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# 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_CXXFLAGS="$CXXFLAGS"
ac_save_LIBS="$LIBS"
CFLAGS="$CFLAGS $SDL_CFLAGS"
CXXFLAGS="$CXXFLAGS $SDL_CFLAGS"
LIBS="$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, &micro) != 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"
CXXFLAGS="$ac_save_CXXFLAGS"
LIBS="$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 $SDL_CFLAGS"
CXXFLAGS="$CXXFLAGS $SDL_CFLAGS"
LIBS="$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"
CXXFLAGS="$ac_save_CXXFLAGS"
LIBS="$ac_save_LIBS"
fi
fi
SDL_CFLAGS=""
SDL_LIBS=""
ifelse([$3], , :, [$3])
fi
AC_SUBST(SDL_CFLAGS)
AC_SUBST(SDL_LIBS)
rm -f conf.sdltest
])
dnl ---------------------------------------------------------------------------
dnl Macros for wxWindows detection. Typically used in configure.in as:
dnl
dnl AC_ARG_ENABLE(...)
dnl AC_ARG_WITH(...)
dnl ...
dnl AM_OPTIONS_WXCONFIG
dnl ...
dnl ...
dnl AM_PATH_WXCONFIG(2.3.4, wxWin=1)
dnl if test "$wxWin" != 1; then
dnl AC_MSG_ERROR([
dnl wxWindows must be installed on your system
dnl but wx-config script couldn't be found.
dnl
dnl Please check that wx-config is in path, the directory
dnl where wxWindows libraries are installed (returned by
dnl 'wx-config --libs' command) is in LD_LIBRARY_PATH or
dnl equivalent variable and wxWindows version is 2.3.4 or above.
dnl ])
dnl fi
dnl CPPFLAGS="$CPPFLAGS $WX_CPPFLAGS"
dnl CXXFLAGS="$CXXFLAGS $WX_CXXFLAGS_ONLY"
dnl CFLAGS="$CFLAGS $WX_CFLAGS_ONLY"
dnl
dnl LDFLAGS="$LDFLAGS $WX_LIBS"
dnl ---------------------------------------------------------------------------
dnl ---------------------------------------------------------------------------
dnl AM_OPTIONS_WXCONFIG
dnl
dnl adds support for --wx-prefix, --wx-exec-prefix and --wx-config
dnl command line options
dnl ---------------------------------------------------------------------------
AC_DEFUN([AM_OPTIONS_WXCONFIG],
[
AC_ARG_WITH(wx-prefix, [ --with-wx-prefix=PREFIX Prefix where wxWindows is installed (optional)],
wx_config_prefix="$withval", wx_config_prefix="")
AC_ARG_WITH(wx-exec-prefix,[ --with-wx-exec-prefix=PREFIX Exec prefix where wxWindows is installed (optional)],
wx_config_exec_prefix="$withval", wx_config_exec_prefix="")
AC_ARG_WITH(wx-config,[ --with-wx-config=CONFIG wx-config script to use (optional)],
wx_config_name="$withval", wx_config_name="")
])
dnl ---------------------------------------------------------------------------
dnl AM_PATH_WXCONFIG(VERSION, [ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND]])
dnl
dnl Test for wxWindows, and define WX_C*FLAGS, WX_LIBS and WX_LIBS_STATIC
dnl (the latter is for static linking against wxWindows). Set WX_CONFIG_NAME
dnl environment variable to override the default name of the wx-config script
dnl to use. Set WX_CONFIG_PATH to specify the full path to wx-config - in this
dnl case the macro won't even waste time on tests for its existence.
dnl ---------------------------------------------------------------------------
dnl
dnl Get the cflags and libraries from the wx-config script
dnl
AC_DEFUN([AM_PATH_WXCONFIG],
[
dnl do we have wx-config name: it can be wx-config or wxd-config or ...
if test x${WX_CONFIG_NAME+set} != xset ; then
WX_CONFIG_NAME=wx-config
fi
if test "x$wx_config_name" != x ; then
WX_CONFIG_NAME="$wx_config_name"
fi
dnl deal with optional prefixes
if test x$wx_config_exec_prefix != x ; then
wx_config_args="$wx_config_args --exec-prefix=$wx_config_exec_prefix"
WX_LOOKUP_PATH="$wx_config_exec_prefix/bin"
fi
if test x$wx_config_prefix != x ; then
wx_config_args="$wx_config_args --prefix=$wx_config_prefix"
WX_LOOKUP_PATH="$WX_LOOKUP_PATH:$wx_config_prefix/bin"
fi
dnl don't search the PATH if WX_CONFIG_NAME is absolute filename
if test -x "$WX_CONFIG_NAME" ; then
AC_MSG_CHECKING(for wx-config)
WX_CONFIG_PATH="$WX_CONFIG_NAME"
AC_MSG_RESULT($WX_CONFIG_PATH)
else
AC_PATH_PROG(WX_CONFIG_PATH, $WX_CONFIG_NAME, no, "$WX_LOOKUP_PATH:$PATH")
fi
if test "$WX_CONFIG_PATH" != "no" ; then
WX_VERSION=""
no_wx=""
min_wx_version=ifelse([$1], ,2.2.1,$1)
AC_MSG_CHECKING(for wxWindows version >= $min_wx_version)
WX_CONFIG_WITH_ARGS="$WX_CONFIG_PATH $wx_config_args"
WX_VERSION=`$WX_CONFIG_WITH_ARGS --version`
wx_config_major_version=`echo $WX_VERSION | \
sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\1/'`
wx_config_minor_version=`echo $WX_VERSION | \
sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\2/'`
wx_config_micro_version=`echo $WX_VERSION | \
sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\3/'`
wx_requested_major_version=`echo $min_wx_version | \
sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\1/'`
wx_requested_minor_version=`echo $min_wx_version | \
sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\2/'`
wx_requested_micro_version=`echo $min_wx_version | \
sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\3/'`
wx_ver_ok=""
if test $wx_config_major_version -gt $wx_requested_major_version; then
wx_ver_ok=yes
else
if test $wx_config_major_version -eq $wx_requested_major_version; then
if test $wx_config_minor_version -gt $wx_requested_minor_version; then
wx_ver_ok=yes
else
if test $wx_config_minor_version -eq $wx_requested_minor_version; then
if test $wx_config_micro_version -ge $wx_requested_micro_version; then
wx_ver_ok=yes
fi
fi
fi
fi
fi
if test "x$wx_ver_ok" = x ; then
no_wx=yes
else
WX_LIBS=`$WX_CONFIG_WITH_ARGS --libs`
WX_LIBS_STATIC=`$WX_CONFIG_WITH_ARGS --static --libs`
dnl starting with version 2.2.6 wx-config has --cppflags argument
wx_has_cppflags=""
if test $wx_config_major_version -gt 2; then
wx_has_cppflags=yes
else
if test $wx_config_major_version -eq 2; then
if test $wx_config_minor_version -gt 2; then
wx_has_cppflags=yes
else
if test $wx_config_minor_version -eq 2; then
if test $wx_config_micro_version -ge 6; then
wx_has_cppflags=yes
fi
fi
fi
fi
fi
if test "x$wx_has_cppflags" = x ; then
dnl no choice but to define all flags like CFLAGS
WX_CFLAGS=`$WX_CONFIG_WITH_ARGS --cflags`
WX_CPPFLAGS=$WX_CFLAGS
WX_CXXFLAGS=$WX_CFLAGS
WX_CFLAGS_ONLY=$WX_CFLAGS
WX_CXXFLAGS_ONLY=$WX_CFLAGS
else
dnl we have CPPFLAGS included in CFLAGS included in CXXFLAGS
WX_CPPFLAGS=`$WX_CONFIG_WITH_ARGS --cppflags`
WX_CXXFLAGS=`$WX_CONFIG_WITH_ARGS --cxxflags`
WX_CFLAGS=`$WX_CONFIG_WITH_ARGS --cflags`
WX_CFLAGS_ONLY=`echo $WX_CFLAGS | sed "s@^$WX_CPPFLAGS *@@"`
WX_CXXFLAGS_ONLY=`echo $WX_CXXFLAGS | sed "s@^$WX_CFLAGS *@@"`
fi
fi
if test "x$no_wx" = x ; then
AC_MSG_RESULT(yes (version $WX_VERSION))
ifelse([$2], , :, [$2])
else
if test "x$WX_VERSION" = x; then
dnl no wx-config at all
AC_MSG_RESULT(no)
else
AC_MSG_RESULT(no (version $WX_VERSION is not new enough))
fi
WX_CFLAGS=""
WX_CPPFLAGS=""
WX_CXXFLAGS=""
WX_LIBS=""
WX_LIBS_STATIC=""
ifelse([$3], , :, [$3])
fi
fi
AC_SUBST(WX_CPPFLAGS)
AC_SUBST(WX_CFLAGS)
AC_SUBST(WX_CXXFLAGS)
AC_SUBST(WX_CFLAGS_ONLY)
AC_SUBST(WX_CXXFLAGS_ONLY)
AC_SUBST(WX_LIBS)
AC_SUBST(WX_LIBS_STATIC)
AC_SUBST(WX_VERSION)
])