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acinclude.m4
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# OMAC_PATH_PERL
# --------------
AC_DEFUN([OMAC_PATH_PERL],
[AC_PATH_PROG(PERL, perl)])
# OMAC_PERL_EMBED_FLAGS
# ---------------------
AC_DEFUN([OMAC_PERL_EMBED_FLAGS],[
AC_REQUIRE([OMAC_PATH_PERL])
AC_MSG_CHECKING(for flags to compile embedded Perl)
perl_embed_ldflags=`$PERL -MExtUtils::Embed -e ldopts`
perl_embed_ccflags=`$PERL -MExtUtils::Embed -e ccopts`
AC_SUBST(perl_embed_ldflags)
AC_SUBST(perl_embed_ccflags)
AC_MSG_RESULT([$perl_embed_ccflags])
])
# Configure paths for SDL
# Sam Lantinga 9/21/99
# stolen from Manish Singh
# stolen back from Frank Belew
# stolen from Manish Singh
# Shamelessly stolen from Owen Taylor
dnl AM_PATH_SDL([MINIMUM-VERSION, [ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND]]])
dnl Test for SDL, and define SDL_CFLAGS and SDL_LIBS
dnl
AC_DEFUN(AM_PATH_SDL,
[dnl
dnl Get the cflags and libraries from the sdl-config script
dnl
AC_ARG_WITH(sdl-prefix,[ --with-sdl-prefix=PFX Prefix where SDL is installed (optional)],
sdl_prefix="$withval", sdl_prefix="")
AC_ARG_WITH(sdl-exec-prefix,[ --with-sdl-exec-prefix=PFX Exec prefix where SDL is installed (optional)],
sdl_exec_prefix="$withval", sdl_exec_prefix="")
AC_ARG_ENABLE(sdltest, [ --disable-sdltest Do not try to compile and run a test SDL program],
, enable_sdltest=yes)
if test x$sdl_exec_prefix != x ; then
sdl_args="$sdl_args --exec-prefix=$sdl_exec_prefix"
if test x${SDL_CONFIG+set} != xset ; then
SDL_CONFIG=$sdl_exec_prefix/bin/sdl-config
fi
fi
if test x$sdl_prefix != x ; then
sdl_args="$sdl_args --prefix=$sdl_prefix"
if test x${SDL_CONFIG+set} != xset ; then
SDL_CONFIG=$sdl_prefix/bin/sdl-config
fi
fi
AC_REQUIRE([AC_CANONICAL_TARGET])
PATH="$prefix/bin:$prefix/usr/bin:$PATH"
AC_PATH_PROG(SDL_CONFIG, sdl-config, no, [$PATH])
min_sdl_version=ifelse([$1], ,0.11.0,$1)
AC_MSG_CHECKING(for SDL - version >= $min_sdl_version)
no_sdl=""
if test "$SDL_CONFIG" = "no" ; then
no_sdl=yes
else
SDL_CFLAGS=`$SDL_CONFIG $sdlconf_args --cflags`
SDL_LIBS=`$SDL_CONFIG $sdlconf_args --libs`
sdl_major_version=`$SDL_CONFIG $sdl_args --version | \
sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\1/'`
sdl_minor_version=`$SDL_CONFIG $sdl_args --version | \
sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\2/'`
sdl_micro_version=`$SDL_CONFIG $sdl_config_args --version | \
sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\3/'`
if test "x$enable_sdltest" = "xyes" ; then
ac_save_CFLAGS="$CFLAGS"
ac_save_LIBS="$LIBS"
CFLAGS="$CFLAGS $SDL_CFLAGS"
LIBS="$LIBS $SDL_LIBS"
dnl
dnl Now check if the installed SDL is sufficiently new. (Also sanity
dnl checks the results of sdl-config to some extent
dnl
rm -f conf.sdltest
AC_TRY_RUN([
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "SDL.h"
char*
my_strdup (char *str)
{
char *new_str;
if (str)
{
new_str = (char *)malloc ((strlen (str) + 1) * sizeof(char));
strcpy (new_str, str);
}
else
new_str = NULL;
return new_str;
}
int main (int argc, char *argv[])
{
int major, minor, micro;
char *tmp_version;
/* This hangs on some systems (?)
system ("touch conf.sdltest");
*/
{ FILE *fp = fopen("conf.sdltest", "a"); if ( fp ) fclose(fp); }
/* HP/UX 9 (%@#!) writes to sscanf strings */
tmp_version = my_strdup("$min_sdl_version");
if (sscanf(tmp_version, "%d.%d.%d", &major, &minor, µ) != 3) {
printf("%s, bad version string\n", "$min_sdl_version");
exit(1);
}
if (($sdl_major_version > major) ||
(($sdl_major_version == major) && ($sdl_minor_version > minor)) ||
(($sdl_major_version == major) && ($sdl_minor_version == minor) && ($sdl_micro_version >= micro)))
{
return 0;
}
else
{
printf("\n*** 'sdl-config --version' returned %d.%d.%d, but the minimum version\n", $sdl_major_version, $sdl_minor_version, $sdl_micro_version);
printf("*** of SDL required is %d.%d.%d. If sdl-config is correct, then it is\n", major, minor, micro);
printf("*** best to upgrade to the required version.\n");
printf("*** If sdl-config was wrong, set the environment variable SDL_CONFIG\n");
printf("*** to point to the correct copy of sdl-config, and remove the file\n");
printf("*** config.cache before re-running configure\n");
return 1;
}
}
],, no_sdl=yes,[echo $ac_n "cross compiling; assumed OK... $ac_c"])
CFLAGS="$ac_save_CFLAGS"
LIBS="$ac_save_LIBS"
fi
fi
if test "x$no_sdl" = x ; then
AC_MSG_RESULT(yes)
ifelse([$2], , :, [$2])
else
AC_MSG_RESULT(no)
if test "$SDL_CONFIG" = "no" ; then
echo "*** The sdl-config script installed by SDL could not be found"
echo "*** If SDL was installed in PREFIX, make sure PREFIX/bin is in"
echo "*** your path, or set the SDL_CONFIG environment variable to the"
echo "*** full path to sdl-config."
else
if test -f conf.sdltest ; then
:
else
echo "*** Could not run SDL test program, checking why..."
CFLAGS="$CFLAGS $SDL_CFLAGS"
LIBS="$LIBS $SDL_LIBS"
AC_TRY_LINK([
#include <stdio.h>
#include "SDL.h"
int main(int argc, char *argv[])
{ return 0; }
#undef main
#define main K_and_R_C_main
], [ return 0; ],
[ echo "*** The test program compiled, but did not run. This usually means"
echo "*** that the run-time linker is not finding SDL or finding the wrong"
echo "*** version of SDL. If it is not finding SDL, you'll need to set your"
echo "*** LD_LIBRARY_PATH environment variable, or edit /etc/ld.so.conf to point"
echo "*** to the installed location Also, make sure you have run ldconfig if that"
echo "*** is required on your system"
echo "***"
echo "*** If you have an old version installed, it is best to remove it, although"
echo "*** you may also be able to get things to work by modifying LD_LIBRARY_PATH"],
[ echo "*** The test program failed to compile or link. See the file config.log for the"
echo "*** exact error that occured. This usually means SDL was incorrectly installed"
echo "*** or that you have moved SDL since it was installed. In the latter case, you"
echo "*** may want to edit the sdl-config script: $SDL_CONFIG" ])
CFLAGS="$ac_save_CFLAGS"
LIBS="$ac_save_LIBS"
fi
fi
SDL_CFLAGS=""
SDL_LIBS=""
ifelse([$3], , :, [$3])
fi
AC_SUBST(SDL_CFLAGS)
AC_SUBST(SDL_LIBS)
rm -f conf.sdltest
])
# Configure paths for FreeType2
# Marcelo Magallon 2001-10-26, based on gtk.m4 by Owen Taylor
dnl AC_CHECK_FT2([MINIMUM-VERSION, [ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND]]])
dnl Test for FreeType2, and define FT2_CFLAGS and FT2_LIBS
dnl
AC_DEFUN(AC_CHECK_FT2,
[dnl
dnl Get the cflags and libraries from the freetype-config script
dnl
AC_ARG_WITH(ft-prefix,
[ --with-ft-prefix=PREFIX
Prefix where FreeType is installed (optional)],
ft_config_prefix="$withval", ft_config_prefix="")
AC_ARG_WITH(ft-exec-prefix,
[ --with-ft-exec-prefix=PREFIX
Exec prefix where FreeType is installed (optional)],
ft_config_exec_prefix="$withval", ft_config_exec_prefix="")
AC_ARG_ENABLE(freetypetest,
[ --disable-freetypetest Do not try to compile and run
a test FreeType program],
[], enable_fttest=yes)
if test x$ft_config_exec_prefix != x ; then
ft_config_args="$ft_config_args --exec-prefix=$ft_config_exec_prefix"
if test x${FT2_CONFIG+set} != xset ; then
FT2_CONFIG=$ft_config_exec_prefix/bin/freetype-config
fi
fi
if test x$ft_config_prefix != x ; then
ft_config_args="$ft_config_args --prefix=$ft_config_prefix"
if test x${FT2_CONFIG+set} != xset ; then
FT2_CONFIG=$ft_config_prefix/bin/freetype-config
fi
fi
AC_PATH_PROG(FT2_CONFIG, freetype-config, no)
min_ft_version=ifelse([$1], ,6.1.0,$1)
AC_MSG_CHECKING(for FreeType - version >= $min_ft_version)
no_ft=""
if test "$FT2_CONFIG" = "no" ; then
no_ft=yes
else
FT2_CFLAGS=`$FT2_CONFIG $ft_config_args --cflags`
FT2_LIBS=`$FT2_CONFIG $ft_config_args --libs`
ft_config_major_version=`$FT2_CONFIG $ft_config_args --version | \
sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\1/'`
ft_config_minor_version=`$FT2_CONFIG $ft_config_args --version | \
sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\2/'`
ft_config_micro_version=`$FT2_CONFIG $ft_config_args --version | \
sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\3/'`
ft_min_major_version=`echo $min_ft_version | \
sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\1/'`
ft_min_minor_version=`echo $min_ft_version | \
sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\2/'`
ft_min_micro_version=`echo $min_ft_version | \
sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\3/'`
if test x$enable_fttest = xyes ; then
ft_config_is_lt=""
if test $ft_config_major_version -lt $ft_min_major_version ; then
ft_config_is_lt=yes
else
if test $ft_config_major_version -eq $ft_min_major_version ; then
if test $ft_config_minor_version -lt $ft_min_minor_version ; then
ft_config_is_lt=yes
else
if test $ft_config_minor_version -eq $ft_min_minor_version ; then
if test $ft_config_micro_version -lt $ft_min_micro_version ; then
ft_config_is_lt=yes
fi
fi
fi
fi
fi
if test x$ft_config_is_lt = xyes ; then
no_ft=yes
else
ac_save_CFLAGS="$CFLAGS"
ac_save_LIBS="$LIBS"
CFLAGS="$CFLAGS $FT2_CFLAGS"
LIBS="$FT2_LIBS $LIBS"
dnl
dnl Sanity checks for the results of freetype-config to some extent
dnl
AC_TRY_RUN([
#include <ft2build.h>
#include FT_FREETYPE_H
#include <stdio.h>
#include <stdlib.h>
int
main()
{
FT_Library library;
FT_Error error;
error = FT_Init_FreeType(&library);
if (error)
return 1;
else
{
FT_Done_FreeType(library);
return 0;
}
}
],, no_ft=yes,[echo $ac_n "cross compiling; assumed OK... $ac_c"])
CFLAGS="$ac_save_CFLAGS"
LIBS="$ac_save_LIBS"
fi # test $ft_config_version -lt $ft_min_version
fi # test x$enable_fttest = xyes
fi # test "$FT2_CONFIG" = "no"
if test x$no_ft = x ; then
AC_MSG_RESULT(yes)
ifelse([$2], , :, [$2])
else
AC_MSG_RESULT(no)
if test "$FT2_CONFIG" = "no" ; then
echo "*** The freetype-config script installed by FreeType 2 could not be found."
echo "*** If FreeType 2 was installed in PREFIX, make sure PREFIX/bin is in"
echo "*** your path, or set the FT2_CONFIG environment variable to the"
echo "*** full path to freetype-config."
else
if test x$ft_config_is_lt = xyes ; then
echo "*** Your installed version of the FreeType 2 library is too old."
echo "*** If you have different versions of FreeType 2, make sure that"
echo "*** correct values for --with-ft-prefix or --with-ft-exec-prefix"
echo "*** are used, or set the FT2_CONFIG environment variable to the"
echo "*** full path to freetype-config."
else
echo "*** The FreeType test program failed to run. If your system uses"
echo "*** shared libraries and they are installed outside the normal"
echo "*** system library path, make sure the variable LD_LIBRARY_PATH"
echo "*** (or whatever is appropiate for your system) is correctly set."
fi
fi
FT2_CFLAGS=""
FT2_LIBS=""
ifelse([$3], , :, [$3])
fi
AC_SUBST(FT2_CFLAGS)
AC_SUBST(FT2_LIBS)
])
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