/
configure.in
2916 lines (2749 loc) · 99.1 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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AC_CONFIG_AUX_DIRS($srcdir/build-scripts)
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dnl Set various version strings - taken gratefully from the GTk sources
#
# Making releases:
# Edit include/SDL/SDL_version.h and change the version, then:
# SDL_MICRO_VERSION += 1;
# SDL_INTERFACE_AGE += 1;
# SDL_BINARY_AGE += 1;
# if any functions have been added, set SDL_INTERFACE_AGE to 0.
# if backwards compatibility has been broken,
# set SDL_BINARY_AGE and SDL_INTERFACE_AGE to 0.
#
SDL_MAJOR_VERSION=1
SDL_MINOR_VERSION=2
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SDL_MICRO_VERSION=14
SDL_INTERFACE_AGE=3
SDL_BINARY_AGE=14
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SDL_VERSION=$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
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LT_INIT([win32-dll])
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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 - $SDL_INTERFACE_AGE`
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m4_pattern_allow([^LT_])
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AC_SUBST(LT_RELEASE)
AC_SUBST(LT_CURRENT)
AC_SUBST(LT_REVISION)
AC_SUBST(LT_AGE)
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dnl Detect the canonical build and host environments
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AC_CONFIG_AUX_DIR([build-scripts])
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dnl AC_CANONICAL_HOST
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AC_C_BIGENDIAN
if test x$ac_cv_c_bigendian = xyes; then
AC_DEFINE(SDL_BYTEORDER, 4321)
else
AC_DEFINE(SDL_BYTEORDER, 1234)
fi
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dnl Check for tools
AC_PROG_LIBTOOL
AC_PROG_CC
AC_PROG_CXX
AC_PROG_INSTALL
AC_PROG_MAKE_SET
if test -z "$host_alias"; then
hostaliaswindres=
else
hostaliaswindres="$host_alias-windres"
fi
AC_CHECK_PROGS(WINDRES, [windres $hostaliaswindres $host_os-windres])
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dnl Set up the compiler and linker flags
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INCLUDE="-I$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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## These are common directories to find software packages
#for path in /usr/freeware /usr/pkg /usr/X11R6 /usr/local; do
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# 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 set this to use on systems that use lib64 instead of lib
base_libdir=`echo \${libdir} | sed 's/.*\/\(.*\)/\1/; q'`
dnl Function to find a library in the compiler search path
find_lib()
{
gcc_bin_path=[`$CC -print-search-dirs 2>/dev/null | fgrep programs: | sed 's/[^=]*=\(.*\)/\1/' | sed 's/:/ /g'`]
gcc_lib_path=[`$CC -print-search-dirs 2>/dev/null | fgrep libraries: | sed 's/[^=]*=\(.*\)/\1/' | sed 's/:/ /g'`]
env_lib_path=[`echo $LIBS $LDFLAGS $* | sed 's/-L[ ]*//g'`]
if test "$cross_compiling" = yes; then
host_lib_path=""
else
host_lib_path="/usr/$base_libdir /usr/local/$base_libdir"
fi
for path in $gcc_bin_path $gcc_lib_path $env_lib_path $host_lib_path; do
lib=[`ls -- $path/$1 2>/dev/null | sort | sed 's/.*\/\(.*\)/\1/; q'`]
if test x$lib != x; then
echo $lib
return
fi
done
}
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dnl Check for compiler characteristics
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AC_C_CONST
AC_C_INLINE
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AC_C_VOLATILE
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dnl See whether we are allowed to use the system C library
AC_ARG_ENABLE(libc,
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AC_HELP_STRING([--enable-libc], [Use the system C library [[default=yes]]]),
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, enable_libc=yes)
if test x$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$ac_cv_type_int64_t = xyes; then
AC_DEFINE(SDL_HAS_64BIT_TYPE)
fi
have_inttypes=yes
fi
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dnl Checks for library functions.
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case "$host" in
*-*-cygwin* | *-*-mingw32*)
;;
*)
AC_FUNC_ALLOCA
;;
esac
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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_FUNC(mprotect,
AC_TRY_COMPILE([
#include <sys/types.h>
#include <sys/mman.h>
],[
],[
AC_DEFINE(HAVE_MPROTECT)
]),
)
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 $srcdir/src/stdlib/*.c"
SOURCES="$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$enable_joystick != xyes; then
AC_DEFINE(SDL_JOYSTICK_DISABLED)
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else
SOURCES="$SOURCES $srcdir/src/joystick/*.c"
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fi
AC_ARG_ENABLE(cdrom,
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AC_HELP_STRING([--enable-cdrom], [Enable the cdrom subsystem [[default=yes]]]),
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, enable_cdrom=yes)
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if test x$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$have_alsa = xyes; then
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AC_ARG_ENABLE(alsa-shared,
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AC_HELP_STRING([--enable-alsa-shared], [dynamically load ALSA audio support [[default=yes]]]),
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, enable_alsa_shared=yes)
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alsa_lib=[`find_lib "libasound.so.*" "$ALSA_LIBS" | sed 's/.*\/\(.*\)/\1/; q'`]
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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
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echo "-- dynamic libasound -> $alsa_lib"
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AC_DEFINE_UNQUOTED(SDL_AUDIO_DRIVER_ALSA_DYNAMIC, "$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=[`find_lib "libesd.so.*" "$ESD_LIBS" | sed 's/.*\/\(.*\)/\1/; q'`]
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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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echo "-- dynamic libesd -> $esd_lib"
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AC_DEFINE_UNQUOTED(SDL_AUDIO_DRIVER_ESD_DYNAMIC, "$esd_lib")
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else
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EXTRA_LDFLAGS="$EXTRA_LDFLAGS $ESD_LIBS"
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fi
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have_audio=yes
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fi
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fi
}
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dnl Find PulseAudio
CheckPulseAudio()
{
AC_ARG_ENABLE(pulseaudio,
AC_HELP_STRING([--enable-pulseaudio], [use PulseAudio [[default=yes]]]),
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, enable_pulseaudio=yes)
if test x$enable_audio = xyes -a x$enable_pulseaudio = xyes; then
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audio_pulse=no
PULSE_REQUIRED_VERSION=0.9
AC_PATH_PROG(PKG_CONFIG, pkg-config, no)
AC_MSG_CHECKING(for PulseAudio $PULSE_REQUIRED_VERSION support)
if test x$PKG_CONFIG != xno; then
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if $PKG_CONFIG --atleast-pkgconfig-version 0.7 && $PKG_CONFIG --atleast-version $PULSE_REQUIRED_VERSION libpulse-simple; then
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PULSE_CFLAGS=`$PKG_CONFIG --cflags libpulse-simple`
PULSE_LIBS=`$PKG_CONFIG --libs libpulse-simple`
audio_pulse=yes
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fi
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fi
AC_MSG_RESULT($audio_pulse)
if test x$audio_pulse = xyes; then
AC_ARG_ENABLE(pulseaudio-shared,
AC_HELP_STRING([--enable-pulseaudio-shared], [dynamically load PulseAudio support [[default=yes]]]),
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, enable_pulseaudio_shared=yes)
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pulse_lib=[`find_lib "libpulse-simple.so.*" "$PULSE_LIBS" | sed 's/.*\/\(.*\)/\1/; q'`]
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AC_DEFINE(SDL_AUDIO_DRIVER_PULSE)
SOURCES="$SOURCES $srcdir/src/audio/pulse/*.c"
EXTRA_CFLAGS="$EXTRA_CFLAGS $PULSE_CFLAGS"
if test x$have_loadso != xyes && \
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test x$enable_pulseaudio_shared = xyes; then
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AC_MSG_WARN([You must have SDL_LoadObject() support for dynamic PulseAudio loading])
fi
if test x$have_loadso = xyes && \
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test x$enable_pulseaudio_shared = xyes && test x$pulse_lib != x; then
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echo "-- dynamic libpulse-simple -> $pulse_lib"
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AC_DEFINE_UNQUOTED(SDL_AUDIO_DRIVER_PULSE_DYNAMIC, "$pulse_lib")
else
EXTRA_LDFLAGS="$EXTRA_LDFLAGS $PULSE_LIBS"
fi
have_audio=yes
fi
fi
}
539
540
541
CheckARTSC()
{
AC_ARG_ENABLE(arts,
542
AC_HELP_STRING([--enable-arts], [support the Analog Real Time Synthesizer [[default=yes]]]),
543
544
, enable_arts=yes)
if test x$enable_audio = xyes -a x$enable_arts = xyes; then
545
546
AC_PATH_PROG(ARTSCONFIG, artsc-config)
if test x$ARTSCONFIG = x -o x$ARTSCONFIG = x'"$ARTSCONFIG"'; then
547
548
: # arts isn't installed
else
549
550
ARTS_CFLAGS=`$ARTSCONFIG --cflags`
ARTS_LIBS=`$ARTSCONFIG --libs`
551
552
553
AC_MSG_CHECKING(for aRts development environment)
audio_arts=no
save_CFLAGS="$CFLAGS"
554
CFLAGS="$CFLAGS $ARTS_CFLAGS"
555
556
557
558
559
560
561
562
563
564
AC_TRY_COMPILE([
#include <artsc.h>
],[
arts_stream_t stream;
],[
audio_arts=yes
])
CFLAGS="$save_CFLAGS"
AC_MSG_RESULT($audio_arts)
if test x$audio_arts = xyes; then
565
AC_ARG_ENABLE(arts-shared,
566
AC_HELP_STRING([--enable-arts-shared], [dynamically load aRts audio support [[default=yes]]]),
567
, enable_arts_shared=yes)
568
arts_lib=[`find_lib "libartsc.so.*" "$ARTS_LIBS" | sed 's/.*\/\(.*\)/\1/; q'`]
569
570
571
AC_DEFINE(SDL_AUDIO_DRIVER_ARTS)
SOURCES="$SOURCES $srcdir/src/audio/arts/*.c"
572
EXTRA_CFLAGS="$EXTRA_CFLAGS $ARTS_CFLAGS"
573
if test x$have_loadso != xyes && \
574
test x$enable_arts_shared = xyes; then
575
AC_MSG_WARN([You must have SDL_LoadObject() support for dynamic ARTS loading])
576
fi
577
if test x$have_loadso = xyes && \
578
test x$enable_arts_shared = xyes && test x$arts_lib != x; then
579
echo "-- dynamic libartsc -> $arts_lib"
580
AC_DEFINE_UNQUOTED(SDL_AUDIO_DRIVER_ARTS_DYNAMIC, "$arts_lib")
581
else
582
EXTRA_LDFLAGS="$EXTRA_LDFLAGS $ARTS_LIBS"
583
fi
584
have_audio=yes
585
586
587
588
589
590
591
592
593
fi
fi
fi
}
dnl See if the NAS audio interface is supported
CheckNAS()
{
AC_ARG_ENABLE(nas,
594
AC_HELP_STRING([--enable-nas], [support the NAS audio API [[default=yes]]]),
595
, enable_nas=yes)
596
if test x$enable_audio = xyes -a x$enable_nas = xyes; then
597
598
AC_CHECK_HEADER(audio/audiolib.h, have_nas_hdr=yes)
AC_CHECK_LIB(audio, AuOpenServer, have_nas_lib=yes)
599
600
601
AC_MSG_CHECKING(for NAS audio support)
have_nas=no
602
603
604
605
606
607
if test x$have_nas_hdr = xyes -a x$have_nas_lib = xyes; then
have_nas=yes
NAS_LIBS="-laudio"
elif test -r /usr/X11R6/include/audio/audiolib.h; then
608
have_nas=yes
609
610
611
612
613
614
615
NAS_CFLAGS="-I/usr/X11R6/include/"
NAS_LIBS="-L/usr/X11R6/lib -laudio -lXt"
dnl On IRIX, the NAS includes are in a different directory,
dnl and libnas must be explicitly linked in
elif test -r /usr/freeware/include/nas/audiolib.h; then
616
have_nas=yes
617
NAS_LIBS="-lnas -lXt"
618
619
fi
620
AC_MSG_RESULT($have_nas)
621
622
if test x$have_nas = xyes; then
623
624
625
AC_ARG_ENABLE(nas-shared,
AC_HELP_STRING([--enable-nas-shared], [dynamically load NAS audio support [[default=yes]]]),
, enable_nas_shared=yes)
626
nas_lib=[`find_lib "libaudio.so.*" "$NAS_LIBS" | sed 's/.*\/\(.*\)/\1/; q'`]
627
628
629
630
631
632
633
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$nas_lib != x; then
634
echo "-- dynamic libaudio -> $nas_lib"
635
636
637
638
639
AC_DEFINE_UNQUOTED(SDL_AUDIO_DRIVER_NAS_DYNAMIC, "$nas_lib")
else
EXTRA_LDFLAGS="$EXTRA_LDFLAGS $NAS_LIBS"
fi
640
641
AC_DEFINE(SDL_AUDIO_DRIVER_NAS)
SOURCES="$SOURCES $srcdir/src/audio/nas/*.c"
642
EXTRA_CFLAGS="$EXTRA_CFLAGS $NAS_CFLAGS"
643
644
have_audio=yes
fi
645
646
647
fi
}
648
649
650
651
dnl rcg07142001 See if the user wants the disk writer audio driver...
CheckDiskAudio()
{
AC_ARG_ENABLE(diskaudio,
652
AC_HELP_STRING([--enable-diskaudio], [support the disk writer audio driver [[default=yes]]]),
653
, enable_diskaudio=yes)
654
if test x$enable_audio = xyes -a x$enable_diskaudio = xyes; then
655
656
AC_DEFINE(SDL_AUDIO_DRIVER_DISK)
SOURCES="$SOURCES $srcdir/src/audio/disk/*.c"
657
658
659
fi
}
660
661
662
663
dnl rcg03142006 See if the user wants the dummy audio driver...
CheckDummyAudio()
{
AC_ARG_ENABLE(dummyaudio,
664
AC_HELP_STRING([--enable-dummyaudio], [support the dummy audio driver [[default=yes]]]),
665
666
667
668
669
670
671
, enable_dummyaudio=yes)
if test x$enable_audio = xyes -a x$enable_dummyaudio = xyes; then
AC_DEFINE(SDL_AUDIO_DRIVER_DUMMY)
SOURCES="$SOURCES $srcdir/src/audio/dummy/*.c"
fi
}
672
673
674
675
dnl Set up the Atari Audio driver
CheckAtariAudio()
{
AC_ARG_ENABLE(mintaudio,
676
AC_HELP_STRING([--enable-mintaudio], [support Atari audio driver [[default=yes]]]),
677
678
679
680
681
682
, enable_mintaudio=yes)
if test x$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
683
AC_DEFINE(SDL_AUDIO_DRIVER_MINT)
684
SOURCES="$SOURCES $srcdir/src/audio/mint/*.c"
685
SOURCES="$SOURCES $srcdir/src/audio/mint/*.S"
686
have_audio=yes
687
688
689
690
fi
fi
}
691
dnl See if we can use x86 assembly blitters
692
# NASM is available from: http://nasm.sourceforge.net
693
694
695
CheckNASM()
{
dnl Make sure we are running on an x86 platform
696
case $host in
697
698
699
700
701
702
703
i?86*)
;;
*)
# Nope, bail early.
return
;;
esac
704
705
706
707
dnl Mac OS X might report itself as "i386" but generate x86_64 code.
dnl So see what size we think a pointer is, and bail if not 32-bit.
AC_CHECK_SIZEOF([void *], 4)
708
if test x$ac_cv_sizeof_void_p != x4; then
709
710
711
return
fi
712
713
dnl Check for NASM (for assembly blit routines)
AC_ARG_ENABLE(nasm,
714
AC_HELP_STRING([--enable-nasm], [use nasm assembly blitters on x86 [[default=yes]]]),
715
, enable_nasm=yes)
716
if test x$enable_video = xyes -a x$enable_assembly = xyes -a x$enable_nasm = xyes; then
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
CompileNASM()
{
# Usage: CompileNASM <filename>
AC_MSG_CHECKING(to see if $NASM supports $1)
if $NASM $NASMFLAGS $1 -o $1.o >&AS_MESSAGE_LOG_FD 2>&1; then
CompileNASM_ret="yes"
else
CompileNASM_ret="no"
fi
rm -f $1 $1.o
AC_MSG_RESULT($CompileNASM_ret)
test "$CompileNASM_ret" = "yes"
}
if test x"$NASMFLAGS" = x; then
case $ARCH in
win32)
NASMFLAGS="-f win32"
;;
openbsd)
NASMFLAGS="-f aoutb"
;;
macosx)
NASMFLAGS="-f macho"
;;
*)
NASMFLAGS="-f elf"
;;
esac
fi
748
AC_PATH_PROG(NASM, yasm)
749
750
751
752
753
echo "%ifidn __OUTPUT_FORMAT__,elf" > unquoted-sections
echo "section .note.GNU-stack noalloc noexec nowrite progbits" >> unquoted-sections
echo "%endif" >> unquoted-sections
CompileNASM unquoted-sections || NASM=""
754
if test "x$NASM" = x -o "x$NASM" = x'"$NASM"'; then
755
$as_unset ac_cv_path_NASM
756
757
758
AC_PATH_PROG(NASM, nasm)
fi
if test "x$NASM" != x -a "x$NASM" != x'"$NASM"'; then
759
760
AC_DEFINE(SDL_HERMES_BLITTERS)
SOURCES="$SOURCES $srcdir/src/hermes/*.asm"
761
NASMFLAGS="$NASMFLAGS -I $srcdir/src/hermes/"
762
763
dnl See if hidden visibility is supported
764
765
766
echo "GLOBAL _bar:function hidden" > symbol-visibility
echo "_bar:" >> symbol-visibility
CompileNASM symbol-visibility && NASMFLAGS="$NASMFLAGS -DHIDDEN_VISIBILITY"
768
AC_SUBST(NASM)
769
AC_SUBST(NASMFLAGS)
770
771
case "$host" in
772
# this line is needed for QNX, because it's not defined the __ELF__
773
*-*-qnx*)
774
EXTRA_CFLAGS="$EXTRA_CFLAGS -D__ELF__";;
775
*-*-solaris*)
776
EXTRA_CFLAGS="$EXTRA_CFLAGS -D__ELF__";;
777
esac
778
779
780
781
782
783
784
785
fi
fi
}
dnl Check for altivec instruction support using gas syntax
CheckAltivec()
{
AC_ARG_ENABLE(altivec,
786
AC_HELP_STRING([--enable-altivec], [use altivec assembly blitters on PPC [[default=yes]]]),
787
, enable_altivec=yes)
788
if test x$enable_video = xyes -a x$enable_assembly = xyes -a x$enable_altivec = xyes; then
789
790
save_CFLAGS="$CFLAGS"
have_gcc_altivec=no
791
have_altivec_h_hdr=no
792
793
794
altivec_CFLAGS="-maltivec"
CFLAGS="$save_CFLAGS $altivec_CFLAGS"
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
AC_MSG_CHECKING(for Altivec with GCC altivec.h and -maltivec option)
AC_TRY_COMPILE([
#include <altivec.h>
vector unsigned int vzero() {
return vec_splat_u32(0);
}
],[
],[
have_gcc_altivec=yes
have_altivec_h_hdr=yes
])
AC_MSG_RESULT($have_gcc_altivec)
if test x$have_gcc_altivec = xno; then
AC_MSG_CHECKING(for Altivec with GCC -maltivec option)
AC_TRY_COMPILE([
vector unsigned int vzero() {
return vec_splat_u32(0);
}
],[
],[
have_gcc_altivec=yes
])
AC_MSG_RESULT($have_gcc_altivec)
819
820
821
fi
if test x$have_gcc_altivec = xno; then
822
AC_MSG_CHECKING(for Altivec with GCC altivec.h and -faltivec option)
823
824
altivec_CFLAGS="-faltivec"
CFLAGS="$save_CFLAGS $altivec_CFLAGS"
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
AC_TRY_COMPILE([
#include <altivec.h>
vector unsigned int vzero() {
return vec_splat_u32(0);
}
],[
],[
have_gcc_altivec=yes
have_altivec_h_hdr=yes
])
AC_MSG_RESULT($have_gcc_altivec)
fi
if test x$have_gcc_altivec = xno; then
AC_MSG_CHECKING(for Altivec with GCC -faltivec option)
AC_TRY_COMPILE([
vector unsigned int vzero() {
return vec_splat_u32(0);
}
],[
],[
have_gcc_altivec=yes
])
AC_MSG_RESULT($have_gcc_altivec)
849
850
fi
CFLAGS="$save_CFLAGS"
851
852
853
854
855
856
if test x$have_gcc_altivec = xyes; then
AC_DEFINE(SDL_ALTIVEC_BLITTERS)
if test x$have_altivec_h_hdr = xyes; then
AC_DEFINE(HAVE_ALTIVEC_H)
fi
857
EXTRA_CFLAGS="$EXTRA_CFLAGS $altivec_CFLAGS"
858
859
860
861
fi
fi
}
862
863
864
865
866
867
868
869
870
dnl See if GCC's -fvisibility=hidden is supported (gcc4 and later, usually).
dnl Details of this flag are here: http://gcc.gnu.org/wiki/Visibility
CheckVisibilityHidden()
{
AC_MSG_CHECKING(for GCC -fvisibility=hidden option)
have_gcc_fvisibility=no
visibility_CFLAGS="-fvisibility=hidden"
save_CFLAGS="$CFLAGS"
871
CFLAGS="$save_CFLAGS $visibility_CFLAGS -Werror"
872
AC_TRY_COMPILE([
873
874
875
#if !defined(__GNUC__) || __GNUC__ < 4
#error SDL only uses visibility attributes in GCC 4 or newer
#endif
876
877
878
879
880
881
882
883
],[
],[
have_gcc_fvisibility=yes
])
AC_MSG_RESULT($have_gcc_fvisibility)
CFLAGS="$save_CFLAGS"
if test x$have_gcc_fvisibility = xyes; then
884
EXTRA_CFLAGS="$EXTRA_CFLAGS $visibility_CFLAGS"
885
886
887
888
fi
}
889
890
891
892
dnl Do the iPod thing
CheckIPod()
{
AC_ARG_ENABLE(ipod,
893
894
AC_HELP_STRING([--enable-ipod], [configure SDL to work with iPodLinux [[default=no]]]),
, enable_ipod=no)
895
896
if test x$enable_ipod = xyes; then
897
EXTRA_CFLAGS="$EXTRA_CFLAGS -DIPOD"
898
899
AC_DEFINE(SDL_VIDEO_DRIVER_IPOD)
SOURCES="$SOURCES $srcdir/src/video/ipod/*.c"
900
fi
901
}
902
903
904
905
dnl Find the nanox include and library directories
CheckNANOX()
{
906
AC_ARG_ENABLE(video-nanox,
907
AC_HELP_STRING([--enable-video-nanox], [use nanox video driver [[default=no]]]),
908
909
910
, enable_video_nanox=no)
if test x$enable_video = xyes -a x$enable_video_nanox = xyes; then
911
AC_ARG_ENABLE(nanox-debug,
912
AC_HELP_STRING([--enable-nanox-debug], [print debug messages [[default=no]]]),
913
, enable_nanox_debug=no)
914
if test x$enable_nanox_debug = xyes; then
915
EXTRA_CFLAGS="$EXTRA_CFLAGS -DENABLE_NANOX_DEBUG"
916
917
fi
918
AC_ARG_ENABLE(nanox-share-memory,
919
AC_HELP_STRING([--enable-nanox-share-memory], [use share memory [[default=no]]]),
920
, enable_nanox_share_memory=no)
921
if test x$enable_nanox_share_memory = xyes; then
922
EXTRA_CFLAGS="$EXTRA_CFLAGS -DNANOX_SHARE_MEMORY"
923
924
fi
925
AC_ARG_ENABLE(nanox_direct_fb,
926
AC_HELP_STRING([--enable-nanox-direct-fb], [use direct framebuffer access [[default=no]]]),
927
, enable_nanox_direct_fb=no)
928
if test x$enable_nanox_direct_fb = xyes; then
929
EXTRA_CFLAGS="$EXTRA_CFLAGS -DENABLE_NANOX_DIRECT_FB"
930
fi
931
932
933
AC_DEFINE(SDL_VIDEO_DRIVER_NANOX)
SOURCES="$SOURCES $srcdir/src/video/nanox/*.c"
934
EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lnano-X"
935
have_video=yes
936
fi
937
938
}
939
940
941
942
dnl Find the X11 include and library directories
CheckX11()
{
AC_ARG_ENABLE(video-x11,
943
AC_HELP_STRING([--enable-video-x11], [use X11 video driver [[default=yes]]]),
944
945
, enable_video_x11=yes)
if test x$enable_video = xyes -a x$enable_video_x11 = xyes; then
946
case "$host" in
947
948
*-*-darwin*)
# This isn't necessary for X11, but fixes GLX detection
949
if test "x$x_includes" = xNONE && test "x$x_libraries" = xNONE; then
950
951
952
953
954
x_includes="/usr/X11R6/include"
x_libraries="/usr/X11R6/lib"
fi
;;
esac
955
956
957
AC_PATH_X
AC_PATH_XTRA
if test x$have_x = xyes; then
958
959
960
961
962
# 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=$have_gcc_fvisibility
963
AC_ARG_ENABLE(x11-shared,
964
965
AC_HELP_STRING([--enable-x11-shared], [dynamically load X11 support [[default=maybe]]]),
, enable_x11_shared=maybe)
966
967
case "$host" in
968
*-*-darwin*) # Latest Mac OS X actually ships with Xrandr/Xrender libs...
969
x11_symbols_private=yes
970
971
x11_lib='/usr/X11R6/lib/libX11.6.dylib'
x11ext_lib='/usr/X11R6/lib/libXext.6.dylib'
972
xrender_lib='/usr/X11R6/lib/libXrender.1.dylib'
973
xrandr_lib='/usr/X11R6/lib/libXrandr.2.dylib'
974
;;
975
976
977
978
979
*-*-osf*)
x11_lib='libX11.so'
x11ext_lib='libXext.so'
;;
*-*-irix*) # IRIX 6.5 requires that we use /usr/lib32
980
981
982
x11_lib='libX11.so'
x11ext_lib='libXext.so'
;;
983
*)
984
985
986
987
x11_lib=[`find_lib "libX11.so.*" "$X_LIBS -L/usr/X11/$base_libdir -L/usr/X11R6/$base_libdir" | sed 's/.*\/\(.*\)/\1/; q'`]
x11ext_lib=[`find_lib "libXext.so.*" "$X_LIBS -L/usr/X11/$base_libdir -L/usr/X11R6/$base_libdir" | sed 's/.*\/\(.*\)/\1/; q'`]
xrender_lib=[`find_lib "libXrender.so.*" "$X_LIBS -L/usr/X11/$base_libdir -L/usr/X11R6/$base_libdir" | sed 's/.*\/\(.*\)/\1/; q'`]
xrandr_lib=[`find_lib "libXrandr.so.*" "$X_LIBS -L/usr/X11/$base_libdir -L/usr/X11R6/$base_libdir" | sed 's/.*\/\(.*\)/\1/; q'`]
988
989
;;
esac
990
991
992
993
994
X_CFLAGS="$X_CFLAGS -DXTHREADS"
if test x$ac_cv_func_shmat != xyes; then
X_CFLAGS="$X_CFLAGS -DNO_SHARED_MEMORY"
fi
995
996
CFLAGS="$CFLAGS $X_CFLAGS"
LDFLAGS="$LDFLAGS $X_LIBS"
997
998
999
AC_DEFINE(SDL_VIDEO_DRIVER_X11)
SOURCES="$SOURCES $srcdir/src/video/x11/*.c"
1000
EXTRA_CFLAGS="$EXTRA_CFLAGS $X_CFLAGS"