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configure.in
2855 lines (2685 loc) · 99.8 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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## 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 $EXTRA_LDFLAGS"
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dnl Check for tools
AC_LIBTOOL_WIN32_DLL
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AC_PROG_LIBTOOL
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AC_PROG_CC
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AC_PROG_CXX
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AC_PROG_INSTALL
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AC_PROG_MAKE_SET
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if test -z "$host_alias"; then
hostaliaswindres=
else
hostaliaswindres="$host_alias-windres"
fi
AC_CHECK_PROGS(WINDRES, [windres $hostaliaswindres $host_os-windres])
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dnl Check for compiler characteristics
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AC_C_CONST
AC_C_INLINE
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AC_C_VOLATILE
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dnl See whether we are allowed to use the system C library
AC_ARG_ENABLE(libc,
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AC_HELP_STRING([--enable-libc], [Use the system C library [[default=yes]]]),
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, enable_libc=yes)
if test x$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$ac_cv_type_int64_t = xyes; then
AC_DEFINE(SDL_HAS_64BIT_TYPE)
fi
have_inttypes=yes
fi
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dnl Check for defines
AC_CHECK_DEFINE(M_PI, math.h)
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dnl Checks for library functions.
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case "$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_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 sigaction setjmp nanosleep)
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AC_CHECK_LIB(m, pow, [LIBS="$LIBS -lm"; EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lm"])
AC_CHECK_FUNCS(copysign cos cosf fabs floor log pow scalbn sin sinf sqrt)
AC_CHECK_LIB(iconv, libiconv_open, [LIBS="$LIBS -liconv"; EXTRA_LDFLAGS="$EXTRA_LDFLAGS -liconv"])
AC_CHECK_FUNCS(iconv)
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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 $srcdir/src/joystick/*.c"
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fi
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AC_ARG_ENABLE(haptic,
AC_HELP_STRING([--enable-haptic], [Enable the haptic (force feedback) subsystem [[default=yes]]]),
, enable_haptic=yes)
if test x$enable_haptic != xyes; then
AC_DEFINE(SDL_HAPTIC_DISABLED)
else
SOURCES="$SOURCES $srcdir/src/haptic/*.c"
fi
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AC_ARG_ENABLE(cdrom,
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AC_HELP_STRING([--enable-cdrom], [Enable the cdrom subsystem [[default=yes]]]),
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, enable_cdrom=yes)
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if test x$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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# Make sure that we don't generate floating point code that would
# cause illegal instruction exceptions on older processors
case "$host" in
*-*-darwin*)
# Don't need to worry about Apple hardware, it's all SSE capable
default_ssemath=yes
;;
*64-*-*)
# x86 64-bit architectures all have SSE instructions
default_ssemath=yes
;;
*)
default_ssemath=no
;;
esac
AC_ARG_ENABLE(ssemath,
AC_HELP_STRING([--enable-ssemath], [Allow GCC to use SSE floating point math [[default=no]]]),
, enable_ssemath=$default_ssemath)
if test x$enable_ssemath = xno; then
if test x$have_gcc_sse = xyes -o x$have_gcc_sse2 = xyes; then
EXTRA_CFLAGS="$EXTRA_CFLAGS -mfpmath=387"
fi
fi
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dnl Check for various instruction support
AC_ARG_ENABLE(mmx,
AC_HELP_STRING([--enable-mmx], [use MMX assembly routines [[default=yes]]]),
, enable_mmx=yes)
if test x$enable_mmx = xyes; then
save_CFLAGS="$CFLAGS"
have_gcc_mmx=no
AC_MSG_CHECKING(for GCC -mmmx option)
mmx_CFLAGS="-mmmx"
CFLAGS="$save_CFLAGS $mmx_CFLAGS"
AC_TRY_COMPILE([
#include <mmintrin.h>
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#ifndef __MMX__
#error Assembler CPP flag not enabled
#endif
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],[
],[
have_gcc_mmx=yes
])
AC_MSG_RESULT($have_gcc_mmx)
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CFLAGS="$save_CFLAGS"
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if test x$have_gcc_mmx = xyes; then
EXTRA_CFLAGS="$EXTRA_CFLAGS $mmx_CFLAGS"
fi
fi
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AC_ARG_ENABLE(3dnow,
AC_HELP_STRING([--enable-3dnow], [use MMX assembly routines [[default=yes]]]),
, enable_3dnow=yes)
if test x$enable_3dnow = xyes; then
save_CFLAGS="$CFLAGS"
have_gcc_3dnow=no
AC_MSG_CHECKING(for GCC -m3dnow option)
amd3dnow_CFLAGS="-m3dnow"
CFLAGS="$save_CFLAGS $amd3dnow_CFLAGS"
AC_TRY_COMPILE([
#include <mm3dnow.h>
#ifndef __3dNOW__
#error Assembler CPP flag not enabled
#endif
],[
],[
have_gcc_3dnow=yes
])
AC_MSG_RESULT($have_gcc_3dnow)
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CFLAGS="$save_CFLAGS"
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if test x$have_gcc_3dnow = xyes; then
EXTRA_CFLAGS="$EXTRA_CFLAGS $amd3dnow_CFLAGS"
fi
fi
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AC_ARG_ENABLE(sse,
AC_HELP_STRING([--enable-sse], [use SSE assembly routines [[default=yes]]]),
, enable_sse=yes)
if test x$enable_sse = xyes; then
save_CFLAGS="$CFLAGS"
have_gcc_sse=no
AC_MSG_CHECKING(for GCC -msse option)
sse_CFLAGS="-msse"
CFLAGS="$save_CFLAGS $sse_CFLAGS"
AC_TRY_COMPILE([
#include <xmmintrin.h>
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#ifndef __SSE__
#error Assembler CPP flag not enabled
#endif
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],[
],[
have_gcc_sse=yes
])
AC_MSG_RESULT($have_gcc_sse)
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CFLAGS="$save_CFLAGS"
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if test x$have_gcc_sse = xyes; then
EXTRA_CFLAGS="$EXTRA_CFLAGS $sse_CFLAGS"
fi
fi
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AC_ARG_ENABLE(sse2,
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AC_HELP_STRING([--enable-sse2], [use SSE2 assembly routines [[default=no]]]),
, enable_sse2=$default_ssemath)
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if test x$enable_sse2 = xyes; then
save_CFLAGS="$CFLAGS"
have_gcc_sse2=no
AC_MSG_CHECKING(for GCC -msse2 option)
sse2_CFLAGS="-msse2"
CFLAGS="$save_CFLAGS $sse2_CFLAGS"
AC_TRY_COMPILE([
#include <emmintrin.h>
#ifndef __SSE2__
#error Assembler CPP flag not enabled
#endif
],[
],[
have_gcc_sse2=yes
])
AC_MSG_RESULT($have_gcc_sse2)
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CFLAGS="$save_CFLAGS"
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if test x$have_gcc_sse2 = xyes; then
EXTRA_CFLAGS="$EXTRA_CFLAGS $sse2_CFLAGS"
fi
fi
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AC_ARG_ENABLE(altivec,
AC_HELP_STRING([--enable-altivec], [use Altivec assembly routines [[default=yes]]]),
, enable_altivec=yes)
if test x$enable_altivec = xyes; then
have_altivec_h_hdr=no
AC_CHECK_HEADER(altivec.h, have_altivec_h_hdr=yes)
save_CFLAGS="$CFLAGS"
have_gcc_altivec=no
AC_MSG_CHECKING(for Altivec with GCC -maltivec option)
altivec_CFLAGS="-maltivec"
CFLAGS="$save_CFLAGS $altivec_CFLAGS"
if test x$have_altivec_h_hdr = xyes; then
AC_TRY_COMPILE([
#include <altivec.h>
vector unsigned int vzero() {
return vec_splat_u32(0);
}
],[
],[
have_gcc_altivec=yes
])
AC_MSG_RESULT($have_gcc_altivec)
else
AC_TRY_COMPILE([
vector unsigned int vzero() {
return vec_splat_u32(0);
}
],[
],[
have_gcc_altivec=yes
])
AC_MSG_RESULT($have_gcc_altivec)
fi
if test x$have_gcc_altivec = xno; then
AC_MSG_CHECKING(for Altivec with GCC -faltivec option)
altivec_CFLAGS="-faltivec"
CFLAGS="$save_CFLAGS $altivec_CFLAGS"
if test x$have_altivec_h_hdr = xyes; then
AC_TRY_COMPILE([
#include <altivec.h>
vector unsigned int vzero() {
return vec_splat_u32(0);
}
],[
],[
have_gcc_altivec=yes
])
AC_MSG_RESULT($have_gcc_altivec)
else
AC_TRY_COMPILE([
vector unsigned int vzero() {
return vec_splat_u32(0);
}
],[
],[
have_gcc_altivec=yes
])
AC_MSG_RESULT($have_gcc_altivec)
fi
fi
CFLAGS="$save_CFLAGS"
if test x$have_gcc_altivec = xyes; then
AC_DEFINE(SDL_ALTIVEC_BLITTERS)
if test x$have_altivec_h_hdr = xyes; then
AC_DEFINE(HAVE_ALTIVEC_H)
fi
EXTRA_CFLAGS="$EXTRA_CFLAGS $altivec_CFLAGS"
fi
fi
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fi
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dnl See if the OSS audio interface is supported
CheckOSS()
{
AC_ARG_ENABLE(oss,
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AC_HELP_STRING([--enable-oss], [support the OSS audio API [[default=yes]]]),
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, enable_oss=yes)
if test x$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.*/'`
572
alsa_lib=`ls -- $alsa_lib_spec | sed 's/.*\/\(.*\)/\1/; q'`
573
574
575
576
echo "-- $alsa_lib_spec -> $alsa_lib"
AC_DEFINE(SDL_AUDIO_DRIVER_ALSA)
SOURCES="$SOURCES $srcdir/src/audio/alsa/*.c"
577
EXTRA_CFLAGS="$EXTRA_CFLAGS $ALSA_CFLAGS"
578
579
if test x$have_loadso != xyes && \
test x$enable_alsa_shared = xyes; then
580
AC_MSG_WARN([You must have SDL_LoadObject() support for dynamic ALSA loading])
581
582
583
584
585
fi
if test x$have_loadso = xyes && \
test x$enable_alsa_shared = xyes && test x$alsa_lib != x; then
AC_DEFINE_UNQUOTED(SDL_AUDIO_DRIVER_ALSA_DYNAMIC, "$alsa_lib")
else
586
EXTRA_LDFLAGS="$EXTRA_LDFLAGS $ALSA_LIBS"
587
588
589
590
fi
have_audio=yes
fi
fi
591
592
}
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595
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597
598
599
600
601
602
603
604
605
dnl Check whether we want to use IRIX 6.5+ native audio or not
CheckDMEDIA()
{
if test x$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
])
606
AC_MSG_RESULT($have_dmedia)
607
608
# Set up files for the audio library
if test x$have_dmedia = xyes; then
609
610
AC_DEFINE(SDL_AUDIO_DRIVER_DMEDIA)
SOURCES="$SOURCES $srcdir/src/audio/dmedia/*.c"
611
EXTRA_LDFLAGS="$EXTRA_LDFLAGS -laudio"
612
have_audio=yes
613
614
615
616
fi
fi
}
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635
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642
643
644
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646
647
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 $srcdir/src/audio/mme/*.c"
648
649
EXTRA_CFLAGS="$EXTRA_CFLAGS $MME_CFLAGS"
EXTRA_LDFLAGS="$EXTRA_LDFLAGS $MME_LIBS"
650
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652
653
654
have_audio=yes
fi
fi
}
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657
658
dnl Find the ESD includes and libraries
CheckESD()
{
AC_ARG_ENABLE(esd,
659
AC_HELP_STRING([--enable-esd], [support the Enlightened Sound Daemon [[default=yes]]]),
660
661
, enable_esd=yes)
if test x$enable_audio = xyes -a x$enable_esd = xyes; then
662
663
AM_PATH_ESD(0.2.8, have_esd=yes, have_esd=no)
if test x$have_esd = xyes; then
664
AC_ARG_ENABLE(esd-shared,
665
AC_HELP_STRING([--enable-esd-shared], [dynamically load ESD audio support [[default=yes]]]),
666
, enable_esd_shared=yes)
667
esd_lib_spec=`echo $ESD_LIBS | sed 's/.*-L\([[^ ]]*\).*/\1\/libesd.so.*/'`
668
esd_lib=`ls -- $esd_lib_spec | sed 's/.*\/\(.*\)/\1/; q'`
669
echo "-- $esd_lib_spec -> $esd_lib"
670
671
672
AC_DEFINE(SDL_AUDIO_DRIVER_ESD)
SOURCES="$SOURCES $srcdir/src/audio/esd/*.c"
673
EXTRA_CFLAGS="$EXTRA_CFLAGS $ESD_CFLAGS"
674
if test x$have_loadso != xyes && \
675
test x$enable_esd_shared = xyes; then
676
AC_MSG_WARN([You must have SDL_LoadObject() support for dynamic ESD loading])
677
fi
678
if test x$have_loadso = xyes && \
679
test x$enable_esd_shared = xyes && test x$esd_lib != x; then
680
AC_DEFINE_UNQUOTED(SDL_AUDIO_DRIVER_ESD_DYNAMIC, "$esd_lib")
681
else
682
EXTRA_LDFLAGS="$EXTRA_LDFLAGS $ESD_LIBS"
683
fi
684
have_audio=yes
685
fi
686
687
688
fi
}
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
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723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
dnl Find PulseAudio
CheckPulseAudio()
{
AC_ARG_ENABLE(pulseaudio,
AC_HELP_STRING([--enable-pulseaudio], [use PulseAudio [[default=yes]]]),
, enable_pulseaudio=yes)
if test x$enable_audio = xyes -a x$enable_pulseaudio = xyes; then
audio_pulseaudio=no
PULSEAUDIO_REQUIRED_VERSION=0.9
AC_PATH_PROG(PKG_CONFIG, pkg-config, no)
AC_MSG_CHECKING(for PulseAudio $PULSEAUDIO_REQUIRED_VERSION support)
if test x$PKG_CONFIG != xno; then
if $PKG_CONFIG --atleast-pkgconfig-version 0.7 && $PKG_CONFIG --atleast-version $PULSEAUDIO_REQUIRED_VERSION libpulse-simple; then
PULSEAUDIO_CFLAGS=`$PKG_CONFIG --cflags libpulse-simple`
PULSEAUDIO_LIBS=`$PKG_CONFIG --libs libpulse-simple`
audio_pulseaudio=yes
fi
fi
AC_MSG_RESULT($audio_pulseaudio)
if test x$audio_pulseaudio = xyes; then
AC_ARG_ENABLE(pulseaudio-shared,
AC_HELP_STRING([--enable-pulseaudio-shared], [dynamically load PulseAudio support [[default=yes]]]),
, enable_pulseaudio_shared=yes)
if test "x`echo $PULSEAUDIO_LIBS | grep -- -L`" = "x"; then
if test "x`ls /lib/libpulse-simple.so.* 2> /dev/null`" != "x"; then
PULSEAUDIO_LIBS="-L/lib $PULSEAUDIO_LIBS"
elif test "x`ls /usr/lib/libpulse-simple.so.* 2> /dev/null`" != "x"; then
PULSEAUDIO_LIBS="-L/usr/lib $PULSEAUDIO_LIBS"
elif test "x`ls /usr/local/lib/libpulse-simple.so.* 2> /dev/null`" != "x"; then
PULSEAUDIO_LIBS="-L/usr/local/lib $PULSEAUDIO_LIBS"
fi
fi
pulseaudio_lib_spec=`echo $PULSEAUDIO_LIBS | sed 's/.*-L\([[^ ]]*\).*/\1\/libpulse-simple.so.*/'`
pulseaudio_lib=`ls -- $pulseaudio_lib_spec | sed 's/.*\/\(.*\)/\1/; q'`
echo "-- $pulseaudio_lib_spec -> $pulseaudio_lib"
AC_DEFINE(SDL_AUDIO_DRIVER_PULSEAUDIO)
SOURCES="$SOURCES $srcdir/src/audio/pulseaudio/*.c"
EXTRA_CFLAGS="$EXTRA_CFLAGS $PULSEAUDIO_CFLAGS"
if test x$have_loadso != xyes && \
test x$enable_pulseaudio_shared = xyes; then
AC_MSG_WARN([You must have SDL_LoadObject() support for dynamic PulseAudio loading])
fi
if test x$have_loadso = xyes && \
test x$enable_pulseaudio_shared = xyes && test x$pulseaudio_lib != x; then
AC_DEFINE_UNQUOTED(SDL_AUDIO_DRIVER_PULSEAUDIO_DYNAMIC, "$pulseaudio_lib")
else
EXTRA_LDFLAGS="$EXTRA_LDFLAGS $PULSEAUDIO_LIBS"
fi
have_audio=yes
fi
fi
}
746
747
748
CheckARTSC()
{
AC_ARG_ENABLE(arts,
749
AC_HELP_STRING([--enable-arts], [support the Analog Real Time Synthesizer [[default=yes]]]),
750
751
, enable_arts=yes)
if test x$enable_audio = xyes -a x$enable_arts = xyes; then
752
753
AC_PATH_PROG(ARTSCONFIG, artsc-config)
if test x$ARTSCONFIG = x -o x$ARTSCONFIG = x'"$ARTSCONFIG"'; then
754
755
: # arts isn't installed
else
756
757
758
ARTS_CFLAGS=`$ARTSCONFIG --cflags`
ARTS_LIBS=`$ARTSCONFIG --libs`
ARTS_PREFIX=`$ARTSCONFIG --arts-prefix`
759
760
761
AC_MSG_CHECKING(for aRts development environment)
audio_arts=no
save_CFLAGS="$CFLAGS"
762
CFLAGS="$CFLAGS $ARTS_CFLAGS"
763
764
765
766
767
768
769
770
771
772
AC_TRY_COMPILE([
#include <artsc.h>
],[
arts_stream_t stream;
],[
audio_arts=yes
])
CFLAGS="$save_CFLAGS"
AC_MSG_RESULT($audio_arts)
if test x$audio_arts = xyes; then
773
AC_ARG_ENABLE(arts-shared,
774
AC_HELP_STRING([--enable-arts-shared], [dynamically load aRts audio support [[default=yes]]]),
775
, enable_arts_shared=yes)
776
arts_lib_spec="$ARTS_PREFIX/lib/libartsc.so.*"
777
arts_lib=`ls -- $arts_lib_spec | sed 's/.*\/\(.*\)/\1/; q'`
778
echo "-- $arts_lib_spec -> $arts_lib"
779
780
781
AC_DEFINE(SDL_AUDIO_DRIVER_ARTS)
SOURCES="$SOURCES $srcdir/src/audio/arts/*.c"
782
EXTRA_CFLAGS="$EXTRA_CFLAGS $ARTS_CFLAGS"
783
if test x$have_loadso != xyes && \
784
test x$enable_arts_shared = xyes; then
785
AC_MSG_WARN([You must have SDL_LoadObject() support for dynamic ARTS loading])
786
fi
787
if test x$have_loadso = xyes && \
788
test x$enable_arts_shared = xyes && test x$arts_lib != x; then
789
AC_DEFINE_UNQUOTED(SDL_AUDIO_DRIVER_ARTS_DYNAMIC, "$arts_lib")
790
else
791
EXTRA_LDFLAGS="$EXTRA_LDFLAGS $ARTS_LIBS"
792
fi
793
have_audio=yes
794
795
796
797
798
799
800
801
802
fi
fi
fi
}
dnl See if the NAS audio interface is supported
CheckNAS()
{
AC_ARG_ENABLE(nas,
803
AC_HELP_STRING([--enable-nas], [support the NAS audio API [[default=yes]]]),
804
, enable_nas=yes)
805
if test x$enable_audio = xyes -a x$enable_nas = xyes; then
806
807
808
AC_CHECK_HEADER(audio/audiolib.h, have_nas_hdr=yes)
AC_CHECK_LIB(audio, AuOpenServer, have_nas_lib=yes)
809
810
AC_MSG_CHECKING(for NAS audio support)
have_nas=no
811
812
813
814
815
816
if test x$have_nas_hdr = xyes -a x$have_nas_lib = xyes; then
have_nas=yes
NAS_LIBS="-laudio"
elif test -r /usr/X11R6/include/audio/audiolib.h; then
817
have_nas=yes
818
NAS_CFLAGS="-I/usr/X11R6/include/"
819
NAS_LIBS="-L/usr/X11R6/lib -laudio -lXt"
820
821
822
823
824
825
dnl On IRIX, the NAS includes are in a different directory,
dnl and libnas must be explicitly linked in
elif test -r /usr/freeware/include/nas/audiolib.h; then
have_nas=yes
826
NAS_LIBS="-lnas -lXt"
827
fi
828
829
AC_MSG_RESULT($have_nas)
830
831
if test x$have_nas = xyes; then
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
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 && \
853
test x$enable_nas_shared = xyes && test x$nas_lib != x; then
854
855
856
857
858
AC_DEFINE_UNQUOTED(SDL_AUDIO_DRIVER_NAS_DYNAMIC, "$nas_lib")
else
EXTRA_LDFLAGS="$EXTRA_LDFLAGS $NAS_LIBS"
fi
859
860
AC_DEFINE(SDL_AUDIO_DRIVER_NAS)
SOURCES="$SOURCES $srcdir/src/audio/nas/*.c"
861
EXTRA_CFLAGS="$EXTRA_CFLAGS $NAS_CFLAGS"
862
863
have_audio=yes
fi
864
865
866
fi
}
867
868
869
870
dnl rcg07142001 See if the user wants the disk writer audio driver...
CheckDiskAudio()
{
AC_ARG_ENABLE(diskaudio,
871
AC_HELP_STRING([--enable-diskaudio], [support the disk writer audio driver [[default=yes]]]),
872
, enable_diskaudio=yes)
873
if test x$enable_audio = xyes -a x$enable_diskaudio = xyes; then
874
875
AC_DEFINE(SDL_AUDIO_DRIVER_DISK)
SOURCES="$SOURCES $srcdir/src/audio/disk/*.c"
876
877
878
fi
}
879
880
881
882
dnl rcg03142006 See if the user wants the dummy audio driver...
CheckDummyAudio()
{
AC_ARG_ENABLE(dummyaudio,
883
AC_HELP_STRING([--enable-dummyaudio], [support the dummy audio driver [[default=yes]]]),
884
885
886
887
888
889
890
, enable_dummyaudio=yes)
if test x$enable_audio = xyes -a x$enable_dummyaudio = xyes; then
AC_DEFINE(SDL_AUDIO_DRIVER_DUMMY)
SOURCES="$SOURCES $srcdir/src/audio/dummy/*.c"
fi
}
891
892
893
894
dnl Set up the Atari Audio driver
CheckAtariAudio()
{
AC_ARG_ENABLE(mintaudio,
895
AC_HELP_STRING([--enable-mintaudio], [support Atari audio driver [[default=yes]]]),
896
897
898
899
900
901
, enable_mintaudio=yes)
if test x$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
902
AC_DEFINE(SDL_AUDIO_DRIVER_MINT)
903
SOURCES="$SOURCES $srcdir/src/audio/mint/*.c"
904
SOURCES="$SOURCES $srcdir/src/audio/mint/*.S"
905
have_audio=yes
906
907
908
909
fi
fi
}
910
911
912
913
914
915
916
917
918
dnl See if GCC's -fvisibility=hidden is supported (gcc4 and later, usually).
dnl Details of this flag are here: http://gcc.gnu.org/wiki/Visibility
CheckVisibilityHidden()
{
AC_MSG_CHECKING(for GCC -fvisibility=hidden option)
have_gcc_fvisibility=no
visibility_CFLAGS="-fvisibility=hidden"
save_CFLAGS="$CFLAGS"
919
CFLAGS="$save_CFLAGS $visibility_CFLAGS -Werror"
920
AC_TRY_COMPILE([
921
922
923
#if !defined(__GNUC__) || __GNUC__ < 4
#error SDL only uses visibility attributes in GCC 4 or newer
#endif
924
925
926
927
928
929
930
931
],[
],[
have_gcc_fvisibility=yes
])
AC_MSG_RESULT($have_gcc_fvisibility)
CFLAGS="$save_CFLAGS"
if test x$have_gcc_fvisibility = xyes; then
932
EXTRA_CFLAGS="$EXTRA_CFLAGS $visibility_CFLAGS"
933
934
935
936
fi
}
937
938
939
940
dnl Do the iPod thing
CheckIPod()
{
AC_ARG_ENABLE(ipod,
941
942
AC_HELP_STRING([--enable-ipod], [configure SDL to work with iPodLinux [default=yes on arm-elf]]),
, enable_ipod=yes)
943
944
if test x$enable_ipod = xyes; then
945
EXTRA_CFLAGS="$EXTRA_CFLAGS -DIPOD"
946
947
AC_DEFINE(SDL_VIDEO_DRIVER_IPOD)
SOURCES="$SOURCES $srcdir/src/video/ipod/*.c"
948
fi
949
}
950
951
952
953
dnl Find the nanox include and library directories
CheckNANOX()
{
954
AC_ARG_ENABLE(video-nanox,
955
AC_HELP_STRING([--enable-video-nanox], [use nanox video driver [[default=no]]]),
956
957
958
, enable_video_nanox=no)
if test x$enable_video = xyes -a x$enable_video_nanox = xyes; then
959
AC_ARG_ENABLE(nanox-debug,
960
AC_HELP_STRING([--enable-nanox-debug], [print debug messages [[default=no]]]),
961
, enable_nanox_debug=no)
962
if test x$enable_nanox_debug = xyes; then
963
EXTRA_CFLAGS="$EXTRA_CFLAGS -DENABLE_NANOX_DEBUG"
964
965
fi
966
AC_ARG_ENABLE(nanox-share-memory,
967
AC_HELP_STRING([--enable-nanox-share-memory], [use share memory [[default=no]]]),
968
, enable_nanox_share_memory=no)
969
if test x$enable_nanox_share_memory = xyes; then
970
EXTRA_CFLAGS="$EXTRA_CFLAGS -DNANOX_SHARE_MEMORY"
971
972
fi
973
AC_ARG_ENABLE(nanox_direct_fb,
974
AC_HELP_STRING([--enable-nanox-direct-fb], [use direct framebuffer access [[default=no]]]),
975
, enable_nanox_direct_fb=no)
976
if test x$enable_nanox_direct_fb = xyes; then
977
EXTRA_CFLAGS="$EXTRA_CFLAGS -DENABLE_NANOX_DIRECT_FB"
978
fi
979
980
981
AC_DEFINE(SDL_VIDEO_DRIVER_NANOX)
SOURCES="$SOURCES $srcdir/src/video/nanox/*.c"
982
EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lnano-X"
983
have_video=yes
984
fi
985
986
}
987
988
989
990
dnl Find the X11 include and library directories
CheckX11()
{
AC_ARG_ENABLE(video-x11,
991
AC_HELP_STRING([--enable-video-x11], [use X11 video driver [[default=yes]]]),
992
993
, enable_video_x11=yes)
if test x$enable_video = xyes -a x$enable_video_x11 = xyes; then
994
case "$host" in
995
996
*-*-darwin*)
# This isn't necessary for X11, but fixes GLX detection
997
if test "x$x_includes" = xNONE && test "x$x_libraries" = xNONE; then
998
999
1000
x_includes="/usr/X11R6/include"
x_libraries="/usr/X11R6/lib"
fi