/
configure.in
2461 lines (2332 loc) · 81.8 KB
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dnl Process this file with autoconf to produce a configure script.
AC_INIT(README)
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AC_CONFIG_HEADER(include/SDL_config.h)
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AC_GNU_SOURCE
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dnl Set various version strings - taken gratefully from the GTk sources
#
# Making releases:
# Edit include/SDL/SDL_version.h and change the version, then:
# SDL_MICRO_VERSION += 1;
# SDL_INTERFACE_AGE += 1;
# SDL_BINARY_AGE += 1;
# if any functions have been added, set SDL_INTERFACE_AGE to 0.
# if backwards compatibility has been broken,
# set SDL_BINARY_AGE and SDL_INTERFACE_AGE to 0.
#
SDL_MAJOR_VERSION=1
SDL_MINOR_VERSION=2
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SDL_MICRO_VERSION=10
SDL_INTERFACE_AGE=3
SDL_BINARY_AGE=10
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SDL_VERSION=$SDL_MAJOR_VERSION.$SDL_MINOR_VERSION.$SDL_MICRO_VERSION
AC_SUBST(SDL_MAJOR_VERSION)
AC_SUBST(SDL_MINOR_VERSION)
AC_SUBST(SDL_MICRO_VERSION)
AC_SUBST(SDL_INTERFACE_AGE)
AC_SUBST(SDL_BINARY_AGE)
AC_SUBST(SDL_VERSION)
# libtool versioning
LT_RELEASE=$SDL_MAJOR_VERSION.$SDL_MINOR_VERSION
LT_CURRENT=`expr $SDL_MICRO_VERSION - $SDL_INTERFACE_AGE`
LT_REVISION=$SDL_INTERFACE_AGE
LT_AGE=`expr $SDL_BINARY_AGE - $SDL_INTERFACE_AGE`
AC_SUBST(LT_RELEASE)
AC_SUBST(LT_CURRENT)
AC_SUBST(LT_REVISION)
AC_SUBST(LT_AGE)
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dnl Detect the canonical build and host environments
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AC_CONFIG_AUX_DIRS($srcdir/build-scripts)
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AC_CANONICAL_HOST
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AC_C_BIGENDIAN
if test x$ac_cv_c_bigendian = xyes; then
AC_DEFINE(SDL_BYTEORDER, 4321)
else
AC_DEFINE(SDL_BYTEORDER, 1234)
fi
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dnl Set up the compiler and linker flags
INCLUDE="-I$srcdir/include"
if test x$srcdir != x.; then
INCLUDE="-Iinclude $INCLUDE"
fi
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case "$host" in
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*-*-cygwin*)
# We build SDL on cygwin without the UNIX emulation layer
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BASE_CFLAGS="-I/usr/include/mingw -mno-cygwin"
BASE_LDFLAGS="-mno-cygwin"
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;;
*)
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BASE_CFLAGS="-D_GNU_SOURCE=1"
BASE_LDFLAGS=""
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;;
esac
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BUILD_CFLAGS="$CFLAGS"
EXTRA_CFLAGS="$INCLUDE $BASE_CFLAGS"
BUILD_LDFLAGS="$LDFLAGS"
EXTRA_LDFLAGS="$BASE_LDFLAGS"
SDL_CFLAGS="$BASE_CFLAGS"
SDL_LIBS="-lSDL $BASE_LDFLAGS"
CPPFLAGS="$CPPFLAGS $EXTRA_CFLAGS"
CFLAGS="$CFLAGS $EXTRA_CFLAGS"
LDFLAGS="$LDFLAGS $EXTRA_LDFLAGS"
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dnl Check for tools
AC_LIBTOOL_WIN32_DLL
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AC_PROG_LIBTOOL
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AC_PROG_CC
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AC_PROG_CXX
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AC_PROG_INSTALL
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AC_PROG_MAKE_SET
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dnl Check for compiler characteristics
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AC_C_CONST
AC_C_INLINE
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AC_C_VOLATILE
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dnl See whether we are allowed to use the system C library
AC_ARG_ENABLE(libc,
AC_HELP_STRING([--enable-libc], [Use the system C library [default=yes]]),
, enable_libc=yes)
if test x$enable_libc = xyes; then
AC_DEFINE(HAVE_LIBC)
dnl Check for C library headers
AC_HEADER_STDC
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AC_CHECK_HEADERS(sys/types.h stdio.h stdlib.h stddef.h stdarg.h malloc.h memory.h string.h strings.h inttypes.h stdint.h ctype.h math.h iconv.h signal.h)
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dnl Check for typedefs, structures, etc.
AC_TYPE_SIZE_T
if test x$ac_cv_header_inttypes_h = xyes -o x$ac_cv_header_stdint_h = xyes; then
AC_CHECK_TYPE(int64_t)
if test x$ac_cv_type_int64_t = xyes; then
AC_DEFINE(SDL_HAS_64BIT_TYPE)
fi
have_inttypes=yes
fi
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dnl Checks for library functions.
AC_FUNC_ALLOCA
AC_FUNC_MEMCMP
if test x$ac_cv_func_memcmp_working = xyes; then
AC_DEFINE(HAVE_MEMCMP)
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fi
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AC_FUNC_STRTOD
if test x$ac_cv_func_strtod = xyes; then
AC_DEFINE(HAVE_STRTOD)
fi
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AC_CHECK_FUNCS(malloc calloc realloc free getenv putenv unsetenv qsort abs bcopy memset memcpy memmove strlen strlcpy strlcat strdup _strrev _strupr _strlwr strchr strrchr strstr itoa _ltoa _uitoa _ultoa strtol strtoul _i64toa _ui64toa strtoll strtoull atoi atof strcmp strncmp _stricmp strcasecmp _strnicmp strncasecmp sscanf snprintf vsnprintf iconv sigaction setjmp nanosleep)
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AC_CHECK_LIB(m, pow, [EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lm"])
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fi
if test x$have_inttypes != xyes; then
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AC_CHECK_SIZEOF(char, 1)
AC_CHECK_SIZEOF(short, 2)
AC_CHECK_SIZEOF(int, 4)
AC_CHECK_SIZEOF(long, 4)
AC_CHECK_SIZEOF(long long, 8)
if test x$ac_cv_sizeof_char = x1; then
AC_DEFINE(int8_t, signed char)
AC_DEFINE(uint8_t, unsigned char)
fi
if test x$ac_cv_sizeof_short = x2; then
AC_DEFINE(int16_t, signed short)
AC_DEFINE(uint16_t, unsigned short)
else
if test x$ac_cv_sizeof_int = x2; then
AC_DEFINE(int16_t, signed int)
AC_DEFINE(uint16_t, unsigned int)
fi
fi
if test x$ac_cv_sizeof_int = x4; then
AC_DEFINE(int32_t, signed int)
AC_DEFINE(uint32_t, unsigned int)
else
if test x$ac_cv_sizeof_long = x4; then
AC_DEFINE(int32_t, signed long)
AC_DEFINE(uint32_t, unsigned long)
fi
fi
if test x$ac_cv_sizeof_long = x8; then
AC_DEFINE(int64_t, signed long)
AC_DEFINE(uint64_t, unsigned long)
AC_DEFINE(SDL_HAS_64BIT_TYPE)
else
if test x$ac_cv_sizeof_long_long = x8; then
AC_DEFINE(int64_t, signed long long)
AC_DEFINE(uint64_t, unsigned long long)
AC_DEFINE(SDL_HAS_64BIT_TYPE)
fi
fi
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AC_DEFINE(size_t, unsigned int)
AC_DEFINE(uintptr_t, unsigned long)
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fi
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# Standard C sources
SOURCES="$SOURCES $srcdir/src/*.c"
SOURCES="$SOURCES $srcdir/src/audio/*.c"
SOURCES="$SOURCES $srcdir/src/cdrom/*.c"
SOURCES="$SOURCES $srcdir/src/cpuinfo/*.c"
SOURCES="$SOURCES $srcdir/src/events/*.c"
SOURCES="$SOURCES $srcdir/src/file/*.c"
SOURCES="$SOURCES $srcdir/src/joystick/*.c"
SOURCES="$SOURCES $srcdir/src/stdlib/*.c"
SOURCES="$SOURCES $srcdir/src/thread/*.c"
SOURCES="$SOURCES $srcdir/src/timer/*.c"
SOURCES="$SOURCES $srcdir/src/video/*.c"
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dnl Enable/disable various subsystems of the SDL library
AC_ARG_ENABLE(audio,
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AC_HELP_STRING([--enable-audio], [Enable the audio subsystem [default=yes]]),
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, enable_audio=yes)
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if test x$enable_audio != xyes; then
AC_DEFINE(SDL_AUDIO_DISABLED)
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fi
AC_ARG_ENABLE(video,
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AC_HELP_STRING([--enable-video], [Enable the video subsystem [default=yes]]),
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, enable_video=yes)
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if test x$enable_video != xyes; then
AC_DEFINE(SDL_VIDEO_DISABLED)
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fi
AC_ARG_ENABLE(events,
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AC_HELP_STRING([--enable-events], [Enable the events subsystem [default=yes]]),
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, enable_events=yes)
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if test x$enable_events != xyes; then
AC_DEFINE(SDL_EVENTS_DISABLED)
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fi
AC_ARG_ENABLE(joystick,
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AC_HELP_STRING([--enable-joystick], [Enable the joystick subsystem [default=yes]]),
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, enable_joystick=yes)
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if test x$enable_joystick != xyes; then
AC_DEFINE(SDL_JOYSTICK_DISABLED)
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fi
AC_ARG_ENABLE(cdrom,
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AC_HELP_STRING([--enable-cdrom], [Enable the cdrom subsystem [default=yes]]),
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, enable_cdrom=yes)
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if test x$enable_cdrom != xyes; then
AC_DEFINE(SDL_CDROM_DISABLED)
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fi
AC_ARG_ENABLE(threads,
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AC_HELP_STRING([--enable-threads], [Enable the threading subsystem [default=yes]]),
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, enable_threads=yes)
if test x$enable_threads != xyes; then
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AC_DEFINE(SDL_THREADS_DISABLED)
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fi
AC_ARG_ENABLE(timers,
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AC_HELP_STRING([--enable-timers], [Enable the timer subsystem [default=yes]]),
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, enable_timers=yes)
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if test x$enable_timers != xyes; then
AC_DEFINE(SDL_TIMERS_DISABLED)
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fi
AC_ARG_ENABLE(file,
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AC_HELP_STRING([--enable-file], [Enable the file subsystem [default=yes]]),
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, enable_file=yes)
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if test x$enable_file != xyes; then
AC_DEFINE(SDL_FILE_DISABLED)
fi
AC_ARG_ENABLE(loadso,
AC_HELP_STRING([--enable-loadso], [Enable the shared object loading subsystem [default=yes]]),
, enable_loadso=yes)
if test x$enable_loadso != xyes; then
AC_DEFINE(SDL_LOADSO_DISABLED)
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fi
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AC_ARG_ENABLE(cpuinfo,
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AC_HELP_STRING([--enable-cpuinfo], [Enable the cpuinfo subsystem [default=yes]]),
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, enable_cpuinfo=yes)
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if test x$enable_cpuinfo != xyes; then
AC_DEFINE(SDL_CPUINFO_DISABLED)
fi
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AC_ARG_ENABLE(assembly,
AC_HELP_STRING([--enable-assembly], [Enable assembly routines [default=yes]]),
, enable_assembly=yes)
if test x$enable_assembly = xyes; then
AC_DEFINE(SDL_ASSEMBLY_ROUTINES)
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fi
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dnl See if the OSS audio interface is supported
CheckOSS()
{
AC_ARG_ENABLE(oss,
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AC_HELP_STRING([--enable-oss], [support the OSS audio API [default=yes]]),
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, enable_oss=yes)
if test x$enable_audio = xyes -a x$enable_oss = xyes; then
AC_MSG_CHECKING(for OSS audio support)
have_oss=no
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if test x$have_oss != xyes; then
AC_TRY_COMPILE([
#include <sys/soundcard.h>
],[
int arg = SNDCTL_DSP_SETFRAGMENT;
],[
have_oss=yes
])
fi
if test x$have_oss != xyes; then
AC_TRY_COMPILE([
#include <soundcard.h>
],[
int arg = SNDCTL_DSP_SETFRAGMENT;
],[
have_oss=yes
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AC_DEFINE(SDL_AUDIO_DRIVER_OSS_SOUNDCARD_H)
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])
fi
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AC_MSG_RESULT($have_oss)
if test x$have_oss = xyes; then
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AC_DEFINE(SDL_AUDIO_DRIVER_OSS)
SOURCES="$SOURCES $srcdir/src/audio/dsp/*.c"
SOURCES="$SOURCES $srcdir/src/audio/dma/*.c"
have_audio=yes
# OpenBSD needs linking with ossaudio emulation library
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case "$host" in
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*-*-openbsd*|*-*-netbsd*)
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EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lossaudio";;
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esac
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fi
fi
}
dnl See if the ALSA audio interface is supported
CheckALSA()
{
AC_ARG_ENABLE(alsa,
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AC_HELP_STRING([--enable-alsa], [support the ALSA audio API [default=yes]]),
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, enable_alsa=yes)
if test x$enable_audio = xyes -a x$enable_alsa = xyes; then
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AM_PATH_ALSA(0.9.0, have_alsa=yes, have_alsa=no)
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# Restore all flags from before the ALSA detection runs
CFLAGS="$alsa_save_CFLAGS"
LDFLAGS="$alsa_save_LDFLAGS"
LIBS="$alsa_save_LIBS"
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if test x$have_alsa = xyes; then
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AC_ARG_ENABLE(alsa-shared,
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AC_HELP_STRING([--enable-alsa-shared], [dynamically load ALSA audio support [default=yes]]),
, enable_alsa_shared=yes)
if test "x`echo $ALSA_LIBS | grep -- -L`" = "x"; then
if test "x`ls /lib/libasound.so.* 2> /dev/null`" != "x"; then
ALSA_LIBS="-L/lib $ALSA_LIBS"
elif test "x`ls /usr/lib/libasound.so.* 2> /dev/null`" != "x"; then
ALSA_LIBS="-L/usr/lib $ALSA_LIBS"
elif test "x`ls /usr/local/lib/libasound.so.* 2> /dev/null`" != "x"; then
ALSA_LIBS="-L/usr/local/lib $ALSA_LIBS"
fi
fi
alsa_lib_spec=`echo $ALSA_LIBS | sed 's/.*-L\([[^ ]]*\).*/\1\/libasound.so.*/'`
alsa_lib=`ls $alsa_lib_spec | sed 's/.*\/\(.*\)/\1/; q'`
echo "-- $alsa_lib_spec -> $alsa_lib"
AC_DEFINE(SDL_AUDIO_DRIVER_ALSA)
SOURCES="$SOURCES $srcdir/src/audio/alsa/*.c"
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EXTRA_CFLAGS="$EXTRA_CFLAGS $ALSA_CFLAGS"
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if test x$have_loadso != xyes && \
test x$enable_alsa_shared = xyes; then
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AC_MSG_WARN([You must have SDL_LoadObject() support for dynamic ALSA loading])
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fi
if test x$have_loadso = xyes && \
test x$enable_alsa_shared = xyes && test x$alsa_lib != x; then
AC_DEFINE_UNQUOTED(SDL_AUDIO_DRIVER_ALSA_DYNAMIC, "$alsa_lib")
else
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EXTRA_LDFLAGS="$EXTRA_LDFLAGS $ALSA_LIBS"
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fi
have_audio=yes
fi
fi
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}
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dnl Check whether we want to use IRIX 6.5+ native audio or not
CheckDMEDIA()
{
if test x$enable_audio = xyes; then
AC_MSG_CHECKING(for dmedia audio support)
have_dmedia=no
AC_TRY_COMPILE([
#include <dmedia/audio.h>
],[
ALport audio_port;
],[
have_dmedia=yes
])
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AC_MSG_RESULT($have_dmedia)
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# Set up files for the audio library
if test x$have_dmedia = xyes; then
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AC_DEFINE(SDL_AUDIO_DRIVER_DMEDIA)
SOURCES="$SOURCES $srcdir/src/audio/dmedia/*.c"
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EXTRA_LDFLAGS="$EXTRA_LDFLAGS -laudio"
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have_audio=yes
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fi
fi
}
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dnl Check whether we want to use Tru64 UNIX native audio or not
CheckMME()
{
dnl Make sure we are running on an Tru64 UNIX
case $ARCH in
osf)
;;
*)
return
;;
esac
if test x$enable_audio = xyes; then
AC_MSG_CHECKING(for MME audio support)
MME_CFLAGS="-I/usr/include/mme"
MME_LIBS="-lmme"
have_mme=no
save_CFLAGS="$CFLAGS"
CFLAGS="$CFLAGS $MME_CFLAGS"
AC_TRY_COMPILE([
#include <mme_api.h>
],[
HWAVEOUT sound;
],[
have_mme=yes
])
CFLAGS="$save_CFLAGS"
AC_MSG_RESULT($have_mme)
# Set up files for the audio library
if test x$have_mme = xyes; then
AC_DEFINE(SDL_AUDIO_DRIVER_MMEAUDIO)
SOURCES="$SOURCES $srcdir/src/audio/mme/*.c"
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EXTRA_CFLAGS="$EXTRA_CFLAGS $MME_CFLAGS"
EXTRA_LDFLAGS="$EXTRA_LDFLAGS $MME_LIBS"
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have_audio=yes
fi
fi
}
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dnl Find the ESD includes and libraries
CheckESD()
{
AC_ARG_ENABLE(esd,
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AC_HELP_STRING([--enable-esd], [support the Enlightened Sound Daemon [default=yes]]),
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, enable_esd=yes)
if test x$enable_audio = xyes -a x$enable_esd = xyes; then
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AM_PATH_ESD(0.2.8, have_esd=yes, have_esd=no)
if test x$have_esd = xyes; then
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AC_ARG_ENABLE(esd-shared,
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AC_HELP_STRING([--enable-esd-shared], [dynamically load ESD audio support [default=yes]]),
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, enable_esd_shared=yes)
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esd_lib_spec=`echo $ESD_LIBS | sed 's/.*-L\([[^ ]]*\).*/\1\/libesd.so.*/'`
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esd_lib=`ls $esd_lib_spec | sed 's/.*\/\(.*\)/\1/; q'`
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echo "-- $esd_lib_spec -> $esd_lib"
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AC_DEFINE(SDL_AUDIO_DRIVER_ESD)
SOURCES="$SOURCES $srcdir/src/audio/esd/*.c"
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EXTRA_CFLAGS="$EXTRA_CFLAGS $ESD_CFLAGS"
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if test x$have_loadso != xyes && \
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test x$enable_esd_shared = xyes; then
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AC_MSG_WARN([You must have SDL_LoadObject() support for dynamic ESD loading])
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fi
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if test x$have_loadso = xyes && \
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test x$enable_esd_shared = xyes && test x$esd_lib != x; then
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AC_DEFINE_UNQUOTED(SDL_AUDIO_DRIVER_ESD_DYNAMIC, "$esd_lib")
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else
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EXTRA_LDFLAGS="$EXTRA_LDFLAGS $ESD_LIBS"
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fi
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have_audio=yes
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fi
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fi
}
CheckARTSC()
{
AC_ARG_ENABLE(arts,
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AC_HELP_STRING([--enable-arts], [support the Analog Real Time Synthesizer [default=yes]]),
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, enable_arts=yes)
if test x$enable_audio = xyes -a x$enable_arts = xyes; then
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AC_PATH_PROG(ARTSCONFIG, artsc-config)
if test x$ARTSCONFIG = x -o x$ARTSCONFIG = x'"$ARTSCONFIG"'; then
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: # arts isn't installed
else
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ARTS_CFLAGS=`$ARTSCONFIG --cflags`
ARTS_LIBS=`$ARTSCONFIG --libs`
ARTS_PREFIX=`$ARTSCONFIG --arts-prefix`
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AC_MSG_CHECKING(for aRts development environment)
audio_arts=no
save_CFLAGS="$CFLAGS"
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CFLAGS="$CFLAGS $ARTS_CFLAGS"
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AC_TRY_COMPILE([
#include <artsc.h>
],[
arts_stream_t stream;
],[
audio_arts=yes
])
CFLAGS="$save_CFLAGS"
AC_MSG_RESULT($audio_arts)
if test x$audio_arts = xyes; then
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AC_ARG_ENABLE(arts-shared,
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AC_HELP_STRING([--enable-arts-shared], [dynamically load aRts audio support [default=yes]]),
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, enable_arts_shared=yes)
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arts_lib_spec="$ARTS_PREFIX/lib/libartsc.so.*"
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arts_lib=`ls $arts_lib_spec | sed 's/.*\/\(.*\)/\1/; q'`
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echo "-- $arts_lib_spec -> $arts_lib"
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AC_DEFINE(SDL_AUDIO_DRIVER_ARTS)
SOURCES="$SOURCES $srcdir/src/audio/arts/*.c"
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EXTRA_CFLAGS="$EXTRA_CFLAGS $ARTS_CFLAGS"
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if test x$have_loadso != xyes && \
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test x$enable_arts_shared = xyes; then
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AC_MSG_WARN([You must have SDL_LoadObject() support for dynamic ARTS loading])
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fi
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if test x$have_loadso = xyes && \
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test x$enable_arts_shared = xyes && test x$arts_lib != x; then
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AC_DEFINE_UNQUOTED(SDL_AUDIO_DRIVER_ARTS_DYNAMIC, "$arts_lib")
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else
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EXTRA_LDFLAGS="$EXTRA_LDFLAGS $ARTS_LIBS"
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fi
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have_audio=yes
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fi
fi
fi
}
dnl See if the NAS audio interface is supported
CheckNAS()
{
AC_ARG_ENABLE(nas,
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AC_HELP_STRING([--enable-nas], [support the NAS audio API [default=yes]]),
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, enable_nas=yes)
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if test x$enable_audio = xyes -a x$enable_nas = xyes; then
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AC_MSG_CHECKING(for NAS audio support)
have_nas=no
if test -r /usr/X11R6/include/audio/audiolib.h; then
have_nas=yes
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NAS_CFLAGS="-I/usr/X11R6/include/"
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NAS_LIBS="-L/usr/X11R6/lib -laudio -lXt"
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dnl On IRIX, the NAS includes are in a different directory,
dnl and libnas must be explicitly linked in
elif test -r /usr/freeware/include/nas/audiolib.h; then
have_nas=yes
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NAS_LIBS="-lnas -lXt"
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fi
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AC_MSG_RESULT($have_nas)
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if test x$have_nas = xyes; then
AC_DEFINE(SDL_AUDIO_DRIVER_NAS)
SOURCES="$SOURCES $srcdir/src/audio/nas/*.c"
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EXTRA_CFLAGS="$EXTRA_CFLAGS $NAS_CFLAGS"
EXTRA_LDFLAGS="$EXTRA_LDFLAGS $NAS_LIBS"
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have_audio=yes
fi
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fi
}
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dnl rcg07142001 See if the user wants the disk writer audio driver...
CheckDiskAudio()
{
AC_ARG_ENABLE(diskaudio,
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AC_HELP_STRING([--enable-diskaudio], [support the disk writer audio driver [default=yes]]),
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, enable_diskaudio=yes)
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if test x$enable_audio = xyes -a x$enable_diskaudio = xyes; then
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AC_DEFINE(SDL_AUDIO_DRIVER_DISK)
SOURCES="$SOURCES $srcdir/src/audio/disk/*.c"
533
534
535
fi
}
536
537
538
539
540
541
542
543
544
545
546
547
dnl rcg03142006 See if the user wants the dummy audio driver...
CheckDummyAudio()
{
AC_ARG_ENABLE(dummyaudio,
AC_HELP_STRING([--enable-dummyaudio], [support the dummy audio driver [default=yes]]),
, enable_dummyaudio=yes)
if test x$enable_audio = xyes -a x$enable_dummyaudio = xyes; then
AC_DEFINE(SDL_AUDIO_DRIVER_DUMMY)
SOURCES="$SOURCES $srcdir/src/audio/dummy/*.c"
fi
}
548
549
550
551
dnl Set up the Atari Audio driver
CheckAtariAudio()
{
AC_ARG_ENABLE(mintaudio,
552
AC_HELP_STRING([--enable-mintaudio], [support Atari audio driver [default=yes]]),
553
554
555
556
557
558
, enable_mintaudio=yes)
if test x$enable_audio = xyes -a x$enable_mintaudio = xyes; then
mintaudio=no
AC_CHECK_HEADER(mint/falcon.h, have_mint_falcon_hdr=yes)
if test x$have_mint_falcon_hdr = xyes; then
mintaudio=yes
559
AC_DEFINE(SDL_AUDIO_DRIVER_MINT)
560
SOURCES="$SOURCES $srcdir/src/audio/mint/*.c"
561
SOURCES="$SOURCES $srcdir/src/audio/mint/*.S"
562
have_audio=yes
563
564
565
566
fi
fi
}
567
dnl See if we can use x86 assembly blitters
568
# NASM is available from: http://nasm.sourceforge.net
569
570
571
CheckNASM()
{
dnl Make sure we are running on an x86 platform
572
case $host in
573
574
575
576
577
578
579
580
581
i?86*)
;;
*)
# Nope, bail early.
return
;;
esac
dnl Check for NASM (for assembly blit routines)
AC_ARG_ENABLE(nasm,
582
AC_HELP_STRING([--enable-nasm], [use nasm assembly blitters on x86 [default=yes]]),
583
, enable_nasm=yes)
584
if test x$enable_video = xyes -a x$enable_assembly = xyes -a x$enable_nasm = xyes; then
585
AC_PATH_PROG(NASM, nasm)
586
587
588
if test x$NASM != x -a x$NASM != x'"$NASM"'; then
AC_DEFINE(SDL_HERMES_BLITTERS)
SOURCES="$SOURCES $srcdir/src/hermes/*.asm"
589
590
591
592
case $ARCH in
win32)
NASMFLAGS="-f win32"
;;
593
594
595
openbsd)
NASMFLAGS="-f aoutb"
;;
596
*)
597
NASMFLAGS="-f elf"
598
599
;;
esac
600
AC_SUBST(NASM)
601
AC_SUBST(NASMFLAGS)
602
603
case "$host" in
604
# this line is needed for QNX, because it's not defined the __ELF__
605
*-*-qnx*)
606
EXTRA_CFLAGS="$EXTRA_CFLAGS -D__ELF__";;
607
*-*-solaris*)
608
EXTRA_CFLAGS="$EXTRA_CFLAGS -D__ELF__";;
609
esac
610
611
612
613
614
615
616
617
618
619
fi
fi
}
dnl Check for altivec instruction support using gas syntax
CheckAltivec()
{
AC_ARG_ENABLE(altivec,
AC_HELP_STRING([--enable-altivec], [use altivec assembly blitters on PPC [default=yes]]),
, enable_altivec=yes)
620
if test x$enable_video = xyes -a x$enable_assembly = xyes -a x$enable_altivec = xyes; then
621
622
623
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633
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637
638
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668
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671
672
673
674
675
676
677
678
679
680
have_altivec_h_hdr=no
AC_CHECK_HEADER(altivec.h, have_altivec_h_hdr=yes)
save_CFLAGS="$CFLAGS"
have_gcc_altivec=no
AC_MSG_CHECKING(for Altivec with GCC -maltivec option)
altivec_CFLAGS="-maltivec"
CFLAGS="$save_CFLAGS $altivec_CFLAGS"
if test x$have_altivec_h_hdr = xyes; then
AC_TRY_COMPILE([
#include <altivec.h>
vector unsigned int vzero() {
return vec_splat_u32(0);
}
],[
],[
have_gcc_altivec=yes
])
AC_MSG_RESULT($have_gcc_altivec)
else
AC_TRY_COMPILE([
vector unsigned int vzero() {
return vec_splat_u32(0);
}
],[
],[
have_gcc_altivec=yes
])
AC_MSG_RESULT($have_gcc_altivec)
fi
if test x$have_gcc_altivec = xno; then
AC_MSG_CHECKING(for Altivec with GCC -faltivec option)
altivec_CFLAGS="-faltivec"
CFLAGS="$save_CFLAGS $altivec_CFLAGS"
if test x$have_altivec_h_hdr = xyes; then
AC_TRY_COMPILE([
#include <altivec.h>
vector unsigned int vzero() {
return vec_splat_u32(0);
}
],[
],[
have_gcc_altivec=yes
])
AC_MSG_RESULT($have_gcc_altivec)
else
AC_TRY_COMPILE([
vector unsigned int vzero() {
return vec_splat_u32(0);
}
],[
],[
have_gcc_altivec=yes
])
AC_MSG_RESULT($have_gcc_altivec)
fi
fi
CFLAGS="$save_CFLAGS"
681
682
683
684
685
686
if test x$have_gcc_altivec = xyes; then
AC_DEFINE(SDL_ALTIVEC_BLITTERS)
if test x$have_altivec_h_hdr = xyes; then
AC_DEFINE(HAVE_ALTIVEC_H)
fi
687
EXTRA_CFLAGS="$EXTRA_CFLAGS $altivec_CFLAGS"
688
689
690
691
fi
fi
}
692
693
694
695
dnl Do the iPod thing
CheckIPod()
{
AC_ARG_ENABLE(ipod,
696
697
AC_HELP_STRING([--enable-ipod], [configure SDL to work with iPodLinux [default=yes on arm-elf]]),
, enable_ipod=yes)
698
699
if test x$enable_ipod = xyes; then
700
EXTRA_CFLAGS="$EXTRA_CFLAGS -DIPOD"
701
702
AC_DEFINE(SDL_VIDEO_DRIVER_IPOD)
SOURCES="$SOURCES $srcdir/src/video/ipod/*.c"
703
fi
704
}
705
706
707
708
dnl Find the nanox include and library directories
CheckNANOX()
{
709
AC_ARG_ENABLE(video-nanox,
710
AC_HELP_STRING([--enable-video-nanox], [use nanox video driver [default=no]]),
711
712
713
, enable_video_nanox=no)
if test x$enable_video = xyes -a x$enable_video_nanox = xyes; then
714
715
716
AC_ARG_ENABLE(nanox-debug,
AC_HELP_STRING([--enable-nanox-debug], [print debug messages [default=no]]),
, enable_nanox_debug=no)
717
if test x$enable_nanox_debug = xyes; then
718
EXTRA_CFLAGS="$EXTRA_CFLAGS -DENABLE_NANOX_DEBUG"
719
720
fi
721
722
723
AC_ARG_ENABLE(nanox-share-memory,
AC_HELP_STRING([--enable-nanox-share-memory], [use share memory [default=no]]),
, enable_nanox_share_memory=no)
724
if test x$enable_nanox_share_memory = xyes; then
725
EXTRA_CFLAGS="$EXTRA_CFLAGS -DNANOX_SHARE_MEMORY"
726
727
fi
728
729
730
AC_ARG_ENABLE(nanox_direct_fb,
AC_HELP_STRING([--enable-nanox-direct-fb], [use direct framebuffer access [default=no]]),
, enable_nanox_direct_fb=no)
731
if test x$enable_nanox_direct_fb = xyes; then
732
EXTRA_CFLAGS="$EXTRA_CFLAGS -DENABLE_NANOX_DIRECT_FB"
733
fi
734
735
736
AC_DEFINE(SDL_VIDEO_DRIVER_NANOX)
SOURCES="$SOURCES $srcdir/src/video/nanox/*.c"
737
EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lnano-X"
738
have_video=yes
739
fi
740
741
}
742
743
744
745
dnl Find the X11 include and library directories
CheckX11()
{
AC_ARG_ENABLE(video-x11,
746
AC_HELP_STRING([--enable-video-x11], [use X11 video driver [default=yes]]),
747
748
749
750
751
, enable_video_x11=yes)
if test x$enable_video = xyes -a x$enable_video_x11 = xyes; then
AC_PATH_X
AC_PATH_XTRA
if test x$have_x = xyes; then
752
AC_ARG_ENABLE(x11-shared,
753
AC_HELP_STRING([--enable-x11-shared], [dynamically load X11 support [default=yes]]),
754
755
, enable_x11_shared=yes)
756
case "$host" in
757
*-*-darwin*)
758
759
760
x11_lib='/usr/X11R6/lib/libX11.6.dylib'
x11ext_lib='/usr/X11R6/lib/libXext.6.dylib'
;;
761
762
763
764
765
*-*-osf*)
x11_lib='libX11.so'
x11ext_lib='libXext.so'
;;
*-*-irix*) # IRIX 6.5 requires that we use /usr/lib32
766
767
768
x11_lib='libX11.so'
x11ext_lib='libXext.so'
;;
769
*)
770
if test "x$X_LIBS" = "x"; then X_LIBS="-L/usr/lib"; fi
771
x11_lib_spec=[`echo $X_LIBS | sed 's/.*-L\([^ ]*\).*/\1\/libX11.so.[0-9]/'`]
772
x11_lib=`ls $x11_lib_spec 2>/dev/null | sort -r | sed 's/.*\/\(.*\)/\1/; q'`
773
x11ext_lib_spec=[`echo $X_LIBS | sed 's/.*-L\([^ ]*\).*/\1\/libXext.so.[0-9]/'`]
774
x11ext_lib=`ls $x11ext_lib_spec 2>/dev/null | sort -r | sed 's/.*\/\(.*\)/\1/; q'`
775
776
;;
esac
777
778
779
780
781
X_CFLAGS="$X_CFLAGS -DXTHREADS"
if test x$ac_cv_func_shmat != xyes; then
X_CFLAGS="$X_CFLAGS -DNO_SHARED_MEMORY"
fi
782
783
784
AC_DEFINE(SDL_VIDEO_DRIVER_X11)
SOURCES="$SOURCES $srcdir/src/video/x11/*.c"
785
EXTRA_CFLAGS="$EXTRA_CFLAGS $X_CFLAGS"
786
if test x$have_loadso != xyes && \
787
test x$enable_x11_shared = xyes; then
788
AC_MSG_WARN([You must have SDL_LoadObject() support for dynamic X11 loading])
789
fi
790
if test x$have_loadso = xyes && \
791
test x$enable_x11_shared = xyes && test x$x11_lib != x && test x$x11ext_lib != x; then
792
793
echo "-- dynamic libX11 -> $x11_lib"
echo "-- dynamic libX11ext -> $x11ext_lib"
794
795
AC_DEFINE_UNQUOTED(SDL_VIDEO_DRIVER_X11_DYNAMIC, "$x11_lib")
AC_DEFINE_UNQUOTED(SDL_VIDEO_DRIVER_X11_DYNAMIC_XEXT, "$x11ext_lib")
796
else
797
EXTRA_LDFLAGS="$EXTRA_LDFLAGS $X_LIBS -lX11 -lXext"
798
fi
799
have_video=yes
800
801
AC_ARG_ENABLE(dga,
802
AC_HELP_STRING([--enable-dga], [allow use of X11 DGA code [default=yes]]),
803
, enable_dga=yes)
804
if test x$enable_dga = xyes; then
805
SOURCES="$SOURCES $srcdir/src/video/Xext/Xxf86dga/*.c"
806
807
fi
AC_ARG_ENABLE(video-dga,
808
AC_HELP_STRING([--enable-video-dga], [use DGA 2.0 video driver [default=yes]]),
809
810
, enable_video_dga=yes)
if test x$enable_dga = xyes -a x$enable_video_dga = xyes; then
811
812
AC_DEFINE(SDL_VIDEO_DRIVER_DGA)
SOURCES="$SOURCES $srcdir/src/video/dga/*.c"
813
fi
814
AC_ARG_ENABLE(video-x11-dgamouse,
815
AC_HELP_STRING([--enable-video-x11-dgamouse], [use X11 DGA for mouse events [default=yes]]),
816
, enable_video_x11_dgamouse=yes)
817
if test x$enable_dga = xyes -a x$enable_video_x11_dgamouse = xyes; then
818
AC_DEFINE(SDL_VIDEO_DRIVER_X11_DGAMOUSE)
819
820
fi
AC_ARG_ENABLE(video-x11-vm,
821
AC_HELP_STRING([--enable-video-x11-vm], [use X11 VM extension for fullscreen [default=yes]]),
822
823
, enable_video_x11_vm=yes)
if test x$enable_video_x11_vm = xyes; then
824
825
AC_DEFINE(SDL_VIDEO_DRIVER_X11_VIDMODE)
SOURCES="$SOURCES $srcdir/src/video/Xext/Xxf86vm/*.c"
826
827
fi
AC_ARG_ENABLE(video-x11-xv,
828
AC_HELP_STRING([--enable-video-x11-xv], [use X11 XvImage extension for video [default=yes]]),
829
830
, enable_video_x11_xv=yes)
if test x$enable_video_x11_xv = xyes; then
831
832
AC_DEFINE(SDL_VIDEO_DRIVER_X11_XV)
SOURCES="$SOURCES $srcdir/src/video/Xext/Xv/*.c"
833
fi
834
AC_ARG_ENABLE(video-x11-xinerama,
835
AC_HELP_STRING([--enable-video-x11-xinerama], [enable X11 Xinerama support [default=yes]]),
836
837
, enable_video_x11_xinerama=yes)
if test x$enable_video_x11_xinerama = xyes; then
838
839
AC_DEFINE(SDL_VIDEO_DRIVER_X11_XINERAMA)
SOURCES="$SOURCES $srcdir/src/video/Xext/Xinerama/*.c"
840
fi
841
AC_ARG_ENABLE(video-x11-xme,
842
AC_HELP_STRING([--enable-video-x11-xme], [enable Xi Graphics XME for fullscreen [default=yes]]),
843
844
, enable_video_x11_xme=yes)
if test x$enable_video_x11_xme = xyes; then
845
846
AC_DEFINE(SDL_VIDEO_DRIVER_X11_XME)
SOURCES="$SOURCES $srcdir/src/video/Xext/XME/*.c"
847
fi
848
849
850
fi
fi
}
851
852
dnl Check for QNX photon video driver
853
854
855
CheckPHOTON()
{
AC_ARG_ENABLE(video-photon,
856
AC_HELP_STRING([--enable-video-photon], [use QNX Photon video driver [default=yes]]),
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
, enable_video_photon=yes)
if test x$enable_video = xyes -a x$enable_video_photon = xyes; then
AC_MSG_CHECKING(for QNX Photon support)
video_photon=no
AC_TRY_COMPILE([
#include <Ph.h>
#include <Pt.h>
#include <photon/Pg.h>
#include <photon/PdDirect.h>
],[
PgDisplaySettings_t *visual;
],[
video_photon=yes
])
AC_MSG_RESULT($video_photon)
if test x$video_photon = xyes; then
873
874
AC_DEFINE(SDL_VIDEO_DRIVER_PHOTON)
SOURCES="$SOURCES $srcdir/src/video/photon/*.c"
875
EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lph"
876
877
have_video=yes
878
CheckOpenGLQNX
879
880
881
882
fi
fi
}
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
dnl Set up the BWindow video driver if enabled
CheckBWINDOW()
{
if test x$enable_video = xyes; then
AC_DEFINE(SDL_VIDEO_DRIVER_BWINDOW)
SOURCES="$SOURCES $srcdir/src/video/bwindow/*.cc"
have_video=yes
fi
}
dnl Set up the Carbon/QuickDraw video driver for Mac OS X (but not Darwin)
CheckCARBON()
{
AC_ARG_ENABLE(video-carbon,
AC_HELP_STRING([--enable-video-carbon], [use Carbon/QuickDraw video driver [default=no]]),
, enable_video_carbon=no)
if test x$enable_video = xyes -a x$enable_video_carbon = xyes; then
AC_MSG_CHECKING(for Carbon framework)
have_carbon=no
AC_TRY_COMPILE([
#include <Carbon/Carbon.h>
],[
],[
have_carbon=yes
])
AC_MSG_RESULT($have_carbon)
if test x$have_carbon = xyes; then
AC_DEFINE(SDL_VIDEO_DRIVER_TOOLBOX)
SOURCES="$SOURCES $srcdir/src/video/maccommon/*.c"
SOURCES="$SOURCES $srcdir/src/video/macrom/*.c"
have_video=yes
fi
fi
}
dnl Set up the Cocoa/Quartz video driver for Mac OS X (but not Darwin)
CheckCOCOA()
{
AC_ARG_ENABLE(video-cocoa,
AC_HELP_STRING([--enable-video-cocoa], [use Cocoa/Quartz video driver [default=yes]]),
, enable_video_cocoa=yes)
if test x$enable_video = xyes -a x$enable_video_cocoa = xyes; then
save_CFLAGS="$CFLAGS"
dnl work around that we don't have Objective-C support in autoconf
CFLAGS="$CFLAGS -x objective-c"
AC_MSG_CHECKING(for Cocoa framework)
have_cocoa=no
AC_TRY_COMPILE([
#import <Cocoa/Cocoa.h>
],[
],[
have_cocoa=yes
])
AC_MSG_RESULT($have_cocoa)
CFLAGS="$save_CFLAGS"
if test x$have_cocoa = xyes; then
AC_DEFINE(SDL_VIDEO_DRIVER_QUARTZ)
SOURCES="$SOURCES $srcdir/src/video/quartz/*.m"
have_video=yes
fi
fi
}
946
947
948
949
dnl Find the framebuffer console includes
CheckFBCON()
{
AC_ARG_ENABLE(video-fbcon,
950
AC_HELP_STRING([--enable-video-fbcon], [use framebuffer console video driver [default=yes]]),
951
952
953
954
955
956
957
958
959
960
961
962
963
964
, enable_video_fbcon=yes)
if test x$enable_video = xyes -a x$enable_video_fbcon = xyes; then
AC_MSG_CHECKING(for framebuffer console support)
video_fbcon=no
AC_TRY_COMPILE([
#include <linux/fb.h>
#include <linux/kd.h>
#include <linux/keyboard.h>
],[
],[
video_fbcon=yes
])
AC_MSG_RESULT($video_fbcon)
if test x$video_fbcon = xyes; then
965
966
967
AC_DEFINE(SDL_VIDEO_DRIVER_FBCON)
SOURCES="$SOURCES $srcdir/src/video/fbcon/*.c"
have_video=yes
968
969
970
971
fi
fi
}
972
973
974
975
dnl Find DirectFB
CheckDirectFB()
{
AC_ARG_ENABLE(video-directfb,
976
AC_HELP_STRING([--enable-video-directfb], [use DirectFB video driver [default=no]]),
977
, enable_video_directfb=no)
978
979
980
981
982
983
984
985
986
if test x$enable_video = xyes -a x$enable_video_directfb = xyes; then
video_directfb=no
AC_PATH_PROG(PKG_CONFIG, pkg-config, no)
if test x$PKG_CONFIG = xno ; then
AC_MSG_WARN([*** pkg-config is required to build the DirectFB video driver.])
else
AC_MSG_CHECKING(for DirectFB support)
987
988
if ! $PKG_CONFIG --atleast-pkgconfig-version 0.7 ; then
AC_MSG_ERROR([*** pkg-config too old; version 0.7 or better required.])
989
990
fi
991
DIRECTFB_REQUIRED_VERSION=0.9.15
992
993
994
995
996
997
998
999
1000
if $PKG_CONFIG --atleast-version $DIRECTFB_REQUIRED_VERSION directfb ; then
DIRECTFB_CFLAGS=`$PKG_CONFIG --cflags directfb`
DIRECTFB_LIBS=`$PKG_CONFIG --libs directfb`
video_directfb=yes
fi
fi
AC_MSG_RESULT($video_directfb)