# Configure paths for GLIB # Owen Taylor 97-11-3 dnl AM_PATH_GLIB([MINIMUM-VERSION, [ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND [, MODULES]]]]) dnl Test for GLIB, and define GLIB_CFLAGS and GLIB_LIBS, if "gmodule" or dnl gthread is specified in MODULES, pass to glib-config dnl AC_DEFUN([AM_PATH_GLIB], [dnl dnl Get the cflags and libraries from the glib-config script dnl AC_ARG_WITH(glib-prefix,[ --with-glib-prefix=PFX Prefix where GLIB is installed (optional)], glib_config_prefix="$withval", glib_config_prefix="") AC_ARG_WITH(glib-exec-prefix,[ --with-glib-exec-prefix=PFX Exec prefix where GLIB is installed (optional)], glib_config_exec_prefix="$withval", glib_config_exec_prefix="") AC_ARG_ENABLE(glibtest, [ --disable-glibtest Do not try to compile and run a test GLIB program], , enable_glibtest=yes) if test x$glib_config_exec_prefix != x ; then glib_config_args="$glib_config_args --exec-prefix=$glib_config_exec_prefix" if test x${GLIB_CONFIG+set} != xset ; then GLIB_CONFIG=$glib_config_exec_prefix/bin/glib-config fi fi if test x$glib_config_prefix != x ; then glib_config_args="$glib_config_args --prefix=$glib_config_prefix" if test x${GLIB_CONFIG+set} != xset ; then GLIB_CONFIG=$glib_config_prefix/bin/glib-config fi fi for module in . $4 do case "$module" in gmodule) glib_config_args="$glib_config_args gmodule" ;; gthread) glib_config_args="$glib_config_args gthread" ;; esac done AC_PATH_PROG(GLIB_CONFIG, glib-config, no) min_glib_version=ifelse([$1], ,0.99.7,$1) AC_MSG_CHECKING(for GLIB - version >= $min_glib_version) no_glib="" if test "$GLIB_CONFIG" = "no" ; then no_glib=yes else GLIB_CFLAGS=`$GLIB_CONFIG $glib_config_args --cflags` GLIB_LIBS=`$GLIB_CONFIG $glib_config_args --libs` glib_config_major_version=`$GLIB_CONFIG $glib_config_args --version | \ sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\1/'` glib_config_minor_version=`$GLIB_CONFIG $glib_config_args --version | \ sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\2/'` glib_config_micro_version=`$GLIB_CONFIG $glib_config_args --version | \ sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\3/'` if test "x$enable_glibtest" = "xyes" ; then ac_save_CFLAGS="$CFLAGS" ac_save_LIBS="$LIBS" CFLAGS="$CFLAGS $GLIB_CFLAGS" LIBS="$GLIB_LIBS $LIBS" dnl dnl Now check if the installed GLIB is sufficiently new. (Also sanity dnl checks the results of glib-config to some extent dnl rm -f conf.glibtest AC_TRY_RUN([ #include <glib.h> #include <stdio.h> #include <stdlib.h> int main () { int major, minor, micro; char *tmp_version; system ("touch conf.glibtest"); /* HP/UX 9 (%@#!) writes to sscanf strings */ tmp_version = g_strdup("$min_glib_version"); if (sscanf(tmp_version, "%d.%d.%d", &major, &minor, µ) != 3) { printf("%s, bad version string\n", "$min_glib_version"); exit(1); } if ((glib_major_version != $glib_config_major_version) || (glib_minor_version != $glib_config_minor_version) || (glib_micro_version != $glib_config_micro_version)) { printf("\n*** 'glib-config --version' returned %d.%d.%d, but GLIB (%d.%d.%d)\n", $glib_config_major_version, $glib_config_minor_version, $glib_config_micro_version, glib_major_version, glib_minor_version, glib_micro_version); printf ("*** was found! If glib-config was correct, then it is best\n"); printf ("*** to remove the old version of GLIB. You may also be able to fix the error\n"); printf("*** by modifying your LD_LIBRARY_PATH enviroment variable, or by editing\n"); printf("*** /etc/ld.so.conf. Make sure you have run ldconfig if that is\n"); printf("*** required on your system.\n"); printf("*** If glib-config was wrong, set the environment variable GLIB_CONFIG\n"); printf("*** to point to the correct copy of glib-config, and remove the file config.cache\n"); printf("*** before re-running configure\n"); } else if ((glib_major_version != GLIB_MAJOR_VERSION) || (glib_minor_version != GLIB_MINOR_VERSION) || (glib_micro_version != GLIB_MICRO_VERSION)) { printf("*** GLIB header files (version %d.%d.%d) do not match\n", GLIB_MAJOR_VERSION, GLIB_MINOR_VERSION, GLIB_MICRO_VERSION); printf("*** library (version %d.%d.%d)\n", glib_major_version, glib_minor_version, glib_micro_version); } else { if ((glib_major_version > major) || ((glib_major_version == major) && (glib_minor_version > minor)) || ((glib_major_version == major) && (glib_minor_version == minor) && (glib_micro_version >= micro))) { return 0; } else { printf("\n*** An old version of GLIB (%d.%d.%d) was found.\n", glib_major_version, glib_minor_version, glib_micro_version); printf("*** You need a version of GLIB newer than %d.%d.%d. The latest version of\n", major, minor, micro); printf("*** GLIB is always available from ftp://ftp.gtk.org.\n"); printf("***\n"); printf("*** If you have already installed a sufficiently new version, this error\n"); printf("*** probably means that the wrong copy of the glib-config shell script is\n"); printf("*** being found. The easiest way to fix this is to remove the old version\n"); printf("*** of GLIB, but you can also set the GLIB_CONFIG environment to point to the\n"); printf("*** correct copy of glib-config. (In this case, you will have to\n"); printf("*** modify your LD_LIBRARY_PATH enviroment variable, or edit /etc/ld.so.conf\n"); printf("*** so that the correct libraries are found at run-time))\n"); } } return 1; } ],, no_glib=yes,[echo $ac_n "cross compiling; assumed OK... $ac_c"]) CFLAGS="$ac_save_CFLAGS" LIBS="$ac_save_LIBS" fi fi if test "x$no_glib" = x ; then AC_MSG_RESULT(yes) ifelse([$2], , :, [$2]) else AC_MSG_RESULT(no) if test "$GLIB_CONFIG" = "no" ; then echo "*** The glib-config script installed by GLIB could not be found" echo "*** If GLIB was installed in PREFIX, make sure PREFIX/bin is in" echo "*** your path, or set the GLIB_CONFIG environment variable to the" echo "*** full path to glib-config." else if test -f conf.glibtest ; then : else echo "*** Could not run GLIB test program, checking why..." CFLAGS="$CFLAGS $GLIB_CFLAGS" LIBS="$LIBS $GLIB_LIBS" AC_TRY_LINK([ #include <glib.h> #include <stdio.h> ], [ return ((glib_major_version) || (glib_minor_version) || (glib_micro_version)); ], [ echo "*** The test program compiled, but did not run. This usually means" echo "*** that the run-time linker is not finding GLIB or finding the wrong" echo "*** version of GLIB. If it is not finding GLIB, you'll need to set your" echo "*** LD_LIBRARY_PATH environment variable, or edit /etc/ld.so.conf to point" echo "*** to the installed location Also, make sure you have run ldconfig if that" echo "*** is required on your system" echo "***" echo "*** If you have an old version installed, it is best to remove it, although" echo "*** you may also be able to get things to work by modifying LD_LIBRARY_PATH" echo "***" echo "*** If you have a RedHat 5.0 system, you should remove the GTK package that" echo "*** came with the system with the command" echo "***" echo "*** rpm --erase --nodeps gtk gtk-devel" ], [ echo "*** The test program failed to compile or link. See the file config.log for the" echo "*** exact error that occured. This usually means GLIB was incorrectly installed" echo "*** or that you have moved GLIB since it was installed. In the latter case, you" echo "*** may want to edit the glib-config script: $GLIB_CONFIG" ]) CFLAGS="$ac_save_CFLAGS" LIBS="$ac_save_LIBS" fi fi GLIB_CFLAGS="" GLIB_LIBS="" ifelse([$3], , :, [$3]) fi AC_SUBST(GLIB_CFLAGS) AC_SUBST(GLIB_LIBS) rm -f conf.glibtest ])