glib-2.0.m4 8.0 KB

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  1. # Configure paths for GLIB
  2. # Owen Taylor 1997-2001
  3. dnl AM_PATH_GLIB_2_0([MINIMUM-VERSION, [ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND [, MODULES]]]])
  4. dnl Test for GLIB, and define GLIB_CFLAGS and GLIB_LIBS, if gmodule, gobject or
  5. dnl gthread is specified in MODULES, pass to pkg-config
  6. dnl
  7. AC_DEFUN([AM_PATH_GLIB_2_0],
  8. [dnl
  9. dnl Get the cflags and libraries from pkg-config
  10. dnl
  11. AC_ARG_ENABLE(glibtest, [ --disable-glibtest do not try to compile and run a test GLIB program],
  12. , enable_glibtest=yes)
  13. pkg_config_args=glib-2.0
  14. for module in . $4
  15. do
  16. case "$module" in
  17. gmodule)
  18. pkg_config_args="$pkg_config_args gmodule-2.0"
  19. ;;
  20. gobject)
  21. pkg_config_args="$pkg_config_args gobject-2.0"
  22. ;;
  23. gthread)
  24. pkg_config_args="$pkg_config_args gthread-2.0"
  25. ;;
  26. esac
  27. done
  28. AC_PATH_PROG(PKG_CONFIG, pkg-config, no)
  29. no_glib=""
  30. if test x$PKG_CONFIG != xno ; then
  31. if $PKG_CONFIG --atleast-pkgconfig-version 0.7 ; then
  32. :
  33. else
  34. echo *** pkg-config too old; version 0.7 or better required.
  35. no_glib=yes
  36. PKG_CONFIG=no
  37. fi
  38. else
  39. no_glib=yes
  40. fi
  41. min_glib_version=ifelse([$1], ,2.0.0,$1)
  42. AC_MSG_CHECKING(for GLIB - version >= $min_glib_version)
  43. if test x$PKG_CONFIG != xno ; then
  44. ## don't try to run the test against uninstalled libtool libs
  45. if $PKG_CONFIG --uninstalled $pkg_config_args; then
  46. echo "Will use uninstalled version of GLib found in PKG_CONFIG_PATH"
  47. enable_glibtest=no
  48. fi
  49. if $PKG_CONFIG --atleast-version $min_glib_version $pkg_config_args; then
  50. :
  51. else
  52. no_glib=yes
  53. fi
  54. fi
  55. if test x"$no_glib" = x ; then
  56. GLIB_GENMARSHAL=`$PKG_CONFIG --variable=glib_genmarshal glib-2.0`
  57. GOBJECT_QUERY=`$PKG_CONFIG --variable=gobject_query glib-2.0`
  58. GLIB_MKENUMS=`$PKG_CONFIG --variable=glib_mkenums glib-2.0`
  59. GLIB_CFLAGS=`$PKG_CONFIG --cflags $pkg_config_args`
  60. GLIB_LIBS=`$PKG_CONFIG --libs $pkg_config_args`
  61. glib_config_major_version=`$PKG_CONFIG --modversion glib-2.0 | \
  62. sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\1/'`
  63. glib_config_minor_version=`$PKG_CONFIG --modversion glib-2.0 | \
  64. sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\2/'`
  65. glib_config_micro_version=`$PKG_CONFIG --modversion glib-2.0 | \
  66. sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\3/'`
  67. if test "x$enable_glibtest" = "xyes" ; then
  68. ac_save_CFLAGS="$CFLAGS"
  69. ac_save_LIBS="$LIBS"
  70. CFLAGS="$CFLAGS $GLIB_CFLAGS"
  71. LIBS="$GLIB_LIBS $LIBS"
  72. dnl
  73. dnl Now check if the installed GLIB is sufficiently new. (Also sanity
  74. dnl checks the results of pkg-config to some extent)
  75. dnl
  76. rm -f conf.glibtest
  77. AC_TRY_RUN([
  78. #include <glib.h>
  79. #include <stdio.h>
  80. #include <stdlib.h>
  81. int
  82. main ()
  83. {
  84. int major, minor, micro;
  85. char *tmp_version;
  86. system ("touch conf.glibtest");
  87. /* HP/UX 9 (%@#!) writes to sscanf strings */
  88. tmp_version = g_strdup("$min_glib_version");
  89. if (sscanf(tmp_version, "%d.%d.%d", &major, &minor, &micro) != 3) {
  90. printf("%s, bad version string\n", "$min_glib_version");
  91. exit(1);
  92. }
  93. if ((glib_major_version != $glib_config_major_version) ||
  94. (glib_minor_version != $glib_config_minor_version) ||
  95. (glib_micro_version != $glib_config_micro_version))
  96. {
  97. printf("\n*** 'pkg-config --modversion glib-2.0' returned %d.%d.%d, but GLIB (%d.%d.%d)\n",
  98. $glib_config_major_version, $glib_config_minor_version, $glib_config_micro_version,
  99. glib_major_version, glib_minor_version, glib_micro_version);
  100. printf ("*** was found! If pkg-config was correct, then it is best\n");
  101. printf ("*** to remove the old version of GLib. You may also be able to fix the error\n");
  102. printf("*** by modifying your LD_LIBRARY_PATH environment variable, or by editing\n");
  103. printf("*** /etc/ld.so.conf. Make sure you have run ldconfig if that is\n");
  104. printf("*** required on your system.\n");
  105. printf("*** If pkg-config was wrong, set the environment variable PKG_CONFIG_PATH\n");
  106. printf("*** to point to the correct configuration files\n");
  107. }
  108. else if ((glib_major_version != GLIB_MAJOR_VERSION) ||
  109. (glib_minor_version != GLIB_MINOR_VERSION) ||
  110. (glib_micro_version != GLIB_MICRO_VERSION))
  111. {
  112. printf("*** GLIB header files (version %d.%d.%d) do not match\n",
  113. GLIB_MAJOR_VERSION, GLIB_MINOR_VERSION, GLIB_MICRO_VERSION);
  114. printf("*** library (version %d.%d.%d)\n",
  115. glib_major_version, glib_minor_version, glib_micro_version);
  116. }
  117. else
  118. {
  119. if ((glib_major_version > major) ||
  120. ((glib_major_version == major) && (glib_minor_version > minor)) ||
  121. ((glib_major_version == major) && (glib_minor_version == minor) && (glib_micro_version >= micro)))
  122. {
  123. return 0;
  124. }
  125. else
  126. {
  127. printf("\n*** An old version of GLIB (%d.%d.%d) was found.\n",
  128. glib_major_version, glib_minor_version, glib_micro_version);
  129. printf("*** You need a version of GLIB newer than %d.%d.%d. The latest version of\n",
  130. major, minor, micro);
  131. printf("*** GLIB is always available from ftp://ftp.gtk.org.\n");
  132. printf("***\n");
  133. printf("*** If you have already installed a sufficiently new version, this error\n");
  134. printf("*** probably means that the wrong copy of the pkg-config shell script is\n");
  135. printf("*** being found. The easiest way to fix this is to remove the old version\n");
  136. printf("*** of GLIB, but you can also set the PKG_CONFIG environment to point to the\n");
  137. printf("*** correct copy of pkg-config. (In this case, you will have to\n");
  138. printf("*** modify your LD_LIBRARY_PATH environment variable, or edit /etc/ld.so.conf\n");
  139. printf("*** so that the correct libraries are found at run-time))\n");
  140. }
  141. }
  142. return 1;
  143. }
  144. ],, no_glib=yes,[echo $ac_n "cross compiling; assumed OK... $ac_c"])
  145. CFLAGS="$ac_save_CFLAGS"
  146. LIBS="$ac_save_LIBS"
  147. fi
  148. fi
  149. if test "x$no_glib" = x ; then
  150. AC_MSG_RESULT(yes (version $glib_config_major_version.$glib_config_minor_version.$glib_config_micro_version))
  151. ifelse([$2], , :, [$2])
  152. else
  153. AC_MSG_RESULT(no)
  154. if test "$PKG_CONFIG" = "no" ; then
  155. echo "*** A new enough version of pkg-config was not found."
  156. echo "*** See http://www.freedesktop.org/software/pkgconfig/"
  157. else
  158. if test -f conf.glibtest ; then
  159. :
  160. else
  161. echo "*** Could not run GLIB test program, checking why..."
  162. ac_save_CFLAGS="$CFLAGS"
  163. ac_save_LIBS="$LIBS"
  164. CFLAGS="$CFLAGS $GLIB_CFLAGS"
  165. LIBS="$LIBS $GLIB_LIBS"
  166. AC_TRY_LINK([
  167. #include <glib.h>
  168. #include <stdio.h>
  169. ], [ return ((glib_major_version) || (glib_minor_version) || (glib_micro_version)); ],
  170. [ echo "*** The test program compiled, but did not run. This usually means"
  171. echo "*** that the run-time linker is not finding GLIB or finding the wrong"
  172. echo "*** version of GLIB. If it is not finding GLIB, you'll need to set your"
  173. echo "*** LD_LIBRARY_PATH environment variable, or edit /etc/ld.so.conf to point"
  174. echo "*** to the installed location Also, make sure you have run ldconfig if that"
  175. echo "*** is required on your system"
  176. echo "***"
  177. echo "*** If you have an old version installed, it is best to remove it, although"
  178. echo "*** you may also be able to get things to work by modifying LD_LIBRARY_PATH" ],
  179. [ echo "*** The test program failed to compile or link. See the file config.log for the"
  180. echo "*** exact error that occurred. This usually means GLIB is incorrectly installed."])
  181. CFLAGS="$ac_save_CFLAGS"
  182. LIBS="$ac_save_LIBS"
  183. fi
  184. fi
  185. GLIB_CFLAGS=""
  186. GLIB_LIBS=""
  187. GLIB_GENMARSHAL=""
  188. GOBJECT_QUERY=""
  189. GLIB_MKENUMS=""
  190. ifelse([$3], , :, [$3])
  191. fi
  192. AC_SUBST(GLIB_CFLAGS)
  193. AC_SUBST(GLIB_LIBS)
  194. AC_SUBST(GLIB_GENMARSHAL)
  195. AC_SUBST(GOBJECT_QUERY)
  196. AC_SUBST(GLIB_MKENUMS)
  197. rm -f conf.glibtest
  198. ])