/
configure.in
2499 lines (2370 loc) · 83.1 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$ac_cv_c_bigendian = xyes; then
AC_DEFINE(SDL_BYTEORDER, 4321)
else
AC_DEFINE(SDL_BYTEORDER, 1234)
fi
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dnl Set up the compiler and linker flags
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SDL_INCLUDE="-I$srcdir/include $SDL_INCLUDE"
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if test x$srcdir != x.; then
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SDL_INCLUDE="-Iinclude $SDL_INCLUDE"
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fi
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if test -d /usr/local/include; then
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SDL_INCLUDE="$SDL_INCLUDE -I/usr/local/include"
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INCLUDE="$SDL_INCLUDE"
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case "$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 $srcdir/src/audio/dma/*.c"
have_audio=yes
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# We may need to link with ossaudio emulation library
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case "$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$enable_diskaudio = xyes; then
535
536
AC_DEFINE(SDL_AUDIO_DRIVER_DISK)
SOURCES="$SOURCES $srcdir/src/audio/disk/*.c"
537
538
539
fi
}
540
541
542
543
544
545
546
547
548
549
550
551
dnl rcg03142006 See if the user wants the dummy audio driver...
CheckDummyAudio()
{
AC_ARG_ENABLE(dummyaudio,
AC_HELP_STRING([--enable-dummyaudio], [support the dummy audio driver [default=yes]]),
, enable_dummyaudio=yes)
if test x$enable_audio = xyes -a x$enable_dummyaudio = xyes; then
AC_DEFINE(SDL_AUDIO_DRIVER_DUMMY)
SOURCES="$SOURCES $srcdir/src/audio/dummy/*.c"
fi
}
552
553
554
555
dnl Set up the Atari Audio driver
CheckAtariAudio()
{
AC_ARG_ENABLE(mintaudio,
556
AC_HELP_STRING([--enable-mintaudio], [support Atari audio driver [default=yes]]),
557
558
559
560
561
562
, enable_mintaudio=yes)
if test x$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
563
AC_DEFINE(SDL_AUDIO_DRIVER_MINT)
564
SOURCES="$SOURCES $srcdir/src/audio/mint/*.c"
565
SOURCES="$SOURCES $srcdir/src/audio/mint/*.S"
566
have_audio=yes
567
568
569
570
fi
fi
}
571
dnl See if we can use x86 assembly blitters
572
# NASM is available from: http://nasm.sourceforge.net
573
574
575
CheckNASM()
{
dnl Make sure we are running on an x86 platform
576
case $host in
577
578
579
580
581
582
583
584
585
i?86*)
;;
*)
# Nope, bail early.
return
;;
esac
dnl Check for NASM (for assembly blit routines)
AC_ARG_ENABLE(nasm,
586
AC_HELP_STRING([--enable-nasm], [use nasm assembly blitters on x86 [default=yes]]),
587
, enable_nasm=yes)
588
if test x$enable_video = xyes -a x$enable_assembly = xyes -a x$enable_nasm = xyes; then
589
AC_PATH_PROG(NASM, nasm)
590
591
592
if test x$NASM != x -a x$NASM != x'"$NASM"'; then
AC_DEFINE(SDL_HERMES_BLITTERS)
SOURCES="$SOURCES $srcdir/src/hermes/*.asm"
593
594
595
596
597
598
599
600
601
602
603
604
605
if test x$NASMFLAGS = x; then
case $ARCH in
win32)
NASMFLAGS="-f win32"
;;
openbsd)
NASMFLAGS="-f aoutb"
;;
*)
NASMFLAGS="-f elf"
;;
esac
fi
606
AC_SUBST(NASM)
607
AC_SUBST(NASMFLAGS)
608
609
case "$host" in
610
# this line is needed for QNX, because it's not defined the __ELF__
611
*-*-qnx*)
612
EXTRA_CFLAGS="$EXTRA_CFLAGS -D__ELF__";;
613
*-*-solaris*)
614
EXTRA_CFLAGS="$EXTRA_CFLAGS -D__ELF__";;
615
esac
616
617
618
619
620
621
622
623
624
625
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)
626
if test x$enable_video = xyes -a x$enable_assembly = xyes -a x$enable_altivec = xyes; then
627
628
629
630
631
632
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634
635
636
637
638
639
640
641
642
643
644
645
646
647
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662
663
664
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666
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668
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670
671
672
673
674
675
676
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678
679
680
681
682
683
684
685
686
have_altivec_h_hdr=no
AC_CHECK_HEADER(altivec.h, have_altivec_h_hdr=yes)
save_CFLAGS="$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="$save_CFLAGS"
687
688
689
690
691
692
if test x$have_gcc_altivec = xyes; then
AC_DEFINE(SDL_ALTIVEC_BLITTERS)
if test x$have_altivec_h_hdr = xyes; then
AC_DEFINE(HAVE_ALTIVEC_H)
fi
693
EXTRA_CFLAGS="$EXTRA_CFLAGS $altivec_CFLAGS"
694
695
696
697
fi
fi
}
698
699
700
701
dnl Do the iPod thing
CheckIPod()
{
AC_ARG_ENABLE(ipod,
702
703
AC_HELP_STRING([--enable-ipod], [configure SDL to work with iPodLinux [default=yes on arm-elf]]),
, enable_ipod=yes)
704
705
if test x$enable_ipod = xyes; then
706
EXTRA_CFLAGS="$EXTRA_CFLAGS -DIPOD"
707
708
AC_DEFINE(SDL_VIDEO_DRIVER_IPOD)
SOURCES="$SOURCES $srcdir/src/video/ipod/*.c"
709
fi
710
}
711
712
713
714
dnl Find the nanox include and library directories
CheckNANOX()
{
715
AC_ARG_ENABLE(video-nanox,
716
AC_HELP_STRING([--enable-video-nanox], [use nanox video driver [default=no]]),
717
718
719
, enable_video_nanox=no)
if test x$enable_video = xyes -a x$enable_video_nanox = xyes; then
720
721
722
AC_ARG_ENABLE(nanox-debug,
AC_HELP_STRING([--enable-nanox-debug], [print debug messages [default=no]]),
, enable_nanox_debug=no)
723
if test x$enable_nanox_debug = xyes; then
724
EXTRA_CFLAGS="$EXTRA_CFLAGS -DENABLE_NANOX_DEBUG"
725
726
fi
727
728
729
AC_ARG_ENABLE(nanox-share-memory,
AC_HELP_STRING([--enable-nanox-share-memory], [use share memory [default=no]]),
, enable_nanox_share_memory=no)
730
if test x$enable_nanox_share_memory = xyes; then
731
EXTRA_CFLAGS="$EXTRA_CFLAGS -DNANOX_SHARE_MEMORY"
732
733
fi
734
735
736
AC_ARG_ENABLE(nanox_direct_fb,
AC_HELP_STRING([--enable-nanox-direct-fb], [use direct framebuffer access [default=no]]),
, enable_nanox_direct_fb=no)
737
if test x$enable_nanox_direct_fb = xyes; then
738
EXTRA_CFLAGS="$EXTRA_CFLAGS -DENABLE_NANOX_DIRECT_FB"
739
fi
740
741
742
AC_DEFINE(SDL_VIDEO_DRIVER_NANOX)
SOURCES="$SOURCES $srcdir/src/video/nanox/*.c"
743
EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lnano-X"
744
have_video=yes
745
fi
746
747
}
748
749
750
751
dnl Find the X11 include and library directories
CheckX11()
{
AC_ARG_ENABLE(video-x11,
752
AC_HELP_STRING([--enable-video-x11], [use X11 video driver [default=yes]]),
753
754
755
756
757
, 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$have_x = xyes; then
758
AC_ARG_ENABLE(x11-shared,
759
AC_HELP_STRING([--enable-x11-shared], [dynamically load X11 support [default=yes]]),
760
761
, enable_x11_shared=yes)
762
case "$host" in
763
*-*-darwin*)
764
765
766
x11_lib='/usr/X11R6/lib/libX11.6.dylib'
x11ext_lib='/usr/X11R6/lib/libXext.6.dylib'
;;
767
768
769
770
771
*-*-osf*)
x11_lib='libX11.so'
x11ext_lib='libXext.so'
;;
*-*-irix*) # IRIX 6.5 requires that we use /usr/lib32
772
773
774
x11_lib='libX11.so'
x11ext_lib='libXext.so'
;;
775
*)
776
777
778
779
780
781
782
783
784
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'`]
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'`]
fi
done
785
786
;;
esac
787
788
789
790
791
X_CFLAGS="$X_CFLAGS -DXTHREADS"
if test x$ac_cv_func_shmat != xyes; then
X_CFLAGS="$X_CFLAGS -DNO_SHARED_MEMORY"
fi
792
793
794
AC_DEFINE(SDL_VIDEO_DRIVER_X11)
SOURCES="$SOURCES $srcdir/src/video/x11/*.c"
795
EXTRA_CFLAGS="$EXTRA_CFLAGS $X_CFLAGS"
796
if test x$have_loadso != xyes && \
797
test x$enable_x11_shared = xyes; then
798
AC_MSG_WARN([You must have SDL_LoadObject() support for dynamic X11 loading])
799
fi
800
if test x$have_loadso = xyes && \
801
test x$enable_x11_shared = xyes && test x$x11_lib != x && test x$x11ext_lib != x; then
802
803
echo "-- dynamic libX11 -> $x11_lib"
echo "-- dynamic libX11ext -> $x11ext_lib"
804
805
AC_DEFINE_UNQUOTED(SDL_VIDEO_DRIVER_X11_DYNAMIC, "$x11_lib")
AC_DEFINE_UNQUOTED(SDL_VIDEO_DRIVER_X11_DYNAMIC_XEXT, "$x11ext_lib")
806
else
807
EXTRA_LDFLAGS="$EXTRA_LDFLAGS $X_LIBS -lX11 -lXext"
808
fi
809
have_video=yes
810
811
AC_ARG_ENABLE(dga,
812
AC_HELP_STRING([--enable-dga], [allow use of X11 DGA code [default=yes]]),
813
, enable_dga=yes)
814
if test x$enable_dga = xyes; then
815
SOURCES="$SOURCES $srcdir/src/video/Xext/Xxf86dga/*.c"
816
817
fi
AC_ARG_ENABLE(video-dga,
818
AC_HELP_STRING([--enable-video-dga], [use DGA 2.0 video driver [default=yes]]),
819
820
, enable_video_dga=yes)
if test x$enable_dga = xyes -a x$enable_video_dga = xyes; then
821
822
AC_DEFINE(SDL_VIDEO_DRIVER_DGA)
SOURCES="$SOURCES $srcdir/src/video/dga/*.c"
823
fi
824
AC_ARG_ENABLE(video-x11-dgamouse,
825
AC_HELP_STRING([--enable-video-x11-dgamouse], [use X11 DGA for mouse events [default=yes]]),
826
, enable_video_x11_dgamouse=yes)
827
if test x$enable_dga = xyes -a x$enable_video_x11_dgamouse = xyes; then
828
AC_DEFINE(SDL_VIDEO_DRIVER_X11_DGAMOUSE)
829
830
fi
AC_ARG_ENABLE(video-x11-vm,
831
AC_HELP_STRING([--enable-video-x11-vm], [use X11 VM extension for fullscreen [default=yes]]),
832
833
, enable_video_x11_vm=yes)
if test x$enable_video_x11_vm = xyes; then
834
835
AC_DEFINE(SDL_VIDEO_DRIVER_X11_VIDMODE)
SOURCES="$SOURCES $srcdir/src/video/Xext/Xxf86vm/*.c"
836
837
fi
AC_ARG_ENABLE(video-x11-xv,
838
AC_HELP_STRING([--enable-video-x11-xv], [use X11 XvImage extension for video [default=yes]]),
839
840
, enable_video_x11_xv=yes)
if test x$enable_video_x11_xv = xyes; then
841
842
AC_DEFINE(SDL_VIDEO_DRIVER_X11_XV)
SOURCES="$SOURCES $srcdir/src/video/Xext/Xv/*.c"
843
fi
844
AC_ARG_ENABLE(video-x11-xinerama,
845
AC_HELP_STRING([--enable-video-x11-xinerama], [enable X11 Xinerama support [default=yes]]),
846
847
, enable_video_x11_xinerama=yes)
if test x$enable_video_x11_xinerama = xyes; then
848
849
AC_DEFINE(SDL_VIDEO_DRIVER_X11_XINERAMA)
SOURCES="$SOURCES $srcdir/src/video/Xext/Xinerama/*.c"
850
fi
851
AC_ARG_ENABLE(video-x11-xme,
852
AC_HELP_STRING([--enable-video-x11-xme], [enable Xi Graphics XME for fullscreen [default=yes]]),
853
854
, enable_video_x11_xme=yes)
if test x$enable_video_x11_xme = xyes; then
855
856
AC_DEFINE(SDL_VIDEO_DRIVER_X11_XME)
SOURCES="$SOURCES $srcdir/src/video/Xext/XME/*.c"
857
fi
858
859
860
fi
fi
}
861
862
dnl Check for QNX photon video driver
863
864
865
CheckPHOTON()
{
AC_ARG_ENABLE(video-photon,
866
AC_HELP_STRING([--enable-video-photon], [use QNX Photon video driver [default=yes]]),
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
, enable_video_photon=yes)
if test x$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$video_photon = xyes; then
883
884
AC_DEFINE(SDL_VIDEO_DRIVER_PHOTON)
SOURCES="$SOURCES $srcdir/src/video/photon/*.c"
885
EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lph"
886
887
have_video=yes
888
CheckOpenGLQNX
889
890
891
892
fi
fi
}
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
946
947
948
949
950
951
952
953
954
955
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 $srcdir/src/video/quartz/*.m"
have_video=yes
fi
fi
}
956
957
958
959
dnl Find the framebuffer console includes
CheckFBCON()
{
AC_ARG_ENABLE(video-fbcon,
960
AC_HELP_STRING([--enable-video-fbcon], [use framebuffer console video driver [default=yes]]),
961
962
963
964
965
966
967
968
969
970
971
972
973
974
, enable_video_fbcon=yes)
if test x$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$video_fbcon = xyes; then
975
976
977
AC_DEFINE(SDL_VIDEO_DRIVER_FBCON)
SOURCES="$SOURCES $srcdir/src/video/fbcon/*.c"
have_video=yes
978
979
980
981
fi
fi
}
982
983
984
985
dnl Find DirectFB
CheckDirectFB()
{
AC_ARG_ENABLE(video-directfb,
986
AC_HELP_STRING([--enable-video-directfb], [use DirectFB video driver [default=no]]),
987
, enable_video_directfb=no)
988
989
990
991
992
993
994
995
996
if test x$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)
997
998
if ! $PKG_CONFIG --atleast-pkgconfig-version 0.7 ; then
AC_MSG_ERROR([*** pkg-config too old; version 0.7 or better required.])
999
1000
fi