Mercurial > sdl-ios-xcode
annotate test/acinclude.m4 @ 354:30935e76acb5
Updated ALSA audio support for ALSA 0.9
| author | Sam Lantinga <slouken@libsdl.org> |
|---|---|
| date | Mon, 15 Apr 2002 07:38:54 +0000 |
| parents | e7f75aaf542f |
| children | d90349051cab |
| rev | line source |
|---|---|
| 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 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 | |
|
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Date: Sat, 8 Sep 2001 04:42:23 +0200
Sam Lantinga <slouken@libsdl.org>
parents:
170
diff
changeset
|
35 AC_REQUIRE([AC_CANONICAL_TARGET]) |
| 0 | 36 AC_PATH_PROG(SDL_CONFIG, sdl-config, no) |
| 37 min_sdl_version=ifelse([$1], ,0.11.0,$1) | |
| 38 AC_MSG_CHECKING(for SDL - version >= $min_sdl_version) | |
| 39 no_sdl="" | |
| 40 if test "$SDL_CONFIG" = "no" ; then | |
| 41 no_sdl=yes | |
| 42 else | |
| 43 SDL_CFLAGS=`$SDL_CONFIG $sdlconf_args --cflags` | |
| 44 SDL_LIBS=`$SDL_CONFIG $sdlconf_args --libs` | |
| 45 | |
| 46 sdl_major_version=`$SDL_CONFIG $sdl_args --version | \ | |
| 47 sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\1/'` | |
| 48 sdl_minor_version=`$SDL_CONFIG $sdl_args --version | \ | |
| 49 sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\2/'` | |
| 50 sdl_micro_version=`$SDL_CONFIG $sdl_config_args --version | \ | |
| 51 sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\3/'` | |
| 52 if test "x$enable_sdltest" = "xyes" ; then | |
| 53 ac_save_CFLAGS="$CFLAGS" | |
| 54 ac_save_LIBS="$LIBS" | |
| 55 CFLAGS="$CFLAGS $SDL_CFLAGS" | |
| 56 LIBS="$LIBS $SDL_LIBS" | |
| 57 dnl | |
| 58 dnl Now check if the installed SDL is sufficiently new. (Also sanity | |
| 59 dnl checks the results of sdl-config to some extent | |
| 60 dnl | |
| 61 rm -f conf.sdltest | |
| 62 AC_TRY_RUN([ | |
| 63 #include <stdio.h> | |
| 64 #include <stdlib.h> | |
| 65 #include <string.h> | |
| 66 #include "SDL.h" | |
| 67 | |
| 68 char* | |
| 69 my_strdup (char *str) | |
| 70 { | |
| 71 char *new_str; | |
| 72 | |
| 73 if (str) | |
| 74 { | |
| 75 new_str = (char *)malloc ((strlen (str) + 1) * sizeof(char)); | |
| 76 strcpy (new_str, str); | |
| 77 } | |
| 78 else | |
| 79 new_str = NULL; | |
| 80 | |
| 81 return new_str; | |
| 82 } | |
| 83 | |
| 84 int main (int argc, char *argv[]) | |
| 85 { | |
| 86 int major, minor, micro; | |
| 87 char *tmp_version; | |
| 88 | |
| 89 /* This hangs on some systems (?) | |
| 90 system ("touch conf.sdltest"); | |
| 91 */ | |
| 92 { FILE *fp = fopen("conf.sdltest", "a"); if ( fp ) fclose(fp); } | |
| 93 | |
| 94 /* HP/UX 9 (%@#!) writes to sscanf strings */ | |
| 95 tmp_version = my_strdup("$min_sdl_version"); | |
| 96 if (sscanf(tmp_version, "%d.%d.%d", &major, &minor, µ) != 3) { | |
| 97 printf("%s, bad version string\n", "$min_sdl_version"); | |
| 98 exit(1); | |
| 99 } | |
| 100 | |
| 101 if (($sdl_major_version > major) || | |
| 102 (($sdl_major_version == major) && ($sdl_minor_version > minor)) || | |
| 103 (($sdl_major_version == major) && ($sdl_minor_version == minor) && ($sdl_micro_version >= micro))) | |
| 104 { | |
| 105 return 0; | |
| 106 } | |
| 107 else | |
| 108 { | |
| 109 printf("\n*** 'sdl-config --version' returned %d.%d.%d, but the minimum version\n", $sdl_major_version, $sdl_minor_version, $sdl_micro_version); | |
| 110 printf("*** of SDL required is %d.%d.%d. If sdl-config is correct, then it is\n", major, minor, micro); | |
| 111 printf("*** best to upgrade to the required version.\n"); | |
| 112 printf("*** If sdl-config was wrong, set the environment variable SDL_CONFIG\n"); | |
| 113 printf("*** to point to the correct copy of sdl-config, and remove the file\n"); | |
| 114 printf("*** config.cache before re-running configure\n"); | |
| 115 return 1; | |
| 116 } | |
| 117 } | |
| 118 | |
| 119 ],, no_sdl=yes,[echo $ac_n "cross compiling; assumed OK... $ac_c"]) | |
| 120 CFLAGS="$ac_save_CFLAGS" | |
| 121 LIBS="$ac_save_LIBS" | |
| 122 fi | |
| 123 fi | |
| 124 if test "x$no_sdl" = x ; then | |
| 125 AC_MSG_RESULT(yes) | |
| 126 ifelse([$2], , :, [$2]) | |
| 127 else | |
| 128 AC_MSG_RESULT(no) | |
| 129 if test "$SDL_CONFIG" = "no" ; then | |
| 130 echo "*** The sdl-config script installed by SDL could not be found" | |
| 131 echo "*** If SDL was installed in PREFIX, make sure PREFIX/bin is in" | |
| 132 echo "*** your path, or set the SDL_CONFIG environment variable to the" | |
| 133 echo "*** full path to sdl-config." | |
| 134 else | |
| 135 if test -f conf.sdltest ; then | |
| 136 : | |
| 137 else | |
| 138 echo "*** Could not run SDL test program, checking why..." | |
| 139 CFLAGS="$CFLAGS $SDL_CFLAGS" | |
| 140 LIBS="$LIBS $SDL_LIBS" | |
| 141 AC_TRY_LINK([ | |
| 142 #include <stdio.h> | |
| 143 #include "SDL.h" | |
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144 |
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145 int main(int argc, char *argv[]) |
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146 { return 0; } |
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147 #undef main |
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148 #define main K_and_R_C_main |
| 0 | 149 ], [ return 0; ], |
| 150 [ echo "*** The test program compiled, but did not run. This usually means" | |
| 151 echo "*** that the run-time linker is not finding SDL or finding the wrong" | |
| 152 echo "*** version of SDL. If it is not finding SDL, you'll need to set your" | |
| 153 echo "*** LD_LIBRARY_PATH environment variable, or edit /etc/ld.so.conf to point" | |
| 154 echo "*** to the installed location Also, make sure you have run ldconfig if that" | |
| 155 echo "*** is required on your system" | |
| 156 echo "***" | |
| 157 echo "*** If you have an old version installed, it is best to remove it, although" | |
| 158 echo "*** you may also be able to get things to work by modifying LD_LIBRARY_PATH"], | |
| 159 [ echo "*** The test program failed to compile or link. See the file config.log for the" | |
| 160 echo "*** exact error that occured. This usually means SDL was incorrectly installed" | |
| 161 echo "*** or that you have moved SDL since it was installed. In the latter case, you" | |
| 162 echo "*** may want to edit the sdl-config script: $SDL_CONFIG" ]) | |
| 163 CFLAGS="$ac_save_CFLAGS" | |
| 164 LIBS="$ac_save_LIBS" | |
| 165 fi | |
| 166 fi | |
| 167 SDL_CFLAGS="" | |
| 168 SDL_LIBS="" | |
| 169 ifelse([$3], , :, [$3]) | |
| 170 fi | |
| 171 AC_SUBST(SDL_CFLAGS) | |
| 172 AC_SUBST(SDL_LIBS) | |
| 173 rm -f conf.sdltest | |
| 174 ]) |