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superbuild/modules/SDL2/configure.ac

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dnl Process this file with autoconf to produce a configure script.
AC_PREREQ([2.63])
AC_INIT
AC_CONFIG_SRCDIR([src/SDL.c])
AC_CONFIG_HEADERS([include/SDL_config.h])
AC_CONFIG_AUX_DIR([build-scripts])
AC_CONFIG_MACRO_DIR([acinclude])
dnl Save the CFLAGS to see whether they were passed in or generated
orig_CFLAGS="$CFLAGS"
dnl Set various version strings - taken gratefully from the GTk sources
# See docs/release_checklist.md
SDL_MAJOR_VERSION=2
SDL_MINOR_VERSION=28
SDL_MICRO_VERSION=3
SDL_VERSION=$SDL_MAJOR_VERSION.$SDL_MINOR_VERSION.$SDL_MICRO_VERSION
SDL_BINARY_AGE=`expr $SDL_MINOR_VERSION \* 100 + $SDL_MICRO_VERSION`
AS_CASE(["$SDL_MINOR_VERSION"],
[*@<:@02468@:>@],
dnl Stable branch, 2.24.1 -> libSDL2-2.0.so.0.2400.1
[SDL_INTERFACE_AGE="$SDL_MICRO_VERSION"],
[*],
dnl Development branch, 2.23.1 -> libSDL2-2.0.so.0.2301.0
[SDL_INTERFACE_AGE=0])
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_INIT([win32-dll])
LT_LANG([Windows Resource])
# For historical reasons, the library name redundantly includes the major
# version twice: libSDL2-2.0.so.0.
# TODO: in SDL 3, stop using -release, which will simplify it to libSDL3.so.0
LT_RELEASE=2.0
# Increment this if there is an incompatible change - but if that happens,
# we should rename the library from SDL2 to SDL3, at which point this would
# reset to 0 anyway.
LT_MAJOR=0
LT_AGE=`expr $SDL_BINARY_AGE - $SDL_INTERFACE_AGE`
LT_CURRENT=`expr $LT_MAJOR + $LT_AGE`
LT_REVISION=$SDL_INTERFACE_AGE
m4_pattern_allow([^LT_])
AC_SUBST(LT_RELEASE)
AC_SUBST(LT_CURRENT)
AC_SUBST(LT_REVISION)
AC_SUBST(LT_AGE)
dnl Detect the canonical build and host environments
dnl AC_CANONICAL_HOST
dnl Check for tools
AC_PROG_AWK
AC_PROG_CC
AC_PROG_CXX
AC_PROG_EGREP
AC_PROG_FGREP
AC_PROG_INSTALL
AC_PROG_MAKE_SET
PKG_PROG_PKG_CONFIG
if [ test -z "$AWK" ]; then
AC_MSG_ERROR([*** awk not found, aborting])
fi
AC_CHECK_PROGS([SORT], [gsort sort], [false])
AS_IF([! "$SORT" -V </dev/null >/dev/null], [AC_MSG_WARN([sort(1) that supports the -V option is required to find dynamic libraries])])
dnl 64-bit file offsets if possible unless --disable-largefile is specified
AC_SYS_LARGEFILE
dnl Make sure that srcdir is a full pathname
case "$host" in
*-*-mingw*)
# Except on msys, where make can't handle full pathnames (bug 1972)
;;
*)
srcdir=`cd $srcdir && pwd`
;;
esac
dnl Set up the compiler and linker flags
INCLUDE="-I$srcdir/include"
dnl Don't use our khronos headers on QNX.
case "$host" in
*-*-nto-qnx*)
;;
*)
INCLUDE="$INCLUDE -idirafter $srcdir/src/video/khronos"
;;
esac
dnl use CXX for linker on Haiku
case "$host" in
*-*-haiku*)
LINKER='$(CXX)'
LIBTOOLLINKERTAG='CXX'
;;
*)
LINKER='$(CC)'
LIBTOOLLINKERTAG='CC'
;;
esac
AC_SUBST(LINKER)
AC_SUBST(LIBTOOLLINKERTAG)
if test x$srcdir != x.; then
INCLUDE="-Iinclude $INCLUDE"
elif test -d .git; then
AC_MSG_ERROR([
*** When building from a git clone you should configure and build in a
separate directory so you don't clobber SDL_config.h, SDL_revision.h
])
fi
BASE_CFLAGS=""
BASE_LDFLAGS=""
case "$host" in
*-*-cygwin*)
# We build SDL on cygwin without the UNIX emulation layer
save_CFLAGS="$CFLAGS"
have_no_cygwin=no
AC_MSG_CHECKING(for GCC -mno-cygwin option)
CFLAGS="$save_CFLAGS -mno-cygwin"
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([],[])], [have_no_cygwin=yes],[])
AC_MSG_RESULT($have_no_cygwin)
CFLAGS="$save_CFLAGS"
if test x$have_no_cygwin = xyes; then
BASE_CFLAGS="-mno-cygwin"
BASE_LDFLAGS="-mno-cygwin"
fi
BASE_CFLAGS="$BASE_CFLAGS -I/usr/include/mingw"
;;
esac
# Uncomment the following line if you want to force SDL and applications
# built with it to be compiled for a particular architecture.
#AX_GCC_ARCHFLAG([no], [BASE_CFLAGS="$BASE_CFLAGS $ax_cv_gcc_archflag]")
BUILD_CFLAGS="$CFLAGS $CPPFLAGS -DUSING_GENERATED_CONFIG_H"
# The default optimization for SDL is -O3 (Bug #31)
if test "x$orig_CFLAGS" = x; then
BUILD_CFLAGS=`echo $BUILD_CFLAGS | sed 's/-O2/-O3/'`
fi
EXTRA_CFLAGS="$INCLUDE $BASE_CFLAGS"
BUILD_LDFLAGS="$LDFLAGS"
EXTRA_LDFLAGS="$BASE_LDFLAGS"
## These are common directories to find software packages
#for path in /usr/freeware /usr/pkg /usr/X11R6 /usr/local; do
# 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$path/lib"
# fi
#done
SDL_CFLAGS="$BASE_CFLAGS"
SDL_LIBS="-lSDL2"
if test "x$BASE_LDFLAGS" != x; then
SDL_LIBS="$SDL_LIBS $BASE_LDFLAGS"
fi
if test "x$EXTRA_CFLAGS" != x; then
CPPFLAGS="$CPPFLAGS $EXTRA_CFLAGS"
CFLAGS="$CFLAGS $EXTRA_CFLAGS"
fi
if test "x$EXTRA_LDFLAGS" != x; then
LDFLAGS="$LDFLAGS $EXTRA_LDFLAGS"
fi
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 $env_lib_path $gcc_bin_path $gcc_lib_path $host_lib_path; do
lib=[`ls -- $path/$1 2>/dev/null | sed 's,.*/,,' | "$SORT" -V -r | $AWK 'BEGIN{FS="."}{ print NF, $0 }' | "$SORT" -n -s | sed 's,[0-9]* ,,' | head -1`]
if test x$lib != x; then
echo $lib
return
fi
done
}
dnl Check for compiler characteristics
AC_C_CONST
AC_C_INLINE
AC_C_VOLATILE
dnl See whether we want assertions for debugging/sanity checking SDL itself.
AC_ARG_ENABLE(assertions,
[AS_HELP_STRING([--enable-assertions],
[Enable internal sanity checks (auto/disabled/release/enabled/paranoid) [default=auto]])],
, enable_assertions=auto)
case "$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
dnl For use in static assertions
EXTRA_CFLAGS="$EXTRA_CFLAGS -DSDL_BUILD_MAJOR_VERSION=$SDL_MAJOR_VERSION -DSDL_BUILD_MINOR_VERSION=$SDL_MINOR_VERSION -DSDL_BUILD_MICRO_VERSION=$SDL_MICRO_VERSION"
dnl See whether we can use gcc style dependency tracking
AC_ARG_ENABLE(dependency-tracking,
[AS_HELP_STRING([--enable-dependency-tracking],
[Use gcc -MMD -MT dependency tracking [default=yes]])],
, enable_dependency_tracking=yes)
if test x$enable_dependency_tracking = xyes; then
have_gcc_mmd_mt=no
AC_MSG_CHECKING(for GCC -MMD -MT option)
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
#if !defined(__GNUC__) || __GNUC__ < 3
#error Dependency tracking requires GCC 3.0 or newer
#endif
]],[])], [have_gcc_mmd_mt=yes],[])
AC_MSG_RESULT($have_gcc_mmd_mt)
if test x$have_gcc_mmd_mt = xyes; then
DEPENDENCY_TRACKING_OPTIONS="-MMD -MT \$@"
fi
fi
AC_MSG_CHECKING(for linker option --no-undefined)
have_no_undefined=no
case "$host" in
dnl Skip this on platforms where it is just simply busted.
*-*-openbsd*)
;;
*)
save_LDFLAGS="$LDFLAGS"
LDFLAGS="$LDFLAGS -Wl,--no-undefined"
AC_LINK_IFELSE([AC_LANG_PROGRAM([],[])], [
have_no_undefined=yes
BUILD_LDFLAGS="$BUILD_LDFLAGS -Wl,--no-undefined"
],[])
LDFLAGS="$save_LDFLAGS"
;;
esac
AC_MSG_RESULT($have_no_undefined)
AC_MSG_CHECKING(for linker option --dynamicbase)
have_dynamicbase=no
case "$host" in
*)
save_LDFLAGS="$LDFLAGS"
LDFLAGS="$LDFLAGS -Wl,--dynamicbase"
AC_LINK_IFELSE([AC_LANG_PROGRAM([],[])], [
have_dynamicbase=yes
EXTRA_LDFLAGS="$EXTRA_LDFLAGS -Wl,--dynamicbase"
],[])
LDFLAGS="$save_LDFLAGS"
;;
esac
AC_MSG_RESULT($have_dynamicbase)
AC_MSG_CHECKING(for linker option --nxcompat)
have_nxcompat=no
case "$host" in
*)
save_LDFLAGS="$LDFLAGS"
LDFLAGS="$LDFLAGS -Wl,--nxcompat"
AC_LINK_IFELSE([AC_LANG_PROGRAM([],[])], [
have_nxcompat=yes
EXTRA_LDFLAGS="$EXTRA_LDFLAGS -Wl,--nxcompat"
],[])
LDFLAGS="$save_LDFLAGS"
;;
esac
AC_MSG_RESULT($have_nxcompat)
AC_MSG_CHECKING(for linker option --high-entropy-va)
have_high_entropy_va=no
case "$host" in
*)
save_LDFLAGS="$LDFLAGS"
LDFLAGS="$LDFLAGS -Wl,--high-entropy-va"
AC_LINK_IFELSE([AC_LANG_PROGRAM([],[])], [
have_high_entropy_va=yes
EXTRA_LDFLAGS="$EXTRA_LDFLAGS -Wl,--high-entropy-va"
],[])
LDFLAGS="$save_LDFLAGS"
;;
esac
AC_MSG_RESULT($have_high_entropy_va)
dnl See whether we are allowed to use the system C library
AC_ARG_ENABLE(libc,
[AS_HELP_STRING([--enable-libc], [Use the system C library [default=yes]])],
, enable_libc=yes)
dnl See whether we are allowed to use libiconv
AC_ARG_ENABLE(system-iconv,
[AS_HELP_STRING([--enable-system-iconv], [Use iconv() from system-installed libraries [default=yes]])],
, enable_system_iconv=yes)
if test x$enable_libc = xyes; then
AC_DEFINE(HAVE_LIBC, 1, [ ])
dnl Check for C library headers
dnl AC_CHECK_INCLUDES_DEFAULT is an autoconf-2.7x thing where AC_HEADER_STDC is deprecated.
m4_ifdef([AC_CHECK_INCLUDES_DEFAULT], [AC_CHECK_INCLUDES_DEFAULT], [AC_HEADER_STDC])
AC_CHECK_HEADERS(sys/types.h stdio.h stdlib.h stddef.h stdarg.h malloc.h memory.h string.h strings.h wchar.h inttypes.h stdint.h limits.h ctype.h math.h float.h iconv.h signal.h linux/input.h)
dnl Check for typedefs, structures, etc.
AC_TYPE_SIZE_T
dnl Check for defines
AC_CHECK_DEFINE(M_PI, math.h)
AC_FUNC_ALLOCA
dnl Checks for library functions.
AC_CHECK_FUNC(mprotect,
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
#include <sys/types.h>
#include <sys/mman.h>
]],[])], [
AC_DEFINE(HAVE_MPROTECT, 1, [ ])
],[]),
)
AC_CHECK_FUNCS(malloc calloc realloc free getenv setenv putenv unsetenv bsearch qsort abs bcopy memset memcmp memcpy memmove wcslen wcslcpy wcslcat _wcsdup wcsdup wcsstr wcscmp wcsncmp wcscasecmp _wcsicmp wcsncasecmp _wcsnicmp strlen strlcpy strlcat _strrev _strupr _strlwr index rindex strchr strrchr strstr strtok_r itoa _ltoa _uitoa _ultoa strtod strtol strtoul _i64toa _ui64toa strtoll strtoull atoi atof strcmp strncmp _stricmp strcasecmp _strnicmp strncasecmp strcasestr vsscanf vsnprintf fopen64 fseeko fseeko64 sigaction setjmp nanosleep sysconf sysctlbyname getauxval elf_aux_info poll _Exit)
AC_CHECK_LIB(m, pow, [LIBS="$LIBS -lm"; EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lm"])
AC_CHECK_FUNCS(acos acosf asin asinf atan atanf atan2 atan2f ceil ceilf copysign copysignf cos cosf exp expf fabs fabsf floor floorf trunc truncf fmod fmodf log logf log10 log10f lround lroundf pow powf round roundf scalbn scalbnf sin sinf sqrt sqrtf tan tanf)
if test x$enable_system_iconv = xyes; then
AC_CHECK_LIB(iconv, iconv_open, [LIBS="$LIBS -liconv"; EXTRA_LDFLAGS="$EXTRA_LDFLAGS -liconv"])
AC_CHECK_FUNCS(iconv)
fi
AC_CHECK_MEMBER(struct sigaction.sa_sigaction,[AC_DEFINE([HAVE_SA_SIGACTION], 1, [ ])], ,[#include <signal.h>])
dnl Check for additional non-standard headers
AC_CHECK_HEADERS(libunwind.h)
fi
dnl AC_CHECK_SIZEOF(void*)
dnl See whether we can use gcc atomic operations on this architecture
AC_ARG_ENABLE(gcc-atomics,
[AS_HELP_STRING([--enable-gcc-atomics],
[Use gcc builtin atomics [default=yes]])],
, enable_gcc_atomics=yes)
if test x$enable_gcc_atomics = xyes; then
have_gcc_atomics=no
AC_MSG_CHECKING(for GCC builtin atomic operations)
AC_LINK_IFELSE([AC_LANG_PROGRAM([],[[
int a;
void *x, *y, *z;
__sync_lock_test_and_set(&a, 4);
__sync_lock_test_and_set(&x, y);
__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_atomics = xyes; then
AC_DEFINE(HAVE_GCC_ATOMICS, 1, [ ])
else
# See if we have the minimum operation needed for GCC atomics
AC_LINK_IFELSE([AC_LANG_PROGRAM([],[[
int a;
__sync_lock_test_and_set(&a, 1);
__sync_lock_release(&a);
]])], [have_gcc_sync_lock_test_and_set=yes],[])
if test x$have_gcc_sync_lock_test_and_set = xyes; then
AC_DEFINE(HAVE_GCC_SYNC_LOCK_TEST_AND_SET, 1, [ ])
fi
fi
fi
# Standard C sources
SOURCES="$SOURCES $srcdir/src/*.c"
SOURCES="$SOURCES $srcdir/src/atomic/*.c"
SOURCES="$SOURCES $srcdir/src/audio/*.c"
SOURCES="$SOURCES $srcdir/src/cpuinfo/*.c"
SOURCES="$SOURCES $srcdir/src/dynapi/*.c"
SOURCES="$SOURCES $srcdir/src/events/*.c"
SOURCES="$SOURCES $srcdir/src/file/*.c"
SOURCES="$SOURCES $srcdir/src/haptic/*.c"
SOURCES="$SOURCES $srcdir/src/hidapi/*.c"
SOURCES="$SOURCES $srcdir/src/joystick/*.c"
SOURCES="$SOURCES $srcdir/src/libm/*.c"
SOURCES="$SOURCES $srcdir/src/misc/*.c"
SOURCES="$SOURCES $srcdir/src/power/*.c"
#SOURCES="$SOURCES $srcdir/src/filesystem/*.c"
SOURCES="$SOURCES $srcdir/src/render/*.c"
SOURCES="$SOURCES $srcdir/src/render/*/*.c"
SOURCES="$SOURCES $srcdir/src/sensor/*.c"
SOURCES="$SOURCES $srcdir/src/stdlib/*.c"
SOURCES="$SOURCES $srcdir/src/thread/*.c"
SOURCES="$SOURCES $srcdir/src/timer/*.c"
SOURCES="$SOURCES $srcdir/src/video/*.c"
SOURCES="$SOURCES $srcdir/src/video/yuv2rgb/*.c"
SOURCES="$SOURCES $srcdir/src/locale/*.c"
dnl Enable/disable various subsystems of the SDL library
case "$host" in
*-*-emscripten*)
default_atomic=no
;;
*)
default_atomic=yes
;;
esac
AC_ARG_ENABLE(atomic,
[AS_HELP_STRING([--enable-atomic], [Enable the atomic operations subsystem [default=yes]])],
, enable_atomic=$default_atomic)
if test x$enable_atomic != xyes; then
AC_DEFINE(SDL_ATOMIC_DISABLED, 1, [ ])
else
SUMMARY_modules="${SUMMARY_modules} atomic"
fi
AC_ARG_ENABLE(audio,
[AS_HELP_STRING([--enable-audio], [Enable the audio subsystem [default=yes]])],
, enable_audio=yes)
if test x$enable_audio != xyes; then
AC_DEFINE(SDL_AUDIO_DISABLED, 1, [ ])
else
SUMMARY_modules="${SUMMARY_modules} audio"
fi
AC_ARG_ENABLE(video,
[AS_HELP_STRING([--enable-video], [Enable the video subsystem [default=yes]])],
, enable_video=yes)
if test x$enable_video != xyes; then
AC_DEFINE(SDL_VIDEO_DISABLED, 1, [ ])
else
SUMMARY_modules="${SUMMARY_modules} video"
fi
AC_ARG_ENABLE(render,
[AS_HELP_STRING([--enable-render], [Enable the render subsystem [default=yes]])],
, enable_render=yes)
if test x$enable_render != xyes; then
AC_DEFINE(SDL_RENDER_DISABLED, 1, [ ])
else
SUMMARY_modules="${SUMMARY_modules} render"
fi
AC_ARG_ENABLE(events,
[AS_HELP_STRING([--enable-events], [Enable the events subsystem [default=yes]])],
, enable_events=yes)
if test x$enable_events != xyes; then
AC_DEFINE(SDL_EVENTS_DISABLED, 1, [ ])
else
SUMMARY_modules="${SUMMARY_modules} events"
fi
AC_ARG_ENABLE(joystick,
[AS_HELP_STRING([--enable-joystick], [Enable the joystick subsystem [default=yes]])],
, enable_joystick=yes)
if test x$enable_joystick != xyes; then
AC_DEFINE(SDL_JOYSTICK_DISABLED, 1, [ ])
else
SUMMARY_modules="${SUMMARY_modules} joystick"
fi
AC_ARG_ENABLE(haptic,
[AS_HELP_STRING([--enable-haptic], [Enable the haptic (force feedback) subsystem [default=yes]])],
, enable_haptic=yes)
if test x$enable_haptic != xyes; then
AC_DEFINE(SDL_HAPTIC_DISABLED, 1, [ ])
else
SUMMARY_modules="${SUMMARY_modules} haptic"
fi
AC_ARG_ENABLE(hidapi,
[AS_HELP_STRING([--enable-hidapi], [Enable the HIDAPI subsystem [default=yes]])],
, enable_hidapi=yes)
if test x$enable_hidapi != xyes; then
AC_DEFINE(SDL_HIDAPI_DISABLED, 1, [ ])
else
SUMMARY_modules="${SUMMARY_modules} hidapi"
fi
AC_ARG_ENABLE(sensor,
[AS_HELP_STRING([--enable-sensor], [Enable the sensor subsystem [default=yes]])],
, enable_sensor=yes)
if test x$enable_sensor != xyes; then
AC_DEFINE(SDL_SENSOR_DISABLED, 1, [ ])
else
SUMMARY_modules="${SUMMARY_modules} sensor"
fi
AC_ARG_ENABLE(power,
[AS_HELP_STRING([--enable-power], [Enable the power subsystem [default=yes]])],
, enable_power=yes)
if test x$enable_power != xyes; then
AC_DEFINE(SDL_POWER_DISABLED, 1, [ ])
else
SUMMARY_modules="${SUMMARY_modules} power"
fi
AC_ARG_ENABLE(filesystem,
[AS_HELP_STRING([--enable-filesystem], [Enable the filesystem subsystem [default=yes]])],
, enable_filesystem=yes)
if test x$enable_filesystem != xyes; then
AC_DEFINE(SDL_FILESYSTEM_DISABLED, 1, [ ])
else
SUMMARY_modules="${SUMMARY_modules} filesystem"
fi
# Many subsystems depend on threads, so leave them enabled by default
#AC_ARG_ENABLE(threads,
#[AS_HELP_STRING([--enable-threads], [Enable the threading subsystem [default=yes]])],
# , enable_threads=yes)
enable_threads=yes
if test x$enable_threads != xyes; then
AC_DEFINE(SDL_THREADS_DISABLED, 1, [ ])
else
SUMMARY_modules="${SUMMARY_modules} threads"
fi
AC_ARG_ENABLE(timers,
[AS_HELP_STRING([--enable-timers], [Enable the timer subsystem [default=yes]])],
, enable_timers=yes)
if test x$enable_timers != xyes; then
AC_DEFINE(SDL_TIMERS_DISABLED, 1, [ ])
else
SUMMARY_modules="${SUMMARY_modules} timers"
fi
AC_ARG_ENABLE(file,
[AS_HELP_STRING([--enable-file], [Enable the file subsystem [default=yes]])],
, enable_file=yes)
if test x$enable_file != xyes; then
AC_DEFINE(SDL_FILE_DISABLED, 1, [ ])
else
SUMMARY_modules="${SUMMARY_modules} file"
fi
AC_ARG_ENABLE(misc,
[AS_HELP_STRING([--enable-misc], [Enable the misc subsystem [default=yes]])],
, enable_misc=yes)
if test x$enable_misc != xyes; then
AC_DEFINE(SDL_MISC_DISABLED, 1, [ ])
else
SUMMARY_modules="${SUMMARY_modules} misc"
fi
AC_ARG_ENABLE(locale,
[AS_HELP_STRING([--enable-locale], [Enable the locale subsystem [default=yes]])],
, enable_locale=yes)
if test x$enable_locale != xyes; then
AC_DEFINE(SDL_LOCALE_DISABLED, 1, [ ])
else
SUMMARY_modules="${SUMMARY_modules} locale"
fi
AC_ARG_ENABLE(loadso,
[AS_HELP_STRING([--enable-loadso], [Enable the shared object loading subsystem [default=yes]])],
, enable_loadso=yes)
if test x$enable_loadso != xyes; then
AC_DEFINE(SDL_LOADSO_DISABLED, 1, [ ])
else
SUMMARY_modules="${SUMMARY_modules} loadso"
fi
AC_ARG_ENABLE(cpuinfo,
[AS_HELP_STRING([--enable-cpuinfo], [Enable the cpuinfo subsystem [default=yes]])],
, enable_cpuinfo=yes)
if test x$enable_cpuinfo != xyes; then
AC_DEFINE(SDL_CPUINFO_DISABLED, 1, [ ])
else
SUMMARY_modules="${SUMMARY_modules} cpuinfo"
fi
AC_ARG_ENABLE(assembly,
[AS_HELP_STRING([--enable-assembly], [Enable assembly routines [default=yes]])],
, enable_assembly=yes)
if test x$enable_assembly = xyes; then
SUMMARY_modules="${SUMMARY_modules} assembly"
# Make sure that we don't generate floating point code that would
# cause illegal instruction exceptions on older processors
case "$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,
[AS_HELP_STRING([--enable-ssemath], [Allow GCC to use SSE floating point math [default=maybe]])],
, enable_ssemath=$default_ssemath)
if test x$enable_ssemath = xno; then
if test x$have_gcc_sse = xyes -o x$have_gcc_sse2 = xyes -o x$have_gcc_sse3 = xyes; then
EXTRA_CFLAGS="$EXTRA_CFLAGS -mfpmath=387"
fi
fi
dnl Check for various instruction support
AC_ARG_ENABLE(mmx,
[AS_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 $mmx_CFLAGS"
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
#ifdef __MINGW32__
#include <_mingw.h>
#ifdef __MINGW64_VERSION_MAJOR
#include <intrin.h>
#else
#include <mmintrin.h>
#endif
#else
#include <mmintrin.h>
#endif
#ifndef __MMX__
#error Assembler CPP flag not enabled
#endif
]],[])], [have_gcc_mmx=yes],[])
AC_MSG_RESULT($have_gcc_mmx)
CFLAGS="$save_CFLAGS"
if test x$have_gcc_mmx = xyes; then
EXTRA_CFLAGS="$EXTRA_CFLAGS $mmx_CFLAGS"
SUMMARY_math="${SUMMARY_math} mmx"
fi
fi
AC_ARG_ENABLE(3dnow,
[AS_HELP_STRING([--enable-3dnow], [use 3DNow! 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 $amd3dnow_CFLAGS"
AC_LINK_IFELSE([AC_LANG_PROGRAM([[
#include <mm3dnow.h>
#ifndef __3dNOW__
#error Assembler CPP flag not enabled
#endif
]], [[
void *p = 0;
_m_prefetch(p);
]])],
[have_gcc_3dnow=yes],[])
AC_MSG_RESULT($have_gcc_3dnow)
CFLAGS="$save_CFLAGS"
if test x$have_gcc_3dnow = xyes; then
EXTRA_CFLAGS="$EXTRA_CFLAGS $amd3dnow_CFLAGS"
SUMMARY_math="${SUMMARY_math} 3dnow"
fi
fi
AC_ARG_ENABLE(sse,
[AS_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 $sse_CFLAGS"
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
#ifdef __MINGW32__
#include <_mingw.h>
#ifdef __MINGW64_VERSION_MAJOR
#include <intrin.h>
#else
#include <xmmintrin.h>
#endif
#else
#include <xmmintrin.h>
#endif
#ifndef __SSE__
#error Assembler CPP flag not enabled
#endif
]],[])], [have_gcc_sse=yes],[])
AC_MSG_RESULT($have_gcc_sse)
CFLAGS="$save_CFLAGS"
if test x$have_gcc_sse = xyes; then
EXTRA_CFLAGS="$EXTRA_CFLAGS $sse_CFLAGS"
SUMMARY_math="${SUMMARY_math} sse"
fi
fi
AC_ARG_ENABLE(sse2,
[AS_HELP_STRING([--enable-sse2], [use SSE2 assembly routines [default=maybe]])],
, enable_sse2=$default_ssemath)
if test x$enable_sse2 = xyes; then
save_CFLAGS="$CFLAGS"
have_gcc_sse2=no
AC_MSG_CHECKING(for GCC -msse2 option)
sse2_CFLAGS="-msse2"
CFLAGS="$save_CFLAGS $sse2_CFLAGS"
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
#ifdef __MINGW32__
#include <_mingw.h>
#ifdef __MINGW64_VERSION_MAJOR
#include <intrin.h>
#else
#include <emmintrin.h>
#endif
#else
#include <emmintrin.h>
#endif
#ifndef __SSE2__
#error Assembler CPP flag not enabled
#endif
]],[])], [have_gcc_sse2=yes],[])
AC_MSG_RESULT($have_gcc_sse2)
CFLAGS="$save_CFLAGS"
if test x$have_gcc_sse2 = xyes; then
EXTRA_CFLAGS="$EXTRA_CFLAGS $sse2_CFLAGS"
SUMMARY_math="${SUMMARY_math} sse2"
fi
fi
AC_ARG_ENABLE(sse3,
[AS_HELP_STRING([--enable-sse3], [use SSE3 assembly routines [default=maybe]])],
, enable_sse3=$default_ssemath)
if test x$enable_sse3 = xyes; then
save_CFLAGS="$CFLAGS"
have_gcc_sse3=no
AC_MSG_CHECKING(for GCC -msse3 option)
sse3_CFLAGS="-msse3"
CFLAGS="$save_CFLAGS $sse3_CFLAGS"
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
#ifdef __MINGW32__
#include <_mingw.h>
#ifdef __MINGW64_VERSION_MAJOR
#include <intrin.h>
#else
#include <pmmintrin.h>
#endif
#else
#include <pmmintrin.h>
#endif
#ifndef __SSE2__
#error Assembler CPP flag not enabled
#endif
]],[])], [have_gcc_sse3=yes],[])
AC_MSG_RESULT($have_gcc_sse3)
CFLAGS="$save_CFLAGS"
if test x$have_gcc_sse3 = xyes; then
EXTRA_CFLAGS="$EXTRA_CFLAGS $sse3_CFLAGS"
SUMMARY_math="${SUMMARY_math} sse3"
fi
fi
AC_MSG_CHECKING(for immintrin.h)
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <immintrin.h>]])],
[have_immintrin_h_hdr=yes],[have_immintrin_h_hdr=no])
AC_MSG_RESULT($have_immintrin_h_hdr)
if test x$have_immintrin_h_hdr = xyes; then
AC_DEFINE(HAVE_IMMINTRIN_H, 1, [ ])
fi
AC_ARG_ENABLE(altivec,
[AS_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
have_altivec_h_hdr=no
altivec_CFLAGS="-maltivec"
CFLAGS="$save_CFLAGS $altivec_CFLAGS"
AC_MSG_CHECKING(for Altivec with GCC altivec.h and -maltivec option)
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
#include <altivec.h>
vector unsigned int vzero() {
return vec_splat_u32(0);
}
]],[])], [
have_gcc_altivec=yes
have_altivec_h_hdr=yes
],[])
AC_MSG_RESULT($have_gcc_altivec)
if test x$have_gcc_altivec = xno; then
AC_MSG_CHECKING(for Altivec with GCC -maltivec option)
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
vector unsigned int vzero() {
return vec_splat_u32(0);
}
]],[])], [have_gcc_altivec=yes],[])
AC_MSG_RESULT($have_gcc_altivec)
fi
if test x$have_gcc_altivec = xno; then
AC_MSG_CHECKING(for Altivec with GCC altivec.h and -faltivec option)
altivec_CFLAGS="-faltivec"
CFLAGS="$save_CFLAGS $altivec_CFLAGS"
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
#include <altivec.h>
vector unsigned int vzero() {
return vec_splat_u32(0);
}
]],[])], [
have_gcc_altivec=yes
have_altivec_h_hdr=yes
],[])
AC_MSG_RESULT($have_gcc_altivec)
fi
if test x$have_gcc_altivec = xno; then
AC_MSG_CHECKING(for Altivec with GCC -faltivec option)
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
vector unsigned int vzero() {
return vec_splat_u32(0);
}
]],[])], [have_gcc_altivec=yes],[])
AC_MSG_RESULT($have_gcc_altivec)
fi
CFLAGS="$save_CFLAGS"
if test x$have_gcc_altivec = xyes; then
AC_DEFINE(SDL_ALTIVEC_BLITTERS, 1, [ ])
if test x$have_altivec_h_hdr = xyes; then
AC_DEFINE(HAVE_ALTIVEC_H, 1, [ ])
fi
EXTRA_CFLAGS="$EXTRA_CFLAGS $altivec_CFLAGS"
SUMMARY_math="${SUMMARY_math} altivec"
fi
fi
fi
AC_ARG_ENABLE(lsx,
[AS_HELP_STRING([--enable-lsx], [use LSX assembly routines [default=yes]])],
, enable_lsx=yes)
if test x$enable_lsx = xyes; then
save_CFLAGS="$CFLAGS"
have_gcc_lsx=no
AC_MSG_CHECKING(for GCC -mlsx option)
lsx_CFLAGS="-mlsx"
CFLAGS="$save_CFLAGS $lsx_CFLAGS"
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
#ifndef __loongarch_sx
#error Assembler CPP flag not enabled
#endif
]], [])], [have_gcc_lsx=yes], [])
AC_MSG_RESULT($have_gcc_lsx)
CFLAGS="$save_CFLAGS"
if test x$have_gcc_lsx = xyes; then
EXTRA_CFLAGS="$EXTRA_CFLAGS $lsx_CFLAGS"
SUMMARY_math="${SUMMARY_math} lsx"
fi
fi
AC_MSG_CHECKING(for lsxintrin.h)
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <lsxintrin.h>]])],
[have_lsxintrin_h_hdr=yes],[have_lsxintrin_h_hdr=no])
AC_MSG_RESULT($have_lsxintrin_h_hdr)
if test x$have_lsxintrin_h_hdr = xyes; then
AC_DEFINE(HAVE_LSXINTRIN_H, 1, [ ])
fi
AC_ARG_ENABLE(lasx,
[AS_HELP_STRING([--enable-lasx], [use LASX assembly routines [default=yes]])],
, enable_LASX=yes)
if test x$enable_LASX = xyes; then
save_CFLAGS="$CFLAGS"
have_gcc_lasx=no
AC_MSG_CHECKING(for GCC -mlasx option)
lasx_CFLAGS="-mlasx"
CFLAGS="$save_CFLAGS $lasx_CFLAGS"
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
#ifndef __loongarch_asx
#error Assembler CPP flag not enabled
#endif
]], [])], [have_gcc_lasx=yes], [])
AC_MSG_RESULT($have_gcc_lasx)
CFLAGS="$save_CFLAGS"
if test x$have_gcc_lasx = xyes; then
EXTRA_CFLAGS="$EXTRA_CFLAGS $lasx_CFLAGS"
SUMMARY_math="${SUMMARY_math} lasx"
fi
fi
AC_MSG_CHECKING(for lasxintrin.h)
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <lasxintrin.h>]])],
[have_lasxintrin_h_hdr=yes],[have_lasxintrin_h_hdr=no])
AC_MSG_RESULT($have_lasxintrin_h_hdr)
if test x$have_lasxintrin_h_hdr = xyes; then
AC_DEFINE(HAVE_LASXINTRIN_H, 1, [ ])
fi
dnl See if the OSS audio interface is supported
CheckOSS()
{
AC_ARG_ENABLE(oss,
[AS_HELP_STRING([--enable-oss], [support the OSS audio API [default=maybe]])],
, enable_oss=maybe)
if test x$enable_oss = xmaybe; then
enable_oss=yes
fi
if test x$enable_audio = xyes -a x$enable_oss = xyes; then
AC_MSG_CHECKING(for OSS audio support)
have_oss=no
if test x$have_oss != xyes; then
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
#include <sys/soundcard.h>
]], [[
int arg = SNDCTL_DSP_SETFRAGMENT;
]])], [have_oss=yes],[])
fi
AC_MSG_RESULT($have_oss)
if test x$have_oss = xyes; then
SUMMARY_audio="${SUMMARY_audio} oss"
AC_DEFINE(SDL_AUDIO_DRIVER_OSS, 1, [ ])
SOURCES="$SOURCES $srcdir/src/audio/dsp/*.c"
have_audio=yes
# We may need to link with ossaudio emulation library
case "$host" in
*-*-netbsd*)
EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lossaudio";;
esac
fi
fi
}
dnl See if the ALSA audio interface is supported
CheckALSA()
{
AC_ARG_ENABLE(alsa,
[AS_HELP_STRING([--enable-alsa], [support the ALSA audio API [default=yes]])],
, enable_alsa=yes)
if test x$enable_audio = xyes -a x$enable_alsa = xyes; then
AM_PATH_ALSA(1.0.11, have_alsa=yes, have_alsa=no)
# Restore all flags from before the ALSA detection runs
CFLAGS="$alsa_save_CFLAGS"
LDFLAGS="$alsa_save_LDFLAGS"
LIBS="$alsa_save_LIBS"
if test x$have_alsa = xyes; then
AC_ARG_ENABLE(alsa-shared,
[AS_HELP_STRING([--enable-alsa-shared], [dynamically load ALSA audio support [default=yes]])],
, enable_alsa_shared=yes)
alsa_lib=[`find_lib "libasound.so.*" "$ALSA_LIBS" | sed 's/.*\/\(.*\)/\1/; q'`]
AC_DEFINE(SDL_AUDIO_DRIVER_ALSA, 1, [ ])
SOURCES="$SOURCES $srcdir/src/audio/alsa/*.c"
EXTRA_CFLAGS="$EXTRA_CFLAGS $ALSA_CFLAGS"
if test x$have_loadso != xyes && \
test x$enable_alsa_shared = xyes; then
AC_MSG_WARN([You must have SDL_LoadObject() support for dynamic ALSA loading])
fi
if test x$have_loadso = xyes && \
test x$enable_alsa_shared = xyes && test x$alsa_lib != x; then
echo "-- dynamic libasound -> $alsa_lib"
AC_DEFINE_UNQUOTED(SDL_AUDIO_DRIVER_ALSA_DYNAMIC, "$alsa_lib", [ ])
SUMMARY_audio="${SUMMARY_audio} alsa(dynamic)"
else
EXTRA_LDFLAGS="$EXTRA_LDFLAGS $ALSA_LIBS"
SUMMARY_audio="${SUMMARY_audio} alsa"
fi
have_audio=yes
fi
fi
}
dnl Find JACK Audio
CheckJACK()
{
AC_ARG_ENABLE(jack,
[AS_HELP_STRING([--enable-jack], [use JACK audio [default=yes]])],
, enable_jack=yes)
if test x$enable_audio = xyes -a x$enable_jack = xyes; then
PKG_CHECK_MODULES([JACK], [jack >= 0.125], audio_jack=yes, audio_jack=no)
if test x$audio_jack = xyes; then
AC_ARG_ENABLE(jack-shared,
[AS_HELP_STRING([--enable-jack-shared], [dynamically load JACK audio support [default=yes]])],
, enable_jack_shared=yes)
jack_lib=[`find_lib "libjack.so.*" "$JACK_LIBS" | sed 's/.*\/\(.*\)/\1/; q'`]
AC_DEFINE(SDL_AUDIO_DRIVER_JACK, 1, [ ])
SOURCES="$SOURCES $srcdir/src/audio/jack/*.c"
EXTRA_CFLAGS="$EXTRA_CFLAGS $JACK_CFLAGS"
if test x$have_loadso != xyes && \
test x$enable_jack_shared = xyes; then
AC_MSG_WARN([You must have SDL_LoadObject() support for dynamic JACK audio loading])
fi
if test x$have_loadso = xyes && \
test x$enable_jack_shared = xyes && test x$jack_lib != x; then
echo "-- dynamic libjack -> $jack_lib"
AC_DEFINE_UNQUOTED(SDL_AUDIO_DRIVER_JACK_DYNAMIC, "$jack_lib", [ ])
SUMMARY_audio="${SUMMARY_audio} jack(dynamic)"
case "$host" in
# On Solaris, jack must be linked deferred explicitly
# to prevent undefined symbol failures.
*-*-solaris*)
JACK_LIBS=`echo $JACK_LIBS | sed 's/\-l/-Wl,-l/g'`
EXTRA_LDFLAGS="$EXTRA_LDFLAGS -Wl,-zdeferred $JACK_LIBS -Wl,-znodeferred"
esac
else
EXTRA_LDFLAGS="$EXTRA_LDFLAGS $JACK_LIBS"
SUMMARY_audio="${SUMMARY_audio} jack"
fi
have_audio=yes
fi
fi
}
dnl Find the ESD includes and libraries
CheckESD()
{
AC_ARG_ENABLE(esd,
[AS_HELP_STRING([--enable-esd], [support the Enlightened Sound Daemon [default=yes]])],
, enable_esd=yes)
if test x$enable_audio = xyes -a x$enable_esd = xyes; then
PKG_CHECK_MODULES([ESD], [esound >= 0.2.8], have_esd=yes, have_esd=no)
if test x$have_esd = xno; then
AM_PATH_ESD(0.2.8, have_esd=yes, have_esd=no)
fi
if test x$have_esd = xyes; then
AC_ARG_ENABLE(esd-shared,
[AS_HELP_STRING([--enable-esd-shared], [dynamically load ESD audio support [default=yes]])],
, enable_esd_shared=yes)
esd_lib=[`find_lib "libesd.so.*" "$ESD_LIBS" | sed 's/.*\/\(.*\)/\1/; q'`]
AC_DEFINE(SDL_AUDIO_DRIVER_ESD, 1, [ ])
SOURCES="$SOURCES $srcdir/src/audio/esd/*.c"
EXTRA_CFLAGS="$EXTRA_CFLAGS $ESD_CFLAGS"
if test x$have_loadso != xyes && \
test x$enable_esd_shared = xyes; then
AC_MSG_WARN([You must have SDL_LoadObject() support for dynamic ESD loading])
fi
if test x$have_loadso = xyes && \
test x$enable_esd_shared = xyes && test x$esd_lib != x; then
echo "-- dynamic libesd -> $esd_lib"
AC_DEFINE_UNQUOTED(SDL_AUDIO_DRIVER_ESD_DYNAMIC, "$esd_lib", [ ])
SUMMARY_audio="${SUMMARY_audio} esd(dynamic)"
else
EXTRA_LDFLAGS="$EXTRA_LDFLAGS $ESD_LIBS"
SUMMARY_audio="${SUMMARY_audio} esd"
fi
have_audio=yes
fi
fi
}
dnl Find Pipewire
CheckPipewire()
{
AC_ARG_ENABLE(pipewire,
[AS_HELP_STRING([--enable-pipewire], [use Pipewire audio [default=yes]])],
, enable_pipewire=yes)
if test x$enable_audio = xyes -a x$enable_pipewire = xyes; then
PKG_CHECK_MODULES([PIPEWIRE], [libpipewire-0.3 >= 0.3.20], audio_pipewire=yes, audio_pipewire=no)
if test x$audio_pipewire = xyes; then
AC_ARG_ENABLE(pipewire-shared,
[AS_HELP_STRING([--enable-pipewire-shared], [dynamically load Pipewire support [default=yes]])],
, enable_pipewire_shared=yes)
pipewire_lib=[`find_lib "libpipewire-0.3.so.*" "$PIPEWIRE_LIBS" | sed 's/.*\/\(.*\)/\1/; q'`]
AC_DEFINE(SDL_AUDIO_DRIVER_PIPEWIRE, 1, [ ])
SOURCES="$SOURCES $srcdir/src/audio/pipewire/*.c"
EXTRA_CFLAGS="$EXTRA_CFLAGS $PIPEWIRE_CFLAGS"
if test x$have_loadso != xyes && \
test x$enable_pipewire_shared = xyes; then
AC_MSG_WARN([You must have SDL_LoadObject() support for dynamic Pipewire loading])
fi
if test x$have_loadso = xyes && \
test x$enable_pipewire_shared = xyes && test x$pipewire_lib != x; then
echo "-- dynamic libpipewire-0.3 -> $pipewire_lib"
AC_DEFINE_UNQUOTED(SDL_AUDIO_DRIVER_PIPEWIRE_DYNAMIC, "$pipewire_lib", [ ])
SUMMARY_audio="${SUMMARY_audio} pipewire(dynamic)"
else
EXTRA_LDFLAGS="$EXTRA_LDFLAGS $PIPEWIRE_LIBS"
SUMMARY_audio="${SUMMARY_audio} pipewire"
fi
have_audio=yes
fi
fi
}
dnl Find PulseAudio
CheckPulseAudio()
{
AC_ARG_ENABLE(pulseaudio,
[AS_HELP_STRING([--enable-pulseaudio], [use PulseAudio [default=yes]])],
, enable_pulseaudio=yes)
if test x$enable_audio = xyes -a x$enable_pulseaudio = xyes; then
PKG_CHECK_MODULES([PULSEAUDIO], [libpulse-simple >= 0.9], audio_pulseaudio=yes, audio_pulseaudio=no)
if test x$audio_pulseaudio = xyes; then
AC_ARG_ENABLE(pulseaudio-shared,
[AS_HELP_STRING([--enable-pulseaudio-shared], [dynamically load PulseAudio support [default=yes]])],
, enable_pulseaudio_shared=yes)
pulseaudio_lib=[`find_lib "libpulse-simple.so.*" "$PULSEAUDIO_LIBS" | sed 's/.*\/\(.*\)/\1/; q'`]
AC_DEFINE(SDL_AUDIO_DRIVER_PULSEAUDIO, 1, [ ])
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
echo "-- dynamic libpulse-simple -> $pulseaudio_lib"
AC_DEFINE_UNQUOTED(SDL_AUDIO_DRIVER_PULSEAUDIO_DYNAMIC, "$pulseaudio_lib", [ ])
SUMMARY_audio="${SUMMARY_audio} pulse(dynamic)"
case "$host" in
# On Solaris, pulseaudio must be linked deferred explicitly
# to prevent undefined symbol failures.
*-*-solaris*)
PULSEAUDIO_LIBS=`echo $PULSEAUDIO_LIBS | sed 's/\-l/-Wl,-l/g'`
EXTRA_LDFLAGS="$EXTRA_LDFLAGS -Wl,-zdeferred $PULSEAUDIO_LIBS -Wl,-znodeferred"
esac
else
EXTRA_LDFLAGS="$EXTRA_LDFLAGS $PULSEAUDIO_LIBS"
SUMMARY_audio="${SUMMARY_audio} pulse"
fi
have_audio=yes
fi
fi
}
CheckARTSC()
{
AC_ARG_ENABLE(arts,
[AS_HELP_STRING([--enable-arts], [support the Analog Real Time Synthesizer [default=yes]])],
, enable_arts=yes)
if test x$enable_audio = xyes -a x$enable_arts = xyes; then
AC_PATH_PROG(ARTSCONFIG, artsc-config)
if test x$ARTSCONFIG = x -o x$ARTSCONFIG = x'"$ARTSCONFIG"'; then
: # arts isn't installed
else
ARTS_CFLAGS=`$ARTSCONFIG --cflags`
ARTS_LIBS=`$ARTSCONFIG --libs`
AC_MSG_CHECKING(for aRts development environment)
audio_arts=no
save_CFLAGS="$CFLAGS"
CFLAGS="$CFLAGS $ARTS_CFLAGS"
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
#include <artsc.h>
]], [[
arts_stream_t stream;
]])], [audio_arts=yes],[])
CFLAGS="$save_CFLAGS"
AC_MSG_RESULT($audio_arts)
if test x$audio_arts = xyes; then
AC_ARG_ENABLE(arts-shared,
[AS_HELP_STRING([--enable-arts-shared], [dynamically load aRts audio support [default=yes]])],
, enable_arts_shared=yes)
arts_lib=[`find_lib "libartsc.so.*" "$ARTS_LIBS" | sed 's/.*\/\(.*\)/\1/; q'`]
AC_DEFINE(SDL_AUDIO_DRIVER_ARTS, 1, [ ])
SOURCES="$SOURCES $srcdir/src/audio/arts/*.c"
EXTRA_CFLAGS="$EXTRA_CFLAGS $ARTS_CFLAGS"
if test x$have_loadso != xyes && \
test x$enable_arts_shared = xyes; then
AC_MSG_WARN([You must have SDL_LoadObject() support for dynamic ARTS loading])
fi
if test x$have_loadso = xyes && \
test x$enable_arts_shared = xyes && test x$arts_lib != x; then
echo "-- dynamic libartsc -> $arts_lib"
AC_DEFINE_UNQUOTED(SDL_AUDIO_DRIVER_ARTS_DYNAMIC, "$arts_lib", [ ])
SUMMARY_audio="${SUMMARY_audio} arts(dynamic)"
else
EXTRA_LDFLAGS="$EXTRA_LDFLAGS $ARTS_LIBS"
SUMMARY_audio="${SUMMARY_audio} arts"
fi
have_audio=yes
fi
fi
fi
}
dnl See if the NAS audio interface is supported
CheckNAS()
{
AC_ARG_ENABLE(nas,
[AS_HELP_STRING([--enable-nas], [support the NAS audio API [default=yes]])],
, enable_nas=yes)
if test x$enable_audio = xyes -a x$enable_nas = xyes; then
AC_CHECK_HEADER(audio/audiolib.h, have_nas_hdr=yes)
AC_CHECK_LIB(audio, AuOpenServer, have_nas_lib=yes)
AC_MSG_CHECKING(for NAS audio support)
have_nas=no
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
have_nas=yes
NAS_CFLAGS="-I/usr/X11R6/include/"
NAS_LIBS="-L/usr/X11R6/lib -laudio -lXt"
fi
AC_MSG_RESULT($have_nas)
if test x$have_nas = xyes; then
AC_ARG_ENABLE(nas-shared,
[AS_HELP_STRING([--enable-nas-shared], [dynamically load NAS audio support [default=yes]])],
, enable_nas_shared=yes)
nas_lib=[`find_lib "libaudio.so.*" "$NAS_LIBS" | sed 's/.*\/\(.*\)/\1/; q'`]
if test x$have_loadso != xyes && \
test x$enable_nas_shared = xyes; then
AC_MSG_WARN([You must have SDL_LoadObject() support for dynamic NAS loading])
fi
if test x$have_loadso = xyes && \
test x$enable_nas_shared = xyes && test x$nas_lib != x; then
echo "-- dynamic libaudio -> $nas_lib"
AC_DEFINE_UNQUOTED(SDL_AUDIO_DRIVER_NAS_DYNAMIC, "$nas_lib", [ ])
SUMMARY_audio="${SUMMARY_audio} nas(dynamic)"
else
EXTRA_LDFLAGS="$EXTRA_LDFLAGS $NAS_LIBS"
SUMMARY_audio="${SUMMARY_audio} nas"
fi
AC_DEFINE(SDL_AUDIO_DRIVER_NAS, 1, [ ])
SOURCES="$SOURCES $srcdir/src/audio/nas/*.c"
EXTRA_CFLAGS="$EXTRA_CFLAGS $NAS_CFLAGS"
have_audio=yes
fi
fi
}
dnl See if the sndio audio interface is supported
CheckSNDIO()
{
AC_ARG_ENABLE(sndio,
[AS_HELP_STRING([--enable-sndio], [support the sndio audio API [default=yes]])],
, enable_sndio=yes)
if test x$enable_audio = xyes -a x$enable_sndio = xyes; then
PKG_CHECK_MODULES([SNDIO], [sndio], audio_sndio=yes, audio_sndio=no)
if test x$audio_sndio = xyes; then
AC_ARG_ENABLE(sndio-shared,
[AS_HELP_STRING([--enable-sndio-shared], [dynamically load sndio audio support [default=yes]])],
, enable_sndio_shared=yes)
sndio_lib=[`find_lib "libsndio.so.*" "$SNDIO_LIBS" | sed 's/.*\/\(.*\)/\1/; q'`]
if test x$have_loadso != xyes && \
test x$enable_sndio_shared = xyes; then
AC_MSG_WARN([You must have SDL_LoadObject() support for dynamic sndio loading])
fi
if test x$have_loadso = xyes && \
test x$enable_sndio_shared = xyes && test x$sndio_lib != x; then
echo "-- dynamic libsndio -> $sndio_lib"
AC_DEFINE_UNQUOTED(SDL_AUDIO_DRIVER_SNDIO_DYNAMIC, "$sndio_lib", [ ])
SUMMARY_audio="${SUMMARY_audio} sndio(dynamic)"
else
EXTRA_LDFLAGS="$EXTRA_LDFLAGS $SNDIO_LIBS"
SUMMARY_audio="${SUMMARY_audio} sndio"
fi
AC_DEFINE(SDL_AUDIO_DRIVER_SNDIO, 1, [ ])
SOURCES="$SOURCES $srcdir/src/audio/sndio/*.c"
EXTRA_CFLAGS="$EXTRA_CFLAGS $SNDIO_CFLAGS"
have_audio=yes
fi
fi
}
dnl Find FusionSound
CheckFusionSound()
{
AC_ARG_ENABLE(fusionsound,
[AS_HELP_STRING([--enable-fusionsound], [use FusionSound audio driver [default=no]])],
, enable_fusionsound=no)
if test x$enable_audio = xyes -a x$enable_fusionsound = xyes; then
PKG_CHECK_MODULES([FUSIONSOUND], [fusionsound >= 1.1.1], fusionsound=yes, fusionsound=no)
if test x$fusionsound = xyes; then
AC_DEFINE(SDL_AUDIO_DRIVER_FUSIONSOUND, 1, [ ])
SOURCES="$SOURCES $srcdir/src/audio/fusionsound/*.c"
EXTRA_CFLAGS="$EXTRA_CFLAGS $FUSIONSOUND_CFLAGS"
AC_ARG_ENABLE(fusionsound-shared,
[AS_HELP_STRING([--enable-fusionsound-shared], [dynamically load fusionsound audio support [default=yes]])],
, enable_fusionsound_shared=yes)
fusionsound_shared=no
AC_MSG_CHECKING(for FusionSound dynamic loading support)
if test x$have_loadso != xyes && \
test x$enable_fusionsound_shared = xyes; then
AC_MSG_WARN([You must have SDL_LoadObject() support for dynamic fusionsound loading])
fi
if test x$have_loadso = xyes && \
test x$enable_fusionsound_shared = xyes; then
AC_DEFINE_UNQUOTED(SDL_AUDIO_DRIVER_FUSIONSOUND_DYNAMIC, "libfusionsound.so", [ ])
fusionsound_shared=yes
SUMMARY_audio="${SUMMARY_audio} fusionsound(dynamic)"
else
EXTRA_LDFLAGS="$EXTRA_LDFLAGS $FUSIONSOUND_LIBS"
SUMMARY_audio="${SUMMARY_audio} fusionsound"
fi
AC_MSG_RESULT($fusionsound_shared)
have_audio=yes
fi
fi
}
dnl rcg07142001 See if the user wants the disk writer audio driver...
CheckDiskAudio()
{
AC_ARG_ENABLE(diskaudio,
[AS_HELP_STRING([--enable-diskaudio], [support the disk writer audio driver [default=yes]])],
, enable_diskaudio=yes)
if test x$enable_audio = xyes -a x$enable_diskaudio = xyes; then
AC_DEFINE(SDL_AUDIO_DRIVER_DISK, 1, [ ])
SOURCES="$SOURCES $srcdir/src/audio/disk/*.c"
SUMMARY_audio="${SUMMARY_audio} disk"
have_audio=yes
fi
}
dnl rcg03142006 See if the user wants the dummy audio driver...
CheckDummyAudio()
{
AC_ARG_ENABLE(dummyaudio,
[AS_HELP_STRING([--enable-dummyaudio], [support the dummy audio driver [default=yes]])],
, enable_dummyaudio=yes)
if test x$enable_audio = xyes -a x$enable_dummyaudio = xyes; then
AC_DEFINE(SDL_AUDIO_DRIVER_DUMMY, 1, [ ])
SOURCES="$SOURCES $srcdir/src/audio/dummy/*.c"
SUMMARY_audio="${SUMMARY_audio} dummy"
have_audio=yes
fi
}
dnl See if libsamplerate is available
CheckLibSampleRate()
{
AC_ARG_ENABLE(libsamplerate,
[AS_HELP_STRING([--enable-libsamplerate], [use libsamplerate for audio rate conversion [default=yes]])],
, enable_libsamplerate=yes)
if test x$enable_libsamplerate = xyes; then
AC_CHECK_HEADER(samplerate.h,
have_samplerate_h_hdr=yes,
have_samplerate_h_hdr=no)
if test x$have_samplerate_h_hdr = xyes; then
AC_DEFINE(HAVE_LIBSAMPLERATE_H, 1, [ ])
AC_ARG_ENABLE(libsamplerate-shared,
[AS_HELP_STRING([--enable-libsamplerate-shared], [dynamically load libsamplerate [default=yes]])],
, enable_libsamplerate_shared=yes)
samplerate_lib=[`find_lib "libsamplerate.so.*" "" | sed 's/.*\/\(.*\)/\1/; q'`]
if test x$have_loadso != xyes && \
test x$enable_libsamplerate_shared = xyes; then
AC_MSG_WARN([You must have SDL_LoadObject() support for dynamic libsamplerate loading])
fi
if test x$have_loadso = xyes && \
test x$enable_libsamplerate_shared = xyes && test x$samplerate_lib != x; then
echo "-- dynamic libsamplerate -> $samplerate_lib"
AC_DEFINE_UNQUOTED(SDL_LIBSAMPLERATE_DYNAMIC, "$samplerate_lib", [ ])
else
EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lsamplerate"
fi
fi
fi
}
dnl Check for ARM instruction support using gas syntax
CheckARM()
{
AC_ARG_ENABLE(arm-simd,
[AS_HELP_STRING([--enable-arm-simd], [use SIMD assembly blitters on ARM [default=no]])],
enable_arm_simd=$enableval, enable_arm_simd=no)
if test x$enable_video = xyes -a x$enable_assembly = xyes -a x$enable_arm_simd = xyes; then
save_CFLAGS="$CFLAGS"
have_arm_simd=no
CFLAGS="-x assembler-with-cpp $CFLAGS"
AC_MSG_CHECKING(for ARM SIMD)
AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
.text
.arch armv6
.object_arch armv4
.arm
.altmacro
#ifndef __ARM_EABI__
#error EABI is required (to be sure that calling conventions are compatible)
#endif
pld [r0]
uqadd8 r0, r0, r0
]])], have_arm_simd=yes)
AC_MSG_RESULT($have_arm_simd)
CFLAGS="$save_CFLAGS"
if test x$have_arm_simd = xyes; then
AC_DEFINE(SDL_ARM_SIMD_BLITTERS, 1, [ ])
SOURCES="$SOURCES $srcdir/src/video/arm/pixman-arm-simd*.S"
WARN_ABOUT_ARM_SIMD_ASM_MIT="yes"
fi
fi
}
dnl Check for ARM NEON instruction support using gas syntax
CheckNEON()
{
AC_ARG_ENABLE(arm-neon,
[AS_HELP_STRING([--enable-arm-neon], [use NEON assembly blitters on ARM [default=no]])],
enable_arm_neon=$enableval, enable_arm_neon=no)
if test x$enable_video = xyes -a x$enable_assembly = xyes -a x$enable_arm_neon = xyes; then
save_CFLAGS="$CFLAGS"
have_arm_neon=no
CFLAGS="-x assembler-with-cpp $CFLAGS"
AC_MSG_CHECKING(for ARM NEON)
AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
.text
.fpu neon
.arch armv7a
.object_arch armv4
.eabi_attribute 10, 0
.arm
.altmacro
#ifndef __ARM_EABI__
#error EABI is required (to be sure that calling conventions are compatible)
#endif
pld [r0]
vmovn.u16 d0, q0
]])], have_arm_neon=yes)
AC_MSG_RESULT($have_arm_neon)
CFLAGS="$save_CFLAGS"
if test x$have_arm_neon = xyes; then
AC_DEFINE(SDL_ARM_NEON_BLITTERS, 1, [ ])
SOURCES="$SOURCES $srcdir/src/video/arm/pixman-arm-neon*.S"
WARN_ABOUT_ARM_NEON_ASM_MIT="yes"
fi
fi
}
dnl See if clang's -fobjc-arc supported.
dnl Reference: https://github.com/libsdl-org/SDL/pull/5632
CheckObjectiveCARC()
{
AC_MSG_CHECKING(for clang -fobjc-arc option)
have_clang_objc_arc=no
save_CFLAGS="$CFLAGS"
CFLAGS="$save_CFLAGS -fobjc-arc"
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
int x = 0;
]],[])], [have_clang_objc_arc=yes],[])
AC_MSG_RESULT($have_clang_objc_arc)
CFLAGS="$save_CFLAGS"
if test x$have_clang_objc_arc = xyes; then
EXTRA_CFLAGS="$EXTRA_CFLAGS -fobjc-arc"
fi
}
dnl See if GCC's -gdwarf-4 is supported
dnl See https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101377 for why this is needed on Windows
CheckGDwarf4()
{
AC_MSG_CHECKING(for GCC -gdwarf-4 option)
have_gcc_gdwarf4=no
save_CFLAGS="$CFLAGS"
CFLAGS="$save_CFLAGS -gdwarf-4"
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
int x = 0;
]],[])], [have_gcc_gdwarf4=yes],[])
AC_MSG_RESULT($have_gcc_gdwarf4)
CFLAGS="$save_CFLAGS"
if test x$have_gcc_gdwarf4 = xyes; then
EXTRA_CFLAGS="$EXTRA_CFLAGS -gdwarf-4"
fi
}
dnl See if GCC's -fvisibility=hidden is supported (gcc4 and later, usually).
dnl Details of this flag are here: http://gcc.gnu.org/wiki/Visibility
CheckVisibilityHidden()
{
AC_MSG_CHECKING(for GCC -fvisibility=hidden option)
have_gcc_fvisibility=no
visibility_CFLAGS="-fvisibility=hidden"
save_CFLAGS="$CFLAGS"
CFLAGS="$save_CFLAGS $visibility_CFLAGS -Werror"
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
#if !defined(__GNUC__) || __GNUC__ < 4
#error SDL only uses visibility attributes in GCC 4 or newer
#endif
]],[])], [have_gcc_fvisibility=yes],[])
AC_MSG_RESULT($have_gcc_fvisibility)
CFLAGS="$save_CFLAGS"
if test x$have_gcc_fvisibility = xyes; then
EXTRA_CFLAGS="$EXTRA_CFLAGS $visibility_CFLAGS"
fi
}
dnl See if GCC's -fno-strict-aliasingis supported.
dnl Reference: https://bugzilla.libsdl.org/show_bug.cgi?id=4254
CheckNoStrictAliasing()
{
AC_MSG_CHECKING(for GCC -fno-strict-aliasing option)
have_gcc_no_strict_aliasing=no
save_CFLAGS="$CFLAGS"
CFLAGS="$save_CFLAGS -fno-strict-aliasing"
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
int x = 0;
]],[])], [have_gcc_no_strict_aliasing=yes],[])
AC_MSG_RESULT($have_gcc_no_strict_aliasing)
CFLAGS="$save_CFLAGS"
if test x$have_gcc_no_strict_aliasing = xyes; then
EXTRA_CFLAGS="$EXTRA_CFLAGS -fno-strict-aliasing"
fi
}
dnl See if GCC's -Werror is supported.
CheckWerror()
{
AC_ARG_ENABLE(werror,
[AS_HELP_STRING([--enable-werror], [treat warnings as errors [default=no]])],
enable_werror=$enableval, enable_werror=no)
if test x$enable_werror = xyes; then
AC_MSG_CHECKING(for GCC -Werror option)
have_gcc_werror=no
save_CFLAGS="$CFLAGS"
CFLAGS="$save_CFLAGS -Werror"
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
int x = 0;
]],[])], [have_gcc_werror=yes],[])
AC_MSG_RESULT($have_gcc_werror)
CFLAGS="$save_CFLAGS"
if test x$have_gcc_werror = xyes; then
EXTRA_CFLAGS="$EXTRA_CFLAGS -Werror"
fi
fi
}
dnl See if GCC's -Wno-error=deprecated-declarations is supported.
CheckNoErrorDeprecatedDeclarationsWerror()
{
AC_MSG_CHECKING(for GCC -Wno-error=deprecated-declarations option)
have_gcc_no_werror_deprecated_declarations=no
save_CFLAGS="$CFLAGS"
CFLAGS="$save_CFLAGS -Wno-error=deprecated-declarations"
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
int x = 0;
]],[])], [have_gcc_no_werror_deprecated_declarations=yes],[])
AC_MSG_RESULT($have_gcc_werror)
CFLAGS="$save_CFLAGS"
if test x$have_gcc_no_werror_deprecated_declarations = xyes; then
EXTRA_CFLAGS="$EXTRA_CFLAGS -Wno-error=deprecated-declarations"
fi
}
dnl See if GCC's -Wdeclaration-after-statement is supported.
dnl This lets us catch things that would fail on a C89 compiler when using
dnl a modern GCC.
CheckDeclarationAfterStatement()
{
AC_MSG_CHECKING(for GCC -Wdeclaration-after-statement option)
have_gcc_declaration_after_statement=no
save_CFLAGS="$CFLAGS"
CFLAGS="$save_CFLAGS -Wdeclaration-after-statement -Werror=declaration-after-statement"
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
int x = 0;
]],[])], [have_gcc_declaration_after_statement=yes],[])
AC_MSG_RESULT($have_gcc_declaration_after_statement)
CFLAGS="$save_CFLAGS"
if test x$have_gcc_declaration_after_statement = xyes; then
EXTRA_CFLAGS="$EXTRA_CFLAGS -Wdeclaration-after-statement -Werror=declaration-after-statement"
fi
}
dnl See if GCC's -Wall is supported.
CheckWarnAll()
{
AC_MSG_CHECKING(for GCC -Wall option)
have_gcc_Wall=no
save_CFLAGS="$CFLAGS"
CFLAGS="$save_CFLAGS -Wall"
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
int x = 0;
]],[])], [have_gcc_Wall=yes],[])
AC_MSG_RESULT($have_gcc_Wall)
CFLAGS="$save_CFLAGS"
if test x$have_gcc_Wall = xyes; then
EXTRA_CFLAGS="$EXTRA_CFLAGS -Wall"
dnl Haiku headers use multicharacter constants all over the place. Ignore these warnings when using -Wall.
AC_MSG_CHECKING(for necessary GCC -Wno-multichar option)
need_gcc_Wno_multichar=no
case "$host" in
*-*-haiku*)
need_gcc_Wno_multichar=yes
;;
esac
AC_MSG_RESULT($need_gcc_Wno_multichar)
if test x$need_gcc_Wno_multichar = xyes; then
EXTRA_CFLAGS="$EXTRA_CFLAGS -Wno-multichar"
fi
fi
}
dnl See if GCC's -Wunused-local-typedefs is supported and disable it
dnl because it triggers on gcc 4.8.4 for compile time asserts inside
dnl of functions.
CheckUnusedLocalTypedefs()
{
AC_MSG_CHECKING(for GCC -Wunused-local-typedefs option)
have_gcc_unused_local_typedefs=no
save_CFLAGS="$CFLAGS"
CFLAGS="$save_CFLAGS -Wunused-local-typedefs"
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
int x = 0;
]],[])], [have_gcc_unused_local_typedefs=yes],[])
AC_MSG_RESULT($have_gcc_unused_local_typedefs)
CFLAGS="$save_CFLAGS"
if test x$have_gcc_unused_local_typedefs = xyes; then
EXTRA_CFLAGS="$EXTRA_CFLAGS -Wno-unused-local-typedefs"
fi
}
dnl Check for Wayland
CheckWayland()
{
AC_ARG_ENABLE(video-wayland,
[AS_HELP_STRING([--enable-video-wayland], [use Wayland video driver [default=yes]])],
,enable_video_wayland=yes)
AC_ARG_ENABLE(video-wayland-qt-touch,
[AS_HELP_STRING([--enable-video-wayland-qt-touch], [QtWayland server support for Wayland video driver [default=yes]])],
,enable_video_wayland_qt_touch=yes)
if test x$enable_video = xyes -a x$enable_video_wayland = xyes; then
AC_MSG_CHECKING(for Wayland support)
video_wayland=no
if test x$video_opengl_egl = xyes && \
test x$video_opengles_v2 = xyes; then
if $PKG_CONFIG --exists 'wayland-client >= 1.18' wayland-scanner wayland-egl wayland-cursor egl 'xkbcommon >= 0.5.0'; then
WAYLAND_CFLAGS=`$PKG_CONFIG --cflags wayland-client wayland-egl wayland-cursor xkbcommon`
WAYLAND_LIBS=`$PKG_CONFIG --libs wayland-client wayland-egl wayland-cursor xkbcommon`
WAYLAND_SCANNER=`$PKG_CONFIG --variable=wayland_scanner wayland-scanner`
AS_IF([$PKG_CONFIG --exists 'wayland-scanner >= 1.15'],
[WAYLAND_SCANNER_CODE_MODE=private-code],
[WAYLAND_SCANNER_CODE_MODE=code])
video_wayland=yes
fi
fi
AC_MSG_RESULT($video_wayland)
if test x$video_wayland = xyes; then
AC_DEFINE(SDL_VIDEO_DRIVER_WAYLAND, 1, [ ])
if test x$enable_video_wayland_qt_touch = xyes; then
AC_DEFINE(SDL_VIDEO_DRIVER_WAYLAND_QT_TOUCH, 1, [ ])
fi
WAYLAND_SOURCES="$srcdir/src/video/wayland/*.c"
SOURCES="$SOURCES $WAYLAND_SOURCES"
EXTRA_CFLAGS="$EXTRA_CFLAGS $WAYLAND_CFLAGS -I\$(gen)"
AC_ARG_ENABLE(wayland-shared,
[AS_HELP_STRING([--enable-wayland-shared], [dynamically load Wayland support [default=maybe]])],
, enable_wayland_shared=maybe)
dnl FIXME: Do BSD and OS X need special cases?
case "$host" in
*)
wayland_client_lib=[`find_lib "libwayland-client.so.*" "$WAYLAND_LIBS" | sed 's/.*\/\(.*\)/\1/; q'`]
wayland_egl_lib=[`find_lib "libwayland-egl.so.*" "$WAYLAND_LIBS" | sed 's/.*\/\(.*\)/\1/; q'`]
if test x$wayland_egl_lib = x; then
# This works in Ubuntu 13.10, maybe others
wayland_egl_lib=[`find_lib "mesa-egl/libwayland-egl.so.*" "$WAYLAND_LIBS" | sed 's/.*\/\(.*\)/\1/; q'`]
fi
wayland_cursor_lib=[`find_lib "libwayland-cursor.so.*" "$WAYLAND_LIBS" | sed 's/.*\/\(.*\)/\1/; q'`]
xkbcommon_lib=[`find_lib "libxkbcommon.so.*" "$WAYLAND_LIBS" | sed 's/.*\/\(.*\)/\1/; q'`]
;;
esac
if test x$enable_wayland_shared = xmaybe; then
enable_wayland_shared=yes
fi
if test x$have_loadso != xyes && \
test x$enable_wayland_shared = xyes; then
AC_MSG_WARN([You must have SDL_LoadObject() support for dynamic Wayland loading])
enable_wayland_shared=no
fi
if test x$have_loadso = xyes && \
test x$enable_wayland_shared = xyes && \
test x$wayland_client_lib != x && \
test x$wayland_egl_lib != x && \
test x$wayland_cursor_lib != x && \
test x$xkbcommon_lib != x; then
echo "-- dynamic libwayland-client -> $wayland_client_lib"
echo "-- dynamic libwayland-egl -> $wayland_egl_lib"
echo "-- dynamic libwayland-cursor -> $wayland_cursor_lib"
echo "-- dynamic libxkbcommon -> $xkbcommon_lib"
AC_DEFINE_UNQUOTED(SDL_VIDEO_DRIVER_WAYLAND_DYNAMIC, "$wayland_client_lib", [ ])
AC_DEFINE_UNQUOTED(SDL_VIDEO_DRIVER_WAYLAND_DYNAMIC_EGL, "$wayland_egl_lib", [ ])
AC_DEFINE_UNQUOTED(SDL_VIDEO_DRIVER_WAYLAND_DYNAMIC_CURSOR, "$wayland_cursor_lib", [ ])
AC_DEFINE_UNQUOTED(SDL_VIDEO_DRIVER_WAYLAND_DYNAMIC_XKBCOMMON, "$xkbcommon_lib", [ ])
SUMMARY_video="${SUMMARY_video} wayland(dynamic)"
else
enable_wayland_shared=no
EXTRA_LDFLAGS="$EXTRA_LDFLAGS $WAYLAND_LIBS"
SUMMARY_video="${SUMMARY_video} wayland"
fi
have_video=yes
dnl See if libdecor is available
AC_ARG_ENABLE(libdecor,
[AS_HELP_STRING([--enable-libdecor], [use libdecor for Wayland client-side decorations [default=yes]])],, enable_libdecor=yes)
if test x$enable_libdecor = xyes; then
PKG_CHECK_MODULES([DECOR], [libdecor-0], video_libdecor=yes, video_libdecor=no)
if test x$video_libdecor = xyes; then
EXTRA_CFLAGS="$EXTRA_CFLAGS $DECOR_CFLAGS"
AC_DEFINE(HAVE_LIBDECOR_H, 1, [ ])
AC_ARG_ENABLE(libdecor-shared,
[AS_HELP_STRING([--enable-libdecor-shared], [dynamically load libdecor [default=yes]])],, enable_libdecor_shared=yes)
decor_lib=[`find_lib "libdecor-0.so.*" "$DECOR_LIBS" | sed 's/.*\/\(.*\)/\1/; q'`]
if test x$enable_wayland_shared != xyes; then
enable_libdecor_shared=no
fi
if test x$have_loadso != xyes && \
test x$enable_libdecor_shared = xyes; then
AC_MSG_WARN([You must have SDL_LoadObject() support for dynamic libdecor loading])
fi
if test x$have_loadso = xyes && \
test x$enable_libdecor_shared = xyes && test x$decor_lib != x; then
echo "-- dynamic libdecor -> $decor_lib"
AC_DEFINE_UNQUOTED(SDL_VIDEO_DRIVER_WAYLAND_DYNAMIC_LIBDECOR, "$decor_lib", [ ])
else
EXTRA_LDFLAGS="$EXTRA_LDFLAGS $DECOR_LIBS"
fi
saved_cflags=$CFLAGS
CFLAGS="$CFLAGS $DECOR_CFLAGS"
AC_CHECK_DECLS([libdecor_frame_get_min_content_size, libdecor_frame_get_max_content_size], [libdecor_get_min_max=yes], [ ], [[#include <libdecor.h>]])
if test x$libdecor_get_min_max = xyes; then
AC_DEFINE(SDL_HAVE_LIBDECOR_GET_MIN_MAX, 1, [ ])
fi
CFLAGS="$saved_cflags"
fi
fi
fi
fi
}
dnl Check for Native Client stuff
CheckNativeClient()
{
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
#if !defined(__native_client__)
#error "NO NACL"
#endif
]],[])], [
AC_DEFINE(SDL_VIDEO_DRIVER_NACL, 1, [ ])
AC_DEFINE(SDL_AUDIO_DRIVER_NACL, 1, [ ])
AC_DEFINE(HAVE_POW, 1, [ ])
AC_DEFINE(HAVE_OPENGLES2, 1, [ ])
AC_DEFINE(SDL_VIDEO_OPENGL_ES2, 1, [ ])
AC_DEFINE(SDL_VIDEO_RENDER_OGL_ES2, 1, [ ])
SDL_LIBS="-lppapi_simple -lppapi_gles2 $SDL_LIBS"
SDLMAIN_SOURCES="$srcdir/src/main/nacl/*.c"
SOURCES="$SOURCES $srcdir/src/audio/nacl/*.c"
SUMMARY_audio="${SUMMARY_audio} nacl"
have_audio=yes
SOURCES="$SOURCES $srcdir/src/video/nacl/*.c"
SUMMARY_video="${SUMMARY_video} nacl opengles2"
have_video=yes
],[])
}
CheckRPI()
{
AC_ARG_ENABLE(video-rpi,
[AS_HELP_STRING([--enable-video-rpi], [use Raspberry Pi 2/3 video driver [default=yes]])],
, enable_video_rpi=yes)
if test x$enable_video = xyes -a x$enable_video_rpi = xyes; then
PKG_CHECK_MODULES([RPI], [bcm_host brcmegl], video_rpi=yes, video_rpi=no)
if test x$video_rpi = xno; then
if test x$ARCH = xnetbsd; then
RPI_CFLAGS="-I/usr/pkg/include -I/usr/pkg/include/interface/vcos/pthreads -I/usr/pkg/include/interface/vmcs_host/linux"
RPI_LIBS="-Wl,-R/usr/pkg/lib -L/usr/pkg/lib -lbcm_host"
else
RPI_CFLAGS="-I/opt/vc/include -I/opt/vc/include/interface/vcos/pthreads -I/opt/vc/include/interface/vmcs_host/linux"
RPI_LIBS="-Wl,-rpath,/opt/vc/lib -L/opt/vc/lib -lbcm_host"
fi
fi
# Save the original compiler flags and libraries
ac_save_cflags="$CFLAGS"; ac_save_libs="$LIBS"
# Add the Raspberry Pi compiler flags and libraries
CFLAGS="$CFLAGS $RPI_CFLAGS"; LIBS="$LIBS $RPI_LIBS"
AC_MSG_CHECKING(for Raspberry Pi 2/3)
have_video_rpi=no
AC_LINK_IFELSE([AC_LANG_PROGRAM([[
#include <bcm_host.h>
#include <EGL/eglplatform.h>
]], [[
EGL_DISPMANX_WINDOW_T window;
bcm_host_init();
]])], [have_video_rpi=yes],[])
AC_MSG_RESULT($have_video_rpi)
# Restore the compiler flags and libraries
CFLAGS="$ac_save_cflags"; LIBS="$ac_save_libs"
if test x$have_video_rpi = xyes; then
CFLAGS="$CFLAGS $RPI_CFLAGS"
SDL_CFLAGS="$SDL_CFLAGS $RPI_CFLAGS"
EXTRA_CFLAGS="$EXTRA_CFLAGS $RPI_CFLAGS"
EXTRA_LDFLAGS="$EXTRA_LDFLAGS $RPI_LIBS"
SOURCES="$SOURCES $srcdir/src/video/raspberry/*.c"
AC_DEFINE(SDL_VIDEO_DRIVER_RPI, 1, [ ])
SUMMARY_video="${SUMMARY_video} rpi"
have_video=yes
fi
fi
}
dnl Find the X11 include and library directories
CheckX11()
{
AC_ARG_ENABLE(video-x11,
[AS_HELP_STRING([--enable-video-x11], [use X11 video driver [default=maybe]])],
,[
enable_video_x11=yes
case "$host" in
*-*-darwin*|*-ios-*)
enable_video_x11=no
;;
esac])
if test x$enable_video = xyes -a x$enable_video_x11 = xyes; then
case "$host" in
*-*-darwin*)
# This isn't necessary for X11, but fixes GLX detection
if test "x$x_includes" = xNONE && \
test "x$x_libraries" = xNONE && \
test -d /opt/X11/include && \
test -d /opt/X11/lib; then
x_includes="/opt/X11/include"
x_libraries="/opt/X11/lib"
fi
;;
esac
AC_PATH_X
AC_PATH_XTRA
if test x$have_x = xyes; then
AC_ARG_ENABLE(x11-shared,
[AS_HELP_STRING([--enable-x11-shared], [dynamically load X11 support [default=maybe]])],
, enable_x11_shared=maybe)
case "$host" in
*-*-darwin*)
# Apple now puts this in /opt/X11
x11_lib='/opt/X11/lib/libX11.6.dylib'
x11ext_lib='/opt/X11/lib/libXext.6.dylib'
xcursor_lib='/opt/X11/lib/libXcursor.1.dylib'
xinput_lib='/opt/X11/lib/libXi.6.dylib'
xfixes_lib='/opt/X11/lib/libXfixes.3.dylib'
xrandr_lib='/opt/X11/lib/libXrandr.2.dylib'
xrender_lib='/opt/X11/lib/libXrender.1.dylib'
xss_lib='/opt/X11/lib/libXss.1.dylib'
;;
*-*-openbsd*)
x11_lib='libX11.so'
x11ext_lib='libXext.so'
xcursor_lib='libXcursor.so'
xinput_lib='libXi.so'
xfixes_lib='libXfixes.so'
xrandr_lib='libXrandr.so'
xrender_lib='libXrender.so'
xss_lib='libXss.so'
;;
*)
x11_lib=[`find_lib "libX11.so.*" "$X_LIBS -L/usr/X11/$base_libdir -L/usr/X11R6/$base_libdir" | sed 's/.*\/\(.*\)/\1/; q'`]
x11ext_lib=[`find_lib "libXext.so.*" "$X_LIBS -L/usr/X11/$base_libdir -L/usr/X11R6/$base_libdir" | sed 's/.*\/\(.*\)/\1/; q'`]
xcursor_lib=[`find_lib "libXcursor.so.*" "$X_LIBS -L/usr/X11/$base_libdir -L/usr/X11R6/$base_libdir" | sed 's/.*\/\(.*\)/\1/; q'`]
xinput_lib=[`find_lib "libXi.so.*" "$X_LIBS -L/usr/X11/$base_libdir -L/usr/X11R6/$base_libdir" | sed 's/.*\/\(.*\)/\1/; q'`]
xfixes_lib=[`find_lib "libXfixes.so.*" "$X_LIBS -L/usr/X11/$base_libdir -L/usr/X11R6/$base_libdir" | sed 's/.*\/\(.*\)/\1/; q'`]
xrandr_lib=[`find_lib "libXrandr.so.*" "$X_LIBS -L/usr/X11/$base_libdir -L/usr/X11R6/$base_libdir" | sed 's/.*\/\(.*\)/\1/; q'`]
xrender_lib=[`find_lib "libXrender.so.*" "$X_LIBS -L/usr/X11/$base_libdir -L/usr/X11R6/$base_libdir" | sed 's/.*\/\(.*\)/\1/; q'`]
xss_lib=[`find_lib "libXss.so.*" "$X_LIBS -L/usr/X11/$base_libdir -L/usr/X11R6/$base_libdir" | sed 's/.*\/\(.*\)/\1/; q'`]
;;
esac
if test x$ac_cv_func_shmat != xyes; then
X_CFLAGS="$X_CFLAGS -DNO_SHARED_MEMORY"
fi
CFLAGS="$CFLAGS $X_CFLAGS"
LDFLAGS="$LDFLAGS $X_LIBS"
AC_CHECK_HEADER(X11/extensions/Xext.h,
have_xext_h_hdr=yes,
have_xext_h_hdr=no,
[#include <X11/Xlib.h>
#include <X11/Xproto.h>
])
if test x$have_xext_h_hdr != xyes; then
AC_MSG_ERROR([
*** Missing Xext.h, maybe you need to install the libxext-dev package?
])
fi
AC_DEFINE(SDL_VIDEO_DRIVER_X11, 1, [ ])
SOURCES="$SOURCES $srcdir/src/video/x11/*.c"
EXTRA_CFLAGS="$EXTRA_CFLAGS $X_CFLAGS"
# Needed so SDL applications can include SDL_syswm.h
SDL_CFLAGS="$SDL_CFLAGS $X_CFLAGS"
if test x$enable_x11_shared = xmaybe; then
enable_x11_shared=yes
fi
if test x$have_loadso != xyes && \
test x$enable_x11_shared = xyes; then
AC_MSG_WARN([You must have SDL_LoadObject() support for dynamic X11 loading])
enable_x11_shared=no
fi
if test x$have_loadso = xyes && \
test x$enable_x11_shared = xyes && test x$x11_lib != x && test x$x11ext_lib != x; then
echo "-- dynamic libX11 -> $x11_lib"
echo "-- dynamic libX11ext -> $x11ext_lib"
AC_DEFINE_UNQUOTED(SDL_VIDEO_DRIVER_X11_DYNAMIC, "$x11_lib", [ ])
AC_DEFINE_UNQUOTED(SDL_VIDEO_DRIVER_X11_DYNAMIC_XEXT, "$x11ext_lib", [ ])
SUMMARY_video="${SUMMARY_video} x11(dynamic)"
else
enable_x11_shared=no
EXTRA_LDFLAGS="$EXTRA_LDFLAGS $X_LIBS -lX11 -lXext"
SUMMARY_video="${SUMMARY_video} x11"
fi
have_video=yes
AC_MSG_CHECKING([for XGenericEvent])
have_XGenericEvent=no
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
#include <X11/Xlib.h>
]], [[
Display *display;
XEvent event;
XGenericEventCookie *cookie = &event.xcookie;
XNextEvent(display, &event);
XGetEventData(display, cookie);
XFreeEventData(display, cookie);
]])], [
have_XGenericEvent=yes
AC_DEFINE([SDL_VIDEO_DRIVER_X11_SUPPORTS_GENERIC_EVENTS], 1, [ ])
],[])
AC_MSG_RESULT($have_XGenericEvent)
AC_CHECK_LIB(X11, XkbKeycodeToKeysym, AC_DEFINE(SDL_VIDEO_DRIVER_X11_HAS_XKBKEYCODETOKEYSYM, 1, [Have XkbKeycodeToKeysym]))
AC_ARG_ENABLE(video-x11-xcursor,
[AS_HELP_STRING([--enable-video-x11-xcursor], [enable X11 Xcursor support [default=yes]])],
, enable_video_x11_xcursor=yes)
if test x$enable_video_x11_xcursor = xyes; then
definitely_enable_video_x11_xcursor=no
AC_CHECK_HEADER(X11/Xcursor/Xcursor.h,
have_xcursor_h_hdr=yes,
have_xcursor_h_hdr=no,
[#include <X11/Xlib.h>
])
if test x$have_xcursor_h_hdr = xyes; then
if test x$enable_x11_shared = xyes && test x$xcursor_lib != x ; then
echo "-- dynamic libXcursor -> $xcursor_lib"
AC_DEFINE_UNQUOTED(SDL_VIDEO_DRIVER_X11_DYNAMIC_XCURSOR, "$xcursor_lib", [ ])
definitely_enable_video_x11_xcursor=yes
else
AC_CHECK_LIB(Xcursor, XcursorImageCreate, have_xcursor_lib=yes)
if test x$have_xcursor_lib = xyes ; then
EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lXcursor"
definitely_enable_video_x11_xcursor=yes
fi
fi
fi
fi
if test x$definitely_enable_video_x11_xcursor = xyes; then
AC_DEFINE(SDL_VIDEO_DRIVER_X11_XCURSOR, 1, [ ])
SUMMARY_video_x11="${SUMMARY_video_x11} xcursor"
fi
AC_ARG_ENABLE(video-x11-xdbe,
[AS_HELP_STRING([--enable-video-x11-xdbe], [enable X11 Xdbe support [default=yes]])],
, enable_video_x11_xdbe=yes)
if test x$enable_video_x11_xdbe = xyes; then
AC_CHECK_HEADER(X11/extensions/Xdbe.h,
have_dbe_h_hdr=yes,
have_dbe_h_hdr=no,
[#include <X11/Xlib.h>
])
if test x$have_dbe_h_hdr = xyes; then
AC_DEFINE(SDL_VIDEO_DRIVER_X11_XDBE, 1, [ ])
SUMMARY_video_x11="${SUMMARY_video_x11} xdbe"
fi
fi
AC_ARG_ENABLE(video-x11-xinput,
[AS_HELP_STRING([--enable-video-x11-xinput], [enable X11 XInput extension for manymouse, tablets, etc [default=yes]])],
, enable_video_x11_xinput=yes)
if test x$enable_video_x11_xinput = xyes; then
definitely_enable_video_x11_xinput=no
AC_CHECK_HEADER(X11/extensions/XInput2.h,
have_xinput_h_hdr=yes,
have_xinput_h_hdr=no,
[#include <X11/Xlib.h>
])
if test x$have_xinput_h_hdr = xyes; then
if test x$enable_x11_shared = xyes && test x$xinput_lib != x ; then
echo "-- dynamic libXi -> $xinput_lib"
AC_DEFINE_UNQUOTED(SDL_VIDEO_DRIVER_X11_DYNAMIC_XINPUT2, "$xinput_lib", [ ])
definitely_enable_video_x11_xinput=yes
else
AC_CHECK_LIB(Xi, XOpenDevice, have_xinput_lib=yes)
if test x$have_xinput_lib = xyes ; then
EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lXi"
definitely_enable_video_x11_xinput=yes
fi
fi
fi
fi
if test x$definitely_enable_video_x11_xinput = xyes; then
SUMMARY_video_x11="${SUMMARY_video_x11} xinput2"
AC_DEFINE(SDL_VIDEO_DRIVER_X11_XINPUT2, 1, [ ])
AC_MSG_CHECKING(for xinput2 multitouch)
have_xinput2_multitouch=no
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
#include <X11/Xlib.h>
#include <X11/Xproto.h>
#include <X11/extensions/XInput2.h>
]], [[
int event_type = XI_TouchBegin;
XITouchClassInfo *t;
]])], [
have_xinput2_multitouch=yes
AC_DEFINE([SDL_VIDEO_DRIVER_X11_XINPUT2_SUPPORTS_MULTITOUCH], 1, [ ])
SUMMARY_video_x11="${SUMMARY_video_x11} xinput2_multitouch"
],[])
AC_MSG_RESULT($have_xinput2_multitouch)
fi
AC_ARG_ENABLE(video-x11-xfixes,
[AS_HELP_STRING([--enable-video-x11-xfixes], [enable X11 Xfixes support [default=yes]])],
, enable_video_x11_xfixes=yes)
if test x$enable_video_x11_xfixes = xyes; then
definitely_enable_video_x11_xfixes=no
# check along with XInput2.h because we use Xfixes with XIBarrierReleasePointer
AC_MSG_CHECKING(for X11/extensions/Xfixes.h)
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
#include <X11/Xlib.h>
#include <X11/Xproto.h>
#include <X11/extensions/XInput2.h>
#include <X11/extensions/Xfixes.h>]],
[BarrierEventID b;])],
[have_xfixes_h_hdr=yes],
[have_xfixes_h_hdr=no])
AC_MSG_RESULT($have_xfixes_h_hdr)
if test x$have_xfixes_h_hdr = xyes; then
if test x$enable_x11_shared = xyes && test x$xfixes_lib != x ; then
echo "-- dynamic libXfixes -> $xfixes_lib"
AC_DEFINE_UNQUOTED(SDL_VIDEO_DRIVER_X11_DYNAMIC_XFIXES, "$xfixes_lib", [ ])
definitely_enable_video_x11_xfixes=yes
else
AC_CHECK_LIB(Xfixes, XFixesCreatePointerBarrier, have_xfixes_lib=yes)
if test x$have_xfixes_lib = xyes ; then
EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lXfixes"
definitely_enable_video_x11_xfixes=yes
fi
fi
fi
fi
if test x$definitely_enable_video_x11_xfixes = xyes; then
AC_DEFINE(SDL_VIDEO_DRIVER_X11_XFIXES, 1, [ ])
SUMMARY_video_x11="${SUMMARY_video_x11} xfixes"
fi
AC_ARG_ENABLE(video-x11-xrandr,
[AS_HELP_STRING([--enable-video-x11-xrandr], [enable X11 Xrandr extension for fullscreen [default=yes]])],
, enable_video_x11_xrandr=yes)
if test x$enable_video_x11_xrandr = xyes; then
dnl XRRScreenResources is only present in Xrandr >= 1.2, we use that as a test.
definitely_enable_video_x11_xrandr=no
have_xrandr_h_hdr=no
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
#include <X11/Xlib.h>
#include <X11/extensions/Xrandr.h>
]], [[
XRRScreenResources *res = NULL;
]])], [have_xrandr_h_hdr=yes],[])
if test x$have_xrandr_h_hdr = xyes; then
if test x$enable_x11_shared = xyes && test x$xrandr_lib != x ; then
echo "-- dynamic libXrandr -> $xrandr_lib"
AC_DEFINE_UNQUOTED(SDL_VIDEO_DRIVER_X11_DYNAMIC_XRANDR, "$xrandr_lib", [ ])
definitely_enable_video_x11_xrandr=yes
else
AC_CHECK_LIB(Xrandr, XRRQueryExtension, have_xrandr_lib=yes)
if test x$have_xrandr_lib = xyes ; then
EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lXrandr"
definitely_enable_video_x11_xrandr=yes
fi
fi
fi
fi
if test x$definitely_enable_video_x11_xrandr = xyes; then
AC_DEFINE(SDL_VIDEO_DRIVER_X11_XRANDR, 1, [ ])
SUMMARY_video_x11="${SUMMARY_video_x11} xrandr"
fi
AC_ARG_ENABLE(video-x11-scrnsaver,
[AS_HELP_STRING([--enable-video-x11-scrnsaver], [enable X11 screensaver extension [default=yes]])],
, enable_video_x11_scrnsaver=yes)
if test x$enable_video_x11_scrnsaver = xyes; then
AC_CHECK_HEADER(X11/extensions/scrnsaver.h,
have_scrnsaver_h_hdr=yes,
have_scrnsaver_h_hdr=no,
[#include <X11/Xlib.h>
])
if test x$have_scrnsaver_h_hdr = xyes; then
if test x$enable_x11_shared = xyes && test x$xss_lib != x ; then
echo "-- dynamic libXss -> $xss_lib"
AC_DEFINE_UNQUOTED(SDL_VIDEO_DRIVER_X11_DYNAMIC_XSS, "$xss_lib", [ ])
definitely_enable_video_x11_scrnsaver=yes
else
AC_CHECK_LIB(Xss, XScreenSaverSuspend, have_xss_lib=yes)
if test x$have_xss_lib = xyes ; then
EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lXss"
definitely_enable_video_x11_scrnsaver=yes
fi
fi
fi
fi
if test x$definitely_enable_video_x11_scrnsaver = xyes; then
AC_DEFINE(SDL_VIDEO_DRIVER_X11_XSCRNSAVER, 1, [ ])
SUMMARY_video_x11="${SUMMARY_video_x11} xscrnsaver"
fi
AC_ARG_ENABLE(video-x11-xshape,
[AS_HELP_STRING([--enable-video-x11-xshape], [enable X11 XShape support [default=yes]])],
, enable_video_x11_xshape=yes)
if test x$enable_video_x11_xshape = xyes; then
AC_CHECK_HEADER(X11/extensions/shape.h,
have_shape_h_hdr=yes,
have_shape_h_hdr=no,
[#include <X11/Xlib.h>
])
if test x$have_shape_h_hdr = xyes; then
AC_DEFINE(SDL_VIDEO_DRIVER_X11_XSHAPE, 1, [ ])
SUMMARY_video_x11="${SUMMARY_video_x11} xshape"
fi
fi
fi
fi
if test x$have_x != xyes; then
# Prevent Mesa from including X11 headers
EXTRA_CFLAGS="$EXTRA_CFLAGS -DMESA_EGL_NO_X11_HEADERS -DEGL_NO_X11"
fi
}
dnl Set up the Vivante video driver if enabled
CheckVivanteVideo()
{
AC_ARG_ENABLE(video-vivante,
[AS_HELP_STRING([--enable-video-vivante], [use Vivante EGL video driver [default=yes]])],
, enable_video_vivante=yes)
if test x$enable_video = xyes -a x$enable_video_vivante = xyes; then
AC_MSG_CHECKING(for Vivante VDK API)
have_vivante_vdk=no
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
#define LINUX
#define EGL_API_FB
#include <gc_vdk.h>
]],[])], [have_vivante_vdk=yes],[])
AC_MSG_RESULT($have_vivante_vdk)
AC_MSG_CHECKING(for Vivante FB API)
have_vivante_egl=no
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
#define LINUX
#define EGL_API_FB
#include <EGL/eglvivante.h>
]],[])], [have_vivante_egl=yes],[])
AC_MSG_RESULT($have_vivante_egl)
if test x$have_vivante_vdk = xyes -o x$have_vivante_egl = xyes; then
AC_DEFINE(SDL_VIDEO_DRIVER_VIVANTE, 1, [ ])
EXTRA_CFLAGS="$EXTRA_CFLAGS -DLINUX -DEGL_API_FB"
if test x$have_vivante_vdk = xyes; then
AC_DEFINE(SDL_VIDEO_DRIVER_VIVANTE_VDK, 1, [ ])
EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lVDK"
fi
SOURCES="$SOURCES $srcdir/src/video/vivante/*.c"
SUMMARY_video="${SUMMARY_video} vivante"
have_video=yes
fi
fi
}
dnl Set up the Haiku video driver if enabled
CheckHaikuVideo()
{
if test x$enable_video = xyes; then
AC_DEFINE(SDL_VIDEO_DRIVER_HAIKU, 1, [ ])
SOURCES="$SOURCES $srcdir/src/video/haiku/*.cc"
have_video=yes
SUMMARY_video="${SUMMARY_video} haiku"
fi
}
dnl Set up the Cocoa video driver for Mac OS X (but not Darwin)
CheckCOCOA()
{
AC_ARG_ENABLE(video-cocoa,
[AS_HELP_STRING([--enable-video-cocoa], [use Cocoa video driver [default=yes]])],
, enable_video_cocoa=yes)
if test x$enable_video = xyes -a x$enable_video_cocoa = xyes; then
save_CFLAGS="$CFLAGS"
dnl Work around that we don't have Objective-C support in autoconf
CFLAGS="$CFLAGS -x objective-c"
AC_MSG_CHECKING(for Cocoa framework)
have_cocoa=no
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
#import <Cocoa/Cocoa.h>
]],[])], [have_cocoa=yes],[])
AC_MSG_RESULT($have_cocoa)
CFLAGS="$save_CFLAGS"
if test x$have_cocoa = xyes; then
AC_DEFINE(SDL_VIDEO_DRIVER_COCOA, 1, [ ])
SOURCES="$SOURCES $srcdir/src/video/cocoa/*.m"
SUMMARY_video="${SUMMARY_video} cocoa"
have_video=yes
fi
fi
}
CheckMETAL()
{
AC_ARG_ENABLE(video-metal,
[AS_HELP_STRING([--enable-video-metal], [include Metal support [default=yes]])],
, enable_video_metal=yes)
AC_ARG_ENABLE(render-metal,
[AS_HELP_STRING([--enable-render-metal], [enable the Metal render driver [default=yes]])],
, enable_render_metal=yes)
if test x$enable_video = xyes -a x$enable_video_metal = xyes; then
save_CFLAGS="$CFLAGS"
dnl Work around that we don't have Objective-C support in autoconf
CFLAGS="$CFLAGS -x objective-c"
AC_MSG_CHECKING(for Metal framework)
have_metal=no
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
#import <Cocoa/Cocoa.h>
#import <Metal/Metal.h>
#import <QuartzCore/CAMetalLayer.h>
#if TARGET_CPU_X86
#error Metal doesn't work on this configuration
#endif
]],[])], [have_metal=yes],[])
CFLAGS="$save_CFLAGS"
AC_MSG_RESULT($have_metal)
if test x$have_metal = xyes; then
AC_DEFINE(SDL_VIDEO_METAL, 1, [ ])
if test x$enable_render = xyes -a x$enable_render_metal = xyes; then
AC_DEFINE(SDL_VIDEO_RENDER_METAL, 1, [ ])
SOURCES="$SOURCES $srcdir/src/render/metal/*.m"
fi
SUMMARY_video="${SUMMARY_video} metal"
else
enable_video_metal=no
enable_render_metal=no
fi
fi
}
dnl Find DirectFB
CheckDirectFB()
{
AC_ARG_ENABLE(video-directfb,
[AS_HELP_STRING([--enable-video-directfb], [use DirectFB video driver [default=no]])],
, enable_video_directfb=no)
if test x$enable_video = xyes -a x$enable_video_directfb = xyes; then
PKG_CHECK_MODULES([DIRECTFB], [directfb >= 1.0.0], video_directfb=yes, video_directfb=no)
if test x$video_directfb = xyes; then
# SuSE 11.1 installs directfb-config without directfb-devel
save_CPPFLAGS="$CPPFLAGS"
CPPFLAGS="$CPPFLAGS $DIRECTFB_CFLAGS"
AC_CHECK_HEADER(directfb.h, have_directfb_hdr=yes, have_directfb_hdr=no)
CPPFLAGS="$save_CPPFLAGS"
video_directfb=$have_directfb_hdr
fi
if test x$video_directfb = xyes; then
AC_ARG_ENABLE(directfb-shared,
[AS_HELP_STRING([--enable-directfb-shared], [dynamically load directfb support [default=yes]])],
, enable_directfb_shared=yes)
AC_DEFINE(SDL_VIDEO_DRIVER_DIRECTFB, 1, [ ])
AC_DEFINE(SDL_VIDEO_RENDER_DIRECTFB, 1, [ ])
SOURCES="$SOURCES $srcdir/src/video/directfb/*.c"
EXTRA_CFLAGS="$EXTRA_CFLAGS $DIRECTFB_CFLAGS"
directfb_shared=no
directfb_lib=[`find_lib "libdirectfb*.so.*" "$DIRECTFB_LIBS" | sed 's/.*\/\(.*\)/\1/; q'`]
if test x$have_loadso != xyes && \
test x$enable_directfb_shared = xyes; then
AC_MSG_WARN([You must have SDL_LoadObject() support for dynamic directfb loading])
fi
if test x$have_loadso = xyes && \
test x$enable_directfb_shared = xyes && test x$directfb_lib != x; then
directfb_shared=yes
echo "-- dynamic libdirectfb -> $directfb_lib"
AC_DEFINE_UNQUOTED(SDL_VIDEO_DRIVER_DIRECTFB_DYNAMIC, "$directfb_lib", [ ])
SUMMARY_video="${SUMMARY_video} directfb(dynamic)"
else
EXTRA_LDFLAGS="$EXTRA_LDFLAGS $DIRECTFB_LIBS"
SUMMARY_video="${SUMMARY_video} directfb"
fi
SDL_CFLAGS="$SDL_CFLAGS $DIRECTFB_CFLAGS"
have_video=yes
fi
fi
}
dnl Find KMSDRM
CheckKMSDRM()
{
AC_ARG_ENABLE(video-kmsdrm,
[AS_HELP_STRING([--enable-video-kmsdrm], [use KMSDRM video driver [default=yes]])],
, enable_video_kmsdrm=yes)
if test x$enable_video = xyes && \
test x$enable_video_kmsdrm = xyes && \
test x$video_opengl_egl = xyes; then
video_kmsdrm=no
PKG_CHECK_MODULES([LIBDRM], [libdrm >= 1.4.82], libdrm_avail=yes, libdrm_avail=no)
PKG_CHECK_MODULES([LIBGBM], [gbm >= 11.1.0], libgbm_avail=yes, libgbm_avail=no)
if test x$libdrm_avail = xyes -a x$libgbm_avail = xyes; then
video_kmsdrm=yes
fi
if test x$video_kmsdrm = xyes; then
AC_ARG_ENABLE(kmsdrm-shared,
[AS_HELP_STRING([--enable-kmsdrm-shared], [dynamically load kmsdrm support [default=yes]])],
, enable_kmsdrm_shared=yes)
AC_DEFINE(SDL_VIDEO_DRIVER_KMSDRM, 1, [ ])
SOURCES="$SOURCES $srcdir/src/video/kmsdrm/*.c"
EXTRA_CFLAGS="$EXTRA_CFLAGS $LIBDRM_CFLAGS $LIBGBM_CFLAGS"
AC_MSG_CHECKING(for kmsdrm dynamic loading support)
kmsdrm_shared=no
drm_lib=[`find_lib "libdrm.so.*" "$LIBDRM_LIBS"`]
gbm_lib=[`find_lib "libgbm.so.*" "$LIBGBM_LIBS"`]
if test x$have_loadso != xyes && \
test x$enable_kmsdrm_shared = xyes; then
AC_MSG_WARN([You must have SDL_LoadObject() support for dynamic kmsdrm loading])
fi
if test x$have_loadso = xyes && \
test x$enable_kmsdrm_shared = xyes && test x$drm_lib != x && test x$gbm_lib != x; then
kmsdrm_shared=yes
AC_DEFINE_UNQUOTED(SDL_VIDEO_DRIVER_KMSDRM_DYNAMIC, "$drm_lib", [ ])
AC_DEFINE_UNQUOTED(SDL_VIDEO_DRIVER_KMSDRM_DYNAMIC_GBM, "$gbm_lib", [ ])
AC_DEFINE_UNQUOTED(HAVE_KMSDRM_SHARED, "TRUE", [ ])
SUMMARY_video="${SUMMARY_video} kmsdrm(dynamic)"
else
EXTRA_LDFLAGS="$EXTRA_LDFLAGS $LIBDRM_LIBS $LIBGBM_LIBS"
SUMMARY_video="${SUMMARY_video} kmsdrm"
fi
AC_MSG_RESULT($kmsdrm_shared)
if test x$kmsdrm_shared = xyes; then
echo "-- dynamic libdrm -> $drm_lib"
echo "-- dynamic libgbm -> $gbm_lib"
fi
have_video=yes
fi
fi
}
dnl rcg04172001 Set up the Null video driver.
CheckDummyVideo()
{
AC_ARG_ENABLE(video-dummy,
[AS_HELP_STRING([--enable-video-dummy], [use dummy video driver [default=yes]])],
, enable_video_dummy=yes)
if test x$enable_video_dummy = xyes; then
AC_DEFINE(SDL_VIDEO_DRIVER_DUMMY, 1, [ ])
SOURCES="$SOURCES $srcdir/src/video/dummy/*.c"
have_video=yes
SUMMARY_video="${SUMMARY_video} dummy"
fi
}
CheckOffscreenVideo()
{
AC_ARG_ENABLE(video-offscreen,
[AS_HELP_STRING([--enable-video-offscreen], [use offscreen video driver [default=yes]])],
, enable_video_offscreen=yes)
if test x$enable_video_offscreen = xyes; then
AC_DEFINE(SDL_VIDEO_DRIVER_OFFSCREEN, 1, [ ])
SOURCES="$SOURCES $srcdir/src/video/offscreen/*.c"
have_video=yes
SUMMARY_video="${SUMMARY_video} offscreen"
fi
}
dnl Set up the QNX video driver if enabled
CheckQNXVideo()
{
if test x$enable_video = xyes; then
AC_DEFINE(SDL_VIDEO_DRIVER_QNX, 1, [ ])
SOURCES="$SOURCES $srcdir/src/video/qnx/*.c"
have_video=yes
EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lscreen -lEGL -lGLESv2"
SUMMARY_video="${SUMMARY_video} qnx"
fi
}
dnl Set up the QNX audio driver if enabled
CheckQNXAudio()
{
if test x$enable_audio = xyes; then
AC_DEFINE(SDL_AUDIO_DRIVER_QSA, 1, [ ])
SOURCES="$SOURCES $srcdir/src/audio/qsa/*.c"
have_audio=yes
EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lasound"
SUMMARY_audio="${SUMMARY_audio} qsa"
fi
}
dnl Check to see if OpenGL support is desired
AC_ARG_ENABLE(video-opengl,
[AS_HELP_STRING([--enable-video-opengl], [include OpenGL support [default=yes]])],
, enable_video_opengl=yes)
dnl Find GLX
CheckGLX()
{
if test x$enable_video = xyes -a x$enable_video_opengl = xyes; then
AC_MSG_CHECKING(for GLX support)
video_opengl_glx=no
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
#include <GL/glx.h>
]],[])], [video_opengl_glx=yes],[])
AC_MSG_RESULT($video_opengl_glx)
if test x$video_opengl_glx = xyes; then
AC_DEFINE(SDL_VIDEO_OPENGL, 1, [ ])
AC_DEFINE(SDL_VIDEO_OPENGL_GLX, 1, [ ])
fi
fi
}
dnl Check to see if OpenGL ES support is desired
AC_ARG_ENABLE(video-opengles,
[AS_HELP_STRING([--enable-video-opengles], [include OpenGL ES support [default=yes]])],
, enable_video_opengles=yes)
AC_ARG_ENABLE(video-opengles1,
[AS_HELP_STRING([--enable-video-opengles1], [include OpenGL ES 1.1 support [default=yes]])],
, enable_video_opengles1=yes)
AC_ARG_ENABLE(video-opengles2,
[AS_HELP_STRING([--enable-video-opengles2], [include OpenGL ES 2.0 support [default=yes]])],
, enable_video_opengles2=yes)
dnl Find EGL
CheckEGL()
{
if test x$enable_video = xyes -a x$enable_video_opengl = xyes || test x$enable_video = xyes -a x$enable_video_opengles = xyes; then
AC_MSG_CHECKING(for EGL support)
video_opengl_egl=no
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
#define LINUX
#define EGL_API_FB
#define MESA_EGL_NO_X11_HEADERS
#define EGL_NO_X11
#include <EGL/egl.h>
#include <EGL/eglext.h>
]],[])], [video_opengl_egl=yes],[])
AC_MSG_RESULT($video_opengl_egl)
if test x$video_opengl_egl = xyes; then
AC_DEFINE(SDL_VIDEO_OPENGL_EGL, 1, [ ])
fi
fi
}
dnl Find OpenGL
CheckOpenGL()
{
if test x$enable_video = xyes -a x$enable_video_opengl = xyes; then
AC_MSG_CHECKING(for OpenGL headers)
video_opengl=no
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
#include <GL/gl.h>
#include <GL/glext.h>
]],[])], [video_opengl=yes],[])
AC_MSG_RESULT($video_opengl)
if test x$video_opengl = xyes; then
AC_DEFINE(SDL_VIDEO_OPENGL, 1, [ ])
AC_DEFINE(SDL_VIDEO_RENDER_OGL, 1, [ ])
SUMMARY_video="${SUMMARY_video} opengl"
fi
fi
}
dnl Find OpenGL ES
CheckOpenGLES()
{
if test x$enable_video = xyes -a x$enable_video_opengles = xyes; then
if test x$enable_video_opengles1 = xyes; then
AC_MSG_CHECKING(for OpenGL ES v1 headers)
video_opengles_v1=no
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
#include <GLES/gl.h>
#include <GLES/glext.h>
]],[])], [video_opengles_v1=yes],[])
AC_MSG_RESULT($video_opengles_v1)
if test x$video_opengles_v1 = xyes; then
AC_DEFINE(SDL_VIDEO_OPENGL_ES, 1, [ ])
AC_DEFINE(SDL_VIDEO_RENDER_OGL_ES, 1, [ ])
SUMMARY_video="${SUMMARY_video} opengl_es1"
fi
fi
if test x$enable_video_opengles2 = xyes; then
AC_MSG_CHECKING(for OpenGL ES v2 headers)
video_opengles_v2=no
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
#include <GLES2/gl2.h>
#include <GLES2/gl2ext.h>
]],[])], [video_opengles_v2=yes],[])
AC_MSG_RESULT($video_opengles_v2)
if test x$video_opengles_v2 = xyes; then
AC_DEFINE(SDL_VIDEO_OPENGL_ES2, 1, [ ])
AC_DEFINE(SDL_VIDEO_RENDER_OGL_ES2, 1, [ ])
SUMMARY_video="${SUMMARY_video} opengl_es2"
fi
fi
fi
}
dnl Check for Windows OpenGL
CheckWINDOWSGL()
{
if test x$enable_video = xyes -a x$enable_video_opengl = xyes; then
AC_DEFINE(SDL_VIDEO_OPENGL, 1, [ ])
AC_DEFINE(SDL_VIDEO_OPENGL_WGL, 1, [ ])
AC_DEFINE(SDL_VIDEO_RENDER_OGL, 1, [ ])
SUMMARY_video="${SUMMARY_video} opengl"
fi
}
dnl Check for Windows OpenGL
CheckWINDOWSGLES()
{
if test x$enable_video = xyes -a x$enable_video_opengles = xyes; then
AC_MSG_CHECKING(for EGL support)
video_opengl_egl=no
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
#include <EGL/egl.h>
]],[])], [video_opengl_egl=yes],[])
AC_MSG_RESULT($video_opengl_egl)
if test x$video_opengl_egl = xyes; then
AC_DEFINE(SDL_VIDEO_OPENGL, 1, [ ])
AC_DEFINE(SDL_VIDEO_OPENGL_EGL, 1, [ ])
SUMMARY_video="${SUMMARY_video} opengl_es1"
fi
AC_MSG_CHECKING(for OpenGL ES v2 headers)
video_opengles_v2=no
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
#include <GLES2/gl2.h>
#include <GLES2/gl2ext.h>
]],[])], [video_opengles_v2=yes],[])
AC_MSG_RESULT($video_opengles_v2)
if test x$video_opengles_v2 = xyes; then
AC_DEFINE(SDL_VIDEO_OPENGL, 1, [ ])
AC_DEFINE(SDL_VIDEO_OPENGL_ES2, 1, [ ])
AC_DEFINE(SDL_VIDEO_RENDER_OGL_ES2, 1, [ ])
SUMMARY_video="${SUMMARY_video} opengl_es2"
fi
fi
}
dnl Check for Haiku OpenGL
CheckHaikuGL()
{
if test x$enable_video = xyes -a x$enable_video_opengl = xyes; then
AC_DEFINE(SDL_VIDEO_OPENGL, 1, [ ])
AC_DEFINE(SDL_VIDEO_OPENGL_HAIKU, 1, [ ])
AC_DEFINE(SDL_VIDEO_RENDER_OGL, 1, [ ])
EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lGL"
SUMMARY_video="${SUMMARY_video} opengl"
fi
}
dnl Check for MacOS OpenGL
CheckMacGL()
{
if test x$enable_video = xyes -a x$enable_video_opengl = xyes; then
AC_DEFINE(SDL_VIDEO_OPENGL, 1, [ ])
AC_DEFINE(SDL_VIDEO_OPENGL_CGL, 1, [ ])
AC_DEFINE(SDL_VIDEO_RENDER_OGL, 1, [ ])
SUMMARY_video="${SUMMARY_video} opengl"
fi
}
dnl Check for MacOS OpenGLES
CheckMacGLES()
{
if test x$enable_video = xyes -a x$enable_video_opengles = xyes; then
video_opengl_egl=yes
AC_DEFINE(SDL_VIDEO_OPENGL_EGL, 1, [ ])
video_opengles_v2=yes
AC_DEFINE(SDL_VIDEO_OPENGL_ES2, 1, [ ])
AC_DEFINE(SDL_VIDEO_RENDER_OGL_ES2, 1, [ ])
SUMMARY_video="${SUMMARY_video} opengl_es2"
fi
}
CheckEmscriptenGLES()
{
if test x$enable_video = xyes -a x$enable_video_opengles = xyes; then
AC_MSG_CHECKING(for EGL support)
video_opengl_egl=no
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
#include <EGL/egl.h>
]],[])], [video_opengl_egl=yes],[])
AC_MSG_RESULT($video_opengl_egl)
if test x$video_opengl_egl = xyes; then
AC_DEFINE(SDL_VIDEO_OPENGL_EGL, 1, [ ])
fi
AC_MSG_CHECKING(for OpenGL ES v2 headers)
video_opengles_v2=no
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
#include <GLES2/gl2.h>
#include <GLES2/gl2ext.h>
]],[])], [video_opengles_v2=yes],[])
AC_MSG_RESULT($video_opengles_v2)
if test x$video_opengles_v2 = xyes; then
AC_DEFINE(SDL_VIDEO_OPENGL_ES2, 1, [ ])
AC_DEFINE(SDL_VIDEO_RENDER_OGL_ES2, 1, [ ])
SUMMARY_video="${SUMMARY_video} opengl_es2"
fi
fi
}
dnl Check to see if Vulkan support is desired
AC_ARG_ENABLE(video-vulkan,
[AS_HELP_STRING([--enable-video-vulkan], [include Vulkan support [default=yes]])],
, enable_video_vulkan=yes)
dnl Find Vulkan Header
CheckVulkan()
{
if test x$enable_video = xyes -a x$enable_video_vulkan = xyes; then
case "$host" in
*-*-android*)
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
#if defined(__ARM_ARCH) && __ARM_ARCH < 7
#error Vulkan doesn't work on this configuration
#endif
]],[])], [],[enable_video_vulkan=no])
;;
*-*-darwin*)
save_CFLAGS="$CFLAGS"
dnl Work around that we don't have Objective-C support in autoconf
CFLAGS="$CFLAGS -x objective-c"
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
#include <Cocoa/Cocoa.h>
#include <Metal/Metal.h>
#include <QuartzCore/CAMetalLayer.h>
#if TARGET_CPU_X86
#error Vulkan doesn't work on this configuration
#endif
]],[])], [],[enable_video_vulkan=no])
CFLAGS="$save_CFLAGS"
;;
*)
;;
esac
if test x$enable_video_vulkan = xno; then
# For reasons I am totally unable to see, I get an undefined macro error if
# I put this in the AC_TRY_COMPILE.
AC_MSG_WARN([Vulkan does not work on this configuration.])
fi
fi
if test x$have_loadso != xyes; then
AC_MSG_WARN([Vulkan support is available, but disabled because there's no loadso.])
enable_video_vulkan=no
fi
if test x$enable_video_vulkan = xyes; then
AC_DEFINE(SDL_VIDEO_VULKAN, 1, [ ])
SUMMARY_video="${SUMMARY_video} vulkan"
fi
}
dnl See if we can use the new unified event interface in Linux 2.4
CheckInputEvents()
{
dnl Check for Linux 2.4 unified input event interface support
AC_MSG_CHECKING(for Linux 2.4 unified input interface)
use_input_events=no
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
#include <linux/input.h>
]], [[
#ifndef EVIOCGNAME
#error EVIOCGNAME() ioctl not available
#endif
]])], [use_input_events=yes],[])
AC_MSG_RESULT($use_input_events)
if test x$use_input_events = xyes; then
AC_DEFINE(SDL_INPUT_LINUXEV, 1, [ ])
SUMMARY_input="${SUMMARY_input} linuxev"
fi
}
dnl See if we can use the kernel kd.h header
CheckInputKD()
{
AC_MSG_CHECKING(for Linux kd.h)
use_input_kd=no
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
#include <linux/kd.h>
#include <linux/keyboard.h>
#include <sys/ioctl.h>
]], [[
struct kbentry kbe;
kbe.kb_table = KG_CTRL;
ioctl(0, KDGKBENT, &kbe);
]])], [use_input_kd=yes],[])
AC_MSG_RESULT($use_input_kd)
if test x$use_input_kd = xyes; then
AC_DEFINE(SDL_INPUT_LINUXKD, 1, [ ])
SUMMARY_input="${SUMMARY_input} linuxkd"
fi
}
dnl See if we can use the FreeBSD kernel kbio.h header
CheckInputKBIO()
{
AC_MSG_CHECKING(for FreeBSD kbio.h)
use_input_kbio=no
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
#include <sys/kbio.h>
#include <sys/ioctl.h>
]], [[
accentmap_t accTable;
ioctl(0, KDENABIO, 1);
]])], [use_input_kbio=yes],[])
AC_MSG_RESULT($use_input_kbio)
if test x$use_input_kbio = xyes; then
AC_DEFINE(SDL_INPUT_FBSDKBIO, 1, [ ])
SUMMARY_input="${SUMMARY_input} fbsdkbio"
fi
}
dnl See if we can use the wscons input driver
CheckInputWSCONS()
{
AC_MSG_CHECKING(for OpenBSD wscons)
use_input_wscons=no
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
#include <sys/time.h>
#include <dev/wscons/wsconsio.h>
#include <dev/wscons/wsksymdef.h>
#include <dev/wscons/wsksymvar.h>
#include <sys/ioctl.h>
]], [[
struct wskbd_map_data data;
ioctl(0, WSKBDIO_GETMAP, &data);
]])], [use_input_wscons=yes],[])
AC_MSG_RESULT($use_input_wscons)
if test x$use_input_wscons = xyes; then
AC_DEFINE(SDL_INPUT_WSCONS, 1, [ ])
SUMMARY_input="${SUMMARY_input} wscons"
fi
}
dnl See if the platform offers libudev for device enumeration and hotplugging.
CheckLibUDev()
{
AC_ARG_ENABLE(libudev,
[AS_HELP_STRING([--enable-libudev], [enable libudev support [default=yes]])],
, enable_libudev=yes)
if test x$enable_libudev = xyes; then
AC_CHECK_HEADER(libudev.h,
have_libudev_h_hdr=yes,
have_libudev_h_hdr=no)
if test x$have_libudev_h_hdr = xyes; then
AC_DEFINE(HAVE_LIBUDEV_H, 1, [ ])
udev_lib=[`find_lib "libudev.so.*" "" | sed 's/.*\/\(.*\)/\1/; q'`]
if test x$udev_lib != x; then
echo "-- dynamic udev -> $udev_lib"
AC_DEFINE_UNQUOTED(SDL_UDEV_DYNAMIC, "$udev_lib", [ ])
fi
fi
fi
}
dnl See if the platform offers libdbus for various IPC techniques.
CheckDBus()
{
AC_ARG_ENABLE(dbus,
[AS_HELP_STRING([--enable-dbus], [enable D-Bus support [default=yes]])],
, enable_dbus=yes)
if test x$enable_dbus = xyes; then
PKG_CHECK_MODULES([DBUS], [dbus-1], have_dbus=yes, have_dbus=no)
save_CPPFLAGS="$CPPFLAGS"
CPPFLAGS="$save_CPPFLAGS $DBUS_CFLAGS"
AC_CHECK_HEADER(dbus/dbus.h,
have_dbus_dbus_h_hdr=yes,
have_dbus_dbus_h_hdr=no)
CPPFLAGS="$save_CPPFLAGS"
if test x$have_dbus_dbus_h_hdr = xyes; then
AC_DEFINE(HAVE_DBUS_DBUS_H, 1, [ ])
EXTRA_CFLAGS="$EXTRA_CFLAGS $DBUS_CFLAGS"
SOURCES="$SOURCES $srcdir/src/core/linux/SDL_dbus.c"
fi
fi
}
dnl See if the platform wanna IME support.
CheckIME()
{
AC_ARG_ENABLE(ime,
[AS_HELP_STRING([--enable-ime], [enable IME support [default=yes]])],
, enable_ime=yes)
if test x$enable_ime = xyes; then
AC_DEFINE(SDL_USE_IME, 1, [ ])
SOURCES="$SOURCES $srcdir/src/core/linux/SDL_ime.c"
fi
}
dnl Check inotify presense
CheckInotify()
{
save_LIBS="$LIBS"
case "$host" in
*-*-freebsd*|*-*dragonfly*) LIBS="$LIBS -linotify"
;;
esac
AC_CHECK_HEADERS(sys/inotify.h, [have_inotify_inotify_h_hdr=yes])
AC_CHECK_FUNCS(inotify_init, [have_inotify=yes])
AC_CHECK_FUNCS(inotify_init1)
if test x$have_inotify_inotify_h_hdr = xyes -a x$have_inotify = xyes; then
AC_DEFINE(HAVE_INOTIFY, 1, [ ])
case "$host" in
*-*-freebsd*|*-*-dragonfly*)
EXTRA_LDFLAGS="$EXTRA_LDFLAGS -linotify"
;;
esac
fi
LIBS="$save_LIBS"
}
dnl See if the platform has libibus IME support.
CheckIBus()
{
AC_ARG_ENABLE(ibus,
[AS_HELP_STRING([--enable-ibus], [enable IBus support [default=yes]])],
, enable_ibus=yes)
if test x$enable_ibus = xyes; then
PKG_CHECK_MODULES([IBUS], [ibus-1.0], have_ibus=yes, have_ibus=no)
save_CPPFLAGS="$CPPFLAGS"
CPPFLAGS="$save_CPPFLAGS $IBUS_CFLAGS"
AC_CHECK_HEADER(ibus-1.0/ibus.h,
have_ibus_ibus_h_hdr=yes,
have_ibus_ibus_h_hdr=no)
CPPFLAGS="$save_CPPFLAGS"
if test x$have_ibus_ibus_h_hdr = xyes; then
if test x$enable_ime != xyes; then
AC_MSG_WARN([IME support is required for IBus.])
have_ibus_ibus_h_hdr=no
elif test x$enable_dbus != xyes; then
AC_MSG_WARN([DBus support is required for IBus.])
have_ibus_ibus_h_hdr=no
elif test x$have_inotify_inotify_h_hdr != xyes; then
AC_MSG_WARN([INotify support is required for IBus.])
have_ibus_ibus_h_hdr=no
else
AC_DEFINE(HAVE_IBUS_IBUS_H, 1, [ ])
EXTRA_CFLAGS="$EXTRA_CFLAGS $IBUS_CFLAGS"
SOURCES="$SOURCES $srcdir/src/core/linux/SDL_ibus.c"
fi
fi
fi
}
dnl See if the platform has fcitx IME support.
CheckFcitx()
{
AC_ARG_ENABLE(fcitx,
[AS_HELP_STRING([--enable-fcitx], [enable fcitx support [default=yes]])],
, enable_fcitx=yes)
if test x$enable_fcitx = xyes; then
AC_MSG_CHECKING(for fcitx support)
have_fcitx=no
if test x$enable_ime != xyes; then
AC_MSG_WARN([IME support is required for fcitx.])
elif test x$have_dbus_dbus_h_hdr != xyes; then
AC_MSG_WARN([DBus support is required for fcitx.])
else
have_fcitx=yes
AC_DEFINE(HAVE_FCITX, 1, [ ])
SOURCES="$SOURCES $srcdir/src/core/linux/SDL_fcitx.c"
fi
AC_MSG_RESULT($have_fcitx)
fi
}
dnl Check to see if GameController framework support is desired
CheckJoystickMFI()
{
AC_ARG_ENABLE(joystick-mfi,
[AS_HELP_STRING([--enable-joystick-mfi], [include macOS MFI joystick support [default=yes]])],
, enable_joystick_mfi=yes)
if test x$enable_joystick_mfi = xyes; then
save_CFLAGS="$CFLAGS"
save_LDFLAGS="$LDFLAGS"
dnl Work around that we don't have Objective-C support in autoconf
CFLAGS="$CFLAGS -x objective-c -fobjc-weak"
LDFLAGS="$LDFLAGS -Wl,-weak_framework,CoreHaptics -Wl,-weak_framework,GameController"
AC_MSG_CHECKING(for GameController framework)
enable_joystick_mfi=no
AC_LINK_IFELSE([AC_LANG_PROGRAM([[
#include <AvailabilityMacros.h>
#include <TargetConditionals.h>
#import <GameController/GameController.h>
]], [[
#if MAC_OS_X_VERSION_MIN_REQUIRED < 1080
#error GameController framework doesn't work on this configuration
#endif
#if TARGET_CPU_X86
#error GameController framework doesn't work on this configuration
#endif
]])], [enable_joystick_mfi=yes],[])
CFLAGS="$save_CFLAGS"
LDFLAGS="$save_LDFLAGS"
AC_MSG_RESULT($enable_joystick_mfi)
if test x$enable_joystick_mfi = xyes; then
AC_DEFINE(SDL_JOYSTICK_MFI, 1, [ ])
EXTRA_CFLAGS="$EXTRA_CFLAGS -fobjc-weak -Wno-unused-command-line-argument"
EXTRA_LDFLAGS="$EXTRA_LDFLAGS -Wl,-weak_framework,CoreHaptics -Wl,-weak_framework,GameController"
fi
fi
}
dnl See what type of thread model to use on Linux and Solaris
CheckPTHREAD()
{
dnl Check for pthread support
dnl Emscripten pthreads work, but you need to have a non-pthread fallback build
dnl for systems without support. It's not currently enough to not use
dnl pthread functions in a pthread-build; it won't start up on unsupported
dnl browsers. As such, you have to explicitly enable it on Emscripten builds
dnl for the time being. This default with change to ON once this becomes
dnl commonly supported in browsers or the Emscripten teams makes a single
dnl binary work everywhere.
case "$host" in
*-*-emscripten*)
enable_pthreads_default=no
;;
*)
enable_pthreads_default=yes
;;
esac
AC_ARG_ENABLE(pthreads,
[AS_HELP_STRING([--enable-pthreads], [use POSIX threads for multi-threading [default=maybe]])],
, enable_pthreads=maybe)
dnl This is used on Linux for glibc binary compatibility (Doh!)
AC_ARG_ENABLE(pthread-sem,
[AS_HELP_STRING([--enable-pthread-sem], [use pthread semaphores [default=maybe]])],
, enable_pthread_sem=maybe)
if test x$enable_pthreads = xmaybe; then
enable_pthreads=$enable_pthreads_default
fi
if test x$enable_pthread_sem = xmaybe; then
enable_pthread_sem=$enable_pthreads
fi
case "$host" in
*-*-android*)
pthread_cflags="-D_REENTRANT -D_THREAD_SAFE"
pthread_lib=""
;;
*-*-linux*|*-*-uclinux*)
pthread_cflags="-D_REENTRANT"
pthread_lib="-lpthread"
;;
*-*-bsdi*)
pthread_cflags="-D_REENTRANT -D_THREAD_SAFE"
pthread_lib=""
;;
*-*-darwin*)
pthread_cflags="-D_THREAD_SAFE"
# causes Carbon.p complaints?
# pthread_cflags="-D_REENTRANT -D_THREAD_SAFE"
;;
*-*-freebsd*|*-*-dragonfly*)
pthread_cflags="-D_REENTRANT -D_THREAD_SAFE"
pthread_lib="-pthread"
;;
*-*-netbsd*)
pthread_cflags="-D_REENTRANT -D_THREAD_SAFE"
pthread_lib="-lpthread"
;;
*-*-openbsd*)
pthread_cflags="-D_REENTRANT"
pthread_lib="-lpthread"
;;
*-*-solaris2.9)
# From Solaris 9+, posix4's preferred name is rt.
pthread_cflags="-D_REENTRANT"
pthread_lib="-lpthread -lrt"
;;
*-*-solaris2.10)
# Solaris 10+ merged pthread into libc.
pthread_cflags="-D_REENTRANT"
pthread_lib="-lrt"
;;
*-*-solaris*)
# Solaris 11+ merged rt into libc.
pthread_cflags="-D_REENTRANT"
pthread_lib=""
;;
*-*-sysv5*)
pthread_cflags="-D_REENTRANT -Kthread"
pthread_lib=""
;;
*-*-aix*)
pthread_cflags="-D_REENTRANT -mthreads"
pthread_lib="-lpthread"
;;
*-*-hpux11*)
pthread_cflags="-D_REENTRANT"
pthread_lib="-L/usr/lib -lpthread"
;;
*-*-haiku*)
pthread_cflags="-D_REENTRANT"
pthread_lib=""
;;
*-*-nto*)
pthread_cflags="-D_REENTRANT"
pthread_lib=""
;;
*-*-emscripten*)
pthread_cflags="-D_REENTRANT -pthread"
pthread_lib="-pthread"
;;
*)
pthread_cflags="-D_REENTRANT"
pthread_lib="-lpthread"
;;
esac
if test x$enable_threads = xyes -a x$enable_pthreads = xyes; then
# Save the original compiler flags and libraries
ac_save_cflags="$CFLAGS"; ac_save_libs="$LIBS"
# Add the pthread compiler flags and libraries
CFLAGS="$CFLAGS $pthread_cflags"; LIBS="$LIBS $pthread_lib"
# Check to see if we have pthread support on this system
AC_MSG_CHECKING(for pthreads)
use_pthreads=no
AC_LINK_IFELSE([AC_LANG_PROGRAM([[
#include <pthread.h>
]], [[
pthread_attr_t type;
pthread_attr_init(&type);
]])], [use_pthreads=yes],[])
AC_MSG_RESULT($use_pthreads)
# Restore the compiler flags and libraries
CFLAGS="$ac_save_cflags"; LIBS="$ac_save_libs"
# Do futher testing if we have pthread support...
if test x$use_pthreads = xyes; then
AC_DEFINE(SDL_THREAD_PTHREAD, 1, [ ])
EXTRA_CFLAGS="$EXTRA_CFLAGS $pthread_cflags"
EXTRA_LDFLAGS="$EXTRA_LDFLAGS $pthread_lib"
SDL_CFLAGS="$SDL_CFLAGS $pthread_cflags"
# Save the original compiler flags and libraries
ac_save_cflags="$CFLAGS"; ac_save_libs="$LIBS"
# Add the pthread compiler flags and libraries
CFLAGS="$CFLAGS $pthread_cflags"; LIBS="$LIBS $pthread_lib"
# Check to see if recursive mutexes are available
AC_MSG_CHECKING(for recursive mutexes)
has_recursive_mutexes=no
if test x$has_recursive_mutexes = xno; then
AC_LINK_IFELSE([AC_LANG_PROGRAM([[
#define _GNU_SOURCE 1
#include <pthread.h>
]], [[
pthread_mutexattr_t attr;
pthread_mutexattr_settype(&attr, PTHREAD_MUTEX_RECURSIVE);
]])], [
has_recursive_mutexes=yes
AC_DEFINE(SDL_THREAD_PTHREAD_RECURSIVE_MUTEX, 1, [ ])
],[])
fi
if test x$has_recursive_mutexes = xno; then
AC_LINK_IFELSE([AC_LANG_PROGRAM([[
#define _GNU_SOURCE 1
#include <pthread.h>
]], [[
pthread_mutexattr_t attr;
pthread_mutexattr_setkind_np(&attr, PTHREAD_MUTEX_RECURSIVE_NP);
]])],[
has_recursive_mutexes=yes
AC_DEFINE(SDL_THREAD_PTHREAD_RECURSIVE_MUTEX_NP, 1, [ ])
],[])
fi
AC_MSG_RESULT($has_recursive_mutexes)
# Check to see if pthread semaphore support is missing
if test x$enable_pthread_sem = xyes; then
AC_MSG_CHECKING(for pthread semaphores)
have_pthread_sem=no
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
#include <pthread.h>
#include <semaphore.h>
]],[])], [have_pthread_sem=yes],[])
AC_MSG_RESULT($have_pthread_sem)
fi
if test x$have_pthread_sem = xyes; then
AC_MSG_CHECKING(for sem_timedwait)
have_sem_timedwait=no
AC_LINK_IFELSE([AC_LANG_PROGRAM([[
#include <pthread.h>
#include <semaphore.h>
]], [[
sem_timedwait(NULL, NULL);
]])], [
have_sem_timedwait=yes
AC_DEFINE([HAVE_SEM_TIMEDWAIT], 1, [ ])
],[])
AC_MSG_RESULT($have_sem_timedwait)
fi
AC_CHECK_HEADER(pthread_np.h, have_pthread_np_h=yes, have_pthread_np_h=no, [ #include <pthread.h> ])
if test x$have_pthread_np_h = xyes; then
AC_DEFINE(HAVE_PTHREAD_NP_H, 1, [ ])
fi
# Check to see if pthread naming is available
AC_MSG_CHECKING(for pthread_setname_np)
AC_TRY_LINK_FUNC(pthread_setname_np, [
has_pthread_setname_np=yes
AC_DEFINE(HAVE_PTHREAD_SETNAME_NP, 1, [ ])
],[
has_pthread_setname_np=no
])
AC_MSG_RESULT($has_pthread_setname_np)
AC_MSG_CHECKING(for pthread_set_name_np)
AC_TRY_LINK_FUNC(pthread_set_name_np, [
has_pthread_set_name_np=yes
AC_DEFINE(HAVE_PTHREAD_SET_NAME_NP, 1, [ ])
],[
has_pthread_set_name_np=no
])
AC_MSG_RESULT($has_pthread_set_name_np)
# Restore the compiler flags and libraries
CFLAGS="$ac_save_cflags"; LIBS="$ac_save_libs"
# Basic thread creation functions
SOURCES="$SOURCES $srcdir/src/thread/pthread/SDL_systhread.c"
# Semaphores
# We can fake these with mutexes and condition variables if necessary
if test x$have_pthread_sem = xyes; then
SOURCES="$SOURCES $srcdir/src/thread/pthread/SDL_syssem.c"
else
SOURCES="$SOURCES $srcdir/src/thread/generic/SDL_syssem.c"
fi
# Mutexes
# We can fake these with semaphores if necessary
SOURCES="$SOURCES $srcdir/src/thread/pthread/SDL_sysmutex.c"
# Condition variables
# We can fake these with semaphores and mutexes if necessary
SOURCES="$SOURCES $srcdir/src/thread/pthread/SDL_syscond.c"
# Thread local storage
SOURCES="$SOURCES $srcdir/src/thread/pthread/SDL_systls.c"
have_threads=yes
fi
fi
}
dnl Determine whether the compiler can produce Windows executables
CheckWINDOWS()
{
AC_MSG_CHECKING(Windows compiler)
have_win32_gcc=no
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
#include <windows.h>
]],[])], [have_win32_gcc=yes],[])
AC_MSG_RESULT($have_win32_gcc)
if test x$have_win32_gcc != xyes; then
AC_MSG_ERROR([
*** Your compiler ($CC) does not produce Windows executables!
])
fi
AC_MSG_CHECKING(Windows CE)
have_wince=no
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
#if !defined(_WIN32_WCE) && !defined(__MINGW32CE__)
#error This is not Windows CE
#endif
]],[])], [
have_wince=yes
AC_MSG_ERROR([
*** Sorry, Windows CE is no longer supported.
])
],[])
AC_MSG_RESULT($have_wince)
# headers needed elsewhere
AC_CHECK_HEADER(tpcshrd.h,have_tpcshrd_h=yes)
if test x$have_tpcshrd_h = xyes; then
AC_DEFINE(HAVE_TPCSHRD_H, 1, [ ])
fi
AC_CHECK_HEADER(roapi.h,have_roapi_h=yes)
if test x$have_roapi_h = xyes; then
AC_DEFINE(HAVE_ROAPI_H, 1, [ ])
fi
AC_CHECK_HEADER(shellscalingapi.h,have_shellscalingapi_h=yes)
if test x$shellscalingapi_h = xyes; then
AC_DEFINE(HAVE_SHELLSCALINGAPI_H, 1, [ ])
fi
}
dnl Determine whether the compiler can produce OS/2 executables
CheckOS2()
{
AC_MSG_CHECKING(OS/2 compiler)
have_os2_gcc=no
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <os2.h>]],
[])],[have_os2_gcc=yes],[])
AC_MSG_RESULT($have_os2_gcc)
if test x$have_os2_gcc != xyes; then
AC_MSG_ERROR([
*** Your compiler ($CC) does not produce OS/2 executables!
])
fi
}
dnl Find the DirectX includes and libraries
CheckDIRECTX()
{
AC_ARG_ENABLE(directx,
[AS_HELP_STRING([--enable-directx], [use DirectX for Windows audio/video [default=yes]])],
, enable_directx=yes)
if test x$enable_directx = xyes; then
AC_CHECK_HEADER(d3d9.h, have_d3d=yes)
AC_CHECK_HEADER(d3d11_1.h, have_d3d11=yes)
AC_MSG_CHECKING(for d3d12 Windows SDK version)
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
#include <winsdkver.h>
#include <sdkddkver.h>
#include <d3d12.h>
ID3D12Device1 *device;
#if WDK_NTDDI_VERSION <= 0x0A000008
asdf
#endif
]])], [have_d3d12=yes],[have_d3d12=no])
AC_MSG_RESULT($have_d3d12)
AC_CHECK_HEADER(ddraw.h, have_ddraw=yes)
AC_CHECK_HEADER(dsound.h, have_dsound=yes)
AC_CHECK_HEADER(dinput.h, have_dinput=yes)
AC_CHECK_HEADER(dxgi.h, have_dxgi=yes)
if test x$have_ddraw = xyes; then
AC_DEFINE(HAVE_DDRAW_H, 1, [ ])
fi
if test x$have_dinput = xyes; then
AC_DEFINE(HAVE_DINPUT_H, 1, [ ])
fi
if test x$have_dsound = xyes; then
AC_DEFINE(HAVE_DSOUND_H, 1, [ ])
fi
if test x$have_dxgi = xyes; then
AC_DEFINE(HAVE_DXGI_H, 1, [ ])
fi
# FIXME: latest Cygwin finds dinput headers, but we die on other win32 headers.
# FIXME: ...so force it off for now.
case "$host" in
*-*-cygwin*)
have_dinput=false
;;
esac
fi
AC_ARG_ENABLE(xinput,
[AS_HELP_STRING([--enable-xinput], [use Xinput for Windows [default=yes]])],
, enable_xinput=yes)
if test x$enable_xinput = xyes; then
have_xinput_gamepadex=no
have_xinput_stateex=no
AC_CHECK_HEADER(xinput.h, have_xinput=yes)
AC_MSG_CHECKING(for struct XINPUT_GAMEPAD_EX)
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
#include <windows.h>
#include <xinput.h>
XINPUT_GAMEPAD_EX x1;
]],[])], [have_xinput_gamepadex=yes],[])
AC_MSG_RESULT($have_xinput_gamepadex)
AC_MSG_CHECKING(for struct XINPUT_STATE_EX)
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
#include <windows.h>
#include <xinput.h>
XINPUT_STATE_EX s1;
]],[])], [have_xinput_stateex=yes],[])
AC_MSG_RESULT($have_xinput_stateex)
if test x$have_xinput = xyes; then
AC_DEFINE(HAVE_XINPUT_H, 1, [ ])
fi
if test x$have_xinput_gamepadex = xyes; then
AC_DEFINE(HAVE_XINPUT_GAMEPAD_EX, 1, [ ])
fi
if test x$have_xinput_stateex = xyes; then
AC_DEFINE(HAVE_XINPUT_STATE_EX, 1, [ ])
fi
fi
AC_MSG_CHECKING(for windows.gaming.input.h)
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
#define COBJMACROS
#include <windows.gaming.input.h>
__x_ABI_CWindows_CGaming_CInput_CIGamepadStatics2 *s2;
]],[])], [have_wgi=yes],[have_wgi=no])
AC_MSG_RESULT($have_wgi)
if test x$have_wgi = xyes; then
AC_DEFINE(HAVE_WINDOWS_GAMING_INPUT_H, 1, [ ])
fi
AC_CHECK_HEADER(mmdeviceapi.h, have_wasapi=yes)
if test x$have_wasapi = xyes; then
AC_DEFINE(HAVE_MMDEVICEAPI_H, 1, [ ])
fi
AC_CHECK_HEADER(audioclient.h,,have_wasapi=no)
if test x$have_wasapi = xyes; then
AC_DEFINE(HAVE_AUDIOCLIENT_H, 1, [ ])
fi
AC_ARG_ENABLE(wasapi,
[AS_HELP_STRING([--enable-wasapi], [use the Windows WASAPI audio driver [default=yes]])],
, enable_wasapi=yes)
}
dnl Check for the dlfcn.h interface for dynamically loading objects
dnl NOTE: CheckDLOPEN is called only for relevant platforms
CheckDLOPEN()
{
AC_DEFINE(DYNAPI_NEEDS_DLOPEN, 1, [ ])
AC_CHECK_HEADER(dlfcn.h,have_dlfcn_h=yes,have_dlfcn_h=no)
have_dlopen=no
AC_CHECK_LIB(c, dlopen, have_dlopen=yes,
AC_CHECK_LIB(dl, dlopen, [have_dlopen=yes; EXTRA_LDFLAGS="$EXTRA_LDFLAGS -ldl"]))
AC_MSG_CHECKING(for dlopen)
AC_MSG_RESULT($have_dlopen)
if test x$have_dlfcn_h = xyes -a x$have_dlopen = xyes; then
AC_DEFINE(HAVE_DLOPEN, 1, [ ])
if test x$enable_loadso = xyes; then
AC_DEFINE(SDL_LOADSO_DLOPEN, 1, [ ])
SOURCES="$SOURCES $srcdir/src/loadso/dlopen/*.c"
have_loadso=yes
fi
fi
}
CheckO_CLOEXEC()
{
AC_MSG_CHECKING(for O_CLOEXEC)
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
#include <fcntl.h>
int flag = O_CLOEXEC;
]],[])], [have_o_cloexec=yes],[have_o_cloexec=no])
AC_MSG_RESULT($have_o_cloexec)
if test $have_o_cloexec = yes; then
AC_DEFINE(HAVE_O_CLOEXEC, 1, [ ])
fi
}
dnl Check for the usbhid(3) library on *BSD
CheckUSBHID()
{
case "$host" in
*-*-*bsd*|*-*-dragonfly*)
if test x$enable_joystick = xyes; then
AC_CHECK_LIB(usbhid, hid_init, have_libusbhid=yes)
if test x$have_libusbhid = xyes; then
AC_CHECK_HEADER(usbhid.h, [USB_CFLAGS="-DHAVE_USBHID_H"])
AC_CHECK_HEADER(libusbhid.h, [USB_CFLAGS="-DHAVE_LIBUSBHID_H"])
USB_LIBS="$USB_LIBS -lusbhid"
else
AC_CHECK_HEADER(usb.h, [USB_CFLAGS="-DHAVE_USB_H"])
AC_CHECK_HEADER(libusb.h, [USB_CFLAGS="-DHAVE_LIBUSB_H"])
AC_CHECK_LIB(usb, hid_init, [USB_LIBS="$USB_LIBS -lusb"])
fi
save_CFLAGS="$CFLAGS"
CFLAGS="$CFLAGS $USB_CFLAGS"
AC_MSG_CHECKING(for usbhid)
have_usbhid=no
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
#include <sys/types.h>
#if defined(HAVE_USB_H)
#include <usb.h>
#endif
#ifdef __DragonFly__
# include <bus/u4b/usb.h>
# include <bus/u4b/usbhid.h>
#else
# include <dev/usb/usb.h>
# include <dev/usb/usbhid.h>
#endif
#if defined(HAVE_USBHID_H)
#include <usbhid.h>
#elif defined(HAVE_LIBUSB_H)
#include <libusb.h>
#elif defined(HAVE_LIBUSBHID_H)
#include <libusbhid.h>
#endif
]], [[
struct report_desc *repdesc;
struct usb_ctl_report *repbuf;
hid_kind_t hidkind;
]])], [have_usbhid=yes],[])
AC_MSG_RESULT($have_usbhid)
if test x$have_usbhid = xyes; then
AC_MSG_CHECKING(for ucr_data member of usb_ctl_report)
have_usbhid_ucr_data=no
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
#include <sys/types.h>
#if defined(HAVE_USB_H)
#include <usb.h>
#endif
#ifdef __DragonFly__
# include <bus/u4b/usb.h>
# include <bus/u4b/usbhid.h>
#else
# include <dev/usb/usb.h>
# include <dev/usb/usbhid.h>
#endif
#if defined(HAVE_USBHID_H)
#include <usbhid.h>
#elif defined(HAVE_LIBUSB_H)
#include <libusb.h>
#elif defined(HAVE_LIBUSBHID_H)
#include <libusbhid.h>
#endif
]], [[
struct usb_ctl_report buf;
if (buf.ucr_data) { }
]])], [have_usbhid_ucr_data=yes],[])
if test x$have_usbhid_ucr_data = xyes; then
USB_CFLAGS="$USB_CFLAGS -DUSBHID_UCR_DATA"
fi
AC_MSG_RESULT($have_usbhid_ucr_data)
AC_MSG_CHECKING(for new usbhid API)
have_usbhid_new=no
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
#include <sys/types.h>
#if defined(HAVE_USB_H)
#include <usb.h>
#endif
#ifdef __DragonFly__
#include <bus/u4b/usb.h>
#include <bus/u4b/usbhid.h>
#else
#include <dev/usb/usb.h>
#include <dev/usb/usbhid.h>
#endif
#if defined(HAVE_USBHID_H)
#include <usbhid.h>
#elif defined(HAVE_LIBUSB_H)
#include <libusb.h>
#elif defined(HAVE_LIBUSBHID_H)
#include <libusbhid.h>
#endif
]], [[
report_desc_t d;
hid_start_parse(d, 1, 1);
]])], [have_usbhid_new=yes],[])
if test x$have_usbhid_new = xyes; then
USB_CFLAGS="$USB_CFLAGS -DUSBHID_NEW"
fi
AC_MSG_RESULT($have_usbhid_new)
AC_MSG_CHECKING(for struct joystick in machine/joystick.h)
have_machine_joystick=no
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
#include <machine/joystick.h>
]], [[
struct joystick t;
]])], [have_machine_joystick=yes],[])
if test x$have_machine_joystick = xyes; then
AC_DEFINE(SDL_HAVE_MACHINE_JOYSTICK_H, 1, [ ])
fi
AC_MSG_RESULT($have_machine_joystick)
AC_DEFINE(SDL_JOYSTICK_USBHID, 1, [ ])
SOURCES="$SOURCES $srcdir/src/joystick/bsd/*.c"
EXTRA_CFLAGS="$EXTRA_CFLAGS $USB_CFLAGS"
EXTRA_LDFLAGS="$EXTRA_LDFLAGS $USB_LIBS"
have_joystick=yes
fi
CFLAGS="$save_CFLAGS"
fi
;;
esac
}
dnl Check for HIDAPI joystick drivers
CheckHIDAPI()
{
AC_ARG_ENABLE(hidapi-joystick,
[AS_HELP_STRING([--enable-hidapi-joystick], [use HIDAPI for low level joystick drivers [default=yes]])],
, enable_hidapi_joystick=yes)
AC_ARG_ENABLE(hidapi-libusb,
[AS_HELP_STRING([--enable-hidapi-libusb], [use libusb for low level joystick drivers [default=maybe]])],
, enable_hidapi_libusb=maybe)
if test x$enable_hidapi = xyes; then
case "$host" in
# libusb does not support iOS
*-ios-* )
enable_hidapi_libusb=no
;;
# On the other hand, *BSD specifically uses libusb only
*-*-*bsd* )
enable_hidapi_libusb=yes
require_hidapi_libusb=yes
;;
*-*-os2* )
enable_hidapi_libusb=yes
;;
esac
hidapi_support=yes
if test x$enable_hidapi_libusb = xyes; then
PKG_CHECK_MODULES([LIBUSB], [libusb-1.0], have_libusb=yes, have_libusb=no)
save_CPPFLAGS="$CPPFLAGS"
CPPFLAGS="$save_CPPFLAGS $LIBUSB_CFLAGS"
AC_CHECK_HEADER(libusb.h, have_libusb_h=yes, have_libusb_h=no)
CPPFLAGS="$save_CPPFLAGS"
if test x$have_libusb_h = xno && test x$require_hidapi_libusb = xyes; then
hidapi_support=no
fi
fi
if test x$hidapi_support = xyes; then
if test x$have_libusb_h = xyes; then
AC_DEFINE(HAVE_LIBUSB)
EXTRA_CFLAGS="$EXTRA_CFLAGS $LIBUSB_CFLAGS"
if test x$require_hidapi_libusb = xyes; then
EXTRA_LDFLAGS="$EXTRA_LDFLAGS $LIBUSB_LIBS"
else
if test x$have_loadso != xyes; then
AC_MSG_WARN([You must have SDL_LoadObject() support for dynamic libusb loading])
fi
# libusb is loaded dynamically, so don't add it to LDFLAGS
libusb_lib=""
case "$host" in
*-*-darwin* )
libusb_lib="libusb-1.0.0.dylib"
;;
*-*-cygwin* | *-*-mingw* )
libusb_lib="libusb-1.0.dll"
;;
*-*-os2* )
libusb_lib="usb100.dll"
;;
esac
if test x$libusb_lib = x; then
libusb_lib=[`find_lib "libusb-1.0.so.*" "" | sed 's/.*\/\(.*\)/\1/; q'`]
fi
AC_DEFINE_UNQUOTED(SDL_LIBUSB_DYNAMIC, "$libusb_lib", [ ])
fi
fi
fi
AC_MSG_CHECKING(for hidapi joystick support)
AC_MSG_RESULT($hidapi_support)
fi
if test x$enable_joystick = xyes -a x$hidapi_support = xyes -a x$enable_hidapi_joystick = xyes; then
AC_DEFINE(SDL_JOYSTICK_HIDAPI, 1, [ ])
SOURCES="$SOURCES $srcdir/src/joystick/hidapi/*.c"
fi
}
dnl Check for clock_gettime()
CheckClockGettime()
{
AC_ARG_ENABLE(clock_gettime,
[AS_HELP_STRING([--enable-clock_gettime], [use clock_gettime() instead of gettimeofday() on UNIX [default=yes]])],
, enable_clock_gettime=yes)
if test x$enable_clock_gettime = xyes; then
AC_CHECK_LIB(c, clock_gettime, have_clock_gettime=yes)
if test x$have_clock_gettime = xyes; then
AC_DEFINE(HAVE_CLOCK_GETTIME, 1, [ ])
else
AC_CHECK_LIB(rt, clock_gettime, have_clock_gettime=yes)
if test x$have_clock_gettime = xyes; then
EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lrt"
AC_DEFINE(HAVE_CLOCK_GETTIME, 1, [ ])
fi
fi
fi
}
dnl Check for a valid linux/version.h
CheckLinuxVersion()
{
AC_CHECK_HEADER(linux/version.h, have_linux_version_h=yes)
if test x$have_linux_version_h = xyes; then
EXTRA_CFLAGS="$EXTRA_CFLAGS -DHAVE_LINUX_VERSION_H"
fi
}
dnl Check if we want to use RPATH
CheckRPATH()
{
AC_ARG_ENABLE(rpath,
[AS_HELP_STRING([--enable-rpath], [use an rpath when linking SDL [default=yes]])],
, enable_rpath=yes)
}
dnl Check if we want to use custom signals to fake iOS/Android's backgrounding
dnl events. These could be useful if you're building a custom embedded
dnl environment, etc, but most people don't need this.
CheckEventSignals()
{
AC_ARG_ENABLE(backgrounding-signal,
[AS_HELP_STRING([--enable-backgrounding-signal], [number to use for magic backgrounding signal or 'no' [default=no]])],
, enable_backgrounding_signal=no)
if test x$enable_backgrounding_signal != xno; then
EXTRA_CFLAGS="$EXTRA_CFLAGS -DSDL_BACKGROUNDING_SIGNAL=$enable_backgrounding_signal"
fi
AC_ARG_ENABLE(foregrounding-signal,
[AS_HELP_STRING([--enable-foregrounding-signal], [number to use for magic foregrounding signal or 'no' [default=no]])],
, enable_foregrounding_signal=no)
if test x$enable_foregrounding_signal != xno; then
EXTRA_CFLAGS="$EXTRA_CFLAGS -DSDL_FOREGROUNDING_SIGNAL=$enable_foregrounding_signal"
fi
}
dnl Set up the Virtual joystick driver.
CheckVirtualJoystick()
{
AC_ARG_ENABLE(joystick-virtual,
[AS_HELP_STRING([--enable-joystick-virtual], [enable virtual joystick APIs [default=yes]])],
, enable_joystick_virtual=yes)
if test x$enable_joystick = xyes -a x$enable_joystick_virtual = xyes; then
AC_DEFINE(SDL_JOYSTICK_VIRTUAL, 1, [ ])
SOURCES="$SOURCES $srcdir/src/joystick/virtual/*.c"
have_joystick_virtual=yes
fi
}
dnl Do this on all platforms, before everything else (other things might want to override it).
CheckWarnAll
CheckUnusedLocalTypedefs
CheckNoStrictAliasing
dnl Do this for every platform, but for some it doesn't mean anything, but better to catch it here anyhow.
CheckEventSignals
have_locale=no
dnl Set up the configuration based on the host platform!
case "$host" in
*-*-linux*|*-*-uclinux*|*-*-gnu*|*-*-k*bsd*-gnu|*-*-bsdi*|*-*-freebsd*|*-*-dragonfly*|*-*-netbsd*|*-*-openbsd*|*-*-sysv5*|*-*-solaris*|*-*-hpux*|*-*-aix*|*-*-minix*|*-*-nto*)
case "$host" in
*-*-android*)
# Android
ARCH=android
ANDROID_CFLAGS="-DGL_GLEXT_PROTOTYPES"
CFLAGS="$CFLAGS $ANDROID_CFLAGS"
SDL_CFLAGS="$SDL_CFLAGS $ANDROID_CFLAGS"
EXTRA_CFLAGS="$EXTRA_CFLAGS $ANDROID_CFLAGS"
EXTRA_LDFLAGS="$EXTRA_LDFLAGS -ldl -lGLESv1_CM -lGLESv2 -llog -landroid"
SDLMAIN_SOURCES="$srcdir/src/main/android/*.c"
if test x$enable_video = xyes; then
SOURCES="$SOURCES $srcdir/src/core/android/*.c $srcdir/src/video/android/*.c"
AC_DEFINE(SDL_VIDEO_DRIVER_ANDROID, 1, [ ])
SUMMARY_video="${SUMMARY_video} android"
have_video=yes
fi
;;
*-*-linux*) ARCH=linux ;;
*-*-uclinux*) ARCH=linux ;;
*-*-kfreebsd*-gnu) ARCH=kfreebsd-gnu ;;
*-*-knetbsd*-gnu) ARCH=knetbsd-gnu ;;
*-*-kopenbsd*-gnu) ARCH=kopenbsd-gnu ;;
*-*-gnu*) ARCH=gnu ;; # must be last of the gnu variants
*-*-bsdi*) ARCH=bsdi ;;
*-*-freebsd*) ARCH=freebsd ;;
*-*-dragonfly*) ARCH=freebsd ;;
*-*-netbsd*) ARCH=netbsd ;;
*-*-openbsd*) ARCH=openbsd ;;
*-*-sysv5*) ARCH=sysv5 ;;
*-*-solaris*) ARCH=solaris ;;
*-*-hpux*) ARCH=hpux ;;
*-*-aix*) ARCH=aix ;;
*-*-minix*) ARCH=minix ;;
*-*-nto*) ARCH=nto
CheckQNXVideo
;;
esac
CheckVisibilityHidden
CheckWerror
CheckDeclarationAfterStatement
CheckDummyVideo
CheckOffscreenVideo
CheckDiskAudio
CheckDummyAudio
CheckDLOPEN
CheckARM
CheckNEON
CheckO_CLOEXEC
CheckOSS
CheckALSA
CheckPipewire
CheckPulseAudio
CheckJACK
CheckARTSC
CheckESD
CheckNAS
CheckSNDIO
CheckFusionSound
CheckLibSampleRate
# Need to check for Raspberry PI first and add platform specific compiler flags, otherwise the test for GLES fails!
CheckRPI
CheckX11
CheckDirectFB
# Need to check for EGL first because KMSDRM and Wayland depends on it.
CheckEGL
CheckKMSDRM
CheckGLX
CheckOpenGL
CheckOpenGLES
CheckVulkan
CheckWayland
CheckInputEvents
CheckLibUDev
CheckDBus
CheckIME
CheckInotify
CheckIBus
CheckFcitx
case $ARCH in
linux)
CheckInputKD
;;
freebsd)
CheckInputKBIO
;;
openbsd|netbsd)
CheckInputWSCONS
;;
esac
CheckUSBHID
CheckHIDAPI
CheckPTHREAD
CheckClockGettime
CheckLinuxVersion
CheckRPATH
CheckVivanteVideo
# Set up files for the misc library
if test x$enable_misc = xyes; then
SOURCES="$SOURCES $srcdir/src/misc/unix/*.c"
have_misc=yes
fi
# Set up files for the locale library
if test x$enable_locale = xyes; then
SOURCES="$SOURCES $srcdir/src/locale/unix/*.c"
have_locale=yes
fi
# Set up files for the audio library
if test x$enable_audio = xyes; then
case $ARCH in
sysv5|solaris|hpux)
AC_DEFINE(SDL_AUDIO_DRIVER_SUNAUDIO, 1, [ ])
SOURCES="$SOURCES $srcdir/src/audio/sun/*.c"
SUMMARY_audio="${SUMMARY_audio} sun"
have_audio=yes
;;
netbsd) # Don't use this on OpenBSD, it's busted.
AC_DEFINE(SDL_AUDIO_DRIVER_NETBSD, 1, [ ])
SOURCES="$SOURCES $srcdir/src/audio/netbsd/*.c"
SUMMARY_audio="${SUMMARY_audio} netbsd"
have_audio=yes
;;
aix)
AC_DEFINE(SDL_AUDIO_DRIVER_PAUDIO, 1, [ ])
SOURCES="$SOURCES $srcdir/src/audio/paudio/*.c"
SUMMARY_audio="${SUMMARY_audio} paudio"
have_audio=yes
;;
android)
AC_DEFINE(SDL_AUDIO_DRIVER_ANDROID, 1, [ ])
SOURCES="$SOURCES $srcdir/src/audio/android/*.c"
SUMMARY_audio="${SUMMARY_audio} android"
AC_DEFINE(SDL_AUDIO_DRIVER_OPENSLES, 1, [ ])
SOURCES="$SOURCES $srcdir/src/audio/openslES/*.c"
SUMMARY_audio="${SUMMARY_audio} openslES"
AC_DEFINE(SDL_AUDIO_DRIVER_AAUDIO, 1, [ ])
SOURCES="$SOURCES $srcdir/src/audio/aaudio/*.c"
SUMMARY_audio="${SUMMARY_audio} aaudio"
have_audio=yes
;;
nto)
CheckQNXAudio
;;
esac
fi
# Set up files for the joystick library
if test x$enable_joystick = xyes; then
case $ARCH in
linux)
if test "x$ac_cv_header_linux_input_h" = xyes; then
AC_DEFINE(SDL_JOYSTICK_LINUX, 1, [ ])
SOURCES="$SOURCES $srcdir/src/joystick/linux/*.c"
SOURCES="$SOURCES $srcdir/src/joystick/steam/*.c"
have_joystick=yes
fi
;;
freebsd)
if test x$use_input_events = xyes -a x$ac_cv_header_linux_input_h = xyes; then
AC_DEFINE(SDL_JOYSTICK_LINUX, 1, [ ])
SOURCES="$SOURCES $srcdir/src/joystick/linux/*.c"
SOURCES="$SOURCES $srcdir/src/joystick/steam/*.c"
have_joystick=yes
fi
;;
android)
AC_DEFINE(SDL_JOYSTICK_ANDROID, 1, [ ])
SOURCES="$SOURCES $srcdir/src/joystick/android/*.c"
SOURCES="$SOURCES $srcdir/src/joystick/steam/*.c"
have_joystick=yes
;;
esac
fi
# Set up files for the haptic library
if test x$enable_haptic = xyes; then
case $ARCH in
linux|freebsd)
if test x$use_input_events = xyes; then
AC_DEFINE(SDL_HAPTIC_LINUX, 1, [ ])
SOURCES="$SOURCES $srcdir/src/haptic/linux/*.c"
have_haptic=yes
fi
;;
android)
AC_DEFINE(SDL_HAPTIC_ANDROID, 1, [ ])
SOURCES="$SOURCES $srcdir/src/haptic/android/*.c"
have_haptic=yes
;;
esac
fi
# Set up files for the sensor library
if test x$enable_sensor = xyes; then
case $ARCH in
android)
AC_DEFINE(SDL_SENSOR_ANDROID, 1, [ ])
SOURCES="$SOURCES $srcdir/src/sensor/android/*.c"
have_sensor=yes
;;
esac
fi
# Set up files for the power library
if test x$enable_power = xyes; then
case $ARCH in
linux)
AC_DEFINE(SDL_POWER_LINUX, 1, [ ])
SOURCES="$SOURCES $srcdir/src/power/linux/*.c"
have_power=yes
;;
android)
AC_DEFINE(SDL_POWER_ANDROID, 1, [ ])
SOURCES="$SOURCES $srcdir/src/power/android/*.c"
have_power=yes
;;
esac
fi
# Set up files for the filesystem library
if test x$enable_filesystem = xyes; then
case $ARCH in
android)
AC_DEFINE(SDL_FILESYSTEM_ANDROID, 1, [ ])
SOURCES="$SOURCES $srcdir/src/filesystem/android/*.c"
have_filesystem=yes
;;
*)
AC_DEFINE(SDL_FILESYSTEM_UNIX, 1, [ ])
SOURCES="$SOURCES $srcdir/src/filesystem/unix/*.c"
have_filesystem=yes
;;
esac
fi
# Set up files for the timer library
if test x$enable_timers = xyes; then
AC_DEFINE(SDL_TIMER_UNIX, 1, [ ])
SOURCES="$SOURCES $srcdir/src/timer/unix/*.c"
have_timers=yes
fi
# Set up files for udev hotplugging support
if test x$enable_libudev = xyes && test x$have_libudev_h_hdr = xyes; then
SOURCES="$SOURCES $srcdir/src/core/linux/SDL_udev.c"
fi
# Set up files for evdev input
if test x$use_input_events = xyes; then
SOURCES="$SOURCES $srcdir/src/core/linux/SDL_evdev.c"
SOURCES="$SOURCES $srcdir/src/core/linux/SDL_evdev_kbd.c"
SOURCES="$SOURCES $srcdir/src/core/freebsd/SDL_evdev_kbd_freebsd.c"
fi
# Set up files for wscons input
if test x$use_input_wscons = xyes; then
SOURCES="$SOURCES $srcdir/src/core/openbsd/SDL_wscons_kbd.c"
SOURCES="$SOURCES $srcdir/src/core/openbsd/SDL_wscons_mouse.c"
fi
# Set up other core UNIX files
SOURCES="$SOURCES $srcdir/src/core/linux/SDL_evdev_capabilities.c"
SOURCES="$SOURCES $srcdir/src/core/linux/SDL_threadprio.c"
SOURCES="$SOURCES $srcdir/src/core/linux/SDL_sandbox.c"
SOURCES="$SOURCES $srcdir/src/core/unix/*.c"
;;
*-*-cygwin* | *-*-mingw*)
ARCH=win32
if test "$build" != "$host"; then # cross-compiling
# Default cross-compile location
ac_default_prefix=/usr/local/cross-tools/$host
else
# Look for the location of the tools and install there
if test "$BUILD_PREFIX" != ""; then
ac_default_prefix=$BUILD_PREFIX
fi
fi
if test x$enable_loadso = xyes; then
have_loadso=yes
fi
CheckGDwarf4
CheckWerror
CheckDeclarationAfterStatement
CheckDummyVideo
CheckOffscreenVideo
CheckDiskAudio
CheckDummyAudio
CheckWINDOWS
CheckWINDOWSGL
CheckWINDOWSGLES
CheckVulkan
CheckDIRECTX
CheckHIDAPI
# Set up the core platform files
SOURCES="$SOURCES $srcdir/src/core/windows/*.c"
# Set up files for the misc library
if test x$enable_misc = xyes; then
SOURCES="$SOURCES $srcdir/src/misc/windows/*.c"
have_misc=yes
fi
# Use the Windows locale APIs.
if test x$enable_locale = xyes; then
SOURCES="$SOURCES $srcdir/src/locale/windows/*.c"
have_locale=yes
fi
# Set up files for the video library
if test x$enable_video = xyes; then
AC_DEFINE(SDL_VIDEO_DRIVER_WINDOWS, 1, [ ])
SOURCES="$SOURCES $srcdir/src/video/windows/*.c"
have_video=yes
AC_ARG_ENABLE(render-d3d,
[AS_HELP_STRING([--enable-render-d3d], [enable the Direct3D render driver [default=yes]])],
, enable_render_d3d=yes)
if test x$enable_render_d3d = xyes -a x$have_d3d = xyes; then
AC_DEFINE(SDL_VIDEO_RENDER_D3D, 1, [ ])
SUMMARY_video="${SUMMARY_video} d3d9"
fi
if test x$enable_render_d3d = xyes -a x$have_d3d11 = xyes; then
AC_DEFINE(SDL_VIDEO_RENDER_D3D11, 1, [ ])
SUMMARY_video="${SUMMARY_video} d3d11"
fi
if test x$enable_render_d3d = xyes -a x$have_d3d12 = xyes; then
AC_DEFINE(SDL_VIDEO_RENDER_D3D12, 1, [ ])
SUMMARY_video="${SUMMARY_video} d3d12"
fi
fi
# Set up files for the audio library
if test x$enable_audio = xyes; then
AC_DEFINE(SDL_AUDIO_DRIVER_WINMM, 1, [ ])
SUMMARY_audio="${SUMMARY_audio} winmm"
SOURCES="$SOURCES $srcdir/src/audio/winmm/*.c"
if test x$have_dsound = xyes; then
AC_DEFINE(SDL_AUDIO_DRIVER_DSOUND, 1, [ ])
SUMMARY_audio="${SUMMARY_audio} directsound"
SOURCES="$SOURCES $srcdir/src/audio/directsound/*.c"
fi
if test x$have_wasapi = xyes -a x$enable_wasapi = xyes; then
AC_DEFINE(SDL_AUDIO_DRIVER_WASAPI, 1, [ ])
SUMMARY_audio="${SUMMARY_audio} wasapi"
SOURCES="$SOURCES $srcdir/src/audio/wasapi/*.c"
fi
have_audio=yes
fi
# Set up files for the joystick library
if test x$enable_joystick = xyes; then
AC_DEFINE(SDL_JOYSTICK_RAWINPUT, 1, [ ])
if test x$have_dinput = xyes -o x$have_xinput = xyes -o x$have_wgi = xyes; then
if test x$have_xinput = xyes; then
AC_DEFINE(SDL_JOYSTICK_XINPUT, 1, [ ])
fi
if test x$have_wgi = xyes; then
AC_DEFINE(SDL_JOYSTICK_WGI, 1, [ ])
fi
if test x$have_dinput = xyes; then
AC_DEFINE(SDL_JOYSTICK_DINPUT, 1, [ ])
EXTRA_LDFLAGS="$EXTRA_LDFLAGS -ldinput8 -ldxguid -ldxerr8"
fi
fi
SOURCES="$SOURCES $srcdir/src/joystick/windows/*.c"
have_joystick=yes
fi
if test x$enable_haptic = xyes; then
if test x$have_dinput = xyes -o x$have_xinput = xyes; then
if test x$have_xinput = xyes; then
AC_DEFINE(SDL_HAPTIC_XINPUT, 1, [ ])
fi
if test x$have_dinput = xyes; then
AC_DEFINE(SDL_HAPTIC_DINPUT, 1, [ ])
fi
SOURCES="$SOURCES $srcdir/src/haptic/windows/*.c"
have_haptic=yes
fi
fi
# Set up files for the sensor library
AC_CHECK_HEADER(sensorsapi.h,have_winsensors=yes,have_winsensors=no)
if test x$have_winsensors = xyes; then
AC_DEFINE(HAVE_SENSORSAPI_H, 1, [ ])
fi
if test x$enable_sensor = xyes -a x$have_winsensors = xyes; then
AC_DEFINE(SDL_SENSOR_WINDOWS, 1, [ ])
SOURCES="$SOURCES $srcdir/src/sensor/windows/*.c"
have_sensor=yes
fi
# Set up files for the power library
if test x$enable_power = xyes; then
AC_DEFINE(SDL_POWER_WINDOWS, 1, [ ])
SOURCES="$SOURCES $srcdir/src/power/windows/SDL_syspower.c"
have_power=yes
fi
# Set up files for the filesystem library
if test x$enable_filesystem = xyes; then
AC_DEFINE(SDL_FILESYSTEM_WINDOWS, 1, [ ])
SOURCES="$SOURCES $srcdir/src/filesystem/windows/SDL_sysfilesystem.c"
have_filesystem=yes
fi
# Set up files for the thread library
if test x$enable_threads = xyes; then
AC_DEFINE(SDL_THREAD_GENERIC_COND_SUFFIX, 1, [ ])
AC_DEFINE(SDL_THREAD_WINDOWS, 1, [ ])
SOURCES="$SOURCES $srcdir/src/thread/windows/*.c"
SOURCES="$SOURCES $srcdir/src/thread/generic/SDL_syscond.c"
have_threads=yes
fi
# Set up files for the timer library
if test x$enable_timers = xyes; then
AC_DEFINE(SDL_TIMER_WINDOWS, 1, [ ])
SOURCES="$SOURCES $srcdir/src/timer/windows/*.c"
have_timers=yes
fi
# Set up files for the shared object loading library
if test x$enable_loadso = xyes; then
AC_DEFINE(SDL_LOADSO_WINDOWS, 1, [ ])
SOURCES="$SOURCES $srcdir/src/loadso/windows/*.c"
fi
# Set up the system libraries we need
if test -f /lib/w32api/libuuid.a; then
LIBUUID=/lib/w32api/libuuid.a
else
LIBUUID=-luuid
fi
EXTRA_LDFLAGS="$EXTRA_LDFLAGS -luser32 -lgdi32 -lwinmm -limm32 -lole32 -loleaut32 -lshell32 -lsetupapi -lversion $LIBUUID"
BUILD_LDFLAGS="$BUILD_LDFLAGS -Wc,-static-libgcc"
# The Windows platform requires special setup
VERSION_SOURCES="$srcdir/src/main/windows/*.rc"
SDLMAIN_SOURCES="$srcdir/src/main/windows/*.c"
SDL_CFLAGS="$SDL_CFLAGS -Dmain=SDL_main"
SDL_LIBS="-lSDL2main $SDL_LIBS -mwindows"
# Check to see if this is a mingw or cygwin build
have_mingw32=
AC_CHECK_LIB(mingw32, main, [have_mingw32=yes])
if test x$have_mingw32 = xyes; then
SDL_LIBS="-lmingw32 $SDL_LIBS"
else
SDL_LIBS="-lcygwin $SDL_LIBS"
fi
;;
dnl BeOS support removed after SDL 2.0.1. Haiku still works. --ryan.
*-*-beos*)
AC_MSG_ERROR([
*** BeOS support has been removed as of SDL 2.0.2.
])
;;
*-*-haiku*)
ARCH=haiku
ac_default_prefix=/boot/system
CheckDummyVideo
CheckOffscreenVideo
CheckDiskAudio
CheckDummyAudio
CheckDLOPEN
CheckO_CLOEXEC
CheckHaikuVideo
CheckHaikuGL
CheckPTHREAD
# Set up files for the audio library
if test x$enable_audio = xyes; then
AC_DEFINE(SDL_AUDIO_DRIVER_HAIKU, 1, [ ])
SOURCES="$SOURCES $srcdir/src/audio/haiku/*.cc"
SUMMARY_audio="${SUMMARY_audio} haiku"
have_audio=yes
fi
# Set up files for the joystick library
if test x$enable_joystick = xyes; then
AC_DEFINE(SDL_JOYSTICK_HAIKU, 1, [ ])
SOURCES="$SOURCES $srcdir/src/joystick/haiku/*.cc"
have_joystick=yes
fi
# Set up files for the timer library
if test x$enable_timers = xyes; then
AC_DEFINE(SDL_TIMER_HAIKU, 1, [ ])
SOURCES="$SOURCES $srcdir/src/timer/haiku/*.c"
have_timers=yes
fi
# Set up files for the system power library
if test x$enable_power = xyes; then
AC_DEFINE(SDL_POWER_HAIKU, 1, [ ])
SOURCES="$SOURCES $srcdir/src/power/haiku/*.c"
have_power=yes
fi
# Set up files for the system filesystem library
if test x$enable_filesystem = xyes; then
AC_DEFINE(SDL_FILESYSTEM_HAIKU, 1, [ ])
SOURCES="$SOURCES $srcdir/src/filesystem/haiku/*.cc"
have_filesystem=yes
fi
# Set up files for the misc library
if test x$enable_misc = xyes; then
SOURCES="$SOURCES $srcdir/src/misc/haiku/*.cc"
have_misc=yes
fi
# Set up files for the locale library
if test x$enable_locale = xyes; then
SOURCES="$SOURCES $srcdir/src/locale/haiku/*.cc"
have_locale=yes
fi
# The Haiku platform requires special setup.
SOURCES="$srcdir/src/main/haiku/*.cc $SOURCES"
EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lroot -lbe -lmedia -lgame -ldevice -ltextencoding"
;;
*-ios-*)
ARCH=ios
CheckVisibilityHidden
CheckWerror
CheckNoErrorDeprecatedDeclarationsWerror
CheckDeclarationAfterStatement
CheckDummyVideo
CheckOffscreenVideo
CheckDiskAudio
CheckDummyAudio
CheckDLOPEN
CheckO_CLOEXEC
CheckMETAL
CheckVulkan
CheckPTHREAD
# Set up files for the misc library
if test x$enable_misc = xyes; then
SOURCES="$SOURCES $srcdir/src/misc/ios/*.m"
have_misc=yes
fi
# Set up files for the locale library
if test x$enable_locale = xyes; then
SOURCES="$SOURCES $srcdir/src/locale/macosx/*.m"
have_locale=yes
fi
# Set up files for the audio library
if test x$enable_audio = xyes; then
AC_DEFINE(SDL_AUDIO_DRIVER_COREAUDIO, 1, [ ])
SOURCES="$SOURCES $srcdir/src/audio/coreaudio/*.m"
SUMMARY_audio="${SUMMARY_audio} coreaudio"
have_audio=yes
fi
# Set up files for the joystick library
if test x$enable_joystick = xyes; then
AC_DEFINE(SDL_JOYSTICK_MFI, 1, [ ])
SOURCES="$SOURCES $srcdir/src/joystick/iphoneos/*.m"
SOURCES="$SOURCES $srcdir/src/joystick/steam/*.c"
have_joystick=yes
else
# Need this code for accelerometer as joystick support
SOURCES="$SOURCES $srcdir/src/joystick/iphoneos/*.m"
fi
# Set up files for the haptic library
#if test x$enable_haptic = xyes; then
# SOURCES="$SOURCES $srcdir/src/haptic/darwin/*.c"
# have_haptic=yes
# EXTRA_LDFLAGS="$EXTRA_LDFLAGS -Wl,-framework,ForceFeedback"
#fi
# Set up files for the sensor library
if test x$enable_sensor = xyes; then
AC_DEFINE(SDL_SENSOR_COREMOTION, 1, [ ])
SOURCES="$SOURCES $srcdir/src/sensor/coremotion/*.m"
have_sensor=yes
fi
# Set up files for the power library
if test x$enable_power = xyes; then
AC_DEFINE(SDL_POWER_UIKIT, 1, [ ])
SOURCES="$SOURCES $srcdir/src/power/uikit/*.m"
have_power=yes
fi
# Set up files for the filesystem library
if test x$enable_filesystem = xyes; then
SOURCES="$SOURCES $srcdir/src/filesystem/cocoa/*.m"
have_filesystem=yes
fi
# Set up additional files for the file library
if test x$enable_file = xyes; then
AC_DEFINE(SDL_FILESYSTEM_COCOA, 1, [ ])
SOURCES="$SOURCES $srcdir/src/file/cocoa/*.m"
fi
# Set up files for the timer library
if test x$enable_timers = xyes; then
AC_DEFINE(SDL_TIMER_UNIX, 1, [ ])
SOURCES="$SOURCES $srcdir/src/timer/unix/*.c"
have_timers=yes
fi
# Set up other core UNIX files
SOURCES="$SOURCES $srcdir/src/core/unix/*.c"
# The iOS platform requires special setup.
AC_DEFINE(SDL_VIDEO_DRIVER_UIKIT, 1, [ ])
AC_DEFINE(SDL_VIDEO_OPENGL_ES2, 1, [ ])
AC_DEFINE(SDL_VIDEO_OPENGL_ES, 1, [ ])
AC_DEFINE(SDL_VIDEO_RENDER_OGL_ES, 1, [ ])
AC_DEFINE(SDL_VIDEO_RENDER_OGL_ES2, 1, [ ])
SOURCES="$SOURCES $srcdir/src/video/uikit/*.m"
SUMMARY_video="${SUMMARY_video} uikit"
have_video=yes
EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lm"
if test x$enable_system_iconv = xyes; then
EXTRA_LDFLAGS="$EXTRA_LDFLAGS -liconv"
fi
EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lobjc"
EXTRA_LDFLAGS="$EXTRA_LDFLAGS -Wl,-framework,AVFoundation"
EXTRA_LDFLAGS="$EXTRA_LDFLAGS -Wl,-framework,AudioToolbox"
EXTRA_LDFLAGS="$EXTRA_LDFLAGS -Wl,-framework,CoreAudio"
EXTRA_LDFLAGS="$EXTRA_LDFLAGS -Wl,-framework,CoreGraphics"
EXTRA_LDFLAGS="$EXTRA_LDFLAGS -Wl,-framework,CoreMotion"
EXTRA_LDFLAGS="$EXTRA_LDFLAGS -Wl,-framework,Foundation"
EXTRA_LDFLAGS="$EXTRA_LDFLAGS -Wl,-framework,GameController"
EXTRA_LDFLAGS="$EXTRA_LDFLAGS -Wl,-framework,OpenGLES"
EXTRA_LDFLAGS="$EXTRA_LDFLAGS -Wl,-framework,QuartzCore"
EXTRA_LDFLAGS="$EXTRA_LDFLAGS -Wl,-framework,UIKit"
if test x$enable_video_metal = xyes -o x$enable_video_vulkan = xyes; then
EXTRA_LDFLAGS="$EXTRA_LDFLAGS -Wl,-framework,Metal"
fi
;;
*-*-darwin* )
# This could be either full "Mac OS X", or plain "Darwin" which is
# just the OS X kernel sans upper layers like Carbon and Cocoa.
# Next line is broken, and a few files below require Mac OS X (full)
ARCH=macosx
# Mac OS X builds with both the Carbon and OSX APIs at the moment
EXTRA_CFLAGS="$EXTRA_CFLAGS -DTARGET_API_MAC_CARBON"
EXTRA_CFLAGS="$EXTRA_CFLAGS -DTARGET_API_MAC_OSX"
CheckObjectiveCARC
CheckVisibilityHidden
CheckWerror
CheckNoErrorDeprecatedDeclarationsWerror
CheckDeclarationAfterStatement
CheckDummyVideo
CheckOffscreenVideo
CheckDiskAudio
CheckDummyAudio
CheckDLOPEN
CheckO_CLOEXEC
CheckCOCOA
CheckMETAL
CheckX11
CheckMacGL
CheckMacGLES
CheckGLX
CheckOpenGL
CheckVulkan
CheckPTHREAD
CheckHIDAPI
# Set up files for the misc library
if test x$enable_misc = xyes; then
SOURCES="$SOURCES $srcdir/src/misc/macosx/*.m"
have_misc=yes
fi
# Set up files for the locale library
if test x$enable_locale = xyes; then
SOURCES="$SOURCES $srcdir/src/locale/macosx/*.m"
have_locale=yes
fi
# Set up files for the audio library
if test x$enable_audio = xyes; then
AC_DEFINE(SDL_AUDIO_DRIVER_COREAUDIO, 1, [ ])
SOURCES="$SOURCES $srcdir/src/audio/coreaudio/*.m"
EXTRA_LDFLAGS="$EXTRA_LDFLAGS -Wl,-framework,CoreAudio -Wl,-framework,AudioToolbox"
SUMMARY_audio="${SUMMARY_audio} coreaudio"
have_audio=yes
fi
# Set up files for the joystick library
if test x$enable_joystick = xyes; then
AC_DEFINE(SDL_JOYSTICK_IOKIT, 1, [ ])
SOURCES="$SOURCES $srcdir/src/joystick/darwin/*.c"
SOURCES="$SOURCES $srcdir/src/joystick/iphoneos/*.m"
CheckJoystickMFI
have_joystick=yes
fi
# Set up files for the haptic library
if test x$enable_haptic = xyes; then
AC_DEFINE(SDL_HAPTIC_IOKIT, 1, [ ])
SOURCES="$SOURCES $srcdir/src/haptic/darwin/*.c"
EXTRA_LDFLAGS="$EXTRA_LDFLAGS -Wl,-framework,ForceFeedback"
have_haptic=yes
fi
# Set up files for the power library
if test x$enable_power = xyes; then
AC_DEFINE(SDL_POWER_MACOSX, 1, [ ])
SOURCES="$SOURCES $srcdir/src/power/macosx/*.c"
have_power=yes
fi
# Set up files for the filesystem library
if test x$enable_filesystem = xyes; then
AC_DEFINE(SDL_FILESYSTEM_COCOA, 1, [ ])
SOURCES="$SOURCES $srcdir/src/filesystem/cocoa/*.m"
have_filesystem=yes
fi
# Set up files for the timer library
if test x$enable_timers = xyes; then
AC_DEFINE(SDL_TIMER_UNIX, 1, [ ])
SOURCES="$SOURCES $srcdir/src/timer/unix/*.c"
have_timers=yes
fi
# Set up additional files for the file library
if test x$enable_file = xyes; then
SOURCES="$SOURCES $srcdir/src/file/cocoa/*.m"
fi
# Set up other core UNIX files
SOURCES="$SOURCES $srcdir/src/core/unix/*.c"
# The Mac OS X platform requires special setup.
EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lobjc"
EXTRA_LDFLAGS="$EXTRA_LDFLAGS -Wl,-framework,CoreVideo"
EXTRA_LDFLAGS="$EXTRA_LDFLAGS -Wl,-framework,Cocoa"
EXTRA_LDFLAGS="$EXTRA_LDFLAGS -Wl,-framework,Carbon"
EXTRA_LDFLAGS="$EXTRA_LDFLAGS -Wl,-framework,IOKit"
if test x$enable_video_metal = xyes -o x$enable_video_vulkan = xyes; then
EXTRA_LDFLAGS="$EXTRA_LDFLAGS -Wl,-weak_framework,QuartzCore -Wl,-weak_framework,Metal"
fi
;;
*-nacl|*-pnacl)
ARCH=nacl
CheckNativeClient
CheckDummyAudio
CheckDummyVideo
CheckOffscreenVideo
CheckInputEvents
CheckPTHREAD
CheckO_CLOEXEC
# Set up files for the timer library
if test x$enable_timers = xyes; then
AC_DEFINE(SDL_TIMER_UNIX, 1, [ ])
SOURCES="$SOURCES $srcdir/src/timer/unix/*.c"
have_timers=yes
fi
if test x$enable_filesystem = xyes; then
AC_DEFINE(SDL_FILESYSTEM_NACL, 1, [ ])
SOURCES="$SOURCES $srcdir/src/filesystem/nacl/*.c"
have_filesystem=yes
fi
;;
*-*-emscripten* )
if test x$enable_video = xyes; then
AC_DEFINE(SDL_VIDEO_DRIVER_EMSCRIPTEN, 1, [ ])
SOURCES="$SOURCES $srcdir/src/video/emscripten/*.c"
have_video=yes
SUMMARY_video="${SUMMARY_video} emscripten"
fi
if test x$enable_audio = xyes; then
AC_DEFINE(SDL_AUDIO_DRIVER_EMSCRIPTEN, 1, [ ])
SOURCES="$SOURCES $srcdir/src/audio/emscripten/*.c"
have_audio=yes
SUMMARY_audio="${SUMMARY_audio} emscripten"
fi
CheckVisibilityHidden
CheckWerror
CheckDeclarationAfterStatement
CheckDummyVideo
CheckOffscreenVideo
CheckDiskAudio
CheckDummyAudio
CheckPTHREAD
CheckDLOPEN
CheckClockGettime
CheckEmscriptenGLES
# Set up files for the misc library
if test x$enable_misc = xyes; then
SOURCES="$SOURCES $srcdir/src/misc/emscripten/*.c"
have_misc=yes
fi
# Set up files for the power library
if test x$enable_power = xyes; then
AC_DEFINE(SDL_POWER_EMSCRIPTEN, 1, [ ])
SOURCES="$SOURCES $srcdir/src/power/emscripten/*.c"
have_power=yes
fi
# Set up files for the joystick library
if test x$enable_joystick = xyes; then
AC_DEFINE(SDL_JOYSTICK_EMSCRIPTEN, 1, [ ])
SOURCES="$SOURCES $srcdir/src/joystick/emscripten/*.c"
have_joystick=yes
fi
# Set up files for the filesystem library
if test x$enable_filesystem = xyes; then
AC_DEFINE(SDL_FILESYSTEM_EMSCRIPTEN, 1, [ ])
SOURCES="$SOURCES $srcdir/src/filesystem/emscripten/*.c"
have_filesystem=yes
fi
# Set up files for the timer library
if test x$enable_timers = xyes; then
AC_DEFINE(SDL_TIMER_UNIX, 1, [ ])
SOURCES="$SOURCES $srcdir/src/timer/unix/*.c"
have_timers=yes
fi
# Set up files for the locale library
if test x$enable_locale = xyes; then
SOURCES="$SOURCES $srcdir/src/locale/emscripten/*.c"
have_locale=yes
fi
;;
*-*-riscos*)
ARCH=riscos
CheckVisibilityHidden
CheckWerror
CheckDeclarationAfterStatement
CheckDummyVideo
CheckOffscreenVideo
CheckDiskAudio
CheckDummyAudio
CheckDLOPEN
CheckO_CLOEXEC
CheckOSS
CheckPTHREAD
CheckClockGettime
# Set up files for the misc library
if test x$enable_misc = xyes; then
SOURCES="$SOURCES $srcdir/src/misc/riscos/*.c"
have_misc=yes
fi
# Set up files for the video library
if test x$enable_video = xyes; then
AC_DEFINE(SDL_VIDEO_DRIVER_RISCOS, 1, [ ])
SOURCES="$SOURCES $srcdir/src/video/riscos/*.c"
have_video=yes
SUMMARY_video="${SUMMARY_video} riscos"
fi
# Set up files for the filesystem library
if test x$enable_filesystem = xyes; then
AC_DEFINE(SDL_FILESYSTEM_RISCOS, 1, [ ])
SOURCES="$SOURCES $srcdir/src/filesystem/riscos/*.c"
have_filesystem=yes
fi
# Set up files for the timer library
if test x$enable_timers = xyes; then
AC_DEFINE(SDL_TIMER_UNIX, 1, [ ])
SOURCES="$SOURCES $srcdir/src/timer/unix/*.c"
have_timers=yes
fi
;;
*-*-os2*)
ARCH=os2
if test "$build" != "$host"; then # cross-compiling
# Default cross-compile location
ac_default_prefix=/@unixroot/usr/local/cross-tools/$host
else
# Look for the location of the tools and install there
if test "$BUILD_PREFIX" != ""; then
ac_default_prefix=$BUILD_PREFIX
fi
fi
enable_static=no # disable static builds
EXTRA_CFLAGS="$EXTRA_CFLAGS -DBUILD_SDL -DOS2EMX_PLAIN_CHAR"
CheckOS2
CheckWerror
CheckDeclarationAfterStatement
CheckDummyVideo
CheckDiskAudio
CheckDummyAudio
CheckHIDAPI
# Set up the core platform files
SOURCES="$SOURCES $srcdir/src/core/os2/*.c"
if test x$enable_system_iconv = xyes; then
if test x$ac_cv_func_iconv != xyes -o x$ac_cv_header_iconv_h != xyes; then
SOURCES="$SOURCES $srcdir/src/core/os2/geniconv/*.c"
fi
fi
# Use the Unix locale APIs.
if test x$enable_locale = xyes; then
SOURCES="$SOURCES $srcdir/src/locale/unix/*.c"
have_locale=yes
fi
# Set up files for the video library
if test x$enable_video = xyes; then
AC_DEFINE(SDL_VIDEO_DRIVER_OS2, 1, [ ])
SOURCES="$SOURCES $srcdir/src/video/os2/*.c"
have_video=yes
SUMMARY_video="${SUMMARY_video} OS/2"
fi
# Set up files for the audio library
if test x$enable_audio = xyes; then
AC_DEFINE(SDL_AUDIO_DRIVER_OS2, 1, [ ])
SOURCES="$SOURCES $srcdir/src/audio/os2/*.c"
have_audio=yes
SUMMARY_audio="${SUMMARY_audio} OS/2"
EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lmmpm2"
fi
# Set up files for the thread library
if test x$enable_threads = xyes; then
AC_DEFINE(SDL_THREAD_OS2, 1, [ ])
SOURCES="$SOURCES $srcdir/src/thread/os2/*.c"
SOURCES="$SOURCES $srcdir/src/thread/generic/SDL_syscond.c"
have_threads=yes
fi
# Set up files for the timer library
if test x$enable_timers = xyes; then
AC_DEFINE(SDL_TIMER_OS2, 1, [ ])
SOURCES="$SOURCES $srcdir/src/timer/os2/*.c"
have_timers=yes
fi
# Set up files for the shared object loading library
if test x$enable_loadso = xyes; then
AC_DEFINE(SDL_LOADSO_OS2, 1, [ ])
SOURCES="$SOURCES $srcdir/src/loadso/os2/*.c"
have_loadso=yes
fi
# Set up files for the filesystem library
if test x$enable_filesystem = xyes; then
AC_DEFINE(SDL_FILESYSTEM_OS2, 1, [ ])
SOURCES="$SOURCES $srcdir/src/filesystem/os2/*.c"
have_filesystem=yes
fi
# Set up files for the joystick library
if test x$enable_joystick = xyes; then
AC_DEFINE(SDL_JOYSTICK_OS2, 1, [ ])
SOURCES="$SOURCES $srcdir/src/joystick/os2/*.c"
have_joystick=yes
fi
;;
*)
AC_MSG_ERROR([
*** Unsupported host: Please add to configure.ac
])
;;
esac
dnl Permit use of virtual joystick APIs on any platform (subject to configure options)
CheckVirtualJoystick
# Check whether to install sdl2-config
AC_MSG_CHECKING(whether to install sdl2-config)
AC_ARG_ENABLE([sdl2-config],
[AS_HELP_STRING([--enable-sdl2-config],[Install sdl2-config [default=yes]])],
[case "${enableval}" in
yes) enable_sdl2_config="TRUE" ;;
no) enable_sdl2_config="FALSE" ;;
*) AC_MSG_ERROR([bad value '${enableval}' for --enable-sdl2-config]) ;;
esac], [enable_sdl2_config="TRUE"])
if test "$enable_sdl2_config" = "TRUE"; then
AC_MSG_RESULT(yes)
else
AC_MSG_RESULT(no)
fi
AC_SUBST([INSTALL_SDL2_CONFIG], [$enable_sdl2_config])
AC_ARG_ENABLE([vendor-info],
[AS_HELP_STRING([--enable-vendor-info=STRING], [Add vendor info to SDL_REVISION])],
[enable_vendor_info="$enableval"], [enable_vendor_info=])
AS_IF([test "$enable_vendor_info" = no], [enable_vendor_info=])
AC_SUBST([SDL_VENDOR_INFO], [$enable_vendor_info])
# Verify that we have all the platform specific files we need
if test x$have_audio != xyes; then
if test x$enable_audio = xyes; then
AC_DEFINE(SDL_AUDIO_DRIVER_DUMMY, 1, [ ])
fi
SOURCES="$SOURCES $srcdir/src/audio/dummy/*.c"
fi
if test x$have_video != xyes; then
if test x$enable_video = xyes; then
AC_DEFINE(SDL_VIDEO_DRIVER_DUMMY, 1, [ ])
fi
SOURCES="$SOURCES $srcdir/src/video/dummy/*.c"
fi
if test x$have_misc != xyes; then
if test x$enable_misc = xyes; then
AC_DEFINE(SDL_MISC_DUMMY, 1, [ ])
fi
SOURCES="$SOURCES $srcdir/src/misc/dummy/*.c"
fi
if test x$have_locale != xyes; then
if test x$enable_locale = xyes; then
AC_DEFINE(SDL_LOCALE_DUMMY, 1, [ ])
fi
SOURCES="$SOURCES $srcdir/src/locale/dummy/*.c"
fi
if test x$have_joystick != xyes; then
if test x$enable_joystick = xyes; then
AC_DEFINE(SDL_JOYSTICK_DUMMY, 1, [ ])
fi
SOURCES="$SOURCES $srcdir/src/joystick/dummy/*.c"
fi
if test x$have_haptic != xyes; then
if test x$enable_haptic = xyes; then
AC_DEFINE(SDL_HAPTIC_DUMMY, 1, [ ])
fi
SOURCES="$SOURCES $srcdir/src/haptic/dummy/*.c"
fi
if test x$have_sensor != xyes; then
if test x$enable_sensor = xyes; then
AC_DEFINE(SDL_SENSOR_DUMMY, 1, [ ])
fi
SOURCES="$SOURCES $srcdir/src/sensor/dummy/*.c"
fi
if test x$have_threads != xyes; then
if test x$enable_threads = xyes; then
AC_DEFINE(SDL_THREADS_DISABLED, 1, [ ])
fi
SOURCES="$SOURCES $srcdir/src/thread/generic/*.c"
fi
if test x$have_timers != xyes; then
if test x$enable_timers = xyes; then
AC_DEFINE(SDL_TIMER_DUMMY, 1, [ ])
fi
SOURCES="$SOURCES $srcdir/src/timer/dummy/*.c"
fi
if test x$have_filesystem != xyes; then
if test x$enable_filesystem = xyes; then
AC_DEFINE(SDL_FILESYSTEM_DUMMY, 1, [ ])
fi
SOURCES="$SOURCES $srcdir/src/filesystem/dummy/*.c"
fi
if test x$have_loadso != xyes; then
if test x$enable_loadso = xyes; then
AC_DEFINE(SDL_LOADSO_DUMMY, 1, [ ])
fi
SOURCES="$SOURCES $srcdir/src/loadso/dummy/*.c"
fi
if test x$SDLMAIN_SOURCES = x; then
SDLMAIN_SOURCES="$srcdir/src/main/dummy/*.c"
fi
SDLTEST_SOURCES="$srcdir/src/test/*.c"
if test x$video_wayland = xyes; then
WAYLAND_PROTOCOLS=`cd $srcdir/wayland-protocols ; for p in *.xml ; do printf '%s' "\$p" |sed 's,\\.xml\$, ,g' ; done`
WAYLAND_PROTOCOLS_SOURCES=`for p in $WAYLAND_PROTOCOLS ; do printf '%s' "\\$(gen)/\$p-protocol.c " ; done`
WAYLAND_PROTOCOLS_HEADERS=`for p in $WAYLAND_PROTOCOLS ; do printf '%s' "\\$(gen)/\$p-client-protocol.h " ; done`
GEN_SOURCES="$GEN_SOURCES $WAYLAND_PROTOCOLS_SOURCES"
GEN_HEADERS="$GEN_HEADERS $WAYLAND_PROTOCOLS_HEADERS"
WAYLAND_PROTOCOLS_DEPENDS=`for p in $WAYLAND_PROTOCOLS ; do\
echo ;\
printf '%s\n' "\\$(gen)/\$p-client-protocol.h: \\$(srcdir)/wayland-protocols/\$p.xml" ;\
printf '%s\n' " @\\$(SHELL) \\$(auxdir)/mkinstalldirs \\$(gen)" ;\
printf '%s\n' " \\$(RUN_CMD_GEN)\\$(WAYLAND_SCANNER) client-header \\$< \\$@" ;\
echo ;\
printf '%s\n' "\\$(gen)/\$p-protocol.c: \\$(srcdir)/wayland-protocols/\$p.xml" ;\
printf '%s\n' " @\\$(SHELL) \\$(auxdir)/mkinstalldirs \\$(gen)" ;\
printf '%s\n' " \\$(RUN_CMD_GEN)\\$(WAYLAND_SCANNER) \\$(WAYLAND_SCANNER_CODE_MODE) \\$< \\$@" ;\
echo ;\
printf '%s\n' "\\$(objects)/\$p-protocol.lo: \\$(gen)/\$p-protocol.c \\$(gen)/\$p-client-protocol.h" ;\
printf '%s\n' " @\\$(SHELL) \\$(auxdir)/mkinstalldirs \\$(objects)" ;\
printf '%s\n' " \\$(RUN_CMD_CC)\\$(LIBTOOL) --tag=CC --mode=compile \\$(CC) \\$(CFLAGS) \\$(EXTRA_CFLAGS) $DEPENDENCY_TRACKING_OPTIONS -c \\$< -o \\$@" ;\
done ;\
echo ;\
for s in $WAYLAND_SOURCES ; do printf '%s' "\$s:" ; printf ' \$(gen)/%s-client-protocol.h' $WAYLAND_PROTOCOLS ; echo ; done ; echo`
fi
OBJECTS=`echo $SOURCES`
DEPENDS=`echo $SOURCES | tr ' ' '\n'`
for EXT in asm cc m c S; do
OBJECTS=`echo "$OBJECTS" | sed 's,[[^ ]]*/\([[^ ]]*\)\.'$EXT',$(objects)/\1.lo,g'`
DEPENDS=`echo "$DEPENDS" | sed "s,^\\([[^ ]]*\\)/\\([[^ ]]*\\)\\.$EXT\\$,\\\\
\\$(objects)/\\2.lo: \\1/\\2.$EXT \\$(objects)/.created\\\\
\\$(RUN_CMD_CC)\\$(LIBTOOL) --tag=CC --mode=compile \\$(CC) \\$(CFLAGS) \\$(EXTRA_CFLAGS) $DEPENDENCY_TRACKING_OPTIONS -c \\$< -o \\$@,g"`
done
GEN_OBJECTS=`echo "$GEN_SOURCES" | sed 's,[[^ ]]*/\([[^ ]]*\)\.c,$(objects)/\1.lo,g'`
VERSION_OBJECTS=`echo $VERSION_SOURCES`
VERSION_DEPENDS=`echo $VERSION_SOURCES`
VERSION_OBJECTS=`echo "$VERSION_OBJECTS" | sed 's,[[^ ]]*/\([[^ ]]*\)\.rc,$(objects)/\1.lo,g'`
VERSION_DEPENDS=`echo "$VERSION_DEPENDS" | sed "s,\\([[^ ]]*\\)/\\([[^ ]]*\\)\\.rc,\\\\
\\$(objects)/\\2.lo: \\1/\\2.rc \\$(objects)/.created\\\\
\\$(RUN_CMD_RC)\\$(LIBTOOL) --mode=compile --tag=RC \\$(RC) -i \\$< -o \\$@,g"`
SDLMAIN_OBJECTS=`echo $SDLMAIN_SOURCES`
SDLMAIN_DEPENDS=`echo $SDLMAIN_SOURCES`
SDLMAIN_OBJECTS=`echo "$SDLMAIN_OBJECTS" | sed 's,[[^ ]]*/\([[^ ]]*\)\.c,$(objects)/\1.lo,g'`
SDLMAIN_DEPENDS=`echo "$SDLMAIN_DEPENDS" | sed "s,\\([[^ ]]*\\)/\\([[^ ]]*\\)\\.c,\\\\
\\$(objects)/\\2.lo: \\1/\\2.c \\$(objects)/.created\\\\
\\$(RUN_CMD_CC)\\$(LIBTOOL) --tag=CC --mode=compile \\$(CC) \\$(CFLAGS) \\$(EXTRA_CFLAGS) $DEPENDENCY_TRACKING_OPTIONS -c \\$< -o \\$@,g"`
SDLTEST_OBJECTS=`echo $SDLTEST_SOURCES`
SDLTEST_DEPENDS=`echo $SDLTEST_SOURCES`
SDLTEST_OBJECTS=`echo "$SDLTEST_OBJECTS" | sed 's,[[^ ]]*/\([[^ ]]*\)\.c,$(objects)/\1.lo,g'`
SDLTEST_DEPENDS=`echo "$SDLTEST_DEPENDS" | sed "s,\\([[^ ]]*\\)/\\([[^ ]]*\\)\\.c,\\\\
\\$(objects)/\\2.lo: \\1/\\2.c \\$(objects)/.created\\\\
\\$(RUN_CMD_CC)\\$(LIBTOOL) --tag=CC --mode=compile \\$(CC) \\$(CFLAGS) \\$(EXTRA_CFLAGS) $DEPENDENCY_TRACKING_OPTIONS -c \\$< -o \\$@,g"`
# Set runtime shared library paths as needed
if test "x$enable_rpath" = "xyes" -a "x$enable_shared" = "xyes"; then
if test $ARCH = bsdi -o $ARCH = freebsd -o $ARCH = linux -o $ARCH = netbsd; then
SDL_RLD_FLAGS="-Wl,-rpath,\${libdir}"
AC_MSG_CHECKING(for linker option --enable-new-dtags)
have_enable_new_dtags=no
save_LDFLAGS="$LDFLAGS"
LDFLAGS="$LDFLAGS -Wl,--enable-new-dtags"
AC_LINK_IFELSE([AC_LANG_PROGRAM([],[])], [
have_enable_new_dtags=yes
SDL_RLD_FLAGS="$SDL_RLD_FLAGS -Wl,--enable-new-dtags"
],[])
LDFLAGS="$save_LDFLAGS"
AC_MSG_RESULT($have_enable_new_dtags)
fi
if test $ARCH = solaris; then
SDL_RLD_FLAGS="-R\${libdir}"
fi
else
SDL_RLD_FLAGS=""
fi
SDL_STATIC_LIBS="$EXTRA_LDFLAGS"
dnl Calculate the location of the prefix, relative to the cmake folder
dnl Calculate the location of the prefix, relative to bindir
pkg_cmakedir='$libdir/cmake/SDL2'
AX_COMPUTE_RELATIVE_PATHS([pkg_cmakedir:prefix:cmake_prefix_relpath bindir:prefix:bin_prefix_relpath])
AC_SUBST([cmake_prefix_relpath])
AC_SUBST([bin_prefix_relpath])
dnl Expand the cflags and libraries needed by apps using SDL
AC_SUBST(SDL_CFLAGS)
AC_SUBST(SDL_LIBS)
AC_SUBST(SDL_STATIC_LIBS)
AC_SUBST(SDL_RLD_FLAGS)
PKGCONFIG_DEPENDS=""
AC_SUBST(PKGCONFIG_DEPENDS)
if test x$enable_shared = xyes; then
PKGCONFIG_LIBS_PRIV="
Libs.private:"
ENABLE_SHARED_TRUE=
ENABLE_SHARED_FALSE="#"
else
PKGCONFIG_LIBS_PRIV=
ENABLE_SHARED_TRUE="#"
ENABLE_SHARED_FALSE=
fi
if test x$enable_static = xyes; then
ENABLE_STATIC_TRUE=
ENABLE_STATIC_FALSE="#"
else
ENABLE_STATIC_TRUE="#"
ENABLE_STATIC_FALSE=
fi
AC_SUBST(PKGCONFIG_LIBS_PRIV)
AC_SUBST(ENABLE_SHARED_TRUE)
AC_SUBST(ENABLE_SHARED_FALSE)
AC_SUBST(ENABLE_STATIC_TRUE)
AC_SUBST(ENABLE_STATIC_FALSE)
dnl Expand the sources and objects needed to build the library
AC_SUBST(ac_aux_dir)
AC_SUBST(INCLUDE)
AC_SUBST(OBJECTS)
AC_SUBST(GEN_HEADERS)
AC_SUBST(GEN_OBJECTS)
AC_SUBST(VERSION_OBJECTS)
AC_SUBST(SDLMAIN_OBJECTS)
AC_SUBST(SDLTEST_OBJECTS)
AC_SUBST(BUILD_CFLAGS)
AC_SUBST(EXTRA_CFLAGS)
AC_SUBST(BUILD_LDFLAGS)
AC_SUBST(EXTRA_LDFLAGS)
AC_SUBST(WAYLAND_SCANNER)
AC_SUBST(WAYLAND_SCANNER_CODE_MODE)
cat >Makefile.rules <<__EOF__
# Build rules for objects
-include \$(OBJECTS:.lo=.d)
# Special dependency for SDL.c, since it depends on SDL_revision.h
$srcdir/src/SDL.c: update-revision
$DEPENDS
$VERSION_DEPENDS
$SDLMAIN_DEPENDS
$SDLTEST_DEPENDS
$WAYLAND_PROTOCOLS_DEPENDS
__EOF__
AC_CONFIG_FILES([
Makefile:Makefile.in:Makefile.rules sdl2-config sdl2-config.cmake sdl2-config-version.cmake SDL2.spec sdl2.pc
])
AC_CONFIG_COMMANDS([sdl2_config],[chmod a+x sdl2-config])
SUMMARY="SDL2 Configure Summary:\n"
if test x$enable_shared = xyes; then
SUMMARY="${SUMMARY}Building Shared Libraries\n"
fi
if test x$enable_static = xyes; then
SUMMARY="${SUMMARY}Building Static Libraries\n"
fi
SUMMARY="${SUMMARY}Enabled modules :${SUMMARY_modules}\n"
SUMMARY="${SUMMARY}Assembly Math :${SUMMARY_math}\n"
SUMMARY="${SUMMARY}Audio drivers :${SUMMARY_audio}\n"
SUMMARY="${SUMMARY}Video drivers :${SUMMARY_video}\n"
if test x$have_x = xyes; then
SUMMARY="${SUMMARY}X11 libraries :${SUMMARY_video_x11}\n"
fi
SUMMARY="${SUMMARY}Input drivers :${SUMMARY_input}\n"
if test x$have_joystick_virtual = xyes; then
SUMMARY="${SUMMARY}Enable virtual joystick APIs : YES\n"
else
SUMMARY="${SUMMARY}Enable virtual joystick APIs : NO\n"
fi
if test x$have_samplerate_h_hdr = xyes; then
SUMMARY="${SUMMARY}Using libsamplerate : YES\n"
else
SUMMARY="${SUMMARY}Using libsamplerate : NO\n"
fi
if test x$have_libudev_h_hdr = xyes; then
SUMMARY="${SUMMARY}Using libudev : YES\n"
else
SUMMARY="${SUMMARY}Using libudev : NO\n"
fi
if test x$have_dbus_dbus_h_hdr = xyes; then
SUMMARY="${SUMMARY}Using dbus : YES\n"
else
SUMMARY="${SUMMARY}Using dbus : NO\n"
fi
if test x$enable_ime = xyes; then
SUMMARY="${SUMMARY}Using ime : YES\n"
else
SUMMARY="${SUMMARY}Using ime : NO\n"
fi
if test x$have_ibus_ibus_h_hdr = xyes; then
SUMMARY="${SUMMARY}Using ibus : YES\n"
else
SUMMARY="${SUMMARY}Using ibus : NO\n"
fi
if test x$have_fcitx = xyes; then
SUMMARY="${SUMMARY}Using fcitx : YES\n"
else
SUMMARY="${SUMMARY}Using fcitx : NO\n"
fi
if test x$WARN_ABOUT_ARM_SIMD_ASM_MIT = xyes; then
SUMMARY="${SUMMARY}\nSDL is being built with ARM SIMD optimizations, which\n"
SUMMARY="${SUMMARY}uses code licensed under the MIT license. If this is a\n"
SUMMARY="${SUMMARY}problem, please disable that code by rerunning the\n"
SUMMARY="${SUMMARY}configure script with:\n"
SUMMARY="${SUMMARY}\n --disable-arm-simd\n"
fi
if test x$WARN_ABOUT_ARM_NEON_ASM_MIT = xyes; then
SUMMARY="${SUMMARY}\nSDL is being built with ARM NEON optimizations, which\n"
SUMMARY="${SUMMARY}uses code licensed under the MIT license. If this is a\n"
SUMMARY="${SUMMARY}problem, please disable that code by rerunning the\n"
SUMMARY="${SUMMARY}configure script with:\n"
SUMMARY="${SUMMARY}\n --disable-arm-neon\n"
fi
AC_CONFIG_COMMANDS([summary], [printf "$SUMMARY"], [SUMMARY="$SUMMARY"])
AC_OUTPUT