGVAR(archive_cmds, $1)='$LD -G$allow_undefined_flag -h $soname -o $lib $libobjs $deplibs $linker_flags'
5909           _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $lib.exp~cat $export_symbols | $SED -e "s/\(.*\)/\1;/" >> $lib.exp~echo "local: *; };" >> $lib.exp~
5910             $LD -G$allow_undefined_flag -M $lib.exp -h $soname -o $lib $libobjs $deplibs $linker_flags~$RM $lib.exp'
5911           ;;
5912         *)
5913           wlarc='$wl'
5914           _LT_TAGVAR(archive_cmds, $1)='$CC -G$allow_undefined_flag -h $soname -o $lib $libobjs $deplibs $compiler_flags'
5915           _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $lib.exp~cat $export_symbols | $SED -e "s/\(.*\)/\1;/" >> $lib.exp~echo "local: *; };" >> $lib.exp~
5916             $CC -G$allow_undefined_flag -M $lib.exp -h $soname -o $lib $libobjs $deplibs $compiler_flags~$RM $lib.exp'
5917           ;;
5918         esac
5919       fi
5920       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir'
5921       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5922       case $host_os in
5923       solaris2.[[0-5]] | solaris2.[[0-5]].*) ;;
5924       *)
5925         # The compiler driver will combine and reorder linker options,
5926         # but understands '-z linker_flag'.  GCC discards it without '$wl',
5927         # but is careful enough not to reorder.
5928         # Supported since Solaris 2.6 (maybe 2.5.1?)
5929         if test yes = "$GCC"; then
5930           _LT_TAGVAR(whole_archive_flag_spec, $1)='$wl-z ${wl}allextract$convenience $wl-z ${wl}defaultextract'
5931         else
5932           _LT_TAGVAR(whole_archive_flag_spec, $1)='-z allextract$convenience -z defaultextract'
5933         fi
5934         ;;
5935       esac
5936       _LT_TAGVAR(link_all_deplibs, $1)=yes
5937       ;;
5938
5939     sunos4*)
5940       if test sequent = "$host_vendor"; then
5941         # Use $CC to link under sequent, because it throws in some extra .o
5942         # files that make .init and .fini sections work.
5943         _LT_TAGVAR(archive_cmds, $1)='$CC -G $wl-h $soname -o $lib $libobjs $deplibs $compiler_flags'
5944       else
5945         _LT_TAGVAR(archive_cmds, $1)='$LD -assert pure-text -Bstatic -o $lib $libobjs $deplibs $linker_flags'
5946       fi
5947       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
5948       _LT_TAGVAR(hardcode_direct, $1)=yes
5949       _LT_TAGVAR(hardcode_minus_L, $1)=yes
5950       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5951       ;;
5952
5953     sysv4)
5954       case $host_vendor in
5955         sni)
5956           _LT_TAGVAR(archive_cmds, $1)='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
5957           _LT_TAGVAR(hardcode_direct, $1)=yes # is this really true???
5958         ;;
5959         siemens)
5960           ## LD is ld it makes a PLAMLIB
5961           ## CC just makes a GrossModule.
5962           _LT_TAGVAR(archive_cmds, $1)='$LD -G -o $lib $libobjs $deplibs $linker_flags'
5963           _LT_TAGVAR(reload_cmds, $1)='$CC -r -o $output$reload_objs'
5964           _LT_TAGVAR(hardcode_direct, $1)=no
5965         ;;
5966         motorola)
5967           _LT_TAGVAR(archive_cmds, $1)='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
5968           _LT_TAGVAR(hardcode_direct, $1)=no #Motorola manual says yes, but my tests say they lie
5969         ;;
5970       esac
5971       runpath_var='LD_RUN_PATH'
5972       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5973       ;;
5974
5975     sysv4.3*)
5976       _LT_TAGVAR(archive_cmds, $1)='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
5977       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5978       _LT_TAGVAR(export_dynamic_flag_spec, $1)='-Bexport'
5979       ;;
5980
5981     sysv4*MP*)
5982       if test -d /usr/nec; then
5983         _LT_TAGVAR(archive_cmds, $1)='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
5984         _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5985         runpath_var=LD_RUN_PATH
5986         hardcode_runpath_var=yes
5987         _LT_TAGVAR(ld_shlibs, $1)=yes
5988       fi
5989       ;;
5990
5991     sysv4*uw2* | sysv5OpenUNIX* | sysv5UnixWare7.[[01]].[[10]]* | unixware7* | sco3.2v5.0.[[024]]*)
5992       _LT_TAGVAR(no_undefined_flag, $1)='$wl-z,text'
5993       _LT_TAGVAR(archive_cmds_need_lc, $1)=no
5994       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5995       runpath_var='LD_RUN_PATH'
5996
5997       if test yes = "$GCC"; then
5998         _LT_TAGVAR(archive_cmds, $1)='$CC -shared $wl-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
5999         _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $wl-Bexport:$export_symbols $wl-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
6000       else
6001         _LT_TAGVAR(archive_cmds, $1)='$CC -G $wl-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
6002         _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -G $wl-Bexport:$export_symbols $wl-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
6003       fi
6004       ;;
6005
6006     sysv5* | sco3.2v5* | sco5v6*)
6007       # Note: We CANNOT use -z defs as we might desire, because we do not
6008       # link with -lc, and that would cause any symbols used from libc to
6009       # always be unresolved, which means just about no library would
6010       # ever link correctly.  If we're not using GNU ld we use -z text
6011       # though, which does catch some bad symbols but isn't as heavy-handed
6012       # as -z defs.
6013       _LT_TAGVAR(no_undefined_flag, $1)='$wl-z,text'
6014       _LT_TAGVAR(allow_undefined_flag, $1)='$wl-z,nodefs'
6015       _LT_TAGVAR(archive_cmds_need_lc, $1)=no
6016       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
6017       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl-R,$libdir'
6018       _LT_TAGVAR(hardcode_libdir_separator, $1)=':'
6019       _LT_TAGVAR(link_all_deplibs, $1)=yes
6020       _LT_TAGVAR(export_dynamic_flag_spec, $1)='$wl-Bexport'
6021       runpath_var='LD_RUN_PATH'
6022
6023       if test yes = "$GCC"; then
6024         _LT_TAGVAR(archive_cmds, $1)='$CC -shared $wl-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
6025         _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $wl-Bexport:$export_symbols $wl-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
6026       else
6027         _LT_TAGVAR(archive_cmds, $1)='$CC -G $wl-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
6028         _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -G $wl-Bexport:$export_symbols $wl-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
6029       fi
6030       ;;
6031
6032     uts4*)
6033       _LT_TAGVAR(archive_cmds, $1)='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
6034       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
6035       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
6036       ;;
6037
6038     *)
6039       _LT_TAGVAR(ld_shlibs, $1)=no
6040       ;;
6041     esac
6042
6043     if test sni = "$host_vendor"; then
6044       case $host in
6045       sysv4 | sysv4.2uw2* | sysv4.3* | sysv5*)
6046         _LT_TAGVAR(export_dynamic_flag_spec, $1)='$wl-Blargedynsym'
6047         ;;
6048       esac
6049     fi
6050   fi
6051 ])
6052 AC_MSG_RESULT([$_LT_TAGVAR(ld_shlibs, $1)])
6053 test no = "$_LT_TAGVAR(ld_shlibs, $1)" && can_build_shared=no
6054
6055 _LT_TAGVAR(with_gnu_ld, $1)=$with_gnu_ld
6056
6057 _LT_DECL([], [libext], [0], [Old archive suffix (normally "a")])dnl
6058 _LT_DECL([], [shrext_cmds], [1], [Shared library suffix (normally ".so")])dnl
6059 _LT_DECL([], [extract_expsyms_cmds], [2],
6060     [The commands to extract the exported symbol list from a shared archive])
6061
6062 #
6063 # Do we need to explicitly link libc?
6064 #
6065 case "x$_LT_TAGVAR(archive_cmds_need_lc, $1)" in
6066 x|xyes)
6067   # Assume -lc should be added
6068   _LT_TAGVAR(archive_cmds_need_lc, $1)=yes
6069
6070   if test yes,yes = "$GCC,$enable_shared"; then
6071     case $_LT_TAGVAR(archive_cmds, $1) in
6072     *'~'*)
6073       # FIXME: we may have to deal with multi-command sequences.
6074       ;;
6075     '$CC '*)
6076       # Test whether the compiler implicitly links with -lc since on some
6077       # systems, -lgcc has to come before -lc. If gcc already passes -lc
6078       # to ld, don't add -lc before -lgcc.
6079       AC_CACHE_CHECK([whether -lc should be explicitly linked in],
6080         [lt_cv_]_LT_TAGVAR(archive_cmds_need_lc, $1),
6081         [$RM -r conftest*
6082         echo "$lt_simple_compile_test_code" > conftest.$ac_ext
6083
6084         if AC_TRY_EVAL(ac_compile) 2>conftest.err; then
6085           soname=conftest
6086           lib=conftest
6087           libobjs=conftest.$ac_objext
6088           deplibs=
6089           wl=$_LT_TAGVAR(lt_prog_compiler_wl, $1)
6090           pic_flag=$_LT_TAGVAR(lt_prog_compiler_pic, $1)
6091           compiler_flags=-v
6092           linker_flags=-v
6093           verstring=
6094           output_objdir=.
6095           libname=conftest
6096           lt_save_allow_undefined_flag=$_LT_TAGVAR(allow_undefined_flag, $1)
6097           _LT_TAGVAR(allow_undefined_flag, $1)=
6098           if AC_TRY_EVAL(_LT_TAGVAR(archive_cmds, $1) 2\>\&1 \| $GREP \" -lc \" \>/dev/null 2\>\&1)
6099           then
6100             lt_cv_[]_LT_TAGVAR(archive_cmds_need_lc, $1)=no
6101           else
6102             lt_cv_[]_LT_TAGVAR(archive_cmds_need_lc, $1)=yes
6103           fi
6104           _LT_TAGVAR(allow_undefined_flag, $1)=$lt_save_allow_undefined_flag
6105         else
6106           cat conftest.err 1>&5
6107         fi
6108         $RM -r conftest*
6109         ])
6110       _LT_TAGVAR(archive_cmds_need_lc, $1)=$lt_cv_[]_LT_TAGVAR(archive_cmds_need_lc, $1)
6111       ;;
6112     esac
6113   fi
6114   ;;
6115 esac
6116
6117 _LT_TAGDECL([build_libtool_need_lc], [archive_cmds_need_lc], [0],
6118     [Whether or not to add -lc for building shared libraries])
6119 _LT_TAGDECL([allow_libtool_libs_with_static_runtimes],
6120     [enable_shared_with_static_runtimes], [0],
6121     [Whether or not to disallow shared libs when runtime libs are static])
6122 _LT_TAGDECL([], [export_dynamic_flag_spec], [1],
6123     [Compiler flag to allow reflexive dlopens])
6124 _LT_TAGDECL([], [whole_archive_flag_spec], [1],
6125     [Compiler flag to generate shared objects directly from archives])
6126 _LT_TAGDECL([], [compiler_needs_object], [1],
6127     [Whether the compiler copes with passing no objects directly])
6128 _LT_TAGDECL([], [old_archive_from_new_cmds], [2],
6129     [Create an old-style archive from a shared archive])
6130 _LT_TAGDECL([], [old_archive_from_expsyms_cmds], [2],
6131     [Create a temporary old-style archive to link instead of a shared archive])
6132 _LT_TAGDECL([], [archive_cmds], [2], [Commands used to build a shared archive])
6133 _LT_TAGDECL([], [archive_expsym_cmds], [2])
6134 _LT_TAGDECL([], [module_cmds], [2],
6135     [Commands used to build a loadable module if different from building
6136     a shared archive.])
6137 _LT_TAGDECL([], [module_expsym_cmds], [2])
6138 _LT_TAGDECL([], [with_gnu_ld], [1],
6139     [Whether we are building with GNU ld or not])
6140 _LT_TAGDECL([], [allow_undefined_flag], [1],
6141     [Flag that allows shared libraries with undefined symbols to be built])
6142 _LT_TAGDECL([], [no_undefined_flag], [1],
6143     [Flag that enforces no undefined symbols])
6144 _LT_TAGDECL([], [hardcode_libdir_flag_spec], [1],
6145     [Flag to hardcode $libdir into a binary during linking.
6146     This must work even if $libdir does not exist])
6147 _LT_TAGDECL([], [hardcode_libdir_separator], [1],
6148     [Whether we need a single "-rpath" flag with a separated argument])
6149 _LT_TAGDECL([], [hardcode_direct], [0],
6150     [Set to "yes" if using DIR/libNAME$shared_ext during linking hardcodes
6151     DIR into the resulting binary])
6152 _LT_TAGDECL([], [hardcode_direct_absolute], [0],
6153     [Set to "yes" if using DIR/libNAME$shared_ext during linking hardcodes
6154     DIR into the resulting binary and the resulting library dependency is
6155     "absolute", i.e impossible to change by setting $shlibpath_var if the
6156     library is relocated])
6157 _LT_TAGDECL([], [hardcode_minus_L], [0],
6158     [Set to "yes" if using the -LDIR flag during linking hardcodes DIR
6159     into the resulting binary])
6160 _LT_TAGDECL([], [hardcode_shlibpath_var], [0],
6161     [Set to "yes" if using SHLIBPATH_VAR=DIR during linking hardcodes DIR
6162     into the resulting binary])
6163 _LT_TAGDECL([], [hardcode_automatic], [0],
6164     [Set to "yes" if building a shared library automatically hardcodes DIR
6165     into the library and all subsequent libraries and executables linked
6166     against it])
6167 _LT_TAGDECL([], [inherit_rpath], [0],
6168     [Set to yes if linker adds runtime paths of dependent libraries
6169     to runtime path list])
6170 _LT_TAGDECL([], [link_all_deplibs], [0],
6171     [Whether libtool must link a program against all its dependency libraries])
6172 _LT_TAGDECL([], [always_export_symbols], [0],
6173     [Set to "yes" if exported symbols are required])
6174 _LT_TAGDECL([], [export_symbols_cmds], [2],
6175     [The commands to list exported symbols])
6176 _LT_TAGDECL([], [exclude_expsyms], [1],
6177     [Symbols that should not be listed in the preloaded symbols])
6178 _LT_TAGDECL([], [include_expsyms], [1],
6179     [Symbols that must always be exported])
6180 _LT_TAGDECL([], [prelink_cmds], [2],
6181     [Commands necessary for linking programs (against libraries) with templates])
6182 _LT_TAGDECL([], [postlink_cmds], [2],
6183     [Commands necessary for finishing linking programs])
6184 _LT_TAGDECL([], [file_list_spec], [1],
6185     [Specify filename containing input files])
6186 dnl FIXME: Not yet implemented
6187 dnl _LT_TAGDECL([], [thread_safe_flag_spec], [1],
6188 dnl    [Compiler flag to generate thread safe objects])
6189 ])# _LT_LINKER_SHLIBS
6190
6191
6192 # _LT_LANG_C_CONFIG([TAG])
6193 # ------------------------
6194 # Ensure that the configuration variables for a C compiler are suitably
6195 # defined.  These variables are subsequently used by _LT_CONFIG to write
6196 # the compiler configuration to 'libtool'.
6197 m4_defun([_LT_LANG_C_CONFIG],
6198 [m4_require([_LT_DECL_EGREP])dnl
6199 lt_save_CC=$CC
6200 AC_LANG_PUSH(C)
6201
6202 # Source file extension for C test sources.
6203 ac_ext=c
6204
6205 # Object file extension for compiled C test sources.
6206 objext=o
6207 _LT_TAGVAR(objext, $1)=$objext
6208
6209 # Code to be used in simple compile tests
6210 lt_simple_compile_test_code="int some_variable = 0;"
6211
6212 # Code to be used in simple link tests
6213 lt_simple_link_test_code='int main(){return(0);}'
6214
6215 _LT_TAG_COMPILER
6216 # Save the default compiler, since it gets overwritten when the other
6217 # tags are being tested, and _LT_TAGVAR(compiler, []) is a NOP.
6218 compiler_DEFAULT=$CC
6219
6220 # save warnings/boilerplate of simple test code
6221 _LT_COMPILER_BOILERPLATE
6222 _LT_LINKER_BOILERPLATE
6223
6224 ## CAVEAT EMPTOR:
6225 ## There is no encapsulation within the following macros, do not change
6226 ## the running order or otherwise move them around unless you know exactly
6227 ## what you are doing...
6228 if test -n "$compiler"; then
6229   _LT_COMPILER_NO_RTTI($1)
6230   _LT_COMPILER_PIC($1)
6231   _LT_COMPILER_C_O($1)
6232   _LT_COMPILER_FILE_LOCKS($1)
6233   _LT_LINKER_SHLIBS($1)
6234   _LT_SYS_DYNAMIC_LINKER($1)
6235   _LT_LINKER_HARDCODE_LIBPATH($1)
6236   LT_SYS_DLOPEN_SELF
6237   _LT_CMD_STRIPLIB
6238
6239   # Report what library types will actually be built
6240   AC_MSG_CHECKING([if libtool supports shared libraries])
6241   AC_MSG_RESULT([$can_build_shared])
6242
6243   AC_MSG_CHECKING([whether to build shared libraries])
6244   test no = "$can_build_shared" && enable_shared=no
6245
6246   # On AIX, shared libraries and static libraries use the same namespace, and
6247   # are all built from PIC.
6248   case $host_os in
6249   aix3*)
6250     test yes = "$enable_shared" && enable_static=no
6251     if test -n "$RANLIB"; then
6252       archive_cmds="$archive_cmds~\$RANLIB \$lib"
6253       postinstall_cmds='$RANLIB $lib'
6254     fi
6255     ;;
6256
6257   aix[[4-9]]*)
6258     if test ia64 != "$host_cpu"; then
6259       case $enable_shared,$with_aix_soname,$aix_use_runtimelinking in
6260       yes,aix,yes) ;;                   # shared object as lib.so file only
6261       yes,svr4,*) ;;                    # shared object as lib.so archive member only
6262       yes,*) enable_static=no ;;        # shared object in lib.a archive as well
6263       esac
6264     fi
6265     ;;
6266   esac
6267   AC_MSG_RESULT([$enable_shared])
6268
6269   AC_MSG_CHECKING([whether to build static libraries])
6270   # Make sure either enable_shared or enable_static is yes.
6271   test yes = "$enable_shared" || enable_static=yes
6272   AC_MSG_RESULT([$enable_static])
6273
6274   _LT_CONFIG($1)
6275 fi
6276 AC_LANG_POP
6277 CC=$lt_save_CC
6278 ])# _LT_LANG_C_CONFIG
6279
6280
6281 # _LT_LANG_CXX_CONFIG([TAG])
6282 # --------------------------
6283 # Ensure that the configuration variables for a C++ compiler are suitably
6284 # defined.  These variables are subsequently used by _LT_CONFIG to write
6285 # the compiler configuration to 'libtool'.
6286 m4_defun([_LT_LANG_CXX_CONFIG],
6287 [m4_require([_LT_FILEUTILS_DEFAULTS])dnl
6288 m4_require([_LT_DECL_EGREP])dnl
6289 m4_require([_LT_PATH_MANIFEST_TOOL])dnl
6290 if test -n "$CXX" && ( test no != "$CXX" &&
6291     ( (test g++ = "$CXX" && `g++ -v >/dev/null 2>&1` ) ||
6292     (test g++ != "$CXX"))); then
6293   AC_PROG_CXXCPP
6294 else
6295   _lt_caught_CXX_error=yes
6296 fi
6297
6298 AC_LANG_PUSH(C++)
6299 _LT_TAGVAR(archive_cmds_need_lc, $1)=no
6300 _LT_TAGVAR(allow_undefined_flag, $1)=
6301 _LT_TAGVAR(always_export_symbols, $1)=no
6302 _LT_TAGVAR(archive_expsym_cmds, $1)=
6303 _LT_TAGVAR(compiler_needs_object, $1)=no
6304 _LT_TAGVAR(export_dynamic_flag_spec, $1)=
6305 _LT_TAGVAR(hardcode_direct, $1)=no
6306 _LT_TAGVAR(hardcode_direct_absolute, $1)=no
6307 _LT_TAGVAR(hardcode_libdir_flag_spec, $1)=
6308 _LT_TAGVAR(hardcode_libdir_separator, $1)=
6309 _LT_TAGVAR(hardcode_minus_L, $1)=no
6310 _LT_TAGVAR(hardcode_shlibpath_var, $1)=unsupported
6311 _LT_TAGVAR(hardcode_automatic, $1)=no
6312 _LT_TAGVAR(inherit_rpath, $1)=no
6313 _LT_TAGVAR(module_cmds, $1)=
6314 _LT_TAGVAR(module_expsym_cmds, $1)=
6315 _LT_TAGVAR(link_all_deplibs, $1)=unknown
6316 _LT_TAGVAR(old_archive_cmds, $1)=$old_archive_cmds
6317 _LT_TAGVAR(reload_flag, $1)=$reload_flag
6318 _LT_TAGVAR(reload_cmds, $1)=$reload_cmds
6319 _LT_TAGVAR(no_undefined_flag, $1)=
6320 _LT_TAGVAR(whole_archive_flag_spec, $1)=
6321 _LT_TAGVAR(enable_shared_with_static_runtimes, $1)=no
6322
6323 # Source file extension for C++ test sources.
6324 ac_ext=cpp
6325
6326 # Object file extension for compiled C++ test sources.
6327 objext=o
6328 _LT_TAGVAR(objext, $1)=$objext
6329
6330 # No sense in running all these tests if we already determined that
6331 # the CXX compiler isn't working.  Some variables (like enable_shared)
6332 # are currently assumed to apply to all compilers on this platform,
6333 # and will be corrupted by setting them based on a non-working compiler.
6334 if test yes != "$_lt_caught_CXX_error"; then
6335   # Code to be used in simple compile tests
6336   lt_simple_compile_test_code="int some_variable = 0;"
6337
6338   # Code to be used in simple link tests
6339   lt_simple_link_test_code='int main(int, char *[[]]) { return(0); }'
6340
6341   # ltmain only uses $CC for tagged configurations so make sure $CC is set.
6342   _LT_TAG_COMPILER
6343
6344   # save warnings/boilerplate of simple test code
6345   _LT_COMPILER_BOILERPLATE
6346   _LT_LINKER_BOILERPLATE
6347
6348   # Allow CC to be a program name with arguments.
6349   lt_save_CC=$CC
6350   lt_save_CFLAGS=$CFLAGS
6351   lt_save_LD=$LD
6352   lt_save_GCC=$GCC
6353   GCC=$GXX
6354   lt_save_with_gnu_ld=$with_gnu_ld
6355   lt_save_path_LD=$lt_cv_path_LD
6356   if test -n "${lt_cv_prog_gnu_ldcxx+set}"; then
6357     lt_cv_prog_gnu_ld=$lt_cv_prog_gnu_ldcxx
6358   else
6359     $as_unset lt_cv_prog_gnu_ld
6360   fi
6361   if test -n "${lt_cv_path_LDCXX+set}"; then
6362     lt_cv_path_LD=$lt_cv_path_LDCXX
6363   else
6364     $as_unset lt_cv_path_LD
6365   fi
6366   test -z "${LDCXX+set}" || LD=$LDCXX
6367   CC=${CXX-"c++"}
6368   CFLAGS=$CXXFLAGS
6369   compiler=$CC
6370   _LT_TAGVAR(compiler, $1)=$CC
6371   _LT_CC_BASENAME([$compiler])
6372
6373   if test -n "$compiler"; then
6374     # We don't want -fno-exception when compiling C++ code, so set the
6375     # no_builtin_flag separately
6376     if test yes = "$GXX"; then
6377       _LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)=' -fno-builtin'
6378     else
6379       _LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)=
6380     fi
6381
6382     if test yes = "$GXX"; then
6383       # Set up default GNU C++ configuration
6384
6385       LT_PATH_LD
6386
6387       # Check if GNU C++ uses GNU ld as the underlying linker, since the
6388       # archiving commands below assume that GNU ld is being used.
6389       if test yes = "$with_gnu_ld"; then
6390         _LT_TAGVAR(archive_cmds, $1)='$CC $pic_flag -shared -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags $wl-soname $wl$soname -o $lib'
6391         _LT_TAGVAR(archive_expsym_cmds, $1)='$CC $pic_flag -shared -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags $wl-soname $wl$soname $wl-retain-symbols-file $wl$export_symbols -o $lib'
6392
6393         _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl-rpath $wl$libdir'
6394         _LT_TAGVAR(export_dynamic_flag_spec, $1)='$wl--export-dynamic'
6395
6396         # If archive_cmds runs LD, not CC, wlarc should be empty
6397         # XXX I think wlarc can be eliminated in ltcf-cxx, but I need to
6398         #     investigate it a little bit more. (MM)
6399         wlarc='$wl'
6400
6401         # ancient GNU ld didn't support --whole-archive et. al.
6402         if eval "`$CC -print-prog-name=ld` --help 2>&1" |
6403           $GREP 'no-whole-archive' > /dev/null; then
6404           _LT_TAGVAR(whole_archive_flag_spec, $1)=$wlarc'--whole-archive$convenience '$wlarc'--no-whole-archive'
6405         else
6406           _LT_TAGVAR(whole_archive_flag_spec, $1)=
6407         fi
6408       else
6409         with_gnu_ld=no
6410         wlarc=
6411
6412         # A generic and very simple default shared library creation
6413         # command for GNU C++ for the case where it uses the native
6414         # linker, instead of GNU ld.  If possible, this setting should
6415         # overridden to take advantage of the native linker features on
6416         # the platform it is being used on.
6417         _LT_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -o $lib'
6418       fi
6419
6420       # Commands to make compiler produce verbose output that lists
6421       # what "hidden" libraries, object files and flags are used when
6422       # linking a shared library.
6423       output_verbose_link_cmd='$CC -shared $CFLAGS -v conftest.$objext 2>&1 | $GREP -v "^Configured with:" | $GREP "\-L"'
6424
6425     else
6426       GXX=no
6427       with_gnu_ld=no
6428       wlarc=
6429     fi
6430
6431     # PORTME: fill in a description of your system's C++ link characteristics
6432     AC_MSG_CHECKING([whether the $compiler linker ($LD) supports shared libraries])
6433     _LT_TAGVAR(ld_shlibs, $1)=yes
6434     case $host_os in
6435       aix3*)
6436         # FIXME: insert proper C++ library support
6437         _LT_TAGVAR(ld_shlibs, $1)=no
6438         ;;
6439       aix[[4-9]]*)
6440         if test ia64 = "$host_cpu"; then
6441           # On IA64, the linker does run time linking by default, so we don't
6442           # have to do anything special.
6443           aix_use_runtimelinking=no
6444           exp_sym_flag='-Bexport'
6445           no_entry_flag=
6446         else
6447           aix_use_runtimelinking=no
6448
6449           # Test if we are trying to use run time linking or normal
6450           # AIX style linking. If -brtl is somewhere in LDFLAGS, we
6451           # have runtime linking enabled, and use it for executables.
6452           # For shared libraries, we enable/disable runtime linking
6453           # depending on the kind of the shared library created -
6454           # when "with_aix_soname,aix_use_runtimelinking" is:
6455           # "aix,no"   lib.a(lib.so.V) shared, rtl:no,  for executables
6456           # "aix,yes"  lib.so          shared, rtl:yes, for executables
6457           #            lib.a           static archive
6458           # "both,no"  lib.so.V(shr.o) shared, rtl:yes
6459           #            lib.a(lib.so.V) shared, rtl:no,  for executables
6460           # "both,yes" lib.so.V(shr.o) shared, rtl:yes, for executables
6461           #            lib.a(lib.so.V) shared, rtl:no
6462           # "svr4,*"   lib.so.V(shr.o) shared, rtl:yes, for executables
6463           #            lib.a           static archive
6464           case $host_os in aix4.[[23]]|aix4.[[23]].*|aix[[5-9]]*)
6465             for ld_flag in $LDFLAGS; do
6466               case $ld_flag in
6467               *-brtl*)
6468                 aix_use_runtimelinking=yes
6469                 break
6470                 ;;
6471               esac
6472             done
6473             if test svr4,no = "$with_aix_soname,$aix_use_runtimelinking"; then
6474               # With aix-soname=svr4, we create the lib.so.V shared archives only,
6475               # so we don't have lib.a shared libs to link our executables.
6476               # We have to force runtime linking in this case.
6477               aix_use_runtimelinking=yes
6478               LDFLAGS="$LDFLAGS -Wl,-brtl"
6479             fi
6480             ;;
6481           esac
6482
6483           exp_sym_flag='-bexport'
6484           no_entry_flag='-bnoentry'
6485         fi
6486
6487         # When large executables or shared objects are built, AIX ld can
6488         # have problems creating the table of contents.  If linking a library
6489         # or program results in "error TOC overflow" add -mminimal-toc to
6490         # CXXFLAGS/CFLAGS for g++/gcc.  In the cases where that is not
6491         # enough to fix the problem, add -Wl,-bbigtoc to LDFLAGS.
6492
6493         _LT_TAGVAR(archive_cmds, $1)=''
6494         _LT_TAGVAR(hardcode_direct, $1)=yes
6495         _LT_TAGVAR(hardcode_direct_absolute, $1)=yes
6496         _LT_TAGVAR(hardcode_libdir_separator, $1)=':'
6497         _LT_TAGVAR(link_all_deplibs, $1)=yes
6498         _LT_TAGVAR(file_list_spec, $1)='$wl-f,'
6499         case $with_aix_soname,$aix_use_runtimelinking in
6500         aix,*) ;;       # no import file
6501         svr4,* | *,yes) # use import file
6502           # The Import File defines what to hardcode.
6503           _LT_TAGVAR(hardcode_direct, $1)=no
6504           _LT_TAGVAR(hardcode_direct_absolute, $1)=no
6505           ;;
6506         esac
6507
6508         if test yes = "$GXX"; then
6509           case $host_os in aix4.[[012]]|aix4.[[012]].*)
6510           # We only want to do this on AIX 4.2 and lower, the check
6511           # below for broken collect2 doesn't work under 4.3+
6512           collect2name=`$CC -print-prog-name=collect2`
6513           if test -f "$collect2name" &&
6514              strings "$collect2name" | $GREP resolve_lib_name >/dev/null
6515           then
6516             # We have reworked collect2
6517             :
6518           else
6519             # We have old collect2
6520             _LT_TAGVAR(hardcode_direct, $1)=unsupported
6521             # It fails to find uninstalled libraries when the uninstalled
6522             # path is not listed in the libpath.  Setting hardcode_minus_L
6523             # to unsupported forces relinking
6524             _LT_TAGVAR(hardcode_minus_L, $1)=yes
6525             _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
6526             _LT_TAGVAR(hardcode_libdir_separator, $1)=
6527           fi
6528           esac
6529           shared_flag='-shared'
6530           if test yes = "$aix_use_runtimelinking"; then
6531             shared_flag=$shared_flag' $wl-G'
6532           fi
6533           # Need to ensure runtime linking is disabled for the traditional
6534           # shared library, or the linker may eventually find shared libraries
6535           # /with/ Import File - we do not want to mix them.
6536           shared_flag_aix='-shared'
6537           shared_flag_svr4='-shared $wl-G'
6538         else
6539           # not using gcc
6540           if test ia64 = "$host_cpu"; then
6541           # VisualAge C++, Version 5.5 for AIX 5L for IA-64, Beta 3 Release
6542           # chokes on -Wl,-G. The following line is correct:
6543           shared_flag='-G'
6544           else
6545             if test yes = "$aix_use_runtimelinking"; then
6546               shared_flag='$wl-G'
6547             else
6548               shared_flag='$wl-bM:SRE'
6549             fi
6550             shared_flag_aix='$wl-bM:SRE'
6551             shared_flag_svr4='$wl-G'
6552           fi
6553         fi
6554
6555         _LT_TAGVAR(export_dynamic_flag_spec, $1)='$wl-bexpall'
6556         # It seems that -bexpall does not export symbols beginning with
6557         # underscore (_), so it is better to generate a list of symbols to
6558         # export.
6559         _LT_TAGVAR(always_export_symbols, $1)=yes
6560         if test aix,yes = "$with_aix_soname,$aix_use_runtimelinking"; then
6561           # Warning - without using the other runtime loading flags (-brtl),
6562           # -berok will link without error, but may produce a broken library.
6563           # The "-G" linker flag allows undefined symbols.
6564           _LT_TAGVAR(no_undefined_flag, $1)='-bernotok'
6565           # Determine the default libpath from the value encoded in an empty
6566           # executable.
6567           _LT_SYS_MODULE_PATH_AIX([$1])
6568           _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl-blibpath:$libdir:'"$aix_libpath"
6569
6570           _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -o $output_objdir/$soname $libobjs $deplibs $wl'$no_entry_flag' $compiler_flags `if test -n "$allow_undefined_flag"; then func_echo_all "$wl$allow_undefined_flag"; else :; fi` $wl'$exp_sym_flag:\$export_symbols' '$shared_flag
6571         else
6572           if test ia64 = "$host_cpu"; then
6573             _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl-R $libdir:/usr/lib:/lib'
6574             _LT_TAGVAR(allow_undefined_flag, $1)="-z nodefs"
6575             _LT_TAGVAR(archive_expsym_cmds, $1)="\$CC $shared_flag"' -o $output_objdir/$soname $libobjs $deplibs '"\$wl$no_entry_flag"' $compiler_flags $wl$allow_undefined_flag '"\$wl$exp_sym_flag:\$export_symbols"
6576           else
6577             # Determine the default libpath from the value encoded in an
6578             # empty executable.
6579             _LT_SYS_MODULE_PATH_AIX([$1])
6580             _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl-blibpath:$libdir:'"$aix_libpath"
6581             # Warning - without using the other run time loading flags,
6582             # -berok will link without error, but may produce a broken library.
6583             _LT_TAGVAR(no_undefined_flag, $1)=' $wl-bernotok'
6584             _LT_TAGVAR(allow_undefined_flag, $1)=' $wl-berok'
6585             if test yes = "$with_gnu_ld"; then
6586               # We only use this code for GNU lds that support --whole-archive.
6587               _LT_TAGVAR(whole_archive_flag_spec, $1)='$wl--whole-archive$convenience $wl--no-whole-archive'
6588             else
6589               # Exported symbols can be pulled into shared objects from archives
6590               _LT_TAGVAR(whole_archive_flag_spec, $1)='$convenience'
6591             fi
6592             _LT_TAGVAR(archive_cmds_need_lc, $1)=yes
6593             _LT_TAGVAR(archive_expsym_cmds, $1)='$RM -r $output_objdir/$realname.d~$MKDIR $output_objdir/$realname.d'
6594             # -brtl affects multiple linker settings, -berok does not and is overridden later
6595             compiler_flags_filtered='`func_echo_all "$compiler_flags " | $SED -e "s%-brtl\\([[, ]]\\)%-berok\\1%g"`'
6596             if test svr4 != "$with_aix_soname"; then
6597               # This is similar to how AIX traditionally builds its shared
6598               # libraries. Need -bnortl late, we may have -brtl in LDFLAGS.
6599               _LT_TAGVAR(archive_expsym_cmds, $1)="$_LT_TAGVAR(archive_expsym_cmds, $1)"'~$CC '$shared_flag_aix' -o $output_objdir/$realname.d/$soname $libobjs $deplibs $wl-bnoentry '$compiler_flags_filtered'$wl-bE:$export_symbols$allow_undefined_flag~$AR $AR_FLAGS $output_objdir/$libname$release.a $output_objdir/$realname.d/$soname'
6600             fi
6601             if test aix != "$with_aix_soname"; then
6602               _LT_TAGVAR(archive_expsym_cmds, $1)="$_LT_TAGVAR(archive_expsym_cmds, $1)"'~$CC '$shared_flag_svr4' -o $output_objdir/$realname.d/$shared_archive_member_spec.o $libobjs $deplibs $wl-bnoentry '$compiler_flags_filtered'$wl-bE:$export_symbols$allow_undefined_flag~$STRIP -e $output_objdir/$realname.d/$shared_archive_member_spec.o~( func_echo_all "#! $soname($shared_archive_member_spec.o)"; if test shr_64 = "$shared_archive_member_spec"; then func_echo_all "# 64"; else func_echo_all "# 32"; fi; cat $export_symbols ) > $output_objdir/$realname.d/$shared_archive_member_spec.imp~$AR $AR_FLAGS $output_objdir/$soname $output_objdir/$realname.d/$shared_archive_member_spec.o $output_objdir/$realname.d/$shared_archive_member_spec.imp'
6603             else
6604               # used by -dlpreopen to get the symbols
6605               _LT_TAGVAR(archive_expsym_cmds, $1)="$_LT_TAGVAR(archive_expsym_cmds, $1)"'~$MV  $output_objdir/$realname.d/$soname $output_objdir'
6606             fi
6607             _LT_TAGVAR(archive_expsym_cmds, $1)="$_LT_TAGVAR(archive_expsym_cmds, $1)"'~$RM -r $output_objdir/$realname.d'
6608           fi
6609         fi
6610         ;;
6611
6612       beos*)
6613         if $LD --help 2>&1 | $GREP ': supported targets:.* elf' > /dev/null; then
6614           _LT_TAGVAR(allow_undefined_flag, $1)=unsupported
6615           # Joseph Beckenbach <jrb3@best.com> says some releases of gcc
6616           # support --undefined.  This deserves some investigation.  FIXME
6617           _LT_TAGVAR(archive_cmds, $1)='$CC -nostart $libobjs $deplibs $compiler_flags $wl-soname $wl$soname -o $lib'
6618         else
6619           _LT_TAGVAR(ld_shlibs, $1)=no
6620         fi
6621         ;;
6622
6623       chorus*)
6624         case $cc_basename in
6625           *)
6626           # FIXME: insert proper C++ library support
6627           _LT_TAGVAR(ld_shlibs, $1)=no
6628           ;;
6629         esac
6630         ;;
6631
6632       cygwin* | mingw* | pw32* | cegcc*)
6633         case $GXX,$cc_basename in
6634         ,cl* | no,cl*)
6635           # Native MSVC
6636           # hardcode_libdir_flag_spec is actually meaningless, as there is
6637           # no search path for DLLs.
6638           _LT_TAGVAR(hardcode_libdir_flag_spec, $1)=' '
6639           _LT_TAGVAR(allow_undefined_flag, $1)=unsupported
6640           _LT_TAGVAR(always_export_symbols, $1)=yes
6641           _LT_TAGVAR(file_list_spec, $1)='@'
6642           # Tell ltmain to make .lib files, not .a files.
6643           libext=lib
6644           # Tell ltmain to make .dll files, not .so files.
6645           shrext_cmds=.dll
6646           # FIXME: Setting linknames here is a bad hack.
6647           _LT_TAGVAR(archive_cmds, $1)='$CC -o $output_objdir/$soname $libobjs $compiler_flags $deplibs -Wl,-DLL,-IMPLIB:"$tool_output_objdir$libname.dll.lib"~linknames='
6648           _LT_TAGVAR(archive_expsym_cmds, $1)='if _LT_DLL_DEF_P([$export_symbols]); then
6649               cp "$export_symbols" "$output_objdir/$soname.def";
6650               echo "$tool_output_objdir$soname.def" > "$output_objdir/$soname.exp";
6651             else
6652               $SED -e '\''s/^/-link -EXPORT:/'\'' < $export_symbols > $output_objdir/$soname.exp;
6653             fi~
6654             $CC -o $tool_output_objdir$soname $libobjs $compiler_flags $deplibs "@$tool_output_objdir$soname.exp" -Wl,-DLL,-IMPLIB:"$tool_output_objdir$libname.dll.lib"~
6655             linknames='
6656           # The linker will not automatically build a static lib if we build a DLL.
6657           # _LT_TAGVAR(old_archive_from_new_cmds, $1)='true'
6658           _LT_TAGVAR(enable_shared_with_static_runtimes, $1)=yes
6659           # Don't use ranlib
6660           _LT_TAGVAR(old_postinstall_cmds, $1)='chmod 644 $oldlib'
6661           _LT_TAGVAR(postlink_cmds, $1)='lt_outputfile="@OUTPUT@"~
6662             lt_tool_outputfile="@TOOL_OUTPUT@"~
6663             case $lt_outputfile in
6664               *.exe|*.EXE) ;;
6665               *)
6666                 lt_outputfile=$lt_outputfile.exe
6667                 lt_tool_outputfile=$lt_tool_outputfile.exe
6668                 ;;
6669             esac~
6670             func_to_tool_file "$lt_outputfile"~
6671             if test : != "$MANIFEST_TOOL" && test -f "$lt_outputfile.manifest"; then
6672               $MANIFEST_TOOL -manifest "$lt_tool_outputfile.manifest" -outputresource:"$lt_tool_outputfile" || exit 1;
6673               $RM "$lt_outputfile.manifest";
6674             fi'
6675           ;;
6676         *)
6677           # g++
6678           # _LT_TAGVAR(hardcode_libdir_flag_spec, $1) is actually meaningless,
6679           # as there is no search path for DLLs.
6680           _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
6681           _LT_TAGVAR(export_dynamic_flag_spec, $1)='$wl--export-all-symbols'
6682           _LT_TAGVAR(allow_undefined_flag, $1)=unsupported
6683           _LT_TAGVAR(always_export_symbols, $1)=no
6684           _LT_TAGVAR(enable_shared_with_static_runtimes, $1)=yes
6685
6686           if $LD --help 2>&1 | $GREP 'auto-import' > /dev/null; then
6687             _LT_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -o $output_objdir/$soname $wl--enable-auto-image-base -Xlinker --out-implib -Xlinker $lib'
6688             # If the export-symbols file already is a .def file, use it as
6689             # is; otherwise, prepend EXPORTS...
6690             _LT_TAGVAR(archive_expsym_cmds, $1)='if _LT_DLL_DEF_P([$export_symbols]); then
6691               cp $export_symbols $output_objdir/$soname.def;
6692             else
6693               echo EXPORTS > $output_objdir/$soname.def;
6694               cat $export_symbols >> $output_objdir/$soname.def;
6695             fi~
6696             $CC -shared -nostdlib $output_objdir/$soname.def $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -o $output_objdir/$soname $wl--enable-auto-image-base -Xlinker --out-implib -Xlinker $lib'
6697           else
6698             _LT_TAGVAR(ld_shlibs, $1)=no
6699           fi
6700           ;;
6701         esac
6702         ;;
6703       darwin* | rhapsody*)
6704         _LT_DARWIN_LINKER_FEATURES($1)
6705         ;;
6706
6707       os2*)
6708         _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
6709         _LT_TAGVAR(hardcode_minus_L, $1)=yes
6710         _LT_TAGVAR(allow_undefined_flag, $1)=unsupported
6711         shrext_cmds=.dll
6712         _LT_TAGVAR(archive_cmds, $1)='$ECHO "LIBRARY ${soname%$shared_ext} INITINSTANCE TERMINSTANCE" > $output_objdir/$libname.def~
6713           $ECHO "DESCRIPTION \"$libname\"" >> $output_objdir/$libname.def~
6714           $ECHO "DATA MULTIPLE NONSHARED" >> $output_objdir/$libname.def~
6715           $ECHO EXPORTS >> $output_objdir/$libname.def~
6716           emxexp $libobjs | $SED /"_DLL_InitTerm"/d >> $output_objdir/$libname.def~
6717           $CC -Zdll -Zcrtdll -o $output_objdir/$soname $libobjs $deplibs $compiler_flags $output_objdir/$libname.def~
6718           emximp -o $lib $output_objdir/$libname.def'
6719         _LT_TAGVAR(archive_expsym_cmds, $1)='$ECHO "LIBRARY ${soname%$shared_ext} INITINSTANCE TERMINSTANCE" > $output_objdir/$libname.def~
6720           $ECHO "DESCRIPTION \"$libname\"" >> $output_objdir/$libname.def~
6721           $ECHO "DATA MULTIPLE NONSHARED" >> $output_objdir/$libname.def~
6722           $ECHO EXPORTS >> $output_objdir/$libname.def~
6723           prefix_cmds="$SED"~
6724           if test EXPORTS = "`$SED 1q $export_symbols`"; then
6725             prefix_cmds="$prefix_cmds -e 1d";
6726           fi~
6727           prefix_cmds="$prefix_cmds -e \"s/^\(.*\)$/_\1/g\""~
6728           cat $export_symbols | $prefix_cmds >> $output_objdir/$libname.def~
6729           $CC -Zdll -Zcrtdll -o $output_objdir/$soname $libobjs $deplibs $compiler_flags $output_objdir/$libname.def~
6730           emximp -o $lib $output_objdir/$libname.def'
6731         _LT_TAGVAR(old_archive_From_new_cmds, $1)='emximp -o $output_objdir/${libname}_dll.a $output_objdir/$libname.def'
6732         _LT_TAGVAR(enable_shared_with_static_runtimes, $1)=yes
6733         ;;
6734
6735       dgux*)
6736         case $cc_basename in
6737           ec++*)
6738             # FIXME: insert proper C++ library support
6739             _LT_TAGVAR(ld_shlibs, $1)=no
6740             ;;
6741           ghcx*)
6742             # Green Hills C++ Compiler
6743             # FIXME: insert proper C++ library support
6744             _LT_TAGVAR(ld_shlibs, $1)=no
6745             ;;
6746           *)
6747             # FIXME: insert proper C++ library support
6748             _LT_TAGVAR(ld_shlibs, $1)=no
6749             ;;
6750         esac
6751         ;;
6752
6753       freebsd2.*)
6754         # C++ shared libraries reported to be fairly broken before
6755         # switch to ELF
6756         _LT_TAGVAR(ld_shlibs, $1)=no
6757         ;;
6758
6759       freebsd-elf*)
6760         _LT_TAGVAR(archive_cmds_need_lc, $1)=no
6761         ;;
6762
6763       freebsd* | dragonfly*)
6764         # FreeBSD 3 and later use GNU C++ and GNU ld with standard ELF
6765         # conventions
6766         _LT_TAGVAR(ld_shlibs, $1)=yes
6767         ;;
6768
6769       haiku*)
6770         _LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags $wl-soname $wl$soname -o $lib'
6771         _LT_TAGVAR(link_all_deplibs, $1)=yes
6772         ;;
6773
6774       hpux9*)
6775         _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl+b $wl$libdir'
6776         _LT_TAGVAR(hardcode_libdir_separator, $1)=:
6777         _LT_TAGVAR(export_dynamic_flag_spec, $1)='$wl-E'
6778         _LT_TAGVAR(hardcode_direct, $1)=yes
6779         _LT_TAGVAR(hardcode_minus_L, $1)=yes # Not in the search PATH,
6780                                              # but as the default
6781                                              # location of the library.
6782
6783         case $cc_basename in
6784           CC*)
6785             # FIXME: insert proper C++ library support
6786             _LT_TAGVAR(ld_shlibs, $1)=no
6787             ;;
6788           aCC*)
6789             _LT_TAGVAR(archive_cmds, $1)='$RM $output_objdir/$soname~$CC -b $wl+b $wl$install_libdir -o $output_objdir/$soname $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags~test "x$output_objdir/$soname" = "x$lib" || mv $output_objdir/$soname $lib'
6790             # Commands to make compiler produce verbose output that lists
6791             # what "hidden" libraries, object files and flags are used when
6792             # linking a shared library.
6793             #
6794             # There doesn't appear to be a way to prevent this compiler from
6795             # explicitly linking system object files so we need to strip them
6796             # from the output so that they don't get included in the library
6797             # dependencies.
6798             output_verbose_link_cmd='templist=`($CC -b $CFLAGS -v conftest.$objext 2>&1) | $EGREP "\-L"`; list= ; for z in $templist; do case $z in conftest.$objext) list="$list $z";; *.$objext);; *) list="$list $z";;esac; done; func_echo_all "$list"'
6799             ;;
6800           *)
6801             if test yes = "$GXX"; then
6802               _LT_TAGVAR(archive_cmds, $1)='$RM $output_objdir/$soname~$CC -shared -nostdlib $pic_flag $wl+b $wl$install_libdir -o $output_objdir/$soname $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags~test "x$output_objdir/$soname" = "x$lib" || mv $output_objdir/$soname $lib'
6803             else
6804               # FIXME: insert proper C++ library support
6805               _LT_TAGVAR(ld_shlibs, $1)=no
6806             fi
6807             ;;
6808         esac
6809         ;;
6810
6811       hpux10*|hpux11*)
6812         if test no = "$with_gnu_ld"; then
6813           _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl+b $wl$libdir'
6814           _LT_TAGVAR(hardcode_libdir_separator, $1)=:
6815
6816           case $host_cpu in
6817             hppa*64*|ia64*)
6818               ;;
6819             *)
6820               _LT_TAGVAR(export_dynamic_flag_spec, $1)='$wl-E'
6821               ;;
6822           esac
6823         fi
6824         case $host_cpu in
6825           hppa*64*|ia64*)
6826             _LT_TAGVAR(hardcode_direct, $1)=no
6827             _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
6828             ;;
6829           *)
6830             _LT_TAGVAR(hardcode_direct, $1)=yes
6831             _LT_TAGVAR(hardcode_direct_absolute, $1)=yes
6832             _LT_TAGVAR(hardcode_minus_L, $1)=yes # Not in the search PATH,
6833                                                  # but as the default
6834                                                  # location of the library.
6835             ;;
6836         esac
6837
6838         case $cc_basename in
6839           CC*)
6840             # FIXME: insert proper C++ library support
6841             _LT_TAGVAR(ld_shlibs, $1)=no
6842             ;;
6843           aCC*)
6844             case $host_cpu in
6845               hppa*64*)
6846                 _LT_TAGVAR(archive_cmds, $1)='$CC -b $wl+h $wl$soname -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags'
6847                 ;;
6848               ia64*)
6849                 _LT_TAGVAR(archive_cmds, $1)='$CC -b $wl+h $wl$soname $wl+nodefaultrpath -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags'
6850                 ;;
6851               *)
6852                 _LT_TAGVAR(archive_cmds, $1)='$CC -b $wl+h $wl$soname $wl+b $wl$install_libdir -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags'
6853                 ;;
6854             esac
6855             # Commands to make compiler produce verbose output that lists
6856             # what "hidden" libraries, object files and flags are used when
6857             # linking a shared library.
6858             #
6859             # There doesn't appear to be a way to prevent this compiler from
6860             # explicitly linking system object files so we need to strip them
6861             # from the output so that they don't get included in the library
6862             # dependencies.
6863             output_verbose_link_cmd='templist=`($CC -b $CFLAGS -v conftest.$objext 2>&1) | $GREP "\-L"`; list= ; for z in $templist; do case $z in conftest.$objext) list="$list $z";; *.$objext);; *) list="$list $z";;esac; done; func_echo_all "$list"'
6864             ;;
6865           *)
6866             if test yes = "$GXX"; then
6867               if test no = "$with_gnu_ld"; then
6868                 case $host_cpu in
6869                   hppa*64*)
6870                     _LT_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib -fPIC $wl+h $wl$soname -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags'
6871                     ;;
6872                   ia64*)
6873                     _LT_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib $pic_flag $wl+h $wl$soname $wl+nodefaultrpath -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags'
6874                     ;;
6875                   *)
6876                     _LT_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib $pic_flag $wl+h $wl$soname $wl+b $wl$install_libdir -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags'
6877                     ;;
6878                 esac
6879               fi
6880             else
6881               # FIXME: insert proper C++ library support
6882               _LT_TAGVAR(ld_shlibs, $1)=no
6883             fi
6884             ;;
6885         esac
6886         ;;
6887
6888       interix[[3-9]]*)
6889         _LT_TAGVAR(hardcode_direct, $1)=no
6890         _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
6891         _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl-rpath,$libdir'
6892         _LT_TAGVAR(export_dynamic_flag_spec, $1)='$wl-E'
6893         # Hack: On Interix 3.x, we cannot compile PIC because of a broken gcc.
6894         # Instead, shared libraries are loaded at an image base (0x10000000 by
6895         # default) and relocated if they conflict, which is a slow very memory
6896         # consuming and fragmenting process.  To avoid this, we pick a random,
6897         # 256 KiB-aligned image base between 0x50000000 and 0x6FFC0000 at link
6898         # time.  Moving up from 0x10000000 also allows more sbrk(2) space.
6899         _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag $libobjs $deplibs $compiler_flags $wl-h,$soname $wl--image-base,`expr ${RANDOM-$$} % 4096 / 2 \* 262144 + 1342177280` -o $lib'
6900         _LT_TAGVAR(archive_expsym_cmds, $1)='sed "s|^|_|" $export_symbols >$output_objdir/$soname.expsym~$CC -shared $pic_flag $libobjs $deplibs $compiler_flags $wl-h,$soname $wl--retain-symbols-file,$output_objdir/$soname.expsym $wl--image-base,`expr ${RANDOM-$$} % 4096 / 2 \* 262144 + 1342177280` -o $lib'
6901         ;;
6902       irix5* | irix6*)
6903         case $cc_basename in
6904           CC*)
6905             # SGI C++
6906             _LT_TAGVAR(archive_cmds, $1)='$CC -shared -all -multigot $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -soname $soname `test -n "$verstring" && func_echo_all "-set_version $verstring"` -update_registry $output_objdir/so_locations -o $lib'
6907
6908             # Archives containing C++ object files must be created using
6909             # "CC -ar", where "CC" is the IRIX C++ compiler.  This is
6910             # necessary to make sure instantiated templates are included
6911             # in the archive.
6912             _LT_TAGVAR(old_archive_cmds, $1)='$CC -ar -WR,-u -o $oldlib $oldobjs'
6913             ;;
6914           *)
6915             if test yes = "$GXX"; then
6916               if test no = "$with_gnu_ld"; then
6917                 _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags $wl-soname $wl$soname `test -n "$verstring" && func_echo_all "$wl-set_version $wl$verstring"` $wl-update_registry $wl$output_objdir/so_locations -o $lib'
6918               else
6919                 _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags $wl-soname $wl$soname `test -n "$verstring" && func_echo_all "$wl-set_version $wl$verstring"` -o $lib'
6920               fi
6921             fi
6922             _LT_TAGVAR(link_all_deplibs, $1)=yes
6923             ;;
6924         esac
6925         _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl-rpath $wl$libdir'
6926         _LT_TAGVAR(hardcode_libdir_separator, $1)=:
6927         _LT_TAGVAR(inherit_rpath, $1)=yes
6928         ;;
6929
6930       linux* | k*bsd*-gnu | kopensolaris*-gnu | gnu*)
6931         case $cc_basename in
6932           KCC*)
6933             # Kuck and Associates, Inc. (KAI) C++ Compiler
6934
6935             # KCC will only create a shared library if the output file
6936             # ends with ".so" (or ".sl" for HP-UX), so rename the library
6937             # to its proper name (with version) after linking.
6938             _LT_TAGVAR(archive_cmds, $1)='tempext=`echo $shared_ext | $SED -e '\''s/\([[^()0-9A-Za-z{}]]\)/\\\\\1/g'\''`; templib=`echo $lib | $SED -e "s/\$tempext\..*/.so/"`; $CC $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags --soname $soname -o \$templib; mv \$templib $lib'
6939             _LT_TAGVAR(archive_expsym_cmds, $1)='tempext=`echo $shared_ext | $SED -e '\''s/\([[^()0-9A-Za-z{}]]\)/\\\\\1/g'\''`; templib=`echo $lib | $SED -e "s/\$tempext\..*/.so/"`; $CC $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags --soname $soname -o \$templib $wl-retain-symbols-file,$export_symbols; mv \$templib $lib'
6940             # Commands to make compiler produce verbose output that lists
6941             # what "hidden" libraries, object files and flags are used when
6942             # linking a shared library.
6943             #
6944             # There doesn't appear to be a way to prevent this compiler from
6945             # explicitly linking system object files so we need to strip them
6946             # from the output so that they don't get included in the library
6947             # dependencies.
6948             output_verbose_link_cmd='templist=`$CC $CFLAGS -v conftest.$objext -o libconftest$shared_ext 2>&1 | $GREP "ld"`; rm -f libconftest$shared_ext; list= ; for z in $templist; do case $z in conftest.$objext) list="$list $z";; *.$objext);; *) list="$list $z";;esac; done; func_echo_all "$list"'
6949
6950             _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl-rpath,$libdir'
6951             _LT_TAGVAR(export_dynamic_flag_spec, $1)='$wl--export-dynamic'
6952
6953             # Archives containing C++ object files must be created using
6954             # "CC -Bstatic", where "CC" is the KAI C++ compiler.
6955             _LT_TAGVAR(old_archive_cmds, $1)='$CC -Bstatic -o $oldlib $oldobjs'
6956             ;;
6957           icpc* | ecpc* )
6958             # Intel C++
6959             with_gnu_ld=yes
6960             # version 8.0 and above of icpc choke on multiply defined symbols
6961             # if we add $predep_objects and $postdep_objects, however 7.1 and
6962             # earlier do not add the objects themselves.
6963             case `$CC -V 2>&1` in
6964               *"Version 7."*)
6965                 _LT_TAGVAR(archive_cmds, $1)='$CC -shared $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags $wl-soname $wl$soname -o $lib'
6966                 _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags $wl-soname $wl$soname $wl-retain-symbols-file $wl$export_symbols -o $lib'
6967                 ;;
6968               *)  # Version 8.0 or newer
6969                 tmp_idyn=
6970                 case $host_cpu in
6971                   ia64*) tmp_idyn=' -i_dynamic';;
6972                 esac
6973                 _LT_TAGVAR(archive_cmds, $1)='$CC -shared'"$tmp_idyn"' $libobjs $deplibs $compiler_flags $wl-soname $wl$soname -o $lib'
6974                 _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared'"$tmp_idyn"' $libobjs $deplibs $compiler_flags $wl-soname $wl$soname $wl-retain-symbols-file $wl$export_symbols -o $lib'
6975                 ;;
6976             esac
6977             _LT_TAGVAR(archive_cmds_need_lc, $1)=no
6978             _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl-rpath,$libdir'
6979             _LT_TAGVAR(export_dynamic_flag_spec, $1)='$wl--export-dynamic'
6980             _LT_TAGVAR(whole_archive_flag_spec, $1)='$wl--whole-archive$convenience $wl--no-whole-archive'
6981             ;;
6982           pgCC* | pgcpp*)
6983             # Portland Group C++ compiler
6984             case `$CC -V` in
6985             *pgCC\ [[1-5]].* | *pgcpp\ [[1-5]].*)
6986               _LT_TAGVAR(prelink_cmds, $1)='tpldir=Template.dir~
6987                rm -rf $tpldir~
6988                $CC --prelink_objects --instantiation_dir $tpldir $objs $libobjs $compile_deplibs~
6989                compile_command="$compile_command `find $tpldir -name \*.o | sort | $NL2SP`"'
6990               _LT_TAGVAR(old_archive_cmds, $1)='tpldir=Template.dir~
6991                 rm -rf $tpldir~
6992                 $CC --prelink_objects --instantiation_dir $tpldir $oldobjs$old_deplibs~
6993                 $AR $AR_FLAGS $oldlib$oldobjs$old_deplibs `find $tpldir -name \*.o | sort | $NL2SP`~
6994                 $RANLIB $oldlib'
6995               _LT_TAGVAR(archive_cmds, $1)='tpldir=Template.dir~
6996                 rm -rf $tpldir~
6997                 $CC --prelink_objects --instantiation_dir $tpldir $predep_objects $libobjs $deplibs $convenience $postdep_objects~
6998                 $CC -shared $pic_flag $predep_objects $libobjs $deplibs `find $tpldir -name \*.o | sort | $NL2SP` $postdep_objects $compiler_flags $wl-soname $wl$soname -o $lib'
6999               _LT_TAGVAR(archive_expsym_cmds, $1)='tpldir=Template.dir~
7000                 rm -rf $tpldir~
7001                 $CC --prelink_objects --instantiation_dir $tpldir $predep_objects $libobjs $deplibs $convenience $postdep_objects~
7002                 $CC -shared $pic_flag $predep_objects $libobjs $deplibs `find $tpldir -name \*.o | sort | $NL2SP` $postdep_objects $compiler_flags $wl-soname $wl$soname $wl-retain-symbols-file $wl$export_symbols -o $lib'
7003               ;;
7004             *) # Version 6 and above use weak symbols
7005               _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags $wl-soname $wl$soname -o $lib'
7006               _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $pic_flag $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags $wl-soname $wl$soname $wl-retain-symbols-file $wl$export_symbols -o $lib'
7007               ;;
7008             esac
7009
7010             _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl--rpath $wl$libdir'
7011             _LT_TAGVAR(export_dynamic_flag_spec, $1)='$wl--export-dynamic'
7012             _LT_TAGVAR(whole_archive_flag_spec, $1)='$wl--whole-archive`for conv in $convenience\"\"; do test  -n \"$conv\" && new_convenience=\"$new_convenience,$conv\"; done; func_echo_all \"$new_convenience\"` $wl--no-whole-archive'
7013             ;;
7014           cxx*)
7015             # Compaq C++
7016             _LT_TAGVAR(archive_cmds, $1)='$CC -shared $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags $wl-soname $wl$soname -o $lib'
7017             _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags $wl-soname $wl$soname  -o $lib $wl-retain-symbols-file $wl$export_symbols'
7018
7019             runpath_var=LD_RUN_PATH
7020             _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-rpath $libdir'
7021             _LT_TAGVAR(hardcode_libdir_separator, $1)=:
7022
7023             # Commands to make compiler produce verbose output that lists
7024             # what "hidden" libraries, object files and flags are used when
7025             # linking a shared library.
7026             #
7027             # There doesn't appear to be a way to prevent this compiler from
7028             # explicitly linking system object files so we need to strip them
7029             # from the output so that they don't get included in the library
7030             # dependencies.
7031             output_verbose_link_cmd='templist=`$CC -shared $CFLAGS -v conftest.$objext 2>&1 | $GREP "ld"`; templist=`func_echo_all "$templist" | $SED "s/\(^.*ld.*\)\( .*ld .*$\)/\1/"`; list= ; for z in $templist; do case $z in conftest.$objext) list="$list $z";; *.$objext);; *) list="$list $z";;esac; done; func_echo_all "X$list" | $Xsed'
7032             ;;
7033           xl* | mpixl* | bgxl*)
7034             # IBM XL 8.0 on PPC, with GNU ld
7035             _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl-rpath $wl$libdir'
7036             _LT_TAGVAR(export_dynamic_flag_spec, $1)='$wl--export-dynamic'
7037             _LT_TAGVAR(archive_cmds, $1)='$CC -qmkshrobj $libobjs $deplibs $compiler_flags $wl-soname $wl$soname -o $lib'
7038             if test yes = "$supports_anon_versioning"; then
7039               _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $output_objdir/$libname.ver~
7040                 cat $export_symbols | sed -e "s/\(.*\)/\1;/" >> $output_objdir/$libname.ver~
7041                 echo "local: *; };" >> $output_objdir/$libname.ver~
7042                 $CC -qmkshrobj $libobjs $deplibs $compiler_flags $wl-soname $wl$soname $wl-version-script $wl$output_objdir/$libname.ver -o $lib'
7043             fi
7044             ;;
7045           *)
7046             case `$CC -V 2>&1 | sed 5q` in
7047             *Sun\ C*)
7048               # Sun C++ 5.9
7049               _LT_TAGVAR(no_undefined_flag, $1)=' -zdefs'
7050               _LT_TAGVAR(archive_cmds, $1)='$CC -G$allow_undefined_flag -h$soname -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags'
7051               _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -G$allow_undefined_flag -h$soname -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags $wl-retain-symbols-file $wl$export_symbols'
7052               _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir'
7053               _LT_TAGVAR(whole_archive_flag_spec, $1)='$wl--whole-archive`new_convenience=; for conv in $convenience\"\"; do test -z \"$conv\" || new_convenience=\"$new_convenience,$conv\"; done; func_echo_all \"$new_convenience\"` $wl--no-whole-archive'
7054               _LT_TAGVAR(compiler_needs_object, $1)=yes
7055
7056               # Not sure whether something based on
7057               # $CC $CFLAGS -v conftest.$objext -o libconftest$shared_ext 2>&1
7058               # would be better.
7059               output_verbose_link_cmd='func_echo_all'
7060
7061               # Archives containing C++ object files must be created using
7062               # "CC -xar", where "CC" is the Sun C++ compiler.  This is
7063               # necessary to make sure instantiated templates are included
7064               # in the archive.
7065               _LT_TAGVAR(old_archive_cmds, $1)='$CC -xar -o $oldlib $oldobjs'
7066               ;;
7067             esac
7068             ;;
7069         esac
7070         ;;
7071
7072       lynxos*)
7073         # FIXME: insert proper C++ library support
7074         _LT_TAGVAR(ld_shlibs, $1)=no
7075         ;;
7076
7077       m88k*)
7078         # FIXME: insert proper C++ library support
7079         _LT_TAGVAR(ld_shlibs, $1)=no
7080         ;;
7081
7082       mvs*)
7083         case $cc_basename in
7084           cxx*)
7085             # FIXME: insert proper C++ library support
7086             _LT_TAGVAR(ld_shlibs, $1)=no
7087             ;;
7088           *)
7089             # FIXME: insert proper C++ library support
7090             _LT_TAGVAR(ld_shlibs, $1)=no
7091             ;;
7092         esac
7093         ;;
7094
7095       netbsd*)
7096         if echo __ELF__ | $CC -E - | $GREP __ELF__ >/dev/null; then
7097           _LT_TAGVAR(archive_cmds, $1)='$LD -Bshareable  -o $lib $predep_objects $libobjs $deplibs $postdep_objects $linker_flags'
7098           wlarc=
7099           _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir'
7100           _LT_TAGVAR(hardcode_direct, $1)=yes
7101           _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
7102         fi
7103         # Workaround some broken pre-1.5 toolchains
7104         output_verbose_link_cmd='$CC -shared $CFLAGS -v conftest.$objext 2>&1 | $GREP conftest.$objext | $SED -e "s:-lgcc -lc -lgcc::"'
7105         ;;
7106
7107       *nto* | *qnx*)
7108         _LT_TAGVAR(ld_shlibs, $1)=yes
7109         ;;
7110
7111       openbsd* | bitrig*)
7112         if test -f /usr/libexec/ld.so; then
7113           _LT_TAGVAR(hardcode_direct, $1)=yes
7114           _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
7115           _LT_TAGVAR(hardcode_direct_absolute, $1)=yes
7116           _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -o $lib'
7117           _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl-rpath,$libdir'
7118           if test -z "`echo __ELF__ | $CC -E - | grep __ELF__`"; then
7119             _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $pic_flag $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags $wl-retain-symbols-file,$export_symbols -o $lib'
7120             _LT_TAGVAR(export_dynamic_flag_spec, $1)='$wl-E'
7121             _LT_TAGVAR(whole_archive_flag_spec, $1)=$wlarc'--whole-archive$convenience '$wlarc'--no-whole-archive'
7122           fi
7123           output_verbose_link_cmd=func_echo_all
7124         else
7125           _LT_TAGVAR(ld_shlibs, $1)=no
7126         fi
7127         ;;
7128
7129       osf3* | osf4* | osf5*)
7130         case $cc_basename in
7131           KCC*)
7132             # Kuck and Associates, Inc. (KAI) C++ Compiler
7133
7134             # KCC will only create a shared library if the output file
7135             # ends with ".so" (or ".sl" for HP-UX), so rename the library
7136             # to its proper name (with version) after linking.
7137             _LT_TAGVAR(archive_cmds, $1)='tempext=`echo $shared_ext | $SED -e '\''s/\([[^()0-9A-Za-z{}]]\)/\\\\\1/g'\''`; templib=`echo "$lib" | $SED -e "s/\$tempext\..*/.so/"`; $CC $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags --soname $soname -o \$templib; mv \$templib $lib'
7138
7139             _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl-rpath,$libdir'
7140             _LT_TAGVAR(hardcode_libdir_separator, $1)=:
7141
7142             # Archives containing C++ object files must be created using
7143             # the KAI C++ compiler.
7144             case $host in
7145               osf3*) _LT_TAGVAR(old_archive_cmds, $1)='$CC -Bstatic -o $oldlib $oldobjs' ;;
7146               *) _LT_TAGVAR(old_archive_cmds, $1)='$CC -o $oldlib $oldobjs' ;;
7147             esac
7148             ;;
7149           RCC*)
7150             # Rational C++ 2.4.1
7151             # FIXME: insert proper C++ library support
7152             _LT_TAGVAR(ld_shlibs, $1)=no
7153             ;;
7154           cxx*)
7155             case $host in
7156               osf3*)
7157                 _LT_TAGVAR(allow_undefined_flag, $1)=' $wl-expect_unresolved $wl\*'
7158                 _LT_TAGVAR(archive_cmds, $1)='$CC -shared$allow_undefined_flag $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags $wl-soname $soname `test -n "$verstring" && func_echo_all "$wl-set_version $verstring"` -update_registry $output_objdir/so_locations -o $lib'
7159                 _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl-rpath $wl$libdir'
7160                 ;;
7161               *)
7162                 _LT_TAGVAR(allow_undefined_flag, $1)=' -expect_unresolved \*'
7163                 _LT_TAGVAR(archive_cmds, $1)='$CC -shared$allow_undefined_flag $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -msym -soname $soname `test -n "$verstring" && func_echo_all "-set_version $verstring"` -update_registry $output_objdir/so_locations -o $lib'
7164                 _LT_TAGVAR(archive_expsym_cmds, $1)='for i in `cat $export_symbols`; do printf "%s %s\\n" -exported_symbol "\$i" >> $lib.exp; done~
7165                   echo "-hidden">> $lib.exp~
7166                   $CC -shared$allow_undefined_flag $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -msym -soname $soname $wl-input $wl$lib.exp  `test -n "$verstring" && $ECHO "-set_version $verstring"` -update_registry $output_objdir/so_locations -o $lib~
7167                   $RM $lib.exp'
7168                 _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-rpath $libdir'
7169                 ;;
7170             esac
7171
7172             _LT_TAGVAR(hardcode_libdir_separator, $1)=:
7173
7174             # Commands to make compiler produce verbose output that lists
7175             # what "hidden" libraries, object files and flags are used when
7176             # linking a shared library.
7177             #
7178             # There doesn't appear to be a way to prevent this compiler from
7179             # explicitly linking system object files so we need to strip them
7180             # from the output so that they don't get included in the library
7181             # dependencies.
7182             output_verbose_link_cmd='templist=`$CC -shared $CFLAGS -v conftest.$objext 2>&1 | $GREP "ld" | $GREP -v "ld:"`; templist=`func_echo_all "$templist" | $SED "s/\(^.*ld.*\)\( .*ld.*$\)/\1/"`; list= ; for z in $templist; do case $z in conftest.$objext) list="$list $z";; *.$objext);; *) list="$list $z";;esac; done; func_echo_all "$list"'
7183             ;;
7184           *)
7185             if test yes,no = "$GXX,$with_gnu_ld"; then
7186               _LT_TAGVAR(allow_undefined_flag, $1)=' $wl-expect_unresolved $wl\*'
7187               case $host in
7188                 osf3*)
7189                   _LT_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib $allow_undefined_flag $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags $wl-soname $wl$soname `test -n "$verstring" && func_echo_all "$wl-set_version $wl$verstring"` $wl-update_registry $wl$output_objdir/so_locations -o $lib'
7190                   ;;
7191                 *)
7192                   _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag -nostdlib $allow_undefined_flag $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags $wl-msym $wl-soname $wl$soname `test -n "$verstring" && func_echo_all "$wl-set_version $wl$verstring"` $wl-update_registry $wl$output_objdir/so_locations -o $lib'
7193                   ;;
7194               esac
7195
7196               _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl-rpath $wl$libdir'
7197               _LT_TAGVAR(hardcode_libdir_separator, $1)=:
7198
7199               # Commands to make compiler produce verbose output that lists
7200               # what "hidden" libraries, object files and flags are used when
7201               # linking a shared library.
7202               output_verbose_link_cmd='$CC -shared $CFLAGS -v conftest.$objext 2>&1 | $GREP -v "^Configured with:" | $GREP "\-L"'
7203
7204             else
7205               # FIXME: insert proper C++ library support
7206               _LT_TAGVAR(ld_shlibs, $1)=no
7207             fi
7208             ;;
7209         esac
7210         ;;
7211
7212       psos*)
7213         # FIXME: insert proper C++ library support
7214         _LT_TAGVAR(ld_shlibs, $1)=no
7215         ;;
7216
7217       sunos4*)
7218         case $cc_basename in
7219           CC*)
7220             # Sun C++ 4.x
7221             # FIXME: insert proper C++ library support
7222             _LT_TAGVAR(ld_shlibs, $1)=no
7223             ;;
7224           lcc*)
7225             # Lucid
7226             # FIXME: insert proper C++ library support
7227             _LT_TAGVAR(ld_shlibs, $1)=no
7228             ;;
7229           *)
7230             # FIXME: insert proper C++ library support
7231             _LT_TAGVAR(ld_shlibs, $1)=no
7232             ;;
7233         esac
7234         ;;
7235
7236       solaris*)
7237         case $cc_basename in
7238           CC* | sunCC*)
7239             # Sun C++ 4.2, 5.x and Centerline C++
7240             _LT_TAGVAR(archive_cmds_need_lc,$1)=yes
7241             _LT_TAGVAR(no_undefined_flag, $1)=' -zdefs'
7242             _LT_TAGVAR(archive_cmds, $1)='$CC -G$allow_undefined_flag -h$soname -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags'
7243             _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $lib.exp~cat $export_symbols | $SED -e "s/\(.*\)/\1;/" >> $lib.exp~echo "local: *; };" >> $lib.exp~
7244               $CC -G$allow_undefined_flag $wl-M $wl$lib.exp -h$soname -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags~$RM $lib.exp'
7245
7246             _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir'
7247             _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
7248             case $host_os in
7249               solaris2.[[0-5]] | solaris2.[[0-5]].*) ;;
7250               *)
7251                 # The compiler driver will combine and reorder linker options,
7252                 # but understands '-z linker_flag'.
7253                 # Supported since Solaris 2.6 (maybe 2.5.1?)
7254                 _LT_TAGVAR(whole_archive_flag_spec, $1)='-z allextract$convenience -z defaultextract'
7255                 ;;
7256             esac
7257             _LT_TAGVAR(link_all_deplibs, $1)=yes
7258
7259             output_verbose_link_cmd='func_echo_all'
7260
7261             # Archives containing C++ object files must be created using
7262             # "CC -xar", where "CC" is the Sun C++ compiler.  This is
7263             # necessary to make sure instantiated templates are included
7264             # in the archive.
7265             _LT_TAGVAR(old_archive_cmds, $1)='$CC -xar -o $oldlib $oldobjs'
7266             ;;
7267           gcx*)
7268             # Green Hills C++ Compiler
7269             _LT_TAGVAR(archive_cmds, $1)='$CC -shared $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags $wl-h $wl$soname -o $lib'
7270
7271             # The C++ compiler must be used to create the archive.
7272             _LT_TAGVAR(old_archive_cmds, $1)='$CC $LDFLAGS -archive -o $oldlib $oldobjs'
7273             ;;
7274           *)
7275             # GNU C++ compiler with Solaris linker
7276             if test yes,no = "$GXX,$with_gnu_ld"; then
7277               _LT_TAGVAR(no_undefined_flag, $1)=' $wl-z ${wl}defs'
7278               if $CC --version | $GREP -v '^2\.7' > /dev/null; then
7279                 _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags $wl-h $wl$soname -o $lib'
7280                 _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $lib.exp~cat $export_symbols | $SED -e "s/\(.*\)/\1;/" >> $lib.exp~echo "local: *; };" >> $lib.exp~
7281                   $CC -shared $pic_flag -nostdlib $wl-M $wl$lib.exp $wl-h $wl$soname -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags~$RM $lib.exp'
7282
7283                 # Commands to make compiler produce verbose output that lists
7284                 # what "hidden" libraries, object files and flags are used when
7285                 # linking a shared library.
7286                 output_verbose_link_cmd='$CC -shared $CFLAGS -v conftest.$objext 2>&1 | $GREP -v "^Configured with:" | $GREP "\-L"'
7287               else
7288                 # g++ 2.7 appears to require '-G' NOT '-shared' on this
7289                 # platform.
7290                 _LT_TAGVAR(archive_cmds, $1)='$CC -G -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags $wl-h $wl$soname -o $lib'
7291                 _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $lib.exp~cat $export_symbols | $SED -e "s/\(.*\)/\1;/" >> $lib.exp~echo "local: *; };" >> $lib.exp~
7292                   $CC -G -nostdlib $wl-M $wl$lib.exp $wl-h $wl$soname -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags~$RM $lib.exp'
7293
7294                 # Commands to make compiler produce verbose output that lists
7295                 # what "hidden" libraries, object files and flags are used when
7296                 # linking a shared library.
7297                 output_verbose_link_cmd='$CC -G $CFLAGS -v conftest.$objext 2>&1 | $GREP -v "^Configured with:" | $GREP "\-L"'
7298               fi
7299
7300               _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl-R $wl$libdir'
7301               case $host_os in
7302                 solaris2.[[0-5]] | solaris2.[[0-5]].*) ;;
7303                 *)
7304                   _LT_TAGVAR(whole_archive_flag_spec, $1)='$wl-z ${wl}allextract$convenience $wl-z ${wl}defaultextract'
7305                   ;;
7306               esac
7307             fi
7308             ;;
7309         esac
7310         ;;
7311
7312     sysv4*uw2* | sysv5OpenUNIX* | sysv5UnixWare7.[[01]].[[10]]* | unixware7* | sco3.2v5.0.[[024]]*)
7313       _LT_TAGVAR(no_undefined_flag, $1)='$wl-z,text'
7314       _LT_TAGVAR(archive_cmds_need_lc, $1)=no
7315       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
7316       runpath_var='LD_RUN_PATH'
7317
7318       case $cc_basename in
7319         CC*)
7320           _LT_TAGVAR(archive_cmds, $1)='$CC -G $wl-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
7321           _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -G $wl-Bexport:$export_symbols $wl-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
7322           ;;
7323         *)
7324           _LT_TAGVAR(archive_cmds, $1)='$CC -shared $wl-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
7325           _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $wl-Bexport:$export_symbols $wl-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
7326           ;;
7327       esac
7328       ;;
7329
7330       sysv5* | sco3.2v5* | sco5v6*)
7331         # Note: We CANNOT use -z defs as we might desire, because we do not
7332         # link with -lc, and that would cause any symbols used from libc to
7333         # always be unresolved, which means just about no library would
7334         # ever link correctly.  If we're not using GNU ld we use -z text
7335         # though, which does catch some bad symbols but isn't as heavy-handed
7336         # as -z defs.
7337         _LT_TAGVAR(no_undefined_flag, $1)='$wl-z,text'
7338         _LT_TAGVAR(allow_undefined_flag, $1)='$wl-z,nodefs'
7339         _LT_TAGVAR(archive_cmds_need_lc, $1)=no
7340         _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
7341         _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl-R,$libdir'
7342         _LT_TAGVAR(hardcode_libdir_separator, $1)=':'
7343         _LT_TAGVAR(link_all_deplibs, $1)=yes
7344         _LT_TAGVAR(export_dynamic_flag_spec, $1)='$wl-Bexport'
7345         runpath_var='LD_RUN_PATH'
7346
7347         case $cc_basename in
7348           CC*)
7349             _LT_TAGVAR(archive_cmds, $1)='$CC -G $wl-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
7350             _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -G $wl-Bexport:$export_symbols $wl-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
7351             _LT_TAGVAR(old_archive_cmds, $1)='$CC -Tprelink_objects $oldobjs~
7352               '"$_LT_TAGVAR(old_archive_cmds, $1)"
7353             _LT_TAGVAR(reload_cmds, $1)='$CC -Tprelink_objects $reload_objs~
7354               '"$_LT_TAGVAR(reload_cmds, $1)"
7355             ;;
7356           *)
7357             _LT_TAGVAR(archive_cmds, $1)='$CC -shared $wl-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
7358             _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $wl-Bexport:$export_symbols $wl-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
7359             ;;
7360         esac
7361       ;;
7362
7363       tandem*)
7364         case $cc_basename in
7365           NCC*)
7366             # NonStop-UX NCC 3.20
7367             # FIXME: insert proper C++ library support
7368             _LT_TAGVAR(ld_shlibs, $1)=no
7369             ;;
7370           *)
7371             # FIXME: insert proper C++ library support
7372             _LT_TAGVAR(ld_shlibs, $1)=no
7373             ;;
7374         esac
7375         ;;
7376
7377       vxworks*)
7378         # FIXME: insert proper C++ library support
7379         _LT_TAGVAR(ld_shlibs, $1)=no
7380         ;;
7381
7382       *)
7383         # FIXME: insert proper C++ library support
7384         _LT_TAGVAR(ld_shlibs, $1)=no
7385         ;;
7386     esac
7387
7388     AC_MSG_RESULT([$_LT_TAGVAR(ld_shlibs, $1)])
7389     test no = "$_LT_TAGVAR(ld_shlibs, $1)" && can_build_shared=no
7390
7391     _LT_TAGVAR(GCC, $1)=$GXX
7392     _LT_TAGVAR(LD, $1)=$LD
7393
7394     ## CAVEAT EMPTOR:
7395     ## There is no encapsulation within the following macros, do not change
7396     ## the running order or otherwise move them around unless you know exactly
7397     ## what you are doing...
7398     _LT_SYS_HIDDEN_LIBDEPS($1)
7399     _LT_COMPILER_PIC($1)
7400     _LT_COMPILER_C_O($1)
7401     _LT_COMPILER_FILE_LOCKS($1)
7402     _LT_LINKER_SHLIBS($1)
7403     _LT_SYS_DYNAMIC_LINKER($1)
7404     _LT_LINKER_HARDCODE_LIBPATH($1)
7405
7406     _LT_CONFIG($1)
7407   fi # test -n "$compiler"
7408
7409   CC=$lt_save_CC
7410   CFLAGS=$lt_save_CFLAGS
7411   LDCXX=$LD
7412   LD=$lt_save_LD
7413   GCC=$lt_save_GCC
7414   with_gnu_ld=$lt_save_with_gnu_ld
7415   lt_cv_path_LDCXX=$lt_cv_path_LD
7416   lt_cv_path_LD=$lt_save_path_LD
7417   lt_cv_prog_gnu_ldcxx=$lt_cv_prog_gnu_ld
7418   lt_cv_prog_gnu_ld=$lt_save_with_gnu_ld
7419 fi # test yes != "$_lt_caught_CXX_error"
7420
7421 AC_LANG_POP
7422 ])# _LT_LANG_CXX_CONFIG
7423
7424
7425 # _LT_FUNC_STRIPNAME_CNF
7426 # ----------------------
7427 # func_stripname_cnf prefix suffix name
7428 # strip PREFIX and SUFFIX off of NAME.
7429 # PREFIX and SUFFIX must not contain globbing or regex special
7430 # characters, hashes, percent signs, but SUFFIX may contain a leading
7431 # dot (in which case that matches only a dot).
7432 #
7433 # This function is identical to the (non-XSI) version of func_stripname,
7434 # except this one can be used by m4 code that may be executed by configure,
7435 # rather than the libtool script.
7436 m4_defun([_LT_FUNC_STRIPNAME_CNF],[dnl
7437 AC_REQUIRE([_LT_DECL_SED])
7438 AC_REQUIRE([_LT_PROG_ECHO_BACKSLASH])
7439 func_stripname_cnf ()
7440 {
7441   case @S|@2 in
7442   .*) func_stripname_result=`$ECHO "@S|@3" | $SED "s%^@S|@1%%; s%\\\\@S|@2\$%%"`;;
7443   *)  func_stripname_result=`$ECHO "@S|@3" | $SED "s%^@S|@1%%; s%@S|@2\$%%"`;;
7444   esac
7445 } # func_stripname_cnf
7446 ])# _LT_FUNC_STRIPNAME_CNF
7447
7448
7449 # _LT_SYS_HIDDEN_LIBDEPS([TAGNAME])
7450 # ---------------------------------
7451 # Figure out "hidden" library dependencies from verbose
7452 # compiler output when linking a shared library.
7453 # Parse the compiler output and extract the necessary
7454 # objects, libraries and library flags.
7455 m4_defun([_LT_SYS_HIDDEN_LIBDEPS],
7456 [m4_require([_LT_FILEUTILS_DEFAULTS])dnl
7457 AC_REQUIRE([_LT_FUNC_STRIPNAME_CNF])dnl
7458 # Dependencies to place before and after the object being linked:
7459 _LT_TAGVAR(predep_objects, $1)=
7460 _LT_TAGVAR(postdep_objects, $1)=
7461 _LT_TAGVAR(predeps, $1)=
7462 _LT_TAGVAR(postdeps, $1)=
7463 _LT_TAGVAR(compiler_lib_search_path, $1)=
7464
7465 dnl we can't use the lt_simple_compile_test_code here,
7466 dnl because it contains code intended for an executable,
7467 dnl not a library.  It's possible we should let each
7468 dnl tag define a new lt_????_link_test_code variable,
7469 dnl but it's only used here...
7470 m4_if([$1], [], [cat > conftest.$ac_ext <<_LT_EOF
7471 int a;
7472 void foo (void) { a = 0; }
7473 _LT_EOF
7474 ], [$1], [CXX], [cat > conftest.$ac_ext <<_LT_EOF
7475 class Foo
7476 {
7477 public:
7478   Foo (void) { a = 0; }
7479 private:
7480   int a;
7481 };
7482 _LT_EOF
7483 ], [$1], [F77], [cat > conftest.$ac_ext <<_LT_EOF
7484       subroutine foo
7485       implicit none
7486       integer*4 a
7487       a=0
7488       return
7489       end
7490 _LT_EOF
7491 ], [$1], [FC], [cat > conftest.$ac_ext <<_LT_EOF
7492       subroutine foo
7493       implicit none
7494       integer a
7495       a=0
7496       return
7497       end
7498 _LT_EOF
7499 ], [$1], [GCJ], [cat > conftest.$ac_ext <<_LT_EOF
7500 public class foo {
7501   private int a;
7502   public void bar (void) {
7503     a = 0;
7504   }
7505 };
7506 _LT_EOF
7507 ], [$1], [GO], [cat > conftest.$ac_ext <<_LT_EOF
7508 package foo
7509 func foo() {
7510 }
7511 _LT_EOF
7512 ])
7513
7514 _lt_libdeps_save_CFLAGS=$CFLAGS
7515 case "$CC $CFLAGS " in #(
7516 *\ -flto*\ *) CFLAGS="$CFLAGS -fno-lto" ;;
7517 *\ -fwhopr*\ *) CFLAGS="$CFLAGS -fno-whopr" ;;
7518 *\ -fuse-linker-plugin*\ *) CFLAGS="$CFLAGS -fno-use-linker-plugin" ;;
7519 esac
7520
7521 dnl Parse the compiler output and extract the necessary
7522 dnl objects, libraries and library flags.
7523 if AC_TRY_EVAL(ac_compile); then
7524   # Parse the compiler output and extract the necessary
7525   # objects, libraries and library flags.
7526
7527   # Sentinel used to keep track of whether or not we are before
7528   # the conftest object file.
7529   pre_test_object_deps_done=no
7530
7531   for p in `eval "$output_verbose_link_cmd"`; do
7532     case $prev$p in
7533
7534     -L* | -R* | -l*)
7535        # Some compilers place space between "-{L,R}" and the path.
7536        # Remove the space.
7537        if test x-L = "$p" ||
7538           test x-R = "$p"; then
7539          prev=$p
7540          continue
7541        fi
7542
7543        # Expand the sysroot to ease extracting the directories later.
7544        if test -z "$prev"; then
7545          case $p in
7546          -L*) func_stripname_cnf '-L' '' "$p"; prev=-L; p=$func_stripname_result ;;
7547          -R*) func_stripname_cnf '-R' '' "$p"; prev=-R; p=$func_stripname_result ;;
7548          -l*) func_stripname_cnf '-l' '' "$p"; prev=-l; p=$func_stripname_result ;;
7549          esac
7550        fi
7551        case $p in
7552        =*) func_stripname_cnf '=' '' "$p"; p=$lt_sysroot$func_stripname_result ;;
7553        esac
7554        if test no = "$pre_test_object_deps_done"; then
7555          case $prev in
7556          -L | -R)
7557            # Internal compiler library paths should come after those
7558            # provided the user.  The postdeps already come after the
7559            # user supplied libs so there is no need to process them.
7560            if test -z "$_LT_TAGVAR(compiler_lib_search_path, $1)"; then
7561              _LT_TAGVAR(compiler_lib_search_path, $1)=$prev$p
7562            else
7563              _LT_TAGVAR(compiler_lib_search_path, $1)="${_LT_TAGVAR(compiler_lib_search_path, $1)} $prev$p"
7564            fi
7565            ;;
7566          # The "-l" case would never come before the object being
7567          # linked, so don't bother handling this case.
7568          esac
7569        else
7570          if test -z "$_LT_TAGVAR(postdeps, $1)"; then
7571            _LT_TAGVAR(postdeps, $1)=$prev$p
7572          else
7573            _LT_TAGVAR(postdeps, $1)="${_LT_TAGVAR(postdeps, $1)} $prev$p"
7574          fi
7575        fi
7576        prev=
7577        ;;
7578
7579     *.lto.$objext) ;; # Ignore GCC LTO objects
7580     *.$objext)
7581        # This assumes that the test object file only shows up
7582        # once in the compiler output.
7583        if test "$p" = "conftest.$objext"; then
7584          pre_test_object_deps_done=yes
7585          continue
7586        fi
7587
7588        if test no = "$pre_test_object_deps_done"; then
7589          if test -z "$_LT_TAGVAR(predep_objects, $1)"; then
7590            _LT_TAGVAR(predep_objects, $1)=$p
7591          else
7592            _LT_TAGVAR(predep_objects, $1)="$_LT_TAGVAR(predep_objects, $1) $p"
7593          fi
7594        else
7595          if test -z "$_LT_TAGVAR(postdep_objects, $1)"; then
7596            _LT_TAGVAR(postdep_objects, $1)=$p
7597          else
7598            _LT_TAGVAR(postdep_objects, $1)="$_LT_TAGVAR(postdep_objects, $1) $p"
7599          fi
7600        fi
7601        ;;
7602
7603     *) ;; # Ignore the rest.
7604
7605     esac
7606   done
7607
7608   # Clean up.
7609   rm -f a.out a.exe
7610 else
7611   echo "libtool.m4: error: problem compiling $1 test program"
7612 fi
7613
7614 $RM -f confest.$objext
7615 CFLAGS=$_lt_libdeps_save_CFLAGS
7616
7617 # PORTME: override above test on systems where it is broken
7618 m4_if([$1], [CXX],
7619 [case $host_os in
7620 interix[[3-9]]*)
7621   # Interix 3.5 installs completely hosed .la files for C++, so rather than
7622   # hack all around it, let's just trust "g++" to DTRT.
7623   _LT_TAGVAR(predep_objects,$1)=
7624   _LT_TAGVAR(postdep_objects,$1)=
7625   _LT_TAGVAR(postdeps,$1)=
7626   ;;
7627 esac
7628 ])
7629
7630 case " $_LT_TAGVAR(postdeps, $1) " in
7631 *" -lc "*) _LT_TAGVAR(archive_cmds_need_lc, $1)=no ;;
7632 esac
7633  _LT_TAGVAR(compiler_lib_search_dirs, $1)=
7634 if test -n "${_LT_TAGVAR(compiler_lib_search_path, $1)}"; then
7635  _LT_TAGVAR(compiler_lib_search_dirs, $1)=`echo " ${_LT_TAGVAR(compiler_lib_search_path, $1)}" | $SED -e 's! -L! !g' -e 's!^ !!'`
7636 fi
7637 _LT_TAGDECL([], [compiler_lib_search_dirs], [1],
7638     [The directories searched by this compiler when creating a shared library])
7639 _LT_TAGDECL([], [predep_objects], [1],
7640     [Dependencies to place before and after the objects being linked to
7641     create a shared library])
7642 _LT_TAGDECL([], [postdep_objects], [1])
7643 _LT_TAGDECL([], [predeps], [1])
7644 _LT_TAGDECL([], [postdeps], [1])
7645 _LT_TAGDECL([], [compiler_lib_search_path], [1],
7646     [The library search path used internally by the compiler when linking
7647     a shared library])
7648 ])# _LT_SYS_HIDDEN_LIBDEPS
7649
7650
7651 # _LT_LANG_F77_CONFIG([TAG])
7652 # --------------------------
7653 # Ensure that the configuration variables for a Fortran 77 compiler are
7654 # suitably defined.  These variables are subsequently used by _LT_CONFIG
7655 # to write the compiler configuration to 'libtool'.
7656 m4_defun([_LT_LANG_F77_CONFIG],
7657 [AC_LANG_PUSH(Fortran 77)
7658 if test -z "$F77" || test no = "$F77"; then
7659   _lt_disable_F77=yes
7660 fi
7661
7662 _LT_TAGVAR(archive_cmds_need_lc, $1)=no
7663 _LT_TAGVAR(allow_undefined_flag, $1)=
7664 _LT_TAGVAR(always_export_symbols, $1)=no
7665 _LT_TAGVAR(archive_expsym_cmds, $1)=
7666 _LT_TAGVAR(export_dynamic_flag_spec, $1)=
7667 _LT_TAGVAR(hardcode_direct, $1)=no
7668 _LT_TAGVAR(hardcode_direct_absolute, $1)=no
7669 _LT_TAGVAR(hardcode_libdir_flag_spec, $1)=
7670 _LT_TAGVAR(hardcode_libdir_separator, $1)=
7671 _LT_TAGVAR(hardcode_minus_L, $1)=no
7672 _LT_TAGVAR(hardcode_automatic, $1)=no
7673 _LT_TAGVAR(inherit_rpath, $1)=no
7674 _LT_TAGVAR(module_cmds, $1)=
7675 _LT_TAGVAR(module_expsym_cmds, $1)=
7676 _LT_TAGVAR(link_all_deplibs, $1)=unknown
7677 _LT_TAGVAR(old_archive_cmds, $1)=$old_archive_cmds
7678 _LT_TAGVAR(reload_flag, $1)=$reload_flag
7679 _LT_TAGVAR(reload_cmds, $1)=$reload_cmds
7680 _LT_TAGVAR(no_undefined_flag, $1)=
7681 _LT_TAGVAR(whole_archive_flag_spec, $1)=
7682 _LT_TAGVAR(enable_shared_with_static_runtimes, $1)=no
7683
7684 # Source file extension for f77 test sources.
7685 ac_ext=f
7686
7687 # Object file extension for compiled f77 test sources.
7688 objext=o
7689 _LT_TAGVAR(objext, $1)=$objext
7690
7691 # No sense in running all these tests if we already determined that
7692 # the F77 compiler isn't working.  Some variables (like enable_shared)
7693 # are currently assumed to apply to all compilers on this platform,
7694 # and will be corrupted by setting them based on a non-working compiler.
7695 if test yes != "$_lt_disable_F77"; then
7696   # Code to be used in simple compile tests
7697   lt_simple_compile_test_code="\
7698       subroutine t
7699       return
7700       end
7701 "
7702
7703   # Code to be used in simple link tests
7704   lt_simple_link_test_code="\
7705       program t
7706       end
7707 "
7708
7709   # ltmain only uses $CC for tagged configurations so make sure $CC is set.
7710   _LT_TAG_COMPILER
7711
7712   # save warnings/boilerplate of simple test code
7713   _LT_COMPILER_BOILERPLATE
7714   _LT_LINKER_BOILERPLATE
7715
7716   # Allow CC to be a program name with arguments.
7717   lt_save_CC=$CC
7718   lt_save_GCC=$GCC
7719   lt_save_CFLAGS=$CFLAGS
7720   CC=${F77-"f77"}
7721   CFLAGS=$FFLAGS
7722   compiler=$CC
7723   _LT_TAGVAR(compiler, $1)=$CC
7724   _LT_CC_BASENAME([$compiler])
7725   GCC=$G77
7726   if test -n "$compiler"; then
7727     AC_MSG_CHECKING([if libtool supports shared libraries])
7728     AC_MSG_RESULT([$can_build_shared])
7729
7730     AC_MSG_CHECKING([whether to build shared libraries])
7731     test no = "$can_build_shared" && enable_shared=no
7732
7733     # On AIX, shared libraries and static libraries use the same namespace, and
7734     # are all built from PIC.
7735     case $host_os in
7736       aix3*)
7737         test yes = "$enable_shared" && enable_static=no
7738         if test -n "$RANLIB"; then
7739           archive_cmds="$archive_cmds~\$RANLIB \$lib"
7740           postinstall_cmds='$RANLIB $lib'
7741         fi
7742         ;;
7743       aix[[4-9]]*)
7744         if test ia64 != "$host_cpu"; then
7745           case $enable_shared,$with_aix_soname,$aix_use_runtimelinking in
7746           yes,aix,yes) ;;               # shared object as lib.so file only
7747           yes,svr4,*) ;;                # shared object as lib.so archive member only
7748           yes,*) enable_static=no ;;    # shared object in lib.a archive as well
7749           esac
7750         fi
7751         ;;
7752     esac
7753     AC_MSG_RESULT([$enable_shared])
7754
7755     AC_MSG_CHECKING([whether to build static libraries])
7756     # Make sure either enable_shared or enable_static is yes.
7757     test yes = "$enable_shared" || enable_static=yes
7758     AC_MSG_RESULT([$enable_static])
7759
7760     _LT_TAGVAR(GCC, $1)=$G77
7761     _LT_TAGVAR(LD, $1)=$LD
7762
7763     ## CAVEAT EMPTOR:
7764     ## There is no encapsulation within the following macros, do not change
7765     ## the running order or otherwise move them around unless you know exactly
7766     ## what you are doing...
7767     _LT_COMPILER_PIC($1)
7768     _LT_COMPILER_C_O($1)
7769     _LT_COMPILER_FILE_LOCKS($1)
7770     _LT_LINKER_SHLIBS($1)
7771     _LT_SYS_DYNAMIC_LINKER($1)
7772     _LT_LINKER_HARDCODE_LIBPATH($1)
7773
7774     _LT_CONFIG($1)
7775   fi # test -n "$compiler"
7776
7777   GCC=$lt_save_GCC
7778   CC=$lt_save_CC
7779   CFLAGS=$lt_save_CFLAGS
7780 fi # test yes != "$_lt_disable_F77"
7781
7782 AC_LANG_POP
7783 ])# _LT_LANG_F77_CONFIG
7784
7785
7786 # _LT_LANG_FC_CONFIG([TAG])
7787 # -------------------------
7788 # Ensure that the configuration variables for a Fortran compiler are
7789 # suitably defined.  These variables are subsequently used by _LT_CONFIG
7790 # to write the compiler configuration to 'libtool'.
7791 m4_defun([_LT_LANG_FC_CONFIG],
7792 [AC_LANG_PUSH(Fortran)
7793
7794 if test -z "$FC" || test no = "$FC"; then
7795   _lt_disable_FC=yes
7796 fi
7797
7798 _LT_TAGVAR(archive_cmds_need_lc, $1)=no
7799 _LT_TAGVAR(allow_undefined_flag, $1)=
7800 _LT_TAGVAR(always_export_symbols, $1)=no
7801 _LT_TAGVAR(archive_expsym_cmds, $1)=
7802 _LT_TAGVAR(export_dynamic_flag_spec, $1)=
7803 _LT_TAGVAR(hardcode_direct, $1)=no
7804 _LT_TAGVAR(hardcode_direct_absolute, $1)=no
7805 _LT_TAGVAR(hardcode_libdir_flag_spec, $1)=
7806 _LT_TAGVAR(hardcode_libdir_separator, $1)=
7807 _LT_TAGVAR(hardcode_minus_L, $1)=no
7808 _LT_TAGVAR(hardcode_automatic, $1)=no
7809 _LT_TAGVAR(inherit_rpath, $1)=no
7810 _LT_TAGVAR(module_cmds, $1)=
7811 _LT_TAGVAR(module_expsym_cmds, $1)=
7812 _LT_TAGVAR(link_all_deplibs, $1)=unknown
7813 _LT_TAGVAR(old_archive_cmds, $1)=$old_archive_cmds
7814 _LT_TAGVAR(reload_flag, $1)=$reload_flag
7815 _LT_TAGVAR(reload_cmds, $1)=$reload_cmds
7816 _LT_TAGVAR(no_undefined_flag, $1)=
7817 _LT_TAGVAR(whole_archive_flag_spec, $1)=
7818 _LT_TAGVAR(enable_shared_with_static_runtimes, $1)=no
7819
7820 # Source file extension for fc test sources.
7821 ac_ext=${ac_fc_srcext-f}
7822
7823 # Object file extension for compiled fc test sources.
7824 objext=o
7825 _LT_TAGVAR(objext, $1)=$objext
7826
7827 # No sense in running all these tests if we already determined that
7828 # the FC compiler isn't working.  Some variables (like enable_shared)
7829 # are currently assumed to apply to all compilers on this platform,
7830 # and will be corrupted by setting them based on a non-working compiler.
7831 if test yes != "$_lt_disable_FC"; then
7832   # Code to be used in simple compile tests
7833   lt_simple_compile_test_code="\
7834       subroutine t
7835       return
7836       end
7837 "
7838
7839   # Code to be used in simple link tests
7840   lt_simple_link_test_code="\
7841       program t
7842       end
7843 "
7844
7845   # ltmain only uses $CC for tagged configurations so make sure $CC is set.
7846   _LT_TAG_COMPILER
7847
7848   # save warnings/boilerplate of simple test code
7849   _LT_COMPILER_BOILERPLATE
7850   _LT_LINKER_BOILERPLATE
7851
7852   # Allow CC to be a program name with arguments.
7853   lt_save_CC=$CC
7854   lt_save_GCC=$GCC
7855   lt_save_CFLAGS=$CFLAGS
7856   CC=${FC-"f95"}
7857   CFLAGS=$FCFLAGS
7858   compiler=$CC
7859   GCC=$ac_cv_fc_compiler_gnu
7860
7861   _LT_TAGVAR(compiler, $1)=$CC
7862   _LT_CC_BASENAME([$compiler])
7863
7864   if test -n "$compiler"; then
7865     AC_MSG_CHECKING([if libtool supports shared libraries])
7866     AC_MSG_RESULT([$can_build_shared])
7867
7868     AC_MSG_CHECKING([whether to build shared libraries])
7869     test no = "$can_build_shared" && enable_shared=no
7870
7871     # On AIX, shared libraries and static libraries use the same namespace, and
7872     # are all built from PIC.
7873     case $host_os in
7874       aix3*)
7875         test yes = "$enable_shared" && enable_static=no
7876         if test -n "$RANLIB"; then
7877           archive_cmds="$archive_cmds~\$RANLIB \$lib"
7878           postinstall_cmds='$RANLIB $lib'
7879         fi
7880         ;;
7881       aix[[4-9]]*)
7882         if test ia64 != "$host_cpu"; then
7883           case $enable_shared,$with_aix_soname,$aix_use_runtimelinking in
7884           yes,aix,yes) ;;               # shared object as lib.so file only
7885           yes,svr4,*) ;;                # shared object as lib.so archive member only
7886           yes,*) enable_static=no ;;    # shared object in lib.a archive as well
7887           esac
7888         fi
7889         ;;
7890     esac
7891     AC_MSG_RESULT([$enable_shared])
7892
7893     AC_MSG_CHECKING([whether to build static libraries])
7894     # Make sure either enable_shared or enable_static is yes.
7895     test yes = "$enable_shared" || enable_static=yes
7896     AC_MSG_RESULT([$enable_static])
7897
7898     _LT_TAGVAR(GCC, $1)=$ac_cv_fc_compiler_gnu
7899     _LT_TAGVAR(LD, $1)=$LD
7900
7901     ## CAVEAT EMPTOR:
7902     ## There is no encapsulation within the following macros, do not change
7903     ## the running order or otherwise move them around unless you know exactly
7904     ## what you are doing...
7905     _LT_SYS_HIDDEN_LIBDEPS($1)
7906     _LT_COMPILER_PIC($1)
7907     _LT_COMPILER_C_O($1)
7908     _LT_COMPILER_FILE_LOCKS($1)
7909     _LT_LINKER_SHLIBS($1)
7910     _LT_SYS_DYNAMIC_LINKER($1)
7911     _LT_LINKER_HARDCODE_LIBPATH($1)
7912
7913     _LT_CONFIG($1)
7914   fi # test -n "$compiler"
7915
7916   GCC=$lt_save_GCC
7917   CC=$lt_save_CC
7918   CFLAGS=$lt_save_CFLAGS
7919 fi # test yes != "$_lt_disable_FC"
7920
7921 AC_LANG_POP
7922 ])# _LT_LANG_FC_CONFIG
7923
7924
7925 # _LT_LANG_GCJ_CONFIG([TAG])
7926 # --------------------------
7927 # Ensure that the configuration variables for the GNU Java Compiler compiler
7928 # are suitably defined.  These variables are subsequently used by _LT_CONFIG
7929 # to write the compiler configuration to 'libtool'.
7930 m4_defun([_LT_LANG_GCJ_CONFIG],
7931 [AC_REQUIRE([LT_PROG_GCJ])dnl
7932 AC_LANG_SAVE
7933
7934 # Source file extension for Java test sources.
7935 ac_ext=java
7936
7937 # Object file extension for compiled Java test sources.
7938 objext=o
7939 _LT_TAGVAR(objext, $1)=$objext
7940
7941 # Code to be used in simple compile tests
7942 lt_simple_compile_test_code="class foo {}"
7943
7944 # Code to be used in simple link tests
7945 lt_simple_link_test_code='public class conftest { public static void main(String[[]] argv) {}; }'
7946
7947 # ltmain only uses $CC for tagged configurations so make sure $CC is set.
7948 _LT_TAG_COMPILER
7949
7950 # save warnings/boilerplate of simple test code
7951 _LT_COMPILER_BOILERPLATE
7952 _LT_LINKER_BOILERPLATE
7953
7954 # Allow CC to be a program name with arguments.
7955 lt_save_CC=$CC
7956 lt_save_CFLAGS=$CFLAGS
7957 lt_save_GCC=$GCC
7958 GCC=yes
7959 CC=${GCJ-"gcj"}
7960 CFLAGS=$GCJFLAGS
7961 compiler=$CC
7962 _LT_TAGVAR(compiler, $1)=$CC
7963 _LT_TAGVAR(LD, $1)=$LD
7964 _LT_CC_BASENAME([$compiler])
7965
7966 # GCJ did not exist at the time GCC didn't implicitly link libc in.
7967 _LT_TAGVAR(archive_cmds_need_lc, $1)=no
7968
7969 _LT_TAGVAR(old_archive_cmds, $1)=$old_archive_cmds
7970 _LT_TAGVAR(reload_flag, $1)=$reload_flag
7971 _LT_TAGVAR(reload_cmds, $1)=$reload_cmds
7972
7973 ## CAVEAT EMPTOR:
7974 ## There is no encapsulation within the following macros, do not change
7975 ## the running order or otherwise move them around unless you know exactly
7976 ## what you are doing...
7977 if test -n "$compiler"; then
7978   _LT_COMPILER_NO_RTTI($1)
7979   _LT_COMPILER_PIC($1)
7980   _LT_COMPILER_C_O($1)
7981   _LT_COMPILER_FILE_LOCKS($1)
7982   _LT_LINKER_SHLIBS($1)
7983   _LT_LINKER_HARDCODE_LIBPATH($1)
7984
7985   _LT_CONFIG($1)
7986 fi
7987
7988 AC_LANG_RESTORE
7989
7990 GCC=$lt_save_GCC
7991 CC=$lt_save_CC
7992 CFLAGS=$lt_save_CFLAGS
7993 ])# _LT_LANG_GCJ_CONFIG
7994
7995
7996 # _LT_LANG_GO_CONFIG([TAG])
7997 # --------------------------
7998 # Ensure that the configuration variables for the GNU Go compiler
7999 # are suitably defined.  These variables are subsequently used by _LT_CONFIG
8000 # to write the compiler configuration to 'libtool'.
8001 m4_defun([_LT_LANG_GO_CONFIG],
8002 [AC_REQUIRE([LT_PROG_GO])dnl
8003 AC_LANG_SAVE
8004
8005 # Source file extension for Go test sources.
8006 ac_ext=go
8007
8008 # Object file extension for compiled Go test sources.
8009 objext=o
8010 _LT_TAGVAR(objext, $1)=$objext
8011
8012 # Code to be used in simple compile tests
8013 lt_simple_compile_test_code="package main; func main() { }"
8014
8015 # Code to be used in simple link tests
8016 lt_simple_link_test_code='package main; func main() { }'
8017
8018 # ltmain only uses $CC for tagged configurations so make sure $CC is set.
8019 _LT_TAG_COMPILER
8020
8021 # save warnings/boilerplate of simple test code
8022 _LT_COMPILER_BOILERPLATE
8023 _LT_LINKER_BOILERPLATE
8024
8025 # Allow CC to be a program name with arguments.
8026 lt_save_CC=$CC
8027 lt_save_CFLAGS=$CFLAGS
8028 lt_save_GCC=$GCC
8029 GCC=yes
8030 CC=${GOC-"gccgo"}
8031 CFLAGS=$GOFLAGS
8032 compiler=$CC
8033 _LT_TAGVAR(compiler, $1)=$CC
8034 _LT_TAGVAR(LD, $1)=$LD
8035 _LT_CC_BASENAME([$compiler])
8036
8037 # Go did not exist at the time GCC didn't implicitly link libc in.
8038 _LT_TAGVAR(archive_cmds_need_lc, $1)=no
8039
8040 _LT_TAGVAR(old_archive_cmds, $1)=$old_archive_cmds
8041 _LT_TAGVAR(reload_flag, $1)=$reload_flag
8042 _LT_TAGVAR(reload_cmds, $1)=$reload_cmds
8043
8044 ## CAVEAT EMPTOR:
8045 ## There is no encapsulation within the following macros, do not change
8046 ## the running order or otherwise move them around unless you know exactly
8047 ## what you are doing...
8048 if test -n "$compiler"; then
8049   _LT_COMPILER_NO_RTTI($1)
8050   _LT_COMPILER_PIC($1)
8051   _LT_COMPILER_C_O($1)
8052   _LT_COMPILER_FILE_LOCKS($1)
8053   _LT_LINKER_SHLIBS($1)
8054   _LT_LINKER_HARDCODE_LIBPATH($1)
8055
8056   _LT_CONFIG($1)
8057 fi
8058
8059 AC_LANG_RESTORE
8060
8061 GCC=$lt_save_GCC
8062 CC=$lt_save_CC
8063 CFLAGS=$lt_save_CFLAGS
8064 ])# _LT_LANG_GO_CONFIG
8065
8066
8067 # _LT_LANG_RC_CONFIG([TAG])
8068 # -------------------------
8069 # Ensure that the configuration variables for the Windows resource compiler
8070 # are suitably defined.  These variables are subsequently used by _LT_CONFIG
8071 # to write the compiler configuration to 'libtool'.
8072 m4_defun([_LT_LANG_RC_CONFIG],
8073 [AC_REQUIRE([LT_PROG_RC])dnl
8074 AC_LANG_SAVE
8075
8076 # Source file extension for RC test sources.
8077 ac_ext=rc
8078
8079 # Object file extension for compiled RC test sources.
8080 objext=o
8081 _LT_TAGVAR(objext, $1)=$objext
8082
8083 # Code to be used in simple compile tests
8084 lt_simple_compile_test_code='sample MENU { MENUITEM "&Soup", 100, CHECKED }'
8085
8086 # Code to be used in simple link tests
8087 lt_simple_link_test_code=$lt_simple_compile_test_code
8088
8089 # ltmain only uses $CC for tagged configurations so make sure $CC is set.
8090 _LT_TAG_COMPILER
8091
8092 # save warnings/boilerplate of simple test code
8093 _LT_COMPILER_BOILERPLATE
8094 _LT_LINKER_BOILERPLATE
8095
8096 # Allow CC to be a program name with arguments.
8097 lt_save_CC=$CC
8098 lt_save_CFLAGS=$CFLAGS
8099 lt_save_GCC=$GCC
8100 GCC=
8101 CC=${RC-"windres"}
8102 CFLAGS=
8103 compiler=$CC
8104 _LT_TAGVAR(compiler, $1)=$CC
8105 _LT_CC_BASENAME([$compiler])
8106 _LT_TAGVAR(lt_cv_prog_compiler_c_o, $1)=yes
8107
8108 if test -n "$compiler"; then
8109   :
8110   _LT_CONFIG($1)
8111 fi
8112
8113 GCC=$lt_save_GCC
8114 AC_LANG_RESTORE
8115 CC=$lt_save_CC
8116 CFLAGS=$lt_save_CFLAGS
8117 ])# _LT_LANG_RC_CONFIG
8118
8119
8120 # LT_PROG_GCJ
8121 # -----------
8122 AC_DEFUN([LT_PROG_GCJ],
8123 [m4_ifdef([AC_PROG_GCJ], [AC_PROG_GCJ],
8124   [m4_ifdef([A][M_PROG_GCJ], [A][M_PROG_GCJ],
8125     [AC_CHECK_TOOL(GCJ, gcj,)
8126       test set = "${GCJFLAGS+set}" || GCJFLAGS="-g -O2"
8127       AC_SUBST(GCJFLAGS)])])[]dnl
8128 ])
8129
8130 # Old name:
8131 AU_ALIAS([LT_AC_PROG_GCJ], [LT_PROG_GCJ])
8132 dnl aclocal-1.4 backwards compatibility:
8133 dnl AC_DEFUN([LT_AC_PROG_GCJ], [])
8134
8135
8136 # LT_PROG_GO
8137 # ----------
8138 AC_DEFUN([LT_PROG_GO],
8139 [AC_CHECK_TOOL(GOC, gccgo,)
8140 ])
8141
8142
8143 # LT_PROG_RC
8144 # ----------
8145 AC_DEFUN([LT_PROG_RC],
8146 [AC_CHECK_TOOL(RC, windres,)
8147 ])
8148
8149 # Old name:
8150 AU_ALIAS([LT_AC_PROG_RC], [LT_PROG_RC])
8151 dnl aclocal-1.4 backwards compatibility:
8152 dnl AC_DEFUN([LT_AC_PROG_RC], [])
8153
8154
8155 # _LT_DECL_EGREP
8156 # --------------
8157 # If we don't have a new enough Autoconf to choose the best grep
8158 # available, choose the one first in the user's PATH.
8159 m4_defun([_LT_DECL_EGREP],
8160 [AC_REQUIRE([AC_PROG_EGREP])dnl
8161 AC_REQUIRE([AC_PROG_FGREP])dnl
8162 test -z "$GREP" && GREP=grep
8163 _LT_DECL([], [GREP], [1], [A grep program that handles long lines])
8164 _LT_DECL([], [EGREP], [1], [An ERE matcher])
8165 _LT_DECL([], [FGREP], [1], [A literal string matcher])
8166 dnl Non-bleeding-edge autoconf doesn't subst GREP, so do it here too
8167 AC_SUBST([GREP])
8168 ])
8169
8170
8171 # _LT_DECL_OBJDUMP
8172 # --------------
8173 # If we don't have a new enough Autoconf to choose the best objdump
8174 # available, choose the one first in the user's PATH.
8175 m4_defun([_LT_DECL_OBJDUMP],
8176 [AC_CHECK_TOOL(OBJDUMP, objdump, false)
8177 test -z "$OBJDUMP" && OBJDUMP=objdump
8178 _LT_DECL([], [OBJDUMP], [1], [An object symbol dumper])
8179 AC_SUBST([OBJDUMP])
8180 ])
8181
8182 # _LT_DECL_DLLTOOL
8183 # ----------------
8184 # Ensure DLLTOOL variable is set.
8185 m4_defun([_LT_DECL_DLLTOOL],
8186 [AC_CHECK_TOOL(DLLTOOL, dlltool, false)
8187 test -z "$DLLTOOL" && DLLTOOL=dlltool
8188 _LT_DECL([], [DLLTOOL], [1], [DLL creation program])
8189 AC_SUBST([DLLTOOL])
8190 ])
8191
8192 # _LT_DECL_SED
8193 # ------------
8194 # Check for a fully-functional sed program, that truncates
8195 # as few characters as possible.  Prefer GNU sed if found.
8196 m4_defun([_LT_DECL_SED],
8197 [AC_PROG_SED
8198 test -z "$SED" && SED=sed
8199 Xsed="$SED -e 1s/^X//"
8200 _LT_DECL([], [SED], [1], [A sed program that does not truncate output])
8201 _LT_DECL([], [Xsed], ["\$SED -e 1s/^X//"],
8202     [Sed that helps us avoid accidentally triggering echo(1) options like -n])
8203 ])# _LT_DECL_SED
8204
8205 m4_ifndef([AC_PROG_SED], [
8206 ############################################################
8207 # NOTE: This macro has been submitted for inclusion into   #
8208 #  GNU Autoconf as AC_PROG_SED.  When it is available in   #
8209 #  a released version of Autoconf we should remove this    #
8210 #  macro and use it instead.                               #
8211 ############################################################
8212
8213 m4_defun([AC_PROG_SED],
8214 [AC_MSG_CHECKING([for a sed that does not truncate output])
8215 AC_CACHE_VAL(lt_cv_path_SED,
8216 [# Loop through the user's path and test for sed and gsed.
8217 # Then use that list of sed's as ones to test for truncation.
8218 as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
8219 for as_dir in $PATH
8220 do
8221   IFS=$as_save_IFS
8222   test -z "$as_dir" && as_dir=.
8223   for lt_ac_prog in sed gsed; do
8224     for ac_exec_ext in '' $ac_executable_extensions; do
8225       if $as_executable_p "$as_dir/$lt_ac_prog$ac_exec_ext"; then
8226         lt_ac_sed_list="$lt_ac_sed_list $as_dir/$lt_ac_prog$ac_exec_ext"
8227       fi
8228     done
8229   done
8230 done
8231 IFS=$as_save_IFS
8232 lt_ac_max=0
8233 lt_ac_count=0
8234 # Add /usr/xpg4/bin/sed as it is typically found on Solaris
8235 # along with /bin/sed that truncates output.
8236 for lt_ac_sed in $lt_ac_sed_list /usr/xpg4/bin/sed; do
8237   test ! -f "$lt_ac_sed" && continue
8238   cat /dev/null > conftest.in
8239   lt_ac_count=0
8240   echo $ECHO_N "0123456789$ECHO_C" >conftest.in
8241   # Check for GNU sed and select it if it is found.
8242   if "$lt_ac_sed" --version 2>&1 < /dev/null | grep 'GNU' > /dev/null; then
8243     lt_cv_path_SED=$lt_ac_sed
8244     break
8245   fi
8246   while true; do
8247     cat conftest.in conftest.in >conftest.tmp
8248     mv conftest.tmp conftest.in
8249     cp conftest.in conftest.nl
8250     echo >>conftest.nl
8251     $lt_ac_sed -e 's/a$//' < conftest.nl >conftest.out || break
8252     cmp -s conftest.out conftest.nl || break
8253     # 10000 chars as input seems more than enough
8254     test 10 -lt "$lt_ac_count" && break
8255     lt_ac_count=`expr $lt_ac_count + 1`
8256     if test "$lt_ac_count" -gt "$lt_ac_max"; then
8257       lt_ac_max=$lt_ac_count
8258       lt_cv_path_SED=$lt_ac_sed
8259     fi
8260   done
8261 done
8262 ])
8263 SED=$lt_cv_path_SED
8264 AC_SUBST([SED])
8265 AC_MSG_RESULT([$SED])
8266 ])#AC_PROG_SED
8267 ])#m4_ifndef
8268
8269 # Old name:
8270 AU_ALIAS([LT_AC_PROG_SED], [AC_PROG_SED])
8271 dnl aclocal-1.4 backwards compatibility:
8272 dnl AC_DEFUN([LT_AC_PROG_SED], [])
8273
8274
8275 # _LT_CHECK_SHELL_FEATURES
8276 # ------------------------
8277 # Find out whether the shell is Bourne or XSI compatible,
8278 # or has some other useful features.
8279 m4_defun([_LT_CHECK_SHELL_FEATURES],
8280 [if ( (MAIL=60; unset MAIL) || exit) >/dev/null 2>&1; then
8281   lt_unset=unset
8282 else
8283   lt_unset=false
8284 fi
8285 _LT_DECL([], [lt_unset], [0], [whether the shell understands "unset"])dnl
8286
8287 # test EBCDIC or ASCII
8288 case `echo X|tr X '\101'` in
8289  A) # ASCII based system
8290     # \n is not interpreted correctly by Solaris 8 /usr/ucb/tr
8291   lt_SP2NL='tr \040 \012'
8292   lt_NL2SP='tr \015\012 \040\040'
8293   ;;
8294  *) # EBCDIC based system
8295   lt_SP2NL='tr \100 \n'
8296   lt_NL2SP='tr \r\n \100\100'
8297   ;;
8298 esac
8299 _LT_DECL([SP2NL], [lt_SP2NL], [1], [turn spaces into newlines])dnl
8300 _LT_DECL([NL2SP], [lt_NL2SP], [1], [turn newlines into spaces])dnl
8301 ])# _LT_CHECK_SHELL_FEATURES
8302
8303
8304 # _LT_PATH_CONVERSION_FUNCTIONS
8305 # -----------------------------
8306 # Determine what file name conversion functions should be used by
8307 # func_to_host_file (and, implicitly, by func_to_host_path).  These are needed
8308 # for certain cross-compile configurations and native mingw.
8309 m4_defun([_LT_PATH_CONVERSION_FUNCTIONS],
8310 [AC_REQUIRE([AC_CANONICAL_HOST])dnl
8311 AC_REQUIRE([AC_CANONICAL_BUILD])dnl
8312 AC_MSG_CHECKING([how to convert $build file names to $host format])
8313 AC_CACHE_VAL(lt_cv_to_host_file_cmd,
8314 [case $host in
8315   *-*-mingw* )
8316     case $build in
8317       *-*-mingw* ) # actually msys
8318         lt_cv_to_host_file_cmd=func_convert_file_msys_to_w32
8319         ;;
8320       *-*-cygwin* )
8321         lt_cv_to_host_file_cmd=func_convert_file_cygwin_to_w32
8322         ;;
8323       * ) # otherwise, assume *nix
8324         lt_cv_to_host_file_cmd=func_convert_file_nix_to_w32
8325         ;;
8326     esac
8327     ;;
8328   *-*-cygwin* )
8329     case $build in
8330       *-*-mingw* ) # actually msys
8331         lt_cv_to_host_file_cmd=func_convert_file_msys_to_cygwin
8332         ;;
8333       *-*-cygwin* )
8334         lt_cv_to_host_file_cmd=func_convert_file_noop
8335         ;;
8336       * ) # otherwise, assume *nix
8337         lt_cv_to_host_file_cmd=func_convert_file_nix_to_cygwin
8338         ;;
8339     esac
8340     ;;
8341   * ) # unhandled hosts (and "normal" native builds)
8342     lt_cv_to_host_file_cmd=func_convert_file_noop
8343     ;;
8344 esac
8345 ])
8346 to_host_file_cmd=$lt_cv_to_host_file_cmd
8347 AC_MSG_RESULT([$lt_cv_to_host_file_cmd])
8348 _LT_DECL([to_host_file_cmd], [lt_cv_to_host_file_cmd],
8349          [0], [convert $build file names to $host format])dnl
8350
8351 AC_MSG_CHECKING([how to convert $build file names to toolchain format])
8352 AC_CACHE_VAL(lt_cv_to_tool_file_cmd,
8353 [#assume ordinary cross tools, or native build.
8354 lt_cv_to_tool_file_cmd=func_convert_file_noop
8355 case $host in
8356   *-*-mingw* )
8357     case $build in
8358       *-*-mingw* ) # actually msys
8359         lt_cv_to_tool_file_cmd=func_convert_file_msys_to_w32
8360         ;;
8361     esac
8362     ;;
8363 esac
8364 ])
8365 to_tool_file_cmd=$lt_cv_to_tool_file_cmd
8366 AC_MSG_RESULT([$lt_cv_to_tool_file_cmd])
8367 _LT_DECL([to_tool_file_cmd], [lt_cv_to_tool_file_cmd],
8368          [0], [convert $build files to toolchain format])dnl
8369 ])# _LT_PATH_CONVERSION_FUNCTIONS