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configure.in
2552 lines (2409 loc) · 87.9 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
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SDL_MINOR_VERSION=3
SDL_MICRO_VERSION=0
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SDL_INTERFACE_AGE=0
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SDL_BINARY_AGE=0
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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$ac_cv_c_bigendian = xyes; then
AC_DEFINE(SDL_BYTEORDER, 4321)
else
AC_DEFINE(SDL_BYTEORDER, 1234)
fi
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dnl Set up the compiler and linker flags
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INCLUDE="-I$srcdir/include"
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if test x$srcdir != x.; then
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# 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
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INCLUDE="-Iinclude $INCLUDE"
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fi
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case "$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 $CPPFLAGS"
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EXTRA_CFLAGS="$INCLUDE $BASE_CFLAGS"
BUILD_LDFLAGS="$LDFLAGS"
EXTRA_LDFLAGS="$BASE_LDFLAGS"
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# 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$path/lib"
# fi
#done
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SDL_CFLAGS="$BASE_CFLAGS"
SDL_LIBS="-lSDL $BASE_LDFLAGS"
CPPFLAGS="$CPPFLAGS $EXTRA_CFLAGS"
CFLAGS="$CFLAGS $EXTRA_CFLAGS"
LDFLAGS="$LDFLAGS $EXTRA_LDFLAGS"
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dnl Check for tools
AC_LIBTOOL_WIN32_DLL
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AC_PROG_LIBTOOL
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AC_PROG_CC
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AC_PROG_CXX
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AC_PROG_INSTALL
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AC_PROG_MAKE_SET
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dnl Check for compiler characteristics
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AC_C_CONST
AC_C_INLINE
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AC_C_VOLATILE
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dnl See whether we are allowed to use the system C library
AC_ARG_ENABLE(libc,
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AC_HELP_STRING([--enable-libc], [Use the system C library [[default=yes]]]),
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, enable_libc=yes)
if test x$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$ac_cv_func_strtod = xyes; then
AC_DEFINE(HAVE_STRTOD)
fi
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AC_CHECK_FUNCS(malloc calloc realloc free getenv putenv unsetenv qsort abs bcopy memset memcpy memmove strlen strlcpy strlcat strdup _strrev _strupr _strlwr strchr strrchr strstr itoa _ltoa _uitoa _ultoa strtol strtoul _i64toa _ui64toa strtoll strtoull atoi atof strcmp strncmp _stricmp strcasecmp _strnicmp strncasecmp sscanf snprintf vsnprintf iconv sigaction setjmp nanosleep)
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AC_CHECK_LIB(iconv, libiconv_open, [EXTRA_LDFLAGS="$EXTRA_LDFLAGS -liconv"])
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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$enable_file != xyes; then
AC_DEFINE(SDL_FILE_DISABLED)
fi
AC_ARG_ENABLE(loadso,
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AC_HELP_STRING([--enable-loadso], [Enable the shared object loading subsystem [[default=yes]]]),
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, enable_loadso=yes)
if test x$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$enable_cpuinfo != xyes; then
AC_DEFINE(SDL_CPUINFO_DISABLED)
fi
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AC_ARG_ENABLE(assembly,
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AC_HELP_STRING([--enable-assembly], [Enable assembly routines [[default=yes]]]),
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, enable_assembly=yes)
if test x$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]]]),
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, 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.*/'`
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alsa_lib=`ls -- $alsa_lib_spec | sed 's/.*\/\(.*\)/\1/; q'`
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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$enable_nas = xyes; then
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AC_CHECK_HEADER(audio/audiolib.h, have_nas_hdr=yes)
AC_CHECK_LIB(audio, AuOpenServer, have_nas_lib=yes)
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AC_MSG_CHECKING(for NAS audio support)
have_nas=no
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if test x$have_nas_hdr = xyes -a x$have_nas_lib = xyes; then
have_nas=yes
NAS_LIBS="-laudio"
elif test -r /usr/X11R6/include/audio/audiolib.h; then
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have_nas=yes
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NAS_CFLAGS="-I/usr/X11R6/include/"
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NAS_LIBS="-L/usr/X11R6/lib -laudio -lXt"
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532
533
dnl On IRIX, the NAS includes are in a different directory,
dnl and libnas must be explicitly linked in
elif test -r /usr/freeware/include/nas/audiolib.h; then
have_nas=yes
534
NAS_LIBS="-lnas -lXt"
535
fi
536
537
AC_MSG_RESULT($have_nas)
538
539
if test x$have_nas = xyes; then
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
AC_ARG_ENABLE(nas-shared,
AC_HELP_STRING([--enable-nas-shared], [dynamically load NAS audio support [[default=yes]]]),
, enable_nas_shared=yes)
if test "x`echo $NAS_LIBS | grep -- -L`" = "x"; then
if test "x`ls /lib/libaudio.so.* 2> /dev/null`" != "x"; then
NAS_LIBS="-L/lib $NAS_LIBS"
elif test "x`ls /usr/lib/libaudio.so.* 2> /dev/null`" != "x"; then
NAS_LIBS="-L/usr/lib $NAS_LIBS"
elif test "x`ls /usr/local/lib/libaudio.so.* 2> /dev/null`" != "x"; then
NAS_LIBS="-L/usr/local/lib $NAS_LIBS"
fi
fi
nas_lib_spec=`echo $NAS_LIBS | sed 's/.*-L\([[^ ]]*\).*/\1\/libaudio.so.*/'`
nas_lib=`ls -- $nas_lib_spec | sed 's/.*\/\(.*\)/\1/; q'`
echo "-- $nas_lib_spec -> $nas_lib"
if test x$have_loadso != xyes && \
test x$enable_nas_shared = xyes; then
AC_MSG_WARN([You must have SDL_LoadObject() support for dynamic NAS loading])
fi
if test x$have_loadso = xyes && \
test x$enable_nas_shared = xyes && test x$alsa_lib != x; then
AC_DEFINE_UNQUOTED(SDL_AUDIO_DRIVER_NAS_DYNAMIC, "$nas_lib")
else
EXTRA_LDFLAGS="$EXTRA_LDFLAGS $NAS_LIBS"
fi
567
568
AC_DEFINE(SDL_AUDIO_DRIVER_NAS)
SOURCES="$SOURCES $srcdir/src/audio/nas/*.c"
569
EXTRA_CFLAGS="$EXTRA_CFLAGS $NAS_CFLAGS"
570
571
have_audio=yes
fi
572
573
574
fi
}
575
576
577
578
dnl rcg07142001 See if the user wants the disk writer audio driver...
CheckDiskAudio()
{
AC_ARG_ENABLE(diskaudio,
579
AC_HELP_STRING([--enable-diskaudio], [support the disk writer audio driver [[default=yes]]]),
580
, enable_diskaudio=yes)
581
if test x$enable_audio = xyes -a x$enable_diskaudio = xyes; then
582
583
AC_DEFINE(SDL_AUDIO_DRIVER_DISK)
SOURCES="$SOURCES $srcdir/src/audio/disk/*.c"
584
585
586
fi
}
587
588
589
590
dnl rcg03142006 See if the user wants the dummy audio driver...
CheckDummyAudio()
{
AC_ARG_ENABLE(dummyaudio,
591
AC_HELP_STRING([--enable-dummyaudio], [support the dummy audio driver [[default=yes]]]),
592
593
594
595
596
597
598
, enable_dummyaudio=yes)
if test x$enable_audio = xyes -a x$enable_dummyaudio = xyes; then
AC_DEFINE(SDL_AUDIO_DRIVER_DUMMY)
SOURCES="$SOURCES $srcdir/src/audio/dummy/*.c"
fi
}
599
600
601
602
dnl Set up the Atari Audio driver
CheckAtariAudio()
{
AC_ARG_ENABLE(mintaudio,
603
AC_HELP_STRING([--enable-mintaudio], [support Atari audio driver [[default=yes]]]),
604
605
606
607
608
609
, enable_mintaudio=yes)
if test x$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
610
AC_DEFINE(SDL_AUDIO_DRIVER_MINT)
611
SOURCES="$SOURCES $srcdir/src/audio/mint/*.c"
612
SOURCES="$SOURCES $srcdir/src/audio/mint/*.S"
613
have_audio=yes
614
615
616
617
fi
fi
}
618
dnl See if we can use x86 assembly blitters
619
# NASM is available from: http://nasm.sourceforge.net
620
621
622
CheckNASM()
{
dnl Make sure we are running on an x86 platform
623
case $host in
624
625
626
627
628
629
630
631
632
i?86*)
;;
*)
# Nope, bail early.
return
;;
esac
dnl Check for NASM (for assembly blit routines)
AC_ARG_ENABLE(nasm,
633
AC_HELP_STRING([--enable-nasm], [use nasm assembly blitters on x86 [[default=yes]]]),
634
, enable_nasm=yes)
635
if test x$enable_video = xyes -a x$enable_assembly = xyes -a x$enable_nasm = xyes; then
636
637
638
639
640
AC_PATH_PROG(NASM, yasm)
if test "x$NASM" = x -o "x$NASM" = x'"$NASM"'; then
AC_PATH_PROG(NASM, nasm)
fi
if test "x$NASM" != x -a "x$NASM" != x'"$NASM"'; then
641
642
AC_DEFINE(SDL_HERMES_BLITTERS)
SOURCES="$SOURCES $srcdir/src/hermes/*.asm"
643
if test x"$NASMFLAGS" = x; then
644
645
646
647
648
649
650
case $ARCH in
win32)
NASMFLAGS="-f win32"
;;
openbsd)
NASMFLAGS="-f aoutb"
;;
651
652
653
macosx)
NASMFLAGS="-f macho"
;;
654
655
656
657
658
*)
NASMFLAGS="-f elf"
;;
esac
fi
659
660
661
NASMFLAGS="$NASMFLAGS -i $srcdir/src/hermes/"
dnl See if hidden visibility is supported
662
663
echo "GLOBAL _bar:function hidden" > nasm_vis.asm
echo "_bar:" >>nasm_vis.asm
664
if $NASM $NASMFLAGS nasm_vis.asm -o nasm_vis.o >&AS_MESSAGE_LOG_FD 2>&1; then
665
666
667
668
NASMFLAGS="$NASMFLAGS -DHIDDEN_VISIBILITY"
fi
rm -f nasm_vis.asm nasm_vis.o
669
AC_SUBST(NASM)
670
AC_SUBST(NASMFLAGS)
671
672
case "$host" in
673
# this line is needed for QNX, because it's not defined the __ELF__
674
*-*-qnx*)
675
EXTRA_CFLAGS="$EXTRA_CFLAGS -D__ELF__";;
676
*-*-solaris*)
677
EXTRA_CFLAGS="$EXTRA_CFLAGS -D__ELF__";;
678
esac
679
680
681
682
683
684
685
686
fi
fi
}
dnl Check for altivec instruction support using gas syntax
CheckAltivec()
{
AC_ARG_ENABLE(altivec,
687
AC_HELP_STRING([--enable-altivec], [use altivec assembly blitters on PPC [[default=yes]]]),
688
, enable_altivec=yes)
689
if test x$enable_video = xyes -a x$enable_assembly = xyes -a x$enable_altivec = xyes; then
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
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="$save_CFLAGS"
750
751
752
753
754
755
if test x$have_gcc_altivec = xyes; then
AC_DEFINE(SDL_ALTIVEC_BLITTERS)
if test x$have_altivec_h_hdr = xyes; then
AC_DEFINE(HAVE_ALTIVEC_H)
fi
756
EXTRA_CFLAGS="$EXTRA_CFLAGS $altivec_CFLAGS"
757
758
759
760
fi
fi
}
761
762
763
764
765
766
767
768
769
770
771
dnl See if GCC's -fvisibility=hidden is supported (gcc4 and later, usually).
dnl Details of this flag are here: http://gcc.gnu.org/wiki/Visibility
CheckVisibilityHidden()
{
AC_MSG_CHECKING(for GCC -fvisibility=hidden option)
have_gcc_fvisibility=no
visibility_CFLAGS="-fvisibility=hidden"
save_CFLAGS="$CFLAGS"
CFLAGS="$save_CFLAGS $visibility_CFLAGS"
AC_TRY_COMPILE([
772
773
774
#if !defined(__GNUC__) || __GNUC__ < 4
#error SDL only uses visibility attributes in GCC 4 or newer
#endif
775
776
777
778
779
780
781
782
],[
],[
have_gcc_fvisibility=yes
])
AC_MSG_RESULT($have_gcc_fvisibility)
CFLAGS="$save_CFLAGS"
if test x$have_gcc_fvisibility = xyes; then
783
EXTRA_CFLAGS="$EXTRA_CFLAGS $visibility_CFLAGS"
784
785
786
787
fi
}
788
789
790
791
dnl Do the iPod thing
CheckIPod()
{
AC_ARG_ENABLE(ipod,
792
793
AC_HELP_STRING([--enable-ipod], [configure SDL to work with iPodLinux [default=yes on arm-elf]]),
, enable_ipod=yes)
794
795
if test x$enable_ipod = xyes; then
796
EXTRA_CFLAGS="$EXTRA_CFLAGS -DIPOD"
797
798
AC_DEFINE(SDL_VIDEO_DRIVER_IPOD)
SOURCES="$SOURCES $srcdir/src/video/ipod/*.c"
799
fi
800
}
801
802
803
804
dnl Find the nanox include and library directories
CheckNANOX()
{
805
AC_ARG_ENABLE(video-nanox,
806
AC_HELP_STRING([--enable-video-nanox], [use nanox video driver [[default=no]]]),
807
808
809
, enable_video_nanox=no)
if test x$enable_video = xyes -a x$enable_video_nanox = xyes; then
810
AC_ARG_ENABLE(nanox-debug,
811
AC_HELP_STRING([--enable-nanox-debug], [print debug messages [[default=no]]]),
812
, enable_nanox_debug=no)
813
if test x$enable_nanox_debug = xyes; then
814
EXTRA_CFLAGS="$EXTRA_CFLAGS -DENABLE_NANOX_DEBUG"
815
816
fi
817
AC_ARG_ENABLE(nanox-share-memory,
818
AC_HELP_STRING([--enable-nanox-share-memory], [use share memory [[default=no]]]),
819
, enable_nanox_share_memory=no)
820
if test x$enable_nanox_share_memory = xyes; then
821
EXTRA_CFLAGS="$EXTRA_CFLAGS -DNANOX_SHARE_MEMORY"
822
823
fi
824
AC_ARG_ENABLE(nanox_direct_fb,
825
AC_HELP_STRING([--enable-nanox-direct-fb], [use direct framebuffer access [[default=no]]]),
826
, enable_nanox_direct_fb=no)
827
if test x$enable_nanox_direct_fb = xyes; then
828
EXTRA_CFLAGS="$EXTRA_CFLAGS -DENABLE_NANOX_DIRECT_FB"
829
fi
830
831
832
AC_DEFINE(SDL_VIDEO_DRIVER_NANOX)
SOURCES="$SOURCES $srcdir/src/video/nanox/*.c"
833
EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lnano-X"
834
have_video=yes
835
fi
836
837
}
838
839
840
841
dnl Find the X11 include and library directories
CheckX11()
{
AC_ARG_ENABLE(video-x11,
842
AC_HELP_STRING([--enable-video-x11], [use X11 video driver [[default=yes]]]),
843
844
, enable_video_x11=yes)
if test x$enable_video = xyes -a x$enable_video_x11 = xyes; then
845
case "$host" in
846
847
*-*-darwin*)
# This isn't necessary for X11, but fixes GLX detection
848
if test "x$x_includes" = xNONE && test "x$x_libraries" = xNONE; then
849
850
851
852
853
x_includes="/usr/X11R6/include"
x_libraries="/usr/X11R6/lib"
fi
;;
esac
854
855
856
AC_PATH_X
AC_PATH_XTRA
if test x$have_x = xyes; then
857
858
859
860
861
# Only allow dynamically loaded X11 if the X11 function pointers
# will not end up in the global namespace, which causes problems
# with other libraries calling X11 functions.
x11_symbols_private=$have_gcc_fvisibility
862
AC_ARG_ENABLE(x11-shared,
863
864
AC_HELP_STRING([--enable-x11-shared], [dynamically load X11 support [[default=maybe]]]),
, enable_x11_shared=maybe)
865
866
case "$host" in
867
*-*-darwin*) # Latest Mac OS X actually ships with Xrandr/Xrender libs...
868
x11_symbols_private=yes
869
870
x11_lib='/usr/X11R6/lib/libX11.6.dylib'
x11ext_lib='/usr/X11R6/lib/libXext.6.dylib'
871
xrender_lib='/usr/X11R6/lib/libXrender.1.dylib'
872
xrandr_lib='/usr/X11R6/lib/libXrandr.2.dylib'
873
;;
874
875
876
877
878
*-*-osf*)
x11_lib='libX11.so'
x11ext_lib='libXext.so'
;;
*-*-irix*) # IRIX 6.5 requires that we use /usr/lib32
879
880
881
x11_lib='libX11.so'
x11ext_lib='libXext.so'
;;
882
*)
883
x11_lib_spec=[`echo $X_LIBS | sed 's/.*-L\([^ ]*\).*/\1/'`]
884
885
for path in $x11_lib_path /usr/lib /usr/X11/lib /usr/X11R6/lib; do
if test "x$x11_lib" = "x"; then
886
x11_lib=[`ls -- $path/libX11.so.[0-9] 2>/dev/null | sort -r | sed 's/.*\/\(.*\)/\1/; q'`]
887
888
889
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
890
891
fi
if test "x$x11ext_lib" = "x"; then
892
x11ext_lib=[`ls -- $path/libXext.so.[0-9] 2>/dev/null | sort -r | sed 's/.*\/\(.*\)/\1/; q'`]
893
894
895
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
896
fi
897
if test "x$xrender_lib" = "x"; then
898
xrender_lib=[`ls -- $path/libXrender.so.[0-9] 2>/dev/null | sort -r | sed 's/.*\/\(.*\)/\1/; q'`]
899
900
901
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
902
903
fi
if test "x$xrandr_lib" = "x"; then
904
xrandr_lib=[`ls -- $path/libXrandr.so.[0-9] 2>/dev/null | sort -r | sed 's/.*\/\(.*\)/\1/; q'`]
905
906
907
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
908
fi
909
done
910
911
;;
esac
912
913
914
915
916
X_CFLAGS="$X_CFLAGS -DXTHREADS"
if test x$ac_cv_func_shmat != xyes; then
X_CFLAGS="$X_CFLAGS -DNO_SHARED_MEMORY"
fi
917
918
CFLAGS="$CFLAGS $X_CFLAGS"
LDFLAGS="$LDFLAGS $X_LIBS"
919
920
921
AC_DEFINE(SDL_VIDEO_DRIVER_X11)
SOURCES="$SOURCES $srcdir/src/video/x11/*.c"
922
EXTRA_CFLAGS="$EXTRA_CFLAGS $X_CFLAGS"
923
924
925
926
if test x$enable_x11_shared = xmaybe; then
enable_x11_shared=$x11_symbols_private
fi
927
if test x$have_loadso != xyes && \
928
test x$enable_x11_shared = xyes; then
929
AC_MSG_WARN([You must have SDL_LoadObject() support for dynamic X11 loading])
930
enable_x11_shared=no
931
fi
932
if test x$x11_symbols_private != xyes && \
933
934
935
936
937
test x$enable_x11_shared = xyes; then
AC_MSG_WARN([You must have gcc4 (-fvisibility=hidden) for dynamic X11 loading])
enable_x11_shared=no
fi
938
if test x$have_loadso = xyes && \
939
test x$enable_x11_shared = xyes && test x$x11_lib != x && test x$x11ext_lib != x; then
940
941
echo "-- dynamic libX11 -> $x11_lib"
echo "-- dynamic libX11ext -> $x11ext_lib"
942
943
AC_DEFINE_UNQUOTED(SDL_VIDEO_DRIVER_X11_DYNAMIC, "$x11_lib")
AC_DEFINE_UNQUOTED(SDL_VIDEO_DRIVER_X11_DYNAMIC_XEXT, "$x11ext_lib")
944
else
945
enable_x11_shared=no
946
EXTRA_LDFLAGS="$EXTRA_LDFLAGS $X_LIBS -lX11 -lXext"
947
fi
948
have_video=yes
949
950
AC_ARG_ENABLE(video-x11-vm,
951
AC_HELP_STRING([--enable-video-x11-vm], [use X11 VM extension for fullscreen [[default=yes]]]),
952
953
, enable_video_x11_vm=yes)
if test x$enable_video_x11_vm = xyes; then
954
955
AC_DEFINE(SDL_VIDEO_DRIVER_X11_VIDMODE)
SOURCES="$SOURCES $srcdir/src/video/Xext/Xxf86vm/*.c"
956
957
fi
AC_ARG_ENABLE(video-x11-xv,
958
AC_HELP_STRING([--enable-video-x11-xv], [use X11 XvImage extension for video [[default=yes]]]),
959
960
, enable_video_x11_xv=yes)
if test x$enable_video_x11_xv = xyes; then
961
962
AC_DEFINE(SDL_VIDEO_DRIVER_X11_XV)
SOURCES="$SOURCES $srcdir/src/video/Xext/Xv/*.c"
963
fi
964
AC_ARG_ENABLE(video-x11-xinerama,
965
AC_HELP_STRING([--enable-video-x11-xinerama], [enable X11 Xinerama support [[default=yes]]]),
966
967
, enable_video_x11_xinerama=yes)
if test x$enable_video_x11_xinerama = xyes; then
968
969
AC_DEFINE(SDL_VIDEO_DRIVER_X11_XINERAMA)
SOURCES="$SOURCES $srcdir/src/video/Xext/Xinerama/*.c"
970
fi
971
AC_ARG_ENABLE(video-x11-xme,
972
AC_HELP_STRING([--enable-video-x11-xme], [enable Xi Graphics XME for fullscreen [[default=yes]]]),
973
974
, enable_video_x11_xme=yes)
if test x$enable_video_x11_xme = xyes; then
975
976
AC_DEFINE(SDL_VIDEO_DRIVER_X11_XME)
SOURCES="$SOURCES $srcdir/src/video/Xext/XME/*.c"
977
fi
978
AC_ARG_ENABLE(video-x11-xrandr,
979
AC_HELP_STRING([--enable-video-x11-xrandr], [enable X11 Xrandr extension for fullscreen [[default=yes]]]),
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
, enable_video_x11_xrandr=yes)
if test x$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