| blob | 4e00dba313c402396184f38aaf3a1eb16b702c15 |
1 # Configure paths for GTK+
2 # Owen Taylor 97-11-3
3 # (copy of gtk.m4 (public domain))
5 dnl AM_PATH_GTK([MINIMUM-VERSION, [ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND]]])
6 dnl Test for GTK, and define GTK_CFLAGS and GTK_LIBS
7 dnl
8 AC_DEFUN([AM_PATH_GTK],
9 [dnl
10 dnl Get the cflags and libraries from the gtk-config script
11 dnl
12 AC_ARG_WITH(gtk-prefix,[ --with-gtk-prefix=PFX Prefix where GTK is installed (optional)],
13 gtk_config_prefix="$withval", gtk_config_prefix="")
14 AC_ARG_WITH(gtk-exec-prefix,[ --with-gtk-exec-prefix=PFX
15 Exec prefix where GTK is installed (optional)],
16 gtk_config_exec_prefix="$withval", gtk_config_exec_prefix="")
17 AC_ARG_ENABLE(gtktest, [ --disable-gtktest Do not try to compile and run a test GTK program],
18 , enable_gtktest=yes)
20 if test x$gtk_config_exec_prefix != x ; then
21 gtk_config_args="$gtk_config_args --exec-prefix=$gtk_config_exec_prefix"
22 if test x${GTK_CONFIG+set} != xset ; then
23 GTK_CONFIG=$gtk_config_exec_prefix/bin/gtk-config
24 fi
25 fi
26 if test x$gtk_config_prefix != x ; then
27 gtk_config_args="$gtk_config_args --prefix=$gtk_config_prefix"
28 if test x${GTK_CONFIG+set} != xset ; then
29 GTK_CONFIG=$gtk_config_prefix/bin/gtk-config
30 fi
31 fi
33 dnl Force a version check to keep upgraded versions from being overridden by the cached value.
34 unset ac_cv_path_GTK_CONFIG
36 AC_PATH_PROG(GTK_CONFIG, gtk-config, no)
37 min_gtk_version=ifelse([$1], ,0.99.7,$1)
38 AC_MSG_CHECKING(for GTK - version >= $min_gtk_version)
39 no_gtk=""
40 if test "$GTK_CONFIG" = "no" ; then
41 no_gtk=yes
42 else
43 GTK_CFLAGS=`$GTK_CONFIG $gtk_config_args --cflags`
44 GTK_LIBS=`$GTK_CONFIG $gtk_config_args --libs`
45 gtk_config_major_version=`$GTK_CONFIG $gtk_config_args --version | \
46 sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\1/'`
47 gtk_config_minor_version=`$GTK_CONFIG $gtk_config_args --version | \
48 sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\2/'`
49 gtk_config_micro_version=`$GTK_CONFIG $gtk_config_args --version | \
50 sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\3/'`
51 if test "x$enable_gtktest" = "xyes" ; then
52 ac_save_CFLAGS="$CFLAGS"
53 ac_save_LIBS="$LIBS"
54 CFLAGS="$CFLAGS $GTK_CFLAGS"
55 LIBS="$LIBS $GTK_LIBS"
56 dnl
57 dnl Now check if the installed GTK is sufficiently new. (Also sanity
58 dnl checks the results of gtk-config to some extent
59 dnl
60 rm -f conf.gtktest
61 AC_TRY_RUN([
62 #include <gtk/gtk.h>
63 #include <stdio.h>
64 #include <stdlib.h>
66 int
67 main ()
68 {
69 int major, minor, micro;
70 char *tmp_version;
72 system ("touch conf.gtktest");
74 /* HP/UX 9 (%@#!) writes to sscanf strings */
75 tmp_version = g_strdup("$min_gtk_version");
76 if (sscanf(tmp_version, "%d.%d.%d", &major, &minor, µ) != 3) {
77 printf("%s, bad version string\n", "$min_gtk_version");
78 exit(1);
79 }
81 if ((gtk_major_version != $gtk_config_major_version) ||
82 (gtk_minor_version != $gtk_config_minor_version) ||
83 (gtk_micro_version != $gtk_config_micro_version))
84 {
85 printf("\n*** 'gtk-config --version' returned %d.%d.%d, but GTK+ (%d.%d.%d)\n",
86 $gtk_config_major_version, $gtk_config_minor_version, $gtk_config_micro_version,
87 gtk_major_version, gtk_minor_version, gtk_micro_version);
88 printf ("*** was found! If gtk-config was correct, then it is best\n");
89 printf ("*** to remove the old version of GTK+. You may also be able to fix the error\n");
90 printf("*** by modifying your LD_LIBRARY_PATH environment variable, or by editing\n");
91 printf("*** /etc/ld.so.conf. Make sure you have run ldconfig if that is\n");
92 printf("*** required on your system.\n");
93 printf("*** If gtk-config was wrong, set the environment variable GTK_CONFIG\n");
94 printf("*** to point to the correct copy of gtk-config, and remove the file config.cache\n");
95 printf("*** before re-running configure\n");
96 }
97 #if defined (GTK_MAJOR_VERSION) && defined (GTK_MINOR_VERSION) && defined (GTK_MICRO_VERSION)
98 else if ((gtk_major_version != GTK_MAJOR_VERSION) ||
99 (gtk_minor_version != GTK_MINOR_VERSION) ||
100 (gtk_micro_version != GTK_MICRO_VERSION))
101 {
102 printf("*** GTK+ header files (version %d.%d.%d) do not match\n",
103 GTK_MAJOR_VERSION, GTK_MINOR_VERSION, GTK_MICRO_VERSION);
104 printf("*** library (version %d.%d.%d)\n",
105 gtk_major_version, gtk_minor_version, gtk_micro_version);
106 }
107 #endif /* defined (GTK_MAJOR_VERSION) ... */
108 else
109 {
110 if ((gtk_major_version > major) ||
111 ((gtk_major_version == major) && (gtk_minor_version > minor)) ||
112 ((gtk_major_version == major) && (gtk_minor_version == minor) && (gtk_micro_version >= micro)))
113 {
114 return 0;
115 }
116 else
117 {
118 printf("\n*** An old version of GTK+ (%d.%d.%d) was found.\n",
119 gtk_major_version, gtk_minor_version, gtk_micro_version);
120 printf("*** You need a version of GTK+ newer than %d.%d.%d. The latest version of\n",
121 major, minor, micro);
122 printf("*** GTK+ is always available from ftp://ftp.gtk.org.\n");
123 printf("***\n");
124 printf("*** If you have already installed a sufficiently new version, this error\n");
125 printf("*** probably means that the wrong copy of the gtk-config shell script is\n");
126 printf("*** being found. The easiest way to fix this is to remove the old version\n");
127 printf("*** of GTK+, but you can also set the GTK_CONFIG environment to point to the\n");
128 printf("*** correct copy of gtk-config. (In this case, you will have to\n");
129 printf("*** modify your LD_LIBRARY_PATH environment variable, or edit /etc/ld.so.conf\n");
130 printf("*** so that the correct libraries are found at run-time))\n");
131 }
132 }
133 return 1;
134 }
135 ],, no_gtk=yes,[echo $ac_n "cross compiling; assumed OK... $ac_c"])
136 CFLAGS="$ac_save_CFLAGS"
137 LIBS="$ac_save_LIBS"
138 fi
139 fi
140 if test "x$no_gtk" = x ; then
141 AC_MSG_RESULT(yes)
142 ifelse([$2], , :, [$2])
143 else
144 AC_MSG_RESULT(no)
145 if test "$GTK_CONFIG" = "no" ; then
146 echo "*** The gtk-config script installed by GTK could not be found."
147 echo "*** If GTK was installed in PREFIX, make sure PREFIX/bin is in"
148 echo "*** your path, or set the GTK_CONFIG environment variable to the"
149 echo "*** full path to gtk-config."
150 echo "*** GTK+ is available from ftp://ftp.gtk.org/pub/gtk"
151 else
152 if test -f conf.gtktest ; then
153 :
154 else
155 echo "*** Could not run GTK test program, checking why..."
156 CFLAGS="$CFLAGS $GTK_CFLAGS"
157 LIBS="$LIBS $GTK_LIBS"
158 AC_TRY_LINK([
159 #include <gtk/gtk.h>
160 #include <stdio.h>
161 ], [ return ((gtk_major_version) || (gtk_minor_version) || (gtk_micro_version)); ],
162 [ echo "*** The test program compiled, but did not run. This usually means"
163 echo "*** that the run-time linker is not finding GTK or finding the wrong"
164 echo "*** version of GTK. If it is not finding GTK, you'll need to set your"
165 echo "*** LD_LIBRARY_PATH environment variable, or edit /etc/ld.so.conf to point"
166 echo "*** to the installed location Also, make sure you have run ldconfig if that"
167 echo "*** is required on your system"
168 echo "***"
169 echo "*** If you have an old version installed, it is best to remove it, although"
170 echo "*** you may also be able to get things to work by modifying LD_LIBRARY_PATH"
171 echo "***"
172 echo "*** If you have a RedHat 5.0 system, you should remove the GTK package that"
173 echo "*** came with the system with the command"
174 echo "***"
175 echo "*** rpm --erase --nodeps gtk gtk-devel" ],
176 [ echo "*** The test program failed to compile or link. See the file config.log for the"
177 echo "*** exact error that occured. This usually means GTK was incorrectly installed"
178 echo "*** or that you have moved GTK since it was installed. In the latter case, you"
179 echo "*** may want to edit the gtk-config script: $GTK_CONFIG" ])
180 CFLAGS="$ac_save_CFLAGS"
181 LIBS="$ac_save_LIBS"
182 fi
183 fi
184 GTK_CFLAGS=""
185 GTK_LIBS=""
186 ifelse([$3], , :, [$3])
187 fi
188 AC_SUBST(GTK_CFLAGS)
189 AC_SUBST(GTK_LIBS)
190 rm -f conf.gtktest
191 ])