diff options
Diffstat (limited to 'acinclude.m4')
-rw-r--r-- | acinclude.m4 | 202 |
1 files changed, 0 insertions, 202 deletions
diff --git a/acinclude.m4 b/acinclude.m4 deleted file mode 100644 index a03b2d2..0000000 --- a/acinclude.m4 +++ /dev/null | |||
@@ -1,202 +0,0 @@ | |||
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 | # serial 1 | ||
9 | |||
10 | dnl AM_PATH_SDL2([MINIMUM-VERSION, [ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND]]]) | ||
11 | dnl Test for SDL, and define SDL_CFLAGS and SDL_LIBS | ||
12 | dnl | ||
13 | AC_DEFUN([AM_PATH_SDL2], | ||
14 | [dnl | ||
15 | dnl Get the cflags and libraries from the sdl2-config script | ||
16 | dnl | ||
17 | AC_ARG_WITH(sdl-prefix,[ --with-sdl-prefix=PFX Prefix where SDL is installed (optional)], | ||
18 | sdl_prefix="$withval", sdl_prefix="") | ||
19 | AC_ARG_WITH(sdl-exec-prefix,[ --with-sdl-exec-prefix=PFX Exec prefix where SDL is installed (optional)], | ||
20 | sdl_exec_prefix="$withval", sdl_exec_prefix="") | ||
21 | AC_ARG_ENABLE(sdltest, [ --disable-sdltest Do not try to compile and run a test SDL program], | ||
22 | , enable_sdltest=yes) | ||
23 | |||
24 | min_sdl_version=ifelse([$1], ,2.0.0,$1) | ||
25 | |||
26 | if test "x$sdl_prefix$sdl_exec_prefix" = x ; then | ||
27 | PKG_CHECK_MODULES([SDL], [sdl2 >= $min_sdl_version], | ||
28 | [sdl_pc=yes], | ||
29 | [sdl_pc=no]) | ||
30 | else | ||
31 | sdl_pc=no | ||
32 | if test x$sdl_exec_prefix != x ; then | ||
33 | sdl_config_args="$sdl_config_args --exec-prefix=$sdl_exec_prefix" | ||
34 | if test x${SDL2_CONFIG+set} != xset ; then | ||
35 | SDL2_CONFIG=$sdl_exec_prefix/bin/sdl2-config | ||
36 | fi | ||
37 | fi | ||
38 | if test x$sdl_prefix != x ; then | ||
39 | sdl_config_args="$sdl_config_args --prefix=$sdl_prefix" | ||
40 | if test x${SDL2_CONFIG+set} != xset ; then | ||
41 | SDL2_CONFIG=$sdl_prefix/bin/sdl2-config | ||
42 | fi | ||
43 | fi | ||
44 | fi | ||
45 | |||
46 | if test "x$sdl_pc" = xyes ; then | ||
47 | no_sdl="" | ||
48 | SDL2_CONFIG="pkg-config sdl2" | ||
49 | else | ||
50 | as_save_PATH="$PATH" | ||
51 | if test "x$prefix" != xNONE && test "$cross_compiling" != yes; then | ||
52 | PATH="$prefix/bin:$prefix/usr/bin:$PATH" | ||
53 | fi | ||
54 | AC_PATH_PROG(SDL2_CONFIG, sdl2-config, no, [$PATH]) | ||
55 | PATH="$as_save_PATH" | ||
56 | AC_MSG_CHECKING(for SDL - version >= $min_sdl_version) | ||
57 | no_sdl="" | ||
58 | |||
59 | if test "$SDL2_CONFIG" = "no" ; then | ||
60 | no_sdl=yes | ||
61 | else | ||
62 | SDL_CFLAGS=`$SDL2_CONFIG $sdl_config_args --cflags` | ||
63 | SDL_LIBS=`$SDL2_CONFIG $sdl_config_args --libs` | ||
64 | |||
65 | sdl_major_version=`$SDL2_CONFIG $sdl_config_args --version | \ | ||
66 | sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\1/'` | ||
67 | sdl_minor_version=`$SDL2_CONFIG $sdl_config_args --version | \ | ||
68 | sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\2/'` | ||
69 | sdl_micro_version=`$SDL2_CONFIG $sdl_config_args --version | \ | ||
70 | sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\3/'` | ||
71 | if test "x$enable_sdltest" = "xyes" ; then | ||
72 | ac_save_CFLAGS="$CFLAGS" | ||
73 | ac_save_CXXFLAGS="$CXXFLAGS" | ||
74 | ac_save_LIBS="$LIBS" | ||
75 | CFLAGS="$CFLAGS $SDL_CFLAGS" | ||
76 | CXXFLAGS="$CXXFLAGS $SDL_CFLAGS" | ||
77 | LIBS="$LIBS $SDL_LIBS" | ||
78 | dnl | ||
79 | dnl Now check if the installed SDL is sufficiently new. (Also sanity | ||
80 | dnl checks the results of sdl2-config to some extent | ||
81 | dnl | ||
82 | rm -f conf.sdltest | ||
83 | AC_TRY_RUN([ | ||
84 | #include <stdio.h> | ||
85 | #include <stdlib.h> | ||
86 | #include <string.h> | ||
87 | #include "SDL.h" | ||
88 | |||
89 | char* | ||
90 | my_strdup (char *str) | ||
91 | { | ||
92 | char *new_str; | ||
93 | |||
94 | if (str) | ||
95 | { | ||
96 | new_str = (char *)malloc ((strlen (str) + 1) * sizeof(char)); | ||
97 | strcpy (new_str, str); | ||
98 | } | ||
99 | else | ||
100 | new_str = NULL; | ||
101 | |||
102 | return new_str; | ||
103 | } | ||
104 | |||
105 | int main (int argc, char *argv[]) | ||
106 | { | ||
107 | int major, minor, micro; | ||
108 | char *tmp_version; | ||
109 | |||
110 | /* This hangs on some systems (?) | ||
111 | system ("touch conf.sdltest"); | ||
112 | */ | ||
113 | { FILE *fp = fopen("conf.sdltest", "a"); if ( fp ) fclose(fp); } | ||
114 | |||
115 | /* HP/UX 9 (%@#!) writes to sscanf strings */ | ||
116 | tmp_version = my_strdup("$min_sdl_version"); | ||
117 | if (sscanf(tmp_version, "%d.%d.%d", &major, &minor, µ) != 3) { | ||
118 | printf("%s, bad version string\n", "$min_sdl_version"); | ||
119 | exit(1); | ||
120 | } | ||
121 | |||
122 | if (($sdl_major_version > major) || | ||
123 | (($sdl_major_version == major) && ($sdl_minor_version > minor)) || | ||
124 | (($sdl_major_version == major) && ($sdl_minor_version == minor) && ($sdl_micro_version >= micro))) | ||
125 | { | ||
126 | return 0; | ||
127 | } | ||
128 | else | ||
129 | { | ||
130 | printf("\n*** 'sdl2-config --version' returned %d.%d.%d, but the minimum version\n", $sdl_major_version, $sdl_minor_version, $sdl_micro_version); | ||
131 | printf("*** of SDL required is %d.%d.%d. If sdl2-config is correct, then it is\n", major, minor, micro); | ||
132 | printf("*** best to upgrade to the required version.\n"); | ||
133 | printf("*** If sdl2-config was wrong, set the environment variable SDL2_CONFIG\n"); | ||
134 | printf("*** to point to the correct copy of sdl2-config, and remove the file\n"); | ||
135 | printf("*** config.cache before re-running configure\n"); | ||
136 | return 1; | ||
137 | } | ||
138 | } | ||
139 | |||
140 | ],, no_sdl=yes,[echo $ac_n "cross compiling; assumed OK... $ac_c"]) | ||
141 | CFLAGS="$ac_save_CFLAGS" | ||
142 | CXXFLAGS="$ac_save_CXXFLAGS" | ||
143 | LIBS="$ac_save_LIBS" | ||
144 | fi | ||
145 | fi | ||
146 | if test "x$no_sdl" = x ; then | ||
147 | AC_MSG_RESULT(yes) | ||
148 | else | ||
149 | AC_MSG_RESULT(no) | ||
150 | fi | ||
151 | fi | ||
152 | if test "x$no_sdl" = x ; then | ||
153 | ifelse([$2], , :, [$2]) | ||
154 | else | ||
155 | if test "$SDL2_CONFIG" = "no" ; then | ||
156 | echo "*** The sdl2-config script installed by SDL could not be found" | ||
157 | echo "*** If SDL was installed in PREFIX, make sure PREFIX/bin is in" | ||
158 | echo "*** your path, or set the SDL2_CONFIG environment variable to the" | ||
159 | echo "*** full path to sdl2-config." | ||
160 | else | ||
161 | if test -f conf.sdltest ; then | ||
162 | : | ||
163 | else | ||
164 | echo "*** Could not run SDL test program, checking why..." | ||
165 | CFLAGS="$CFLAGS $SDL_CFLAGS" | ||
166 | CXXFLAGS="$CXXFLAGS $SDL_CFLAGS" | ||
167 | LIBS="$LIBS $SDL_LIBS" | ||
168 | AC_TRY_LINK([ | ||
169 | #include <stdio.h> | ||
170 | #include "SDL.h" | ||
171 | |||
172 | int main(int argc, char *argv[]) | ||
173 | { return 0; } | ||
174 | #undef main | ||
175 | #define main K_and_R_C_main | ||
176 | ], [ return 0; ], | ||
177 | [ echo "*** The test program compiled, but did not run. This usually means" | ||
178 | echo "*** that the run-time linker is not finding SDL or finding the wrong" | ||
179 | echo "*** version of SDL. If it is not finding SDL, you'll need to set your" | ||
180 | echo "*** LD_LIBRARY_PATH environment variable, or edit /etc/ld.so.conf to point" | ||
181 | echo "*** to the installed location Also, make sure you have run ldconfig if that" | ||
182 | echo "*** is required on your system" | ||
183 | echo "***" | ||
184 | echo "*** If you have an old version installed, it is best to remove it, although" | ||
185 | echo "*** you may also be able to get things to work by modifying LD_LIBRARY_PATH"], | ||
186 | [ echo "*** The test program failed to compile or link. See the file config.log for the" | ||
187 | echo "*** exact error that occured. This usually means SDL was incorrectly installed" | ||
188 | echo "*** or that you have moved SDL since it was installed. In the latter case, you" | ||
189 | echo "*** may want to edit the sdl2-config script: $SDL2_CONFIG" ]) | ||
190 | CFLAGS="$ac_save_CFLAGS" | ||
191 | CXXFLAGS="$ac_save_CXXFLAGS" | ||
192 | LIBS="$ac_save_LIBS" | ||
193 | fi | ||
194 | fi | ||
195 | SDL_CFLAGS="" | ||
196 | SDL_LIBS="" | ||
197 | ifelse([$3], , :, [$3]) | ||
198 | fi | ||
199 | AC_SUBST(SDL_CFLAGS) | ||
200 | AC_SUBST(SDL_LIBS) | ||
201 | rm -f conf.sdltest | ||
202 | ]) | ||