build/aclocal/gtk-3.0.m4

   1 # Configure paths for GTK+
   2 # Owen Taylor     1997-2001
   3
   4 dnl AM_PATH_GTK_3_0([MINIMUM-VERSION, [ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND [, MODULES]]]])
   5 dnl Test for GTK+, and define GTK_CFLAGS and GTK_LIBS, if gthread is specified in MODULES,
   6 dnl pass to pkg-config
   7 dnl
   8 AC_DEFUN([AM_PATH_GTK_3_0],
   9 [dnl
  10 dnl Get the cflags and libraries from pkg-config
  11 dnl
  12 AC_ARG_ENABLE(gtktest, [  --disable-gtktest       do not try to compile and run a test GTK+ program],
  13                     , enable_gtktest=yes)
  14
  15   pkg_gtk_version=gtk+-3.0
  16   pkg_config_args=$pkg_gtk_version
  17   for module in . $4
  18   do
  19       case "$module" in
  20          gthread)
  21              pkg_gthread_version=gthread-2.0
  22              pkg_config_args="$pkg_config_args $pkg_gthread_version"
  23          ;;
  24       esac
  25   done
  26
  27   no_gtk=""
  28
  29   AC_PATH_PROG(PKG_CONFIG, pkg-config, no)
  30
  31   if test x$PKG_CONFIG != xno ; then
  32     if $PKG_CONFIG --atleast-pkgconfig-version 0.7 ; then
  33       :
  34     else
  35       echo "*** pkg-config too old; version 0.7 or better required."
  36       no_gtk=yes
  37       PKG_CONFIG=no
  38     fi
  39   else
  40     no_gtk=yes
  41   fi
  42
  43   min_gtk_version=ifelse([$1], ,3.0.0,$1)
  44   AC_MSG_CHECKING(for GTK+ - version >= $min_gtk_version)
  45
  46   if test x$PKG_CONFIG != xno ; then
  47     ## don't try to run the test against uninstalled libtool libs
  48     if $PKG_CONFIG --uninstalled $pkg_config_args; then
  49           echo "Will use uninstalled version of GTK+ found in PKG_CONFIG_PATH"
  50           enable_gtktest=no
  51     fi
  52     if $PKG_CONFIG --atleast-version $min_gtk_version $pkg_gtk_version ; then
  53           :
  54     else
  55           no_gtk=yes
  56     fi
  57   fi
  58
  59   if test x"$no_gtk" = x ; then
  60     GTK_CFLAGS=`$PKG_CONFIG $pkg_config_args --cflags`
  61     GTK_LIBS=`$PKG_CONFIG $pkg_config_args --libs`
  62     gtk_config_major_version=`$PKG_CONFIG --modversion gtk+-3.0 | \
  63            sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\1/'`
  64     gtk_config_minor_version=`$PKG_CONFIG --modversion gtk+-3.0 | \
  65            sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\2/'`
  66     gtk_config_micro_version=`$PKG_CONFIG --modversion gtk+-3.0 | \
  67            sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\3/'`
  68     if test "x$enable_gtktest" = "xyes" ; then
  69       ac_save_CFLAGS="$CFLAGS"
  70       ac_save_LIBS="$LIBS"
  71       CFLAGS="$CFLAGS $GTK_CFLAGS"
  72       LIBS="$GTK_LIBS $LIBS"
  73 dnl
  74 dnl Now check if the installed GTK+ is sufficiently new. (Also sanity
  75 dnl checks the results of pkg-config to some extent)
  76 dnl
  77       rm -f conf.gtktest
  78       AC_TRY_RUN([
  79 #include <gtk/gtk.h>
  80 #include <stdio.h>
  81 #include <stdlib.h>
  82
  83 int
  84 main ()
  85 {
  86   int major, minor, micro;
  87   char *tmp_version;
  88
  89   fclose (fopen ("conf.gtktest", "w"));
  90
  91   /* HP/UX 9 (%@#!) writes to sscanf strings */
  92   tmp_version = g_strdup("$min_gtk_version");
  93   if (sscanf(tmp_version, "%d.%d.%d", &major, &minor, &micro) != 3) {
  94      printf("%s, bad version string\n", "$min_gtk_version");
  95      exit(1);
  96    }
  97
  98   if ((gtk_major_version != $gtk_config_major_version) ||
  99       (gtk_minor_version != $gtk_config_minor_version) ||
 100       (gtk_micro_version != $gtk_config_micro_version))
 101     {
 102       printf("\n*** 'pkg-config --modversion gtk+-3.0' returned %d.%d.%d, but GTK+ (%d.%d.%d)\n",
 103              $gtk_config_major_version, $gtk_config_minor_version, $gtk_config_micro_version,
 104              gtk_major_version, gtk_minor_version, gtk_micro_version);
 105       printf ("*** was found! If pkg-config was correct, then it is best\n");
 106       printf ("*** to remove the old version of GTK+. You may also be able to fix the error\n");
 107       printf("*** by modifying your LD_LIBRARY_PATH enviroment variable, or by editing\n");
 108       printf("*** /etc/ld.so.conf. Make sure you have run ldconfig if that is\n");
 109       printf("*** required on your system.\n");
 110       printf("*** If pkg-config was wrong, set the environment variable PKG_CONFIG_PATH\n");
 111       printf("*** to point to the correct configuration files\n");
 112     }
 113   else if ((gtk_major_version != GTK_MAJOR_VERSION) ||
 114            (gtk_minor_version != GTK_MINOR_VERSION) ||
 115            (gtk_micro_version != GTK_MICRO_VERSION))
 116     {
 117       printf("*** GTK+ header files (version %d.%d.%d) do not match\n",
 118              GTK_MAJOR_VERSION, GTK_MINOR_VERSION, GTK_MICRO_VERSION);
 119       printf("*** library (version %d.%d.%d)\n",
 120              gtk_major_version, gtk_minor_version, gtk_micro_version);
 121     }
 122   else
 123     {
 124       if ((gtk_major_version > major) ||
 125         ((gtk_major_version == major) && (gtk_minor_version > minor)) ||
 126         ((gtk_major_version == major) && (gtk_minor_version == minor) && (gtk_micro_version >= micro)))
 127       {
 128         return 0;
 129        }
 130      else
 131       {
 132         printf("\n*** An old version of GTK+ (%d.%d.%d) was found.\n",
 133                gtk_major_version, gtk_minor_version, gtk_micro_version);
 134         printf("*** You need a version of GTK+ newer than %d.%d.%d. The latest version of\n",
 135                major, minor, micro);
 136         printf("*** GTK+ is always available from ftp://ftp.gtk.org.\n");
 137         printf("***\n");
 138         printf("*** If you have already installed a sufficiently new version, this error\n");
 139         printf("*** probably means that the wrong copy of the pkg-config shell script is\n");
 140         printf("*** being found. The easiest way to fix this is to remove the old version\n");
 141         printf("*** of GTK+, but you can also set the PKG_CONFIG environment to point to the\n");
 142         printf("*** correct copy of pkg-config. (In this case, you will have to\n");
 143         printf("*** modify your LD_LIBRARY_PATH enviroment variable, or edit /etc/ld.so.conf\n");
 144         printf("*** so that the correct libraries are found at run-time))\n");
 145       }
 146     }
 147   return 1;
 148 }
 149 ],, no_gtk=yes,[echo $ac_n "cross compiling; assumed OK... $ac_c"])
 150        CFLAGS="$ac_save_CFLAGS"
 151        LIBS="$ac_save_LIBS"
 152      fi
 153   fi
 154   if test "x$no_gtk" = x ; then
 155      AC_MSG_RESULT(yes (version $gtk_config_major_version.$gtk_config_minor_version.$gtk_config_micro_version))
 156      ifelse([$2], , :, [$2])
 157   else
 158      AC_MSG_RESULT(no)
 159      if test "$PKG_CONFIG" = "no" ; then
 160        echo "*** A new enough version of pkg-config was not found."
 161        echo "*** See http://pkgconfig.sourceforge.net"
 162      else
 163        if test -f conf.gtktest ; then
 164         :
 165        else
 166           echo "*** Could not run GTK+ test program, checking why..."
 167           ac_save_CFLAGS="$CFLAGS"
 168           ac_save_LIBS="$LIBS"
 169           CFLAGS="$CFLAGS $GTK_CFLAGS"
 170           LIBS="$LIBS $GTK_LIBS"
 171           AC_TRY_LINK([
 172 #include <gtk/gtk.h>
 173 #include <stdio.h>
 174 ],      [ return ((gtk_major_version) || (gtk_minor_version) || (gtk_micro_version)); ],
 175         [ echo "*** The test program compiled, but did not run. This usually means"
 176           echo "*** that the run-time linker is not finding GTK+ or finding the wrong"
 177           echo "*** version of GTK+. If it is not finding GTK+, you'll need to set your"
 178           echo "*** LD_LIBRARY_PATH environment variable, or edit /etc/ld.so.conf to point"
 179           echo "*** to the installed location  Also, make sure you have run ldconfig if that"
 180           echo "*** is required on your system"
 181           echo "***"
 182           echo "*** If you have an old version installed, it is best to remove it, although"
 183           echo "*** you may also be able to get things to work by modifying LD_LIBRARY_PATH" ],
 184         [ echo "*** The test program failed to compile or link. See the file config.log for the"
 185           echo "*** exact error that occured. This usually means GTK+ is incorrectly installed."])
 186           CFLAGS="$ac_save_CFLAGS"
 187           LIBS="$ac_save_LIBS"
 188        fi
 189      fi
 190      GTK_CFLAGS=""
 191      GTK_LIBS=""
 192      ifelse([$3], , :, [$3])
 193   fi
 194   AC_SUBST(GTK_CFLAGS)
 195   AC_SUBST(GTK_LIBS)
 196   rm -f conf.gtktest
 197 ])
 198
 199 dnl GTK_CHECK_BACKEND(BACKEND-NAME [, MINIMUM-VERSION [, ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND]]])
 200 dnl   Tests for BACKEND-NAME in the GTK targets list
 201 dnl
 202 AC_DEFUN([GTK_CHECK_BACKEND],
 203 [
 204   pkg_config_args=ifelse([$1],,gtk+-3.0, gtk+-$1-3.0)
 205   min_gtk_version=ifelse([$2],,3.0.0,$2)
 206
 207   AC_PATH_PROG(PKG_CONFIG, [pkg-config], [AC_MSG_ERROR([No pkg-config found])])
 208
 209   if $PKG_CONFIG --atleast-version $min_gtk_version $pkg_gtk_version ; then
 210     target_found=yes
 211   else
 212     target_found=no
 213   fi
 214
 215   if test "x$target_found" = "xno"; then
 216     ifelse([$4],,[AC_MSG_ERROR([Backend $backend not found.])],[$4])
 217   else
 218     ifelse([$3],,[:],[$3])
 219   fi
 220 ])