SDL: configure.in@e968d755a760

     1 dnl Process this file with autoconf to produce a configure script.

     2 AC_INIT(README.txt)

     3 AC_CONFIG_HEADER(include/SDL_config.h)

     4 AC_CONFIG_AUX_DIR(build-scripts)

     5 AC_CONFIG_MACRO_DIR([acinclude])

     7 dnl Save the CFLAGS to see whether they were passed in or generated

     8 orig_CFLAGS="$CFLAGS"

    10 dnl Set various version strings - taken gratefully from the GTk sources

    11 #

    12 # Making releases:

    13 # Edit include/SDL_version.h and change the version, then:

    14 #   SDL_MICRO_VERSION += 1;

    15 #   SDL_INTERFACE_AGE += 1;

    16 #   SDL_BINARY_AGE += 1;

    17 # if any functions have been added, set SDL_INTERFACE_AGE to 0.

    18 # if backwards compatibility has been broken,

    19 # set SDL_BINARY_AGE and SDL_INTERFACE_AGE to 0.

    20 #

    21 SDL_MAJOR_VERSION=2

    22 SDL_MINOR_VERSION=0

    23 SDL_MICRO_VERSION=8

    24 SDL_INTERFACE_AGE=0

    25 SDL_BINARY_AGE=8

    26 SDL_VERSION=$SDL_MAJOR_VERSION.$SDL_MINOR_VERSION.$SDL_MICRO_VERSION

    28 AC_SUBST(SDL_MAJOR_VERSION)

    29 AC_SUBST(SDL_MINOR_VERSION)

    30 AC_SUBST(SDL_MICRO_VERSION)

    31 AC_SUBST(SDL_INTERFACE_AGE)

    32 AC_SUBST(SDL_BINARY_AGE)

    33 AC_SUBST(SDL_VERSION)

    35 # libtool versioning

    36 LT_INIT([win32-dll])

    38 LT_RELEASE=$SDL_MAJOR_VERSION.$SDL_MINOR_VERSION

    39 LT_CURRENT=`expr $SDL_MICRO_VERSION - $SDL_INTERFACE_AGE`

    40 LT_REVISION=$SDL_INTERFACE_AGE

    41 LT_AGE=`expr $SDL_BINARY_AGE - $SDL_INTERFACE_AGE`

    42 m4_pattern_allow([^LT_])

    44 AC_SUBST(LT_RELEASE)

    45 AC_SUBST(LT_CURRENT)

    46 AC_SUBST(LT_REVISION)

    47 AC_SUBST(LT_AGE)

    49 dnl Detect the canonical build and host environments

    50 dnl AC_CANONICAL_HOST

    52 dnl Check for tools

    53 AC_PROG_LIBTOOL

    54 AC_PROG_CC

    55 AC_PROG_CXX

    56 AC_PROG_INSTALL

    57 AC_PROG_MAKE_SET

    58 AC_CHECK_TOOL(WINDRES, [windres], [:])

    60 dnl Make sure that srcdir is a full pathname

    61 case "$host" in

    62     *-*-mingw32*)

    63         # Except on msys, where make can't handle full pathnames (bug 1972)

    64         ;;

    65     *)

    66         srcdir=`cd $srcdir && pwd`

    67         ;;

    68 esac

    70 dnl Set up the compiler and linker flags

    71 INCLUDE="-I$srcdir/include -idirafter $srcdir/src/video/khronos"

    72 if test x$srcdir != x.; then

    73     INCLUDE="-Iinclude $INCLUDE"

    74 elif test -d .hg; then

    75     AC_MSG_ERROR([

    76 *** When building from Mercurial you should configure and build in a

    77     separate directory so you don't clobber SDL_config.h, SDL_revision.h

    78 ])

    79 fi

    80 BASE_CFLAGS=""

    81 BASE_LDFLAGS=""

    82 case "$host" in

    83     *-*-cygwin*)

    84         # We build SDL on cygwin without the UNIX emulation layer

    85         save_CFLAGS="$CFLAGS"

    86         have_no_cygwin=no

    87         AC_MSG_CHECKING(for GCC -mno-cygwin option)

    88         CFLAGS="$save_CFLAGS -mno-cygwin"

    90         AC_TRY_COMPILE([

    91         ],[

    92         ],[

    93         have_no_cygwin=yes

    94         ])

    95         AC_MSG_RESULT($have_no_cygwin)

    96         CFLAGS="$save_CFLAGS"

    98         if test x$have_no_cygwin = xyes; then

    99             BASE_CFLAGS="-mno-cygwin"

   100             BASE_LDFLAGS="-mno-cygwin"

   101         fi

   102         BASE_CFLAGS="$BASE_CFLAGS -I/usr/include/mingw"

   103         ;;

   104 esac

   105 # Uncomment the following line if you want to force SDL and applications

   106 # built with it to be compiled for a particular architecture.

   107 #AX_GCC_ARCHFLAG([no], [BASE_CFLAGS="$BASE_CFLAGS $ax_cv_gcc_archflag]")

   108 BUILD_CFLAGS="$CFLAGS $CPPFLAGS -DUSING_GENERATED_CONFIG_H"

   109 # The default optimization for SDL is -O3 (Bug #31)

   110 if test "x$orig_CFLAGS" = x; then

   111     BUILD_CFLAGS=`echo $BUILD_CFLAGS | sed 's/-O2/-O3/'`

   112 fi

   113 EXTRA_CFLAGS="$INCLUDE $BASE_CFLAGS"

   114 BUILD_LDFLAGS="$LDFLAGS"

   115 EXTRA_LDFLAGS="$BASE_LDFLAGS"

   116 ## These are common directories to find software packages

   117 #for path in /usr/freeware /usr/pkg /usr/X11R6 /usr/local; do

   118 #    if test -d $path/include; then

   119 #        EXTRA_CFLAGS="$EXTRA_CFLAGS -I$path/include"

   120 #    fi

   121 #    if test -d $path/lib; then

   122 #        EXTRA_LDFLAGS="$EXTRA_LDFLAGS -L$path/lib"

   123 #    fi

   124 #done

   125 SDL_CFLAGS="$BASE_CFLAGS"

   126 SDL_LIBS="-lSDL2 $BASE_LDFLAGS"

   127 CPPFLAGS="$CPPFLAGS $EXTRA_CFLAGS"

   128 CFLAGS="$CFLAGS $EXTRA_CFLAGS"

   129 LDFLAGS="$LDFLAGS $EXTRA_LDFLAGS"

   131 dnl set this to use on systems that use lib64 instead of lib

   132 base_libdir=`echo \${libdir} | sed 's/.*\/\(.*\)/\1/; q'`

   134 dnl Function to find a library in the compiler search path

   135 find_lib()

   136 {

   137     gcc_bin_path=[`$CC -print-search-dirs 2>/dev/null | fgrep programs: | sed 's/[^=]*=\(.*\)/\1/' | sed 's/:/ /g'`]

   138     gcc_lib_path=[`$CC -print-search-dirs 2>/dev/null | fgrep libraries: | sed 's/[^=]*=\(.*\)/\1/' | sed 's/:/ /g'`]

   139     env_lib_path=[`echo $LIBS $LDFLAGS $* | sed 's/-L[ ]*//g'`]

   140     if test "$cross_compiling" = yes; then

   141         host_lib_path=""

   142     else

   143         host_lib_path="/usr/$base_libdir /usr/local/$base_libdir"

   144     fi

   145     for path in $env_lib_path $gcc_bin_path $gcc_lib_path $host_lib_path; do

   146         lib=[`ls -- $path/$1 2>/dev/null | sed -e '/\.so\..*\./d' -e 's,.*/,,' | sort | tail -1`]

   147         if test x$lib != x; then

   148             echo $lib

   149             return

   150         fi

   151     done

   152 }

   154 dnl Check for compiler characteristics

   155 AC_C_CONST

   156 AC_C_INLINE

   157 AC_C_VOLATILE

   159 dnl See whether we want assertions for debugging/sanity checking SDL itself.

   160 AC_ARG_ENABLE(assertions,

   161 AC_HELP_STRING([--enable-assertions],

   162                [Enable internal sanity checks (auto/disabled/release/enabled/paranoid) [[default=auto]]]),

   163               , enable_assertions=auto)

   164 case "$enable_assertions" in

   165     auto) # Use optimization settings to determine assertion level

   166         ;;

   167     disabled)

   168         AC_DEFINE(SDL_DEFAULT_ASSERT_LEVEL, 0, [ ])

   169         ;;

   170     release)

   171         AC_DEFINE(SDL_DEFAULT_ASSERT_LEVEL, 1, [ ])

   172         ;;

   173     enabled)

   174         AC_DEFINE(SDL_DEFAULT_ASSERT_LEVEL, 2, [ ])

   175         ;;

   176     paranoid)

   177         AC_DEFINE(SDL_DEFAULT_ASSERT_LEVEL, 3, [ ])

   178         ;;

   179     *)

   180         AC_MSG_ERROR([*** unknown assertion level. stop.])

   181         ;;

   182 esac

   184 dnl See whether we can use gcc style dependency tracking

   185 AC_ARG_ENABLE(dependency-tracking,

   186 AC_HELP_STRING([--enable-dependency-tracking],

   187                [Use gcc -MMD -MT dependency tracking [[default=yes]]]),

   188               , enable_dependency_tracking=yes)

   189 if test x$enable_dependency_tracking = xyes; then

   190     have_gcc_mmd_mt=no

   191     AC_MSG_CHECKING(for GCC -MMD -MT option)

   192     AC_TRY_COMPILE([

   193     #if !defined(__GNUC__) || __GNUC__ < 3

   194     #error Dependency tracking requires GCC 3.0 or newer

   195     #endif

   196     ],[

   197     ],[

   198     have_gcc_mmd_mt=yes

   199     ])

   200     AC_MSG_RESULT($have_gcc_mmd_mt)

   202     if test x$have_gcc_mmd_mt = xyes; then

   203         DEPENDENCY_TRACKING_OPTIONS="-MMD -MT \$@"

   204     fi

   205 fi

   207 AC_MSG_CHECKING(for linker option --no-undefined)

   208 have_no_undefined=no

   209 case "$host" in

   210     dnl Skip this on platforms where it is just simply busted.

   211     *-*-openbsd*)

   212         ;;

   214     *)

   215         save_LDFLAGS="$LDFLAGS"

   216         LDFLAGS="$LDFLAGS -Wl,--no-undefined"

   217         AC_TRY_LINK([

   218         ],[

   219         ],[

   220         have_no_undefined=yes

   221         EXTRA_LDFLAGS="$EXTRA_LDFLAGS -Wl,--no-undefined"

   222         ])

   223         LDFLAGS="$save_LDFLAGS"

   224         ;;

   225 esac

   226 AC_MSG_RESULT($have_no_undefined)

   228 dnl See whether we are allowed to use the system C library

   229 AC_ARG_ENABLE(libc,

   230 AC_HELP_STRING([--enable-libc], [Use the system C library [[default=yes]]]),

   231               , enable_libc=yes)

   232 if test x$enable_libc = xyes; then

   233     AC_DEFINE(HAVE_LIBC, 1, [ ])

   235     dnl Check for C library headers

   236     AC_HEADER_STDC

   237     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)

   239     dnl Check for typedefs, structures, etc.

   240     AC_TYPE_SIZE_T

   242     dnl Check for defines

   243     AC_CHECK_DEFINE(M_PI, math.h)

   245     dnl Checks for library functions.

   246     case "$host" in

   247     *-*-cygwin* | *-*-mingw32*)

   248         ;;

   249     *)

   250         AC_FUNC_ALLOCA

   251         ;;

   252     esac

   254     AC_FUNC_MEMCMP

   255     if test x$ac_cv_func_memcmp_working = xyes; then

   256         AC_DEFINE(HAVE_MEMCMP, 1, [ ])

   257     fi

   258     AC_FUNC_STRTOD

   259     if test x$ac_cv_func_strtod = xyes; then

   260         AC_DEFINE(HAVE_STRTOD, 1, [ ])

   261     fi

   262     AC_CHECK_FUNC(mprotect,

   263         AC_TRY_COMPILE([

   264           #include <sys/types.h>

   265           #include <sys/mman.h>

   266         ],[

   267         ],[

   268         AC_DEFINE(HAVE_MPROTECT, 1, [ ])

   269         ]),

   270     )

   271     AC_CHECK_FUNCS(malloc calloc realloc free getenv setenv putenv unsetenv qsort abs bcopy memset memcpy memmove wcslen wcscmp strlen strlcpy strlcat _strrev _strupr _strlwr strchr strrchr strstr itoa _ltoa _uitoa _ultoa strtol strtoul _i64toa _ui64toa strtoll strtoull atoi atof strcmp strncmp _stricmp strcasecmp _strnicmp strncasecmp vsscanf vsnprintf fopen64 fseeko fseeko64 sigaction setjmp nanosleep sysconf sysctlbyname getauxval poll)

   273     AC_CHECK_LIB(m, pow, [LIBS="$LIBS -lm"; EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lm"])

   274     AC_CHECK_FUNCS(acos acosf asin asinf atan atanf atan2 atan2f ceil ceilf copysign copysignf cos cosf fabs fabsf floor floorf fmod fmodf log logf pow powf scalbn scalbnf sin sinf sqrt sqrtf tan tanf)

   276     AC_CHECK_LIB(iconv, iconv_open, [LIBS="$LIBS -liconv"; EXTRA_LDFLAGS="$EXTRA_LDFLAGS -liconv"])

   277     AC_CHECK_FUNCS(iconv)

   279     AC_CHECK_MEMBER(struct sigaction.sa_sigaction,[AC_DEFINE([HAVE_SA_SIGACTION], 1, [ ])], ,[#include <signal.h>])

   281 	dnl Check for additional non-standard headers

   282     AC_CHECK_HEADERS(libunwind.h)

   283 fi

   285 dnl AC_CHECK_SIZEOF(void*)

   287 dnl See whether we can use gcc atomic operations on this architecture

   288 AC_ARG_ENABLE(gcc-atomics,

   289 AC_HELP_STRING([--enable-gcc-atomics],

   290                [Use gcc builtin atomics [[default=yes]]]),

   291               , enable_gcc_atomics=yes)

   292 if test x$enable_gcc_atomics = xyes; then

   293     have_gcc_atomics=no

   294     AC_MSG_CHECKING(for GCC builtin atomic operations)

   295     AC_TRY_LINK([

   296     ],[

   297     int a;

   298     void *x, *y, *z;

   299     __sync_lock_test_and_set(&a, 4);

   300     __sync_lock_test_and_set(&x, y);

   301     __sync_fetch_and_add(&a, 1);

   302     __sync_bool_compare_and_swap(&a, 5, 10);

   303     __sync_bool_compare_and_swap(&x, y, z);

   304     ],[

   305     have_gcc_atomics=yes

   306     ])

   307     AC_MSG_RESULT($have_gcc_atomics)

   309     if test x$have_gcc_atomics = xyes; then

   310         AC_DEFINE(HAVE_GCC_ATOMICS, 1, [ ])

   311     else

   312         # See if we have the minimum operation needed for GCC atomics

   313         AC_TRY_LINK([

   314         ],[

   315         int a;

   316         __sync_lock_test_and_set(&a, 1);

   317         __sync_lock_release(&a);

   318         ],[

   319         have_gcc_sync_lock_test_and_set=yes

   320         ])

   321         if test x$have_gcc_sync_lock_test_and_set = xyes; then

   322             AC_DEFINE(HAVE_GCC_SYNC_LOCK_TEST_AND_SET, 1, [ ])

   323         fi

   324     fi

   325 fi

   327 # Standard C sources

   328 SOURCES="$SOURCES $srcdir/src/*.c"

   329 SOURCES="$SOURCES $srcdir/src/atomic/*.c"

   330 SOURCES="$SOURCES $srcdir/src/audio/*.c"

   331 SOURCES="$SOURCES $srcdir/src/cpuinfo/*.c"

   332 SOURCES="$SOURCES $srcdir/src/dynapi/*.c"

   333 SOURCES="$SOURCES $srcdir/src/events/*.c"

   334 SOURCES="$SOURCES $srcdir/src/file/*.c"

   335 SOURCES="$SOURCES $srcdir/src/haptic/*.c"

   336 SOURCES="$SOURCES $srcdir/src/joystick/*.c"

   337 SOURCES="$SOURCES $srcdir/src/libm/*.c"

   338 SOURCES="$SOURCES $srcdir/src/power/*.c"

   339 #SOURCES="$SOURCES $srcdir/src/filesystem/*.c"

   340 SOURCES="$SOURCES $srcdir/src/render/*.c"

   341 SOURCES="$SOURCES $srcdir/src/render/*/*.c"

   342 SOURCES="$SOURCES $srcdir/src/stdlib/*.c"

   343 SOURCES="$SOURCES $srcdir/src/thread/*.c"

   344 SOURCES="$SOURCES $srcdir/src/timer/*.c"

   345 SOURCES="$SOURCES $srcdir/src/video/*.c"

   347 dnl Enable/disable various subsystems of the SDL library

   349 AC_ARG_ENABLE(atomic,

   350 AC_HELP_STRING([--enable-atomic], [Enable the atomic operations subsystem [[default=yes]]]),

   351               , enable_atomic=yes)

   352 if test x$enable_atomic != xyes; then

   353     AC_DEFINE(SDL_ATOMIC_DISABLED, 1, [ ])

   354 else

   355     SUMMARY_modules="${SUMMARY_modules} atomic"

   356 fi

   357 AC_ARG_ENABLE(audio,

   358 AC_HELP_STRING([--enable-audio], [Enable the audio subsystem [[default=yes]]]),

   359               , enable_audio=yes)

   360 if test x$enable_audio != xyes; then

   361     AC_DEFINE(SDL_AUDIO_DISABLED, 1, [ ])

   362 else

   363     SUMMARY_modules="${SUMMARY_modules} audio"

   364 fi

   365 AC_ARG_ENABLE(video,

   366 AC_HELP_STRING([--enable-video], [Enable the video subsystem [[default=yes]]]),

   367               , enable_video=yes)

   368 if test x$enable_video != xyes; then

   369     AC_DEFINE(SDL_VIDEO_DISABLED, 1, [ ])

   370 else

   371     SUMMARY_modules="${SUMMARY_modules} video"

   372 fi

   373 AC_ARG_ENABLE(render,

   374 AC_HELP_STRING([--enable-render], [Enable the render subsystem [[default=yes]]]),

   375               , enable_render=yes)

   376 if test x$enable_render != xyes; then

   377     AC_DEFINE(SDL_RENDER_DISABLED, 1, [ ])

   378 else

   379     SUMMARY_modules="${SUMMARY_modules} render"

   380 fi

   381 AC_ARG_ENABLE(events,

   382 AC_HELP_STRING([--enable-events], [Enable the events subsystem [[default=yes]]]),

   383               , enable_events=yes)

   384 if test x$enable_events != xyes; then

   385     AC_DEFINE(SDL_EVENTS_DISABLED, 1, [ ])

   386 else

   387     SUMMARY_modules="${SUMMARY_modules} events"

   388 fi

   389 AC_ARG_ENABLE(joystick,

   390 AC_HELP_STRING([--enable-joystick], [Enable the joystick subsystem [[default=yes]]]),

   391               , enable_joystick=yes)

   392 if test x$enable_joystick != xyes; then

   393     AC_DEFINE(SDL_JOYSTICK_DISABLED, 1, [ ])

   394 else

   395     SUMMARY_modules="${SUMMARY_modules} joystick"

   396 fi

   397 AC_ARG_ENABLE(haptic,

   398 AC_HELP_STRING([--enable-haptic], [Enable the haptic (force feedback) subsystem [[default=yes]]]),

   399               , enable_haptic=yes)

   400 if test x$enable_haptic != xyes; then

   401     AC_DEFINE(SDL_HAPTIC_DISABLED, 1, [ ])

   402 else

   403     SUMMARY_modules="${SUMMARY_modules} haptic"

   404 fi

   405 AC_ARG_ENABLE(power,

   406 AC_HELP_STRING([--enable-power], [Enable the power subsystem [[default=yes]]]),

   407               , enable_power=yes)

   408 if test x$enable_power != xyes; then

   409     AC_DEFINE(SDL_POWER_DISABLED, 1, [ ])

   410 else

   411     SUMMARY_modules="${SUMMARY_modules} power"

   412 fi

   413 AC_ARG_ENABLE(filesystem,

   414 AC_HELP_STRING([--enable-filesystem], [Enable the filesystem subsystem [[default=yes]]]),

   415               , enable_filesystem=yes)

   416 if test x$enable_filesystem != xyes; then

   417     AC_DEFINE(SDL_FILESYSTEM_DISABLED, 1, [ ])

   418 else

   419     SUMMARY_modules="${SUMMARY_modules} filesystem"

   420 fi

   421 AC_ARG_ENABLE(threads,

   422 AC_HELP_STRING([--enable-threads], [Enable the threading subsystem [[default=yes]]]),

   423               , enable_threads=yes)

   424 if test x$enable_threads != xyes; then

   425     AC_DEFINE(SDL_THREADS_DISABLED, 1, [ ])

   426 else

   427     SUMMARY_modules="${SUMMARY_modules} threads"

   428 fi

   429 AC_ARG_ENABLE(timers,

   430 AC_HELP_STRING([--enable-timers], [Enable the timer subsystem [[default=yes]]]),

   431               , enable_timers=yes)

   432 if test x$enable_timers != xyes; then

   433     AC_DEFINE(SDL_TIMERS_DISABLED, 1, [ ])

   434 else

   435     SUMMARY_modules="${SUMMARY_modules} timers"

   436 fi

   437 AC_ARG_ENABLE(file,

   438 AC_HELP_STRING([--enable-file], [Enable the file subsystem [[default=yes]]]),

   439               , enable_file=yes)

   440 if test x$enable_file != xyes; then

   441     AC_DEFINE(SDL_FILE_DISABLED, 1, [ ])

   442 else

   443     SUMMARY_modules="${SUMMARY_modules} file"

   444 fi

   445 AC_ARG_ENABLE(loadso,

   446 AC_HELP_STRING([--enable-loadso], [Enable the shared object loading subsystem [[default=yes]]]),

   447               , enable_loadso=yes)

   448 if test x$enable_loadso != xyes; then

   449     AC_DEFINE(SDL_LOADSO_DISABLED, 1, [ ])

   450 else

   451     SUMMARY_modules="${SUMMARY_modules} loadso"

   452 fi

   453 AC_ARG_ENABLE(cpuinfo,

   454 AC_HELP_STRING([--enable-cpuinfo], [Enable the cpuinfo subsystem [[default=yes]]]),

   455               , enable_cpuinfo=yes)

   456 if test x$enable_cpuinfo != xyes; then

   457     AC_DEFINE(SDL_CPUINFO_DISABLED, 1, [ ])

   458 else

   459     SUMMARY_modules="${SUMMARY_modules} cpuinfo"

   460 fi

   461 AC_ARG_ENABLE(assembly,

   462 AC_HELP_STRING([--enable-assembly], [Enable assembly routines [[default=yes]]]),

   463               , enable_assembly=yes)

   464 if test x$enable_assembly = xyes; then

   465     SUMMARY_modules="${SUMMARY_modules} assembly"

   467     AC_DEFINE(SDL_ASSEMBLY_ROUTINES, 1, [ ])

   469     # Make sure that we don't generate floating point code that would

   470     # cause illegal instruction exceptions on older processors

   471     case "$host" in

   472         *-*-darwin*)

   473             # Don't need to worry about Apple hardware, it's all SSE capable

   474             default_ssemath=yes

   475             ;;

   476         *64-*-*)

   477             # x86 64-bit architectures all have SSE instructions

   478             default_ssemath=yes

   479             ;;

   480         *)

   481             default_ssemath=no

   482             ;;

   483     esac

   484     AC_ARG_ENABLE(ssemath,

   485 AC_HELP_STRING([--enable-ssemath], [Allow GCC to use SSE floating point math [[default=maybe]]]),

   486                   , enable_ssemath=$default_ssemath)

   487     if test x$enable_ssemath = xno; then

   488         if test x$have_gcc_sse = xyes -o x$have_gcc_sse2 = xyes -o x$have_gcc_sse3 = xyes; then

   489             EXTRA_CFLAGS="$EXTRA_CFLAGS -mfpmath=387"

   490         fi

   491     fi

   493     dnl Check for various instruction support

   494     AC_ARG_ENABLE(mmx,

   495 AC_HELP_STRING([--enable-mmx], [use MMX assembly routines [[default=yes]]]),

   496                   , enable_mmx=yes)

   497     if test x$enable_mmx = xyes; then

   498         save_CFLAGS="$CFLAGS"

   499         have_gcc_mmx=no

   500         AC_MSG_CHECKING(for GCC -mmmx option)

   501         mmx_CFLAGS="-mmmx"

   502         CFLAGS="$save_CFLAGS $mmx_CFLAGS"

   504         AC_TRY_COMPILE([

   505         #ifdef __MINGW32__

   506         #include <_mingw.h>

   507         #ifdef __MINGW64_VERSION_MAJOR

   508         #include <intrin.h>

   509         #else

   510         #include <mmintrin.h>

   511         #endif

   512         #else

   513         #include <mmintrin.h>

   514         #endif

   515         #ifndef __MMX__

   516         #error Assembler CPP flag not enabled

   517         #endif

   518         ],[

   519         ],[

   520         have_gcc_mmx=yes

   521         ])

   522         AC_MSG_RESULT($have_gcc_mmx)

   523         CFLAGS="$save_CFLAGS"

   525         if test x$have_gcc_mmx = xyes; then

   526             EXTRA_CFLAGS="$EXTRA_CFLAGS $mmx_CFLAGS"

   527             SUMMARY_math="${SUMMARY_math} mmx"

   528         fi

   529     fi

   531     AC_ARG_ENABLE(3dnow,

   532 AC_HELP_STRING([--enable-3dnow], [use 3DNow! assembly routines [[default=yes]]]),

   533                   , enable_3dnow=yes)

   534     if test x$enable_3dnow = xyes; then

   535         save_CFLAGS="$CFLAGS"

   536         have_gcc_3dnow=no

   537         AC_MSG_CHECKING(for GCC -m3dnow option)

   538         amd3dnow_CFLAGS="-m3dnow"

   539         CFLAGS="$save_CFLAGS $amd3dnow_CFLAGS"

   541         AC_TRY_LINK([

   542         #include <mm3dnow.h>

   543         #ifndef __3dNOW__

   544         #error Assembler CPP flag not enabled

   545         #endif

   546         ],[

   547         void *p = 0;

   548         _m_prefetch(p);

   549         ],[

   550         have_gcc_3dnow=yes

   551         ])

   552         AC_MSG_RESULT($have_gcc_3dnow)

   553         CFLAGS="$save_CFLAGS"

   555         if test x$have_gcc_3dnow = xyes; then

   556             EXTRA_CFLAGS="$EXTRA_CFLAGS $amd3dnow_CFLAGS"

   557             SUMMARY_math="${SUMMARY_math} 3dnow"

   558         fi

   559     fi

   561     AC_ARG_ENABLE(sse,

   562 AC_HELP_STRING([--enable-sse], [use SSE assembly routines [[default=yes]]]),

   563                   , enable_sse=yes)

   564     if test x$enable_sse = xyes; then

   565         save_CFLAGS="$CFLAGS"

   566         have_gcc_sse=no

   567         AC_MSG_CHECKING(for GCC -msse option)

   568         sse_CFLAGS="-msse"

   569         CFLAGS="$save_CFLAGS $sse_CFLAGS"

   571         AC_TRY_COMPILE([

   572         #ifdef __MINGW32__

   573         #include <_mingw.h>

   574         #ifdef __MINGW64_VERSION_MAJOR

   575         #include <intrin.h>

   576         #else

   577         #include <xmmintrin.h>

   578         #endif

   579         #else

   580         #include <xmmintrin.h>

   581         #endif

   582         #ifndef __SSE__

   583         #error Assembler CPP flag not enabled

   584         #endif

   585         ],[

   586         ],[

   587         have_gcc_sse=yes

   588         ])

   589         AC_MSG_RESULT($have_gcc_sse)

   590         CFLAGS="$save_CFLAGS"

   592         if test x$have_gcc_sse = xyes; then

   593             EXTRA_CFLAGS="$EXTRA_CFLAGS $sse_CFLAGS"

   594             SUMMARY_math="${SUMMARY_math} sse"

   595         fi

   596     fi

   598     AC_ARG_ENABLE(sse2,

   599 AC_HELP_STRING([--enable-sse2], [use SSE2 assembly routines [[default=maybe]]]),

   600                   , enable_sse2=$default_ssemath)

   601     if test x$enable_sse2 = xyes; then

   602         save_CFLAGS="$CFLAGS"

   603         have_gcc_sse2=no

   604         AC_MSG_CHECKING(for GCC -msse2 option)

   605         sse2_CFLAGS="-msse2"

   606         CFLAGS="$save_CFLAGS $sse2_CFLAGS"

   608         AC_TRY_COMPILE([

   609         #ifdef __MINGW32__

   610         #include <_mingw.h>

   611         #ifdef __MINGW64_VERSION_MAJOR

   612         #include <intrin.h>

   613         #else

   614         #include <emmintrin.h>

   615         #endif

   616         #else

   617         #include <emmintrin.h>

   618         #endif

   619         #ifndef __SSE2__

   620         #error Assembler CPP flag not enabled

   621         #endif

   622         ],[

   623         ],[

   624         have_gcc_sse2=yes

   625         ])

   626         AC_MSG_RESULT($have_gcc_sse2)

   627         CFLAGS="$save_CFLAGS"

   629         if test x$have_gcc_sse2 = xyes; then

   630             EXTRA_CFLAGS="$EXTRA_CFLAGS $sse2_CFLAGS"

   631             SUMMARY_math="${SUMMARY_math} sse2"

   632         fi

   633     fi

   635     AC_ARG_ENABLE(sse3,

   636 AC_HELP_STRING([--enable-sse3], [use SSE3 assembly routines [[default=maybe]]]),

   637                   , enable_sse3=$default_ssemath)

   638     if test x$enable_sse3 = xyes; then

   639         save_CFLAGS="$CFLAGS"

   640         have_gcc_sse3=no

   641         AC_MSG_CHECKING(for GCC -msse3 option)

   642         sse3_CFLAGS="-msse3"

   643         CFLAGS="$save_CFLAGS $sse3_CFLAGS"

   645         AC_TRY_COMPILE([

   646         #ifdef __MINGW32__

   647         #include <_mingw.h>

   648         #ifdef __MINGW64_VERSION_MAJOR

   649         #include <intrin.h>

   650         #else

   651         #include <pmmintrin.h>

   652         #endif

   653         #else

   654         #include <pmmintrin.h>

   655         #endif

   656         #ifndef __SSE2__

   657         #error Assembler CPP flag not enabled

   658         #endif

   659         ],[

   660         ],[

   661         have_gcc_sse3=yes

   662         ])

   663         AC_MSG_RESULT($have_gcc_sse3)

   664         CFLAGS="$save_CFLAGS"

   666         if test x$have_gcc_sse3 = xyes; then

   667             EXTRA_CFLAGS="$EXTRA_CFLAGS $sse3_CFLAGS"

   668             SUMMARY_math="${SUMMARY_math} sse3"

   669         fi

   670     fi

   672     AC_ARG_ENABLE(altivec,

   673 AC_HELP_STRING([--enable-altivec], [use Altivec assembly routines [[default=yes]]]),

   674                   , enable_altivec=yes)

   675     if test x$enable_altivec = xyes; then

   676         save_CFLAGS="$CFLAGS"

   677         have_gcc_altivec=no

   678         have_altivec_h_hdr=no

   679         altivec_CFLAGS="-maltivec"

   680         CFLAGS="$save_CFLAGS $altivec_CFLAGS"

   682         AC_MSG_CHECKING(for Altivec with GCC altivec.h and -maltivec option)

   683         AC_TRY_COMPILE([

   684         #include <altivec.h>

   685         vector unsigned int vzero() {

   686             return vec_splat_u32(0);

   687         }

   688         ],[

   689         ],[

   690         have_gcc_altivec=yes

   691         have_altivec_h_hdr=yes

   692         ])

   693         AC_MSG_RESULT($have_gcc_altivec)

   695         if test x$have_gcc_altivec = xno; then

   696             AC_MSG_CHECKING(for Altivec with GCC -maltivec option)

   697             AC_TRY_COMPILE([

   698             vector unsigned int vzero() {

   699                 return vec_splat_u32(0);

   700             }

   701             ],[

   702             ],[

   703             have_gcc_altivec=yes

   704             ])

   705             AC_MSG_RESULT($have_gcc_altivec)

   706         fi

   708         if test x$have_gcc_altivec = xno; then

   709             AC_MSG_CHECKING(for Altivec with GCC altivec.h and -faltivec option)

   710             altivec_CFLAGS="-faltivec"

   711             CFLAGS="$save_CFLAGS $altivec_CFLAGS"

   712             AC_TRY_COMPILE([

   713             #include <altivec.h>

   714             vector unsigned int vzero() {

   715                 return vec_splat_u32(0);

   716             }

   717             ],[

   718             ],[

   719             have_gcc_altivec=yes

   720             have_altivec_h_hdr=yes

   721             ])

   722             AC_MSG_RESULT($have_gcc_altivec)

   723         fi

   725         if test x$have_gcc_altivec = xno; then

   726             AC_MSG_CHECKING(for Altivec with GCC -faltivec option)

   727             AC_TRY_COMPILE([

   728             vector unsigned int vzero() {

   729                 return vec_splat_u32(0);

   730             }

   731             ],[

   732             ],[

   733             have_gcc_altivec=yes

   734             ])

   735             AC_MSG_RESULT($have_gcc_altivec)

   736         fi

   737         CFLAGS="$save_CFLAGS"

   739         if test x$have_gcc_altivec = xyes; then

   740             AC_DEFINE(SDL_ALTIVEC_BLITTERS, 1, [ ])

   741             if test x$have_altivec_h_hdr = xyes; then

   742               AC_DEFINE(HAVE_ALTIVEC_H, 1, [ ])

   743             fi

   744             EXTRA_CFLAGS="$EXTRA_CFLAGS $altivec_CFLAGS"

   745             SUMMARY_math="${SUMMARY_math} altivec"

   746         fi

   747     fi

   748 fi

   750 dnl See if the OSS audio interface is supported

   751 CheckOSS()

   752 {

   753     AC_ARG_ENABLE(oss,

   754 AC_HELP_STRING([--enable-oss], [support the OSS audio API [[default=maybe]]]),

   755                   , enable_oss=maybe)

   757     # OpenBSD "has" OSS, but it's not really for app use. They want you to

   758     #  use sndio instead. So on there, we default to disabled. You can force

   759     #  it on if you really want, though.

   760     if test x$enable_oss = xmaybe; then

   761         enable_oss=yes

   762         case "$host" in

   763             *-*-openbsd*)

   764                 enable_oss=no;;

   765         esac

   766     fi

   768     if test x$enable_audio = xyes -a x$enable_oss = xyes; then

   769         AC_MSG_CHECKING(for OSS audio support)

   770         have_oss=no

   771         if test x$have_oss != xyes; then

   772             AC_TRY_COMPILE([

   773               #include <sys/soundcard.h>

   774             ],[

   775               int arg = SNDCTL_DSP_SETFRAGMENT;

   776             ],[

   777             have_oss=yes

   778             ])

   779         fi

   780         if test x$have_oss != xyes; then

   781             AC_TRY_COMPILE([

   782               #include <soundcard.h>

   783             ],[

   784               int arg = SNDCTL_DSP_SETFRAGMENT;

   785             ],[

   786             have_oss=yes

   787             AC_DEFINE(SDL_AUDIO_DRIVER_OSS_SOUNDCARD_H, 1, [ ])

   788             ])

   789         fi

   790         AC_MSG_RESULT($have_oss)

   791         if test x$have_oss = xyes; then

   792             SUMMARY_audio="${SUMMARY_audio} oss"

   793             AC_DEFINE(SDL_AUDIO_DRIVER_OSS, 1, [ ])

   794             SOURCES="$SOURCES $srcdir/src/audio/dsp/*.c"

   795             have_audio=yes

   797             # We may need to link with ossaudio emulation library

   798             case "$host" in

   799                 *-*-openbsd*|*-*-netbsd*)

   800                     EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lossaudio";;

   801             esac

   802         fi

   803     fi

   804 }

   806 dnl See if the ALSA audio interface is supported

   807 CheckALSA()

   808 {

   809     AC_ARG_ENABLE(alsa,

   810 AC_HELP_STRING([--enable-alsa], [support the ALSA audio API [[default=yes]]]),

   811                   , enable_alsa=yes)

   812     if test x$enable_audio = xyes -a x$enable_alsa = xyes; then

   813         AM_PATH_ALSA(1.0.11, have_alsa=yes, have_alsa=no)

   814         # Restore all flags from before the ALSA detection runs

   815         CFLAGS="$alsa_save_CFLAGS"

   816         LDFLAGS="$alsa_save_LDFLAGS"

   817         LIBS="$alsa_save_LIBS"

   818         if test x$have_alsa = xyes; then

   819             AC_ARG_ENABLE(alsa-shared,

   820 AC_HELP_STRING([--enable-alsa-shared], [dynamically load ALSA audio support [[default=yes]]]),

   821                           , enable_alsa_shared=yes)

   822             alsa_lib=[`find_lib "libasound.so.*" "$ALSA_LIBS" | sed 's/.*\/\(.*\)/\1/; q'`]

   824             AC_DEFINE(SDL_AUDIO_DRIVER_ALSA, 1, [ ])

   825             SOURCES="$SOURCES $srcdir/src/audio/alsa/*.c"

   826             EXTRA_CFLAGS="$EXTRA_CFLAGS $ALSA_CFLAGS"

   827             if test x$have_loadso != xyes && \

   828                test x$enable_alsa_shared = xyes; then

   829                 AC_MSG_WARN([You must have SDL_LoadObject() support for dynamic ALSA loading])

   830             fi

   831             if test x$have_loadso = xyes && \

   832                test x$enable_alsa_shared = xyes && test x$alsa_lib != x; then

   833                 echo "-- dynamic libasound -> $alsa_lib"

   834                 AC_DEFINE_UNQUOTED(SDL_AUDIO_DRIVER_ALSA_DYNAMIC, "$alsa_lib", [ ])

   835                 SUMMARY_audio="${SUMMARY_audio} alsa(dynamic)"

   836             else

   837                 EXTRA_LDFLAGS="$EXTRA_LDFLAGS $ALSA_LIBS"

   838                 SUMMARY_audio="${SUMMARY_audio} alsa"

   839             fi

   840             have_audio=yes

   841         fi

   842     fi

   843 }

   845 dnl Find JACK Audio

   846 CheckJACK()

   847 {

   848     AC_ARG_ENABLE(jack,

   849 AC_HELP_STRING([--enable-jack], [use JACK audio [[default=yes]]]),

   850                   , enable_jack=yes)

   851     if test x$enable_audio = xyes -a x$enable_jack = xyes; then

   852         audio_jack=no

   854         JACK_REQUIRED_VERSION=0.125

   856         AC_PATH_PROG(PKG_CONFIG, pkg-config, no)

   857         AC_MSG_CHECKING(for JACK $JACK_REQUIRED_VERSION support)

   858         if test x$PKG_CONFIG != xno; then

   859         if $PKG_CONFIG --atleast-pkgconfig-version 0.7 && $PKG_CONFIG --atleast-version $JACK_REQUIRED_VERSION jack; then

   860                 JACK_CFLAGS=`$PKG_CONFIG --cflags jack`

   861                 JACK_LIBS=`$PKG_CONFIG --libs jack`

   862                 audio_jack=yes

   863             fi

   864         fi

   865         AC_MSG_RESULT($audio_jack)

   867         if test x$audio_jack = xyes; then

   868             AC_ARG_ENABLE(jack-shared,

   869 AC_HELP_STRING([--enable-jack-shared], [dynamically load JACK audio support [[default=yes]]]),

   870                           , enable_jack_shared=yes)

   871             jack_lib=[`find_lib "libjack.so.*" "$JACK_LIBS" | sed 's/.*\/\(.*\)/\1/; q'`]

   873             AC_DEFINE(SDL_AUDIO_DRIVER_JACK, 1, [ ])

   874             SOURCES="$SOURCES $srcdir/src/audio/jack/*.c"

   875             EXTRA_CFLAGS="$EXTRA_CFLAGS $JACK_CFLAGS"

   876             if test x$have_loadso != xyes && \

   877                test x$enable_jack_shared = xyes; then

   878                 AC_MSG_WARN([You must have SDL_LoadObject() support for dynamic JACK audio loading])

   879             fi

   880             if test x$have_loadso = xyes && \

   881                test x$enable_jack_shared = xyes && test x$jack_lib != x; then

   882                 echo "-- dynamic libjack -> $jack_lib"

   883                 AC_DEFINE_UNQUOTED(SDL_AUDIO_DRIVER_JACK_DYNAMIC, "$jack_lib", [ ])

   884                 SUMMARY_audio="${SUMMARY_audio} jack(dynamic)"

   886                 case "$host" in

   887                     # On Solaris, jack must be linked deferred explicitly

   888                     # to prevent undefined symbol failures.

   889                     *-*-solaris*)

   890                         JACK_LIBS=`echo $JACK_LIBS | sed 's/\-l/-Wl,-l/g'`

   891                         EXTRA_LDFLAGS="$EXTRA_LDFLAGS -Wl,-zdeferred $JACK_LIBS -Wl,-znodeferred"

   892                 esac

   893             else

   894                 EXTRA_LDFLAGS="$EXTRA_LDFLAGS $JACK_LIBS"

   895                 SUMMARY_audio="${SUMMARY_audio} jack"

   896             fi

   897             have_audio=yes

   898         fi

   899     fi

   900 }

   902 dnl Find the ESD includes and libraries

   903 CheckESD()

   904 {

   905     AC_ARG_ENABLE(esd,

   906 AC_HELP_STRING([--enable-esd], [support the Enlightened Sound Daemon [[default=yes]]]),

   907                   , enable_esd=yes)

   908     if test x$enable_audio = xyes -a x$enable_esd = xyes; then

   909         AM_PATH_ESD(0.2.8, have_esd=yes, have_esd=no)

   910         if test x$have_esd = xyes; then

   911             AC_ARG_ENABLE(esd-shared,

   912 AC_HELP_STRING([--enable-esd-shared], [dynamically load ESD audio support [[default=yes]]]),

   913                           , enable_esd_shared=yes)

   914             esd_lib=[`find_lib "libesd.so.*" "$ESD_LIBS" | sed 's/.*\/\(.*\)/\1/; q'`]

   916             AC_DEFINE(SDL_AUDIO_DRIVER_ESD, 1, [ ])

   917             SOURCES="$SOURCES $srcdir/src/audio/esd/*.c"

   918             EXTRA_CFLAGS="$EXTRA_CFLAGS $ESD_CFLAGS"

   919             if test x$have_loadso != xyes && \

   920                test x$enable_esd_shared = xyes; then

   921                 AC_MSG_WARN([You must have SDL_LoadObject() support for dynamic ESD loading])

   922             fi

   923             if test x$have_loadso = xyes && \

   924                test x$enable_esd_shared = xyes && test x$esd_lib != x; then

   925                 echo "-- dynamic libesd -> $esd_lib"

   926                 AC_DEFINE_UNQUOTED(SDL_AUDIO_DRIVER_ESD_DYNAMIC, "$esd_lib", [ ])

   927                 SUMMARY_audio="${SUMMARY_audio} esd(dynamic)"

   928             else

   929                 EXTRA_LDFLAGS="$EXTRA_LDFLAGS $ESD_LIBS"

   930                 SUMMARY_audio="${SUMMARY_audio} esd"

   931             fi

   932             have_audio=yes

   933         fi

   934     fi

   935 }

   937 dnl Find PulseAudio

   938 CheckPulseAudio()

   939 {

   940     AC_ARG_ENABLE(pulseaudio,

   941 AC_HELP_STRING([--enable-pulseaudio], [use PulseAudio [[default=yes]]]),

   942                   , enable_pulseaudio=yes)

   943     if test x$enable_audio = xyes -a x$enable_pulseaudio = xyes; then

   944         audio_pulseaudio=no

   946         PULSEAUDIO_REQUIRED_VERSION=0.9

   948         AC_PATH_PROG(PKG_CONFIG, pkg-config, no)

   949         AC_MSG_CHECKING(for PulseAudio $PULSEAUDIO_REQUIRED_VERSION support)

   950         if test x$PKG_CONFIG != xno; then

   951         if $PKG_CONFIG --atleast-pkgconfig-version 0.7 && $PKG_CONFIG --atleast-version $PULSEAUDIO_REQUIRED_VERSION libpulse-simple; then

   952                 PULSEAUDIO_CFLAGS=`$PKG_CONFIG --cflags libpulse-simple`

   953                 PULSEAUDIO_LIBS=`$PKG_CONFIG --libs libpulse-simple`

   954                 audio_pulseaudio=yes

   955             fi

   956         fi

   957         AC_MSG_RESULT($audio_pulseaudio)

   959         if test x$audio_pulseaudio = xyes; then

   960             AC_ARG_ENABLE(pulseaudio-shared,

   961 AC_HELP_STRING([--enable-pulseaudio-shared], [dynamically load PulseAudio support [[default=yes]]]),

   962                           , enable_pulseaudio_shared=yes)

   963             pulseaudio_lib=[`find_lib "libpulse-simple.so.*" "$PULSEAUDIO_LIBS" | sed 's/.*\/\(.*\)/\1/; q'`]

   965             AC_DEFINE(SDL_AUDIO_DRIVER_PULSEAUDIO, 1, [ ])

   966             SOURCES="$SOURCES $srcdir/src/audio/pulseaudio/*.c"

   967             EXTRA_CFLAGS="$EXTRA_CFLAGS $PULSEAUDIO_CFLAGS"

   968             if test x$have_loadso != xyes && \

   969                test x$enable_pulseaudio_shared = xyes; then

   970                 AC_MSG_WARN([You must have SDL_LoadObject() support for dynamic PulseAudio loading])

   971             fi

   972             if test x$have_loadso = xyes && \

   973                test x$enable_pulseaudio_shared = xyes && test x$pulseaudio_lib != x; then

   974                 echo "-- dynamic libpulse-simple -> $pulseaudio_lib"

   975                 AC_DEFINE_UNQUOTED(SDL_AUDIO_DRIVER_PULSEAUDIO_DYNAMIC, "$pulseaudio_lib", [ ])

   976                 SUMMARY_audio="${SUMMARY_audio} pulse(dynamic)"

   978                 case "$host" in

   979                     # On Solaris, pulseaudio must be linked deferred explicitly

   980                     # to prevent undefined symbol failures.

   981                     *-*-solaris*)

   982                         PULSEAUDIO_LIBS=`echo $PULSEAUDIO_LIBS | sed 's/\-l/-Wl,-l/g'`

   983                         EXTRA_LDFLAGS="$EXTRA_LDFLAGS -Wl,-zdeferred $PULSEAUDIO_LIBS -Wl,-znodeferred"

   984                 esac

   985             else

   986                 EXTRA_LDFLAGS="$EXTRA_LDFLAGS $PULSEAUDIO_LIBS"

   987                 SUMMARY_audio="${SUMMARY_audio} pulse"

   988             fi

   989             have_audio=yes

   990         fi

   991     fi

   992 }

   994 CheckARTSC()

   995 {

   996     AC_ARG_ENABLE(arts,

   997 AC_HELP_STRING([--enable-arts], [support the Analog Real Time Synthesizer [[default=yes]]]),

   998                   , enable_arts=yes)

   999     if test x$enable_audio = xyes -a x$enable_arts = xyes; then

  1000         AC_PATH_PROG(ARTSCONFIG, artsc-config)

  1001         if test x$ARTSCONFIG = x -o x$ARTSCONFIG = x'"$ARTSCONFIG"'; then

  1002             : # arts isn't installed

  1003         else

  1004             ARTS_CFLAGS=`$ARTSCONFIG --cflags`

  1005             ARTS_LIBS=`$ARTSCONFIG --libs`

  1006             AC_MSG_CHECKING(for aRts development environment)

  1007             audio_arts=no

  1008             save_CFLAGS="$CFLAGS"

  1009             CFLAGS="$CFLAGS $ARTS_CFLAGS"

  1010             AC_TRY_COMPILE([

  1011              #include <artsc.h>

  1012             ],[

  1013              arts_stream_t stream;

  1014             ],[

  1015             audio_arts=yes

  1016             ])

  1017             CFLAGS="$save_CFLAGS"

  1018             AC_MSG_RESULT($audio_arts)

  1019             if test x$audio_arts = xyes; then

  1020                 AC_ARG_ENABLE(arts-shared,

  1021 AC_HELP_STRING([--enable-arts-shared], [dynamically load aRts audio support [[default=yes]]]),

  1022                               , enable_arts_shared=yes)

  1023                 arts_lib=[`find_lib "libartsc.so.*" "$ARTS_LIBS" | sed 's/.*\/\(.*\)/\1/; q'`]

  1025                 AC_DEFINE(SDL_AUDIO_DRIVER_ARTS, 1, [ ])

  1026                 SOURCES="$SOURCES $srcdir/src/audio/arts/*.c"

  1027                 EXTRA_CFLAGS="$EXTRA_CFLAGS $ARTS_CFLAGS"

  1028                 if test x$have_loadso != xyes && \

  1029                    test x$enable_arts_shared = xyes; then

  1030                     AC_MSG_WARN([You must have SDL_LoadObject() support for dynamic ARTS loading])

  1031                 fi

  1032                 if test x$have_loadso = xyes && \

  1033                    test x$enable_arts_shared = xyes && test x$arts_lib != x; then

  1034                     echo "-- dynamic libartsc -> $arts_lib"

  1035                     AC_DEFINE_UNQUOTED(SDL_AUDIO_DRIVER_ARTS_DYNAMIC, "$arts_lib", [ ])

  1036                     SUMMARY_audio="${SUMMARY_audio} arts(dynamic)"

  1037                 else

  1038                     EXTRA_LDFLAGS="$EXTRA_LDFLAGS $ARTS_LIBS"

  1039                     SUMMARY_audio="${SUMMARY_audio} arts"

  1040                 fi

  1041                 have_audio=yes

  1042             fi

  1043         fi

  1044     fi

  1045 }

  1047 dnl See if the NAS audio interface is supported

  1048 CheckNAS()

  1049 {

  1050     AC_ARG_ENABLE(nas,

  1051 AC_HELP_STRING([--enable-nas], [support the NAS audio API [[default=yes]]]),

  1052                   , enable_nas=yes)

  1053     if test x$enable_audio = xyes -a x$enable_nas = xyes; then

  1054         AC_CHECK_HEADER(audio/audiolib.h, have_nas_hdr=yes)

  1055         AC_CHECK_LIB(audio, AuOpenServer, have_nas_lib=yes)

  1057         AC_MSG_CHECKING(for NAS audio support)

  1058         have_nas=no

  1060         if test x$have_nas_hdr = xyes -a x$have_nas_lib = xyes; then

  1061             have_nas=yes

  1062             NAS_LIBS="-laudio"

  1064         elif test -r /usr/X11R6/include/audio/audiolib.h; then

  1065             have_nas=yes

  1066             NAS_CFLAGS="-I/usr/X11R6/include/"

  1067             NAS_LIBS="-L/usr/X11R6/lib -laudio -lXt"

  1069         fi

  1071         AC_MSG_RESULT($have_nas)

  1073         if test x$have_nas = xyes; then

  1074             AC_ARG_ENABLE(nas-shared,

  1075 AC_HELP_STRING([--enable-nas-shared], [dynamically load NAS audio support [[default=yes]]]),

  1076                           , enable_nas_shared=yes)

  1077             nas_lib=[`find_lib "libaudio.so.*" "$NAS_LIBS" | sed 's/.*\/\(.*\)/\1/; q'`]

  1079             if test x$have_loadso != xyes && \

  1080                test x$enable_nas_shared = xyes; then

  1081                 AC_MSG_WARN([You must have SDL_LoadObject() support for dynamic NAS loading])

  1082             fi

  1083             if test x$have_loadso = xyes && \

  1084                test x$enable_nas_shared = xyes && test x$nas_lib != x; then

  1085                 echo "-- dynamic libaudio -> $nas_lib"

  1086                 AC_DEFINE_UNQUOTED(SDL_AUDIO_DRIVER_NAS_DYNAMIC, "$nas_lib", [ ])

  1087                 SUMMARY_audio="${SUMMARY_audio} nas(dynamic)"

  1088             else

  1089                 EXTRA_LDFLAGS="$EXTRA_LDFLAGS $NAS_LIBS"

  1090                 SUMMARY_audio="${SUMMARY_audio} nas"

  1091             fi

  1093             AC_DEFINE(SDL_AUDIO_DRIVER_NAS, 1, [ ])

  1094             SOURCES="$SOURCES $srcdir/src/audio/nas/*.c"

  1095             EXTRA_CFLAGS="$EXTRA_CFLAGS $NAS_CFLAGS"

  1096             have_audio=yes

  1097         fi

  1098     fi

  1099 }

  1101 dnl See if the sndio audio interface is supported

  1102 CheckSNDIO()

  1103 {

  1104     AC_ARG_ENABLE(sndio,

  1105 AC_HELP_STRING([--enable-sndio], [support the sndio audio API [[default=yes]]]),

  1106                   , enable_sndio=yes)

  1107     if test x$enable_audio = xyes -a x$enable_sndio = xyes; then

  1108         AC_CHECK_HEADER(sndio.h, have_sndio_hdr=yes)

  1109         AC_CHECK_LIB(sndio, sio_open, have_sndio_lib=yes)

  1111         AC_MSG_CHECKING(for sndio audio support)

  1112         have_sndio=no

  1114         if test x$have_sndio_hdr = xyes -a x$have_sndio_lib = xyes; then

  1115             have_sndio=yes

  1116             SNDIO_LIBS="-lsndio"

  1117         fi

  1119         AC_MSG_RESULT($have_sndio)

  1121         if test x$have_sndio = xyes; then

  1122             AC_ARG_ENABLE(sndio-shared,

  1123 AC_HELP_STRING([--enable-sndio-shared], [dynamically load sndio audio support [[default=yes]]]),

  1124                           , enable_sndio_shared=yes)

  1125             sndio_lib=[`find_lib "libsndio.so.*" "$SNDIO_LIBS" | sed 's/.*\/\(.*\)/\1/; q'`]

  1127             if test x$have_loadso != xyes && \

  1128                test x$enable_sndio_shared = xyes; then

  1129                 AC_MSG_WARN([You must have SDL_LoadObject() support for dynamic sndio loading])

  1130             fi

  1131             if test x$have_loadso = xyes && \

  1132                test x$enable_sndio_shared = xyes && test x$sndio_lib != x; then

  1133                 echo "-- dynamic libsndio -> $sndio_lib"

  1134                 AC_DEFINE_UNQUOTED(SDL_AUDIO_DRIVER_SNDIO_DYNAMIC, "$sndio_lib", [ ])

  1135                 SUMMARY_audio="${SUMMARY_audio} sndio(dynamic)"

  1136             else

  1137                 EXTRA_LDFLAGS="$EXTRA_LDFLAGS $SNDIO_LIBS"

  1138                 SUMMARY_audio="${SUMMARY_audio} sndio"

  1139             fi

  1141             AC_DEFINE(SDL_AUDIO_DRIVER_SNDIO, 1, [ ])

  1142             SOURCES="$SOURCES $srcdir/src/audio/sndio/*.c"

  1143             EXTRA_CFLAGS="$EXTRA_CFLAGS $SNDIO_CFLAGS"

  1144             have_audio=yes

  1145         fi

  1146     fi

  1147 }

  1149 dnl Find FusionSound

  1150 CheckFusionSound()

  1151 {

  1152     AC_ARG_ENABLE(fusionsound,

  1153 AC_HELP_STRING([--enable-fusionsound], [use FusionSound audio driver [[default=no]]]),

  1154                   , enable_fusionsound=no)

  1155     if test x$enable_audio = xyes -a x$enable_fusionsound = xyes; then

  1156         fusionsound=no

  1158         FUSIONSOUND_REQUIRED_VERSION=1.1.1

  1160         AC_PATH_PROG(PKG_CONFIG, pkg-config, no)

  1161         AC_MSG_CHECKING(for FusionSound $FUSIONSOUND_REQUIRED_VERSION support)

  1162         if test x$PKG_CONFIG != xno; then

  1163             if $PKG_CONFIG --atleast-pkgconfig-version 0.7 && $PKG_CONFIG --atleast-version $FUSIONSOUND_REQUIRED_VERSION fusionsound; then

  1164                 FUSIONSOUND_CFLAGS=`$PKG_CONFIG --cflags fusionsound`

  1165                 FUSIONSOUND_LIBS=`$PKG_CONFIG --libs fusionsound`

  1166                 fusionsound=yes

  1167             fi

  1168         fi

  1169         AC_MSG_RESULT($fusionsound)

  1171         if test x$fusionsound = xyes; then

  1172             AC_DEFINE(SDL_AUDIO_DRIVER_FUSIONSOUND, 1, [ ])

  1173             SOURCES="$SOURCES $srcdir/src/audio/fusionsound/*.c"

  1174             EXTRA_CFLAGS="$EXTRA_CFLAGS $FUSIONSOUND_CFLAGS"

  1176             AC_ARG_ENABLE(fusionsound-shared,

  1177 AC_HELP_STRING([--enable-fusionsound-shared], [dynamically load fusionsound audio support [[default=yes]]]),

  1178                           , enable_fusionsound_shared=yes)

  1179             fusionsound_shared=no

  1180             AC_MSG_CHECKING(for FusionSound dynamic loading support)

  1181             if test x$have_loadso != xyes && \

  1182                test x$enable_fusionsound_shared = xyes; then

  1183                 AC_MSG_WARN([You must have SDL_LoadObject() support for dynamic fusionsound loading])

  1184             fi

  1185             if test x$have_loadso = xyes && \

  1186                test x$enable_fusionsound_shared = xyes; then

  1187                 AC_DEFINE_UNQUOTED(SDL_AUDIO_DRIVER_FUSIONSOUND_DYNAMIC, "libfusionsound.so", [ ])

  1188                 fusionsound_shared=yes

  1189                 SUMMARY_audio="${SUMMARY_audio} fusionsound(dynamic)"

  1190             else

  1191                 EXTRA_LDFLAGS="$EXTRA_LDFLAGS $FUSIONSOUND_LIBS"

  1192                 SUMMARY_audio="${SUMMARY_audio} fusionsound"

  1193             fi

  1194             AC_MSG_RESULT($fusionsound_shared)

  1196             have_audio=yes

  1197         fi

  1198     fi

  1199 }

  1201 dnl rcg07142001 See if the user wants the disk writer audio driver...

  1202 CheckDiskAudio()

  1203 {

  1204     AC_ARG_ENABLE(diskaudio,

  1205 AC_HELP_STRING([--enable-diskaudio], [support the disk writer audio driver [[default=yes]]]),

  1206                   , enable_diskaudio=yes)

  1207     if test x$enable_audio = xyes -a x$enable_diskaudio = xyes; then

  1208         AC_DEFINE(SDL_AUDIO_DRIVER_DISK, 1, [ ])

  1209         SOURCES="$SOURCES $srcdir/src/audio/disk/*.c"

  1210         SUMMARY_audio="${SUMMARY_audio} disk"

  1211     fi

  1212 }

  1214 dnl rcg03142006 See if the user wants the dummy audio driver...

  1215 CheckDummyAudio()

  1216 {

  1217     AC_ARG_ENABLE(dummyaudio,

  1218 AC_HELP_STRING([--enable-dummyaudio], [support the dummy audio driver [[default=yes]]]),

  1219                   , enable_dummyaudio=yes)

  1220     if test x$enable_audio = xyes -a x$enable_dummyaudio = xyes; then

  1221         AC_DEFINE(SDL_AUDIO_DRIVER_DUMMY, 1, [ ])

  1222         SOURCES="$SOURCES $srcdir/src/audio/dummy/*.c"

  1223         SUMMARY_audio="${SUMMARY_audio} dummy"

  1224     fi

  1225 }

  1227 dnl See if libsamplerate is available

  1228 CheckLibSampleRate()

  1229 {

  1230     AC_ARG_ENABLE(libsamplerate,

  1231 AC_HELP_STRING([--enable-libsamplerate], [use libsamplerate for audio rate conversion [[default=yes]]]),

  1232                   , enable_libsamplerate=yes)

  1233     if test x$enable_libsamplerate = xyes; then

  1234         AC_CHECK_HEADER(samplerate.h,

  1235                         have_samplerate_h_hdr=yes,

  1236                         have_samplerate_h_hdr=no)

  1237         if test x$have_samplerate_h_hdr = xyes; then

  1238             AC_DEFINE(HAVE_LIBSAMPLERATE_H, 1, [ ])

  1240             AC_ARG_ENABLE(libsamplerate-shared,

  1241 AC_HELP_STRING([--enable-libsamplerate-shared], [dynamically load libsamplerate [[default=yes]]]),

  1242                           , enable_libsamplerate_shared=yes)

  1244             samplerate_lib=[`find_lib "libsamplerate.so.*" "" | sed 's/.*\/\(.*\)/\1/; q'`]

  1246             if test x$have_loadso != xyes && \

  1247                test x$enable_libsamplerate_shared = xyes; then

  1248                 AC_MSG_WARN([You must have SDL_LoadObject() support for dynamic libsamplerate loading])

  1249             fi

  1250             if test x$have_loadso = xyes && \

  1251                test x$enable_libsamplerate_shared = xyes && test x$samplerate_lib != x; then

  1252                 echo "-- dynamic libsamplerate -> $samplerate_lib"

  1253                 AC_DEFINE_UNQUOTED(SDL_LIBSAMPLERATE_DYNAMIC, "$samplerate_lib", [ ])

  1254             else

  1255                 EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lsamplerate"

  1256             fi

  1257         fi

  1258     fi

  1259 }

  1261 dnl See if GCC's -fvisibility=hidden is supported (gcc4 and later, usually).

  1262 dnl  Details of this flag are here: http://gcc.gnu.org/wiki/Visibility

  1263 CheckVisibilityHidden()

  1264 {

  1265     AC_MSG_CHECKING(for GCC -fvisibility=hidden option)

  1266     have_gcc_fvisibility=no

  1268     visibility_CFLAGS="-fvisibility=hidden"

  1269     save_CFLAGS="$CFLAGS"

  1270     CFLAGS="$save_CFLAGS $visibility_CFLAGS -Werror"

  1271     AC_TRY_COMPILE([

  1272     #if !defined(__GNUC__) || __GNUC__ < 4

  1273     #error SDL only uses visibility attributes in GCC 4 or newer

  1274     #endif

  1275     ],[

  1276     ],[

  1277     have_gcc_fvisibility=yes

  1278     ])

  1279     AC_MSG_RESULT($have_gcc_fvisibility)

  1280     CFLAGS="$save_CFLAGS"

  1282     if test x$have_gcc_fvisibility = xyes; then

  1283         EXTRA_CFLAGS="$EXTRA_CFLAGS $visibility_CFLAGS"

  1284     fi

  1285 }

  1287 dnl See if GCC's -mpreferred-stack-boundary is supported.

  1288 dnl  Reference: http://bugzilla.libsdl.org/show_bug.cgi?id=1296

  1289 CheckStackBoundary()

  1290 {

  1291     AC_MSG_CHECKING(for GCC -mpreferred-stack-boundary option)

  1292     have_gcc_preferred_stack_boundary=no

  1294     save_CFLAGS="$CFLAGS"

  1295     CFLAGS="$save_CFLAGS -mpreferred-stack-boundary=2"

  1296     AC_TRY_COMPILE([

  1297     int x = 0;

  1298     ],[

  1299     ],[

  1300     have_gcc_preferred_stack_boundary=yes

  1301     ])

  1302     AC_MSG_RESULT($have_gcc_preferred_stack_boundary)

  1303     CFLAGS="$save_CFLAGS"

  1305     if test x$have_gcc_preferred_stack_boundary = xyes; then

  1306         EXTRA_CFLAGS="$EXTRA_CFLAGS -mpreferred-stack-boundary=2"

  1307     fi

  1308 }

  1310 dnl See if GCC's -Wdeclaration-after-statement is supported.

  1311 dnl  This lets us catch things that would fail on a C89 compiler when using

  1312 dnl  a modern GCC.

  1313 CheckDeclarationAfterStatement()

  1314 {

  1315     AC_MSG_CHECKING(for GCC -Wdeclaration-after-statement option)

  1316     have_gcc_declaration_after_statement=no

  1318     save_CFLAGS="$CFLAGS"

  1319     CFLAGS="$save_CFLAGS -Wdeclaration-after-statement -Werror=declaration-after-statement"

  1320     AC_TRY_COMPILE([

  1321     int x = 0;

  1322     ],[

  1323     ],[

  1324     have_gcc_declaration_after_statement=yes

  1325     ])

  1326     AC_MSG_RESULT($have_gcc_declaration_after_statement)

  1327     CFLAGS="$save_CFLAGS"

  1329     if test x$have_gcc_declaration_after_statement = xyes; then

  1330         EXTRA_CFLAGS="$EXTRA_CFLAGS -Wdeclaration-after-statement -Werror=declaration-after-statement"

  1331     fi

  1332 }

  1334 dnl See if GCC's -Wall is supported.

  1335 CheckWarnAll()

  1336 {

  1337     AC_MSG_CHECKING(for GCC -Wall option)

  1338     have_gcc_Wall=no

  1340     save_CFLAGS="$CFLAGS"

  1341     CFLAGS="$save_CFLAGS -Wall"

  1342     AC_TRY_COMPILE([

  1343     int x = 0;

  1344     ],[

  1345     ],[

  1346     have_gcc_Wall=yes

  1347     ])

  1348     AC_MSG_RESULT($have_gcc_Wall)

  1349     CFLAGS="$save_CFLAGS"

  1351     if test x$have_gcc_Wall = xyes; then

  1352         EXTRA_CFLAGS="$EXTRA_CFLAGS -Wall"

  1354         dnl Haiku headers use multicharacter constants all over the place. Ignore these warnings when using -Wall.

  1355         AC_MSG_CHECKING(for necessary GCC -Wno-multichar option)

  1356         need_gcc_Wno_multichar=no

  1357         case "$host" in

  1358             *-*-haiku*)

  1359                 need_gcc_Wno_multichar=yes

  1360                 ;;

  1361         esac

  1362         AC_MSG_RESULT($need_gcc_Wno_multichar)

  1363         if test x$need_gcc_Wno_multichar = xyes; then

  1364             EXTRA_CFLAGS="$EXTRA_CFLAGS -Wno-multichar"

  1365         fi

  1366     fi

  1367 }

  1369 dnl Check for Wayland

  1370 CheckWayland()

  1371 {

  1372     AC_ARG_ENABLE(video-wayland,

  1373 AC_HELP_STRING([--enable-video-wayland], [use Wayland video driver [[default=yes]]]),

  1374                   ,enable_video_wayland=yes)

  1376     AC_ARG_ENABLE(video-wayland-qt-touch,

  1377 AC_HELP_STRING([--enable-video-wayland-qt-touch], [QtWayland server support for Wayland video driver [[default=yes]]]),

  1378                   ,enable_video_wayland_qt_touch=yes)

  1380     if test x$enable_video = xyes -a x$enable_video_wayland = xyes; then

  1381         AC_PATH_PROG(PKG_CONFIG, pkg-config, no)

  1382         AC_MSG_CHECKING(for Wayland support)

  1383         video_wayland=no

  1384         if  test x$PKG_CONFIG != xno && \

  1385             test x$video_opengl_egl = xyes && \

  1386             test x$video_opengles_v2 = xyes; then

  1387             if $PKG_CONFIG --exists wayland-client wayland-scanner wayland-protocols wayland-egl wayland-cursor egl xkbcommon ; then

  1388                 WAYLAND_CFLAGS=`$PKG_CONFIG --cflags wayland-client wayland-egl wayland-cursor xkbcommon`

  1389                 WAYLAND_LIBS=`$PKG_CONFIG --libs wayland-client wayland-egl wayland-cursor xkbcommon`

  1390                 WAYLAND_SCANNER=`$PKG_CONFIG --variable=wayland_scanner wayland-scanner`

  1391                 WAYLAND_CORE_PROTOCOL_DIR=`$PKG_CONFIG --variable=pkgdatadir wayland-client`

  1392                 WAYLAND_PROTOCOLS_DIR=`$PKG_CONFIG --variable=pkgdatadir wayland-protocols`

  1393                 video_wayland=yes

  1394             fi

  1395         fi

  1396         AC_MSG_RESULT($video_wayland)

  1398         if test x$video_wayland = xyes; then

  1399             AC_DEFINE(SDL_VIDEO_DRIVER_WAYLAND, 1, [ ])

  1400             if test x$enable_video_wayland_qt_touch = xyes; then

  1401                 AC_DEFINE(SDL_VIDEO_DRIVER_WAYLAND_QT_TOUCH, 1, [ ])

  1402             fi

  1404             WAYLAND_PROTOCOLS_UNSTABLE="relative-pointer-unstable-v1 pointer-constraints-unstable-v1"

  1406             SOURCES="$SOURCES $srcdir/src/video/wayland/*.c"

  1407             EXTRA_CFLAGS="$EXTRA_CFLAGS $WAYLAND_CFLAGS -I\$(gen)"

  1408             AC_ARG_ENABLE(wayland-shared,

  1409 AC_HELP_STRING([--enable-wayland-shared], [dynamically load Wayland support [[default=maybe]]]),

  1410                           , enable_wayland_shared=maybe)

  1412             dnl FIXME: Do BSD and OS X need special cases?

  1413             case "$host" in

  1414                 *)

  1415                     wayland_client_lib=[`find_lib "libwayland-client.so.*" "$WAYLAND_LIBS" | sed 's/.*\/\(.*\)/\1/; q'`]

  1416                     wayland_egl_lib=[`find_lib "libwayland-egl.so.*" "$WAYLAND_LIBS" | sed 's/.*\/\(.*\)/\1/; q'`]

  1417                     if test x$wayland_egl_lib = x; then

  1418                         dnl This works in Ubuntu 13.10, maybe others

  1419                         wayland_egl_lib=[`find_lib "mesa-egl/libwayland-egl.so.*" "$WAYLAND_LIBS" | sed 's/.*\/\(.*\)/\1/; q'`]

  1420                     fi

  1421                     wayland_cursor_lib=[`find_lib "libwayland-cursor.so.*" "$WAYLAND_LIBS" | sed 's/.*\/\(.*\)/\1/; q'`]

  1422                     xkbcommon_lib=[`find_lib "libxkbcommon.so.*" "$WAYLAND_LIBS" | sed 's/.*\/\(.*\)/\1/; q'`]

  1423                     ;;

  1424             esac

  1426             if test x$enable_wayland_shared = xmaybe; then

  1427                 enable_wayland_shared=yes

  1428             fi

  1429             if test x$have_loadso != xyes && \

  1430                test x$enable_wayland_shared = xyes; then

  1431                 AC_MSG_WARN([You must have SDL_LoadObject() support for dynamic Wayland loading])

  1432                 enable_wayland_shared=no

  1433             fi

  1434             if test x$have_loadso = xyes && \

  1435                test x$enable_wayland_shared = xyes && \

  1436                test x$wayland_client_lib != x && \

  1437                test x$wayland_egl_lib != x && \

  1438                test x$wayland_cursor_lib != x && \

  1439                test x$xkbcommon_lib != x; then

  1440                 echo "-- dynamic libwayland-client -> $wayland_client_lib"

  1441                 echo "-- dynamic libwayland-egl -> $wayland_egl_lib"

  1442                 echo "-- dynamic libwayland-cursor -> $wayland_cursor_lib"

  1443                 echo "-- dynamic libxkbcommon -> $xkbcommon_lib"

  1444                 AC_DEFINE_UNQUOTED(SDL_VIDEO_DRIVER_WAYLAND_DYNAMIC, "$wayland_client_lib", [ ])

  1445                 AC_DEFINE_UNQUOTED(SDL_VIDEO_DRIVER_WAYLAND_DYNAMIC_EGL, "$wayland_egl_lib", [ ])

  1446                 AC_DEFINE_UNQUOTED(SDL_VIDEO_DRIVER_WAYLAND_DYNAMIC_CURSOR, "$wayland_cursor_lib", [ ])

  1447                 AC_DEFINE_UNQUOTED(SDL_VIDEO_DRIVER_WAYLAND_DYNAMIC_XKBCOMMON, "$xkbcommon_lib", [ ])

  1448                 SUMMARY_video="${SUMMARY_video} wayland(dynamic)"

  1449             else

  1450                 enable_wayland_shared=no

  1451                 EXTRA_LDFLAGS="$EXTRA_LDFLAGS $WAYLAND_LIBS"

  1452                 SUMMARY_video="${SUMMARY_video} wayland"

  1453             fi

  1454             have_video=yes

  1455         fi

  1456     fi

  1457 }

  1459 dnl Check for Mir

  1460 CheckMir()

  1461 {

  1462     AC_ARG_ENABLE(video-mir,

  1463 AC_HELP_STRING([--enable-video-mir], [use Mir video driver [[default=yes]]]),

  1464                   ,enable_video_mir=yes)

  1466     if test x$enable_video = xyes -a x$enable_video_mir = xyes; then

  1467         AC_PATH_PROG(PKG_CONFIG, pkg-config, no)

  1468         AC_MSG_CHECKING(for Mir support)

  1469         video_mir=no

  1470         if test x$PKG_CONFIG != xno; then

  1471             if $PKG_CONFIG --exists mirclient egl xkbcommon ; then

  1472                 MIR_CFLAGS=`$PKG_CONFIG --cflags mirclient egl xkbcommon`

  1473                 MIR_LIBS=`$PKG_CONFIG --libs mirclient egl xkbcommon`

  1474                 save_CFLAGS="$CFLAGS"

  1475                 CFLAGS="$save_CFLAGS $MIR_CFLAGS"

  1477                 dnl This will disable Mir if >= v0.26 is not available

  1478                 AC_TRY_COMPILE([

  1479                 #include <mir_toolkit/mir_client_library.h>

  1480                 ],[

  1481                     MirWindowAttrib attrib = mir_window_attrib_state

  1482                 ],[

  1483                 video_mir=yes

  1484                 ])

  1485                 CFLAGS="$save_CFLAGS"

  1486             fi

  1487         fi

  1488         AC_MSG_RESULT($video_mir)

  1490         if test x$video_mir = xyes; then

  1491             AC_DEFINE(SDL_VIDEO_DRIVER_MIR, 1, [ ])

  1492             SOURCES="$SOURCES $srcdir/src/video/mir/*.c"

  1493             EXTRA_CFLAGS="$EXTRA_CFLAGS $MIR_CFLAGS"

  1494             AC_ARG_ENABLE(mir-shared,

  1495 AC_HELP_STRING([--enable-mir-shared], [dynamically load Mir support [[default=maybe]]]),

  1496                           , enable_mir_shared=maybe)

  1498             dnl FIXME: Do BSD and OS X need special cases?

  1499             case "$host" in

  1500                 *)

  1501                     mirclient_lib=[`find_lib "libmirclient.so.*" "$MIR_LIBS" | sed 's/.*\/\(.*\)/\1/; q'`]

  1502                     xkbcommon_lib=[`find_lib "libxkbcommon.so.*" "$MIR_LIBS" | sed 's/.*\/\(.*\)/\1/; q'`]

  1503                     ;;

  1504             esac

  1506             if test x$enable_mir_shared = xmaybe; then

  1507                 enable_mir_shared=yes

  1508             fi

  1509             if test x$have_loadso != xyes && \

  1510                test x$enable_mir_shared = xyes; then

  1511                 AC_MSG_WARN([You must have SDL_LoadObject() support for dynamic Mir loading])

  1512                 enable_mir_shared=no

  1513             fi

  1514             if test x$have_loadso = xyes && \

  1515                test x$enable_mir_shared = xyes && \

  1516                test x$mirclient_lib != x && \

  1517                test x$xkbcommon_lib != x; then

  1518                 echo "-- dynamic libmirclient -> $mirclient_lib"

  1519                 echo "-- dynamic libxkbcommon -> $xkbcommon_lib"

  1520                 AC_DEFINE_UNQUOTED(SDL_VIDEO_DRIVER_MIR_DYNAMIC, "$mirclient_lib", [ ])

  1521                 AC_DEFINE_UNQUOTED(SDL_VIDEO_DRIVER_MIR_DYNAMIC_XKBCOMMON, "$xkbcommon_lib", [ ])

  1522                 SUMMARY_video="${SUMMARY_video} mir(dynamic)"

  1523             else

  1524                 enable_mir_shared=no

  1525                 EXTRA_LDFLAGS="$EXTRA_LDFLAGS $MIR_LIBS"

  1526                 SUMMARY_video="${SUMMARY_video} mir"

  1527             fi

  1528             have_video=yes

  1529         fi

  1530     fi

  1531 }

  1533 dnl Check for Native Client stuff

  1534 CheckNativeClient()

  1535 {

  1536         AC_TRY_COMPILE([

  1537           #if !defined(__native_client__)

  1538           #error "NO NACL"

  1539           #endif

  1540         ],[

  1541         ],[

  1542         AC_DEFINE(SDL_VIDEO_DRIVER_NACL, 1, [ ])

  1543         AC_DEFINE(SDL_AUDIO_DRIVER_NACL, 1, [ ])

  1544         AC_DEFINE(HAVE_POW, 1, [ ])

  1545         AC_DEFINE(HAVE_OPENGLES2, 1, [ ])

  1546         AC_DEFINE(SDL_VIDEO_OPENGL_ES2, 1, [ ])

  1547         AC_DEFINE(SDL_VIDEO_RENDER_OGL_ES2, 1, [ ])

  1549         SDL_LIBS="-lppapi_simple -lppapi_gles2 $SDL_LIBS"

  1551         SDLMAIN_SOURCES="$srcdir/src/main/nacl/*.c"

  1552         SOURCES="$SOURCES $srcdir/src/audio/nacl/*.c"

  1553         SUMMARY_audio="${SUMMARY_audio} nacl"

  1554         SOURCES="$SOURCES $srcdir/src/video/nacl/*.c"

  1555         SUMMARY_video="${SUMMARY_video} nacl opengles2"

  1556         ])

  1557 }

  1560 CheckRPI()

  1561 {

  1562     AC_ARG_ENABLE(video-rpi,

  1563 AC_HELP_STRING([--enable-video-rpi], [use Raspberry Pi video driver [[default=yes]]]),

  1564                   , enable_video_rpi=yes)

  1565     if test x$enable_video = xyes -a x$enable_video_rpi = xyes; then

  1566         if test x$ARCH = xnetbsd; then

  1567             RPI_CFLAGS="-I/usr/pkg/include -I/usr/pkg/include/interface/vcos/pthreads -I/usr/pkg/include/interface/vmcs_host/linux"

  1568             RPI_LDFLAGS="-Wl,-R/usr/pkg/lib -L/usr/pkg/lib -lbcm_host"

  1569         else

  1570             RPI_CFLAGS="-I/opt/vc/include -I/opt/vc/include/interface/vcos/pthreads -I/opt/vc/include/interface/vmcs_host/linux"

  1571             RPI_LDFLAGS="-L/opt/vc/lib -lbcm_host"

  1572         fi

  1574         # Save the original compiler flags and libraries

  1575         ac_save_cflags="$CFLAGS"; ac_save_libs="$LIBS"

  1577         # Add the Raspberry Pi compiler flags and libraries

  1578         CFLAGS="$CFLAGS $RPI_CFLAGS"; LIBS="$LIBS $RPI_LDFLAGS"

  1580         AC_MSG_CHECKING(for Raspberry Pi)

  1581         have_video_rpi=no

  1582         AC_TRY_LINK([

  1583           #include <bcm_host.h>

  1584         ],[

  1585           bcm_host_init();

  1586         ],[

  1587         have_video_rpi=yes

  1588         ],[

  1589         ])

  1590         AC_MSG_RESULT($have_video_rpi)

  1592         # Restore the compiler flags and libraries

  1593         CFLAGS="$ac_save_cflags"; LIBS="$ac_save_libs"

  1595         if test x$have_video_rpi = xyes; then

  1596             CFLAGS="$CFLAGS $RPI_CFLAGS"

  1597             SDL_CFLAGS="$SDL_CFLAGS $RPI_CFLAGS"

  1598             EXTRA_CFLAGS="$EXTRA_CFLAGS $RPI_CFLAGS"

  1599             EXTRA_LDFLAGS="$EXTRA_LDFLAGS $RPI_LDFLAGS"

  1600             SOURCES="$SOURCES $srcdir/src/video/raspberry/*.c"

  1601             AC_DEFINE(SDL_VIDEO_DRIVER_RPI, 1, [ ])

  1602             SUMMARY_video="${SUMMARY_video} rpi"

  1603         fi

  1604     fi

  1605 }

  1607 dnl Find the X11 include and library directories

  1608 CheckX11()

  1609 {

  1610     AC_ARG_ENABLE(video-x11,

  1611 AC_HELP_STRING([--enable-video-x11], [use X11 video driver [[default=yes]]]),

  1612                   , enable_video_x11=yes)

  1613     if test x$enable_video = xyes -a x$enable_video_x11 = xyes; then

  1614         case "$host" in

  1615             *-*-darwin*)

  1616                 # This isn't necessary for X11, but fixes GLX detection

  1617                 if test "x$x_includes" = xNONE && \

  1618                    test "x$x_libraries" = xNONE && \

  1619                    test -d /usr/X11R6/include && \

  1620                    test -d /usr/X11R6/lib; then

  1621                     x_includes="/usr/X11R6/include"

  1622                     x_libraries="/usr/X11R6/lib"

  1623                 fi

  1624                 ;;

  1625         esac

  1626         AC_PATH_X

  1627         AC_PATH_XTRA

  1628         if test x$have_x = xyes; then

  1629             AC_ARG_ENABLE(x11-shared,

  1630 AC_HELP_STRING([--enable-x11-shared], [dynamically load X11 support [[default=maybe]]]),

  1631                           , enable_x11_shared=maybe)

  1633             case "$host" in

  1634                 *-*-darwin*)

  1635                     x11_lib='/usr/X11R6/lib/libX11.6.dylib'

  1636                     x11ext_lib='/usr/X11R6/lib/libXext.6.dylib'

  1637                     xcursor_lib='/usr/X11R6/lib/libXcursor.1.dylib'

  1638                     xinerama_lib='/usr/X11R6/lib/libXinerama.1.dylib'

  1639                     xinput_lib='/usr/X11R6/lib/libXi.6.dylib'

  1640                     xrandr_lib='/usr/X11R6/lib/libXrandr.2.dylib'

  1641                     xrender_lib='/usr/X11R6/lib/libXrender.1.dylib'

  1642                     xss_lib='/usr/X11R6/lib/libXss.1.dylib'

  1643                     xvidmode_lib='/usr/X11R6/lib/libXxf86vm.1.dylib'

  1644                     ;;

  1645                 *-*-openbsd*)

  1646                     x11_lib='libX11.so'

  1647                     x11ext_lib='libXext.so'

  1648                     xcursor_lib='libXcursor.so'

  1649                     xinerama_lib='libXinerama.so'

  1650                     xinput_lib='libXi.so'

  1651                     xrandr_lib='libXrandr.so'

  1652                     xrender_lib='libXrender.so'

  1653                     xss_lib='libXss.so'

  1654                     xvidmode_lib='libXxf86vm.so'

  1655                     ;;

  1656                 *)

  1657                     x11_lib=[`find_lib "libX11.so.*" "$X_LIBS -L/usr/X11/$base_libdir -L/usr/X11R6/$base_libdir" | sed 's/.*\/\(.*\)/\1/; q'`]

  1658                     x11ext_lib=[`find_lib "libXext.so.*" "$X_LIBS -L/usr/X11/$base_libdir -L/usr/X11R6/$base_libdir" | sed 's/.*\/\(.*\)/\1/; q'`]

  1659                     xcursor_lib=[`find_lib "libXcursor.so.*" "$X_LIBS -L/usr/X11/$base_libdir -L/usr/X11R6/$base_libdir" | sed 's/.*\/\(.*\)/\1/; q'`]

  1660                     xinerama_lib=[`find_lib "libXinerama.so.*" "$X_LIBS -L/usr/X11/$base_libdir -L/usr/X11R6/$base_libdir" | sed 's/.*\/\(.*\)/\1/; q'`]

  1661                     xinput_lib=[`find_lib "libXi.so.*" "$X_LIBS -L/usr/X11/$base_libdir -L/usr/X11R6/$base_libdir" | sed 's/.*\/\(.*\)/\1/; q'`]

  1662                     xrandr_lib=[`find_lib "libXrandr.so.*" "$X_LIBS -L/usr/X11/$base_libdir -L/usr/X11R6/$base_libdir" | sed 's/.*\/\(.*\)/\1/; q'`]

  1663                     xrender_lib=[`find_lib "libXrender.so.*" "$X_LIBS -L/usr/X11/$base_libdir -L/usr/X11R6/$base_libdir" | sed 's/.*\/\(.*\)/\1/; q'`]

  1664                     xss_lib=[`find_lib "libXss.so.*" "$X_LIBS -L/usr/X11/$base_libdir -L/usr/X11R6/$base_libdir" | sed 's/.*\/\(.*\)/\1/; q'`]

  1665                     xvidmode_lib=[`find_lib "libXxf86vm.so.*" "$X_LIBS -L/usr/X11/$base_libdir -L/usr/X11R6/$base_libdir" | sed 's/.*\/\(.*\)/\1/; q'`]

  1666                     ;;

  1667             esac

  1669             if test x$ac_cv_func_shmat != xyes; then

  1670                 X_CFLAGS="$X_CFLAGS -DNO_SHARED_MEMORY"

  1671             fi

  1672             CFLAGS="$CFLAGS $X_CFLAGS"

  1673             LDFLAGS="$LDFLAGS $X_LIBS"

  1675             AC_CHECK_HEADER(X11/extensions/Xext.h,

  1676                             have_xext_h_hdr=yes,

  1677                             have_xext_h_hdr=no,

  1678                             [#include <X11/Xlib.h>

  1679                              #include <X11/Xproto.h>

  1680                             ])

  1681             if test x$have_xext_h_hdr != xyes; then

  1682                AC_MSG_ERROR([

  1683 *** Missing Xext.h, maybe you need to install the libxext-dev package?

  1684                ])

  1685             fi

  1687             AC_DEFINE(SDL_VIDEO_DRIVER_X11, 1, [ ])

  1688             SOURCES="$SOURCES $srcdir/src/video/x11/*.c"

  1689             EXTRA_CFLAGS="$EXTRA_CFLAGS $X_CFLAGS"

  1691             # Needed so SDL applications can include SDL_syswm.h

  1692             SDL_CFLAGS="$SDL_CFLAGS $X_CFLAGS"

  1694             if test x$enable_x11_shared = xmaybe; then

  1695                 enable_x11_shared=yes

  1696             fi

  1697             if test x$have_loadso != xyes && \

  1698                test x$enable_x11_shared = xyes; then

  1699                 AC_MSG_WARN([You must have SDL_LoadObject() support for dynamic X11 loading])

  1700                 enable_x11_shared=no

  1701             fi

  1702             if test x$have_loadso = xyes && \

  1703                test x$enable_x11_shared = xyes && test x$x11_lib != x && test x$x11ext_lib != x; then

  1704                 echo "-- dynamic libX11 -> $x11_lib"

  1705                 echo "-- dynamic libX11ext -> $x11ext_lib"

  1706                 AC_DEFINE_UNQUOTED(SDL_VIDEO_DRIVER_X11_DYNAMIC, "$x11_lib", [ ])

  1707                 AC_DEFINE_UNQUOTED(SDL_VIDEO_DRIVER_X11_DYNAMIC_XEXT, "$x11ext_lib", [ ])

  1708                 SUMMARY_video="${SUMMARY_video} x11(dynamic)"

  1709             else

  1710                 enable_x11_shared=no

  1711                 EXTRA_LDFLAGS="$EXTRA_LDFLAGS $X_LIBS -lX11 -lXext"

  1712                 SUMMARY_video="${SUMMARY_video} x11"

  1713             fi

  1714             have_video=yes

  1716             AC_MSG_CHECKING(for const parameter to XextAddDisplay)

  1717             have_const_param_XextAddDisplay=no

  1718             AC_TRY_COMPILE([

  1719               #include <X11/Xlib.h>

  1720               #include <X11/Xproto.h>

  1721               #include <X11/extensions/Xext.h>

  1722               #include <X11/extensions/extutil.h>

  1723               extern XExtDisplayInfo* XextAddDisplay(XExtensionInfo* a,Display* b,_Xconst char* c,XExtensionHooks* d,int e,XPointer f);

  1724             ],[

  1725             ],[

  1726             have_const_param_XextAddDisplay=yes

  1727             AC_DEFINE([SDL_VIDEO_DRIVER_X11_CONST_PARAM_XEXTADDDISPLAY], 1, [ ])

  1728             ])

  1729             AC_MSG_RESULT($have_const_param_XextAddDisplay)

  1731             dnl AC_CHECK_LIB(X11, XGetEventData, AC_DEFINE(SDL_VIDEO_DRIVER_X11_SUPPORTS_GENERIC_EVENTS, 1, [Have XGenericEvent]))

  1732             AC_MSG_CHECKING([for XGenericEvent])

  1733             have_XGenericEvent=no

  1734             AC_TRY_COMPILE([

  1735               	#include <X11/Xlib.h>

  1736             ],[

  1737 Display *display;

  1738 XEvent event;

  1739 XGenericEventCookie *cookie = &event.xcookie;

  1740 XNextEvent(display, &event);

  1741 XGetEventData(display, cookie);

  1742 XFreeEventData(display, cookie);

  1743             ],[

  1744                 have_XGenericEvent=yes

  1745                 AC_DEFINE([SDL_VIDEO_DRIVER_X11_SUPPORTS_GENERIC_EVENTS], 1, [ ])

  1746             ])

  1747             AC_MSG_RESULT($have_XGenericEvent)

  1749             AC_CHECK_LIB(X11, XkbKeycodeToKeysym, AC_DEFINE(SDL_VIDEO_DRIVER_X11_HAS_XKBKEYCODETOKEYSYM, 1, [Have XkbKeycodeToKeysym]))

  1751             AC_ARG_ENABLE(video-x11-xcursor,

  1752 AC_HELP_STRING([--enable-video-x11-xcursor], [enable X11 Xcursor support [[default=yes]]]),

  1753                             , enable_video_x11_xcursor=yes)

  1754             if test x$enable_video_x11_xcursor = xyes; then

  1755                 definitely_enable_video_x11_xcursor=no

  1756                 AC_CHECK_HEADER(X11/Xcursor/Xcursor.h,

  1757                                 have_xcursor_h_hdr=yes,

  1758                                 have_xcursor_h_hdr=no,

  1759                                 [#include <X11/Xlib.h>

  1760                                 ])

  1761                 if test x$have_xcursor_h_hdr = xyes; then

  1762                     if test x$enable_x11_shared = xyes && test x$xcursor_lib != x ; then

  1763                         echo "-- dynamic libXcursor -> $xcursor_lib"

  1764                         AC_DEFINE_UNQUOTED(SDL_VIDEO_DRIVER_X11_DYNAMIC_XCURSOR, "$xcursor_lib", [ ])

  1765                         definitely_enable_video_x11_xcursor=yes

  1766                     else

  1767                         AC_CHECK_LIB(Xcursor, XcursorImageCreate, have_xcursor_lib=yes)

  1768                         if test x$have_xcursor_lib = xyes ; then

  1769                             EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lXcursor"

  1770                             definitely_enable_video_x11_xcursor=yes

  1771                         fi

  1772                     fi

  1773                 fi

  1774             fi

  1775             if test x$definitely_enable_video_x11_xcursor = xyes; then

  1776                 AC_DEFINE(SDL_VIDEO_DRIVER_X11_XCURSOR, 1, [ ])

  1777                 SUMMARY_video_x11="${SUMMARY_video_x11} xcursor"

  1778             fi

  1779             AC_ARG_ENABLE(video-x11-xdbe,

  1780 AC_HELP_STRING([--enable-video-x11-xdbe], [enable X11 Xdbe support [[default=yes]]]),

  1781                             , enable_video_x11_xdbe=yes)

  1782             if test x$enable_video_x11_xdbe = xyes; then

  1783                 AC_CHECK_HEADER(X11/extensions/Xdbe.h,

  1784                                 have_dbe_h_hdr=yes,

  1785                                 have_dbe_h_hdr=no,

  1786                                 [#include <X11/Xlib.h>

  1787                                 ])

  1788                 if test x$have_dbe_h_hdr = xyes; then

  1789                     AC_DEFINE(SDL_VIDEO_DRIVER_X11_XDBE, 1, [ ])

  1790                     SUMMARY_video_x11="${SUMMARY_video_x11} xdbe"

  1791                 fi

  1792             fi

  1793             AC_ARG_ENABLE(video-x11-xinerama,

  1794 AC_HELP_STRING([--enable-video-x11-xinerama], [enable X11 Xinerama support [[default=yes]]]),

  1795                             , enable_video_x11_xinerama=yes)

  1796             if test x$enable_video_x11_xinerama = xyes; then

  1797                 definitely_enable_video_x11_xinerama=no

  1798                 AC_CHECK_HEADER(X11/extensions/Xinerama.h,

  1799                                 have_xinerama_h_hdr=yes,

  1800                                 have_xinerama_h_hdr=no,

  1801                                 [#include <X11/Xlib.h>

  1802                                 ])

  1803                 if test x$have_xinerama_h_hdr = xyes; then

  1804                     if test x$enable_x11_shared = xyes && test x$xinerama_lib != x ; then

  1805                         echo "-- dynamic libXinerama -> $xinerama_lib"

  1806                         AC_DEFINE_UNQUOTED(SDL_VIDEO_DRIVER_X11_DYNAMIC_XINERAMA, "$xinerama_lib", [ ])

  1807                         definitely_enable_video_x11_xinerama=yes

  1808                     else

  1809                         AC_CHECK_LIB(Xinerama, XineramaQueryExtension, have_xinerama_lib=yes)

  1810                         if test x$have_xinerama_lib = xyes ; then

  1811                             EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lXinerama"

  1812                             definitely_enable_video_x11_xinerama=yes

  1813                         fi

  1814                     fi

  1815                 fi

  1816             fi

  1817             if test x$definitely_enable_video_x11_xinerama = xyes; then

  1818                 AC_DEFINE(SDL_VIDEO_DRIVER_X11_XINERAMA, 1, [ ])

  1819                 SUMMARY_video_x11="${SUMMARY_video_x11} xinerama"

  1820             fi

  1821             AC_ARG_ENABLE(video-x11-xinput,

  1822 AC_HELP_STRING([--enable-video-x11-xinput], [enable X11 XInput extension for manymouse, tablets, etc [[default=yes]]]),

  1823                             , enable_video_x11_xinput=yes)

  1824             if test x$enable_video_x11_xinput = xyes; then

  1825                 definitely_enable_video_x11_xinput=no

  1826                 AC_CHECK_HEADER(X11/extensions/XInput2.h,

  1827                                 have_xinput_h_hdr=yes,

  1828                                 have_xinput_h_hdr=no,

  1829                                 [#include <X11/Xlib.h>

  1830                                 ])

  1831                 if test x$have_xinput_h_hdr = xyes; then

  1832                     if test x$enable_x11_shared = xyes && test x$xinput_lib != x ; then

  1833                         echo "-- dynamic libXi -> $xinput_lib"

  1834                         AC_DEFINE_UNQUOTED(SDL_VIDEO_DRIVER_X11_DYNAMIC_XINPUT2, "$xinput_lib", [ ])

  1835                         definitely_enable_video_x11_xinput=yes

  1836                     else

  1837                         AC_CHECK_LIB(Xi, XOpenDevice, have_xinput_lib=yes)

  1838                         if test x$have_xinput_lib = xyes ; then

  1839                             EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lXi"

  1840                             definitely_enable_video_x11_xinput=yes

  1841                         fi

  1842                     fi

  1843                 fi

  1844             fi

  1845             if test x$definitely_enable_video_x11_xinput = xyes; then

  1846                 SUMMARY_video_x11="${SUMMARY_video_x11} xinput2"

  1847                 AC_DEFINE(SDL_VIDEO_DRIVER_X11_XINPUT2, 1, [ ])

  1848                 AC_MSG_CHECKING(for xinput2 multitouch)

  1849             	have_xinput2_multitouch=no

  1850             	AC_TRY_COMPILE([

  1851               		#include <X11/Xlib.h>

  1852              		#include <X11/Xproto.h>

  1853 			#include <X11/extensions/XInput2.h>

  1854             	],[

  1855 int event_type = XI_TouchBegin;

  1856 XITouchClassInfo *t;

  1857             	],[

  1858             	have_xinput2_multitouch=yes

  1859             	AC_DEFINE([SDL_VIDEO_DRIVER_X11_XINPUT2_SUPPORTS_MULTITOUCH], 1, [])

  1860                 SUMMARY_video_x11="${SUMMARY_video_x11} xinput2_multitouch"

  1861             	])

  1862             	AC_MSG_RESULT($have_xinput2_multitouch)

  1863             fi

  1864             AC_ARG_ENABLE(video-x11-xrandr,

  1865 AC_HELP_STRING([--enable-video-x11-xrandr], [enable X11 Xrandr extension for fullscreen [[default=yes]]]),

  1866                             , enable_video_x11_xrandr=yes)

  1867             if test x$enable_video_x11_xrandr = xyes; then

  1868                 dnl XRRScreenResources is only present in Xrandr >= 1.2, we use that as a test.

  1869                 definitely_enable_video_x11_xrandr=no

  1870                 have_xrandr_h_hdr=no

  1871                 AC_TRY_COMPILE([

  1872                 #include <X11/Xlib.h>

  1873                 #include <X11/extensions/Xrandr.h>

  1874                 ],[

  1875                 XRRScreenResources *res = NULL;

  1876                 ],[

  1877                 have_xrandr_h_hdr=yes

  1878                 ])

  1879                 if test x$have_xrandr_h_hdr = xyes; then

  1880                     if test x$enable_x11_shared = xyes && test x$xrandr_lib != x ; then

  1881                         echo "-- dynamic libXrandr -> $xrandr_lib"

  1882                         AC_DEFINE_UNQUOTED(SDL_VIDEO_DRIVER_X11_DYNAMIC_XRANDR, "$xrandr_lib", [ ])

  1883                         definitely_enable_video_x11_xrandr=yes

  1884                     else

  1885                         AC_CHECK_LIB(Xrandr, XRRQueryExtension, have_xrandr_lib=yes)

  1886                         if test x$have_xrandr_lib = xyes ; then

  1887                             EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lXrandr"

  1888                             definitely_enable_video_x11_xrandr=yes

  1889                         fi

  1890                     fi

  1891                 fi

  1892             fi

  1893             if test x$definitely_enable_video_x11_xrandr = xyes; then

  1894                 AC_DEFINE(SDL_VIDEO_DRIVER_X11_XRANDR, 1, [ ])

  1895                 SUMMARY_video_x11="${SUMMARY_video_x11} xrandr"

  1896             fi

  1897             AC_ARG_ENABLE(video-x11-scrnsaver,

  1898 AC_HELP_STRING([--enable-video-x11-scrnsaver], [enable X11 screensaver extension [[default=yes]]]),

  1899                             , enable_video_x11_scrnsaver=yes)

  1900             if test x$enable_video_x11_scrnsaver = xyes; then

  1901                 AC_CHECK_HEADER(X11/extensions/scrnsaver.h,

  1902                                 have_scrnsaver_h_hdr=yes,

  1903                                 have_scrnsaver_h_hdr=no,

  1904                                 [#include <X11/Xlib.h>

  1905                                 ])

  1906                 if test x$have_scrnsaver_h_hdr = xyes; then

  1907                     if test x$enable_x11_shared = xyes && test x$xss_lib != x ; then

  1908                         echo "-- dynamic libXss -> $xss_lib"

  1909                         AC_DEFINE_UNQUOTED(SDL_VIDEO_DRIVER_X11_DYNAMIC_XSS, "$xss_lib", [ ])

  1910                         definitely_enable_video_x11_scrnsaver=yes

  1911                     else

  1912                         AC_CHECK_LIB(Xss, XScreenSaverSuspend, have_xss_lib=yes)

  1913                         if test x$have_xss_lib = xyes ; then

  1914                             EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lXss"

  1915                             definitely_enable_video_x11_scrnsaver=yes

  1916                         fi

  1917                     fi

  1918                 fi

  1919             fi

  1920             if test x$definitely_enable_video_x11_scrnsaver = xyes; then

  1921                 AC_DEFINE(SDL_VIDEO_DRIVER_X11_XSCRNSAVER, 1, [ ])

  1922                 SUMMARY_video_x11="${SUMMARY_video_x11} xscrnsaver"

  1923             fi

  1924             AC_ARG_ENABLE(video-x11-xshape,

  1925 AC_HELP_STRING([--enable-video-x11-xshape], [enable X11 XShape support [[default=yes]]]),

  1926                             , enable_video_x11_xshape=yes)

  1927             if test x$enable_video_x11_xshape = xyes; then

  1928                 AC_CHECK_HEADER(X11/extensions/shape.h,

  1929                                 have_shape_h_hdr=yes,

  1930                                 have_shape_h_hdr=no,

  1931                                 [#include <X11/Xlib.h>

  1932                                 ])

  1933                 if test x$have_shape_h_hdr = xyes; then

  1934                     AC_DEFINE(SDL_VIDEO_DRIVER_X11_XSHAPE, 1, [ ])

  1935                     SUMMARY_video_x11="${SUMMARY_video_x11} xshape"

  1936                 fi

  1937             fi

  1938             AC_ARG_ENABLE(video-x11-vm,

  1939 AC_HELP_STRING([--enable-video-x11-vm], [use X11 VM extension for fullscreen [[default=yes]]]),

  1940                             , enable_video_x11_vm=yes)

  1941             if test x$enable_video_x11_vm = xyes; then

  1942                 definitely_enable_video_x11_vm=no

  1943                 AC_CHECK_HEADER(X11/extensions/xf86vmode.h,

  1944                                 have_vm_h_hdr=yes,

  1945                                 have_vm_h_hdr=no,

  1946                                 [#include <X11/Xlib.h>

  1947                                 ])

  1948                 if test x$have_vm_h_hdr = xyes; then

  1949                     if test x$enable_x11_shared = xyes && test x$xvidmode_lib != x ; then

  1950                         echo "-- dynamic libXxf86vm -> $xvidmode_lib"

  1951                         AC_DEFINE_UNQUOTED(SDL_VIDEO_DRIVER_X11_DYNAMIC_XVIDMODE, "$xvidmode_lib", [ ])

  1952                         definitely_enable_video_x11_vm=yes

  1953                     else

  1954                         AC_CHECK_LIB(Xxf86vm, XF86VidModeQueryVersion, have_vm_lib=yes)

  1955                         if test x$have_vm_lib = xyes ; then

  1956                             EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lXxf86vm"

  1957                             definitely_enable_video_x11_vm=yes

  1958                         fi

  1959                     fi

  1960                 fi

  1961             fi

  1962             if test x$definitely_enable_video_x11_vm = xyes; then

  1963                 AC_DEFINE(SDL_VIDEO_DRIVER_X11_XVIDMODE, 1, [ ])

  1964                 SUMMARY_video_x11="${SUMMARY_video_x11} xvidmode"

  1965             fi

  1966         fi

  1967     fi

  1968 }

  1970 dnl Set up the Vivante video driver if enabled

  1971 CheckVivanteVideo()

  1972 {

  1973     AC_ARG_ENABLE(video-vivante,

  1974 AC_HELP_STRING([--enable-video-vivante], [use Vivante EGL video driver [[default=yes]]]),

  1975                   , enable_video_vivante=yes)

  1976     if test x$enable_video = xyes -a x$enable_video_vivante = xyes; then

  1977         AC_MSG_CHECKING(for Vivante VDK API)

  1978         have_vivante_vdk=no

  1979         AC_TRY_COMPILE([

  1980           #define LINUX

  1981           #define EGL_API_FB

  1982           #include <gc_vdk.h>

  1983         ],[

  1984         ],[

  1985         have_vivante_vdk=yes

  1986         ])

  1987         AC_MSG_RESULT($have_vivante_vdk)

  1989         AC_MSG_CHECKING(for Vivante FB API)

  1990         have_vivante_egl=no

  1991         AC_TRY_COMPILE([

  1992           #define LINUX

  1993           #define EGL_API_FB

  1994           #include <EGL/eglvivante.h>

  1995         ],[

  1996         ],[

  1997         have_vivante_egl=yes

  1998         ])

  1999         AC_MSG_RESULT($have_vivante_egl)

  2001         if test x$have_vivante_vdk = xyes -o x$have_vivante_egl = xyes; then

  2002             AC_DEFINE(SDL_VIDEO_DRIVER_VIVANTE, 1, [ ])

  2003             EXTRA_CFLAGS="$EXTRA_CFLAGS -DLINUX -DEGL_API_FB"

  2004             if test x$have_vivante_vdk = xyes; then

  2005                 AC_DEFINE(SDL_VIDEO_DRIVER_VIVANTE_VDK, 1, [ ])

  2006                 EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lVDK"

  2007             fi

  2008             SOURCES="$SOURCES $srcdir/src/video/vivante/*.c"

  2009             SUMMARY_video="${SUMMARY_video} vivante"

  2010             have_video=yes

  2011         fi

  2012     fi

  2013 }

  2015 dnl Set up the Haiku video driver if enabled

  2016 CheckHaikuVideo()

  2017 {

  2018     if test x$enable_video = xyes; then

  2019         AC_DEFINE(SDL_VIDEO_DRIVER_HAIKU, 1, [ ])

  2020         SOURCES="$SOURCES $srcdir/src/video/haiku/*.cc"

  2021         have_video=yes

  2022         SUMMARY_video="${SUMMARY_video} haiku"

  2023     fi

  2024 }

  2026 dnl Set up the Cocoa video driver for Mac OS X (but not Darwin)

  2027 CheckCOCOA()

  2028 {

  2029     AC_ARG_ENABLE(video-cocoa,

  2030 AC_HELP_STRING([--enable-video-cocoa], [use Cocoa video driver [[default=yes]]]),

  2031                   , enable_video_cocoa=yes)

  2032     if test x$enable_video = xyes -a x$enable_video_cocoa = xyes; then

  2033         save_CFLAGS="$CFLAGS"

  2034         dnl Work around that we don't have Objective-C support in autoconf

  2035         CFLAGS="$CFLAGS -x objective-c"

  2036         AC_MSG_CHECKING(for Cocoa framework)

  2037         have_cocoa=no

  2038         AC_TRY_COMPILE([

  2039           #import <Cocoa/Cocoa.h>

  2040         ],[

  2041         ],[

  2042         have_cocoa=yes

  2043         ])

  2044         AC_MSG_RESULT($have_cocoa)

  2045         CFLAGS="$save_CFLAGS"

  2046         if test x$have_cocoa = xyes; then

  2047             AC_DEFINE(SDL_VIDEO_DRIVER_COCOA, 1, [ ])

  2048             SOURCES="$SOURCES $srcdir/src/video/cocoa/*.m"

  2049             SUMMARY_video="${SUMMARY_video} cocoa"

  2050             have_video=yes

  2051         fi

  2052     fi

  2053 }

  2055 dnl Find DirectFB

  2056 CheckDirectFB()

  2057 {

  2058     AC_ARG_ENABLE(video-directfb,

  2059 AC_HELP_STRING([--enable-video-directfb], [use DirectFB video driver [[default=no]]]),

  2060                   , enable_video_directfb=no)

  2061     if test x$enable_video = xyes -a x$enable_video_directfb = xyes; then

  2062         video_directfb=no

  2064         DIRECTFB_REQUIRED_VERSION=1.0.0

  2065         AC_PATH_PROGS(DIRECTFBCONFIG, directfb-config, no, [$prefix/bin:$PATH])

  2066         if test x$DIRECTFBCONFIG = xno; then

  2067             AC_PATH_PROG(PKG_CONFIG, pkg-config, no)

  2068             if test x$PKG_CONFIG != xno; then

  2069                 if $PKG_CONFIG --atleast-pkgconfig-version 0.7 && $PKG_CONFIG --atleast-version $DIRECTFB_REQUIRED_VERSION directfb; then

  2070                     DIRECTFB_CFLAGS=`$PKG_CONFIG --cflags directfb`

  2071                     DIRECTFB_LIBS=`$PKG_CONFIG --libs directfb`

  2072                     DIRECTFB_PREFIX=`$PKG_CONFIG --variable=prefix directfb`

  2073                     video_directfb=yes

  2074                 fi

  2075             fi

  2076         else

  2077             set -- `echo $DIRECTFB_REQUIRED_VERSION | sed 's/\./ /g'`

  2078             NEED_VERSION=`expr $1 \* 10000 + $2 \* 100 + $3`

  2079             set -- `$DIRECTFBCONFIG --version | sed 's/\./ /g'`

  2080             HAVE_VERSION=`expr $1 \* 10000 + $2 \* 100 + $3`

  2081             if test $HAVE_VERSION -ge $NEED_VERSION; then

  2082                 DIRECTFB_CFLAGS=`$DIRECTFBCONFIG --cflags`

  2083                 DIRECTFB_LIBS=`$DIRECTFBCONFIG --libs`

  2084                 DIRECTFB_PREFIX=`$DIRECTFBCONFIG --prefix`

  2085                 video_directfb=yes

  2086             fi

  2087         fi

  2088         if test x$video_directfb = xyes; then

  2089             # SuSE 11.1 installs directfb-config without directfb-devel

  2090             save_CPPFLAGS="$CPPFLAGS"

  2091             CPPFLAGS="$CPPFLAGS $DIRECTFB_CFLAGS"

  2092             AC_CHECK_HEADER(directfb.h, have_directfb_hdr=yes, have_directfb_hdr=no)

  2093             CPPFLAGS="$save_CPPFLAGS"

  2094             video_directfb=$have_directfb_hdr

  2095         fi

  2096         AC_MSG_CHECKING(for DirectFB $DIRECTFB_REQUIRED_VERSION support)

  2097         AC_MSG_RESULT($video_directfb)

  2099         if test x$video_directfb = xyes; then

  2100             AC_ARG_ENABLE(directfb-shared,

  2101 AC_HELP_STRING([--enable-directfb-shared], [dynamically load directfb support [[default=yes]]]),

  2102                               , enable_directfb_shared=yes)

  2104             AC_DEFINE(SDL_VIDEO_DRIVER_DIRECTFB, 1, [ ])

  2105             AC_DEFINE(SDL_VIDEO_RENDER_DIRECTFB, 1, [ ])

  2106             SOURCES="$SOURCES $srcdir/src/video/directfb/*.c"

  2107             EXTRA_CFLAGS="$EXTRA_CFLAGS $DIRECTFB_CFLAGS"

  2109             AC_MSG_CHECKING(for directfb dynamic loading support)

  2110             directfb_shared=no

  2111             directfb_lib=[`find_lib "libdirectfb*.so.*" "$DIRECTFB_LIBS"`]

  2112             # | sed 's/.*\/\(.*\)/\1/; q'`]

  2113 AC_MSG_WARN("directfb $directfb_lib")

  2114             if test x$have_loadso != xyes && \

  2115                test x$enable_directfb_shared = xyes; then

  2116                 AC_MSG_WARN([You must have SDL_LoadObject() support for dynamic directfb loading])

  2117             fi

  2118             if test x$have_loadso = xyes && \

  2119                test x$enable_directfb_shared = xyes && test x$directfb_lib != x; then

  2120                 directfb_shared=yes

  2121                 echo "-- $directfb_lib_spec -> $directfb_lib"

  2122                 AC_DEFINE_UNQUOTED(SDL_VIDEO_DRIVER_DIRECTFB_DYNAMIC, "$directfb_lib", [ ])

  2123                 SUMMARY_video="${SUMMARY_video} directfb(dynamic)"

  2124             else

  2125                 EXTRA_LDFLAGS="$EXTRA_LDFLAGS $DIRECTFB_LIBS"

  2126                 SUMMARY_video="${SUMMARY_video} directfb"

  2127             fi

  2128             AC_MSG_RESULT($directfb_shared)

  2129             SDL_CFLAGS="$SDL_CFLAGS $DIRECTFB_CFLAGS"

  2130             have_video=yes

  2131         fi

  2132     fi

  2133 }

  2135 dnl Find KMSDRM

  2136 CheckKMSDRM()

  2137 {

  2138     AC_ARG_ENABLE(video-kmsdrm,

  2139 AC_HELP_STRING([--enable-video-kmsdrm], [use KMSDRM video driver [[default=no]]]),

  2140                   , enable_video_kmsdrm=no)

  2142     if test x$enable_video = xyes -a x$enable_video_kmsdrm = xyes; then

  2143         video_kmsdrm=no

  2144         libdrm_avail=no

  2145         libgbm_avail=no

  2147         LIBDRM_REQUIRED_VERSION=2.4.46

  2148         LIBGBM_REQUIRED_VERSION=9.0.0

  2150         AC_PATH_PROG(PKG_CONFIG, pkg-config, no)

  2151         if test x$PKG_CONFIG != xno; then

  2152             if $PKG_CONFIG --atleast-pkgconfig-version 0.7; then

  2153                 if $PKG_CONFIG --atleast-version $LIBDRM_REQUIRED_VERSION libdrm; then

  2154                     LIBDRM_CFLAGS=`$PKG_CONFIG --cflags libdrm`

  2155                     LIBDRM_LIBS=`$PKG_CONFIG --libs libdrm`

  2156                     LIBDRM_PREFIX=`$PKG_CONFIG --variable=prefix libdrm`

  2157                     libdrm_avail=yes

  2158                 fi

  2159                 if $PKG_CONFIG --atleast-version $LIBGBM_REQUIRED_VERSION gbm; then

  2160                     LIBGBM_CFLAGS=`$PKG_CONFIG --cflags gbm`

  2161                     LIBGBM_LIBS=`$PKG_CONFIG --libs gbm`

  2162                     LIBGBM_PREFIX=`$PKG_CONFIG --variable=prefix gbm`

  2163                     libgbm_avail=yes

  2164                 fi

  2165                 if test x$libdrm_avail = xyes -a x$libgbm_avail = xyes; then

  2166                     video_kmsdrm=yes

  2167                 fi

  2169                 AC_MSG_CHECKING(for libdrm $LIBDRM_REQUIRED_VERSION library for kmsdrm support)

  2170                 AC_MSG_RESULT($libdrm_avail)

  2171                 AC_MSG_CHECKING(for libgbm $LIBGBM_REQUIRED_VERSION library for kmsdrm support)

  2172                 AC_MSG_RESULT($libgbm_avail)

  2174                 if test x$video_kmsdrm = xyes; then

  2175                     AC_ARG_ENABLE(kmsdrm-shared,

  2176 AC_HELP_STRING([--enable-kmsdrm-shared], [dynamically load kmsdrm support [[default=yes]]]),

  2177                               , enable_kmsdrm_shared=yes)

  2179                     AC_DEFINE(SDL_VIDEO_DRIVER_KMSDRM, 1, [ ])

  2180                     SOURCES="$SOURCES $srcdir/src/video/kmsdrm/*.c"

  2181                     EXTRA_CFLAGS="$EXTRA_CFLAGS $LIBDRM_CFLAGS $LIBGBM_CFLAGS"

  2183                     AC_MSG_CHECKING(for kmsdrm dynamic loading support)

  2184                     kmsdrm_shared=no

  2185                     drm_lib=[`find_lib "libdrm.so.*" "$DRM_LIBS"`]

  2186                     gbm_lib=[`find_lib "libgbm.so.*" "$DRM_LIBS"`]

  2187                     if test x$have_loadso != xyes && \

  2188                        test x$enable_kmsdrm_shared = xyes; then

  2189                         AC_MSG_WARN([You must have SDL_LoadObject() support for dynamic kmsdrm loading])

  2190                     fi

  2191                     if test x$have_loadso = xyes && \

  2192                        test x$enable_kmsdrm_shared = xyes && test x$drm_lib != x && test x$gbm_lib != x; then

  2193                         kmsdrm_shared=yes

  2194                         AC_DEFINE_UNQUOTED(SDL_VIDEO_DRIVER_KMSDRM_DYNAMIC, "$drm_lib", [ ])

  2195                         AC_DEFINE_UNQUOTED(SDL_VIDEO_DRIVER_KMSDRM_DYNAMIC_GBM, "$gbm_lib", [ ])

  2196                         AC_DEFINE_UNQUOTED(HAVE_KMSDRM_SHARED, "TRUE", [ ])

  2197                         SUMMARY_video="${SUMMARY_video} kmsdrm(dynamic)"

  2198                     else

  2199                         EXTRA_LDFLAGS="$EXTRA_LDFLAGS $LIBDRM_LIBS $LIBGBM_LIBS"

  2200                         SUMMARY_video="${SUMMARY_video} kmsdrm"

  2201                     fi

  2202                     AC_MSG_RESULT($kmsdrm_shared)

  2203                     have_video=yes

  2204                 fi

  2205             fi

  2206         fi

  2207     fi

  2208 }

  2210 dnl rcg04172001 Set up the Null video driver.

  2211 CheckDummyVideo()

  2212 {

  2213     AC_ARG_ENABLE(video-dummy,

  2214 AC_HELP_STRING([--enable-video-dummy], [use dummy video driver [[default=yes]]]),

  2215                   , enable_video_dummy=yes)

  2216     if test x$enable_video_dummy = xyes; then

  2217         AC_DEFINE(SDL_VIDEO_DRIVER_DUMMY, 1, [ ])

  2218         SOURCES="$SOURCES $srcdir/src/video/dummy/*.c"

  2219         have_video=yes

  2220         SUMMARY_video="${SUMMARY_video} dummy"

  2221     fi

  2222 }

  2224 dnl Set up the QNX video driver if enabled

  2225 CheckQNXVideo()

  2226 {

  2227     if test x$enable_video = xyes; then

  2228         AC_DEFINE(SDL_VIDEO_DRIVER_QNX, 1, [ ])

  2229         SOURCES="$SOURCES $srcdir/src/video/qnx/*.c"

  2230         have_video=yes

  2231         EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lscreen -lEGL -lGLESv2"

  2232         SUMMARY_video="${SUMMARY_video} qnx"

  2233     fi

  2234 }

  2236 dnl Set up the QNX audio driver if enabled

  2237 CheckQNXAudio()

  2238 {

  2239     if test x$enable_audio = xyes; then

  2240         AC_DEFINE(SDL_AUDIO_DRIVER_QSA, 1, [ ])

  2241         SOURCES="$SOURCES $srcdir/src/audio/qsa/*.c"

  2242         have_audio=yes

  2243         EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lasound"

  2244         SUMMARY_audio="${SUMMARY_audio} qsa"

  2245     fi

  2246 }

  2248 dnl Check to see if OpenGL support is desired

  2249 AC_ARG_ENABLE(video-opengl,

  2250 AC_HELP_STRING([--enable-video-opengl], [include OpenGL support [[default=yes]]]),

  2251               , enable_video_opengl=yes)

  2253 dnl Find OpenGL

  2254 CheckOpenGLX11()

  2255 {

  2256     if test x$enable_video = xyes -a x$enable_video_opengl = xyes; then

  2257         AC_MSG_CHECKING(for OpenGL (GLX) support)

  2258         video_opengl=no

  2259         AC_TRY_COMPILE([

  2260          #include <GL/gl.h>

  2261          #include <GL/glx.h>

  2262         ],[

  2263         ],[

  2264         video_opengl=yes

  2265         ])

  2266         AC_MSG_RESULT($video_opengl)

  2267         if test x$video_opengl = xyes; then

  2268             AC_DEFINE(SDL_VIDEO_OPENGL, 1, [ ])

  2269             AC_DEFINE(SDL_VIDEO_OPENGL_GLX, 1, [ ])

  2270             AC_DEFINE(SDL_VIDEO_RENDER_OGL, 1, [ ])

  2271             SUMMARY_video="${SUMMARY_video} opengl"

  2272         fi

  2273     fi

  2274 }

  2276 dnl Check to see if OpenGL ES support is desired

  2277 AC_ARG_ENABLE(video-opengles,

  2278 AC_HELP_STRING([--enable-video-opengles], [include OpenGL ES support [[default=yes]]]),

  2279               , enable_video_opengles=yes)

  2280 AC_ARG_ENABLE(video-opengles1,

  2281 AC_HELP_STRING([--enable-video-opengles1], [include OpenGL ES 1.1 support [[default=yes]]]),

  2282               , enable_video_opengles1=yes)

  2283 AC_ARG_ENABLE(video-opengles2,

  2284 AC_HELP_STRING([--enable-video-opengles2], [include OpenGL ES 2.0 support [[default=yes]]]),

  2285               , enable_video_opengles2=yes)

  2287 dnl Find OpenGL ES

  2288 CheckOpenGLESX11()

  2289 {

  2290     if test x$enable_video = xyes -a x$enable_video_opengles = xyes; then

  2291         AC_MSG_CHECKING(for EGL support)

  2292         video_opengl_egl=no

  2293         AC_TRY_COMPILE([

  2294           #define LINUX

  2295           #define EGL_API_FB

  2296           #include <EGL/egl.h>

  2297           #include <EGL/eglext.h>

  2298         ],[

  2299         ],[

  2300         video_opengl_egl=yes

  2301         ])

  2302         AC_MSG_RESULT($video_opengl_egl)

  2303         if test x$video_opengl_egl = xyes; then

  2304             AC_DEFINE(SDL_VIDEO_OPENGL_EGL, 1, [ ])

  2305         fi

  2307         if test x$enable_video_opengles1 = xyes; then

  2308             AC_MSG_CHECKING(for OpenGL ES v1 headers)

  2309             video_opengles_v1=no

  2310             AC_TRY_COMPILE([

  2311              #include <GLES/gl.h>

  2312              #include <GLES/glext.h>

  2313             ],[

  2314             ],[

  2315             video_opengles_v1=yes

  2316             ])

  2317             AC_MSG_RESULT($video_opengles_v1)

  2318             if test x$video_opengles_v1 = xyes; then

  2319                 AC_DEFINE(SDL_VIDEO_OPENGL_ES, 1, [ ])

  2320                 AC_DEFINE(SDL_VIDEO_RENDER_OGL_ES, 1, [ ])

  2321                 SUMMARY_video="${SUMMARY_video} opengl_es1"

  2322             fi

  2323         fi

  2325         if test x$enable_video_opengles2 = xyes; then

  2326             AC_MSG_CHECKING(for OpenGL ES v2 headers)

  2327             video_opengles_v2=no

  2328             AC_TRY_COMPILE([

  2329              #include <GLES2/gl2.h>

  2330              #include <GLES2/gl2ext.h>

  2331             ],[

  2332             ],[

  2333             video_opengles_v2=yes

  2334             ])

  2335             AC_MSG_RESULT($video_opengles_v2)

  2336             if test x$video_opengles_v2 = xyes; then

  2337                 AC_DEFINE(SDL_VIDEO_OPENGL_ES2, 1, [ ])

  2338                 AC_DEFINE(SDL_VIDEO_RENDER_OGL_ES2, 1, [ ])

  2339                 SUMMARY_video="${SUMMARY_video} opengl_es2"

  2340             fi

  2341         fi

  2342     fi

  2343 }

  2345 dnl Check for Windows OpenGL

  2346 CheckWINDOWSGL()

  2347 {

  2348     if test x$enable_video = xyes -a x$enable_video_opengl = xyes; then

  2349         AC_DEFINE(SDL_VIDEO_OPENGL, 1, [ ])

  2350         AC_DEFINE(SDL_VIDEO_OPENGL_WGL, 1, [ ])

  2351         AC_DEFINE(SDL_VIDEO_RENDER_OGL, 1, [ ])

  2352         SUMMARY_video="${SUMMARY_video} opengl"

  2353     fi

  2354 }

  2356 dnl Check for Windows OpenGL

  2357 CheckWINDOWSGLES()

  2358 {

  2359     if test x$enable_video = xyes -a x$enable_video_opengles = xyes; then

  2361         AC_MSG_CHECKING(for EGL support)

  2362         video_opengl_egl=no

  2363         AC_TRY_COMPILE([

  2364          #include <EGL/egl.h>

  2365         ],[

  2366         ],[

  2367         video_opengl_egl=yes

  2368         ])

  2369         AC_MSG_RESULT($video_opengl_egl)

  2370         if test x$video_opengl_egl = xyes; then

  2371             AC_DEFINE(SDL_VIDEO_OPENGL, 1, [ ])

  2372             AC_DEFINE(SDL_VIDEO_OPENGL_EGL, 1, [ ])

  2373             SUMMARY_video="${SUMMARY_video} opengl_es1"

  2374         fi

  2376         AC_MSG_CHECKING(for OpenGL ES v2 headers)

  2377         video_opengles_v2=no

  2378         AC_TRY_COMPILE([

  2379          #include <GLES2/gl2.h>

  2380          #include <GLES2/gl2ext.h>

  2381         ],[

  2382         ],[

  2383         video_opengles_v2=yes

  2384         ])

  2385         AC_MSG_RESULT($video_opengles_v2)

  2386         if test x$video_opengles_v2 = xyes; then

  2387             AC_DEFINE(SDL_VIDEO_OPENGL, 1, [ ])

  2388             AC_DEFINE(SDL_VIDEO_OPENGL_ES2, 1, [ ])

  2389             AC_DEFINE(SDL_VIDEO_RENDER_OGL_ES2, 1, [ ])

  2390             SUMMARY_video="${SUMMARY_video} opengl_es2"

  2391         fi

  2392     fi

  2393 }

  2395 dnl Check for Haiku OpenGL

  2396 CheckHaikuGL()

  2397 {

  2398     if test x$enable_video = xyes -a x$enable_video_opengl = xyes; then

  2399         AC_DEFINE(SDL_VIDEO_OPENGL, 1, [ ])

  2400         AC_DEFINE(SDL_VIDEO_OPENGL_HAIKU, 1, [ ])

  2401         AC_DEFINE(SDL_VIDEO_RENDER_OGL, 1, [ ])

  2402         EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lGL"

  2403         SUMMARY_video="${SUMMARY_video} opengl"

  2404     fi

  2405 }

  2407 dnl Check for MacOS OpenGL

  2408 CheckMacGL()

  2409 {

  2410     if test x$enable_video = xyes -a x$enable_video_opengl = xyes; then

  2411         AC_DEFINE(SDL_VIDEO_OPENGL, 1, [ ])

  2412         AC_DEFINE(SDL_VIDEO_OPENGL_CGL, 1, [ ])

  2413         AC_DEFINE(SDL_VIDEO_RENDER_OGL, 1, [ ])

  2414         SUMMARY_video="${SUMMARY_video} opengl"

  2415     fi

  2416 }

  2418 CheckEmscriptenGLES()

  2419 {

  2420     if test x$enable_video = xyes -a x$enable_video_opengles = xyes; then

  2421         AC_MSG_CHECKING(for EGL support)

  2422         video_opengl_egl=no

  2423         AC_TRY_COMPILE([

  2424          #include <EGL/egl.h>

  2425         ],[

  2426         ],[

  2427         video_opengl_egl=yes

  2428         ])

  2429         AC_MSG_RESULT($video_opengl_egl)

  2430         if test x$video_opengl_egl = xyes; then

  2431             AC_DEFINE(SDL_VIDEO_OPENGL_EGL, 1, [ ])

  2432         fi

  2434         AC_MSG_CHECKING(for OpenGL ES v2 headers)

  2435         video_opengles_v2=no

  2436         AC_TRY_COMPILE([

  2437          #include <GLES2/gl2.h>

  2438          #include <GLES2/gl2ext.h>

  2439         ],[

  2440         ],[

  2441         video_opengles_v2=yes

  2442         ])

  2443         AC_MSG_RESULT($video_opengles_v2)

  2444         if test x$video_opengles_v2 = xyes; then

  2445             AC_DEFINE(SDL_VIDEO_OPENGL_ES2, 1, [ ])

  2446             AC_DEFINE(SDL_VIDEO_RENDER_OGL_ES2, 1, [ ])

  2447             SUMMARY_video="${SUMMARY_video} opengl_es2"

  2448         fi

  2449     fi

  2450 }

  2452 dnl Check to see if Vulkan support is desired

  2453 AC_ARG_ENABLE(video-vulkan,

  2454 AC_HELP_STRING([--enable-video-vulkan], [include Vulkan support [[default=yes]]]),

  2455               , enable_video_vulkan=yes)

  2457 dnl Find Vulkan Header

  2458 CheckVulkan()

  2459 {

  2460     if test x$enable_video = xyes -a x$enable_video_vulkan = xyes; then

  2461         case "$host" in

  2462             *-*-android*)

  2463                 AC_TRY_COMPILE([

  2464                   #if defined(__ARM_ARCH) && __ARM_ARCH < 7

  2465                   #error Vulkan doesn't work on this configuration

  2466                   #endif

  2467                 ],[

  2468                 ],[

  2469                 ],[

  2470                     enable_video_vulkan=no

  2471                 ])

  2472                 ;;

  2473             *-*-darwin*)

  2474                 save_CFLAGS="$CFLAGS"

  2475                 dnl Work around that we don't have Objective-C support in autoconf

  2476                 CFLAGS="$CFLAGS -x objective-c"

  2477                 AC_TRY_COMPILE([

  2478                   #include <Cocoa/Cocoa.h>

  2479                   #include <Metal/Metal.h>

  2480                   #include <QuartzCore/CAMetalLayer.h>

  2482                   #if !TARGET_CPU_X86_64

  2483                   #error Vulkan doesn't work on this configuration

  2484                   #endif

  2485                 ],[

  2486                 ],[

  2487                 ],[

  2488                     enable_video_vulkan=no

  2489                 ])

  2490                 CFLAGS="$save_CFLAGS"

  2491                 ;;

  2492             *)

  2493                 ;;

  2494         esac

  2495         if test x$enable_video_vulkan = xno; then

  2496             # For reasons I am totally unable to see, I get an undefined macro error if

  2497             # I put this in the AC_TRY_COMPILE.

  2498             AC_MSG_WARN([Vulkan does not work on this configuration.])

  2499         fi

  2500     fi

  2501     if test x$enable_video_vulkan = xyes; then

  2502         AC_DEFINE(SDL_VIDEO_VULKAN, 1, [ ])

  2503         SUMMARY_video="${SUMMARY_video} vulkan"

  2504     fi

  2505 }

  2507 dnl See if we can use the new unified event interface in Linux 2.4

  2508 CheckInputEvents()

  2509 {

  2510     dnl Check for Linux 2.4 unified input event interface support

  2511         AC_MSG_CHECKING(for Linux 2.4 unified input interface)

  2512         use_input_events=no

  2513         AC_TRY_COMPILE([

  2514           #include <linux/input.h>

  2515         ],[

  2516           #ifndef EVIOCGNAME

  2517           #error EVIOCGNAME() ioctl not available

  2518           #endif

  2519         ],[

  2520         use_input_events=yes

  2521         ])

  2522         AC_MSG_RESULT($use_input_events)

  2523         if test x$use_input_events = xyes; then

  2524             AC_DEFINE(SDL_INPUT_LINUXEV, 1, [ ])

  2525             SUMMARY_input="${SUMMARY_input} linuxev"

  2526         fi

  2527 }

  2529 dnl See if we can use the kernel kd.h header

  2530 CheckInputKD()

  2531 {

  2533     AC_MSG_CHECKING(for Linux kd.h)

  2534     use_input_kd=no

  2535     AC_TRY_COMPILE([

  2536       #include <linux/kd.h>

  2537       #include <linux/keyboard.h>

  2538     ],[

  2539         struct kbentry kbe;

  2540         kbe.kb_table = KG_CTRL;

  2541         ioctl(0, KDGKBENT, &kbe);

  2542     ],[

  2543     use_input_kd=yes

  2544     ])

  2545     AC_MSG_RESULT($use_input_kd)

  2546     if test x$use_input_kd = xyes; then

  2547         AC_DEFINE(SDL_INPUT_LINUXKD, 1, [ ])

  2548         SUMMARY_input="${SUMMARY_input} linuxkd"

  2549     fi

  2550 }

  2552 dnl See if the platform offers libudev for device enumeration and hotplugging.

  2553 CheckLibUDev()

  2554 {

  2555     AC_ARG_ENABLE(libudev,

  2556 AC_HELP_STRING([--enable-libudev], [enable libudev support [[default=yes]]]),

  2557                         , enable_libudev=yes)

  2558     if test x$enable_libudev = xyes; then

  2559         AC_CHECK_HEADER(libudev.h,

  2560                         have_libudev_h_hdr=yes,

  2561                         have_libudev_h_hdr=no)

  2562         if test x$have_libudev_h_hdr = xyes; then

  2563             AC_DEFINE(HAVE_LIBUDEV_H, 1, [ ])

  2565             udev_lib=[`find_lib "libudev.so.*" "" | sed 's/.*\/\(.*\)/\1/; q'`]

  2566             if test x$udev_lib != x; then

  2567                 echo "-- dynamic udev -> $udev_lib"

  2568                 AC_DEFINE_UNQUOTED(SDL_UDEV_DYNAMIC, "$udev_lib", [ ])

  2569             fi

  2570         fi

  2571     fi

  2572 }

  2574 dnl See if the platform offers libdbus for various IPC techniques.

  2575 CheckDBus()

  2576 {

  2577     AC_ARG_ENABLE(dbus,

  2578 AC_HELP_STRING([--enable-dbus], [enable D-Bus support [[default=yes]]]),

  2579                         , enable_dbus=yes)

  2580     if test x$enable_dbus = xyes; then

  2581         AC_PATH_PROG(PKG_CONFIG, pkg-config, no)

  2582         if test x$PKG_CONFIG != xno; then

  2583             DBUS_CFLAGS=`$PKG_CONFIG --cflags dbus-1`

  2584             save_CFLAGS="$CFLAGS"

  2585             CFLAGS="$save_CFLAGS $DBUS_CFLAGS"

  2586             AC_CHECK_HEADER(dbus/dbus.h,

  2587                             have_dbus_dbus_h_hdr=yes,

  2588                             have_dbus_dbus_h_hdr=no)

  2589             CFLAGS="$save_CFLAGS"

  2590             if test x$have_dbus_dbus_h_hdr = xyes; then

  2591                 AC_DEFINE(HAVE_DBUS_DBUS_H, 1, [ ])

  2592                 EXTRA_CFLAGS="$EXTRA_CFLAGS $DBUS_CFLAGS"

  2593                 SOURCES="$SOURCES $srcdir/src/core/linux/SDL_dbus.c"

  2594             fi

  2595         fi

  2596     fi

  2597 }

  2599 dnl See if the platform wanna IME support.

  2600 CheckIME()

  2601 {

  2602     AC_ARG_ENABLE(ime,

  2603 AC_HELP_STRING([--enable-ime], [enable IME support [[default=yes]]]),

  2604                   , enable_ime=yes)

  2605     if test x$enable_ime = xyes; then

  2606         AC_DEFINE(SDL_USE_IME, 1, [ ])

  2607             SOURCES="$SOURCES $srcdir/src/core/linux/SDL_ime.c"

  2608     fi

  2609 }

  2611 dnl See if the platform has libibus IME support.

  2612 CheckIBus()

  2613 {

  2614     AC_ARG_ENABLE(ibus,

  2615 AC_HELP_STRING([--enable-ibus], [enable IBus support [[default=yes]]]),

  2616                   , enable_ibus=yes)

  2617     if test x$enable_ibus = xyes; then

  2618         AC_PATH_PROG(PKG_CONFIG, pkg-config, no)

  2619         if test x$PKG_CONFIG != xno; then

  2620             IBUS_CFLAGS=`$PKG_CONFIG --cflags ibus-1.0`

  2621             save_CFLAGS="$CFLAGS"

  2622             CFLAGS="$save_CFLAGS $IBUS_CFLAGS"

  2623             AC_CHECK_HEADER(ibus-1.0/ibus.h,

  2624                             have_ibus_ibus_h_hdr=yes,

  2625                             have_ibus_ibus_h_hdr=no)

  2626             AC_CHECK_HEADER(sys/inotify.h,

  2627                             have_inotify_inotify_h_hdr=yes,

  2628                             have_inotify_inotify_h_hdr=no)

  2629             CFLAGS="$save_CFLAGS"

  2630             if test x$have_ibus_ibus_h_hdr = xyes; then

  2631                 if test x$enable_ime != xyes; then

  2632                     AC_MSG_WARN([IME support is required for IBus.])

  2633                     have_ibus_ibus_h_hdr=no

  2634                 elif test x$enable_dbus != xyes; then

  2635                     AC_MSG_WARN([DBus support is required for IBus.])

  2636                     have_ibus_ibus_h_hdr=no

  2637                 elif test x$have_inotify_inotify_h_hdr != xyes; then

  2638                     AC_MSG_WARN([INotify support is required for IBus.])

  2639                     have_ibus_ibus_h_hdr=no

  2640                 else

  2641                     AC_DEFINE(HAVE_IBUS_IBUS_H, 1, [ ])

  2642                     EXTRA_CFLAGS="$EXTRA_CFLAGS $IBUS_CFLAGS"

  2643                     SOURCES="$SOURCES $srcdir/src/core/linux/SDL_ibus.c"

  2644                fi

  2645             fi

  2646         fi

  2647     fi

  2648 }

  2650 dnl See if the platform has fcitx IME support.

  2651 CheckFcitx()

  2652 {

  2653     AC_ARG_ENABLE(fcitx,

  2654 AC_HELP_STRING([--enable-fcitx], [enable fcitx support [[default=yes]]]),

  2655                   , enable_fcitx=yes)

  2656     if test x$enable_fcitx = xyes; then

  2657         AC_PATH_PROG(PKG_CONFIG, pkg-config, no)

  2658         if test x$PKG_CONFIG != xno; then

  2659             FCITX_CFLAGS=`$PKG_CONFIG --cflags fcitx`

  2660             CFLAGS="$CFLAGS $FCITX_CFLAGS"

  2661             AC_CHECK_HEADER(fcitx/frontend.h,

  2662                             have_fcitx_frontend_h_hdr=yes,

  2663                             have_fcitx_frontend_h_hdr=no)

  2664             CFLAGS="$save_CFLAGS"

  2665             if test x$have_fcitx_frontend_h_hdr = xyes; then

  2666                 if test x$enable_ime != xyes; then

  2667                     AC_MSG_WARN([IME support is required for fcitx.])

  2668                     have_fcitx_frontend_h_hdr=no

  2669                 elif test x$enable_dbus != xyes; then

  2670                     AC_MSG_WARN([DBus support is required for fcitx.])

  2671                     have_fcitx_frontend_h_hdr=no

  2672                 else

  2673                     AC_DEFINE(HAVE_FCITX_FRONTEND_H, 1, [ ])

  2674                     EXTRA_CFLAGS="$EXTRA_CFLAGS $FCITX_CFLAGS"

  2675                     SOURCES="$SOURCES $srcdir/src/core/linux/SDL_fcitx.c"

  2676                fi

  2677             fi

  2678         fi

  2679     fi

  2680 }

  2682 dnl See if we can use the Touchscreen input library

  2683 CheckTslib()

  2684 {

  2685     AC_ARG_ENABLE(input-tslib,

  2686 AC_HELP_STRING([--enable-input-tslib], [use the Touchscreen library for input [[default=yes]]]),

  2687                   , enable_input_tslib=yes)

  2688     if test x$enable_input_tslib = xyes; then

  2689         AC_MSG_CHECKING(for Touchscreen library support)

  2690         enable_input_tslib=no

  2691         AC_TRY_COMPILE([

  2692           #include "tslib.h"

  2693         ],[

  2694         ],[

  2695         enable_input_tslib=yes

  2696         ])

  2697         AC_MSG_RESULT($enable_input_tslib)

  2698         if test x$enable_input_tslib = xyes; then

  2699             AC_DEFINE(SDL_INPUT_TSLIB, 1, [ ])

  2700             EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lts"

  2701             SUMMARY_input="${SUMMARY_input} ts"

  2702         fi

  2703     fi

  2704 }

  2706 dnl See what type of thread model to use on Linux and Solaris

  2707 CheckPTHREAD()

  2708 {

  2709     dnl Check for pthread support

  2710     AC_ARG_ENABLE(pthreads,

  2711 AC_HELP_STRING([--enable-pthreads], [use POSIX threads for multi-threading [[default=yes]]]),

  2712                   , enable_pthreads=yes)

  2713     dnl This is used on Linux for glibc binary compatibility (Doh!)

  2714     AC_ARG_ENABLE(pthread-sem,

  2715 AC_HELP_STRING([--enable-pthread-sem], [use pthread semaphores [[default=yes]]]),

  2716                   , enable_pthread_sem=yes)

  2717     case "$host" in

  2718          *-*-android*)

  2719             pthread_cflags="-D_REENTRANT -D_THREAD_SAFE"

  2720             pthread_lib=""

  2721             ;;

  2722         *-*-linux*|*-*-uclinux*)

  2723             pthread_cflags="-D_REENTRANT"

  2724             pthread_lib="-lpthread"

  2725             ;;

  2726         *-*-bsdi*)

  2727             pthread_cflags="-D_REENTRANT -D_THREAD_SAFE"

  2728             pthread_lib=""

  2729             ;;

  2730         *-*-darwin*)

  2731             pthread_cflags="-D_THREAD_SAFE"

  2732 # causes Carbon.p complaints?

  2733 #            pthread_cflags="-D_REENTRANT -D_THREAD_SAFE"

  2734             ;;

  2735         *-*-freebsd*|*-*-dragonfly*)

  2736             pthread_cflags="-D_REENTRANT -D_THREAD_SAFE"

  2737             pthread_lib="-pthread"

  2738             ;;

  2739         *-*-netbsd*)

  2740             pthread_cflags="-D_REENTRANT -D_THREAD_SAFE"

  2741             pthread_lib="-lpthread"

  2742             ;;

  2743         *-*-openbsd*)

  2744             pthread_cflags="-D_REENTRANT"

  2745             pthread_lib="-pthread"

  2746             ;;

  2747         *-*-solaris2.9)

  2748             # From Solaris 9+, posix4's preferred name is rt.

  2749             pthread_cflags="-D_REENTRANT"

  2750             pthread_lib="-lpthread -lrt"

  2751             ;;

  2752         *-*-solaris2.10)

  2753             # Solaris 10+ merged pthread into libc.

  2754             pthread_cflags="-D_REENTRANT"

  2755             pthread_lib="-lrt"

  2756             ;;

  2757         *-*-solaris*)

  2758             # Solaris 11+ merged rt into libc.

  2759             pthread_cflags="-D_REENTRANT"

  2760             pthread_lib=""

  2761             ;;

  2762         *-*-sysv5*)

  2763             pthread_cflags="-D_REENTRANT -Kthread"

  2764             pthread_lib=""

  2765             ;;

  2766         *-*-aix*)

  2767             pthread_cflags="-D_REENTRANT -mthreads"

  2768             pthread_lib="-lpthread"

  2769             ;;

  2770         *-*-hpux11*)

  2771             pthread_cflags="-D_REENTRANT"

  2772             pthread_lib="-L/usr/lib -lpthread"

  2773             ;;

  2774         *-*-haiku*)

  2775             pthread_cflags="-D_REENTRANT"

  2776             pthread_lib=""

  2777             ;;

  2778         *-*-nto*)

  2779             pthread_cflags="-D_REENTRANT"

  2780             pthread_lib=""

  2781             ;;

  2782         *)

  2783             pthread_cflags="-D_REENTRANT"

  2784             pthread_lib="-lpthread"

  2785             ;;

  2786     esac

  2787     if test x$enable_threads = xyes -a x$enable_pthreads = xyes; then

  2788         # Save the original compiler flags and libraries

  2789         ac_save_cflags="$CFLAGS"; ac_save_libs="$LIBS"

  2790         # Add the pthread compiler flags and libraries

  2791         CFLAGS="$CFLAGS $pthread_cflags"; LIBS="$LIBS $pthread_lib"

  2792         # Check to see if we have pthread support on this system

  2793         AC_MSG_CHECKING(for pthreads)

  2794         use_pthreads=no

  2795         AC_TRY_LINK([

  2796          #include <pthread.h>

  2797         ],[

  2798          pthread_attr_t type;

  2799          pthread_attr_init(&type);

  2800         ],[

  2801         use_pthreads=yes

  2802         ])

  2803         AC_MSG_RESULT($use_pthreads)

  2804         # Restore the compiler flags and libraries

  2805         CFLAGS="$ac_save_cflags"; LIBS="$ac_save_libs"

  2807         # Do futher testing if we have pthread support...

  2808         if test x$use_pthreads = xyes; then

  2809             AC_DEFINE(SDL_THREAD_PTHREAD, 1, [ ])

  2810             EXTRA_CFLAGS="$EXTRA_CFLAGS $pthread_cflags"

  2811             EXTRA_LDFLAGS="$EXTRA_LDFLAGS $pthread_lib"

  2812             SDL_CFLAGS="$SDL_CFLAGS $pthread_cflags"

  2814             # Save the original compiler flags and libraries

  2815             ac_save_cflags="$CFLAGS"; ac_save_libs="$LIBS"

  2816             # Add the pthread compiler flags and libraries

  2817             CFLAGS="$CFLAGS $pthread_cflags"; LIBS="$LIBS $pthread_lib"

  2819             # Check to see if recursive mutexes are available

  2820             AC_MSG_CHECKING(for recursive mutexes)

  2821             has_recursive_mutexes=no

  2822             if test x$has_recursive_mutexes = xno; then

  2823                 AC_TRY_LINK([

  2824                   #define _GNU_SOURCE 1

  2825                   #include <pthread.h>

  2826                 ],[

  2827                   pthread_mutexattr_t attr;

  2828                   pthread_mutexattr_settype(&attr, PTHREAD_MUTEX_RECURSIVE);

  2829                 ],[

  2830                 has_recursive_mutexes=yes

  2831                 AC_DEFINE(SDL_THREAD_PTHREAD_RECURSIVE_MUTEX, 1, [ ])

  2832                 ])

  2833             fi

  2834             if test x$has_recursive_mutexes = xno; then

  2835                 AC_TRY_LINK([

  2836                   #define _GNU_SOURCE 1

  2837                   #include <pthread.h>

  2838                 ],[

  2839                   pthread_mutexattr_t attr;

  2840                   pthread_mutexattr_setkind_np(&attr, PTHREAD_MUTEX_RECURSIVE_NP);

  2841                 ],[

  2842                 has_recursive_mutexes=yes

  2843                 AC_DEFINE(SDL_THREAD_PTHREAD_RECURSIVE_MUTEX_NP, 1, [ ])

  2844                 ])

  2845             fi

  2846             AC_MSG_RESULT($has_recursive_mutexes)

  2848             # Check to see if pthread semaphore support is missing

  2849             if test x$enable_pthread_sem = xyes; then

  2850                 AC_MSG_CHECKING(for pthread semaphores)

  2851                 have_pthread_sem=no

  2852                 AC_TRY_COMPILE([

  2853                   #include <pthread.h>

  2854                   #include <semaphore.h>

  2855                 ],[

  2856                 ],[

  2857                 have_pthread_sem=yes

  2858                 ])

  2859                 AC_MSG_RESULT($have_pthread_sem)

  2860             fi

  2861             if test x$have_pthread_sem = xyes; then

  2862                 AC_MSG_CHECKING(for sem_timedwait)

  2863                 have_sem_timedwait=no

  2864                 AC_TRY_LINK([

  2865                   #include <pthread.h>

  2866                   #include <semaphore.h>

  2867                 ],[

  2868                   sem_timedwait(NULL, NULL);

  2869                 ],[

  2870                 have_sem_timedwait=yes

  2871                 AC_DEFINE([HAVE_SEM_TIMEDWAIT], 1, [ ])

  2872                 ])

  2873                 AC_MSG_RESULT($have_sem_timedwait)

  2874             fi

  2876             AC_CHECK_HEADER(pthread_np.h, have_pthread_np_h=yes, have_pthread_np_h=no, [ #include <pthread.h> ])

  2877             if test x$have_pthread_np_h = xyes; then

  2878                 AC_DEFINE(HAVE_PTHREAD_NP_H, 1, [ ])

  2879             fi

  2881             # Check to see if pthread naming is available

  2882             AC_MSG_CHECKING(for pthread_setname_np)

  2883             AC_TRY_LINK_FUNC(pthread_setname_np, [

  2884               has_pthread_setname_np=yes

  2885               AC_DEFINE(HAVE_PTHREAD_SETNAME_NP, 1, [ ])

  2886             ],[

  2887               has_pthread_setname_np=no

  2888             ])

  2889             AC_MSG_RESULT($has_pthread_setname_np)

  2891             AC_MSG_CHECKING(for pthread_set_name_np)

  2892             AC_TRY_LINK_FUNC(pthread_set_name_np, [

  2893               has_pthread_set_name_np=yes

  2894               AC_DEFINE(HAVE_PTHREAD_SET_NAME_NP, 1, [ ])

  2895             ],[

  2896               has_pthread_set_name_np=no

  2897             ])

  2898             AC_MSG_RESULT($has_pthread_set_name_np)

  2900             # Restore the compiler flags and libraries

  2901             CFLAGS="$ac_save_cflags"; LIBS="$ac_save_libs"

  2903             # Basic thread creation functions

  2904             SOURCES="$SOURCES $srcdir/src/thread/pthread/SDL_systhread.c"

  2906             # Semaphores

  2907             # We can fake these with mutexes and condition variables if necessary

  2908             if test x$have_pthread_sem = xyes; then

  2909                 SOURCES="$SOURCES $srcdir/src/thread/pthread/SDL_syssem.c"

  2910             else

  2911                 SOURCES="$SOURCES $srcdir/src/thread/generic/SDL_syssem.c"

  2912             fi

  2914             # Mutexes

  2915             # We can fake these with semaphores if necessary

  2916             SOURCES="$SOURCES $srcdir/src/thread/pthread/SDL_sysmutex.c"

  2918             # Condition variables

  2919             # We can fake these with semaphores and mutexes if necessary

  2920             SOURCES="$SOURCES $srcdir/src/thread/pthread/SDL_syscond.c"

  2922             # Thread local storage

  2923             SOURCES="$SOURCES $srcdir/src/thread/pthread/SDL_systls.c"

  2925             have_threads=yes

  2926         fi

  2927     fi

  2928 }

  2930 dnl Determine whether the compiler can produce Windows executables

  2931 CheckWINDOWS()

  2932 {

  2933     AC_MSG_CHECKING(Windows compiler)

  2934     have_win32_gcc=no

  2935     AC_TRY_COMPILE([

  2936      #include <windows.h>

  2937     ],[

  2938     ],[

  2939     have_win32_gcc=yes

  2940     ])

  2941     AC_MSG_RESULT($have_win32_gcc)

  2942     if test x$have_win32_gcc != xyes; then

  2943        AC_MSG_ERROR([

  2944 *** Your compiler ($CC) does not produce Windows executables!

  2945        ])

  2946     fi

  2948     AC_MSG_CHECKING(Windows CE)

  2949     have_wince=no

  2950     AC_TRY_COMPILE([

  2951 #if !defined(_WIN32_WCE) && !defined(__MINGW32CE__)

  2952 #error This is not Windows CE

  2953 #endif

  2954     ],[

  2955     ],[

  2956     have_wince=yes

  2957        AC_MSG_ERROR([

  2958 *** Sorry, Windows CE is no longer supported.

  2959        ])

  2960     ])

  2961     AC_MSG_RESULT($have_wince)

  2963     # This fixes Windows stack alignment with newer GCC

  2964     CheckStackBoundary

  2965 }

  2967 dnl Find the DirectX includes and libraries

  2968 CheckDIRECTX()

  2969 {

  2970     AC_ARG_ENABLE(directx,

  2971 AC_HELP_STRING([--enable-directx], [use DirectX for Windows audio/video [[default=yes]]]),

  2972                   , enable_directx=yes)

  2973     if test x$enable_directx = xyes; then

  2974         AC_CHECK_HEADER(d3d9.h, have_d3d=yes)

  2975         AC_CHECK_HEADER(d3d11_1.h, have_d3d11=yes)

  2976         AC_CHECK_HEADER(ddraw.h, have_ddraw=yes)

  2977         AC_CHECK_HEADER(dsound.h, have_dsound=yes)

  2978         AC_CHECK_HEADER(dinput.h, have_dinput=yes)

  2979         AC_CHECK_HEADER(dxgi.h, have_dxgi=yes)

  2980         AC_CHECK_HEADER(xaudio2.h, have_xaudio2=yes)

  2981         AC_CHECK_HEADER(xinput.h, have_xinput=yes)

  2982         AC_CHECK_HEADER(mmdeviceapi.h, have_wasapi=yes)

  2983         AC_CHECK_HEADER(audioclient.h,,have_wasapi=no)

  2984         AC_TRY_COMPILE([

  2985 #include <windows.h>

  2986 #include <xinput.h>

  2987 XINPUT_GAMEPAD_EX x1;

  2988         ],[],[have_xinput_gamepadex=yes])

  2989         AC_TRY_COMPILE([

  2990 #include <windows.h>

  2991 #include <xinput.h>

  2992 XINPUT_STATE_EX s1;

  2993         ],[],[have_xinput_stateex=yes])

  2995         if test x$have_ddraw = xyes; then

  2996             AC_DEFINE(HAVE_DDRAW_H, 1, [ ])

  2997         fi

  2998         if test x$have_dinput = xyes; then

  2999             AC_DEFINE(HAVE_DINPUT_H, 1, [ ])

  3000         fi

  3001         if test x$have_dsound = xyes; then

  3002             AC_DEFINE(HAVE_DSOUND_H, 1, [ ])

  3003         fi

  3004         if test x$have_dxgi = xyes; then

  3005             AC_DEFINE(HAVE_DXGI_H, 1, [ ])

  3006         fi

  3007         if test x$have_xinput = xyes; then

  3008             AC_DEFINE(HAVE_XINPUT_H, 1, [ ])

  3009         fi

  3010         if test x$have_xinput_gamepadex = xyes; then

  3011             AC_DEFINE(HAVE_XINPUT_GAMEPAD_EX, 1, [ ])

  3012         fi

  3013         if test x$have_xinput_stateex = xyes; then

  3014             AC_DEFINE(HAVE_XINPUT_STATE_EX, 1, [ ])

  3015         fi

  3017         SUMMARY_video="${SUMMARY_video} directx"

  3018         SUMMARY_audio="${SUMMARY_audio} directx"

  3020         # FIXME: latest Cygwin finds dinput headers, but we die on other win32 headers.

  3021         # FIXME:  ...so force it off for now.

  3022         case "$host" in

  3023             *-*-cygwin*)

  3024             have_dinput=false

  3025             ;;

  3026         esac

  3027     fi

  3028 }

  3030 dnl Check for the dlfcn.h interface for dynamically loading objects

  3031 CheckDLOPEN()

  3032 {

  3033     AC_ARG_ENABLE(sdl-dlopen,

  3034 AC_HELP_STRING([--enable-sdl-dlopen], [use dlopen for shared object loading [[default=yes]]]),

  3035                   , enable_sdl_dlopen=yes)

  3036     if test x$enable_sdl_dlopen = xyes; then

  3037         AC_MSG_CHECKING(for dlopen)

  3038         have_dlopen=no

  3039         AC_TRY_COMPILE([

  3040          #include <dlfcn.h>

  3041         ],[

  3042          void *handle = dlopen("", RTLD_NOW);

  3043          const char *loaderror = (char *) dlerror();

  3044         ],[

  3045         have_dlopen=yes

  3046         ])

  3047         AC_MSG_RESULT($have_dlopen)

  3049         if test x$have_dlopen = xyes; then

  3050             AC_CHECK_LIB(c, dlopen, EXTRA_LDFLAGS="$EXTRA_LDFLAGS",

  3051                AC_CHECK_LIB(dl, dlopen, EXTRA_LDFLAGS="$EXTRA_LDFLAGS -ldl",

  3052                   AC_CHECK_LIB(ltdl, dlopen, EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lltdl")))

  3053             AC_DEFINE(SDL_LOADSO_DLOPEN, 1, [ ])

  3054             SOURCES="$SOURCES $srcdir/src/loadso/dlopen/*.c"

  3055             have_loadso=yes

  3056         fi

  3057     fi

  3058 }

  3060 dnl Check for the usbhid(3) library on *BSD

  3061 CheckUSBHID()

  3062 {

  3063     case "$host" in

  3064         *-*-*bsd*)

  3065             if test x$enable_joystick = xyes; then

  3066                 AC_CHECK_LIB(usbhid, hid_init, have_libusbhid=yes)

  3067                 if test x$have_libusbhid = xyes; then

  3068                     AC_CHECK_HEADER(usbhid.h, [USB_CFLAGS="-DHAVE_USBHID_H"])

  3069                     AC_CHECK_HEADER(libusbhid.h, [USB_CFLAGS="-DHAVE_LIBUSBHID_H"])

  3070                     USB_LIBS="$USB_LIBS -lusbhid"

  3071                 else

  3072                     AC_CHECK_HEADER(usb.h, [USB_CFLAGS="-DHAVE_USB_H"])

  3073                     AC_CHECK_HEADER(libusb.h, [USB_CFLAGS="-DHAVE_LIBUSB_H"])

  3074                     AC_CHECK_LIB(usb, hid_init, [USB_LIBS="$USB_LIBS -lusb"])

  3075                 fi

  3077                 save_CFLAGS="$CFLAGS"

  3078                 CFLAGS="$CFLAGS $USB_CFLAGS"

  3080                 AC_MSG_CHECKING(for usbhid)

  3081                 have_usbhid=no

  3082                 AC_TRY_COMPILE([

  3083                   #include <sys/types.h>

  3084                   #if defined(HAVE_USB_H)

  3085                   #include <usb.h>

  3086                   #endif

  3087                   #ifdef __DragonFly__

  3088                   # include <bus/usb/usb.h>

  3089                   # include <bus/usb/usbhid.h>

  3090                   #else

  3091                   # include <dev/usb/usb.h>

  3092                   # include <dev/usb/usbhid.h>

  3093                   #endif

  3094                   #if defined(HAVE_USBHID_H)

  3095                   #include <usbhid.h>

  3096                   #elif defined(HAVE_LIBUSB_H)

  3097                   #include <libusb.h>

  3098                   #elif defined(HAVE_LIBUSBHID_H)

  3099                   #include <libusbhid.h>

  3100                   #endif

  3101                 ],[

  3102                   struct report_desc *repdesc;

  3103                   struct usb_ctl_report *repbuf;

  3104                   hid_kind_t hidkind;

  3105                 ],[

  3106                 have_usbhid=yes

  3107                 ])

  3108                 AC_MSG_RESULT($have_usbhid)

  3110                 if test x$have_usbhid = xyes; then

  3111                     AC_MSG_CHECKING(for ucr_data member of usb_ctl_report)

  3112                     have_usbhid_ucr_data=no

  3113                     AC_TRY_COMPILE([

  3114                       #include <sys/types.h>

  3115                       #if defined(HAVE_USB_H)

  3116                       #include <usb.h>

  3117                       #endif

  3118                       #ifdef __DragonFly__

  3119                       # include <bus/usb/usb.h>

  3120                       # include <bus/usb/usbhid.h>

  3121                       #else

  3122                       # include <dev/usb/usb.h>

  3123                       # include <dev/usb/usbhid.h>

  3124                       #endif

  3125                       #if defined(HAVE_USBHID_H)

  3126                       #include <usbhid.h>

  3127                       #elif defined(HAVE_LIBUSB_H)

  3128                       #include <libusb.h>

  3129                       #elif defined(HAVE_LIBUSBHID_H)

  3130                       #include <libusbhid.h>

  3131                       #endif

  3132                     ],[

  3133                       struct usb_ctl_report buf;

  3134                       if (buf.ucr_data) { }

  3135                     ],[

  3136                     have_usbhid_ucr_data=yes

  3137                     ])

  3138                     if test x$have_usbhid_ucr_data = xyes; then

  3139                         USB_CFLAGS="$USB_CFLAGS -DUSBHID_UCR_DATA"

  3140                     fi

  3141                     AC_MSG_RESULT($have_usbhid_ucr_data)

  3143                     AC_MSG_CHECKING(for new usbhid API)

  3144                     have_usbhid_new=no

  3145                     AC_TRY_COMPILE([

  3146                       #include <sys/types.h>

  3147                       #if defined(HAVE_USB_H)

  3148                       #include <usb.h>

  3149                       #endif

  3150                       #ifdef __DragonFly__

  3151                       #include <bus/usb/usb.h>

  3152                       #include <bus/usb/usbhid.h>

  3153                       #else

  3154                       #include <dev/usb/usb.h>

  3155                       #include <dev/usb/usbhid.h>

  3156                       #endif

  3157                       #if defined(HAVE_USBHID_H)

  3158                       #include <usbhid.h>

  3159                       #elif defined(HAVE_LIBUSB_H)

  3160                       #include <libusb.h>

  3161                       #elif defined(HAVE_LIBUSBHID_H)

  3162                       #include <libusbhid.h>

  3163                       #endif

  3164                     ],[

  3165                       report_desc_t d;

  3166                       hid_start_parse(d, 1, 1);

  3167                     ],[

  3168                     have_usbhid_new=yes

  3169                     ])

  3170                     if test x$have_usbhid_new = xyes; then

  3171                         USB_CFLAGS="$USB_CFLAGS -DUSBHID_NEW"

  3172                     fi

  3173                     AC_MSG_RESULT($have_usbhid_new)

  3175                     AC_MSG_CHECKING(for struct joystick in machine/joystick.h)

  3176                     have_machine_joystick=no

  3177                     AC_TRY_COMPILE([

  3178                       #include <machine/joystick.h>

  3179                     ],[

  3180                       struct joystick t;

  3181                     ],[

  3182                     have_machine_joystick=yes

  3183                     ])

  3184                     if test x$have_machine_joystick = xyes; then

  3185                         AC_DEFINE(SDL_JOYSTICK_USBHID_MACHINE_JOYSTICK_H, 1, [ ])

  3186                     fi

  3187                     AC_MSG_RESULT($have_machine_joystick)

  3189                     AC_DEFINE(SDL_JOYSTICK_USBHID, 1, [ ])

  3190                     SOURCES="$SOURCES $srcdir/src/joystick/bsd/*.c"

  3191                     EXTRA_CFLAGS="$EXTRA_CFLAGS $USB_CFLAGS"

  3192                     EXTRA_LDFLAGS="$EXTRA_LDFLAGS $USB_LIBS"

  3193                     have_joystick=yes

  3194                 fi

  3195                 CFLAGS="$save_CFLAGS"

  3196             fi

  3197         ;;

  3198     esac

  3199 }

  3201 dnl Check for clock_gettime()

  3202 CheckClockGettime()

  3203 {

  3204     AC_ARG_ENABLE(clock_gettime,

  3205 AC_HELP_STRING([--enable-clock_gettime], [use clock_gettime() instead of gettimeofday() on UNIX [[default=yes]]]),

  3206                   , enable_clock_gettime=yes)

  3207     if test x$enable_clock_gettime = xyes; then

  3208         AC_CHECK_LIB(rt, clock_gettime, have_clock_gettime=yes)

  3209         if test x$have_clock_gettime = xyes; then

  3210             AC_DEFINE(HAVE_CLOCK_GETTIME, 1, [ ])

  3211             EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lrt"

  3212         else

  3213             AC_CHECK_LIB(c, clock_gettime, have_clock_gettime=yes)

  3214             if test x$have_clock_gettime = xyes; then

  3215                AC_DEFINE(HAVE_CLOCK_GETTIME, 1, [ ])

  3216                EXTRA_LDFLAGS="$EXTRA_LDFLAGS"

  3217             fi

  3218         fi

  3219     fi

  3220 }

  3222 dnl Check for a valid linux/version.h

  3223 CheckLinuxVersion()

  3224 {

  3225     AC_CHECK_HEADER(linux/version.h, have_linux_version_h=yes)

  3226     if test x$have_linux_version_h = xyes; then

  3227         EXTRA_CFLAGS="$EXTRA_CFLAGS -DHAVE_LINUX_VERSION_H"

  3228     fi

  3229 }

  3231 dnl Check if we want to use RPATH

  3232 CheckRPATH()

  3233 {

  3234     AC_ARG_ENABLE(rpath,

  3235 AC_HELP_STRING([--enable-rpath], [use an rpath when linking SDL [[default=yes]]]),

  3236                   , enable_rpath=yes)

  3237 }

  3239 dnl Do this on all platforms, before everything else (other things might want to override it).

  3240 CheckWarnAll

  3242 dnl Set up the configuration based on the host platform!

  3243 case "$host" in

  3244     *-*-linux*|*-*-uclinux*|*-*-gnu*|*-*-k*bsd*-gnu|*-*-bsdi*|*-*-freebsd*|*-*-dragonfly*|*-*-netbsd*|*-*-openbsd*|*-*-sysv5*|*-*-solaris*|*-*-hpux*|*-*-aix*|*-*-minix*|*-*-nto*)

  3245         case "$host" in

  3246             *-*-android*)

  3247                 # Android

  3248                 ARCH=android

  3249                 ANDROID_CFLAGS="-DGL_GLEXT_PROTOTYPES"

  3250                 CFLAGS="$CFLAGS $ANDROID_CFLAGS"

  3251                 SDL_CFLAGS="$SDL_CFLAGS $ANDROID_CFLAGS"

  3252                 EXTRA_CFLAGS="$EXTRA_CFLAGS $ANDROID_CFLAGS"

  3253                 EXTRA_LDFLAGS="$EXTRA_LDFLAGS -ldl -lGLESv1_CM -lGLESv2 -llog -landroid"

  3254                 SDLMAIN_SOURCES="$srcdir/src/main/android/*.c"

  3256                 if test x$enable_video = xyes; then

  3257                     SOURCES="$SOURCES $srcdir/src/core/android/*.c $srcdir/src/video/android/*.c"

  3258                     # FIXME: confdefs? Not AC_DEFINE?

  3259                     $as_echo "#define SDL_VIDEO_DRIVER_ANDROID 1" >>confdefs.h

  3260                     SUMMARY_video="${SUMMARY_video} android"

  3261                 fi

  3262                 ;;

  3263             *-*-linux*)         ARCH=linux ;;

  3264             *-*-uclinux*)       ARCH=linux ;;

  3265             *-*-kfreebsd*-gnu)  ARCH=kfreebsd-gnu ;;

  3266             *-*-knetbsd*-gnu)   ARCH=knetbsd-gnu ;;

  3267             *-*-kopenbsd*-gnu)  ARCH=kopenbsd-gnu ;;

  3268             *-*-gnu*)           ARCH=gnu ;; # must be last of the gnu variants

  3269             *-*-bsdi*)          ARCH=bsdi ;;

  3270             *-*-freebsd*)       ARCH=freebsd ;;

  3271             *-*-dragonfly*)     ARCH=freebsd ;;

  3272             *-*-netbsd*)        ARCH=netbsd ;;

  3273             *-*-openbsd*)       ARCH=openbsd ;;

  3274             *-*-sysv5*)         ARCH=sysv5 ;;

  3275             *-*-solaris*)       ARCH=solaris ;;

  3276             *-*-hpux*)          ARCH=hpux ;;

  3277             *-*-aix*)           ARCH=aix ;;

  3278             *-*-minix*)         ARCH=minix ;;

  3279             *-*-nto*)           ARCH=nto

  3280                 CheckQNXVideo

  3281                 ;;

  3282         esac

  3283         CheckVisibilityHidden

  3284         CheckDeclarationAfterStatement

  3285         CheckDummyVideo

  3286         CheckDiskAudio

  3287         CheckDummyAudio

  3288         CheckDLOPEN

  3289         CheckOSS

  3290         CheckALSA

  3291         CheckPulseAudio

  3292         CheckJACK

  3293         CheckARTSC

  3294         CheckESD

  3295         CheckNAS

  3296         CheckSNDIO

  3297         CheckFusionSound

  3298         CheckLibSampleRate

  3299         # Need to check for Raspberry PI first and add platform specific compiler flags, otherwise the test for GLES fails!

  3300         CheckRPI

  3301         CheckX11

  3302         CheckDirectFB

  3303         CheckKMSDRM

  3304         CheckOpenGLX11

  3305         CheckOpenGLESX11

  3306         CheckVulkan

  3307         CheckMir

  3308         CheckWayland

  3309         CheckLibUDev

  3310         CheckDBus

  3311         CheckIME

  3312         CheckIBus

  3313         CheckFcitx

  3314         case $ARCH in

  3315           linux)

  3316               CheckInputEvents

  3317               CheckInputKD

  3318           ;;

  3319         esac

  3320         CheckTslib

  3321         CheckUSBHID

  3322         CheckPTHREAD

  3323         CheckClockGettime

  3324         CheckLinuxVersion

  3325         CheckRPATH

  3326         CheckVivanteVideo

  3328         # Set up files for the audio library

  3329         if test x$enable_audio = xyes; then

  3330           case $ARCH in

  3331             sysv5|solaris|hpux)

  3332                 AC_DEFINE(SDL_AUDIO_DRIVER_SUNAUDIO, 1, [ ])

  3333                 SOURCES="$SOURCES $srcdir/src/audio/sun/*.c"

  3334                 SUMMARY_audio="${SUMMARY_audio} sun"

  3335                 have_audio=yes

  3336             ;;

  3337             netbsd)  # Don't use this on OpenBSD, it's busted.

  3338                 AC_DEFINE(SDL_AUDIO_DRIVER_NETBSD, 1, [ ])

  3339                 SOURCES="$SOURCES $srcdir/src/audio/netbsd/*.c"

  3340                 SUMMARY_audio="${SUMMARY_audio} netbsd"

  3341                 have_audio=yes

  3342             ;;

  3343             aix)

  3344                 AC_DEFINE(SDL_AUDIO_DRIVER_PAUDIO, 1, [ ])

  3345                 SOURCES="$SOURCES $srcdir/src/audio/paudio/*.c"

  3346                 SUMMARY_audio="${SUMMARY_audio} paudio"

  3347                 have_audio=yes

  3348             ;;

  3349             android)

  3350                 AC_DEFINE(SDL_AUDIO_DRIVER_ANDROID, 1, [ ])

  3351                 SOURCES="$SOURCES $srcdir/src/audio/android/*.c"

  3352                 SUMMARY_audio="${SUMMARY_audio} android"

  3353                 have_audio=yes

  3354             ;;

  3355             nto)

  3356                 CheckQNXAudio

  3357             ;;

  3358           esac

  3359         fi

  3360         # Set up files for the joystick library

  3361         if test x$enable_joystick = xyes; then

  3362           case $ARCH in

  3363             linux)

  3364                 AC_DEFINE(SDL_JOYSTICK_LINUX, 1, [ ])

  3365                 SOURCES="$SOURCES $srcdir/src/joystick/linux/*.c"

  3366                 SOURCES="$SOURCES $srcdir/src/joystick/steam/*.c"

  3367                 have_joystick=yes

  3368             ;;

  3369             android)

  3370                 AC_DEFINE(SDL_JOYSTICK_ANDROID, 1, [ ])

  3371                 SOURCES="$SOURCES $srcdir/src/joystick/android/*.c"

  3372                 SOURCES="$SOURCES $srcdir/src/joystick/steam/*.c"

  3373                 have_joystick=yes

  3374             ;;

  3375           esac

  3376         fi

  3377         # Set up files for the haptic library

  3378         if test x$enable_haptic = xyes; then

  3379           case $ARCH in

  3380             linux)

  3381                 if test x$use_input_events = xyes; then

  3382                     AC_DEFINE(SDL_HAPTIC_LINUX, 1, [ ])

  3383                     SOURCES="$SOURCES $srcdir/src/haptic/linux/*.c"

  3384                     have_haptic=yes

  3385                 fi

  3386             ;;

  3387             android)

  3388                 AC_DEFINE(SDL_HAPTIC_ANDROID, 1, [ ])

  3389                 SOURCES="$SOURCES $srcdir/src/haptic/android/*.c"

  3390                 have_haptic=yes

  3391             ;;

  3392           esac

  3393         fi

  3394         # Set up files for the power library

  3395         if test x$enable_power = xyes; then

  3396              case $ARCH in

  3397                linux)

  3398                    AC_DEFINE(SDL_POWER_LINUX, 1, [ ])

  3399                    SOURCES="$SOURCES $srcdir/src/power/linux/*.c"

  3400                    have_power=yes

  3401                ;;

  3402                android)

  3403                    AC_DEFINE(SDL_POWER_ANDROID, 1, [ ])

  3404                    SOURCES="$SOURCES $srcdir/src/power/android/*.c"

  3405                    have_power=yes

  3406                ;;

  3407              esac

  3408         fi

  3409         # Set up files for the filesystem library

  3410         if test x$enable_filesystem = xyes; then

  3411              case $ARCH in

  3412                android)

  3413                    AC_DEFINE(SDL_FILESYSTEM_ANDROID, 1, [ ])

  3414                    SOURCES="$SOURCES $srcdir/src/filesystem/android/*.c"

  3415                    have_filesystem=yes

  3416                ;;

  3417                *)

  3418                    AC_DEFINE(SDL_FILESYSTEM_UNIX, 1, [ ])

  3419                    SOURCES="$SOURCES $srcdir/src/filesystem/unix/*.c"

  3420                    have_filesystem=yes

  3421                ;;

  3422              esac

  3423         fi

  3424         # Set up files for the timer library

  3425         if test x$enable_timers = xyes; then

  3426             AC_DEFINE(SDL_TIMER_UNIX, 1, [ ])

  3427             SOURCES="$SOURCES $srcdir/src/timer/unix/*.c"

  3428             have_timers=yes

  3429         fi

  3430         # Set up files for udev hotplugging support

  3431         if test x$enable_libudev = xyes && test x$have_libudev_h_hdr = xyes; then

  3432             SOURCES="$SOURCES $srcdir/src/core/linux/SDL_udev.c"

  3433         fi

  3434         # Set up files for evdev input

  3435         if test x$use_input_events = xyes; then

  3436             SOURCES="$SOURCES $srcdir/src/core/linux/SDL_evdev*.c"

  3437         fi

  3438         # Set up other core UNIX files

  3439         SOURCES="$SOURCES $srcdir/src/core/unix/*.c"

  3440         ;;

  3441     *-*-cygwin* | *-*-mingw32*)

  3442         ARCH=win32

  3443         if test "$build" != "$host"; then # cross-compiling

  3444             # Default cross-compile location

  3445             ac_default_prefix=/usr/local/cross-tools/$host

  3446         else

  3447             # Look for the location of the tools and install there

  3448             if test "$BUILD_PREFIX" != ""; then

  3449                 ac_default_prefix=$BUILD_PREFIX

  3450             fi

  3451         fi

  3452         CheckDeclarationAfterStatement

  3453         CheckDummyVideo

  3454         CheckDiskAudio

  3455         CheckDummyAudio

  3456         CheckWINDOWS

  3457         CheckWINDOWSGL

  3458         CheckWINDOWSGLES

  3459         CheckVulkan

  3460         CheckDIRECTX

  3462         # Set up the core platform files

  3463         SOURCES="$SOURCES $srcdir/src/core/windows/*.c"

  3465         # Set up files for the video library

  3466         if test x$enable_video = xyes; then

  3467             AC_DEFINE(SDL_VIDEO_DRIVER_WINDOWS, 1, [ ])

  3468             SOURCES="$SOURCES $srcdir/src/video/windows/*.c"

  3469             have_video=yes

  3470             AC_ARG_ENABLE(render-d3d,

  3471 AC_HELP_STRING([--enable-render-d3d], [enable the Direct3D render driver [[default=yes]]]),

  3472                                 , enable_render_d3d=yes)

  3473             if test x$enable_render_d3d = xyes -a x$have_d3d = xyes; then

  3474                 AC_DEFINE(SDL_VIDEO_RENDER_D3D, 1, [ ])

  3475             fi

  3476             if test x$enable_render_d3d = xyes -a x$have_d3d11 = xyes; then

  3477                 AC_DEFINE(SDL_VIDEO_RENDER_D3D11, 1, [ ])

  3478             fi

  3479         fi

  3480         # Set up files for the audio library

  3481         if test x$enable_audio = xyes; then

  3482             AC_DEFINE(SDL_AUDIO_DRIVER_WINMM, 1, [ ])

  3483             SOURCES="$SOURCES $srcdir/src/audio/winmm/*.c"

  3484             if test x$have_dsound = xyes; then

  3485                 AC_DEFINE(SDL_AUDIO_DRIVER_DSOUND, 1, [ ])

  3486                 SOURCES="$SOURCES $srcdir/src/audio/directsound/*.c"

  3487             fi

  3488             if test x$have_xaudio2 = xyes; then

  3489                 AC_DEFINE(SDL_AUDIO_DRIVER_XAUDIO2, 1, [ ])

  3490                 SOURCES="$SOURCES $srcdir/src/audio/xaudio2/*.c"

  3491             fi

  3492             if test x$have_wasapi = xyes; then

  3493                 AC_DEFINE(SDL_AUDIO_DRIVER_WASAPI, 1, [ ])

  3494                 SOURCES="$SOURCES $srcdir/src/audio/wasapi/*.c"

  3495             fi

  3496             have_audio=yes

  3497         fi

  3498         # Set up files for the joystick library

  3499         if test x$enable_joystick = xyes; then

  3500             if test x$have_dinput = xyes -o x$have_xinput = xyes; then

  3501                 if test x$have_xinput = xyes; then

  3502                     AC_DEFINE(SDL_JOYSTICK_XINPUT, 1, [ ])

  3503                 fi

  3504                 if test x$have_dinput = xyes; then

  3505                     AC_DEFINE(SDL_JOYSTICK_DINPUT, 1, [ ])

  3506                     EXTRA_LDFLAGS="$EXTRA_LDFLAGS -ldinput8 -ldxguid -ldxerr8"

  3507                 fi

  3508             else

  3509                 AC_DEFINE(SDL_JOYSTICK_WINMM, 1, [ ])

  3510             fi

  3511             SOURCES="$SOURCES $srcdir/src/joystick/windows/*.c"

  3512             have_joystick=yes

  3513         fi

  3514         if test x$enable_haptic = xyes; then

  3515             if test x$have_dinput = xyes -o x$have_xinput = xyes; then

  3516                 if test x$have_xinput = xyes; then

  3517                     AC_DEFINE(SDL_HAPTIC_XINPUT, 1, [ ])

  3518                 fi

  3519                 if test x$have_dinput = xyes; then

  3520                     AC_DEFINE(SDL_HAPTIC_DINPUT, 1, [ ])

  3521                 fi

  3522                 SOURCES="$SOURCES $srcdir/src/haptic/windows/*.c"

  3523                 have_haptic=yes

  3524             fi

  3525         fi

  3526         if test x$enable_power = xyes; then

  3527             AC_DEFINE(SDL_POWER_WINDOWS, 1, [ ])

  3528             SOURCES="$SOURCES $srcdir/src/power/windows/SDL_syspower.c"

  3529             have_power=yes

  3530         fi

  3531         if test x$enable_filesystem = xyes; then

  3532             AC_DEFINE(SDL_FILESYSTEM_WINDOWS, 1, [ ])

  3533             SOURCES="$SOURCES $srcdir/src/filesystem/windows/SDL_sysfilesystem.c"

  3534             have_filesystem=yes

  3535         fi

  3536         # Set up files for the thread library

  3537         if test x$enable_threads = xyes; then

  3538             AC_DEFINE(SDL_THREAD_WINDOWS, 1, [ ])

  3539             SOURCES="$SOURCES $srcdir/src/thread/windows/*.c"

  3540             SOURCES="$SOURCES $srcdir/src/thread/generic/SDL_syscond.c"

  3541             have_threads=yes

  3542         fi

  3543         # Set up files for the timer library

  3544         if test x$enable_timers = xyes; then

  3545             AC_DEFINE(SDL_TIMER_WINDOWS, 1, [ ])

  3546             SOURCES="$SOURCES $srcdir/src/timer/windows/*.c"

  3547             have_timers=yes

  3548         fi

  3549         # Set up files for the shared object loading library

  3550         if test x$enable_loadso = xyes; then

  3551             AC_DEFINE(SDL_LOADSO_WINDOWS, 1, [ ])

  3552             SOURCES="$SOURCES $srcdir/src/loadso/windows/*.c"

  3553             have_loadso=yes

  3554         fi

  3555         # Set up the system libraries we need

  3556         if test -f /lib/w32api/libuuid.a; then

  3557             LIBUUID=/lib/w32api/libuuid.a

  3558         else

  3559             LIBUUID=-luuid

  3560         fi

  3561         EXTRA_LDFLAGS="$EXTRA_LDFLAGS -luser32 -lgdi32 -lwinmm -limm32 -lole32 -loleaut32 -lshell32 -lversion $LIBUUID -static-libgcc"

  3562         # The Windows platform requires special setup

  3563         VERSION_SOURCES="$srcdir/src/main/windows/*.rc"

  3564         SDLMAIN_SOURCES="$srcdir/src/main/windows/*.c"

  3565         SDL_CFLAGS="$SDL_CFLAGS -Dmain=SDL_main"

  3566         SDL_LIBS="-lSDL2main $SDL_LIBS -mwindows"

  3568         # Check to see if this is a mingw or cygwin build

  3569         have_mingw32=

  3570         AC_CHECK_LIB(mingw32, main, [have_mingw32=yes])

  3571         if test x$have_mingw32 = xyes; then

  3572             SDL_LIBS="-lmingw32 $SDL_LIBS"

  3573         else

  3574             SDL_LIBS="-lcygwin $SDL_LIBS"

  3575         fi

  3576         ;;

  3578     dnl BeOS support removed after SDL 2.0.1. Haiku still works.  --ryan.

  3579     *-*-beos*)

  3580         AC_MSG_ERROR([

  3581 *** BeOS support has been removed as of SDL 2.0.2.

  3582         ])

  3583         ;;

  3585     *-*-haiku*)

  3586         ARCH=haiku

  3587         ac_default_prefix=/boot/system

  3588         CheckDummyVideo

  3589         CheckDiskAudio

  3590         CheckDummyAudio

  3591         CheckDLOPEN

  3592         CheckHaikuVideo

  3593         CheckHaikuGL

  3594         CheckPTHREAD

  3596         # Set up files for the audio library

  3597         if test x$enable_audio = xyes; then

  3598             AC_DEFINE(SDL_AUDIO_DRIVER_HAIKU, 1, [ ])

  3599             SOURCES="$SOURCES $srcdir/src/audio/haiku/*.cc"

  3600             SUMMARY_audio="${SUMMARY_audio} haiku"

  3601             have_audio=yes

  3602         fi

  3603         # Set up files for the joystick library

  3604         if test x$enable_joystick = xyes; then

  3605             AC_DEFINE(SDL_JOYSTICK_HAIKU, 1, [ ])

  3606             SOURCES="$SOURCES $srcdir/src/joystick/haiku/*.cc"

  3607             have_joystick=yes

  3608         fi

  3609         # Set up files for the timer library

  3610         if test x$enable_timers = xyes; then

  3611             AC_DEFINE(SDL_TIMER_HAIKU, 1, [ ])

  3612             SOURCES="$SOURCES $srcdir/src/timer/haiku/*.c"

  3613             have_timers=yes

  3614         fi

  3615         # Set up files for the system power library

  3616         if test x$enable_power = xyes; then

  3617             AC_DEFINE(SDL_POWER_HAIKU, 1, [ ])

  3618             SOURCES="$SOURCES $srcdir/src/power/haiku/*.c"

  3619             have_power=yes

  3620         fi

  3621         # Set up files for the system filesystem library

  3622         if test x$enable_filesystem = xyes; then

  3623             AC_DEFINE(SDL_FILESYSTEM_HAIKU, 1, [ ])

  3624             SOURCES="$SOURCES $srcdir/src/filesystem/haiku/*.cc"

  3625             have_filesystem=yes

  3626         fi

  3627         # The Haiku platform requires special setup.

  3628         SOURCES="$srcdir/src/main/haiku/*.cc $SOURCES"

  3629         EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lroot -lbe -lmedia -lgame -ldevice -ltextencoding"

  3630         # Haiku's x86 spins use libstdc++.r4.so (for binary compat?), but

  3631         #  other spins, like x86-64, use a more standard "libstdc++.so.*"

  3632         AC_CHECK_FILE("/boot/system/lib/libstdc++.r4.so", EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lstdc++.r4", EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lstdc++")

  3633         ;;

  3634     arm*-apple-darwin*|*-ios-*)

  3635         ARCH=ios

  3637         CheckVisibilityHidden

  3638         CheckDeclarationAfterStatement

  3639         CheckDummyVideo

  3640         CheckDiskAudio

  3641         CheckDummyAudio

  3642         CheckDLOPEN

  3643         CheckPTHREAD

  3644         CheckVulkan

  3646         # Set up files for the audio library

  3647         if test x$enable_audio = xyes; then

  3648             AC_DEFINE(SDL_AUDIO_DRIVER_COREAUDIO, 1, [ ])

  3649             SOURCES="$SOURCES $srcdir/src/audio/coreaudio/*.m"

  3650             SUMMARY_audio="${SUMMARY_audio} coreaudio"

  3651             have_audio=yes

  3652         fi

  3653         # Set up files for the joystick library

  3654         if test x$enable_joystick = xyes; then

  3655             AC_DEFINE(SDL_JOYSTICK_MFI, 1, [ ])

  3656             SOURCES="$SOURCES $srcdir/src/joystick/iphoneos/*.m"

  3657             SOURCES="$SOURCES $srcdir/src/joystick/steam/*.c"

  3658             have_joystick=yes

  3659         fi

  3660         # Set up files for the haptic library

  3661         #if test x$enable_haptic = xyes; then

  3662         #    SOURCES="$SOURCES $srcdir/src/haptic/darwin/*.c"

  3663         #    have_haptic=yes

  3664         #    EXTRA_LDFLAGS="$EXTRA_LDFLAGS -Wl,-framework,ForceFeedback"

  3665         #fi

  3666         # Set up files for the power library

  3667         if test x$enable_power = xyes; then

  3668             AC_DEFINE(SDL_POWER_UIKIT, 1, [ ])

  3669             SOURCES="$SOURCES $srcdir/src/power/uikit/*.m"

  3670             have_power=yes

  3671         fi

  3672         # Set up files for the filesystem library

  3673         if test x$enable_filesystem = xyes; then

  3674             SOURCES="$SOURCES $srcdir/src/filesystem/cocoa/*.m"

  3675             have_filesystem=yes

  3676         fi

  3677         # Set up additional files for the file library

  3678         if test x$enable_file = xyes; then

  3679             AC_DEFINE(SDL_FILESYSTEM_COCOA, 1, [ ])

  3680             SOURCES="$SOURCES $srcdir/src/file/cocoa/*.m"

  3681         fi

  3682         # Set up files for the timer library

  3683         if test x$enable_timers = xyes; then

  3684             AC_DEFINE(SDL_TIMER_UNIX, 1, [ ])

  3685             SOURCES="$SOURCES $srcdir/src/timer/unix/*.c"

  3686             have_timers=yes

  3687         fi

  3688         # Set up other core UNIX files

  3689         SOURCES="$SOURCES $srcdir/src/core/unix/*.c"

  3690         # The iOS platform requires special setup.

  3691         AC_DEFINE(SDL_VIDEO_DRIVER_UIKIT, 1, [ ])

  3692         AC_DEFINE(SDL_VIDEO_OPENGL_ES2, 1, [ ])

  3693         AC_DEFINE(SDL_VIDEO_OPENGL_ES, 1, [ ])

  3694         AC_DEFINE(SDL_VIDEO_RENDER_OGL_ES, 1, [ ])

  3695         AC_DEFINE(SDL_VIDEO_RENDER_OGL_ES2, 1, [ ])

  3696         SOURCES="$SOURCES $srcdir/src/video/uikit/*.m"

  3697         EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lm -liconv -lobjc"

  3698         EXTRA_LDFLAGS="$EXTRA_LDFLAGS -Wl,-framework,AVFoundation"

  3699         EXTRA_LDFLAGS="$EXTRA_LDFLAGS -Wl,-framework,AudioToolbox"

  3700         EXTRA_LDFLAGS="$EXTRA_LDFLAGS -Wl,-framework,CoreAudio"

  3701         EXTRA_LDFLAGS="$EXTRA_LDFLAGS -Wl,-framework,CoreGraphics"

  3702         EXTRA_LDFLAGS="$EXTRA_LDFLAGS -Wl,-framework,CoreMotion"

  3703         EXTRA_LDFLAGS="$EXTRA_LDFLAGS -Wl,-framework,Foundation"

  3704         EXTRA_LDFLAGS="$EXTRA_LDFLAGS -Wl,-framework,GameController"

  3705         EXTRA_LDFLAGS="$EXTRA_LDFLAGS -Wl,-framework,OpenGLES"

  3706         EXTRA_LDFLAGS="$EXTRA_LDFLAGS -Wl,-framework,QuartzCore"

  3707         EXTRA_LDFLAGS="$EXTRA_LDFLAGS -Wl,-framework,UIKit"

  3708         ;;

  3709     *-*-darwin* )

  3710         # This could be either full "Mac OS X", or plain "Darwin" which is

  3711         # just the OS X kernel sans upper layers like Carbon and Cocoa.

  3712         # Next line is broken, and a few files below require Mac OS X (full)

  3713         ARCH=macosx

  3715         # Mac OS X builds with both the Carbon and OSX APIs at the moment

  3716         EXTRA_CFLAGS="$EXTRA_CFLAGS -DTARGET_API_MAC_CARBON"

  3717         EXTRA_CFLAGS="$EXTRA_CFLAGS -DTARGET_API_MAC_OSX"

  3719         CheckVisibilityHidden

  3720         CheckDeclarationAfterStatement

  3721         CheckDummyVideo

  3722         CheckDiskAudio

  3723         CheckDummyAudio

  3724         CheckDLOPEN

  3725         CheckCOCOA

  3726         CheckX11

  3727         CheckMacGL

  3728         CheckOpenGLX11

  3729         CheckVulkan

  3730         CheckPTHREAD

  3732         # Set up files for the audio library

  3733         if test x$enable_audio = xyes; then

  3734             AC_DEFINE(SDL_AUDIO_DRIVER_COREAUDIO, 1, [ ])

  3735             SOURCES="$SOURCES $srcdir/src/audio/coreaudio/*.m"

  3736             EXTRA_LDFLAGS="$EXTRA_LDFLAGS -Wl,-framework,CoreAudio -Wl,-framework,AudioToolbox"

  3737             SUMMARY_audio="${SUMMARY_audio} coreaudio"

  3738             have_audio=yes

  3739         fi

  3740         # Set up files for the joystick library

  3741         if test x$enable_joystick = xyes; then

  3742             AC_DEFINE(SDL_JOYSTICK_IOKIT, 1, [ ])

  3743             SOURCES="$SOURCES $srcdir/src/joystick/darwin/*.c"

  3744             have_joystick=yes

  3745         fi

  3746         # Set up files for the haptic library

  3747         if test x$enable_haptic = xyes; then

  3748             AC_DEFINE(SDL_HAPTIC_IOKIT, 1, [ ])

  3749             SOURCES="$SOURCES $srcdir/src/haptic/darwin/*.c"

  3750             EXTRA_LDFLAGS="$EXTRA_LDFLAGS -Wl,-framework,ForceFeedback"

  3751             have_haptic=yes

  3752         fi

  3753         # Set up files for the power library

  3754         if test x$enable_power = xyes; then

  3755             AC_DEFINE(SDL_POWER_MACOSX, 1, [ ])

  3756             SOURCES="$SOURCES $srcdir/src/power/macosx/*.c"

  3757             have_power=yes

  3758         fi

  3759         # Set up files for the filesystem library

  3760         if test x$enable_filesystem = xyes; then

  3761             AC_DEFINE(SDL_FILESYSTEM_COCOA, 1, [ ])

  3762             SOURCES="$SOURCES $srcdir/src/filesystem/cocoa/*.m"

  3763             have_filesystem=yes

  3764         fi

  3765         # Set up files for the timer library

  3766         if test x$enable_timers = xyes; then

  3767             AC_DEFINE(SDL_TIMER_UNIX, 1, [ ])

  3768             SOURCES="$SOURCES $srcdir/src/timer/unix/*.c"

  3769             have_timers=yes

  3770         fi

  3771         # Set up additional files for the file library

  3772         if test x$enable_file = xyes; then

  3773             SOURCES="$SOURCES $srcdir/src/file/cocoa/*.m"

  3774         fi

  3775         # Set up other core UNIX files

  3776         SOURCES="$SOURCES $srcdir/src/core/unix/*.c"

  3777         # The Mac OS X platform requires special setup.

  3778         EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lobjc"

  3779         EXTRA_LDFLAGS="$EXTRA_LDFLAGS -Wl,-framework,CoreVideo"

  3780         EXTRA_LDFLAGS="$EXTRA_LDFLAGS -Wl,-framework,Cocoa"

  3781         EXTRA_LDFLAGS="$EXTRA_LDFLAGS -Wl,-framework,Carbon"

  3782         EXTRA_LDFLAGS="$EXTRA_LDFLAGS -Wl,-framework,IOKit"

  3783         ;;

  3784     *-nacl|*-pnacl)

  3785         ARCH=nacl

  3786         CheckNativeClient

  3787         CheckDummyAudio

  3788         CheckDummyVideo

  3789         CheckInputEvents

  3790         CheckPTHREAD

  3792         # Set up files for the timer library

  3793         if test x$enable_timers = xyes; then

  3794             AC_DEFINE(SDL_TIMER_UNIX, 1, [ ])

  3795             SOURCES="$SOURCES $srcdir/src/timer/unix/*.c"

  3796             have_timers=yes

  3797         fi

  3799         if test x$enable_filesystem = xyes; then

  3800             AC_DEFINE(SDL_FILESYSTEM_NACL, 1, [ ])

  3801             SOURCES="$SOURCES $srcdir/src/filesystem/nacl/*.c"

  3802             have_filesystem=yes

  3803         fi

  3804         ;;

  3805     *-*-emscripten* )

  3806         if test x$enable_video = xyes; then

  3807             AC_DEFINE(SDL_VIDEO_DRIVER_EMSCRIPTEN, 1, [ ])

  3808             SOURCES="$SOURCES $srcdir/src/video/emscripten/*.c"

  3809             have_video=yes

  3810             SUMMARY_video="${SUMMARY_video} emscripten"

  3811         fi

  3813         if test x$enable_audio = xyes; then

  3814             AC_DEFINE(SDL_AUDIO_DRIVER_EMSCRIPTEN, 1, [ ])

  3815             SOURCES="$SOURCES $srcdir/src/audio/emscripten/*.c"

  3816             have_audio=yes

  3817             SUMMARY_audio="${SUMMARY_audio} emscripten"

  3818         fi

  3820         CheckVisibilityHidden

  3821         CheckDeclarationAfterStatement

  3822         CheckDummyVideo

  3823         CheckDiskAudio

  3824         CheckDummyAudio

  3825         CheckDLOPEN

  3826         CheckClockGettime

  3827         CheckEmscriptenGLES

  3829          # Set up files for the power library

  3830         if test x$enable_power = xyes; then

  3831             AC_DEFINE(SDL_POWER_EMSCRIPTEN, 1, [ ])

  3832             SOURCES="$SOURCES $srcdir/src/power/emscripten/*.c"

  3833             have_power=yes

  3834         fi

  3836         # Set up files for the power library

  3837         if test x$enable_joystick = xyes; then

  3838             AC_DEFINE(SDL_JOYSTICK_EMSCRIPTEN, 1, [ ])

  3839             SOURCES="$SOURCES $srcdir/src/joystick/emscripten/*.c"

  3840             have_joystick=yes

  3841         fi

  3843         # Set up files for the filesystem library

  3844         if test x$enable_filesystem = xyes; then

  3845             AC_DEFINE(SDL_FILESYSTEM_EMSCRIPTEN, 1, [ ])

  3846             SOURCES="$SOURCES $srcdir/src/filesystem/emscripten/*.c"

  3847             have_filesystem=yes

  3848         fi

  3849         # Set up files for the timer library

  3850         if test x$enable_timers = xyes; then

  3851             AC_DEFINE(SDL_TIMER_UNIX, 1, [ ])

  3852             SOURCES="$SOURCES $srcdir/src/timer/unix/*.c"

  3853             have_timers=yes

  3854         fi

  3855         ;;

  3856     *)

  3857         AC_MSG_ERROR([

  3858 *** Unsupported host:  Please add to configure.in

  3859         ])

  3860         ;;

  3861 esac

  3863 # Verify that we have all the platform specific files we need

  3865 if test x$have_joystick != xyes; then

  3866     if test x$enable_joystick = xyes; then

  3867         AC_DEFINE(SDL_JOYSTICK_DISABLED, 1, [ ])

  3868     fi

  3869     SOURCES="$SOURCES $srcdir/src/joystick/dummy/*.c"

  3870 fi

  3871 if test x$have_haptic != xyes; then

  3872     if test x$enable_haptic = xyes; then

  3873         AC_DEFINE(SDL_HAPTIC_DISABLED, 1, [ ])

  3874     fi

  3875     SOURCES="$SOURCES $srcdir/src/haptic/dummy/*.c"

  3876 fi

  3877 if test x$have_threads != xyes; then

  3878     if test x$enable_threads = xyes; then

  3879         AC_DEFINE(SDL_THREADS_DISABLED, 1, [ ])

  3880     fi

  3881     SOURCES="$SOURCES $srcdir/src/thread/generic/*.c"

  3882 fi

  3883 if test x$have_timers != xyes; then

  3884     if test x$enable_timers = xyes; then

  3885         AC_DEFINE(SDL_TIMERS_DISABLED, 1, [ ])

  3886     fi

  3887     SOURCES="$SOURCES $srcdir/src/timer/dummy/*.c"

  3888 fi

  3889 if test x$have_filesystem != xyes; then

  3890     if test x$enable_filesystem = xyes; then

  3891         AC_DEFINE(SDL_FILESYSTEM_DISABLED, 1, [ ])

  3892     fi

  3893     SOURCES="$SOURCES $srcdir/src/filesystem/dummy/*.c"

  3894 fi

  3895 if test x$have_loadso != xyes; then

  3896     if test x$enable_loadso = xyes; then

  3897         AC_DEFINE(SDL_LOADSO_DISABLED, 1, [ ])

  3898     fi

  3899     SOURCES="$SOURCES $srcdir/src/loadso/dummy/*.c"

  3900 fi

  3901 if test x$SDLMAIN_SOURCES = x; then

  3902     SDLMAIN_SOURCES="$srcdir/src/main/dummy/*.c"

  3903 fi

  3904 SDLTEST_SOURCES="$srcdir/src/test/*.c"

  3906 if test x$video_wayland = xyes; then

  3907     WAYLAND_CORE_PROTOCOL_SOURCE='$(gen)/wayland-protocol.c'

  3908     WAYLAND_CORE_PROTOCOL_HEADER='$(gen)/wayland-client-protocol.h'

  3909     WAYLAND_PROTOCOLS_UNSTABLE_SOURCES=`echo $WAYLAND_PROTOCOLS_UNSTABLE |\

  3910         sed 's,[[^ ]]\+,\\$(gen)/&-protocol.c,g'`

  3911     WAYLAND_PROTOCOLS_UNSTABLE_HEADERS=`echo $WAYLAND_PROTOCOLS_UNSTABLE |\

  3912         sed 's,[[^ ]]\+,\\$(gen)/&-client-protocol.h,g'`

  3913     GEN_SOURCES="$GEN_SOURCES $WAYLAND_CORE_PROTOCOL_SOURCE $WAYLAND_PROTOCOLS_UNSTABLE_SOURCES"

  3914     GEN_HEADERS="$GEN_HEADERS $WAYLAND_CORE_PROTOCOL_HEADER $WAYLAND_PROTOCOLS_UNSTABLE_HEADERS"

  3916     WAYLAND_CORE_PROTOCOL_SOURCE_DEPENDS="

  3917 $WAYLAND_CORE_PROTOCOL_SOURCE: $WAYLAND_CORE_PROTOCOL_DIR/wayland.xml

  3918 	\$(SHELL) \$(auxdir)/mkinstalldirs \$(gen)

  3919 	\$(RUN_CMD_GEN)\$(WAYLAND_SCANNER) code \$< \$@"

  3921     WAYLAND_CORE_PROTOCOL_HEADER_DEPENDS="

  3922 $WAYLAND_CORE_PROTOCOL_HEADER: $WAYLAND_CORE_PROTOCOL_DIR/wayland.xml

  3923 	\$(SHELL) \$(auxdir)/mkinstalldirs \$(gen)

  3924 	\$(RUN_CMD_GEN)\$(WAYLAND_SCANNER) client-header \$< \$@"

  3926     WAYLAND_CORE_PROTOCOL_OBJECT="

  3927 \$(objects)/`echo $WAYLAND_CORE_PROTOCOL_SOURCE | sed 's/\$(gen)\/\(.*\).c$/\1.lo/'`: $WAYLAND_CORE_PROTOCOL_SOURCE

  3928 	\$(RUN_CMD_CC)\$(LIBTOOL) --tag=CC --mode=compile \$(CC) \$(CFLAGS) \$(EXTRA_CFLAGS) $DEPENDENCY_TRACKING_OPTIONS -c \$< -o \$@"

  3930     WAYLAND_PROTOCOLS_CLIENT_HEADER_UNSTABLE_DEPENDS=`for p in $WAYLAND_PROTOCOLS_UNSTABLE;\

  3931         do echo ; echo \$p | sed\

  3932         "s,^\\([[a-z\\-]]\\+\\)-unstable-\\(v[[0-9]]\+\\)\$,\\$(gen)/&-client-protocol.h: $WAYLAND_PROTOCOLS_DIR/unstable/\1/&.xml\\\\

  3933 	\\$(SHELL) \\$(auxdir)/mkinstalldirs \\$(gen)\\\\

  3934 	\\$(RUN_CMD_GEN)\\$(WAYLAND_SCANNER) client-header \\$< \\$@," ; done`

  3936     WAYLAND_PROTOCOLS_CODE_UNSTABLE_DEPENDS=`for p in $WAYLAND_PROTOCOLS_UNSTABLE;\

  3937         do echo ; echo \$p | sed\

  3938         "s,^\\([[a-z\\-]]\\+\\)-unstable-\\(v[[0-9]]\+\\)\$,\\$(gen)/&-protocol.c: $WAYLAND_PROTOCOLS_DIR/unstable/\1/&.xml\\\\

  3939 	\\$(SHELL) \\$(auxdir)/mkinstalldirs \\$(gen)\\\\

  3940 	\\$(RUN_CMD_GEN)\\$(WAYLAND_SCANNER) code \\$< \\$@," ; done`

  3942     WAYLAND_PROTOCOLS_OBJECTS_UNSTABLE=`for p in $WAYLAND_PROTOCOLS_UNSTABLE;\

  3943         do echo ; echo \$p | sed\

  3944         "s,^\\([[a-z\\-]]\\+\\)-unstable-\\(v[[0-9]]\+\\)\$,\\\$(objects)/&-protocol.lo: \\$(gen)/&-protocol.c \\$(gen)/&-client-protocol.h\\\\

  3945 	\\$(RUN_CMD_CC)\\$(LIBTOOL) --tag=CC --mode=compile \\$(CC) \\$(CFLAGS) \\$(EXTRA_CFLAGS) $DEPENDENCY_TRACKING_OPTIONS -c \\$< -o \\$@," ; done`

  3947     WAYLAND_PROTOCOLS_DEPENDS="

  3948 $WAYLAND_CORE_PROTOCOL_SOURCE_DEPENDS

  3949 $WAYLAND_CORE_PROTOCOL_HEADER_DEPENDS

  3950 $WAYLAND_CORE_PROTOCOL_OBJECT

  3951 $WAYLAND_PROTOCOLS_CLIENT_HEADER_UNSTABLE_DEPENDS

  3952 $WAYLAND_PROTOCOLS_CODE_UNSTABLE_DEPENDS

  3953 $WAYLAND_PROTOCOLS_OBJECTS_UNSTABLE

  3954 "

  3955 fi

  3957 OBJECTS=`echo $SOURCES`

  3958 DEPENDS=`echo $SOURCES | tr ' ' '\n'`

  3959 for EXT in asm cc m c S; do

  3960     OBJECTS=`echo "$OBJECTS" | sed 's,[[^ ]]*/\([[^ ]]*\)\.'$EXT',$(objects)/\1.lo,g'`

  3961     DEPENDS=`echo "$DEPENDS" | sed "s,^\\([[^ ]]*\\)/\\([[^ ]]*\\)\\.$EXT\\$,\\\\

  3962 \\$(objects)/\\2.lo: \\1/\\2.$EXT\\\\

  3963 	\\$(RUN_CMD_CC)\\$(LIBTOOL) --tag=CC --mode=compile \\$(CC) \\$(CFLAGS) \\$(EXTRA_CFLAGS) $DEPENDENCY_TRACKING_OPTIONS -c \\$< -o \\$@,g"`

  3964 done

  3966 GEN_OBJECTS=`echo "$GEN_SOURCES" | sed 's,[[^ ]]*/\([[^ ]]*\)\.c,$(objects)/\1.lo,g'`

  3968 VERSION_OBJECTS=`echo $VERSION_SOURCES`

  3969 VERSION_DEPENDS=`echo $VERSION_SOURCES`

  3970 VERSION_OBJECTS=`echo "$VERSION_OBJECTS" | sed 's,[[^ ]]*/\([[^ ]]*\)\.rc,$(objects)/\1.o,g'`

  3971 VERSION_DEPENDS=`echo "$VERSION_DEPENDS" | sed "s,\\([[^ ]]*\\)/\\([[^ ]]*\\)\\.rc,\\\\

  3972 \\$(objects)/\\2.o: \\1/\\2.rc\\\\

  3973 	\\$(WINDRES) \\$< \\$@,g"`

  3975 SDLMAIN_OBJECTS=`echo $SDLMAIN_SOURCES`

  3976 SDLMAIN_DEPENDS=`echo $SDLMAIN_SOURCES`

  3977 SDLMAIN_OBJECTS=`echo "$SDLMAIN_OBJECTS" | sed 's,[[^ ]]*/\([[^ ]]*\)\.c,$(objects)/\1.lo,g'`

  3978 SDLMAIN_DEPENDS=`echo "$SDLMAIN_DEPENDS" | sed "s,\\([[^ ]]*\\)/\\([[^ ]]*\\)\\.c,\\\\

  3979 \\$(objects)/\\2.lo: \\1/\\2.c\\\\

  3980 	\\$(RUN_CMD_CC)\\$(LIBTOOL) --tag=CC --mode=compile \\$(CC) \\$(CFLAGS) \\$(EXTRA_CFLAGS) $DEPENDENCY_TRACKING_OPTIONS -c \\$< -o \\$@,g"`

  3982 SDLTEST_OBJECTS=`echo $SDLTEST_SOURCES`

  3983 SDLTEST_DEPENDS=`echo $SDLTEST_SOURCES`

  3984 SDLTEST_OBJECTS=`echo "$SDLTEST_OBJECTS" | sed 's,[[^ ]]*/\([[^ ]]*\)\.c,$(objects)/\1.lo,g'`

  3985 SDLTEST_DEPENDS=`echo "$SDLTEST_DEPENDS" | sed "s,\\([[^ ]]*\\)/\\([[^ ]]*\\)\\.c,\\\\

  3986 \\$(objects)/\\2.lo: \\1/\\2.c\\\\

  3987 	\\$(RUN_CMD_CC)\\$(LIBTOOL) --tag=CC --mode=compile \\$(CC) \\$(CFLAGS) \\$(EXTRA_CFLAGS) $DEPENDENCY_TRACKING_OPTIONS -c \\$< -o \\$@,g"`

  3989 # Set runtime shared library paths as needed

  3991 if test "x$enable_rpath" = "xyes"; then

  3992   if test $ARCH = bsdi -o $ARCH = freebsd -o $ARCH = linux -o $ARCH = netbsd; then

  3993     SDL_RLD_FLAGS="-Wl,-rpath,\${libdir}"

  3995     AC_MSG_CHECKING(for linker option --enable-new-dtags)

  3996     have_enable_new_dtags=no

  3997     save_LDFLAGS="$LDFLAGS"

  3998     LDFLAGS="$LDFLAGS -Wl,--enable-new-dtags"

  3999     AC_TRY_LINK([

  4000     ],[

  4001     ],[

  4002     have_enable_new_dtags=yes

  4003     SDL_RLD_FLAGS="$SDL_RLD_FLAGS -Wl,--enable-new-dtags"

  4004     ])

  4005     LDFLAGS="$save_LDFLAGS"

  4006     AC_MSG_RESULT($have_enable_new_dtags)

  4007   fi

  4008   if test $ARCH = solaris; then

  4009     SDL_RLD_FLAGS="-R\${libdir}"

  4010   fi

  4011 else

  4012   SDL_RLD_FLAGS=""

  4013 fi

  4015 SDL_STATIC_LIBS="$SDL_LIBS $EXTRA_LDFLAGS"

  4017 dnl Expand the cflags and libraries needed by apps using SDL

  4018 AC_SUBST(SDL_CFLAGS)

  4019 AC_SUBST(SDL_LIBS)

  4020 AC_SUBST(SDL_STATIC_LIBS)

  4021 AC_SUBST(SDL_RLD_FLAGS)

  4022 if test x$enable_shared = xyes; then

  4023     ENABLE_SHARED_TRUE=

  4024     ENABLE_SHARED_FALSE="#"

  4025 else

  4026     ENABLE_SHARED_TRUE="#"

  4027     ENABLE_SHARED_FALSE=

  4028 fi

  4029 if test x$enable_static = xyes; then

  4030     ENABLE_STATIC_TRUE=

  4031     ENABLE_STATIC_FALSE="#"

  4032 else

  4033     ENABLE_STATIC_TRUE="#"

  4034     ENABLE_STATIC_FALSE=

  4035 fi

  4036 AC_SUBST(ENABLE_SHARED_TRUE)

  4037 AC_SUBST(ENABLE_SHARED_FALSE)

  4038 AC_SUBST(ENABLE_STATIC_TRUE)

  4039 AC_SUBST(ENABLE_STATIC_FALSE)

  4041 dnl Expand the sources and objects needed to build the library

  4042 AC_SUBST(ac_aux_dir)

  4043 AC_SUBST(INCLUDE)

  4044 AC_SUBST(OBJECTS)

  4045 AC_SUBST(GEN_HEADERS)

  4046 AC_SUBST(GEN_OBJECTS)

  4047 AC_SUBST(VERSION_OBJECTS)

  4048 AC_SUBST(SDLMAIN_OBJECTS)

  4049 AC_SUBST(SDLTEST_OBJECTS)

  4050 AC_SUBST(BUILD_CFLAGS)

  4051 AC_SUBST(EXTRA_CFLAGS)

  4052 AC_SUBST(BUILD_LDFLAGS)

  4053 AC_SUBST(EXTRA_LDFLAGS)

  4054 AC_SUBST(WINDRES)

  4055 AC_SUBST(WAYLAND_SCANNER)

  4057 cat >Makefile.rules <<__EOF__

  4059 # Build rules for objects

  4060 -include \$(OBJECTS:.lo=.d)

  4062 # Special dependency for SDL.c, since it depends on SDL_revision.h

  4063 $srcdir/src/SDL.c: update-revision

  4064 $DEPENDS

  4065 $VERSION_DEPENDS

  4066 $SDLMAIN_DEPENDS

  4067 $SDLTEST_DEPENDS

  4068 $WAYLAND_PROTOCOLS_DEPENDS

  4069 __EOF__

  4071 AC_CONFIG_FILES([

  4072     Makefile:Makefile.in:Makefile.rules sdl2-config sdl2-config.cmake SDL2.spec sdl2.pc

  4073 ])

  4074 AC_CONFIG_COMMANDS([sdl2_config],[chmod a+x sdl2-config])

  4076 SUMMARY="SDL2 Configure Summary:\n"

  4077 if test x$enable_shared = xyes; then

  4078     SUMMARY="${SUMMARY}Building Shared Libraries\n"

  4079 fi

  4080 if test x$enable_static = xyes; then

  4081     SUMMARY="${SUMMARY}Building Static Libraries\n"

  4082 fi

  4083 SUMMARY="${SUMMARY}Enabled modules :${SUMMARY_modules}\n"

  4084 SUMMARY="${SUMMARY}Assembly Math   :${SUMMARY_math}\n"

  4085 SUMMARY="${SUMMARY}Audio drivers   :${SUMMARY_audio}\n"

  4086 SUMMARY="${SUMMARY}Video drivers   :${SUMMARY_video}\n"

  4087 if test x$have_x = xyes; then

  4088     SUMMARY="${SUMMARY}X11 libraries   :${SUMMARY_video_x11}\n"

  4089 fi

  4090 SUMMARY="${SUMMARY}Input drivers   :${SUMMARY_input}\n"

  4091 if test x$have_samplerate_h_hdr = xyes; then

  4092     SUMMARY="${SUMMARY}Using libsamplerate : YES\n"

  4093 else

  4094     SUMMARY="${SUMMARY}Using libsamplerate : NO\n"

  4095 fi

  4096 if test x$have_libudev_h_hdr = xyes; then

  4097     SUMMARY="${SUMMARY}Using libudev       : YES\n"

  4098 else

  4099     SUMMARY="${SUMMARY}Using libudev       : NO\n"

  4100 fi

  4101 if test x$have_dbus_dbus_h_hdr = xyes; then

  4102     SUMMARY="${SUMMARY}Using dbus          : YES\n"

  4103 else

  4104     SUMMARY="${SUMMARY}Using dbus          : NO\n"

  4105 fi

  4106 if test x$enable_ime = xyes; then

  4107     SUMMARY="${SUMMARY}Using ime           : YES\n"

  4108 else

  4109     SUMMARY="${SUMMARY}Using ime           : NO\n"

  4110 fi

  4111 if test x$have_ibus_ibus_h_hdr = xyes; then

  4112     SUMMARY="${SUMMARY}Using ibus          : YES\n"

  4113 else

  4114     SUMMARY="${SUMMARY}Using ibus          : NO\n"

  4115 fi

  4116 if test x$have_fcitx_frontend_h_hdr = xyes; then

  4117     SUMMARY="${SUMMARY}Using fcitx         : YES\n"

  4118 else

  4119     SUMMARY="${SUMMARY}Using fcitx         : NO\n"

  4120 fi

  4121 AC_CONFIG_COMMANDS([summary], [echo -en "$SUMMARY"], [SUMMARY="$SUMMARY"])

  4123 AC_OUTPUT

author	Sam Lantinga <slouken@libsdl.org>
	Sat, 04 Nov 2017 21:58:48 -0700
changeset 11687	e968d755a760
parent 11684	eccdf37f8996
child 11702	cf166abbde4a
permissions	-rw-r--r--