/
configure.in
2461 lines (2332 loc) · 81.4 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 - $SDL_INTERFACE_AGE`
AC_SUBST(LT_RELEASE)
AC_SUBST(LT_CURRENT)
AC_SUBST(LT_REVISION)
AC_SUBST(LT_AGE)
dnl Detect the canonical host and target build environment
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AC_CONFIG_AUX_DIRS($srcdir/build-scripts)
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AC_CANONICAL_SYSTEM
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AC_C_BIGENDIAN
if test x$ac_cv_c_bigendian = xyes; then
AC_DEFINE(SDL_BYTEORDER, 4321)
else
AC_DEFINE(SDL_BYTEORDER, 1234)
fi
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dnl Set up the base CFLAGS and LIBS
case "$target" in
*-*-cygwin*)
# We build SDL on cygwin without the UNIX emulation layer
BASE_CFLAGS="-I/usr/include/mingw -DWIN32 -Uunix -mno-cygwin"
BASE_LIBS="-mno-cygwin"
;;
*)
BASE_CFLAGS="-D_GNU_SOURCE=1"
BASE_LIBS=""
;;
esac
CFLAGS="$CFLAGS $BASE_CFLAGS"
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dnl Check for tools
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#AC_LIBTOOL_DLOPEN
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AC_LIBTOOL_WIN32_DLL
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AC_PROG_LIBTOOL
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AC_PROG_CC
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AC_PROG_CXX
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AC_PROG_INSTALL
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dnl Check for compiler characteristics
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AC_C_CONST
AC_C_INLINE
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AC_C_VOLATILE
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dnl See whether we are allowed to use the system C library
AC_ARG_ENABLE(libc,
AC_HELP_STRING([--enable-libc], [Use the system C library [default=yes]]),
, enable_libc=yes)
if test x$enable_libc = xyes; then
AC_DEFINE(HAVE_LIBC)
dnl Check for C library headers
AC_HEADER_STDC
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 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$ac_cv_type_int64_t = xyes; then
AC_DEFINE(SDL_HAS_64BIT_TYPE)
fi
have_inttypes=yes
fi
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dnl Checks for library functions.
AC_FUNC_ALLOCA
AC_FUNC_MEMCMP
if test x$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$ac_cv_func_strtod = xyes; then
AC_DEFINE(HAVE_STRTOD)
fi
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AC_CHECK_FUNCS(malloc calloc realloc free getenv putenv unsetenv qsort abs bcopy memset memcpy memmove strlen strcpy strncpy strcat strncat strdup _strrev _strupr _strlwr strchr strrchr strstr itoa _ltoa _uitoa _ultoa strtol _i64toa _ui64toa strtoll atoi atof strcmp strncmp stricmp strcasecmp sscanf snprintf vsnprintf sigaction setjmp nanosleep)
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fi
if test x$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$ac_cv_sizeof_long_long = x8; then
AC_DEFINE(int64_t, signed long long)
AC_DEFINE(uint64_t, unsigned long long)
AC_DEFINE(SDL_HAS_64BIT_TYPE)
fi
fi
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AC_DEFINE(size_t, unsigned int)
AC_DEFINE(uintptr_t, unsigned long)
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fi
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# Set up the build preprocessor flags
INCLUDE="-I$srcdir/include"
if test x$srcdir != x.; then
INCLUDE="-Iinclude $INCLUDE"
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fi
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BUILD_CFLAGS="$BASE_CFLAGS \$(INCLUDE)"
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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 $srcdir/src/video/*.c"
# Set up the build libraries needed
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BUILD_LIBS="$BASE_LIBS"
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# Set up the compiler and linker flags for SDL applications
SDL_CFLAGS="$BASE_CFLAGS"
SDL_LIBS="$BASE_LIBS -lSDL"
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dnl Add the math library for the new gamma correction support
case "$target" in
*-*-cygwin* | *-*-mingw32*)
MATHLIB=""
;;
*-*-beos*)
MATHLIB=""
;;
*-*-darwin*)
MATHLIB=""
;;
*)
MATHLIB="-lm"
;;
esac
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BUILD_LIBS="$BUILD_LIBS $MATHLIB"
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dnl Enable/disable various subsystems of the SDL library
AC_ARG_ENABLE(audio,
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AC_HELP_STRING([--enable-audio], [Enable the audio subsystem [default=yes]]),
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, enable_audio=yes)
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if test x$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$enable_cpuinfo != xyes; then
AC_DEFINE(SDL_CPUINFO_DISABLED)
fi
AC_ARG_ENABLE(assembly-blit,
AC_HELP_STRING([--enable-asm-blit], [Enable assembly blitters [default=yes]]),
, enable_asm_blit=yes)
if test x$enable_asm_blit = xyes; then
AC_DEFINE(SDL_ASSEMBLY_BLITTERS)
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fi
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dnl See if the OSS audio interface is supported
CheckOSS()
{
AC_ARG_ENABLE(oss,
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AC_HELP_STRING([--enable-oss], [support the OSS audio API [default=yes]]),
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, enable_oss=yes)
if test x$enable_audio = xyes -a x$enable_oss = xyes; then
AC_MSG_CHECKING(for OSS audio support)
have_oss=no
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if test x$have_oss != xyes; then
AC_TRY_COMPILE([
#include <sys/soundcard.h>
],[
int arg = SNDCTL_DSP_SETFRAGMENT;
],[
have_oss=yes
])
fi
if test x$have_oss != xyes; then
AC_TRY_COMPILE([
#include <soundcard.h>
],[
int arg = SNDCTL_DSP_SETFRAGMENT;
],[
have_oss=yes
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AC_DEFINE(SDL_AUDIO_DRIVER_OSS_SOUNDCARD_H)
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])
fi
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AC_MSG_RESULT($have_oss)
if test x$have_oss = xyes; then
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AC_DEFINE(SDL_AUDIO_DRIVER_OSS)
SOURCES="$SOURCES $srcdir/src/audio/dsp/*.c"
SOURCES="$SOURCES $srcdir/src/audio/dma/*.c"
have_audio=yes
# OpenBSD needs linking with ossaudio emulation library
case "$target" in
*-*-openbsd*)
BUILD_LIBS="$BUILD_LIBS -lossaudio";;
esac
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fi
fi
}
dnl See if the ALSA audio interface is supported
CheckALSA()
{
AC_ARG_ENABLE(alsa,
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AC_HELP_STRING([--enable-alsa], [support the ALSA audio API [default=yes]]),
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, enable_alsa=yes)
if test x$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 $srcdir/src/audio/alsa/*.c"
BUILD_CFLAGS="$BUILD_CFLAGS $ALSA_CFLAGS"
if test x$have_loadso != xyes && \
test x$enable_alsa_shared = xyes; then
AC_MSG_ERROR([You must have SDL_LoadObject() support])
fi
if test x$have_loadso = xyes && \
test x$enable_alsa_shared = xyes && test x$alsa_lib != x; then
AC_DEFINE_UNQUOTED(SDL_AUDIO_DRIVER_ALSA_DYNAMIC, "$alsa_lib")
else
BUILD_LIBS="$BUILD_LIBS $ALSA_LIBS"
fi
have_audio=yes
fi
fi
if test x$have_alsa = xyes; then
AC_ARG_ENABLE(alsa-shared,
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[ --enable-alsa-shared dynamically load ALSA audio support [default=yes]],
, enable_alsa_shared=yes)
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if test "x`echo $ALSA_LIBS | grep -- -L`" = "x"; then
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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
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ALSA_LIBS="-L/usr/lib $ALSA_LIBS"
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elif test "x`ls /usr/local/lib/libasound.so.* 2> /dev/null`" != "x"; then
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ALSA_LIBS="-L/usr/local/lib $ALSA_LIBS"
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fi
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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 -> $alsa_lib"
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if test x$have_loadso != xyes && \
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test x$enable_alsa_shared = xyes; then
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AC_MSG_ERROR([You must have SDL_LoadObject() support])
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fi
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if test x$have_loadso = xyes && \
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test x$enable_alsa_shared = xyes && test x$alsa_lib != x; then
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CFLAGS="$CFLAGS -DALSA_SUPPORT -DALSA_DYNAMIC=\$(alsa_lib) $ALSA_CFLAGS"
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AC_SUBST(alsa_lib)
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use_dlvsym=no
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AC_CHECK_LIB(dl, dlvsym, [use_dlvsym=yes])
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if test x$use_dlvsym = xyes; then
CFLAGS="$CFLAGS -DUSE_DLVSYM"
fi
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else
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CFLAGS="$CFLAGS -DALSA_SUPPORT $ALSA_CFLAGS"
SYSTEM_LIBS="$SYSTEM_LIBS $ALSA_LIBS"
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fi
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SDL_SRCS="$SDL_SRCS `(cd $srcdir && ls audio/alsa/*.c)`"
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fi
}
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dnl Check whether we want to use IRIX 6.5+ native audio or not
CheckDMEDIA()
{
if test x$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 $srcdir/src/audio/dmedia/*.c"
BUILD_LIBS="$BUILD_LIBS -laudio"
have_audio=yes
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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 -> $esd_lib"
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if test x$have_loadso != xyes && \
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test x$enable_esd_shared = xyes; then
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AC_MSG_ERROR([You must have SDL_LoadObject() support])
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fi
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if test x$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, "$esd_lib")
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fi
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AC_DEFINE(SDL_AUDIO_DRIVER_ESD)
SOURCES="$SOURCES $srcdir/src/audio/esd/*.c"
BUILD_CFLAGS="$BUILD_CFLAGS $ESD_CFLAGS"
BUILD_LIBS="$BUILD_LIBS $ESD_LIBS"
have_audio=yes
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fi
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fi
}
CheckARTSC()
{
AC_ARG_ENABLE(arts,
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AC_HELP_STRING([--enable-arts], [support the Analog Real Time Synthesizer [default=yes]]),
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, enable_arts=yes)
if test x$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 -> $arts_lib"
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if test x$have_loadso != xyes && \
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test x$enable_arts_shared = xyes; then
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AC_MSG_ERROR([You must have SDL_LoadObject() support])
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fi
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if test x$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, "$arts_lib")
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fi
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AC_DEFINE(SDL_AUDIO_DRIVER_ARTS)
SOURCES="$SOURCES $srcdir/src/audio/arts/*.c"
BUILD_CFLAGS="$BUILD_CFLAGS $ARTS_CFLAGS"
BUILD_LIBS="$BUILD_LIBS $ARTS_LIBS"
have_audio=yes
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fi
fi
fi
}
dnl See if the NAS audio interface is supported
CheckNAS()
{
AC_ARG_ENABLE(nas,
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AC_HELP_STRING([--enable-nas], [support the NAS audio API [default=yes]]),
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, enable_nas=yes)
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if test x$enable_audio = xyes -a x$enable_nas = xyes; then
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AC_MSG_CHECKING(for NAS audio support)
have_nas=no
if test -r /usr/X11R6/include/audio/audiolib.h; then
have_nas=yes
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NAS_CFLAGS="-I/usr/X11R6/include/"
NAS_LIBS="-laudio -lXt"
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dnl On IRIX, the NAS includes are in a different directory,
dnl and libnas must be explicitly linked in
elif test -r /usr/freeware/include/nas/audiolib.h; then
have_nas=yes
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NAS_LIBS="-lnas -lXt"
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fi
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AC_MSG_RESULT($have_nas)
526
527
528
529
530
531
532
if test x$have_nas = xyes; then
AC_DEFINE(SDL_AUDIO_DRIVER_NAS)
SOURCES="$SOURCES $srcdir/src/audio/nas/*.c"
BUILD_CFLAGS="$BUILD_CFLAGS $NAS_CFLAGS"
BUILD_LIBS="$BUILD_LIBS $NAS_LIBS"
have_audio=yes
fi
533
534
535
fi
}
536
537
538
539
dnl rcg07142001 See if the user wants the disk writer audio driver...
CheckDiskAudio()
{
AC_ARG_ENABLE(diskaudio,
540
AC_HELP_STRING([--enable-diskaudio], [support the disk writer audio driver [default=yes]]),
541
, enable_diskaudio=yes)
542
if test x$enable_audio = xyes -a x$enable_diskaudio = xyes; then
543
544
AC_DEFINE(SDL_AUDIO_DRIVER_DISK)
SOURCES="$SOURCES $srcdir/src/audio/disk/*.c"
545
546
547
fi
}
548
549
550
551
dnl Set up the Atari Audio driver
CheckAtariAudio()
{
AC_ARG_ENABLE(mintaudio,
552
AC_HELP_STRING([--enable-mintaudio], [support Atari audio driver [default=yes]]),
553
554
555
556
557
558
, enable_mintaudio=yes)
if test x$enable_audio = xyes -a x$enable_mintaudio = xyes; then
mintaudio=no
AC_CHECK_HEADER(mint/falcon.h, have_mint_falcon_hdr=yes)
if test x$have_mint_falcon_hdr = xyes; then
mintaudio=yes
559
AC_DEFINE(SDL_AUDIO_DRIVER_MINT)
560
SOURCES="$SOURCES $srcdir/src/audio/mint/*.c"
561
have_audio=yes
562
563
564
565
fi
fi
}
566
dnl See if we can use x86 assembly blitters
567
# NASM is available from: http://nasm.sourceforge.net
568
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570
571
572
573
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576
577
578
579
580
CheckNASM()
{
dnl Make sure we are running on an x86 platform
case $target in
i?86*)
;;
*)
# Nope, bail early.
return
;;
esac
dnl Check for NASM (for assembly blit routines)
AC_ARG_ENABLE(nasm,
581
AC_HELP_STRING([--enable-nasm], [use nasm assembly blitters on x86 [default=yes]]),
582
, enable_nasm=yes)
583
if test x$enable_video = xyes -a x$enable_asm_blit = xyes -a x$enable_nasm = xyes; then
584
AC_PATH_PROG(NASM, nasm)
585
586
587
if test x$NASM != x -a x$NASM != x'"$NASM"'; then
AC_DEFINE(SDL_HERMES_BLITTERS)
SOURCES="$SOURCES $srcdir/src/hermes/*.asm"
588
589
590
591
case $ARCH in
win32)
NASMFLAGS="-f win32"
;;
592
593
594
openbsd)
NASMFLAGS="-f aoutb"
;;
595
*)
596
NASMFLAGS="-f elf"
597
598
;;
esac
599
AC_SUBST(NASM)
600
AC_SUBST(NASMFLAGS)
601
602
603
case "$target" in
# this line is needed for QNX, because it's not defined the __ELF__
604
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606
607
*-*-qnx*)
BUILD_CFLAGS="$BUILD_CFLAGS -D__ELF__";;
*-*-solaris*)
BUILD_CFLAGS="$BUILD_CFLAGS -D__ELF__";;
608
esac
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662
663
664
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666
667
668
669
670
671
672
673
674
675
676
677
678
679
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_asm_blit = 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="$save_CFLAGS"
680
681
682
683
684
685
686
if test x$have_gcc_altivec = xyes; then
AC_DEFINE(SDL_ALTIVEC_BLITTERS)
if test x$have_altivec_h_hdr = xyes; then
AC_DEFINE(HAVE_ALTIVEC_H)
fi
BUILD_CFLAGS="$BUILD_CFLAGS $altivec_CFLAGS"
687
688
689
690
fi
fi
}
691
692
693
694
dnl Do the iPod thing
CheckIPod()
{
AC_ARG_ENABLE(ipod,
695
696
AC_HELP_STRING([--enable-ipod], [configure SDL to work with iPodLinux [default=yes on arm-elf]]),
, enable_ipod=yes)
697
698
if test x$enable_ipod = xyes; then
699
700
701
BUILD_CFLAGS="$BUILD_CFLAGS -DIPOD"
AC_DEFINE(SDL_VIDEO_DRIVER_IPOD)
SOURCES="$SOURCES $srcdir/src/video/ipod/*.c"
702
fi
703
}
704
705
706
707
dnl Find the nanox include and library directories
CheckNANOX()
{
708
AC_ARG_ENABLE(video-nanox,
709
AC_HELP_STRING([--enable-video-nanox], [use nanox video driver [default=no]]),
710
711
712
, enable_video_nanox=no)
if test x$enable_video = xyes -a x$enable_video_nanox = xyes; then
713
714
715
AC_ARG_ENABLE(nanox-debug,
AC_HELP_STRING([--enable-nanox-debug], [print debug messages [default=no]]),
, enable_nanox_debug=no)
716
if test x$enable_nanox_debug = xyes; then
717
BUILD_CFLAGS="$BUILD_CFLAGS -DENABLE_NANOX_DEBUG"
718
719
fi
720
721
722
AC_ARG_ENABLE(nanox-share-memory,
AC_HELP_STRING([--enable-nanox-share-memory], [use share memory [default=no]]),
, enable_nanox_share_memory=no)
723
if test x$enable_nanox_share_memory = xyes; then
724
BUILD_CFLAGS="$BUILD_CFLAGS -DNANOX_SHARE_MEMORY"
725
726
fi
727
728
729
AC_ARG_ENABLE(nanox_direct_fb,
AC_HELP_STRING([--enable-nanox-direct-fb], [use direct framebuffer access [default=no]]),
, enable_nanox_direct_fb=no)
730
if test x$enable_nanox_direct_fb = xyes; then
731
BUILD_CFLAGS="$BUILD_CFLAGS -DENABLE_NANOX_DIRECT_FB"
732
fi
733
734
735
736
737
AC_DEFINE(SDL_VIDEO_DRIVER_NANOX)
SOURCES="$SOURCES $srcdir/src/video/nanox/*.c"
BUILD_LIBS="$BUILD_LIBS -lnano-X"
have_video=yes
738
fi
739
740
}
741
742
743
744
dnl Find the X11 include and library directories
CheckX11()
{
AC_ARG_ENABLE(video-x11,
745
AC_HELP_STRING([--enable-video-x11], [use X11 video driver [default=yes]]),
746
747
748
749
750
, 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$have_x = xyes; then
751
AC_ARG_ENABLE(x11-shared,
752
AC_HELP_STRING([--enable-x11-shared], [dynamically load X11 support [default=yes]]),
753
754
, enable_x11_shared=yes)
755
756
757
758
759
case "$target" in
*-*-darwin* )
x11_lib='/usr/X11R6/lib/libX11.6.dylib'
x11ext_lib='/usr/X11R6/lib/libXext.6.dylib'
;;
760
761
762
763
*-*-osf* )
x11_lib='libX11.so'
x11ext_lib='libXext.so'
;;
764
*)
765
766
767
768
x11_lib_spec=`echo $X_LIBS | sed 's/.*-L\([[^ ]]*\).*/\1\/libX11.so.*/'`
x11_lib=`ls $x11_lib_spec | sed 's/.*\/\(.*\)/\1/; q'`
x11ext_lib_spec=`echo $X_LIBS | sed 's/.*-L\([[^ ]]*\).*/\1\/libXext.so.*/'`
x11ext_lib=`ls $x11ext_lib_spec | sed 's/.*\/\(.*\)/\1/; q'`
769
770
;;
esac
771
772
773
774
775
X_CFLAGS="$X_CFLAGS -DXTHREADS"
if test x$ac_cv_func_shmat != xyes; then
X_CFLAGS="$X_CFLAGS -DNO_SHARED_MEMORY"
fi
776
if test x$have_loadso != xyes && \
777
test x$enable_x11_shared = xyes; then
778
AC_MSG_ERROR([You must have SDL_LoadObject() support])
779
780
fi
781
if test x$have_loadso = xyes && \
782
test x$enable_x11_shared = xyes && test x$x11_lib != x && test x$x11ext_lib != x; then
783
784
echo "-- dynamic libX11 -> $x11_lib"
echo "-- dynamic libX11ext -> $x11ext_lib"
785
786
AC_DEFINE_UNQUOTED(SDL_VIDEO_DRIVER_X11_DYNAMIC, "$x11_lib")
AC_DEFINE_UNQUOTED(SDL_VIDEO_DRIVER_X11_DYNAMIC_XEXT, "$x11ext_lib")
787
else
788
X_LIBS="$X_LIBS -lX11 -lXext"
789
790
fi
791
792
793
794
795
AC_DEFINE(SDL_VIDEO_DRIVER_X11)
SOURCES="$SOURCES $srcdir/src/video/x11/*.c"
BUILD_CFLAGS="$BUILD_CFLAGS $X_CFLAGS"
BUILD_LIBS="$BUILD_LIBS $X_LIBS"
have_video=yes
796
797
AC_ARG_ENABLE(dga,
798
AC_HELP_STRING([--enable-dga], [allow use of X11 DGA code [default=yes]]),
799
, enable_dga=yes)
800
if test x$enable_dga = xyes; then
801
SOURCES="$SOURCES $srcdir/src/video/Xext/Xxf86dga/*.c"
802
803
fi
AC_ARG_ENABLE(video-dga,
804
AC_HELP_STRING([--enable-video-dga], [use DGA 2.0 video driver [default=yes]]),
805
806
, enable_video_dga=yes)
if test x$enable_dga = xyes -a x$enable_video_dga = xyes; then
807
808
AC_DEFINE(SDL_VIDEO_DRIVER_DGA)
SOURCES="$SOURCES $srcdir/src/video/dga/*.c"
809
fi
810
AC_ARG_ENABLE(video-x11-dgamouse,
811
AC_HELP_STRING([--enable-video-x11-dgamouse], [use X11 DGA for mouse events [default=yes]]),
812
, enable_video_x11_dgamouse=yes)
813
if test x$enable_dga = xyes -a x$enable_video_x11_dgamouse = xyes; then
814
AC_DEFINE(SDL_VIDEO_DRIVER_X11_DGAMOUSE)
815
816
fi
AC_ARG_ENABLE(video-x11-vm,
817
AC_HELP_STRING([--enable-video-x11-vm], [use X11 VM extension for fullscreen [default=yes]]),
818
819
, enable_video_x11_vm=yes)
if test x$enable_video_x11_vm = xyes; then
820
821
AC_DEFINE(SDL_VIDEO_DRIVER_X11_VIDMODE)
SOURCES="$SOURCES $srcdir/src/video/Xext/Xxf86vm/*.c"
822
823
fi
AC_ARG_ENABLE(video-x11-xv,
824
AC_HELP_STRING([--enable-video-x11-xv], [use X11 XvImage extension for video [default=yes]]),
825
826
, enable_video_x11_xv=yes)
if test x$enable_video_x11_xv = xyes; then
827
828
AC_DEFINE(SDL_VIDEO_DRIVER_X11_XV)
SOURCES="$SOURCES $srcdir/src/video/Xext/Xv/*.c"
829
fi
830
AC_ARG_ENABLE(video-x11-xinerama,
831
AC_HELP_STRING([--enable-video-x11-xinerama], [enable X11 Xinerama support [default=yes]]),
832
833
, enable_video_x11_xinerama=yes)
if test x$enable_video_x11_xinerama = xyes; then
834
835
AC_DEFINE(SDL_VIDEO_DRIVER_X11_XINERAMA)
SOURCES="$SOURCES $srcdir/src/video/Xext/Xinerama/*.c"
836
fi
837
AC_ARG_ENABLE(video-x11-xme,
838
AC_HELP_STRING([--enable-video-x11-xme], [enable Xi Graphics XME for fullscreen [default=yes]]),
839
840
, enable_video_x11_xme=yes)
if test x$enable_video_x11_xme = xyes; then
841
842
AC_DEFINE(SDL_VIDEO_DRIVER_X11_XME)
SOURCES="$SOURCES $srcdir/src/video/Xext/XME/*.c"
843
fi
844
845
846
fi
fi
}
847
848
dnl Check for QNX photon video driver
849
850
851
CheckPHOTON()
{
AC_ARG_ENABLE(video-photon,
852
AC_HELP_STRING([--enable-video-photon], [use QNX Photon video driver [default=yes]]),
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
, enable_video_photon=yes)
if test x$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$video_photon = xyes; then
869
870
871
872
873
AC_DEFINE(SDL_VIDEO_DRIVER_PHOTON)
SOURCES="$SOURCES $srcdir/src/video/photon/*.c"
BUILD_LIBS="$BUILD_LIBS -lph"
have_video=yes
874
CheckOpenGLQNX
875
876
877
878
fi
fi
}
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
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 $srcdir/src/video/quartz/*.m"
have_video=yes
fi
fi
}
942
943
944
945
dnl Find the framebuffer console includes
CheckFBCON()
{
AC_ARG_ENABLE(video-fbcon,
946
AC_HELP_STRING([--enable-video-fbcon], [use framebuffer console video driver [default=yes]]),
947
948
949
950
951
952
953
954
955
956
957
958
959
960
, enable_video_fbcon=yes)
if test x$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$video_fbcon = xyes; then
961
962
963
AC_DEFINE(SDL_VIDEO_DRIVER_FBCON)
SOURCES="$SOURCES $srcdir/src/video/fbcon/*.c"
have_video=yes
964
965
966
967
fi
fi
}
968
969
970
971
dnl Find DirectFB
CheckDirectFB()
{
AC_ARG_ENABLE(video-directfb,
972
AC_HELP_STRING([--enable-video-directfb], [use DirectFB video driver [default=no]]),
973
, enable_video_directfb=no)
974
975
976
977
978
979
980
981
982
if test x$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)
983
984
if ! $PKG_CONFIG --atleast-pkgconfig-version 0.7 ; then
AC_MSG_ERROR([*** pkg-config too old; version 0.7 or better required.])
985
986
fi
987
DIRECTFB_REQUIRED_VERSION=0.9.15
988
989
990
991
992
993
994
995
996
997
if $PKG_CONFIG --atleast-version $DIRECTFB_REQUIRED_VERSION directfb ; then
DIRECTFB_CFLAGS=`$PKG_CONFIG --cflags directfb`
DIRECTFB_LIBS=`$PKG_CONFIG --libs directfb`
video_directfb=yes
fi
fi
AC_MSG_RESULT($video_directfb)
if test x$video_directfb = xyes; then
998
999
1000
AC_DEFINE(SDL_VIDEO_DRIVER_DIRECTFB)
SOURCES="$SOURCES $srcdir/src/video/directfb/*.c"
BUILD_CFLAGS="$BUILD_CFLAGS $DIRECTFB_CFLAGS"