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revert replace AM_PATH_SDL2 usage with corresponding PKG_CHECK_MODULES. 

Reference issue: https://github.com/libsdl-org/SDL/issues/6494 .
This commit is contained in:
Ozkan Sezer 2022-11-07 21:15:30 +03:00
parent e873d60981
commit db01016dd6
3 changed files with 508 additions and 15 deletions
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181
test/acinclude.m4
View File

@ -1,3 +1,183 @@
# 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
# serial 2
dnl AM_PATH_SDL2([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_SDL2],
[dnl
dnl Get the cflags and libraries from the sdl2-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)
min_sdl_version=ifelse([$1], ,2.0.0,$1)
if test "x$sdl_prefix$sdl_exec_prefix" = x ; then
PKG_CHECK_MODULES([SDL], [sdl2 >= $min_sdl_version],
[sdl_pc=yes],
[sdl_pc=no])
else
sdl_pc=no
if test x$sdl_exec_prefix != x ; then
sdl_config_args="$sdl_config_args --exec-prefix=$sdl_exec_prefix"
if test x${SDL2_CONFIG+set} != xset ; then
SDL2_CONFIG=$sdl_exec_prefix/bin/sdl2-config
fi
fi
if test x$sdl_prefix != x ; then
sdl_config_args="$sdl_config_args --prefix=$sdl_prefix"
if test x${SDL2_CONFIG+set} != xset ; then
SDL2_CONFIG=$sdl_prefix/bin/sdl2-config
fi
fi
fi
if test "x$sdl_pc" = xyes ; then
no_sdl=""
SDL2_CONFIG="pkg-config sdl2"
else
as_save_PATH="$PATH"
if test "x$prefix" != xNONE && test "$cross_compiling" != yes; then
PATH="$prefix/bin:$prefix/usr/bin:$PATH"
fi
AC_PATH_PROG(SDL2_CONFIG, sdl2-config, no, [$PATH])
PATH="$as_save_PATH"
AC_MSG_CHECKING(for SDL - version >= $min_sdl_version)
no_sdl=""
if test "$SDL2_CONFIG" = "no" ; then
no_sdl=yes
else
SDL_CFLAGS=`$SDL2_CONFIG $sdl_config_args --cflags`
SDL_LIBS=`$SDL2_CONFIG $sdl_config_args --libs`
sdl_major_version=`$SDL2_CONFIG $sdl_config_args --version | \
sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\1/'`
sdl_minor_version=`$SDL2_CONFIG $sdl_config_args --version | \
sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\2/'`
sdl_micro_version=`$SDL2_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 $SDL_LIBS"
dnl
dnl Now check if the installed SDL is sufficiently new. (Also sanity
dnl checks the results of sdl2-config to some extent
dnl
rm -f conf.sdltest
AC_RUN_IFELSE([AC_LANG_SOURCE([[
#include <stdio.h>
#include <stdlib.h>
#include "SDL.h"
int main (int argc, char *argv[])
{
int major, minor, micro;
FILE *fp = fopen("conf.sdltest", "w");
if (fp) fclose(fp);
if (sscanf("$min_sdl_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*** 'sdl2-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 sdl2-config is correct, then it is\n", major, minor, micro);
printf("*** best to upgrade to the required version.\n");
printf("*** If sdl2-config was wrong, set the environment variable SDL2_CONFIG\n");
printf("*** to point to the correct copy of sdl2-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$no_sdl" = x ; then
AC_MSG_RESULT(yes)
else
AC_MSG_RESULT(no)
fi
fi
if test "x$no_sdl" = x ; then
ifelse([$2], , :, [$2])
else
if test "$SDL2_CONFIG" = "no" ; then
echo "*** The sdl2-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 SDL2_CONFIG environment variable to the"
echo "*** full path to sdl2-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_LINK_IFELSE([AC_LANG_PROGRAM([[
#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 sdl2-config script: $SDL2_CONFIG" ])
CFLAGS="$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
])
# pkg.m4 - Macros to locate and utilise pkg-config. -*- Autoconf -*-
# serial 1 (pkg-config-0.24)
#
@ -90,6 +270,7 @@ else
fi[]dnl
])# _PKG_SHORT_ERRORS_SUPPORTED
# PKG_CHECK_MODULES(VARIABLE-PREFIX, MODULES, [ACTION-IF-FOUND],
# [ACTION-IF-NOT-FOUND])
#

333
test/configure vendored
View File

@ -627,6 +627,7 @@ OPENGLES2_TARGETS
OPENGLES1_TARGETS
CPP
XMKMF
SDL2_CONFIG
SDL_LIBS
SDL_CFLAGS
PKG_CONFIG_LIBDIR
@ -696,6 +697,9 @@ SHELL'
ac_subst_files=''
ac_user_opts='
enable_option_checking
with_sdl_prefix
with_sdl_exec_prefix
enable_sdltest
with_x
enable_werror
'
@ -1340,11 +1344,14 @@ Optional Features:
--disable-option-checking ignore unrecognized --enable/--with options
--disable-FEATURE do not include FEATURE (same as --enable-FEATURE=no)
--enable-FEATURE[=ARG] include FEATURE [ARG=yes]
--disable-sdltest Do not try to compile and run a test SDL program
--enable-werror treat warnings as errors [default=no]
Optional Packages:
--with-PACKAGE[=ARG] use PACKAGE [ARG=yes]
--without-PACKAGE do not use PACKAGE (same as --with-PACKAGE=no)
--with-sdl-prefix=PFX Prefix where SDL is installed (optional)
--with-sdl-exec-prefix=PFX Exec prefix where SDL is installed (optional)
--with-x use the X Window System
Some influential environment variables:
@ -1536,6 +1543,49 @@ fi
} # ac_fn_c_try_link
# ac_fn_c_try_run LINENO
# ----------------------
# Try to run conftest.$ac_ext, and return whether this succeeded. Assumes that
# executables *can* be run.
ac_fn_c_try_run ()
{
as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
if { { ac_try="$ac_link"
case "(($ac_try" in
*\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
*) ac_try_echo=$ac_try;;
esac
eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
printf "%s\n" "$ac_try_echo"; } >&5
(eval "$ac_link") 2>&5
ac_status=$?
printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
test $ac_status = 0; } && { ac_try='./conftest$ac_exeext'
{ { case "(($ac_try" in
*\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
*) ac_try_echo=$ac_try;;
esac
eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
printf "%s\n" "$ac_try_echo"; } >&5
(eval "$ac_try") 2>&5
ac_status=$?
printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
test $ac_status = 0; }; }
then :
ac_retval=0
else $as_nop
printf "%s\n" "$as_me: program exited with status $ac_status" >&5
printf "%s\n" "$as_me: failed program was:" >&5
sed 's/^/| /' conftest.$ac_ext >&5
ac_retval=$ac_status
fi
rm -rf conftest.dSYM conftest_ipa8_conftest.oo
eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
as_fn_set_status $ac_retval
} # ac_fn_c_try_run
# ac_fn_c_try_cpp LINENO
# ----------------------
# Try to preprocess conftest.$ac_ext, and return whether this succeeded.
@ -3800,20 +3850,50 @@ printf "%s\n" "no" >&6; }
fi
fi
# Check whether --with-sdl-prefix was given.
if test ${with_sdl_prefix+y}
then :
withval=$with_sdl_prefix; sdl_prefix="$withval"
else $as_nop
sdl_prefix=""
fi
# Check whether --with-sdl-exec-prefix was given.
if test ${with_sdl_exec_prefix+y}
then :
withval=$with_sdl_exec_prefix; sdl_exec_prefix="$withval"
else $as_nop
sdl_exec_prefix=""
fi
# Check whether --enable-sdltest was given.
if test ${enable_sdltest+y}
then :
enableval=$enable_sdltest;
else $as_nop
enable_sdltest=yes
fi
min_sdl_version=$SDL_VERSION
if test "x$sdl_prefix$sdl_exec_prefix" = x ; then
pkg_failed=no
{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for sdl2 >= $SDL_VERSION" >&5
printf %s "checking for sdl2 >= $SDL_VERSION... " >&6; }
{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for sdl2 >= $min_sdl_version" >&5
printf %s "checking for sdl2 >= $min_sdl_version... " >&6; }
if test -n "$SDL_CFLAGS"; then
pkg_cv_SDL_CFLAGS="$SDL_CFLAGS"
elif test -n "$PKG_CONFIG"; then
if test -n "$PKG_CONFIG" && \
{ { printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$PKG_CONFIG --exists --print-errors \"sdl2 >= \$SDL_VERSION\""; } >&5
($PKG_CONFIG --exists --print-errors "sdl2 >= $SDL_VERSION") 2>&5
{ { printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$PKG_CONFIG --exists --print-errors \"sdl2 >= \$min_sdl_version\""; } >&5
($PKG_CONFIG --exists --print-errors "sdl2 >= $min_sdl_version") 2>&5
ac_status=$?
printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
test $ac_status = 0; }; then
pkg_cv_SDL_CFLAGS=`$PKG_CONFIG --cflags "sdl2 >= $SDL_VERSION" 2>/dev/null`
pkg_cv_SDL_CFLAGS=`$PKG_CONFIG --cflags "sdl2 >= $min_sdl_version" 2>/dev/null`
else
pkg_failed=yes
fi
@ -3824,12 +3904,12 @@ if test -n "$SDL_LIBS"; then
pkg_cv_SDL_LIBS="$SDL_LIBS"
elif test -n "$PKG_CONFIG"; then
if test -n "$PKG_CONFIG" && \
{ { printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$PKG_CONFIG --exists --print-errors \"sdl2 >= \$SDL_VERSION\""; } >&5
($PKG_CONFIG --exists --print-errors "sdl2 >= $SDL_VERSION") 2>&5
{ { printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$PKG_CONFIG --exists --print-errors \"sdl2 >= \$min_sdl_version\""; } >&5
($PKG_CONFIG --exists --print-errors "sdl2 >= $min_sdl_version") 2>&5
ac_status=$?
printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
test $ac_status = 0; }; then
pkg_cv_SDL_LIBS=`$PKG_CONFIG --libs "sdl2 >= $SDL_VERSION" 2>/dev/null`
pkg_cv_SDL_LIBS=`$PKG_CONFIG --libs "sdl2 >= $min_sdl_version" 2>/dev/null`
else
pkg_failed=yes
fi
@ -3849,25 +3929,254 @@ else
_pkg_short_errors_supported=no
fi
if test $_pkg_short_errors_supported = yes; then
SDL_PKG_ERRORS=`$PKG_CONFIG --short-errors --print-errors "sdl2 >= $SDL_VERSION" 2>&1`
SDL_PKG_ERRORS=`$PKG_CONFIG --short-errors --print-errors "sdl2 >= $min_sdl_version" 2>&1`
else
SDL_PKG_ERRORS=`$PKG_CONFIG --print-errors "sdl2 >= $SDL_VERSION" 2>&1`
SDL_PKG_ERRORS=`$PKG_CONFIG --print-errors "sdl2 >= $min_sdl_version" 2>&1`
fi
# Put the nasty error message in config.log where it belongs
echo "$SDL_PKG_ERRORS" >&5
as_fn_error $? "*** SDL version $SDL_VERSION not found!" "$LINENO" 5
sdl_pc=no
elif test $pkg_failed = untried; then
{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
printf "%s\n" "no" >&6; }
as_fn_error $? "*** SDL version $SDL_VERSION not found!" "$LINENO" 5
sdl_pc=no
else
SDL_CFLAGS=$pkg_cv_SDL_CFLAGS
SDL_LIBS=$pkg_cv_SDL_LIBS
{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
printf "%s\n" "yes" >&6; }
sdl_pc=yes
fi
else
sdl_pc=no
if test x$sdl_exec_prefix != x ; then
sdl_config_args="$sdl_config_args --exec-prefix=$sdl_exec_prefix"
if test x${SDL2_CONFIG+set} != xset ; then
SDL2_CONFIG=$sdl_exec_prefix/bin/sdl2-config
fi
fi
if test x$sdl_prefix != x ; then
sdl_config_args="$sdl_config_args --prefix=$sdl_prefix"
if test x${SDL2_CONFIG+set} != xset ; then
SDL2_CONFIG=$sdl_prefix/bin/sdl2-config
fi
fi
fi
if test "x$sdl_pc" = xyes ; then
no_sdl=""
SDL2_CONFIG="pkg-config sdl2"
else
as_save_PATH="$PATH"
if test "x$prefix" != xNONE && test "$cross_compiling" != yes; then
PATH="$prefix/bin:$prefix/usr/bin:$PATH"
fi
# Extract the first word of "sdl2-config", so it can be a program name with args.
set dummy sdl2-config; ac_word=$2
{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
printf %s "checking for $ac_word... " >&6; }
if test ${ac_cv_path_SDL2_CONFIG+y}
then :
printf %s "(cached) " >&6
else $as_nop
case $SDL2_CONFIG in
[\\/]* | ?:[\\/]*)
ac_cv_path_SDL2_CONFIG="$SDL2_CONFIG" # Let the user override the test with a path.
;;
*)
as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
for as_dir in $PATH
do
IFS=$as_save_IFS
case $as_dir in #(((
'') as_dir=./ ;;
*/) ;;
*) as_dir=$as_dir/ ;;
esac
for ac_exec_ext in '' $ac_executable_extensions; do
if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
ac_cv_path_SDL2_CONFIG="$as_dir$ac_word$ac_exec_ext"
printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
break 2
fi
done
done
IFS=$as_save_IFS
test -z "$ac_cv_path_SDL2_CONFIG" && ac_cv_path_SDL2_CONFIG="no"
;;
esac
fi
SDL2_CONFIG=$ac_cv_path_SDL2_CONFIG
if test -n "$SDL2_CONFIG"; then
{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $SDL2_CONFIG" >&5
printf "%s\n" "$SDL2_CONFIG" >&6; }
else
{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
printf "%s\n" "no" >&6; }
fi
PATH="$as_save_PATH"
{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for SDL - version >= $min_sdl_version" >&5
printf %s "checking for SDL - version >= $min_sdl_version... " >&6; }
no_sdl=""
if test "$SDL2_CONFIG" = "no" ; then
no_sdl=yes
else
SDL_CFLAGS=`$SDL2_CONFIG $sdl_config_args --cflags`
SDL_LIBS=`$SDL2_CONFIG $sdl_config_args --libs`
sdl_major_version=`$SDL2_CONFIG $sdl_config_args --version | \
sed 's/\([0-9]*\).\([0-9]*\).\([0-9]*\)/\1/'`
sdl_minor_version=`$SDL2_CONFIG $sdl_config_args --version | \
sed 's/\([0-9]*\).\([0-9]*\).\([0-9]*\)/\2/'`
sdl_micro_version=`$SDL2_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 $SDL_LIBS"
rm -f conf.sdltest
if test "$cross_compiling" = yes
then :
echo $ac_n "cross compiling; assumed OK... $ac_c"
else $as_nop
cat confdefs.h - <<_ACEOF >conftest.$ac_ext
/* end confdefs.h. */
#include <stdio.h>
#include <stdlib.h>
#include "SDL.h"
int main (int argc, char *argv[])
{
int major, minor, micro;
FILE *fp = fopen("conf.sdltest", "w");
if (fp) fclose(fp);
if (sscanf("$min_sdl_version", "%d.%d.%d", &major, &minor, &micro) != 3) {
printf("%s, bad version string\n", "$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*** 'sdl2-config --version' returned %d.%d.%d, but the minimum version\n", $sdl_major_version, $sdl_minor_version, $sdl_micro_version);
printf("*** of SDL required is %d.%d.%d. If sdl2-config is correct, then it is\n", major, minor, micro);
printf("*** best to upgrade to the required version.\n");
printf("*** If sdl2-config was wrong, set the environment variable SDL2_CONFIG\n");
printf("*** to point to the correct copy of sdl2-config, and remove the file\n");
printf("*** config.cache before re-running configure\n");
return 1;
}
}
_ACEOF
if ac_fn_c_try_run "$LINENO"
then :
else $as_nop
no_sdl=yes
fi
rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
conftest.$ac_objext conftest.beam conftest.$ac_ext
fi
CFLAGS="$ac_save_CFLAGS"
CXXFLAGS="$ac_save_CXXFLAGS"
LIBS="$ac_save_LIBS"
fi
fi
if test "x$no_sdl" = x ; then
{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
printf "%s\n" "yes" >&6; }
else
{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
printf "%s\n" "no" >&6; }
fi
fi
if test "x$no_sdl" = x ; then
:
else
if test "$SDL2_CONFIG" = "no" ; then
echo "*** The sdl2-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 SDL2_CONFIG environment variable to the"
echo "*** full path to sdl2-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 $SDL_LIBS"
cat confdefs.h - <<_ACEOF >conftest.$ac_ext
/* end confdefs.h. */
#include <stdio.h>
#include "SDL.h"
int main(int argc, char *argv[])
{ return 0; }
#undef main
#define main K_and_R_C_main
int
main (void)
{
return 0;
;
return 0;
}
_ACEOF
if ac_fn_c_try_link "$LINENO"
then :
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"
else $as_nop
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 sdl2-config script: $SDL2_CONFIG"
fi
rm -f core conftest.err conftest.$ac_objext conftest.beam \
conftest$ac_exeext conftest.$ac_ext
CFLAGS="$ac_save_CFLAGS"
CXXFLAGS="$ac_save_CXXFLAGS"
LIBS="$ac_save_LIBS"
fi
fi
SDL_CFLAGS=""
SDL_LIBS=""
as_fn_error $? "*** SDL version $SDL_VERSION not found!" "$LINENO" 5
fi
rm -f conf.sdltest
CFLAGS="$CFLAGS $SDL_CFLAGS"
LIBS="$LIBS -lSDL2_test $SDL_LIBS"

5
test/configure.ac
View File

@ -101,7 +101,10 @@ AC_SUBST(ISOS2)
dnl Check for SDL
SDL_VERSION=2.0.18
PKG_CHECK_MODULES([SDL], [sdl2 >= $SDL_VERSION],, AC_MSG_ERROR([*** SDL version $SDL_VERSION not found!]))
AM_PATH_SDL2($SDL_VERSION,
:,
AC_MSG_ERROR([*** SDL version $SDL_VERSION not found!])
)
CFLAGS="$CFLAGS $SDL_CFLAGS"
LIBS="$LIBS -lSDL2_test $SDL_LIBS"