tglib-2.0.m4 - vaccinewars - be a doctor and try to vaccinate the world
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---
tglib-2.0.m4 (8316B)
---
1 # Configure paths for GLIB
2 # Owen Taylor 1997-2001
3
4 # Increment this whenever this file is changed.
5 #serial 3
6
7 dnl AM_PATH_GLIB_2_0([MINIMUM-VERSION, [ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND [, MODULES]]]])
8 dnl Test for GLIB, and define GLIB_CFLAGS and GLIB_LIBS, if gmodule, gobject,
9 dnl gthread, or gio is specified in MODULES, pass to pkg-config
10 dnl
11 AC_DEFUN([AM_PATH_GLIB_2_0],
12 [dnl
13 dnl Get the cflags and libraries from pkg-config
14 dnl
15
16 dnl We can't use PKG_PREREQ because that needs 0.29.
17 m4_ifndef([PKG_PROG_PKG_CONFIG],
18 [pkg.m4 version 0.28 or later is required])
19
20 AC_ARG_ENABLE(glibtest, [ --disable-glibtest do not try to compile and run a test GLIB program],
21 , enable_glibtest=yes)
22
23 min_glib_version=ifelse([$1], [], [2.0.0], [$1])
24 pkg_config_args="glib-2.0 >= $min_glib_version"
25 for module in . $4
26 do
27 case "$module" in
28 gmodule)
29 pkg_config_args="$pkg_config_args gmodule-2.0"
30 ;;
31 gmodule-no-export)
32 pkg_config_args="$pkg_config_args gmodule-no-export-2.0"
33 ;;
34 gobject)
35 pkg_config_args="$pkg_config_args gobject-2.0"
36 ;;
37 gthread)
38 pkg_config_args="$pkg_config_args gthread-2.0"
39 ;;
40 gio*)
41 pkg_config_args="$pkg_config_args $module-2.0"
42 ;;
43 esac
44 done
45
46 PKG_PROG_PKG_CONFIG([0.16])
47
48 no_glib=""
49
50 if test "x$PKG_CONFIG" = x ; then
51 no_glib=yes
52 PKG_CONFIG=no
53 fi
54
55 dnl For GLIB_CFLAGS and GLIB_LIBS
56 PKG_CHECK_MODULES([GLIB], [$pkg_config_args], [:], [:])
57
58 dnl For the tools
59 PKG_CHECK_VAR([GLIB_GENMARSHAL], [glib-2.0], [glib_genmarshal])
60 PKG_CHECK_VAR([GOBJECT_QUERY], [glib-2.0], [gobject_query])
61 PKG_CHECK_VAR([GLIB_MKENUMS], [glib-2.0], [glib_mkenums])
62 PKG_CHECK_VAR([GLIB_COMPILE_RESOURCES], [gio-2.0], [glib_compile_resources])
63
64 AC_MSG_CHECKING(for GLIB - version >= $min_glib_version)
65
66 if test x$PKG_CONFIG != xno ; then
67 ## don't try to run the test against uninstalled libtool libs
68 if $PKG_CONFIG --uninstalled $pkg_config_args; then
69 echo "Will use uninstalled version of GLib found in PKG_CONFIG_PATH"
70 enable_glibtest=no
71 fi
72
73 if $PKG_CONFIG --atleast-version $min_glib_version $pkg_config_args; then
74 :
75 else
76 no_glib=yes
77 fi
78 fi
79
80 if test x"$no_glib" = x ; then
81 glib_config_major_version=`$PKG_CONFIG --modversion glib-2.0 | \
82 sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\1/'`
83 glib_config_minor_version=`$PKG_CONFIG --modversion glib-2.0 | \
84 sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\2/'`
85 glib_config_micro_version=`$PKG_CONFIG --modversion glib-2.0 | \
86 sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\3/'`
87 if test "x$enable_glibtest" = "xyes" ; then
88 ac_save_CFLAGS="$CFLAGS"
89 ac_save_LIBS="$LIBS"
90 CFLAGS="$CFLAGS $GLIB_CFLAGS"
91 LIBS="$GLIB_LIBS $LIBS"
92 dnl
93 dnl Now check if the installed GLIB is sufficiently new. (Also sanity
94 dnl checks the results of pkg-config to some extent)
95 dnl
96 rm -f conf.glibtest
97 AC_TRY_RUN([
98 #include <glib.h>
99 #include <stdio.h>
100 #include <stdlib.h>
101
102 int
103 main (void)
104 {
105 unsigned int major, minor, micro;
106
107 fclose (fopen ("conf.glibtest", "w"));
108
109 if (sscanf("$min_glib_version", "%u.%u.%u", &major, &minor, µ) != 3) {
110 printf("%s, bad version string\n", "$min_glib_version");
111 exit(1);
112 }
113
114 if ((glib_major_version != $glib_config_major_version) ||
115 (glib_minor_version != $glib_config_minor_version) ||
116 (glib_micro_version != $glib_config_micro_version))
117 {
118 printf("\n*** 'pkg-config --modversion glib-2.0' returned %d.%d.%d, but GLIB (%d.%d.%d)\n",
119 $glib_config_major_version, $glib_config_minor_version, $glib_config_micro_version,
120 glib_major_version, glib_minor_version, glib_micro_version);
121 printf ("*** was found! If pkg-config was correct, then it is best\n");
122 printf ("*** to remove the old version of GLib. You may also be able to fix the error\n");
123 printf("*** by modifying your LD_LIBRARY_PATH enviroment variable, or by editing\n");
124 printf("*** /etc/ld.so.conf. Make sure you have run ldconfig if that is\n");
125 printf("*** required on your system.\n");
126 printf("*** If pkg-config was wrong, set the environment variable PKG_CONFIG_PATH\n");
127 printf("*** to point to the correct configuration files\n");
128 }
129 else if ((glib_major_version != GLIB_MAJOR_VERSION) ||
130 (glib_minor_version != GLIB_MINOR_VERSION) ||
131 (glib_micro_version != GLIB_MICRO_VERSION))
132 {
133 printf("*** GLIB header files (version %d.%d.%d) do not match\n",
134 GLIB_MAJOR_VERSION, GLIB_MINOR_VERSION, GLIB_MICRO_VERSION);
135 printf("*** library (version %d.%d.%d)\n",
136 glib_major_version, glib_minor_version, glib_micro_version);
137 }
138 else
139 {
140 if ((glib_major_version > major) ||
141 ((glib_major_version == major) && (glib_minor_version > minor)) ||
142 ((glib_major_version == major) && (glib_minor_version == minor) && (glib_micro_version >= micro)))
143 {
144 return 0;
145 }
146 else
147 {
148 printf("\n*** An old version of GLIB (%u.%u.%u) was found.\n",
149 glib_major_version, glib_minor_version, glib_micro_version);
150 printf("*** You need a version of GLIB newer than %u.%u.%u. The latest version of\n",
151 major, minor, micro);
152 printf("*** GLIB is always available from ftp://ftp.gtk.org.\n");
153 printf("***\n");
154 printf("*** If you have already installed a sufficiently new version, this error\n");
155 printf("*** probably means that the wrong copy of the pkg-config shell script is\n");
156 printf("*** being found. The easiest way to fix this is to remove the old version\n");
157 printf("*** of GLIB, but you can also set the PKG_CONFIG environment to point to the\n");
158 printf("*** correct copy of pkg-config. (In this case, you will have to\n");
159 printf("*** modify your LD_LIBRARY_PATH enviroment variable, or edit /etc/ld.so.conf\n");
160 printf("*** so that the correct libraries are found at run-time))\n");
161 }
162 }
163 return 1;
164 }
165 ],, no_glib=yes,[echo $ac_n "cross compiling; assumed OK... $ac_c"])
166 CFLAGS="$ac_save_CFLAGS"
167 LIBS="$ac_save_LIBS"
168 fi
169 fi
170 if test "x$no_glib" = x ; then
171 AC_MSG_RESULT(yes (version $glib_config_major_version.$glib_config_minor_version.$glib_config_micro_version))
172 ifelse([$2], , :, [$2])
173 else
174 AC_MSG_RESULT(no)
175 if test "$PKG_CONFIG" = "no" ; then
176 echo "*** A new enough version of pkg-config was not found."
177 echo "*** See http://www.freedesktop.org/software/pkgconfig/"
178 else
179 if test -f conf.glibtest ; then
180 :
181 else
182 echo "*** Could not run GLIB test program, checking why..."
183 ac_save_CFLAGS="$CFLAGS"
184 ac_save_LIBS="$LIBS"
185 CFLAGS="$CFLAGS $GLIB_CFLAGS"
186 LIBS="$LIBS $GLIB_LIBS"
187 AC_TRY_LINK([
188 #include <glib.h>
189 #include <stdio.h>
190 ], [ return ((glib_major_version) || (glib_minor_version) || (glib_micro_version)); ],
191 [ echo "*** The test program compiled, but did not run. This usually means"
192 echo "*** that the run-time linker is not finding GLIB or finding the wrong"
193 echo "*** version of GLIB. If it is not finding GLIB, you'll need to set your"
194 echo "*** LD_LIBRARY_PATH environment variable, or edit /etc/ld.so.conf to point"
195 echo "*** to the installed location Also, make sure you have run ldconfig if that"
196 echo "*** is required on your system"
197 echo "***"
198 echo "*** If you have an old version installed, it is best to remove it, although"
199 echo "*** you may also be able to get things to work by modifying LD_LIBRARY_PATH" ],
200 [ echo "*** The test program failed to compile or link. See the file config.log for the"
201 echo "*** exact error that occured. This usually means GLIB is incorrectly installed."])
202 CFLAGS="$ac_save_CFLAGS"
203 LIBS="$ac_save_LIBS"
204 fi
205 fi
206 GLIB_CFLAGS=""
207 GLIB_LIBS=""
208 GLIB_GENMARSHAL=""
209 GOBJECT_QUERY=""
210 GLIB_MKENUMS=""
211 GLIB_COMPILE_RESOURCES=""
212 ifelse([$3], , :, [$3])
213 fi
214 rm -f conf.glibtest
215 ])