src/png/scripts/ltoptions.m4

   1 # Helper functions for option handling.                    -*- Autoconf -*-
   2 #
   3 #   Copyright (C) 2004, 2005, 2007, 2008, 2009 Free Software Foundation,
   4 #   Inc.
   5 #   Written by Gary V. Vaughan, 2004
   6 #
   7 # This file is free software; the Free Software Foundation gives
   8 # unlimited permission to copy and/or distribute it, with or without
   9 # modifications, as long as this notice is preserved.
  10
  11 # serial 7 ltoptions.m4
  12
  13 # This is to help aclocal find these macros, as it can't see m4_define.
  14 AC_DEFUN([LTOPTIONS_VERSION], [m4_if([1])])
  15
  16
  17 # _LT_MANGLE_OPTION(MACRO-NAME, OPTION-NAME)
  18 # ------------------------------------------
  19 m4_define([_LT_MANGLE_OPTION],
  20 [[_LT_OPTION_]m4_bpatsubst($1__$2, [[^a-zA-Z0-9_]], [_])])
  21
  22
  23 # _LT_SET_OPTION(MACRO-NAME, OPTION-NAME)
  24 # ---------------------------------------
  25 # Set option OPTION-NAME for macro MACRO-NAME, and if there is a
  26 # matching handler defined, dispatch to it.  Other OPTION-NAMEs are
  27 # saved as a flag.
  28 m4_define([_LT_SET_OPTION],
  29 [m4_define(_LT_MANGLE_OPTION([$1], [$2]))dnl
  30 m4_ifdef(_LT_MANGLE_DEFUN([$1], [$2]),
  31         _LT_MANGLE_DEFUN([$1], [$2]),
  32     [m4_warning([Unknown $1 option `$2'])])[]dnl
  33 ])
  34
  35
  36 # _LT_IF_OPTION(MACRO-NAME, OPTION-NAME, IF-SET, [IF-NOT-SET])
  37 # ------------------------------------------------------------
  38 # Execute IF-SET if OPTION is set, IF-NOT-SET otherwise.
  39 m4_define([_LT_IF_OPTION],
  40 [m4_ifdef(_LT_MANGLE_OPTION([$1], [$2]), [$3], [$4])])
  41
  42
  43 # _LT_UNLESS_OPTIONS(MACRO-NAME, OPTION-LIST, IF-NOT-SET)
  44 # -------------------------------------------------------
  45 # Execute IF-NOT-SET unless all options in OPTION-LIST for MACRO-NAME
  46 # are set.
  47 m4_define([_LT_UNLESS_OPTIONS],
  48 [m4_foreach([_LT_Option], m4_split(m4_normalize([$2])),
  49             [m4_ifdef(_LT_MANGLE_OPTION([$1], _LT_Option),
  50                       [m4_define([$0_found])])])[]dnl
  51 m4_ifdef([$0_found], [m4_undefine([$0_found])], [$3
  52 ])[]dnl
  53 ])
  54
  55
  56 # _LT_SET_OPTIONS(MACRO-NAME, OPTION-LIST)
  57 # ----------------------------------------
  58 # OPTION-LIST is a space-separated list of Libtool options associated
  59 # with MACRO-NAME.  If any OPTION has a matching handler declared with
  60 # LT_OPTION_DEFINE, dispatch to that macro; otherwise complain about
  61 # the unknown option and exit.
  62 m4_defun([_LT_SET_OPTIONS],
  63 [# Set options
  64 m4_foreach([_LT_Option], m4_split(m4_normalize([$2])),
  65     [_LT_SET_OPTION([$1], _LT_Option)])
  66
  67 m4_if([$1],[LT_INIT],[
  68   dnl
  69   dnl Simply set some default values (i.e off) if boolean options were not
  70   dnl specified:
  71   _LT_UNLESS_OPTIONS([LT_INIT], [dlopen], [enable_dlopen=no
  72   ])
  73   _LT_UNLESS_OPTIONS([LT_INIT], [win32-dll], [enable_win32_dll=no
  74   ])
  75   dnl
  76   dnl If no reference was made to various pairs of opposing options, then
  77   dnl we run the default mode handler for the pair.  For example, if neither
  78   dnl `shared' nor `disable-shared' was passed, we enable building of shared
  79   dnl archives by default:
  80   _LT_UNLESS_OPTIONS([LT_INIT], [shared disable-shared], [_LT_ENABLE_SHARED])
  81   _LT_UNLESS_OPTIONS([LT_INIT], [static disable-static], [_LT_ENABLE_STATIC])
  82   _LT_UNLESS_OPTIONS([LT_INIT], [pic-only no-pic], [_LT_WITH_PIC])
  83   _LT_UNLESS_OPTIONS([LT_INIT], [fast-install disable-fast-install],
  84                    [_LT_ENABLE_FAST_INSTALL])
  85   ])
  86 ])# _LT_SET_OPTIONS
  87
  88
  89 ## --------------------------------- ##
  90 ## Macros to handle LT_INIT options. ##
  91 ## --------------------------------- ##
  92
  93 # _LT_MANGLE_DEFUN(MACRO-NAME, OPTION-NAME)
  94 # -----------------------------------------
  95 m4_define([_LT_MANGLE_DEFUN],
  96 [[_LT_OPTION_DEFUN_]m4_bpatsubst(m4_toupper([$1__$2]), [[^A-Z0-9_]], [_])])
  97
  98
  99 # LT_OPTION_DEFINE(MACRO-NAME, OPTION-NAME, CODE)
 100 # -----------------------------------------------
 101 m4_define([LT_OPTION_DEFINE],
 102 [m4_define(_LT_MANGLE_DEFUN([$1], [$2]), [$3])[]dnl
 103 ])# LT_OPTION_DEFINE
 104
 105
 106 # dlopen
 107 # ------
 108 LT_OPTION_DEFINE([LT_INIT], [dlopen], [enable_dlopen=yes
 109 ])
 110
 111 AU_DEFUN([AC_LIBTOOL_DLOPEN],
 112 [_LT_SET_OPTION([LT_INIT], [dlopen])
 113 AC_DIAGNOSE([obsolete],
 114 [$0: Remove this warning and the call to _LT_SET_OPTION when you
 115 put the `dlopen' option into LT_INIT's first parameter.])
 116 ])
 117
 118 dnl aclocal-1.4 backwards compatibility:
 119 dnl AC_DEFUN([AC_LIBTOOL_DLOPEN], [])
 120
 121
 122 # win32-dll
 123 # ---------
 124 # Declare package support for building win32 dll's.
 125 LT_OPTION_DEFINE([LT_INIT], [win32-dll],
 126 [enable_win32_dll=yes
 127
 128 case $host in
 129 *-*-cygwin* | *-*-mingw* | *-*-pw32* | *-*-cegcc*)
 130   AC_CHECK_TOOL(AS, as, false)
 131   AC_CHECK_TOOL(DLLTOOL, dlltool, false)
 132   AC_CHECK_TOOL(OBJDUMP, objdump, false)
 133   ;;
 134 esac
 135
 136 test -z "$AS" && AS=as
 137 _LT_DECL([], [AS],      [1], [Assembler program])dnl
 138
 139 test -z "$DLLTOOL" && DLLTOOL=dlltool
 140 _LT_DECL([], [DLLTOOL], [1], [DLL creation program])dnl
 141
 142 test -z "$OBJDUMP" && OBJDUMP=objdump
 143 _LT_DECL([], [OBJDUMP], [1], [Object dumper program])dnl
 144 ])# win32-dll
 145
 146 AU_DEFUN([AC_LIBTOOL_WIN32_DLL],
 147 [AC_REQUIRE([AC_CANONICAL_HOST])dnl
 148 _LT_SET_OPTION([LT_INIT], [win32-dll])
 149 AC_DIAGNOSE([obsolete],
 150 [$0: Remove this warning and the call to _LT_SET_OPTION when you
 151 put the `win32-dll' option into LT_INIT's first parameter.])
 152 ])
 153
 154 dnl aclocal-1.4 backwards compatibility:
 155 dnl AC_DEFUN([AC_LIBTOOL_WIN32_DLL], [])
 156
 157
 158 # _LT_ENABLE_SHARED([DEFAULT])
 159 # ----------------------------
 160 # implement the --enable-shared flag, and supports the `shared' and
 161 # `disable-shared' LT_INIT options.
 162 # DEFAULT is either `yes' or `no'.  If omitted, it defaults to `yes'.
 163 m4_define([_LT_ENABLE_SHARED],
 164 [m4_define([_LT_ENABLE_SHARED_DEFAULT], [m4_if($1, no, no, yes)])dnl
 165 AC_ARG_ENABLE([shared],
 166     [AS_HELP_STRING([--enable-shared@<:@=PKGS@:>@],
 167         [build shared libraries @<:@default=]_LT_ENABLE_SHARED_DEFAULT[@:>@])],
 168     [p=${PACKAGE-default}
 169     case $enableval in
 170     yes) enable_shared=yes ;;
 171     no) enable_shared=no ;;
 172     *)
 173       enable_shared=no
 174       # Look at the argument we got.  We use all the common list separators.
 175       lt_save_ifs="$IFS"; IFS="${IFS}$PATH_SEPARATOR,"
 176       for pkg in $enableval; do
 177         IFS="$lt_save_ifs"
 178         if test "X$pkg" = "X$p"; then
 179           enable_shared=yes
 180         fi
 181       done
 182       IFS="$lt_save_ifs"
 183       ;;
 184     esac],
 185     [enable_shared=]_LT_ENABLE_SHARED_DEFAULT)
 186
 187     _LT_DECL([build_libtool_libs], [enable_shared], [0],
 188         [Whether or not to build shared libraries])
 189 ])# _LT_ENABLE_SHARED
 190
 191 LT_OPTION_DEFINE([LT_INIT], [shared], [_LT_ENABLE_SHARED([yes])])
 192 LT_OPTION_DEFINE([LT_INIT], [disable-shared], [_LT_ENABLE_SHARED([no])])
 193
 194 # Old names:
 195 AC_DEFUN([AC_ENABLE_SHARED],
 196 [_LT_SET_OPTION([LT_INIT], m4_if([$1], [no], [disable-])[shared])
 197 ])
 198
 199 AC_DEFUN([AC_DISABLE_SHARED],
 200 [_LT_SET_OPTION([LT_INIT], [disable-shared])
 201 ])
 202
 203 AU_DEFUN([AM_ENABLE_SHARED], [AC_ENABLE_SHARED($@)])
 204 AU_DEFUN([AM_DISABLE_SHARED], [AC_DISABLE_SHARED($@)])
 205
 206 dnl aclocal-1.4 backwards compatibility:
 207 dnl AC_DEFUN([AM_ENABLE_SHARED], [])
 208 dnl AC_DEFUN([AM_DISABLE_SHARED], [])
 209
 210
 211
 212 # _LT_ENABLE_STATIC([DEFAULT])
 213 # ----------------------------
 214 # implement the --enable-static flag, and support the `static' and
 215 # `disable-static' LT_INIT options.
 216 # DEFAULT is either `yes' or `no'.  If omitted, it defaults to `yes'.
 217 m4_define([_LT_ENABLE_STATIC],
 218 [m4_define([_LT_ENABLE_STATIC_DEFAULT], [m4_if($1, no, no, yes)])dnl
 219 AC_ARG_ENABLE([static],
 220     [AS_HELP_STRING([--enable-static@<:@=PKGS@:>@],
 221         [build static libraries @<:@default=]_LT_ENABLE_STATIC_DEFAULT[@:>@])],
 222     [p=${PACKAGE-default}
 223     case $enableval in
 224     yes) enable_static=yes ;;
 225     no) enable_static=no ;;
 226     *)
 227      enable_static=no
 228       # Look at the argument we got.  We use all the common list separators.
 229       lt_save_ifs="$IFS"; IFS="${IFS}$PATH_SEPARATOR,"
 230       for pkg in $enableval; do
 231         IFS="$lt_save_ifs"
 232         if test "X$pkg" = "X$p"; then
 233           enable_static=yes
 234         fi
 235       done
 236       IFS="$lt_save_ifs"
 237       ;;
 238     esac],
 239     [enable_static=]_LT_ENABLE_STATIC_DEFAULT)
 240
 241     _LT_DECL([build_old_libs], [enable_static], [0],
 242         [Whether or not to build static libraries])
 243 ])# _LT_ENABLE_STATIC
 244
 245 LT_OPTION_DEFINE([LT_INIT], [static], [_LT_ENABLE_STATIC([yes])])
 246 LT_OPTION_DEFINE([LT_INIT], [disable-static], [_LT_ENABLE_STATIC([no])])
 247
 248 # Old names:
 249 AC_DEFUN([AC_ENABLE_STATIC],
 250 [_LT_SET_OPTION([LT_INIT], m4_if([$1], [no], [disable-])[static])
 251 ])
 252
 253 AC_DEFUN([AC_DISABLE_STATIC],
 254 [_LT_SET_OPTION([LT_INIT], [disable-static])
 255 ])
 256
 257 AU_DEFUN([AM_ENABLE_STATIC], [AC_ENABLE_STATIC($@)])
 258 AU_DEFUN([AM_DISABLE_STATIC], [AC_DISABLE_STATIC($@)])
 259
 260 dnl aclocal-1.4 backwards compatibility:
 261 dnl AC_DEFUN([AM_ENABLE_STATIC], [])
 262 dnl AC_DEFUN([AM_DISABLE_STATIC], [])
 263
 264
 265
 266 # _LT_ENABLE_FAST_INSTALL([DEFAULT])
 267 # ----------------------------------
 268 # implement the --enable-fast-install flag, and support the `fast-install'
 269 # and `disable-fast-install' LT_INIT options.
 270 # DEFAULT is either `yes' or `no'.  If omitted, it defaults to `yes'.
 271 m4_define([_LT_ENABLE_FAST_INSTALL],
 272 [m4_define([_LT_ENABLE_FAST_INSTALL_DEFAULT], [m4_if($1, no, no, yes)])dnl
 273 AC_ARG_ENABLE([fast-install],
 274     [AS_HELP_STRING([--enable-fast-install@<:@=PKGS@:>@],
 275     [optimize for fast installation @<:@default=]_LT_ENABLE_FAST_INSTALL_DEFAULT[@:>@])],
 276     [p=${PACKAGE-default}
 277     case $enableval in
 278     yes) enable_fast_install=yes ;;
 279     no) enable_fast_install=no ;;
 280     *)
 281       enable_fast_install=no
 282       # Look at the argument we got.  We use all the common list separators.
 283       lt_save_ifs="$IFS"; IFS="${IFS}$PATH_SEPARATOR,"
 284       for pkg in $enableval; do
 285         IFS="$lt_save_ifs"
 286         if test "X$pkg" = "X$p"; then
 287           enable_fast_install=yes
 288         fi
 289       done
 290       IFS="$lt_save_ifs"
 291       ;;
 292     esac],
 293     [enable_fast_install=]_LT_ENABLE_FAST_INSTALL_DEFAULT)
 294
 295 _LT_DECL([fast_install], [enable_fast_install], [0],
 296          [Whether or not to optimize for fast installation])dnl
 297 ])# _LT_ENABLE_FAST_INSTALL
 298
 299 LT_OPTION_DEFINE([LT_INIT], [fast-install], [_LT_ENABLE_FAST_INSTALL([yes])])
 300 LT_OPTION_DEFINE([LT_INIT], [disable-fast-install], [_LT_ENABLE_FAST_INSTALL([no])])
 301
 302 # Old names:
 303 AU_DEFUN([AC_ENABLE_FAST_INSTALL],
 304 [_LT_SET_OPTION([LT_INIT], m4_if([$1], [no], [disable-])[fast-install])
 305 AC_DIAGNOSE([obsolete],
 306 [$0: Remove this warning and the call to _LT_SET_OPTION when you put
 307 the `fast-install' option into LT_INIT's first parameter.])
 308 ])
 309
 310 AU_DEFUN([AC_DISABLE_FAST_INSTALL],
 311 [_LT_SET_OPTION([LT_INIT], [disable-fast-install])
 312 AC_DIAGNOSE([obsolete],
 313 [$0: Remove this warning and the call to _LT_SET_OPTION when you put
 314 the `disable-fast-install' option into LT_INIT's first parameter.])
 315 ])
 316
 317 dnl aclocal-1.4 backwards compatibility:
 318 dnl AC_DEFUN([AC_ENABLE_FAST_INSTALL], [])
 319 dnl AC_DEFUN([AM_DISABLE_FAST_INSTALL], [])
 320
 321
 322 # _LT_WITH_PIC([MODE])
 323 # --------------------
 324 # implement the --with-pic flag, and support the `pic-only' and `no-pic'
 325 # LT_INIT options.
 326 # MODE is either `yes' or `no'.  If omitted, it defaults to `both'.
 327 m4_define([_LT_WITH_PIC],
 328 [AC_ARG_WITH([pic],
 329     [AS_HELP_STRING([--with-pic@<:@=PKGS@:>@],
 330         [try to use only PIC/non-PIC objects @<:@default=use both@:>@])],
 331     [lt_p=${PACKAGE-default}
 332     case $withval in
 333     yes|no) pic_mode=$withval ;;
 334     *)
 335       pic_mode=default
 336       # Look at the argument we got.  We use all the common list separators.
 337       lt_save_ifs="$IFS"; IFS="${IFS}$PATH_SEPARATOR,"
 338       for lt_pkg in $withval; do
 339         IFS="$lt_save_ifs"
 340         if test "X$lt_pkg" = "X$lt_p"; then
 341           pic_mode=yes
 342         fi
 343       done
 344       IFS="$lt_save_ifs"
 345       ;;
 346     esac],
 347     [pic_mode=default])
 348
 349 test -z "$pic_mode" && pic_mode=m4_default([$1], [default])
 350
 351 _LT_DECL([], [pic_mode], [0], [What type of objects to build])dnl
 352 ])# _LT_WITH_PIC
 353
 354 LT_OPTION_DEFINE([LT_INIT], [pic-only], [_LT_WITH_PIC([yes])])
 355 LT_OPTION_DEFINE([LT_INIT], [no-pic], [_LT_WITH_PIC([no])])
 356
 357 # Old name:
 358 AU_DEFUN([AC_LIBTOOL_PICMODE],
 359 [_LT_SET_OPTION([LT_INIT], [pic-only])
 360 AC_DIAGNOSE([obsolete],
 361 [$0: Remove this warning and the call to _LT_SET_OPTION when you
 362 put the `pic-only' option into LT_INIT's first parameter.])
 363 ])
 364
 365 dnl aclocal-1.4 backwards compatibility:
 366 dnl AC_DEFUN([AC_LIBTOOL_PICMODE], [])
 367
 368 ## ----------------- ##
 369 ## LTDL_INIT Options ##
 370 ## ----------------- ##
 371
 372 m4_define([_LTDL_MODE], [])
 373 LT_OPTION_DEFINE([LTDL_INIT], [nonrecursive],
 374                  [m4_define([_LTDL_MODE], [nonrecursive])])
 375 LT_OPTION_DEFINE([LTDL_INIT], [recursive],
 376                  [m4_define([_LTDL_MODE], [recursive])])
 377 LT_OPTION_DEFINE([LTDL_INIT], [subproject],
 378                  [m4_define([_LTDL_MODE], [subproject])])
 379
 380 m4_define([_LTDL_TYPE], [])
 381 LT_OPTION_DEFINE([LTDL_INIT], [installable],
 382                  [m4_define([_LTDL_TYPE], [installable])])
 383 LT_OPTION_DEFINE([LTDL_INIT], [convenience],
 384                  [m4_define([_LTDL_TYPE], [convenience])])