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configure.in
2888 lines (2715 loc) · 102 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($srcdir/build-scripts)
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dnl Set various version strings - taken gratefully from the GTk sources
#
# Making releases:
# Edit include/SDL/SDL_version.h and change the version, then:
# SDL_MICRO_VERSION += 1;
# SDL_INTERFACE_AGE += 1;
# SDL_BINARY_AGE += 1;
# if any functions have been added, set SDL_INTERFACE_AGE to 0.
# if backwards compatibility has been broken,
# set SDL_BINARY_AGE and SDL_INTERFACE_AGE to 0.
#
SDL_MAJOR_VERSION=1
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SDL_MINOR_VERSION=3
SDL_MICRO_VERSION=0
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SDL_INTERFACE_AGE=0
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SDL_BINARY_AGE=0
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SDL_VERSION=$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
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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 - $SDL_INTERFACE_AGE`
AC_SUBST(LT_RELEASE)
AC_SUBST(LT_CURRENT)
AC_SUBST(LT_REVISION)
AC_SUBST(LT_AGE)
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dnl Detect the canonical build and host environments
AC_CANONICAL_HOST
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AC_C_BIGENDIAN
if test x$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 $EXTRA_LDFLAGS"
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dnl Check for compiler characteristics
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AC_C_CONST
AC_C_INLINE
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AC_C_VOLATILE
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dnl See whether we can use gcc style dependency tracking
AC_ARG_ENABLE(dependency-tracking,
AC_HELP_STRING([--enable-dependency-tracking],
[Use gcc -MMD -MT dependency tracking [[default=yes]]]),
, enable_dependency_tracking=yes)
if test x$enable_dependency_tracking = xyes; then
have_gcc_mmd_mt=no
AC_MSG_CHECKING(for GCC -MMD -MT option)
AC_TRY_COMPILE([
#if !defined(__GNUC__) || __GNUC__ < 3
#error Dependency tracking requires GCC 3.0 or newer
#endif
],[
],[
have_gcc_mmd_mt=yes
])
AC_MSG_RESULT($have_gcc_mmd_mt)
if test x$have_gcc_mmd_mt = xyes; then
DEPENDENCY_TRACKING_OPTIONS="-MMD -MT \$@"
fi
fi
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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="$EXTRA_LDFLAGS -lm"])
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AC_CHECK_FUNCS(ceil copysign cos cosf fabs floor log pow scalbn sin sinf sqrt)
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AC_CHECK_LIB(iconv, libiconv_open, [LIBS="$LIBS -liconv"; EXTRA_LDFLAGS="$EXTRA_LDFLAGS -liconv"])
AC_CHECK_FUNCS(iconv)
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fi
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AC_CHECK_SIZEOF(void*)
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if test x$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 $srcdir/src/cpuinfo/*.c"
SOURCES="$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 $srcdir/src/video/*.c"
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dnl Enable/disable various subsystems of the SDL library
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AC_ARG_ENABLE(atomic,
AC_HELP_STRING([--enable-atomic], [Enable the atomic operations subsystem [[default=yes]]]),
, enable_atomic=yes)
if test x$enable_atomic != xyes; then
AC_DEFINE(SDL_ATOMIC_DISABLED)
fi
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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 $srcdir/src/haptic/*.c"
fi
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AC_ARG_ENABLE(power,
AC_HELP_STRING([--enable-power], [Enable the power subsystem [[default=yes]]]),
, enable_power=yes)
if test x$enable_power != xyes; then
AC_DEFINE(SDL_POWER_DISABLED)
else
SOURCES="$SOURCES $srcdir/src/power/*.c"
fi
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AC_ARG_ENABLE(threads,
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AC_HELP_STRING([--enable-threads], [Enable the threading subsystem [[default=yes]]]),
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, enable_threads=yes)
if test x$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 set this to use on systems that use lib64 instead of lib
base_libdir=`echo \${libdir} | sed 's/.*\/\(.*\)/\1/; q'`
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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 $srcdir/src/audio/dma/*.c"
have_audio=yes
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# We may need to link with ossaudio emulation library
573
case "$host" in
574
*-*-openbsd*|*-*-netbsd*)
575
EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lossaudio";;
576
esac
577
578
579
580
581
582
583
584
fi
fi
}
dnl See if the ALSA audio interface is supported
CheckALSA()
{
AC_ARG_ENABLE(alsa,
585
AC_HELP_STRING([--enable-alsa], [support the ALSA audio API [[default=yes]]]),
586
587
, enable_alsa=yes)
if test x$enable_audio = xyes -a x$enable_alsa = xyes; then
588
AM_PATH_ALSA(0.9.0, have_alsa=yes, have_alsa=no)
589
590
591
592
# Restore all flags from before the ALSA detection runs
CFLAGS="$alsa_save_CFLAGS"
LDFLAGS="$alsa_save_LDFLAGS"
LIBS="$alsa_save_LIBS"
593
if test x$have_alsa = xyes; then
594
AC_ARG_ENABLE(alsa-shared,
595
AC_HELP_STRING([--enable-alsa-shared], [dynamically load ALSA audio support [[default=yes]]]),
596
597
, enable_alsa_shared=yes)
if test "x`echo $ALSA_LIBS | grep -- -L`" = "x"; then
598
599
600
601
602
603
if test "x`ls /$base_libdir/libasound.so.* 2> /dev/null`" != "x"; then
ALSA_LIBS="-L/$base_libdir $ALSA_LIBS"
elif test "x`ls /usr/$base_libdir/libasound.so.* 2> /dev/null`" != "x"; then
ALSA_LIBS="-L/usr/$base_libdir $ALSA_LIBS"
elif test "x`ls /usr/local/$base_libdir/libasound.so.* 2> /dev/null`" != "x"; then
ALSA_LIBS="-L/usr/local/$base_libdir $ALSA_LIBS"
604
605
606
fi
fi
alsa_lib_spec=`echo $ALSA_LIBS | sed 's/.*-L\([[^ ]]*\).*/\1\/libasound.so.*/'`
607
if test x$alsa_lib_spec = x; then
608
609
alsa_lib_spec="/usr/$base_libdir/libasound.so.*"
fi
610
alsa_lib=`ls -- $alsa_lib_spec | sed 's/.*\/\(.*\)/\1/; q'`
611
612
613
614
echo "-- $alsa_lib_spec -> $alsa_lib"
AC_DEFINE(SDL_AUDIO_DRIVER_ALSA)
SOURCES="$SOURCES $srcdir/src/audio/alsa/*.c"
615
EXTRA_CFLAGS="$EXTRA_CFLAGS $ALSA_CFLAGS"
616
617
if test x$have_loadso != xyes && \
test x$enable_alsa_shared = xyes; then
618
AC_MSG_WARN([You must have SDL_LoadObject() support for dynamic ALSA loading])
619
620
621
622
623
fi
if test x$have_loadso = xyes && \
test x$enable_alsa_shared = xyes && test x$alsa_lib != x; then
AC_DEFINE_UNQUOTED(SDL_AUDIO_DRIVER_ALSA_DYNAMIC, "$alsa_lib")
else
624
EXTRA_LDFLAGS="$EXTRA_LDFLAGS $ALSA_LIBS"
625
626
627
628
fi
have_audio=yes
fi
fi
629
630
}
631
632
633
634
635
636
637
638
639
640
641
642
643
dnl Check whether we want to use IRIX 6.5+ native audio or not
CheckDMEDIA()
{
if test x$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
])
644
AC_MSG_RESULT($have_dmedia)
645
646
# Set up files for the audio library
if test x$have_dmedia = xyes; then
647
648
AC_DEFINE(SDL_AUDIO_DRIVER_DMEDIA)
SOURCES="$SOURCES $srcdir/src/audio/dmedia/*.c"
649
EXTRA_LDFLAGS="$EXTRA_LDFLAGS -laudio"
650
have_audio=yes
651
652
653
654
fi
fi
}
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
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 $srcdir/src/audio/mme/*.c"
686
687
EXTRA_CFLAGS="$EXTRA_CFLAGS $MME_CFLAGS"
EXTRA_LDFLAGS="$EXTRA_LDFLAGS $MME_LIBS"
688
689
690
691
692
have_audio=yes
fi
fi
}
693
694
695
696
dnl Find the ESD includes and libraries
CheckESD()
{
AC_ARG_ENABLE(esd,
697
AC_HELP_STRING([--enable-esd], [support the Enlightened Sound Daemon [[default=yes]]]),
698
699
, enable_esd=yes)
if test x$enable_audio = xyes -a x$enable_esd = xyes; then
700
701
AM_PATH_ESD(0.2.8, have_esd=yes, have_esd=no)
if test x$have_esd = xyes; then
702
AC_ARG_ENABLE(esd-shared,
703
AC_HELP_STRING([--enable-esd-shared], [dynamically load ESD audio support [[default=yes]]]),
704
, enable_esd_shared=yes)
705
esd_lib_spec=`echo $ESD_LIBS | sed 's/.*-L\([[^ ]]*\).*/\1\/libesd.so.*/'`
706
if test x$esd_lib_spec = x; then
707
708
esd_lib_spec="/usr/$base_libdir/libesd.so.*"
fi
709
esd_lib=`ls -- $esd_lib_spec | sed 's/.*\/\(.*\)/\1/; q'`
710
echo "-- $esd_lib_spec -> $esd_lib"
711
712
713
AC_DEFINE(SDL_AUDIO_DRIVER_ESD)
SOURCES="$SOURCES $srcdir/src/audio/esd/*.c"
714
EXTRA_CFLAGS="$EXTRA_CFLAGS $ESD_CFLAGS"
715
if test x$have_loadso != xyes && \
716
test x$enable_esd_shared = xyes; then
717
AC_MSG_WARN([You must have SDL_LoadObject() support for dynamic ESD loading])
718
fi
719
if test x$have_loadso = xyes && \
720
test x$enable_esd_shared = xyes && test x$esd_lib != x; then
721
AC_DEFINE_UNQUOTED(SDL_AUDIO_DRIVER_ESD_DYNAMIC, "$esd_lib")
722
else
723
EXTRA_LDFLAGS="$EXTRA_LDFLAGS $ESD_LIBS"
724
fi
725
have_audio=yes
726
fi
727
728
729
fi
}
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
dnl Find PulseAudio
CheckPulseAudio()
{
AC_ARG_ENABLE(pulseaudio,
AC_HELP_STRING([--enable-pulseaudio], [use PulseAudio [[default=yes]]]),
, enable_pulseaudio=yes)
if test x$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 $PULSEAUDIO_LIBS | grep -- -L`" = "x"; then
757
758
759
760
761
762
if test "x`ls /$base_libdir/libpulse-simple.so.* 2> /dev/null`" != "x"; then
PULSE_LIBS="-L/$base_libdir $PULSE_LIBS"
elif test "x`ls /usr/$base_libdir/libpulse-simple.so.* 2> /dev/null`" != "x"; then
PULSE_LIBS="-L/usr/$base_libdir $PULSE_LIBS"
elif test "x`ls /usr/local/$base_libdir/libpulse-simple.so.* 2> /dev/null`" != "x"; then
PULSE_LIBS="-L/usr/local/$base_libdir $PULSE_LIBS"
763
764
765
fi
fi
pulseaudio_lib_spec=`echo $PULSEAUDIO_LIBS | sed 's/.*-L\([[^ ]]*\).*/\1\/libpulse-simple.so.*/'`
766
if test x$pulse_lib_spec = x; then
767
768
pulse_lib_spec="/usr/$base_libdir/libpulse-simple.so.*"
fi
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
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 $PULSEAUDIO_LIBS"
fi
have_audio=yes
fi
fi
}
790
791
792
CheckARTSC()
{
AC_ARG_ENABLE(arts,
793
AC_HELP_STRING([--enable-arts], [support the Analog Real Time Synthesizer [[default=yes]]]),
794
795
, enable_arts=yes)
if test x$enable_audio = xyes -a x$enable_arts = xyes; then
796
797
AC_PATH_PROG(ARTSCONFIG, artsc-config)
if test x$ARTSCONFIG = x -o x$ARTSCONFIG = x'"$ARTSCONFIG"'; then
798
799
: # arts isn't installed
else
800
801
802
ARTS_CFLAGS=`$ARTSCONFIG --cflags`
ARTS_LIBS=`$ARTSCONFIG --libs`
ARTS_PREFIX=`$ARTSCONFIG --arts-prefix`
803
804
805
AC_MSG_CHECKING(for aRts development environment)
audio_arts=no
save_CFLAGS="$CFLAGS"
806
CFLAGS="$CFLAGS $ARTS_CFLAGS"
807
808
809
810
811
812
813
814
815
816
AC_TRY_COMPILE([
#include <artsc.h>
],[
arts_stream_t stream;
],[
audio_arts=yes
])
CFLAGS="$save_CFLAGS"
AC_MSG_RESULT($audio_arts)
if test x$audio_arts = xyes; then
817
AC_ARG_ENABLE(arts-shared,
818
AC_HELP_STRING([--enable-arts-shared], [dynamically load aRts audio support [[default=yes]]]),
819
, enable_arts_shared=yes)
820
arts_lib_spec="$ARTS_PREFIX/$base_libdir/libartsc.so.*"
821
arts_lib=`ls -- $arts_lib_spec | sed 's/.*\/\(.*\)/\1/; q'`
822
echo "-- $arts_lib_spec -> $arts_lib"
823
824
825
AC_DEFINE(SDL_AUDIO_DRIVER_ARTS)
SOURCES="$SOURCES $srcdir/src/audio/arts/*.c"
826
EXTRA_CFLAGS="$EXTRA_CFLAGS $ARTS_CFLAGS"
827
if test x$have_loadso != xyes && \
828
test x$enable_arts_shared = xyes; then
829
AC_MSG_WARN([You must have SDL_LoadObject() support for dynamic ARTS loading])
830
fi
831
if test x$have_loadso = xyes && \
832
test x$enable_arts_shared = xyes && test x$arts_lib != x; then
833
AC_DEFINE_UNQUOTED(SDL_AUDIO_DRIVER_ARTS_DYNAMIC, "$arts_lib")
834
else
835
EXTRA_LDFLAGS="$EXTRA_LDFLAGS $ARTS_LIBS"
836
fi
837
have_audio=yes
838
839
840
841
842
843
844
845
846
fi
fi
fi
}
dnl See if the NAS audio interface is supported
CheckNAS()
{
AC_ARG_ENABLE(nas,
847
AC_HELP_STRING([--enable-nas], [support the NAS audio API [[default=yes]]]),
848
, enable_nas=yes)
849
if test x$enable_audio = xyes -a x$enable_nas = xyes; then
850
851
852
AC_CHECK_HEADER(audio/audiolib.h, have_nas_hdr=yes)
AC_CHECK_LIB(audio, AuOpenServer, have_nas_lib=yes)
853
854
AC_MSG_CHECKING(for NAS audio support)
have_nas=no
855
856
857
858
859
860
if test x$have_nas_hdr = xyes -a x$have_nas_lib = xyes; then
have_nas=yes
NAS_LIBS="-laudio"
elif test -r /usr/X11R6/include/audio/audiolib.h; then
861
have_nas=yes
862
NAS_CFLAGS="-I/usr/X11R6/include/"
863
NAS_LIBS="-L/usr/X11R6/lib -laudio -lXt"
864
865
866
867
868
869
dnl On IRIX, the NAS includes are in a different directory,
dnl and libnas must be explicitly linked in
elif test -r /usr/freeware/include/nas/audiolib.h; then
have_nas=yes
870
NAS_LIBS="-lnas -lXt"
871
fi
872
873
AC_MSG_RESULT($have_nas)
874
875
if test x$have_nas = xyes; then
876
877
878
879
880
881
882
883
884
885
886
887
888
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.*/'`
889
if test x$nas_lib_spec = x; then
890
891
nas_lib_spec="/usr/$base_libdir/libaudio.so.*"
fi
892
893
894
895
896
897
898
899
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 && \
900
test x$enable_nas_shared = xyes && test x$nas_lib != x; then
901
902
903
904
905
AC_DEFINE_UNQUOTED(SDL_AUDIO_DRIVER_NAS_DYNAMIC, "$nas_lib")
else
EXTRA_LDFLAGS="$EXTRA_LDFLAGS $NAS_LIBS"
fi
906
907
AC_DEFINE(SDL_AUDIO_DRIVER_NAS)
SOURCES="$SOURCES $srcdir/src/audio/nas/*.c"
908
EXTRA_CFLAGS="$EXTRA_CFLAGS $NAS_CFLAGS"
909
910
have_audio=yes
fi
911
912
913
fi
}
914
915
916
917
dnl rcg07142001 See if the user wants the disk writer audio driver...
CheckDiskAudio()
{
AC_ARG_ENABLE(diskaudio,
918
AC_HELP_STRING([--enable-diskaudio], [support the disk writer audio driver [[default=yes]]]),
919
, enable_diskaudio=yes)
920
if test x$enable_audio = xyes -a x$enable_diskaudio = xyes; then
921
922
AC_DEFINE(SDL_AUDIO_DRIVER_DISK)
SOURCES="$SOURCES $srcdir/src/audio/disk/*.c"
923
924
925
fi
}
926
927
928
929
dnl rcg03142006 See if the user wants the dummy audio driver...
CheckDummyAudio()
{
AC_ARG_ENABLE(dummyaudio,
930
AC_HELP_STRING([--enable-dummyaudio], [support the dummy audio driver [[default=yes]]]),
931
932
933
934
935
936
937
, enable_dummyaudio=yes)
if test x$enable_audio = xyes -a x$enable_dummyaudio = xyes; then
AC_DEFINE(SDL_AUDIO_DRIVER_DUMMY)
SOURCES="$SOURCES $srcdir/src/audio/dummy/*.c"
fi
}
938
939
940
941
942
943
944
945
946
dnl See if GCC's -fvisibility=hidden is supported (gcc4 and later, usually).
dnl Details of this flag are here: http://gcc.gnu.org/wiki/Visibility
CheckVisibilityHidden()
{
AC_MSG_CHECKING(for GCC -fvisibility=hidden option)
have_gcc_fvisibility=no
visibility_CFLAGS="-fvisibility=hidden"
save_CFLAGS="$CFLAGS"
947
CFLAGS="$save_CFLAGS $visibility_CFLAGS -Werror"
948
AC_TRY_COMPILE([
949
950
951
#if !defined(__GNUC__) || __GNUC__ < 4
#error SDL only uses visibility attributes in GCC 4 or newer
#endif
952
953
954
955
956
957
958
959
],[
],[
have_gcc_fvisibility=yes
])
AC_MSG_RESULT($have_gcc_fvisibility)
CFLAGS="$save_CFLAGS"
if test x$have_gcc_fvisibility = xyes; then
960
EXTRA_CFLAGS="$EXTRA_CFLAGS $visibility_CFLAGS"
961
962
963
964
fi
}
965
966
967
968
dnl Find the X11 include and library directories
CheckX11()
{
AC_ARG_ENABLE(video-x11,
969
AC_HELP_STRING([--enable-video-x11], [use X11 video driver [[default=yes]]]),
970
971
, enable_video_x11=yes)
if test x$enable_video = xyes -a x$enable_video_x11 = xyes; then
972
case "$host" in
973
974
*-*-darwin*)
# This isn't necessary for X11, but fixes GLX detection
975
if test "x$x_includes" = xNONE && test "x$x_libraries" = xNONE; then
976
977
978
979
980
x_includes="/usr/X11R6/include"
x_libraries="/usr/X11R6/lib"
fi
;;
esac
981
982
983
AC_PATH_X
AC_PATH_XTRA
if test x$have_x = xyes; then
984
985
986
987
988
# Only allow dynamically loaded X11 if the X11 function pointers
# will not end up in the global namespace, which causes problems
# with other libraries calling X11 functions.
x11_symbols_private=$have_gcc_fvisibility
989
AC_ARG_ENABLE(x11-shared,
990
991
AC_HELP_STRING([--enable-x11-shared], [dynamically load X11 support [[default=maybe]]]),
, enable_x11_shared=maybe)
992
993
case "$host" in
994
*-*-darwin*) # Latest Mac OS X actually ships with Xrandr/Xrender libs...
995
x11_symbols_private=yes
996
997
x11_lib='/usr/X11R6/lib/libX11.6.dylib'
x11ext_lib='/usr/X11R6/lib/libXext.6.dylib'
998
xrender_lib='/usr/X11R6/lib/libXrender.1.dylib'
999
xrandr_lib='/usr/X11R6/lib/libXrandr.2.dylib'
1000
xinput_lib='/usr/X11R6/lib/libXi.6.dylib'