aclocal.m4

   1 dnl aclocal.m4 generated automatically by aclocal 1.4
   2
   3 dnl Copyright (C) 1994, 1995-8, 1999 Free Software Foundation, Inc.
   4 dnl This file is free software; the Free Software Foundation
   5 dnl gives unlimited permission to copy and/or distribute it,
   6 dnl with or without modifications, as long as this notice is preserved.
   7
   8 dnl This program is distributed in the hope that it will be useful,
   9 dnl but WITHOUT ANY WARRANTY, to the extent permitted by law; without
  10 dnl even the implied warranty of MERCHANTABILITY or FITNESS FOR A
  11 dnl PARTICULAR PURPOSE.
  12
  13 dnl ---------------------------------------------------------------------------
  14 dnl
  15 dnl Macros for configure.in for wxWindows by Robert Roebling, Phil Blecker,
  16 dnl Vadim Zeitlin and Ron Lee
  17 dnl
  18 dnl This script is under the wxWindows licence.
  19 dnl
  20 dnl Version: $Id$
  21 dnl ---------------------------------------------------------------------------
  22
  23 dnl ===========================================================================
  24 dnl macros to find the a file in the list of include/lib paths
  25 dnl ===========================================================================
  26
  27 dnl ---------------------------------------------------------------------------
  28 dnl call WX_PATH_FIND_INCLUDES(search path, header name), sets ac_find_includes
  29 dnl to the full name of the file that was found or leaves it empty if not found
  30 dnl ---------------------------------------------------------------------------
  31 AC_DEFUN([WX_PATH_FIND_INCLUDES],
  32 [
  33 ac_find_includes=
  34 for ac_dir in $1;
  35   do
  36     if test -f "$ac_dir/$2"; then
  37       ac_find_includes=$ac_dir
  38       break
  39     fi
  40   done
  41 ])
  42
  43 dnl ---------------------------------------------------------------------------
  44 dnl call WX_PATH_FIND_LIBRARIES(search path, header name), sets ac_find_libraries
  45 dnl to the full name of the file that was found or leaves it empty if not found
  46 dnl ---------------------------------------------------------------------------
  47 AC_DEFUN([WX_PATH_FIND_LIBRARIES],
  48 [
  49 ac_find_libraries=
  50 for ac_dir in $1;
  51   do
  52     for ac_extension in a so sl dylib; do
  53       if test -f "$ac_dir/lib$2.$ac_extension"; then
  54         ac_find_libraries=$ac_dir
  55         break 2
  56       fi
  57     done
  58   done
  59 ])
  60
  61 dnl ---------------------------------------------------------------------------
  62 dnl Path to include, already defined
  63 dnl ---------------------------------------------------------------------------
  64 AC_DEFUN([WX_INCLUDE_PATH_EXIST],
  65 [
  66   ac_path_to_include=$1
  67   echo "$2" | grep "\-I$1" > /dev/null
  68   result=$?
  69   if test $result = 0; then
  70     ac_path_to_include=""
  71   else
  72     ac_path_to_include=" -I$1"
  73   fi
  74 ])
  75
  76 dnl ---------------------------------------------------------------------------
  77 dnl Path to link, already defined
  78 dnl ---------------------------------------------------------------------------
  79 AC_DEFUN([WX_LINK_PATH_EXIST],
  80 [
  81   echo "$2" | grep "\-L$1" > /dev/null
  82   result=$?
  83   if test $result = 0; then
  84     ac_path_to_link=""
  85   else
  86     ac_path_to_link=" -L$1"
  87   fi
  88 ])
  89
  90 dnl ===========================================================================
  91 dnl C++ features test
  92 dnl ===========================================================================
  93
  94 dnl ---------------------------------------------------------------------------
  95 dnl WX_CPP_NEW_HEADERS checks whether the compiler has "new" <iostream> header
  96 dnl or only the old <iostream.h> one - it may be generally assumed that if
  97 dnl <iostream> exists, the other "new" headers (without .h) exist too.
  98 dnl
  99 dnl call WX_CPP_NEW_HEADERS(actiof-if-true, action-if-false-or-cross-compiling)
 100 dnl ---------------------------------------------------------------------------
 101
 102 AC_DEFUN([WX_CPP_NEW_HEADERS],
 103 [
 104   if test "$cross_compiling" = "yes"; then
 105     ifelse([$2], , :, [$2])
 106   else
 107     AC_LANG_SAVE
 108     AC_LANG_CPLUSPLUS
 109
 110     AC_CHECK_HEADERS(iostream)
 111
 112     if test "$ac_cv_header_iostream" = "yes" ; then
 113       ifelse([$1], , :, [$1])
 114     else
 115       ifelse([$2], , :, [$2])
 116     fi
 117
 118     AC_LANG_RESTORE
 119   fi
 120 ])
 121
 122 dnl ---------------------------------------------------------------------------
 123 dnl WX_CPP_BOOL checks whether the C++ compiler has a built in bool type
 124 dnl
 125 dnl call WX_CPP_BOOL - will define HAVE_BOOL if the compiler supports bool
 126 dnl ---------------------------------------------------------------------------
 127
 128 AC_DEFUN([WX_CPP_BOOL],
 129 [
 130   AC_CACHE_CHECK([if C++ compiler supports bool], wx_cv_cpp_bool,
 131   [
 132     AC_LANG_SAVE
 133     AC_LANG_CPLUSPLUS
 134
 135     AC_TRY_COMPILE(
 136       [
 137       ],
 138       [
 139         bool b = true;
 140
 141         return 0;
 142       ],
 143       [
 144         wx_cv_cpp_bool=yes
 145       ],
 146       [
 147         wx_cv_cpp_bool=no
 148       ]
 149     )
 150
 151     AC_LANG_RESTORE
 152   ])
 153
 154   if test "$wx_cv_cpp_bool" = "yes"; then
 155     AC_DEFINE(HAVE_BOOL)
 156   fi
 157 ])
 158
 159 dnl ---------------------------------------------------------------------------
 160 dnl a slightly better AC_C_BIGENDIAN macro which allows cross-compiling
 161 dnl ---------------------------------------------------------------------------
 162
 163 AC_DEFUN([WX_C_BIGENDIAN],
 164 [AC_CACHE_CHECK([whether byte ordering is bigendian], ac_cv_c_bigendian,
 165 [ac_cv_c_bigendian=unknown
 166 # See if sys/param.h defines the BYTE_ORDER macro.
 167 AC_TRY_COMPILE([#include <sys/types.h>
 168 #include <sys/param.h>], [
 169 #if !BYTE_ORDER || !BIG_ENDIAN || !LITTLE_ENDIAN
 170  bogus endian macros
 171 #endif], [# It does; now see whether it defined to BIG_ENDIAN or not.
 172 AC_TRY_COMPILE([#include <sys/types.h>
 173 #include <sys/param.h>], [
 174 #if BYTE_ORDER != BIG_ENDIAN
 175  not big endian
 176 #endif], ac_cv_c_bigendian=yes, ac_cv_c_bigendian=no)])
 177 if test $ac_cv_c_bigendian = unknown; then
 178 AC_TRY_RUN([main () {
 179   /* Are we little or big endian?  From Harbison&Steele.  */
 180   union
 181   {
 182     long l;
 183     char c[sizeof (long)];
 184   } u;
 185   u.l = 1;
 186   exit (u.c[sizeof (long) - 1] == 1);
 187 }], [ac_cv_c_bigendian=no], [ac_cv_c_bigendian=yes], [ac_cv_c_bigendian=unknown])
 188 fi])
 189 if test $ac_cv_c_bigendian = unknown; then
 190   AC_MSG_WARN([Assuming little-endian target machine - this may be overriden by adding the line "ac_cv_c_bigendian=${ac_cv_c_bigendian='yes'}" to config.cache file])
 191 fi
 192 if test $ac_cv_c_bigendian = yes; then
 193   AC_DEFINE(WORDS_BIGENDIAN)
 194 fi
 195 ])
 196
 197 dnl ---------------------------------------------------------------------------
 198 dnl override AC_ARG_ENABLE/WITH to cache the results in .cache file
 199 dnl ---------------------------------------------------------------------------
 200
 201 AC_DEFUN([WX_ARG_CACHE_INIT],
 202         [
 203           wx_arg_cache_file="configarg.cache"
 204           echo "loading argument cache $wx_arg_cache_file"
 205           rm -f ${wx_arg_cache_file}.tmp
 206           touch ${wx_arg_cache_file}.tmp
 207           touch ${wx_arg_cache_file}
 208         ])
 209
 210 AC_DEFUN([WX_ARG_CACHE_FLUSH],
 211         [
 212           echo "saving argument cache $wx_arg_cache_file"
 213           mv ${wx_arg_cache_file}.tmp ${wx_arg_cache_file}
 214         ])
 215
 216 dnl this macro checks for a three-valued command line --with argument:
 217 dnl   possible arguments are 'yes', 'no', 'sys', or 'builtin'
 218 dnl usage: WX_ARG_SYS_WITH(option, helpmessage, variable-name)
 219 AC_DEFUN([WX_ARG_SYS_WITH],
 220         [
 221           AC_MSG_CHECKING([for --with-$1])
 222           no_cache=0
 223           AC_ARG_WITH($1, [$2],
 224                       [
 225                         if test "$withval" = yes; then
 226                           ac_cv_use_$1='$3=yes'
 227                         elif test "$withval" = no; then
 228                           ac_cv_use_$1='$3=no'
 229                         elif test "$withval" = sys; then
 230                           ac_cv_use_$1='$3=sys'
 231                         elif test "$withval" = builtin; then
 232                           ac_cv_use_$1='$3=builtin'
 233                         else
 234                           AC_MSG_ERROR([Invalid value for --with-$1: should be yes, no, sys, or builtin])
 235                         fi
 236                       ],
 237                       [
 238                         LINE=`grep "$3" ${wx_arg_cache_file}`
 239                         if test "x$LINE" != x ; then
 240                           eval "DEFAULT_$LINE"
 241                         else
 242                           no_cache=1
 243                         fi
 244
 245                         ac_cv_use_$1='$3='$DEFAULT_$3
 246                       ])
 247
 248           eval "$ac_cv_use_$1"
 249           if test "$no_cache" != 1; then
 250             echo $ac_cv_use_$1 >> ${wx_arg_cache_file}.tmp
 251           fi
 252
 253           if test "$$3" = yes; then
 254             AC_MSG_RESULT(yes)
 255           elif test "$$3" = no; then
 256             AC_MSG_RESULT(no)
 257           elif test "$$3" = sys; then
 258             AC_MSG_RESULT([system version])
 259           elif test "$$3" = builtin; then
 260             AC_MSG_RESULT([builtin version])
 261           else
 262             AC_MSG_ERROR([Invalid value for --with-$1: should be yes, no, sys, or builtin])
 263           fi
 264         ])
 265
 266 dnl this macro checks for a command line argument and caches the result
 267 dnl usage: WX_ARG_WITH(option, helpmessage, variable-name)
 268 AC_DEFUN([WX_ARG_WITH],
 269         [
 270           AC_MSG_CHECKING([for --with-$1])
 271           no_cache=0
 272           AC_ARG_WITH($1, [$2],
 273                       [
 274                         if test "$withval" = yes; then
 275                           ac_cv_use_$1='$3=yes'
 276                         else
 277                           ac_cv_use_$1='$3=no'
 278                         fi
 279                       ],
 280                       [
 281                         LINE=`grep "$3" ${wx_arg_cache_file}`
 282                         if test "x$LINE" != x ; then
 283                           eval "DEFAULT_$LINE"
 284                         else
 285                           no_cache=1
 286                         fi
 287
 288                         ac_cv_use_$1='$3='$DEFAULT_$3
 289                       ])
 290
 291           eval "$ac_cv_use_$1"
 292           if test "$no_cache" != 1; then
 293             echo $ac_cv_use_$1 >> ${wx_arg_cache_file}.tmp
 294           fi
 295
 296           if test "$$3" = yes; then
 297             AC_MSG_RESULT(yes)
 298           else
 299             AC_MSG_RESULT(no)
 300           fi
 301         ])
 302
 303 dnl like WX_ARG_WITH but uses AC_ARG_ENABLE instead of AC_ARG_WITH
 304 dnl usage: WX_ARG_ENABLE(option, helpmessage, variable-name)
 305 AC_DEFUN([WX_ARG_ENABLE],
 306         [
 307           AC_MSG_CHECKING([for --enable-$1])
 308           no_cache=0
 309           AC_ARG_ENABLE($1, [$2],
 310                         [
 311                           if test "$enableval" = yes; then
 312                             ac_cv_use_$1='$3=yes'
 313                           else
 314                             ac_cv_use_$1='$3=no'
 315                           fi
 316                         ],
 317                         [
 318                           LINE=`grep "$3" ${wx_arg_cache_file}`
 319                           if test "x$LINE" != x ; then
 320                             eval "DEFAULT_$LINE"
 321                           else
 322                             no_cache=1
 323                           fi
 324
 325                           ac_cv_use_$1='$3='$DEFAULT_$3
 326                         ])
 327
 328           eval "$ac_cv_use_$1"
 329           if test "$no_cache" != 1; then
 330             echo $ac_cv_use_$1 >> ${wx_arg_cache_file}.tmp
 331           fi
 332
 333           if test "$$3" = yes; then
 334             AC_MSG_RESULT(yes)
 335           else
 336             AC_MSG_RESULT(no)
 337           fi
 338         ])
 339
 340
 341
 342 dnl ===========================================================================
 343 dnl "3rd party" macros included here because they are not widely available
 344 dnl ===========================================================================
 345
 346 dnl ---------------------------------------------------------------------------
 347 dnl test for availability of iconv()
 348 dnl ---------------------------------------------------------------------------
 349
 350 dnl From Bruno Haible.
 351
 352 AC_DEFUN([AM_ICONV],
 353 [
 354   dnl Some systems have iconv in libc, some have it in libiconv (OSF/1 and
 355   dnl those with the standalone portable GNU libiconv installed).
 356
 357   AC_ARG_WITH([libiconv-prefix],
 358 [  --with-libiconv-prefix=DIR  search for libiconv in DIR/include and DIR/lib], [
 359     for dir in `echo "$withval" | tr : ' '`; do
 360       if test -d $dir/include; then CPPFLAGS="$CPPFLAGS -I$dir/include"; fi
 361       if test -d $dir/lib; then LDFLAGS="$LDFLAGS -L$dir/lib"; fi
 362     done
 363    ])
 364
 365   AC_CACHE_CHECK(for iconv, am_cv_func_iconv, [
 366     am_cv_func_iconv="no, consider installing GNU libiconv"
 367     am_cv_lib_iconv=no
 368     AC_TRY_LINK([#include <stdlib.h>
 369 #include <iconv.h>],
 370       [iconv_t cd = iconv_open("","");
 371        iconv(cd,NULL,NULL,NULL,NULL);
 372        iconv_close(cd);],
 373       am_cv_func_iconv=yes)
 374     if test "$am_cv_func_iconv" != yes; then
 375       am_save_LIBS="$LIBS"
 376       LIBS="$LIBS -liconv"
 377       AC_TRY_LINK([#include <stdlib.h>
 378 #include <iconv.h>],
 379         [iconv_t cd = iconv_open("","");
 380          iconv(cd,NULL,NULL,NULL,NULL);
 381          iconv_close(cd);],
 382         am_cv_lib_iconv=yes
 383         am_cv_func_iconv=yes)
 384       LIBS="$am_save_LIBS"
 385     fi
 386   ])
 387   if test "$am_cv_func_iconv" = yes; then
 388     AC_DEFINE(HAVE_ICONV, 1, [Define if you have the iconv() function.])
 389     AC_CACHE_CHECK([if iconv needs const], wx_cv_func_iconv_const,
 390       AC_TRY_COMPILE([
 391 #include <stdlib.h>
 392 #include <iconv.h>
 393 extern
 394 #ifdef __cplusplus
 395 "C"
 396 #endif
 397 #if defined(__STDC__) || defined(__cplusplus)
 398 size_t iconv (iconv_t cd, char * *inbuf, size_t *inbytesleft, char * *outbuf, size_t *outbytesleft);
 399 #else
 400 size_t iconv();
 401 #endif
 402         ],
 403         [],
 404         wx_cv_func_iconv_const="no",
 405         wx_cv_func_iconv_const="yes"
 406       )
 407     )
 408
 409     iconv_const=
 410     if test "x$wx_cv_func_iconv_const" = "xyes"; then
 411         iconv_const="const"
 412     fi
 413
 414     AC_DEFINE_UNQUOTED(ICONV_CONST, $iconv_const,
 415       [Define as const if the declaration of iconv() needs const.])
 416   fi
 417   LIBICONV=
 418   if test "$am_cv_lib_iconv" = yes; then
 419     LIBICONV="-liconv"
 420   fi
 421   AC_SUBST(LIBICONV)
 422 ])
 423
 424 dnl ---------------------------------------------------------------------------
 425 dnl AC_SYS_LARGEFILE (partly based on the code from autoconf 2.5x)
 426 dnl ---------------------------------------------------------------------------
 427
 428 dnl WX_SYS_LARGEFILE_TEST
 429 dnl
 430 dnl NB: original autoconf test was checking if compiler supported 6 bit off_t
 431 dnl     arithmetic properly but this failed miserably with gcc under Linux
 432 dnl     whereas the system still supports 64 bit files, so now simply check
 433 dnl     that off_t is big enough
 434 define(WX_SYS_LARGEFILE_TEST,
 435 [typedef struct {
 436     unsigned int field: sizeof(off_t) == 8;
 437 } wxlf;
 438 ])
 439
 440
 441 dnl WX_SYS_LARGEFILE_MACRO_VALUE(C-MACRO, VALUE, CACHE-VAR)
 442 define(WX_SYS_LARGEFILE_MACRO_VALUE,
 443 [
 444     AC_CACHE_CHECK([for $1 value needed for large files], [$3],
 445         [
 446           AC_TRY_COMPILE([#define $1 $2
 447                           #include <sys/types.h>],
 448                          WX_SYS_LARGEFILE_TEST,
 449                          [$3=$2],
 450                          [$3=no])
 451         ]
 452     )
 453
 454     if test "$$3" != no; then
 455         wx_largefile=yes
 456         AC_DEFINE_UNQUOTED([$1], [$$3])
 457     fi
 458 ])
 459
 460
 461 dnl AC_SYS_LARGEFILE
 462 dnl ----------------
 463 dnl By default, many hosts won't let programs access large files;
 464 dnl one must use special compiler options to get large-file access to work.
 465 dnl For more details about this brain damage please see:
 466 dnl http://www.sas.com/standards/large.file/x_open.20Mar96.html
 467 AC_DEFUN([AC_SYS_LARGEFILE],
 468 [AC_ARG_ENABLE(largefile,
 469                [  --disable-largefile     omit support for large files])
 470 if test "$enable_largefile" != no; then
 471     dnl _FILE_OFFSET_BITS==64 is needed for Linux, Solaris, ...
 472     dnl _LARGE_FILES -- for AIX
 473     wx_largefile=no
 474     WX_SYS_LARGEFILE_MACRO_VALUE(_FILE_OFFSET_BITS, 64, ac_cv_sys_file_offset_bits)
 475     if test "x$wx_largefile" != "xyes"; then
 476         WX_SYS_LARGEFILE_MACRO_VALUE(_LARGE_FILES, 1, ac_cv_sys_large_files)
 477     fi
 478
 479     AC_MSG_CHECKING(if large file support is available)
 480     if test "x$wx_largefile" = "xyes"; then
 481         AC_DEFINE(HAVE_LARGEFILE_SUPPORT)
 482     fi
 483     AC_MSG_RESULT($wx_largefile)
 484 fi
 485 ])
 486
 487 # Configure paths for GTK+
 488 # Owen Taylor     1997-2001
 489
 490 dnl AM_PATH_GTK_2_0([MINIMUM-VERSION, [ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND [, MODULES]]]])
 491 dnl Test for GTK+, and define GTK_CFLAGS and GTK_LIBS, if gthread is specified in MODULES,
 492 dnl pass to pkg-config
 493 dnl
 494 AC_DEFUN(AM_PATH_GTK_2_0,
 495 [dnl
 496 dnl Get the cflags and libraries from pkg-config
 497 dnl
 498 AC_ARG_ENABLE(gtktest, [  --disable-gtktest       do not try to compile and run a test GTK+ program],
 499                     , enable_gtktest=yes)
 500
 501   pkg_config_args=gtk+-2.0
 502   for module in . $4
 503   do
 504       case "$module" in
 505          gthread)
 506              pkg_config_args="$pkg_config_args gthread-2.0"
 507          ;;
 508       esac
 509   done
 510
 511   no_gtk=""
 512
 513   AC_PATH_PROG(PKG_CONFIG, pkg-config, no)
 514
 515   if test x$PKG_CONFIG != xno ; then
 516     if pkg-config --atleast-pkgconfig-version 0.7 ; then
 517       :
 518     else
 519       echo *** pkg-config too old; version 0.7 or better required.
 520       no_gtk=yes
 521       PKG_CONFIG=no
 522     fi
 523   else
 524     no_gtk=yes
 525   fi
 526
 527   min_gtk_version=ifelse([$1], ,2.0.0,$1)
 528   AC_MSG_CHECKING(for GTK+ - version >= $min_gtk_version)
 529
 530   if test x$PKG_CONFIG != xno ; then
 531     ## don't try to run the test against uninstalled libtool libs
 532     if $PKG_CONFIG --uninstalled $pkg_config_args; then
 533           echo "Will use uninstalled version of GTK+ found in PKG_CONFIG_PATH"
 534           enable_gtktest=no
 535     fi
 536
 537     if $PKG_CONFIG --atleast-version $min_gtk_version $pkg_config_args; then
 538           :
 539     else
 540           no_gtk=yes
 541     fi
 542   fi
 543
 544   if test x"$no_gtk" = x ; then
 545     GTK_CFLAGS=`$PKG_CONFIG $pkg_config_args --cflags`
 546     GTK_LIBS=`$PKG_CONFIG $pkg_config_args --libs`
 547     gtk_config_major_version=`$PKG_CONFIG --modversion gtk+-2.0 | \
 548            sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\1/'`
 549     gtk_config_minor_version=`$PKG_CONFIG --modversion gtk+-2.0 | \
 550            sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\2/'`
 551     gtk_config_micro_version=`$PKG_CONFIG --modversion gtk+-2.0 | \
 552            sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\3/'`
 553     if test "x$enable_gtktest" = "xyes" ; then
 554       ac_save_CFLAGS="$CFLAGS"
 555       ac_save_LIBS="$LIBS"
 556       CFLAGS="$CFLAGS $GTK_CFLAGS"
 557       LIBS="$GTK_LIBS $LIBS"
 558 dnl
 559 dnl Now check if the installed GTK+ is sufficiently new. (Also sanity
 560 dnl checks the results of pkg-config to some extent)
 561 dnl
 562       rm -f conf.gtktest
 563       AC_TRY_RUN([
 564 #include <gtk/gtk.h>
 565 #include <stdio.h>
 566 #include <stdlib.h>
 567
 568 int
 569 main ()
 570 {
 571   int major, minor, micro;
 572   char *tmp_version;
 573
 574   system ("touch conf.gtktest");
 575
 576   /* HP/UX 9 (%@#!) writes to sscanf strings */
 577   tmp_version = g_strdup("$min_gtk_version");
 578   if (sscanf(tmp_version, "%d.%d.%d", &major, &minor, &micro) != 3) {
 579      printf("%s, bad version string\n", "$min_gtk_version");
 580      exit(1);
 581    }
 582
 583   if ((gtk_major_version != $gtk_config_major_version) ||
 584       (gtk_minor_version != $gtk_config_minor_version) ||
 585       (gtk_micro_version != $gtk_config_micro_version))
 586     {
 587       printf("\n*** 'pkg-config --modversion gtk+-2.0' returned %d.%d.%d, but GTK+ (%d.%d.%d)\n",
 588              $gtk_config_major_version, $gtk_config_minor_version, $gtk_config_micro_version,
 589              gtk_major_version, gtk_minor_version, gtk_micro_version);
 590       printf ("*** was found! If pkg-config was correct, then it is best\n");
 591       printf ("*** to remove the old version of GTK+. You may also be able to fix the error\n");
 592       printf("*** by modifying your LD_LIBRARY_PATH enviroment variable, or by editing\n");
 593       printf("*** /etc/ld.so.conf. Make sure you have run ldconfig if that is\n");
 594       printf("*** required on your system.\n");
 595       printf("*** If pkg-config was wrong, set the environment variable PKG_CONFIG_PATH\n");
 596       printf("*** to point to the correct configuration files\n");
 597     }
 598   else if ((gtk_major_version != GTK_MAJOR_VERSION) ||
 599            (gtk_minor_version != GTK_MINOR_VERSION) ||
 600            (gtk_micro_version != GTK_MICRO_VERSION))
 601     {
 602       printf("*** GTK+ header files (version %d.%d.%d) do not match\n",
 603              GTK_MAJOR_VERSION, GTK_MINOR_VERSION, GTK_MICRO_VERSION);
 604       printf("*** library (version %d.%d.%d)\n",
 605              gtk_major_version, gtk_minor_version, gtk_micro_version);
 606     }
 607   else
 608     {
 609       if ((gtk_major_version > major) ||
 610         ((gtk_major_version == major) && (gtk_minor_version > minor)) ||
 611         ((gtk_major_version == major) && (gtk_minor_version == minor) && (gtk_micro_version >= micro)))
 612       {
 613         return 0;
 614        }
 615      else
 616       {
 617         printf("\n*** An old version of GTK+ (%d.%d.%d) was found.\n",
 618                gtk_major_version, gtk_minor_version, gtk_micro_version);
 619         printf("*** You need a version of GTK+ newer than %d.%d.%d. The latest version of\n",
 620                major, minor, micro);
 621         printf("*** GTK+ is always available from ftp://ftp.gtk.org.\n");
 622         printf("***\n");
 623         printf("*** If you have already installed a sufficiently new version, this error\n");
 624         printf("*** probably means that the wrong copy of the pkg-config shell script is\n");
 625         printf("*** being found. The easiest way to fix this is to remove the old version\n");
 626         printf("*** of GTK+, but you can also set the PKG_CONFIG environment to point to the\n");
 627         printf("*** correct copy of pkg-config. (In this case, you will have to\n");
 628         printf("*** modify your LD_LIBRARY_PATH enviroment variable, or edit /etc/ld.so.conf\n");
 629         printf("*** so that the correct libraries are found at run-time))\n");
 630       }
 631     }
 632   return 1;
 633 }
 634 ],, no_gtk=yes,[echo $ac_n "cross compiling; assumed OK... $ac_c"])
 635        CFLAGS="$ac_save_CFLAGS"
 636        LIBS="$ac_save_LIBS"
 637      fi
 638   fi
 639   if test "x$no_gtk" = x ; then
 640      AC_MSG_RESULT(yes (version $gtk_config_major_version.$gtk_config_minor_version.$gtk_config_micro_version))
 641      ifelse([$2], , :, [$2])
 642   else
 643      AC_MSG_RESULT(no)
 644      if test "$PKG_CONFIG" = "no" ; then
 645        echo "*** A new enough version of pkg-config was not found."
 646        echo "*** See http://pkgconfig.sourceforge.net"
 647      else
 648        if test -f conf.gtktest ; then
 649         :
 650        else
 651           echo "*** Could not run GTK+ test program, checking why..."
 652           CFLAGS="$CFLAGS $GTK_CFLAGS"
 653           LIBS="$LIBS $GTK_LIBS"
 654           AC_TRY_LINK([
 655 #include <gtk/gtk.h>
 656 #include <stdio.h>
 657 ],      [ return ((gtk_major_version) || (gtk_minor_version) || (gtk_micro_version)); ],
 658         [ echo "*** The test program compiled, but did not run. This usually means"
 659           echo "*** that the run-time linker is not finding GTK+ or finding the wrong"
 660           echo "*** version of GTK+. If it is not finding GTK+, you'll need to set your"
 661           echo "*** LD_LIBRARY_PATH environment variable, or edit /etc/ld.so.conf to point"
 662           echo "*** to the installed location  Also, make sure you have run ldconfig if that"
 663           echo "*** is required on your system"
 664           echo "***"
 665           echo "*** If you have an old version installed, it is best to remove it, although"
 666           echo "*** you may also be able to get things to work by modifying LD_LIBRARY_PATH" ],
 667         [ echo "*** The test program failed to compile or link. See the file config.log for the"
 668           echo "*** exact error that occured. This usually means GTK+ was incorrectly installed"
 669           echo "*** or that you have moved GTK+ since it was installed. In the latter case, you"
 670           echo "*** may want to edit the pkg-config script: $PKG_CONFIG" ])
 671           CFLAGS="$ac_save_CFLAGS"
 672           LIBS="$ac_save_LIBS"
 673        fi
 674      fi
 675      GTK_CFLAGS=""
 676      GTK_LIBS=""
 677      ifelse([$3], , :, [$3])
 678   fi
 679   AC_SUBST(GTK_CFLAGS)
 680   AC_SUBST(GTK_LIBS)
 681   rm -f conf.gtktest
 682 ])
 683
 684 # Configure paths for GTK+
 685 # Owen Taylor     97-11-3
 686
 687 dnl AM_PATH_GTK([MINIMUM-VERSION, [ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND [, MODULES]]]])
 688 dnl Test for GTK, and define GTK_CFLAGS and GTK_LIBS
 689 dnl
 690 AC_DEFUN(AM_PATH_GTK,
 691 [dnl
 692 dnl Get the cflags and libraries from the gtk-config script
 693 dnl
 694 AC_ARG_WITH(gtk-prefix,[  --with-gtk-prefix=PFX   Prefix where GTK is installed (optional)],
 695             gtk_config_prefix="$withval", gtk_config_prefix="")
 696 AC_ARG_WITH(gtk-exec-prefix,[  --with-gtk-exec-prefix=PFX Exec prefix where GTK is installed (optional)],
 697             gtk_config_exec_prefix="$withval", gtk_config_exec_prefix="")
 698 AC_ARG_ENABLE(gtktest, [  --disable-gtktest       Do not try to compile and run a test GTK program],
 699                     , enable_gtktest=yes)
 700
 701   for module in . $4
 702   do
 703       case "$module" in
 704          gthread)
 705              gtk_config_args="$gtk_config_args gthread"
 706          ;;
 707       esac
 708   done
 709
 710   if test x$gtk_config_exec_prefix != x ; then
 711      gtk_config_args="$gtk_config_args --exec-prefix=$gtk_config_exec_prefix"
 712      if test x${GTK_CONFIG+set} != xset ; then
 713         GTK_CONFIG=$gtk_config_exec_prefix/bin/gtk-config
 714      fi
 715   fi
 716   if test x$gtk_config_prefix != x ; then
 717      gtk_config_args="$gtk_config_args --prefix=$gtk_config_prefix"
 718      if test x${GTK_CONFIG+set} != xset ; then
 719         GTK_CONFIG=$gtk_config_prefix/bin/gtk-config
 720      fi
 721   fi
 722
 723   AC_PATH_PROG(GTK_CONFIG, gtk-config, no)
 724   min_gtk_version=ifelse([$1], ,0.99.7,$1)
 725   AC_MSG_CHECKING(for GTK - version >= $min_gtk_version)
 726   no_gtk=""
 727   if test "$GTK_CONFIG" = "no" ; then
 728     no_gtk=yes
 729   else
 730     GTK_CFLAGS=`$GTK_CONFIG $gtk_config_args --cflags`
 731     GTK_LIBS=`$GTK_CONFIG $gtk_config_args --libs`
 732     gtk_config_major_version=`$GTK_CONFIG $gtk_config_args --version | \
 733            sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\1/'`
 734     gtk_config_minor_version=`$GTK_CONFIG $gtk_config_args --version | \
 735            sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\2/'`
 736     gtk_config_micro_version=`$GTK_CONFIG $gtk_config_args --version | \
 737            sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\3/'`
 738     if test "x$enable_gtktest" = "xyes" ; then
 739       ac_save_CFLAGS="$CFLAGS"
 740       ac_save_LIBS="$LIBS"
 741       CFLAGS="$CFLAGS $GTK_CFLAGS"
 742       LIBS="$GTK_LIBS $LIBS"
 743 dnl
 744 dnl Now check if the installed GTK is sufficiently new. (Also sanity
 745 dnl checks the results of gtk-config to some extent
 746 dnl
 747       rm -f conf.gtktest
 748       AC_TRY_RUN([
 749 #include <gtk/gtk.h>
 750 #include <stdio.h>
 751 #include <stdlib.h>
 752
 753 int
 754 main ()
 755 {
 756   int major, minor, micro;
 757   char *tmp_version;
 758
 759   system ("touch conf.gtktest");
 760
 761   /* HP/UX 9 (%@#!) writes to sscanf strings */
 762   tmp_version = g_strdup("$min_gtk_version");
 763   if (sscanf(tmp_version, "%d.%d.%d", &major, &minor, &micro) != 3) {
 764      printf("%s, bad version string\n", "$min_gtk_version");
 765      exit(1);
 766    }
 767
 768   if ((gtk_major_version != $gtk_config_major_version) ||
 769       (gtk_minor_version != $gtk_config_minor_version) ||
 770       (gtk_micro_version != $gtk_config_micro_version))
 771     {
 772       printf("\n*** 'gtk-config --version' returned %d.%d.%d, but GTK+ (%d.%d.%d)\n",
 773              $gtk_config_major_version, $gtk_config_minor_version, $gtk_config_micro_version,
 774              gtk_major_version, gtk_minor_version, gtk_micro_version);
 775       printf ("*** was found! If gtk-config was correct, then it is best\n");
 776       printf ("*** to remove the old version of GTK+. You may also be able to fix the error\n");
 777       printf("*** by modifying your LD_LIBRARY_PATH enviroment variable, or by editing\n");
 778       printf("*** /etc/ld.so.conf. Make sure you have run ldconfig if that is\n");
 779       printf("*** required on your system.\n");
 780       printf("*** If gtk-config was wrong, set the environment variable GTK_CONFIG\n");
 781       printf("*** to point to the correct copy of gtk-config, and remove the file config.cache\n");
 782       printf("*** before re-running configure\n");
 783     }
 784 #if defined (GTK_MAJOR_VERSION) && defined (GTK_MINOR_VERSION) && defined (GTK_MICRO_VERSION)
 785   else if ((gtk_major_version != GTK_MAJOR_VERSION) ||
 786            (gtk_minor_version != GTK_MINOR_VERSION) ||
 787            (gtk_micro_version != GTK_MICRO_VERSION))
 788     {
 789       printf("*** GTK+ header files (version %d.%d.%d) do not match\n",
 790              GTK_MAJOR_VERSION, GTK_MINOR_VERSION, GTK_MICRO_VERSION);
 791       printf("*** library (version %d.%d.%d)\n",
 792              gtk_major_version, gtk_minor_version, gtk_micro_version);
 793     }
 794 #endif /* defined (GTK_MAJOR_VERSION) ... */
 795   else
 796     {
 797       if ((gtk_major_version > major) ||
 798         ((gtk_major_version == major) && (gtk_minor_version > minor)) ||
 799         ((gtk_major_version == major) && (gtk_minor_version == minor) && (gtk_micro_version >= micro)))
 800       {
 801         return 0;
 802        }
 803      else
 804       {
 805         printf("\n*** An old version of GTK+ (%d.%d.%d) was found.\n",
 806                gtk_major_version, gtk_minor_version, gtk_micro_version);
 807         printf("*** You need a version of GTK+ newer than %d.%d.%d. The latest version of\n",
 808                major, minor, micro);
 809         printf("*** GTK+ is always available from ftp://ftp.gtk.org.\n");
 810         printf("***\n");
 811         printf("*** If you have already installed a sufficiently new version, this error\n");
 812         printf("*** probably means that the wrong copy of the gtk-config shell script is\n");
 813         printf("*** being found. The easiest way to fix this is to remove the old version\n");
 814         printf("*** of GTK+, but you can also set the GTK_CONFIG environment to point to the\n");
 815         printf("*** correct copy of gtk-config. (In this case, you will have to\n");
 816         printf("*** modify your LD_LIBRARY_PATH enviroment variable, or edit /etc/ld.so.conf\n");
 817         printf("*** so that the correct libraries are found at run-time))\n");
 818       }
 819     }
 820   return 1;
 821 }
 822 ],, no_gtk=yes,[echo $ac_n "cross compiling; assumed OK... $ac_c"])
 823        CFLAGS="$ac_save_CFLAGS"
 824        LIBS="$ac_save_LIBS"
 825      fi
 826   fi
 827   if test "x$no_gtk" = x ; then
 828      AC_MSG_RESULT(yes)
 829      ifelse([$2], , :, [$2])
 830   else
 831      AC_MSG_RESULT(no)
 832      if test "$GTK_CONFIG" = "no" ; then
 833        echo "*** The gtk-config script installed by GTK could not be found"
 834        echo "*** If GTK was installed in PREFIX, make sure PREFIX/bin is in"
 835        echo "*** your path, or set the GTK_CONFIG environment variable to the"
 836        echo "*** full path to gtk-config."
 837      else
 838        if test -f conf.gtktest ; then
 839         :
 840        else
 841           echo "*** Could not run GTK test program, checking why..."
 842           CFLAGS="$CFLAGS $GTK_CFLAGS"
 843           LIBS="$LIBS $GTK_LIBS"
 844           AC_TRY_LINK([
 845 #include <gtk/gtk.h>
 846 #include <stdio.h>
 847 ],      [ return ((gtk_major_version) || (gtk_minor_version) || (gtk_micro_version)); ],
 848         [ echo "*** The test program compiled, but did not run. This usually means"
 849           echo "*** that the run-time linker is not finding GTK or finding the wrong"
 850           echo "*** version of GTK. If it is not finding GTK, you'll need to set your"
 851           echo "*** LD_LIBRARY_PATH environment variable, or edit /etc/ld.so.conf to point"
 852           echo "*** to the installed location  Also, make sure you have run ldconfig if that"
 853           echo "*** is required on your system"
 854           echo "***"
 855           echo "*** If you have an old version installed, it is best to remove it, although"
 856           echo "*** you may also be able to get things to work by modifying LD_LIBRARY_PATH"
 857           echo "***"
 858           echo "*** If you have a RedHat 5.0 system, you should remove the GTK package that"
 859           echo "*** came with the system with the command"
 860           echo "***"
 861           echo "***    rpm --erase --nodeps gtk gtk-devel" ],
 862         [ echo "*** The test program failed to compile or link. See the file config.log for the"
 863           echo "*** exact error that occured. This usually means GTK was incorrectly installed"
 864           echo "*** or that you have moved GTK since it was installed. In the latter case, you"
 865           echo "*** may want to edit the gtk-config script: $GTK_CONFIG" ])
 866           CFLAGS="$ac_save_CFLAGS"
 867           LIBS="$ac_save_LIBS"
 868        fi
 869      fi
 870      GTK_CFLAGS=""
 871      GTK_LIBS=""
 872      ifelse([$3], , :, [$3])
 873   fi
 874   AC_SUBST(GTK_CFLAGS)
 875   AC_SUBST(GTK_LIBS)
 876   rm -f conf.gtktest
 877 ])
 878