/
configure.in
2648 lines (2512 loc) · 90.3 KB
/
configure.in
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dnl Process this file with autoconf to produce a configure script.
AC_INIT(README)
AC_CONFIG_HEADER(include/SDL_config.h)
AC_GNU_SOURCE
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
SDL_MICRO_VERSION=10
SDL_INTERFACE_AGE=3
SDL_BINARY_AGE=10
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 - $SDL_INTERFACE_AGE`
AC_SUBST(LT_RELEASE)
AC_SUBST(LT_CURRENT)
AC_SUBST(LT_REVISION)
AC_SUBST(LT_AGE)
dnl Detect the canonical build and host environments
AC_CONFIG_AUX_DIRS($srcdir/build-scripts)
AC_CANONICAL_HOST
AC_C_BIGENDIAN
if test x$ac_cv_c_bigendian = xyes; then
AC_DEFINE(SDL_BYTEORDER, 4321)
else
AC_DEFINE(SDL_BYTEORDER, 1234)
fi
dnl Set up the compiler and linker flags
INCLUDE="-I$srcdir/include"
if test x$srcdir != x.; then
# Remove SDL_config.h from the source directory, since it's the
# default one, and we want to include the one that we generate.
if test -f $srcdir/include/SDL_config.h; then
rm $srcdir/include/SDL_config.h
fi
INCLUDE="-Iinclude $INCLUDE"
fi
case "$host" in
*-*-cygwin*)
# We build SDL on cygwin without the UNIX emulation layer
BASE_CFLAGS="-I/usr/include/mingw -mno-cygwin"
BASE_LDFLAGS="-mno-cygwin"
;;
*)
BASE_CFLAGS="-D_GNU_SOURCE=1"
BASE_LDFLAGS=""
;;
esac
BUILD_CFLAGS="$CFLAGS $CPPFLAGS"
EXTRA_CFLAGS="$INCLUDE $BASE_CFLAGS"
BUILD_LDFLAGS="$LDFLAGS"
EXTRA_LDFLAGS="$BASE_LDFLAGS"
# I can't remember why I added this. I'm sure it'll come to me...
#for path in /usr/local; do
# if test -d $path/include; then
# EXTRA_CFLAGS="$EXTRA_CFLAGS -I$path/include"
# fi
# if test -d $path/lib; then
# EXTRA_LDFLAGS="$EXTRA_LDFLAGS -L$path/lib"
# fi
#done
SDL_CFLAGS="$BASE_CFLAGS"
SDL_LIBS="-lSDL $BASE_LDFLAGS"
CPPFLAGS="$CPPFLAGS $EXTRA_CFLAGS"
CFLAGS="$CFLAGS $EXTRA_CFLAGS"
LDFLAGS="$LDFLAGS $EXTRA_LDFLAGS"
dnl Check for tools
AC_LIBTOOL_WIN32_DLL
AC_PROG_LIBTOOL
AC_PROG_CC
AC_PROG_CXX
AC_PROG_INSTALL
AC_PROG_MAKE_SET
dnl Check for compiler characteristics
AC_C_CONST
AC_C_INLINE
AC_C_VOLATILE
dnl See whether we are allowed to use the system C library
AC_ARG_ENABLE(libc,
AC_HELP_STRING([--enable-libc], [Use the system C library [[default=yes]]]),
, enable_libc=yes)
if test x$enable_libc = xyes; then
AC_DEFINE(HAVE_LIBC)
dnl Check for C library headers
AC_HEADER_STDC
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)
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$ac_cv_type_int64_t = xyes; then
AC_DEFINE(SDL_HAS_64BIT_TYPE)
fi
have_inttypes=yes
fi
dnl Checks for library functions.
AC_FUNC_ALLOCA
AC_FUNC_MEMCMP
if test x$ac_cv_func_memcmp_working = xyes; then
AC_DEFINE(HAVE_MEMCMP)
fi
AC_FUNC_STRTOD
if test x$ac_cv_func_strtod = xyes; then
AC_DEFINE(HAVE_STRTOD)
fi
AC_CHECK_FUNCS(malloc calloc realloc free getenv putenv unsetenv qsort abs bcopy memset memcpy memmove strlen strlcpy strlcat strdup _strrev _strupr _strlwr strchr strrchr strstr itoa _ltoa _uitoa _ultoa strtol strtoul _i64toa _ui64toa strtoll strtoull atoi atof strcmp strncmp _stricmp strcasecmp _strnicmp strncasecmp sscanf snprintf vsnprintf iconv sigaction setjmp nanosleep)
AC_CHECK_LIB(m, pow, [EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lm"])
fi
if test x$have_inttypes != xyes; then
AC_CHECK_SIZEOF(char, 1)
AC_CHECK_SIZEOF(short, 2)
AC_CHECK_SIZEOF(int, 4)
AC_CHECK_SIZEOF(long, 4)
AC_CHECK_SIZEOF(long long, 8)
if test x$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
AC_DEFINE(size_t, unsigned int)
AC_DEFINE(uintptr_t, unsigned long)
fi
# 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 $srcdir/src/video/*.c"
dnl Enable/disable various subsystems of the SDL library
AC_ARG_ENABLE(audio,
AC_HELP_STRING([--enable-audio], [Enable the audio subsystem [[default=yes]]]),
, enable_audio=yes)
if test x$enable_audio != xyes; then
AC_DEFINE(SDL_AUDIO_DISABLED)
fi
AC_ARG_ENABLE(video,
AC_HELP_STRING([--enable-video], [Enable the video subsystem [[default=yes]]]),
, enable_video=yes)
if test x$enable_video != xyes; then
AC_DEFINE(SDL_VIDEO_DISABLED)
fi
AC_ARG_ENABLE(events,
AC_HELP_STRING([--enable-events], [Enable the events subsystem [[default=yes]]]),
, enable_events=yes)
if test x$enable_events != xyes; then
AC_DEFINE(SDL_EVENTS_DISABLED)
fi
AC_ARG_ENABLE(joystick,
AC_HELP_STRING([--enable-joystick], [Enable the joystick subsystem [[default=yes]]]),
, enable_joystick=yes)
if test x$enable_joystick != xyes; then
AC_DEFINE(SDL_JOYSTICK_DISABLED)
fi
AC_ARG_ENABLE(cdrom,
AC_HELP_STRING([--enable-cdrom], [Enable the cdrom subsystem [[default=yes]]]),
, enable_cdrom=yes)
if test x$enable_cdrom != xyes; then
AC_DEFINE(SDL_CDROM_DISABLED)
fi
AC_ARG_ENABLE(threads,
AC_HELP_STRING([--enable-threads], [Enable the threading subsystem [[default=yes]]]),
, enable_threads=yes)
if test x$enable_threads != xyes; then
AC_DEFINE(SDL_THREADS_DISABLED)
fi
AC_ARG_ENABLE(timers,
AC_HELP_STRING([--enable-timers], [Enable the timer subsystem [[default=yes]]]),
, enable_timers=yes)
if test x$enable_timers != xyes; then
AC_DEFINE(SDL_TIMERS_DISABLED)
fi
AC_ARG_ENABLE(file,
AC_HELP_STRING([--enable-file], [Enable the file subsystem [[default=yes]]]),
, enable_file=yes)
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)
fi
AC_ARG_ENABLE(cpuinfo,
AC_HELP_STRING([--enable-cpuinfo], [Enable the cpuinfo subsystem [[default=yes]]]),
, enable_cpuinfo=yes)
if test x$enable_cpuinfo != xyes; then
AC_DEFINE(SDL_CPUINFO_DISABLED)
fi
AC_ARG_ENABLE(assembly,
AC_HELP_STRING([--enable-assembly], [Enable assembly routines [[default=yes]]]),
, enable_assembly=yes)
if test x$enable_assembly = xyes; then
AC_DEFINE(SDL_ASSEMBLY_ROUTINES)
fi
dnl See if the OSS audio interface is supported
CheckOSS()
{
AC_ARG_ENABLE(oss,
AC_HELP_STRING([--enable-oss], [support the OSS audio API [[default=yes]]]),
, 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
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
AC_DEFINE(SDL_AUDIO_DRIVER_OSS_SOUNDCARD_H)
])
fi
AC_MSG_RESULT($have_oss)
if test x$have_oss = xyes; then
AC_DEFINE(SDL_AUDIO_DRIVER_OSS)
SOURCES="$SOURCES $srcdir/src/audio/dsp/*.c"
SOURCES="$SOURCES $srcdir/src/audio/dma/*.c"
have_audio=yes
# We may need to link with ossaudio emulation library
case "$host" in
*-*-openbsd*|*-*-netbsd*)
EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lossaudio";;
esac
fi
fi
}
dnl See if the ALSA audio interface is supported
CheckALSA()
{
AC_ARG_ENABLE(alsa,
AC_HELP_STRING([--enable-alsa], [support the ALSA audio API [[default=yes]]]),
, enable_alsa=yes)
if test x$enable_audio = xyes -a x$enable_alsa = xyes; then
AM_PATH_ALSA(0.9.0, have_alsa=yes, have_alsa=no)
# Restore all flags from before the ALSA detection runs
CFLAGS="$alsa_save_CFLAGS"
LDFLAGS="$alsa_save_LDFLAGS"
LIBS="$alsa_save_LIBS"
if test x$have_alsa = xyes; then
AC_ARG_ENABLE(alsa-shared,
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 $srcdir/src/audio/alsa/*.c"
EXTRA_CFLAGS="$EXTRA_CFLAGS $ALSA_CFLAGS"
if test x$have_loadso != xyes && \
test x$enable_alsa_shared = xyes; then
AC_MSG_WARN([You must have SDL_LoadObject() support for dynamic ALSA loading])
fi
if test x$have_loadso = xyes && \
test x$enable_alsa_shared = xyes && test x$alsa_lib != x; then
AC_DEFINE_UNQUOTED(SDL_AUDIO_DRIVER_ALSA_DYNAMIC, "$alsa_lib")
else
EXTRA_LDFLAGS="$EXTRA_LDFLAGS $ALSA_LIBS"
fi
have_audio=yes
fi
fi
}
dnl Check whether we want to use IRIX 6.5+ native audio or not
CheckDMEDIA()
{
if test x$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
])
AC_MSG_RESULT($have_dmedia)
# Set up files for the audio library
if test x$have_dmedia = xyes; then
AC_DEFINE(SDL_AUDIO_DRIVER_DMEDIA)
SOURCES="$SOURCES $srcdir/src/audio/dmedia/*.c"
EXTRA_LDFLAGS="$EXTRA_LDFLAGS -laudio"
have_audio=yes
fi
fi
}
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 $srcdir/src/audio/mme/*.c"
EXTRA_CFLAGS="$EXTRA_CFLAGS $MME_CFLAGS"
EXTRA_LDFLAGS="$EXTRA_LDFLAGS $MME_LIBS"
have_audio=yes
fi
fi
}
dnl Find the ESD includes and libraries
CheckESD()
{
AC_ARG_ENABLE(esd,
AC_HELP_STRING([--enable-esd], [support the Enlightened Sound Daemon [[default=yes]]]),
, enable_esd=yes)
if test x$enable_audio = xyes -a x$enable_esd = xyes; then
AM_PATH_ESD(0.2.8, have_esd=yes, have_esd=no)
if test x$have_esd = xyes; then
AC_ARG_ENABLE(esd-shared,
AC_HELP_STRING([--enable-esd-shared], [dynamically load ESD audio support [[default=yes]]]),
, enable_esd_shared=yes)
esd_lib_spec=`echo $ESD_LIBS | sed 's/.*-L\([[^ ]]*\).*/\1\/libesd.so.*/'`
esd_lib=`ls -- $esd_lib_spec | sed 's/.*\/\(.*\)/\1/; q'`
echo "-- $esd_lib_spec -> $esd_lib"
AC_DEFINE(SDL_AUDIO_DRIVER_ESD)
SOURCES="$SOURCES $srcdir/src/audio/esd/*.c"
EXTRA_CFLAGS="$EXTRA_CFLAGS $ESD_CFLAGS"
if test x$have_loadso != xyes && \
test x$enable_esd_shared = xyes; then
AC_MSG_WARN([You must have SDL_LoadObject() support for dynamic ESD loading])
fi
if test x$have_loadso = xyes && \
test x$enable_esd_shared = xyes && test x$esd_lib != x; then
AC_DEFINE_UNQUOTED(SDL_AUDIO_DRIVER_ESD_DYNAMIC, "$esd_lib")
else
EXTRA_LDFLAGS="$EXTRA_LDFLAGS $ESD_LIBS"
fi
have_audio=yes
fi
fi
}
CheckARTSC()
{
AC_ARG_ENABLE(arts,
AC_HELP_STRING([--enable-arts], [support the Analog Real Time Synthesizer [[default=yes]]]),
, enable_arts=yes)
if test x$enable_audio = xyes -a x$enable_arts = xyes; then
AC_PATH_PROG(ARTSCONFIG, artsc-config)
if test x$ARTSCONFIG = x -o x$ARTSCONFIG = x'"$ARTSCONFIG"'; then
: # arts isn't installed
else
ARTS_CFLAGS=`$ARTSCONFIG --cflags`
ARTS_LIBS=`$ARTSCONFIG --libs`
ARTS_PREFIX=`$ARTSCONFIG --arts-prefix`
AC_MSG_CHECKING(for aRts development environment)
audio_arts=no
save_CFLAGS="$CFLAGS"
CFLAGS="$CFLAGS $ARTS_CFLAGS"
AC_TRY_COMPILE([
#include <artsc.h>
],[
arts_stream_t stream;
],[
audio_arts=yes
])
CFLAGS="$save_CFLAGS"
AC_MSG_RESULT($audio_arts)
if test x$audio_arts = xyes; then
AC_ARG_ENABLE(arts-shared,
AC_HELP_STRING([--enable-arts-shared], [dynamically load aRts audio support [[default=yes]]]),
, enable_arts_shared=yes)
arts_lib_spec="$ARTS_PREFIX/lib/libartsc.so.*"
arts_lib=`ls -- $arts_lib_spec | sed 's/.*\/\(.*\)/\1/; q'`
echo "-- $arts_lib_spec -> $arts_lib"
AC_DEFINE(SDL_AUDIO_DRIVER_ARTS)
SOURCES="$SOURCES $srcdir/src/audio/arts/*.c"
EXTRA_CFLAGS="$EXTRA_CFLAGS $ARTS_CFLAGS"
if test x$have_loadso != xyes && \
test x$enable_arts_shared = xyes; then
AC_MSG_WARN([You must have SDL_LoadObject() support for dynamic ARTS loading])
fi
if test x$have_loadso = xyes && \
test x$enable_arts_shared = xyes && test x$arts_lib != x; then
AC_DEFINE_UNQUOTED(SDL_AUDIO_DRIVER_ARTS_DYNAMIC, "$arts_lib")
else
EXTRA_LDFLAGS="$EXTRA_LDFLAGS $ARTS_LIBS"
fi
have_audio=yes
fi
fi
fi
}
dnl See if the NAS audio interface is supported
CheckNAS()
{
AC_ARG_ENABLE(nas,
AC_HELP_STRING([--enable-nas], [support the NAS audio API [[default=yes]]]),
, enable_nas=yes)
if test x$enable_audio = xyes -a x$enable_nas = xyes; then
AC_MSG_CHECKING(for NAS audio support)
have_nas=no
if test -r /usr/X11R6/include/audio/audiolib.h; then
have_nas=yes
NAS_CFLAGS="-I/usr/X11R6/include/"
NAS_LIBS="-L/usr/X11R6/lib -laudio -lXt"
dnl On IRIX, the NAS includes are in a different directory,
dnl and libnas must be explicitly linked in
elif test -r /usr/freeware/include/nas/audiolib.h; then
have_nas=yes
NAS_LIBS="-lnas -lXt"
fi
AC_MSG_RESULT($have_nas)
if test x$have_nas = xyes; then
AC_DEFINE(SDL_AUDIO_DRIVER_NAS)
SOURCES="$SOURCES $srcdir/src/audio/nas/*.c"
EXTRA_CFLAGS="$EXTRA_CFLAGS $NAS_CFLAGS"
EXTRA_LDFLAGS="$EXTRA_LDFLAGS $NAS_LIBS"
have_audio=yes
fi
fi
}
dnl rcg07142001 See if the user wants the disk writer audio driver...
CheckDiskAudio()
{
AC_ARG_ENABLE(diskaudio,
AC_HELP_STRING([--enable-diskaudio], [support the disk writer audio driver [[default=yes]]]),
, enable_diskaudio=yes)
if test x$enable_audio = xyes -a x$enable_diskaudio = xyes; then
AC_DEFINE(SDL_AUDIO_DRIVER_DISK)
SOURCES="$SOURCES $srcdir/src/audio/disk/*.c"
fi
}
dnl rcg03142006 See if the user wants the dummy audio driver...
CheckDummyAudio()
{
AC_ARG_ENABLE(dummyaudio,
AC_HELP_STRING([--enable-dummyaudio], [support the dummy audio driver [[default=yes]]]),
, enable_dummyaudio=yes)
if test x$enable_audio = xyes -a x$enable_dummyaudio = xyes; then
AC_DEFINE(SDL_AUDIO_DRIVER_DUMMY)
SOURCES="$SOURCES $srcdir/src/audio/dummy/*.c"
fi
}
dnl Set up the Atari Audio driver
CheckAtariAudio()
{
AC_ARG_ENABLE(mintaudio,
AC_HELP_STRING([--enable-mintaudio], [support Atari audio driver [[default=yes]]]),
, enable_mintaudio=yes)
if test x$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
AC_DEFINE(SDL_AUDIO_DRIVER_MINT)
SOURCES="$SOURCES $srcdir/src/audio/mint/*.c"
SOURCES="$SOURCES $srcdir/src/audio/mint/*.S"
have_audio=yes
fi
fi
}
dnl See if we can use x86 assembly blitters
# NASM is available from: http://nasm.sourceforge.net
CheckNASM()
{
dnl Make sure we are running on an x86 platform
case $host in
i?86*)
;;
*)
# Nope, bail early.
return
;;
esac
dnl Check for NASM (for assembly blit routines)
AC_ARG_ENABLE(nasm,
AC_HELP_STRING([--enable-nasm], [use nasm assembly blitters on x86 [[default=yes]]]),
, enable_nasm=yes)
if test x$enable_video = xyes -a x$enable_assembly = xyes -a x$enable_nasm = xyes; then
AC_PATH_PROG(NASM, nasm)
if test x$NASM != x -a x$NASM != x'"$NASM"'; then
AC_DEFINE(SDL_HERMES_BLITTERS)
SOURCES="$SOURCES $srcdir/src/hermes/*.asm"
if test x$NASMFLAGS = x; then
case $ARCH in
win32)
NASMFLAGS="-f win32"
;;
openbsd)
NASMFLAGS="-f aoutb"
;;
*)
NASMFLAGS="-f elf"
;;
esac
fi
AC_SUBST(NASM)
AC_SUBST(NASMFLAGS)
case "$host" in
# this line is needed for QNX, because it's not defined the __ELF__
*-*-qnx*)
EXTRA_CFLAGS="$EXTRA_CFLAGS -D__ELF__";;
*-*-solaris*)
EXTRA_CFLAGS="$EXTRA_CFLAGS -D__ELF__";;
esac
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)
if test x$enable_video = xyes -a x$enable_assembly = xyes -a x$enable_altivec = xyes; then
have_altivec_h_hdr=no
AC_CHECK_HEADER(altivec.h, have_altivec_h_hdr=yes)
save_CFLAGS="$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="$save_CFLAGS"
if test x$have_gcc_altivec = xyes; then
AC_DEFINE(SDL_ALTIVEC_BLITTERS)
if test x$have_altivec_h_hdr = xyes; then
AC_DEFINE(HAVE_ALTIVEC_H)
fi
EXTRA_CFLAGS="$EXTRA_CFLAGS $altivec_CFLAGS"
fi
fi
}
dnl See if GCC's -fvisibility=hidden is supported (gcc4 and later, usually).
dnl Details of this flag are here: http://gcc.gnu.org/wiki/Visibility
CheckVisibilityHidden()
{
AC_MSG_CHECKING(for GCC -fvisibility=hidden option)
have_gcc_fvisibility=no
visibility_CFLAGS="-fvisibility=hidden"
save_CFLAGS="$CFLAGS"
CFLAGS="$save_CFLAGS $visibility_CFLAGS"
AC_TRY_COMPILE([
#if !defined(__GNUC__) || __GNUC__ < 4
#error SDL only uses visibility attributes in GCC 4 or newer
#endif
],[
],[
have_gcc_fvisibility=yes
])
AC_MSG_RESULT($have_gcc_fvisibility)
CFLAGS="$save_CFLAGS"
if test x$have_gcc_fvisibility = xyes; then
EXTRA_CFLAGS="$EXTRA_CFLAGS $visibility_CFLAGS"
fi
}
dnl Do the iPod thing
CheckIPod()
{
AC_ARG_ENABLE(ipod,
AC_HELP_STRING([--enable-ipod], [configure SDL to work with iPodLinux [default=yes on arm-elf]]),
, enable_ipod=yes)
if test x$enable_ipod = xyes; then
EXTRA_CFLAGS="$EXTRA_CFLAGS -DIPOD"
AC_DEFINE(SDL_VIDEO_DRIVER_IPOD)
SOURCES="$SOURCES $srcdir/src/video/ipod/*.c"
fi
}
dnl Find the nanox include and library directories
CheckNANOX()
{
AC_ARG_ENABLE(video-nanox,
AC_HELP_STRING([--enable-video-nanox], [use nanox video driver [[default=no]]]),
, enable_video_nanox=no)
if test x$enable_video = xyes -a x$enable_video_nanox = xyes; then
AC_ARG_ENABLE(nanox-debug,
AC_HELP_STRING([--enable-nanox-debug], [print debug messages [[default=no]]]),
, enable_nanox_debug=no)
if test x$enable_nanox_debug = xyes; then
EXTRA_CFLAGS="$EXTRA_CFLAGS -DENABLE_NANOX_DEBUG"
fi
AC_ARG_ENABLE(nanox-share-memory,
AC_HELP_STRING([--enable-nanox-share-memory], [use share memory [[default=no]]]),
, enable_nanox_share_memory=no)
if test x$enable_nanox_share_memory = xyes; then
EXTRA_CFLAGS="$EXTRA_CFLAGS -DNANOX_SHARE_MEMORY"
fi
AC_ARG_ENABLE(nanox_direct_fb,
AC_HELP_STRING([--enable-nanox-direct-fb], [use direct framebuffer access [[default=no]]]),
, enable_nanox_direct_fb=no)
if test x$enable_nanox_direct_fb = xyes; then
EXTRA_CFLAGS="$EXTRA_CFLAGS -DENABLE_NANOX_DIRECT_FB"
fi
AC_DEFINE(SDL_VIDEO_DRIVER_NANOX)
SOURCES="$SOURCES $srcdir/src/video/nanox/*.c"
EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lnano-X"
have_video=yes
fi
}
dnl Find the X11 include and library directories
CheckX11()
{
AC_ARG_ENABLE(video-x11,
AC_HELP_STRING([--enable-video-x11], [use X11 video driver [[default=yes]]]),
, enable_video_x11=yes)
if test x$enable_video = xyes -a x$enable_video_x11 = xyes; then
case "$host" in
*-*-darwin*)
# This isn't necessary for X11, but fixes GLX detection
if test "x$x_includes" = xNONE && test "x$x_libraries" = xNONE; then
x_includes="/usr/X11R6/include"
x_libraries="/usr/X11R6/lib"
fi
;;
esac
AC_PATH_X
AC_PATH_XTRA
if test x$have_x = xyes; then
AC_ARG_ENABLE(x11-shared,
AC_HELP_STRING([--enable-x11-shared], [dynamically load X11 support [[default=yes]]]),
, enable_x11_shared=yes)
case "$host" in
*-*-darwin*) # Latest Mac OS X actually ships with Xrandr/Xrender libs...
x11_lib='/usr/X11R6/lib/libX11.6.dylib'
x11ext_lib='/usr/X11R6/lib/libXext.6.dylib'
xrender_lib='/usr/X11R6/lib/libXrender.1.dylib'
xrandr_lib='/usr/X11R6/lib/libXrandr.2.dylib'
;;
*-*-osf*)
x11_lib='libX11.so'
x11ext_lib='libXext.so'
;;
*-*-irix*) # IRIX 6.5 requires that we use /usr/lib32
x11_lib='libX11.so'
x11ext_lib='libXext.so'
;;
*)
x11_lib_spec=[`echo $X_LIBS | sed 's/.*-L\([^ ]*\).*/\1/'`]
for path in $x11_lib_path /usr/lib /usr/X11/lib /usr/X11R6/lib; do
if test "x$x11_lib" = "x"; then
x11_lib=[`ls -- $path/libX11.so.[0-9] 2>/dev/null | sort -r | sed 's/.*\/\(.*\)/\1/; q'`]
if test "x$x11_lib" = "x"; then
x11_lib=[`ls -- $path/libX11.so.[0-9]* 2>/dev/null | sort -r | sed 's/.*\/\(.*\)/\1/; q'`]
fi
fi
if test "x$x11ext_lib" = "x"; then
x11ext_lib=[`ls -- $path/libXext.so.[0-9] 2>/dev/null | sort -r | sed 's/.*\/\(.*\)/\1/; q'`]
if test "x$x11ext_lib" = "x"; then
x11ext_lib=[`ls -- $path/libXext.so.[0-9]* 2>/dev/null | sort -r | sed 's/.*\/\(.*\)/\1/; q'`]
fi
fi
if test "x$xrender_lib" = "x"; then
xrender_lib=[`ls -- $path/libXrender.so.[0-9] 2>/dev/null | sort -r | sed 's/.*\/\(.*\)/\1/; q'`]
if test "x$xrender_lib" = "x"; then
xrender_lib=[`ls -- $path/libXrender.so.[0-9]* 2>/dev/null | sort -r | sed 's/.*\/\(.*\)/\1/; q'`]
fi
fi
if test "x$xrandr_lib" = "x"; then
xrandr_lib=[`ls -- $path/libXrandr.so.[0-9] 2>/dev/null | sort -r | sed 's/.*\/\(.*\)/\1/; q'`]
if test "x$xrandr_lib" = "x"; then
xrandr_lib=[`ls -- $path/libXrandr.so.[0-9]* 2>/dev/null | sort -r | sed 's/.*\/\(.*\)/\1/; q'`]
fi
fi
done
;;
esac
X_CFLAGS="$X_CFLAGS -DXTHREADS"
if test x$ac_cv_func_shmat != xyes; then
X_CFLAGS="$X_CFLAGS -DNO_SHARED_MEMORY"
fi
CFLAGS="$CFLAGS $X_CFLAGS"
LDFLAGS="$LDFLAGS $X_LIBS"
AC_DEFINE(SDL_VIDEO_DRIVER_X11)
SOURCES="$SOURCES $srcdir/src/video/x11/*.c"
EXTRA_CFLAGS="$EXTRA_CFLAGS $X_CFLAGS"
if test x$have_loadso != xyes && \
test x$enable_x11_shared = xyes; then
AC_MSG_WARN([You must have SDL_LoadObject() support for dynamic X11 loading])
fi
if test x$have_loadso = xyes && \
test x$enable_x11_shared = xyes && test x$x11_lib != x && test x$x11ext_lib != x; then
echo "-- dynamic libX11 -> $x11_lib"
echo "-- dynamic libX11ext -> $x11ext_lib"
AC_DEFINE_UNQUOTED(SDL_VIDEO_DRIVER_X11_DYNAMIC, "$x11_lib")
AC_DEFINE_UNQUOTED(SDL_VIDEO_DRIVER_X11_DYNAMIC_XEXT, "$x11ext_lib")
else
enable_x11_shared=no
EXTRA_LDFLAGS="$EXTRA_LDFLAGS $X_LIBS -lX11 -lXext"
fi
have_video=yes
AC_ARG_ENABLE(dga,
AC_HELP_STRING([--enable-dga], [allow use of X11 DGA code [[default=yes]]]),
, enable_dga=yes)
if test x$enable_dga = xyes; then
SOURCES="$SOURCES $srcdir/src/video/Xext/Xxf86dga/*.c"
fi
AC_ARG_ENABLE(video-dga,
AC_HELP_STRING([--enable-video-dga], [use DGA 2.0 video driver [[default=yes]]]),
, enable_video_dga=yes)
if test x$enable_dga = xyes -a x$enable_video_dga = xyes; then
AC_DEFINE(SDL_VIDEO_DRIVER_DGA)
SOURCES="$SOURCES $srcdir/src/video/dga/*.c"
fi
AC_ARG_ENABLE(video-x11-dgamouse,
AC_HELP_STRING([--enable-video-x11-dgamouse], [use X11 DGA for mouse events [[default=yes]]]),
, enable_video_x11_dgamouse=yes)
if test x$enable_dga = xyes -a x$enable_video_x11_dgamouse = xyes; then
AC_DEFINE(SDL_VIDEO_DRIVER_X11_DGAMOUSE)
fi
AC_ARG_ENABLE(video-x11-vm,
AC_HELP_STRING([--enable-video-x11-vm], [use X11 VM extension for fullscreen [[default=yes]]]),
, enable_video_x11_vm=yes)
if test x$enable_video_x11_vm = xyes; then
AC_DEFINE(SDL_VIDEO_DRIVER_X11_VIDMODE)
SOURCES="$SOURCES $srcdir/src/video/Xext/Xxf86vm/*.c"
fi
AC_ARG_ENABLE(video-x11-xv,
AC_HELP_STRING([--enable-video-x11-xv], [use X11 XvImage extension for video [[default=yes]]]),
, enable_video_x11_xv=yes)
if test x$enable_video_x11_xv = xyes; then
AC_DEFINE(SDL_VIDEO_DRIVER_X11_XV)
SOURCES="$SOURCES $srcdir/src/video/Xext/Xv/*.c"
fi
AC_ARG_ENABLE(video-x11-xinerama,
AC_HELP_STRING([--enable-video-x11-xinerama], [enable X11 Xinerama support [[default=yes]]]),
, enable_video_x11_xinerama=yes)
if test x$enable_video_x11_xinerama = xyes; then
AC_DEFINE(SDL_VIDEO_DRIVER_X11_XINERAMA)
SOURCES="$SOURCES $srcdir/src/video/Xext/Xinerama/*.c"
fi
AC_ARG_ENABLE(video-x11-xme,
AC_HELP_STRING([--enable-video-x11-xme], [enable Xi Graphics XME for fullscreen [[default=yes]]]),
, enable_video_x11_xme=yes)
if test x$enable_video_x11_xme = xyes; then
AC_DEFINE(SDL_VIDEO_DRIVER_X11_XME)
SOURCES="$SOURCES $srcdir/src/video/Xext/XME/*.c"
fi
AC_ARG_ENABLE(video-x11-xrandr,
AC_HELP_STRING([--enable-video-x11-xrandr], [enable X11 Xrandr extension for fullscreen [[default=yes]]]),
, enable_video_x11_xrandr=yes)
if test x$enable_video_x11_xrandr = xyes; then
definitely_enable_video_x11_xrandr=no
AC_CHECK_HEADER(X11/extensions/Xrandr.h,
have_xrandr_h_hdr=yes,
have_xrandr_h_hdr=no,
[#include <X11/Xlib.h>
])
if test x$have_xrandr_h_hdr = xyes; then
if test x$enable_x11_shared = xyes && test x$xrandr_lib != x ; then
echo "-- dynamic libXrender -> $xrender_lib"
echo "-- dynamic libXrandr -> $xrandr_lib"
AC_DEFINE_UNQUOTED(SDL_VIDEO_DRIVER_X11_DYNAMIC_XRENDER, "$xrender_lib")
AC_DEFINE_UNQUOTED(SDL_VIDEO_DRIVER_X11_DYNAMIC_XRANDR, "$xrandr_lib")
definitely_enable_video_x11_xrandr=yes
else
AC_CHECK_LIB(Xrender, XRenderQueryExtension, have_xrender_lib=yes)
AC_CHECK_LIB(Xrandr, XRRQueryExtension, have_xrandr_lib=yes)
if test x$have_xrender_lib = xyes && test x$have_xrandr_lib = xyes ; then
EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lXrandr -lXrender"
definitely_enable_video_x11_xrandr=yes
fi
fi
fi
fi
if test x$definitely_enable_video_x11_xrandr = xyes; then
AC_DEFINE(SDL_VIDEO_DRIVER_X11_XRANDR)
fi
AC_ARG_ENABLE(video-x11-dpms,
AC_HELP_STRING([--enable-video-x11-dpms], [enable X11 DPMS extension [[default=yes]]]),
, enable_video_x11_dpms=yes)
if test x$enable_video_x11_dpms = xyes; then
AC_CHECK_HEADER(X11/extensions/dpms.h,
have_dpms_h_hdr=yes,
have_dpms_h_hdr=no,
[#include <X11/Xlib.h>
])
if test x$have_dpms_h_hdr = xyes; then
AC_DEFINE(SDL_VIDEO_DRIVER_X11_DPMS)
fi
fi
fi
fi
}
dnl Check for QNX photon video driver
CheckPHOTON()
{
AC_ARG_ENABLE(video-photon,
AC_HELP_STRING([--enable-video-photon], [use QNX Photon video driver [[default=yes]]]),
, enable_video_photon=yes)
if test x$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$video_photon = xyes; then
AC_DEFINE(SDL_VIDEO_DRIVER_PHOTON)
SOURCES="$SOURCES $srcdir/src/video/photon/*.c"
EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lph"
have_video=yes
CheckOpenGLQNX