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1.1 root 1: # Configure paths for GTK+
2: # Owen Taylor 97-11-3
3:
4: dnl AM_PATH_GTK([MINIMUM-VERSION, [ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND]]])
5: dnl Test for GTK, and define GTK_CFLAGS and GTK_LIBS
6: dnl
7: AC_DEFUN(AM_PATH_GTK,
8: [dnl
9: dnl Get the cflags and libraries from the gtk-config script
10: dnl
11: AC_ARG_WITH(gtk-prefix,[ --with-gtk-prefix=PFX Prefix where GTK is installed (optional)],
12: gtk_config_prefix="$withval", gtk_config_prefix="")
13: AC_ARG_WITH(gtk-exec-prefix,[ --with-gtk-exec-prefix=PFX Exec prefix where GTK is installed (optional)],
14: gtk_config_exec_prefix="$withval", gtk_config_exec_prefix="")
15: AC_ARG_ENABLE(gtktest, [ --disable-gtktest Do not try to compile and run a test GTK program],
16: , enable_gtktest=yes)
17:
18: if test x$gtk_config_exec_prefix != x ; then
19: gtk_config_args="$gtk_config_args --exec-prefix=$gtk_config_exec_prefix"
20: if test x${GTK_CONFIG+set} != xset ; then
21: GTK_CONFIG=$gtk_config_exec_prefix/bin/gtk-config
22: fi
23: fi
24: if test x$gtk_config_prefix != x ; then
25: gtk_config_args="$gtk_config_args --prefix=$gtk_config_prefix"
26: if test x${GTK_CONFIG+set} != xset ; then
27: GTK_CONFIG=$gtk_config_prefix/bin/gtk-config
28: fi
29: fi
30:
31: AC_PATH_PROG(GTK_CONFIG, gtk-config, no)
32: min_gtk_version=ifelse([$1], ,0.99.7,$1)
33: AC_MSG_CHECKING(for GTK - version >= $min_gtk_version)
34: no_gtk=""
35: if test "$GTK_CONFIG" = "no" ; then
36: no_gtk=yes
37: else
38: GTK_CFLAGS=`$GTK_CONFIG $gtk_config_args --cflags`
39: GTK_LIBS=`$GTK_CONFIG $gtk_config_args --libs`
40: gtk_config_major_version=`$GTK_CONFIG $gtk_config_args --version | \
41: sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\1/'`
42: gtk_config_minor_version=`$GTK_CONFIG $gtk_config_args --version | \
43: sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\2/'`
44: gtk_config_micro_version=`$GTK_CONFIG $gtk_config_args --version | \
45: sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\3/'`
46: if test "x$enable_gtktest" = "xyes" ; then
47: ac_save_CFLAGS="$CFLAGS"
48: ac_save_LIBS="$LIBS"
49: CFLAGS="$CFLAGS $GTK_CFLAGS"
50: LIBS="$LIBS $GTK_LIBS"
51: dnl
52: dnl Now check if the installed GTK is sufficiently new. (Also sanity
53: dnl checks the results of gtk-config to some extent
54: dnl
55: rm -f conf.gtktest
56: AC_TRY_RUN([
57: #include <gtk/gtk.h>
58: #include <stdio.h>
59:
60: int
61: main ()
62: {
63: int major, minor, micro;
64:
65: system ("touch conf.gtktest");
66:
67: if (sscanf("$min_gtk_version", "%d.%d.%d", &major, &minor, µ) != 3) {
68: printf("%s, bad version string\n", "$min_gtk_version");
69: exit(1);
70: }
71:
72: if ((gtk_major_version != $gtk_config_major_version) ||
73: (gtk_minor_version != $gtk_config_minor_version) ||
74: (gtk_micro_version != $gtk_config_micro_version))
75: {
76: printf("\n*** 'gtk-config --version' returned %d.%d.%d, but GTK+ (%d.%d.%d)\n",
77: $gtk_config_major_version, $gtk_config_minor_version, $gtk_config_micro_version,
78: gtk_major_version, gtk_minor_version, gtk_micro_version);
79: printf ("*** was found! If gtk-config was correct, then it is best\n");
80: printf ("*** to remove the old version of GTK+. You may also be able to fix the error\n");
81: printf("*** by modifying your LD_LIBRARY_PATH enviroment variable, or by editing\n");
82: printf("*** /etc/ld.so.conf. Make sure you have run ldconfig if that is\n");
83: printf("*** required on your system.\n");
84: printf("*** If gtk-config was wrong, set the environment variable GTK_CONFIG\n");
85: printf("*** to point to the correct copy of gtk-config, and remove the file config.cache\n");
86: printf("*** before re-running configure\n");
87: }
88: else
89: {
90: if ((gtk_major_version > major) ||
91: ((gtk_major_version == major) && (gtk_minor_version > minor)) ||
92: ((gtk_major_version == major) && (gtk_minor_version == minor) && (gtk_micro_version >= micro)))
93: {
94: return 0;
95: }
96: else
97: {
98: printf("\n*** An old version of GTK+ (%d.%d.%d) was found.\n",
99: gtk_major_version, gtk_minor_version, gtk_micro_version);
100: printf("*** You need a version of GTK+ newer than %d.%d.%d. The latest version of\n",
101: major, minor, micro);
102: printf("*** GTK+ is always available from ftp://ftp.gtk.org.\n");
103: printf("***\n");
104: printf("*** If you have already installed a sufficiently new version, this error\n");
105: printf("*** probably means that the wrong copy of the gtk-config shell script is\n");
106: printf("*** being found. The easiest way to fix this is to remove the old version\n");
107: printf("*** of GTK+, but you can also set the GTK_CONFIG environment to point to the\n");
108: printf("*** correct copy of gtk-config. (In this case, you will have to\n");
109: printf("*** modify your LD_LIBRARY_PATH enviroment variable, or edit /etc/ld.so.conf\n");
110: printf("*** so that the correct libraries are found at run-time))\n");
111: }
112: }
113: return 1;
114: }
115: ],, no_gtk=yes,[echo $ac_n "cross compiling; assumed OK... $ac_c"])
116: CFLAGS="$ac_save_CFLAGS"
117: LIBS="$ac_save_LIBS"
118: fi
119: fi
120: if test "x$no_gtk" = x ; then
121: AC_MSG_RESULT(yes)
122: ifelse([$2], , :, [$2])
123: else
124: AC_MSG_RESULT(no)
125: if test "$GTK_CONFIG" = "no" ; then
126: echo "*** The gtk-config script installed by GTK could not be found"
127: echo "*** If GTK was installed in PREFIX, make sure PREFIX/bin is in"
128: echo "*** your path, or set the GTK_CONFIG environment variable to the"
129: echo "*** full path to gtk-config."
130: else
131: if test -f conf.gtktest ; then
132: :
133: else
134: echo "*** Could not run GTK test program, checking why..."
135: CFLAGS="$CFLAGS $GTK_CFLAGS"
136: LIBS="$LIBS $GTK_LIBS"
137: AC_TRY_LINK([
138: #include <gtk/gtk.h>
139: #include <stdio.h>
140: ], [ return ((gtk_major_version) || (gtk_minor_version) || (gtk_micro_version)); ],
141: [ echo "*** The test program compiled, but did not run. This usually means"
142: echo "*** that the run-time linker is not finding GTK or finding the wrong"
143: echo "*** version of GTK. If it is not finding GTK, you'll need to set your"
144: echo "*** LD_LIBRARY_PATH environment variable, or edit /etc/ld.so.conf to point"
145: echo "*** to the installed location Also, make sure you have run ldconfig if that"
146: echo "*** is required on your system"
147: echo "***"
148: echo "*** If you have an old version installed, it is best to remove it, although"
149: echo "*** you may also be able to get things to work by modifying LD_LIBRARY_PATH"
150: echo "***"
151: echo "*** If you have a RedHat 5.0 system, you should remove the GTK package that"
152: echo "*** came with the system with the command"
153: echo "***"
154: echo "*** rpm --erase --nodeps gtk gtk-devel" ],
155: [ echo "*** The test program failed to compile or link. See the file config.log for the"
156: echo "*** exact error that occured. This usually means GTK was incorrectly installed"
157: echo "*** or that you have moved GTK since it was installed. In the latter case, you"
158: echo "*** may want to edit the gtk-config script: $GTK_CONFIG" ])
159: CFLAGS="$ac_save_CFLAGS"
160: LIBS="$ac_save_LIBS"
161: fi
162: fi
163: GTK_CFLAGS=""
164: GTK_LIBS=""
165: ifelse([$3], , :, [$3])
166: fi
167: AC_SUBST(GTK_CFLAGS)
168: AC_SUBST(GTK_LIBS)
169: rm -f conf.gtktest
170: ])
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