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configure.in
2913 lines (2733 loc) · 103 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($srcdir/build-scripts)
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dnl Save the CFLAGS to see whether they were passed in or generated
orig_CFLAGS="$CFLAGS"
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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 - $SDL_INTERFACE_AGE`
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m4_pattern_allow([^LT_])
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AC_SUBST(LT_RELEASE)
AC_SUBST(LT_CURRENT)
AC_SUBST(LT_REVISION)
AC_SUBST(LT_AGE)
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dnl Detect the canonical build and host environments
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dnl AC_CANONICAL_HOST
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dnl Check for tools
AC_PROG_LIBTOOL
AC_PROG_CC
AC_PROG_CXX
AC_PROG_INSTALL
AC_PROG_MAKE_SET
if test -z "$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=""
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BASE_LDFLAGS=""
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;;
esac
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BUILD_CFLAGS="$CFLAGS $CPPFLAGS"
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# The default optimization for SDL 1.3 is -O3 (Bug #31)
if test x$orig_CFLAGS = x; then
BUILD_CFLAGS=`echo $BUILD_CFLAGS | sed 's/-O2/-O3/'`
fi
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EXTRA_CFLAGS="$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 $lib
return
fi
done
}
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dnl Check for compiler characteristics
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AC_C_CONST
AC_C_INLINE
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AC_C_VOLATILE
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dnl See whether we want assertions for debugging/sanity checking SDL itself.
AC_ARG_ENABLE(assertions,
AC_HELP_STRING([--enable-assertions],
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[Enable internal sanity checks (auto/disabled/release/enabled/paranoid) [[default=auto]]]),
, enable_assertions=auto)
case "$enable_assertions" in
auto) # Use optimization settings to determine assertion level
;;
disabled)
AC_DEFINE(SDL_DEFAULT_ASSERT_LEVEL, 0)
;;
release)
AC_DEFINE(SDL_DEFAULT_ASSERT_LEVEL, 1)
;;
enabled)
AC_DEFINE(SDL_DEFAULT_ASSERT_LEVEL, 2)
;;
paranoid)
AC_DEFINE(SDL_DEFAULT_ASSERT_LEVEL, 3)
;;
*)
AC_MSG_ERROR([*** unknown assertion level. stop.])
;;
esac
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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_FUNC(mprotect,
AC_TRY_COMPILE([
#include <sys/types.h>
#include <sys/mman.h>
],[
],[
AC_DEFINE(HAVE_MPROTECT)
]),
)
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AC_CHECK_FUNCS(malloc calloc realloc free getenv setenv 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 sysconf sysctlbyname)
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AC_CHECK_LIB(m, pow, [LIBS="$LIBS -lm"; EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lm"])
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AC_CHECK_FUNCS(atan atan2 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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dnl See whether we can use gcc atomic operations on this architecture
AC_ARG_ENABLE(gcc-atomics,
AC_HELP_STRING([--enable-gcc-atomics],
[Use gcc builtin atomics [[default=yes]]]),
, enable_gcc_atomics=yes)
if test x$enable_gcc_atomics = xyes; then
have_gcc_atomics=no
AC_MSG_CHECKING(for GCC builtin atomic operations)
AC_TRY_LINK([
],[
int a;
void *x, *y, *z;
__sync_lock_test_and_set(&a, 4);
__sync_fetch_and_add(&a, 1);
__sync_bool_compare_and_swap(&a, 5, 10);
__sync_bool_compare_and_swap(&x, y, z);
],[
have_gcc_atomics=yes
])
AC_MSG_RESULT($have_gcc_atomics)
if test x$have_gcc_mmd_mt = xyes; then
AC_DEFINE(HAVE_GCC_ATOMICS)
fi
fi
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# Standard C sources
SOURCES="$SOURCES $srcdir/src/*.c"
SOURCES="$SOURCES $srcdir/src/audio/*.c"
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SOURCES="$SOURCES $srcdir/src/atomic/*.c"
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SOURCES="$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
;;
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*)
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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 $mmx_CFLAGS"
AC_TRY_COMPILE([
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#ifdef __MINGW32__
#include <_mingw.h>
#ifdef __MINGW64_VERSION_MAJOR
#include <intrin.h>
#else
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#include <mmintrin.h>
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#endif
#else
#include <mmintrin.h>
#endif
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#ifndef __MMX__
#error Assembler CPP flag not enabled
#endif
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],[
],[
have_gcc_mmx=yes
])
AC_MSG_RESULT($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 $sse_CFLAGS"
AC_TRY_COMPILE([
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#ifdef __MINGW32__
#include <_mingw.h>
#ifdef __MINGW64_VERSION_MAJOR
#include <intrin.h>
#else
#include <xmmintrin.h>
#endif
#else
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#include <xmmintrin.h>
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#endif
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#ifndef __SSE__
#error Assembler CPP flag not enabled
#endif
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],[
],[
have_gcc_sse=yes
])
AC_MSG_RESULT($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 $sse2_CFLAGS"
AC_TRY_COMPILE([
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#ifdef __MINGW32__
#include <_mingw.h>
#ifdef __MINGW64_VERSION_MAJOR
#include <intrin.h>
#else
#include <emmintrin.h>
#endif
#else
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#include <emmintrin.h>
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#endif
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#ifndef __SSE2__
#error Assembler CPP flag not enabled
#endif
],[
],[
have_gcc_sse2=yes
])
AC_MSG_RESULT($have_gcc_sse2)
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CFLAGS="$save_CFLAGS"
566
567
568
569
570
571
if test x$have_gcc_sse2 = xyes; then
EXTRA_CFLAGS="$EXTRA_CFLAGS $sse2_CFLAGS"
fi
fi
572
573
574
575
576
577
AC_ARG_ENABLE(altivec,
AC_HELP_STRING([--enable-altivec], [use Altivec assembly routines [[default=yes]]]),
, enable_altivec=yes)
if test x$enable_altivec = xyes; then
save_CFLAGS="$CFLAGS"
have_gcc_altivec=no
578
have_altivec_h_hdr=no
579
580
581
altivec_CFLAGS="-maltivec"
CFLAGS="$save_CFLAGS $altivec_CFLAGS"
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
AC_MSG_CHECKING(for Altivec with GCC altivec.h and -maltivec option)
AC_TRY_COMPILE([
#include <altivec.h>
vector unsigned int vzero() {
return vec_splat_u32(0);
}
],[
],[
have_gcc_altivec=yes
have_altivec_h_hdr=yes
])
AC_MSG_RESULT($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)
606
607
608
fi
if test x$have_gcc_altivec = xno; then
609
AC_MSG_CHECKING(for Altivec with GCC altivec.h and -faltivec option)
610
611
altivec_CFLAGS="-faltivec"
CFLAGS="$save_CFLAGS $altivec_CFLAGS"
612
613
614
615
616
617
618
619
620
621
622
AC_TRY_COMPILE([
#include <altivec.h>
vector unsigned int vzero() {
return vec_splat_u32(0);
}
],[
],[
have_gcc_altivec=yes
have_altivec_h_hdr=yes
])
AC_MSG_RESULT($have_gcc_altivec)
623
fi
624
625
626
627
628
629
630
631
632
633
634
635
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)
636
637
638
639
640
641
642
643
644
645
646
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 $altivec_CFLAGS"
fi
fi
647
fi
648
649
650
651
652
dnl See if the OSS audio interface is supported
CheckOSS()
{
AC_ARG_ENABLE(oss,
653
AC_HELP_STRING([--enable-oss], [support the OSS audio API [[default=yes]]]),
654
655
656
657
, enable_oss=yes)
if test x$enable_audio = xyes -a x$enable_oss = xyes; then
AC_MSG_CHECKING(for OSS audio support)
have_oss=no
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
if test x$have_oss != xyes; then
AC_TRY_COMPILE([
#include <sys/soundcard.h>
],[
int arg = SNDCTL_DSP_SETFRAGMENT;
],[
have_oss=yes
])
fi
if test x$have_oss != xyes; then
AC_TRY_COMPILE([
#include <soundcard.h>
],[
int arg = SNDCTL_DSP_SETFRAGMENT;
],[
have_oss=yes
674
AC_DEFINE(SDL_AUDIO_DRIVER_OSS_SOUNDCARD_H)
675
676
])
fi
677
678
AC_MSG_RESULT($have_oss)
if test x$have_oss = xyes; then
679
680
681
682
683
AC_DEFINE(SDL_AUDIO_DRIVER_OSS)
SOURCES="$SOURCES $srcdir/src/audio/dsp/*.c"
SOURCES="$SOURCES $srcdir/src/audio/dma/*.c"
have_audio=yes
684
# We may need to link with ossaudio emulation library
685
case "$host" in
686
*-*-openbsd*|*-*-netbsd*)
687
EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lossaudio";;
688
esac
689
690
691
692
693
694
695
696
fi
fi
}
dnl See if the ALSA audio interface is supported
CheckALSA()
{
AC_ARG_ENABLE(alsa,
697
AC_HELP_STRING([--enable-alsa], [support the ALSA audio API [[default=yes]]]),
698
699
, enable_alsa=yes)
if test x$enable_audio = xyes -a x$enable_alsa = xyes; then
700
AM_PATH_ALSA(0.9.0, have_alsa=yes, have_alsa=no)
701
702
703
704
# Restore all flags from before the ALSA detection runs
CFLAGS="$alsa_save_CFLAGS"
LDFLAGS="$alsa_save_LDFLAGS"
LIBS="$alsa_save_LIBS"
705
if test x$have_alsa = xyes; then
706
AC_ARG_ENABLE(alsa-shared,
707
AC_HELP_STRING([--enable-alsa-shared], [dynamically load ALSA audio support [[default=yes]]]),
708
, enable_alsa_shared=yes)
709
alsa_lib=[`find_lib "libasound.so.*" "$ALSA_LIBS" | sed 's/.*\/\(.*\)/\1/; q'`]
710
711
712
AC_DEFINE(SDL_AUDIO_DRIVER_ALSA)
SOURCES="$SOURCES $srcdir/src/audio/alsa/*.c"
713
EXTRA_CFLAGS="$EXTRA_CFLAGS $ALSA_CFLAGS"
714
715
if test x$have_loadso != xyes && \
test x$enable_alsa_shared = xyes; then
716
AC_MSG_WARN([You must have SDL_LoadObject() support for dynamic ALSA loading])
717
718
719
fi
if test x$have_loadso = xyes && \
test x$enable_alsa_shared = xyes && test x$alsa_lib != x; then
720
echo "-- dynamic libasound -> $alsa_lib"
721
722
AC_DEFINE_UNQUOTED(SDL_AUDIO_DRIVER_ALSA_DYNAMIC, "$alsa_lib")
else
723
EXTRA_LDFLAGS="$EXTRA_LDFLAGS $ALSA_LIBS"
724
725
726
727
fi
have_audio=yes
fi
fi
728
729
}
730
731
732
733
734
735
736
737
738
739
740
741
742
dnl Check whether we want to use IRIX 6.5+ native audio or not
CheckDMEDIA()
{
if test x$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
])
743
AC_MSG_RESULT($have_dmedia)
744
745
# Set up files for the audio library
if test x$have_dmedia = xyes; then
746
747
AC_DEFINE(SDL_AUDIO_DRIVER_DMEDIA)
SOURCES="$SOURCES $srcdir/src/audio/dmedia/*.c"
748
EXTRA_LDFLAGS="$EXTRA_LDFLAGS -laudio"
749
have_audio=yes
750
751
752
753
fi
fi
}
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
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 $srcdir/src/audio/mme/*.c"
785
786
EXTRA_CFLAGS="$EXTRA_CFLAGS $MME_CFLAGS"
EXTRA_LDFLAGS="$EXTRA_LDFLAGS $MME_LIBS"
787
788
789
790
791
have_audio=yes
fi
fi
}
792
793
794
795
dnl Find the ESD includes and libraries
CheckESD()
{
AC_ARG_ENABLE(esd,
796
AC_HELP_STRING([--enable-esd], [support the Enlightened Sound Daemon [[default=yes]]]),
797
798
, enable_esd=yes)
if test x$enable_audio = xyes -a x$enable_esd = xyes; then
799
800
AM_PATH_ESD(0.2.8, have_esd=yes, have_esd=no)
if test x$have_esd = xyes; then
801
AC_ARG_ENABLE(esd-shared,
802
AC_HELP_STRING([--enable-esd-shared], [dynamically load ESD audio support [[default=yes]]]),
803
, enable_esd_shared=yes)
804
esd_lib=[`find_lib "libesd.so.*" "$ESD_LIBS" | sed 's/.*\/\(.*\)/\1/; q'`]
805
806
807
AC_DEFINE(SDL_AUDIO_DRIVER_ESD)
SOURCES="$SOURCES $srcdir/src/audio/esd/*.c"
808
EXTRA_CFLAGS="$EXTRA_CFLAGS $ESD_CFLAGS"
809
if test x$have_loadso != xyes && \
810
test x$enable_esd_shared = xyes; then
811
AC_MSG_WARN([You must have SDL_LoadObject() support for dynamic ESD loading])
812
fi
813
if test x$have_loadso = xyes && \
814
test x$enable_esd_shared = xyes && test x$esd_lib != x; then
815
echo "-- dynamic libesd -> $esd_lib"
816
AC_DEFINE_UNQUOTED(SDL_AUDIO_DRIVER_ESD_DYNAMIC, "$esd_lib")
817
else
818
EXTRA_LDFLAGS="$EXTRA_LDFLAGS $ESD_LIBS"
819
fi
820
have_audio=yes
821
fi
822
823
824
fi
}
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
dnl Find PulseAudio
CheckPulseAudio()
{
AC_ARG_ENABLE(pulseaudio,
AC_HELP_STRING([--enable-pulseaudio], [use PulseAudio [[default=yes]]]),
, enable_pulseaudio=yes)
if test x$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=`$PKG_CONFIG --libs libpulse-simple`
audio_pulseaudio=yes
843
fi
844
845
846
847
848
849
850
fi
AC_MSG_RESULT($audio_pulseaudio)
if test x$audio_pulseaudio = xyes; then
AC_ARG_ENABLE(pulseaudio-shared,
AC_HELP_STRING([--enable-pulseaudio-shared], [dynamically load PulseAudio support [[default=yes]]]),
, enable_pulseaudio_shared=yes)
851
pulseaudio_lib=[`find_lib "libpulse-simple.so.*" "$PULSEAUDIO_LIBS" | sed 's/.*\/\(.*\)/\1/; q'`]
852
853
854
855
856
857
858
859
860
861
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
862
echo "-- dynamic libpulse-simple -> $pulseaudio_lib"
863
864
865
866
867
868
869
870
871
AC_DEFINE_UNQUOTED(SDL_AUDIO_DRIVER_PULSEAUDIO_DYNAMIC, "$pulseaudio_lib")
else
EXTRA_LDFLAGS="$EXTRA_LDFLAGS $PULSEAUDIO_LIBS"
fi
have_audio=yes
fi
fi
}
872
873
874
CheckARTSC()
{
AC_ARG_ENABLE(arts,
875
AC_HELP_STRING([--enable-arts], [support the Analog Real Time Synthesizer [[default=yes]]]),
876
877
, enable_arts=yes)
if test x$enable_audio = xyes -a x$enable_arts = xyes; then
878
879
AC_PATH_PROG(ARTSCONFIG, artsc-config)
if test x$ARTSCONFIG = x -o x$ARTSCONFIG = x'"$ARTSCONFIG"'; then
880
881
: # arts isn't installed
else
882
883
ARTS_CFLAGS=`$ARTSCONFIG --cflags`
ARTS_LIBS=`$ARTSCONFIG --libs`
884
885
886
AC_MSG_CHECKING(for aRts development environment)
audio_arts=no
save_CFLAGS="$CFLAGS"
887
CFLAGS="$CFLAGS $ARTS_CFLAGS"
888
889
890
891
892
893
894
895
896
897
AC_TRY_COMPILE([
#include <artsc.h>
],[
arts_stream_t stream;
],[
audio_arts=yes
])
CFLAGS="$save_CFLAGS"
AC_MSG_RESULT($audio_arts)
if test x$audio_arts = xyes; then
898
AC_ARG_ENABLE(arts-shared,
899
AC_HELP_STRING([--enable-arts-shared], [dynamically load aRts audio support [[default=yes]]]),
900
, enable_arts_shared=yes)
901
arts_lib=[`find_lib "libartsc.so.*" "$ARTS_LIBS" | sed 's/.*\/\(.*\)/\1/; q'`]
902
903
904
AC_DEFINE(SDL_AUDIO_DRIVER_ARTS)
SOURCES="$SOURCES $srcdir/src/audio/arts/*.c"
905
EXTRA_CFLAGS="$EXTRA_CFLAGS $ARTS_CFLAGS"
906
if test x$have_loadso != xyes && \
907
test x$enable_arts_shared = xyes; then
908
AC_MSG_WARN([You must have SDL_LoadObject() support for dynamic ARTS loading])
909
fi
910
if test x$have_loadso = xyes && \
911
test x$enable_arts_shared = xyes && test x$arts_lib != x; then
912
echo "-- dynamic libartsc -> $arts_lib"
913
AC_DEFINE_UNQUOTED(SDL_AUDIO_DRIVER_ARTS_DYNAMIC, "$arts_lib")
914
else
915
EXTRA_LDFLAGS="$EXTRA_LDFLAGS $ARTS_LIBS"
916
fi
917
have_audio=yes
918
919
920
921
922
923
924
925
926
fi
fi
fi
}
dnl See if the NAS audio interface is supported
CheckNAS()
{
AC_ARG_ENABLE(nas,
927
AC_HELP_STRING([--enable-nas], [support the NAS audio API [[default=yes]]]),
928
, enable_nas=yes)
929
if test x$enable_audio = xyes -a x$enable_nas = xyes; then
930
931
932
AC_CHECK_HEADER(audio/audiolib.h, have_nas_hdr=yes)
AC_CHECK_LIB(audio, AuOpenServer, have_nas_lib=yes)
933
934
AC_MSG_CHECKING(for NAS audio support)
have_nas=no
935
936
937
938
939
940
if test x$have_nas_hdr = xyes -a x$have_nas_lib = xyes; then
have_nas=yes
NAS_LIBS="-laudio"
elif test -r /usr/X11R6/include/audio/audiolib.h; then
941
have_nas=yes
942
NAS_CFLAGS="-I/usr/X11R6/include/"
943
NAS_LIBS="-L/usr/X11R6/lib -laudio -lXt"
944
945
946
947
948
949
dnl On IRIX, the NAS includes are in a different directory,
dnl and libnas must be explicitly linked in
elif test -r /usr/freeware/include/nas/audiolib.h; then
have_nas=yes
950
NAS_LIBS="-lnas -lXt"
951
fi
952
953
AC_MSG_RESULT($have_nas)
954
955
if test x$have_nas = xyes; then
956
957
958
AC_ARG_ENABLE(nas-shared,
AC_HELP_STRING([--enable-nas-shared], [dynamically load NAS audio support [[default=yes]]]),
, enable_nas_shared=yes)
959
nas_lib=[`find_lib "libaudio.so.*" "$NAS_LIBS" | sed 's/.*\/\(.*\)/\1/; q'`]
960
961
962
963
964
965
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$have_loadso = xyes && \
966
test x$enable_nas_shared = xyes && test x$nas_lib != x; then
967
echo "-- dynamic libaudio -> $nas_lib"
968
969
970
971
972
AC_DEFINE_UNQUOTED(SDL_AUDIO_DRIVER_NAS_DYNAMIC, "$nas_lib")
else
EXTRA_LDFLAGS="$EXTRA_LDFLAGS $NAS_LIBS"
fi
973
974
AC_DEFINE(SDL_AUDIO_DRIVER_NAS)
SOURCES="$SOURCES $srcdir/src/audio/nas/*.c"
975
EXTRA_CFLAGS="$EXTRA_CFLAGS $NAS_CFLAGS"
976
977
have_audio=yes
fi
978
979
980
fi
}
981
982
983
984
dnl rcg07142001 See if the user wants the disk writer audio driver...
CheckDiskAudio()
{
AC_ARG_ENABLE(diskaudio,
985
AC_HELP_STRING([--enable-diskaudio], [support the disk writer audio driver [[default=yes]]]),
986
, enable_diskaudio=yes)
987
if test x$enable_audio = xyes -a x$enable_diskaudio = xyes; then
988
989
AC_DEFINE(SDL_AUDIO_DRIVER_DISK)
SOURCES="$SOURCES $srcdir/src/audio/disk/*.c"
990
991
992
fi
}
993
994
995
996
dnl rcg03142006 See if the user wants the dummy audio driver...
CheckDummyAudio()
{
AC_ARG_ENABLE(dummyaudio,
997
AC_HELP_STRING([--enable-dummyaudio], [support the dummy audio driver [[default=yes]]]),
998
999
1000
, enable_dummyaudio=yes)
if test x$enable_audio = xyes -a x$enable_dummyaudio = xyes; then
AC_DEFINE(SDL_AUDIO_DRIVER_DUMMY)