/[pcsx2_0.9.7]/trunk/3rdparty/SDL-1.3.0-5387/test/aclocal.m4
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Contents of /trunk/3rdparty/SDL-1.3.0-5387/test/aclocal.m4

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Revision 401 - (show annotations) (download)
Fri Feb 25 17:31:09 2011 UTC (9 years, 9 months ago) by william
File size: 6406 byte(s)
Auto Commited Import of: pcsx2-0.9.7-DEBUG (upstream: v0.9.7.4358 local: v0.9.7.313-latest) in ./trunk
1 # Configure paths for SDL
2 # Sam Lantinga 9/21/99
3 # stolen from Manish Singh
4 # stolen back from Frank Belew
5 # stolen from Manish Singh
6 # Shamelessly stolen from Owen Taylor
7
8 dnl AM_PATH_SDL([MINIMUM-VERSION, [ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND]]])
9 dnl Test for SDL, and define SDL_CFLAGS and SDL_LIBS
10 dnl
11 AC_DEFUN([AM_PATH_SDL],
12 [dnl
13 dnl Get the cflags and libraries from the sdl-config script
14 dnl
15 AC_ARG_WITH(sdl-prefix,[ --with-sdl-prefix=PFX Prefix where SDL is installed (optional)],
16 sdl_prefix="$withval", sdl_prefix="")
17 AC_ARG_WITH(sdl-exec-prefix,[ --with-sdl-exec-prefix=PFX Exec prefix where SDL is installed (optional)],
18 sdl_exec_prefix="$withval", sdl_exec_prefix="")
19 AC_ARG_ENABLE(sdltest, [ --disable-sdltest Do not try to compile and run a test SDL program],
20 , enable_sdltest=yes)
21
22 if test x$sdl_exec_prefix != x ; then
23 sdl_args="$sdl_args --exec-prefix=$sdl_exec_prefix"
24 if test x${SDL_CONFIG+set} != xset ; then
25 SDL_CONFIG=$sdl_exec_prefix/bin/sdl-config
26 fi
27 fi
28 if test x$sdl_prefix != x ; then
29 sdl_args="$sdl_args --prefix=$sdl_prefix"
30 if test x${SDL_CONFIG+set} != xset ; then
31 SDL_CONFIG=$sdl_prefix/bin/sdl-config
32 fi
33 fi
34
35 if test "x$prefix" != xNONE; then
36 PATH="$prefix/bin:$prefix/usr/bin:$PATH"
37 fi
38 AC_PATH_PROG(SDL_CONFIG, sdl-config, no, [$PATH])
39 min_sdl_version=ifelse([$1], ,0.11.0,$1)
40 AC_MSG_CHECKING(for SDL - version >= $min_sdl_version)
41 no_sdl=""
42 if test "$SDL_CONFIG" = "no" ; then
43 no_sdl=yes
44 else
45 SDL_CFLAGS=`$SDL_CONFIG $sdlconf_args --cflags`
46 SDL_LIBS=`$SDL_CONFIG $sdlconf_args --libs`
47
48 sdl_major_version=`$SDL_CONFIG $sdl_args --version | \
49 sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\1/'`
50 sdl_minor_version=`$SDL_CONFIG $sdl_args --version | \
51 sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\2/'`
52 sdl_micro_version=`$SDL_CONFIG $sdl_config_args --version | \
53 sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\3/'`
54 if test "x$enable_sdltest" = "xyes" ; then
55 ac_save_CFLAGS="$CFLAGS"
56 ac_save_CXXFLAGS="$CXXFLAGS"
57 ac_save_LIBS="$LIBS"
58 CFLAGS="$CFLAGS $SDL_CFLAGS"
59 CXXFLAGS="$CXXFLAGS $SDL_CFLAGS"
60 LIBS="$LIBS $SDL_LIBS"
61 dnl
62 dnl Now check if the installed SDL is sufficiently new. (Also sanity
63 dnl checks the results of sdl-config to some extent
64 dnl
65 rm -f conf.sdltest
66 AC_TRY_RUN([
67 #include <stdio.h>
68 #include <stdlib.h>
69 #include <string.h>
70 #include "SDL.h"
71
72 char*
73 my_strdup (char *str)
74 {
75 char *new_str;
76
77 if (str)
78 {
79 new_str = (char *)malloc ((strlen (str) + 1) * sizeof(char));
80 strcpy (new_str, str);
81 }
82 else
83 new_str = NULL;
84
85 return new_str;
86 }
87
88 int main (int argc, char *argv[])
89 {
90 int major, minor, micro;
91 char *tmp_version;
92
93 /* This hangs on some systems (?)
94 system ("touch conf.sdltest");
95 */
96 { FILE *fp = fopen("conf.sdltest", "a"); if ( fp ) fclose(fp); }
97
98 /* HP/UX 9 (%@#!) writes to sscanf strings */
99 tmp_version = my_strdup("$min_sdl_version");
100 if (sscanf(tmp_version, "%d.%d.%d", &major, &minor, &micro) != 3) {
101 printf("%s, bad version string\n", "$min_sdl_version");
102 exit(1);
103 }
104
105 if (($sdl_major_version > major) ||
106 (($sdl_major_version == major) && ($sdl_minor_version > minor)) ||
107 (($sdl_major_version == major) && ($sdl_minor_version == minor) && ($sdl_micro_version >= micro)))
108 {
109 return 0;
110 }
111 else
112 {
113 printf("\n*** 'sdl-config --version' returned %d.%d.%d, but the minimum version\n", $sdl_major_version, $sdl_minor_version, $sdl_micro_version);
114 printf("*** of SDL required is %d.%d.%d. If sdl-config is correct, then it is\n", major, minor, micro);
115 printf("*** best to upgrade to the required version.\n");
116 printf("*** If sdl-config was wrong, set the environment variable SDL_CONFIG\n");
117 printf("*** to point to the correct copy of sdl-config, and remove the file\n");
118 printf("*** config.cache before re-running configure\n");
119 return 1;
120 }
121 }
122
123 ],, no_sdl=yes,[echo $ac_n "cross compiling; assumed OK... $ac_c"])
124 CFLAGS="$ac_save_CFLAGS"
125 CXXFLAGS="$ac_save_CXXFLAGS"
126 LIBS="$ac_save_LIBS"
127 fi
128 fi
129 if test "x$no_sdl" = x ; then
130 AC_MSG_RESULT(yes)
131 ifelse([$2], , :, [$2])
132 else
133 AC_MSG_RESULT(no)
134 if test "$SDL_CONFIG" = "no" ; then
135 echo "*** The sdl-config script installed by SDL could not be found"
136 echo "*** If SDL was installed in PREFIX, make sure PREFIX/bin is in"
137 echo "*** your path, or set the SDL_CONFIG environment variable to the"
138 echo "*** full path to sdl-config."
139 else
140 if test -f conf.sdltest ; then
141 :
142 else
143 echo "*** Could not run SDL test program, checking why..."
144 CFLAGS="$CFLAGS $SDL_CFLAGS"
145 CXXFLAGS="$CXXFLAGS $SDL_CFLAGS"
146 LIBS="$LIBS $SDL_LIBS"
147 AC_TRY_LINK([
148 #include <stdio.h>
149 #include "SDL.h"
150
151 int main(int argc, char *argv[])
152 { return 0; }
153 #undef main
154 #define main K_and_R_C_main
155 ], [ return 0; ],
156 [ echo "*** The test program compiled, but did not run. This usually means"
157 echo "*** that the run-time linker is not finding SDL or finding the wrong"
158 echo "*** version of SDL. If it is not finding SDL, you'll need to set your"
159 echo "*** LD_LIBRARY_PATH environment variable, or edit /etc/ld.so.conf to point"
160 echo "*** to the installed location Also, make sure you have run ldconfig if that"
161 echo "*** is required on your system"
162 echo "***"
163 echo "*** If you have an old version installed, it is best to remove it, although"
164 echo "*** you may also be able to get things to work by modifying LD_LIBRARY_PATH"],
165 [ echo "*** The test program failed to compile or link. See the file config.log for the"
166 echo "*** exact error that occured. This usually means SDL was incorrectly installed"
167 echo "*** or that you have moved SDL since it was installed. In the latter case, you"
168 echo "*** may want to edit the sdl-config script: $SDL_CONFIG" ])
169 CFLAGS="$ac_save_CFLAGS"
170 CXXFLAGS="$ac_save_CXXFLAGS"
171 LIBS="$ac_save_LIBS"
172 fi
173 fi
174 SDL_CFLAGS=""
175 SDL_LIBS=""
176 ifelse([$3], , :, [$3])
177 fi
178 AC_SUBST(SDL_CFLAGS)
179 AC_SUBST(SDL_LIBS)
180 rm -f conf.sdltest
181 ])

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