dnl acinclude.m4. Change *this* file to add new or change macros. dnl When changes have been made, delete aclocal.m4 and run dnl "aclocal". dnl dnl DO NOT change aclocal.m4 ! dnl dnl * LA_SEARCH_FILE(variable, filename, PATH) dnl * Search "filename" in the specified "PATH", "variable" will dnl * contain the full pathname or the empty string dnl * PATH is space-separated list of directories. dnl * by Florian Bomers AC_DEFUN([LA_SEARCH_FILE],[ $1= dnl hack: eliminate line feeds in $2 for FILE in $2; do for DIR in $3; do dnl use PATH in order if test ".$1"="." && test -f "$DIR/$FILE"; then $1=$DIR fi done done ]) dnl * LA_SEARCH_LIB(lib-variable, include-variable, lib-filename, header-filename, prefix) dnl * looks for "lib-filename" and "header-filename" in the area of "prefix". dnl * if found, "lib-variable" and "include-variable" are set to the dnl * respective paths. dnl * prefix is a single path dnl * libs are searched in prefix, prefix/lib, prefix/.., prefix/../lib dnl * headers are searched in prefix, prefix/include, prefix/.., prefix/../include dnl * dnl * If one of them is not found, both "lib-variable", "include-variable" are dnl * set to the empty string. dnl * dnl * TODO: assert function call to verify lib dnl * dnl * by Florian Bomers AC_DEFUN([LA_SEARCH_LIB],[ dnl look for lib LA_SEARCH_FILE($1, $3, $5 $5/lib $5/.. $5/../lib) dnl look for header. LA_SEARCH_FILE($2, $4, $5 $5/include $5/.. $5/../include) if test ".$1" = "." || test ".$2" = "."; then $1= $2= fi ]) # alex_IEEE854_FLOAT80 # ------------ AC_DEFUN([alex_IEEE854_FLOAT80], [AC_CACHE_CHECK(for IEEE854 compliant 80 bit floats, alex_cv_ieee854_float80, [AC_TRY_RUN([ int float2long_IEEE_compliance ( void ) { struct { long padding; /* to prevent unaligned access */ float f; } s; s.f = 12582912.; if ( *(long*)(&s.f) != 1262485504l ) return 0; s.f = 12615679.; if ( *(long*)(&s.f) != 1262518271l ) return 0; s.f = 13582912.; if ( *(long*)(&s.f) != 1263485504l ) return 0; s.f = 12550145.; if ( *(long*)(&s.f) != 1262452737l ) return 0; s.f = 11582912.; if ( *(long*)(&s.f) != 1261485504l ) return 0; return 1; } int main(void) { int retval; retval = float2long_IEEE_compliance(); /* no error return -> success */ return !retval; } ], alex_cv_ieee854_float80=yes, alex_cv_ieee854_float80=no, [AC_MSG_WARN(can't check for IEEE854 compliant 80 bit floats)] )])]) # alex_IEEE854_FLOAT80 # Configure paths for GTK+ # Owen Taylor 97-11-3 dnl AM_PATH_GTK([MINIMUM-VERSION, [ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND [, MODULES]]]]) dnl Test for GTK, and define GTK_CFLAGS and GTK_LIBS dnl AC_DEFUN([AM_PATH_GTK], [dnl dnl Get the cflags and libraries from the gtk-config script dnl AC_ARG_WITH(gtk-prefix,[ --with-gtk-prefix=PFX Prefix where GTK is installed (optional)], gtk_config_prefix="$withval", gtk_config_prefix="") AC_ARG_WITH(gtk-exec-prefix,[ --with-gtk-exec-prefix=PFX Exec prefix where GTK is installed (optional)], gtk_config_exec_prefix="$withval", gtk_config_exec_prefix="") AC_ARG_ENABLE(gtktest, [ --disable-gtktest Do not try to compile and run a test GTK program], , enable_gtktest=yes) for module in . $4 do case "$module" in gthread) gtk_config_args="$gtk_config_args gthread" ;; esac done if test x$gtk_config_exec_prefix != x ; then gtk_config_args="$gtk_config_args --exec-prefix=$gtk_config_exec_prefix" if test x${GTK_CONFIG+set} != xset ; then GTK_CONFIG=$gtk_config_exec_prefix/bin/gtk-config fi fi if test x$gtk_config_prefix != x ; then gtk_config_args="$gtk_config_args --prefix=$gtk_config_prefix" if test x${GTK_CONFIG+set} != xset ; then GTK_CONFIG=$gtk_config_prefix/bin/gtk-config fi fi AC_PATH_PROG(GTK_CONFIG, gtk-config, no) min_gtk_version=ifelse([$1], ,0.99.7,$1) AC_MSG_CHECKING(for GTK - version >= $min_gtk_version) no_gtk="" if test "$GTK_CONFIG" = "no" ; then no_gtk=yes else GTK_CFLAGS=`$GTK_CONFIG $gtk_config_args --cflags` GTK_LIBS=`$GTK_CONFIG $gtk_config_args --libs` gtk_config_major_version=`$GTK_CONFIG $gtk_config_args --version | \ sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\1/'` gtk_config_minor_version=`$GTK_CONFIG $gtk_config_args --version | \ sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\2/'` gtk_config_micro_version=`$GTK_CONFIG $gtk_config_args --version | \ sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\3/'` if test "x$enable_gtktest" = "xyes" ; then ac_save_CFLAGS="$CFLAGS" ac_save_LIBS="$LIBS" CFLAGS="$CFLAGS $GTK_CFLAGS" LIBS="$GTK_LIBS $LIBS" dnl dnl Now check if the installed GTK is sufficiently new. (Also sanity dnl checks the results of gtk-config to some extent dnl rm -f conf.gtktest AC_TRY_RUN([ #include #include #include int main () { int major, minor, micro; char *tmp_version; system ("touch conf.gtktest"); /* HP/UX 9 (%@#!) writes to sscanf strings */ tmp_version = g_strdup("$min_gtk_version"); if (sscanf(tmp_version, "%d.%d.%d", &major, &minor, µ) != 3) { printf("%s, bad version string\n", "$min_gtk_version"); exit(1); } if ((gtk_major_version != $gtk_config_major_version) || (gtk_minor_version != $gtk_config_minor_version) || (gtk_micro_version != $gtk_config_micro_version)) { printf("\n*** 'gtk-config --version' returned %d.%d.%d, but GTK+ (%d.%d.%d)\n", $gtk_config_major_version, $gtk_config_minor_version, $gtk_config_micro_version, gtk_major_version, gtk_minor_version, gtk_micro_version); printf ("*** was found! If gtk-config was correct, then it is best\n"); printf ("*** to remove the old version of GTK+. 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 gtk-config was wrong, set the environment variable GTK_CONFIG\n"); printf("*** to point to the correct copy of gtk-config, and remove the file config.cache\n"); printf("*** before re-running configure\n"); } #if defined (GTK_MAJOR_VERSION) && defined (GTK_MINOR_VERSION) && defined (GTK_MICRO_VERSION) else if ((gtk_major_version != GTK_MAJOR_VERSION) || (gtk_minor_version != GTK_MINOR_VERSION) || (gtk_micro_version != GTK_MICRO_VERSION)) { printf("*** GTK+ header files (version %d.%d.%d) do not match\n", GTK_MAJOR_VERSION, GTK_MINOR_VERSION, GTK_MICRO_VERSION); printf("*** library (version %d.%d.%d)\n", gtk_major_version, gtk_minor_version, gtk_micro_version); } #endif /* defined (GTK_MAJOR_VERSION) ... */ else { if ((gtk_major_version > major) || ((gtk_major_version == major) && (gtk_minor_version > minor)) || ((gtk_major_version == major) && (gtk_minor_version == minor) && (gtk_micro_version >= micro))) { return 0; } else { printf("\n*** An old version of GTK+ (%d.%d.%d) was found.\n", gtk_major_version, gtk_minor_version, gtk_micro_version); printf("*** You need a version of GTK+ newer than %d.%d.%d. The latest version of\n", major, minor, micro); printf("*** GTK+ 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 gtk-config shell script is\n"); printf("*** being found. The easiest way to fix this is to remove the old version\n"); printf("*** of GTK+, but you can also set the GTK_CONFIG environment to point to the\n"); printf("*** correct copy of gtk-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_gtk=yes,[echo $ac_n "cross compiling; assumed OK... $ac_c"]) CFLAGS="$ac_save_CFLAGS" LIBS="$ac_save_LIBS" fi fi if test "x$no_gtk" = x ; then AC_MSG_RESULT(yes) ifelse([$2], , :, [$2]) else AC_MSG_RESULT(no) if test "$GTK_CONFIG" = "no" ; then echo "*** The gtk-config script installed by GTK could not be found" echo "*** If GTK was installed in PREFIX, make sure PREFIX/bin is in" echo "*** your path, or set the GTK_CONFIG environment variable to the" echo "*** full path to gtk-config." else if test -f conf.gtktest ; then : else echo "*** Could not run GTK test program, checking why..." CFLAGS="$CFLAGS $GTK_CFLAGS" LIBS="$LIBS $GTK_LIBS" AC_TRY_LINK([ #include #include ], [ return ((gtk_major_version) || (gtk_minor_version) || (gtk_micro_version)); ], [ echo "*** The test program compiled, but did not run. This usually means" echo "*** that the run-time linker is not finding GTK or finding the wrong" echo "*** version of GTK. If it is not finding GTK, 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 GTK was incorrectly installed" echo "*** or that you have moved GTK since it was installed. In the latter case, you" echo "*** may want to edit the gtk-config script: $GTK_CONFIG" ]) CFLAGS="$ac_save_CFLAGS" LIBS="$ac_save_LIBS" fi fi GTK_CFLAGS="" GTK_LIBS="" ifelse([$3], , :, [$3]) fi AC_SUBST(GTK_CFLAGS) AC_SUBST(GTK_LIBS) rm -f conf.gtktest ])