configure.in
author mastermind <denis.barkar@gmail.com>
Wed, 10 Sep 2014 08:54:01 -0700
changeset 9127 a8c38ed1a674
parent 9121 00d99eff96a6
child 9155 dfeb88fc5a9d
permissions -rw-r--r--
Freescale i.MX6 video driver
---
CMakeLists.txt | 2 +
cmake/sdlchecks.cmake | 20 +++
configure | 51 +++++++
configure.in | 28 ++++
include/SDL_config.h.cmake | 1 +
include/SDL_config.h.in | 1 +
src/video/SDL_sysvideo.h | 3 +
src/video/SDL_video.c | 3 +
src/video/mx6/SDL_mx6events.c | 45 ++++++
src/video/mx6/SDL_mx6events_c.h | 31 +++++
src/video/mx6/SDL_mx6opengles.c | 211 ++++++++++++++++++++++++++++
src/video/mx6/SDL_mx6opengles.h | 68 +++++++++
src/video/mx6/SDL_mx6video.c | 301 ++++++++++++++++++++++++++++++++++++++++
src/video/mx6/SDL_mx6video.h | 78 +++++++++++
14 files changed, 843 insertions(+)
create mode 100644 src/video/mx6/SDL_mx6events.c
create mode 100644 src/video/mx6/SDL_mx6events_c.h
create mode 100644 src/video/mx6/SDL_mx6opengles.c
create mode 100644 src/video/mx6/SDL_mx6opengles.h
create mode 100644 src/video/mx6/SDL_mx6video.c
create mode 100644 src/video/mx6/SDL_mx6video.h
     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])
     6 
     7 dnl Save the CFLAGS to see whether they were passed in or generated
     8 orig_CFLAGS="$CFLAGS"
     9 
    10 dnl Set various version strings - taken gratefully from the GTk sources
    11 #
    12 # Making releases:
    13 # Edit include/SDL_version.h and change the version, then:
    14 #   SDL_MICRO_VERSION += 1;
    15 #   SDL_INTERFACE_AGE += 1;
    16 #   SDL_BINARY_AGE += 1;
    17 # if any functions have been added, set SDL_INTERFACE_AGE to 0.
    18 # if backwards compatibility has been broken,
    19 # set SDL_BINARY_AGE and SDL_INTERFACE_AGE to 0.
    20 #
    21 SDL_MAJOR_VERSION=2
    22 SDL_MINOR_VERSION=0
    23 SDL_MICRO_VERSION=4
    24 SDL_INTERFACE_AGE=0
    25 SDL_BINARY_AGE=4
    26 SDL_VERSION=$SDL_MAJOR_VERSION.$SDL_MINOR_VERSION.$SDL_MICRO_VERSION
    27 
    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)
    34 
    35 # libtool versioning
    36 LT_INIT([win32-dll])
    37 
    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 - $SDL_INTERFACE_AGE`
    42 m4_pattern_allow([^LT_])
    43 
    44 AC_SUBST(LT_RELEASE)
    45 AC_SUBST(LT_CURRENT)
    46 AC_SUBST(LT_REVISION)
    47 AC_SUBST(LT_AGE)
    48 
    49 dnl Detect the canonical build and host environments
    50 dnl AC_CANONICAL_HOST
    51 
    52 dnl Check for tools
    53 AC_PROG_LIBTOOL
    54 AC_PROG_CC
    55 AC_PROG_CXX
    56 AC_PROG_INSTALL
    57 AC_PROG_MAKE_SET
    58 AC_CHECK_TOOL(WINDRES, [windres], [:])
    59 
    60 dnl Make sure that srcdir is a full pathname
    61 case "$host" in
    62     *-*-mingw32*)
    63         # Except on msys, where make can't handle full pathnames (bug 1972)
    64         ;;
    65     *)
    66         srcdir=`cd $srcdir && pwd`
    67         ;;
    68 esac
    69 
    70 dnl Set up the compiler and linker flags
    71 INCLUDE="-I$srcdir/include"
    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"
    89 
    90         AC_TRY_COMPILE([
    91         ],[
    92         ],[
    93         have_no_cygwin=yes
    94         ])
    95         AC_MSG_RESULT($have_no_cygwin)
    96         CFLAGS="$save_CFLAGS"
    97 
    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"
   130 
   131 dnl set this to use on systems that use lib64 instead of lib
   132 base_libdir=`echo \${libdir} | sed 's/.*\/\(.*\)/\1/; q'`
   133 
   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 $gcc_bin_path $gcc_lib_path $env_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 $lib
   149             return
   150         fi
   151     done
   152 }
   153 
   154 dnl Check for compiler characteristics
   155 AC_C_CONST
   156 AC_C_INLINE
   157 AC_C_VOLATILE
   158 
   159 dnl See whether we want assertions for debugging/sanity checking SDL itself.
   160 AC_ARG_ENABLE(assertions,
   161 AC_HELP_STRING([--enable-assertions],
   162                [Enable internal sanity checks (auto/disabled/release/enabled/paranoid) [[default=auto]]]),
   163               , enable_assertions=auto)
   164 case "$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
   183 
   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)
   201 
   202     if test x$have_gcc_mmd_mt = xyes; then
   203         DEPENDENCY_TRACKING_OPTIONS="-MMD -MT \$@"
   204     fi
   205 fi
   206 
   207 AC_MSG_CHECKING(for linker option --no-undefined)
   208 have_no_undefined=no
   209 case "$host" in
   210     dnl Skip this on platforms where it is just simply busted.
   211     *-*-openbsd*)
   212         ;;
   213 
   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($have_no_undefined)
   227 
   228 dnl See whether we are allowed to use the system C library
   229 AC_ARG_ENABLE(libc,
   230 AC_HELP_STRING([--enable-libc], [Use the system C library [[default=yes]]]),
   231               , enable_libc=yes)
   232 if test x$enable_libc = xyes; then
   233     AC_DEFINE(HAVE_LIBC, 1, [ ])
   234 
   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 inttypes.h stdint.h ctype.h math.h iconv.h signal.h)
   238 
   239     dnl Check for typedefs, structures, etc.
   240     AC_TYPE_SIZE_T
   241 
   242     dnl Check for defines
   243     AC_CHECK_DEFINE(M_PI, math.h)
   244 
   245     dnl Checks for library functions.
   246     case "$host" in
   247     *-*-cygwin* | *-*-mingw32*)
   248         ;;
   249     *)
   250         AC_FUNC_ALLOCA
   251         ;;
   252     esac
   253 
   254     AC_FUNC_MEMCMP
   255     if test x$ac_cv_func_memcmp_working = xyes; then
   256         AC_DEFINE(HAVE_MEMCMP, 1, [ ])
   257     fi
   258     AC_FUNC_STRTOD
   259     if test x$ac_cv_func_strtod = xyes; then
   260         AC_DEFINE(HAVE_STRTOD, 1, [ ])
   261     fi
   262     AC_CHECK_FUNC(mprotect,
   263         AC_TRY_COMPILE([
   264           #include <sys/types.h>
   265           #include <sys/mman.h>
   266         ],[
   267         ],[
   268         AC_DEFINE(HAVE_MPROTECT, 1, [ ])
   269         ]),
   270     )
   271     AC_CHECK_FUNCS(malloc calloc realloc free getenv setenv putenv unsetenv qsort abs bcopy memset memcpy memmove strlen strlcpy strlcat strdup _strrev _strupr _strlwr strchr strrchr strstr itoa _ltoa _uitoa _ultoa strtol strtoul _i64toa _ui64toa strtoll strtoull atoi atof strcmp strncmp _stricmp strcasecmp _strnicmp strncasecmp vsscanf vsnprintf fseeko fseeko64 sigaction setjmp nanosleep sysconf sysctlbyname)
   272 
   273     AC_CHECK_LIB(m, pow, [LIBS="$LIBS -lm"; EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lm"])
   274     AC_CHECK_FUNCS(atan atan2 acos asin ceil copysign cos cosf fabs floor log pow scalbn sin sinf sqrt sqrtf tan tanf)
   275 
   276     AC_CHECK_LIB(iconv, iconv_open, [LIBS="$LIBS -liconv"; EXTRA_LDFLAGS="$EXTRA_LDFLAGS -liconv"])
   277     AC_CHECK_FUNCS(iconv)
   278 
   279     AC_CHECK_MEMBER(struct sigaction.sa_sigaction,[AC_DEFINE(HAVE_SA_SIGACTION)], ,[#include <signal.h>])
   280 fi
   281 
   282 dnl AC_CHECK_SIZEOF(void*)
   283 
   284 dnl See whether we can use gcc atomic operations on this architecture
   285 AC_ARG_ENABLE(gcc-atomics,
   286 AC_HELP_STRING([--enable-gcc-atomics],
   287                [Use gcc builtin atomics [[default=yes]]]),
   288               , enable_gcc_atomics=yes)
   289 if test x$enable_gcc_atomics = xyes; then
   290     have_gcc_atomics=no
   291     AC_MSG_CHECKING(for GCC builtin atomic operations)
   292     AC_TRY_LINK([
   293     ],[
   294     int a;
   295     void *x, *y, *z;
   296     __sync_lock_test_and_set(&a, 4);
   297     __sync_lock_test_and_set(&x, y);
   298     __sync_fetch_and_add(&a, 1);
   299     __sync_bool_compare_and_swap(&a, 5, 10);
   300     __sync_bool_compare_and_swap(&x, y, z);
   301     ],[
   302     have_gcc_atomics=yes
   303     ])
   304     AC_MSG_RESULT($have_gcc_atomics)
   305 
   306     if test x$have_gcc_atomics = xyes; then
   307         AC_DEFINE(HAVE_GCC_ATOMICS, 1, [ ])
   308     else
   309         # See if we have the minimum operation needed for GCC atomics
   310         AC_TRY_LINK([
   311         ],[
   312         int a;
   313         __sync_lock_test_and_set(&a, 1);
   314         __sync_lock_release(&a);
   315         ],[
   316         have_gcc_sync_lock_test_and_set=yes
   317         ])
   318         if test x$have_gcc_sync_lock_test_and_set = xyes; then
   319             AC_DEFINE(HAVE_GCC_SYNC_LOCK_TEST_AND_SET, 1, [ ])
   320         fi
   321     fi
   322 fi
   323 
   324 # Standard C sources
   325 SOURCES="$SOURCES $srcdir/src/*.c"
   326 SOURCES="$SOURCES $srcdir/src/atomic/*.c"
   327 SOURCES="$SOURCES $srcdir/src/audio/*.c"
   328 SOURCES="$SOURCES $srcdir/src/cpuinfo/*.c"
   329 SOURCES="$SOURCES $srcdir/src/dynapi/*.c"
   330 SOURCES="$SOURCES $srcdir/src/events/*.c"
   331 SOURCES="$SOURCES $srcdir/src/file/*.c"
   332 SOURCES="$SOURCES $srcdir/src/haptic/*.c"
   333 SOURCES="$SOURCES $srcdir/src/joystick/*.c"
   334 SOURCES="$SOURCES $srcdir/src/libm/*.c"
   335 SOURCES="$SOURCES $srcdir/src/power/*.c"
   336 #SOURCES="$SOURCES $srcdir/src/filesystem/*.c"
   337 SOURCES="$SOURCES $srcdir/src/render/*.c"
   338 SOURCES="$SOURCES $srcdir/src/render/*/*.c"
   339 SOURCES="$SOURCES $srcdir/src/stdlib/*.c"
   340 SOURCES="$SOURCES $srcdir/src/thread/*.c"
   341 SOURCES="$SOURCES $srcdir/src/timer/*.c"
   342 SOURCES="$SOURCES $srcdir/src/video/*.c"
   343 
   344 dnl Enable/disable various subsystems of the SDL library
   345 
   346 AC_ARG_ENABLE(atomic,
   347 AC_HELP_STRING([--enable-atomic], [Enable the atomic operations subsystem [[default=yes]]]),
   348               , enable_atomic=yes)
   349 if test x$enable_atomic != xyes; then
   350     AC_DEFINE(SDL_ATOMIC_DISABLED, 1, [ ])
   351 else
   352     SUMMARY_modules="${SUMMARY_modules} atomic"
   353 fi
   354 AC_ARG_ENABLE(audio,
   355 AC_HELP_STRING([--enable-audio], [Enable the audio subsystem [[default=yes]]]),
   356               , enable_audio=yes)
   357 if test x$enable_audio != xyes; then
   358     AC_DEFINE(SDL_AUDIO_DISABLED, 1, [ ])
   359 else
   360     SUMMARY_modules="${SUMMARY_modules} audio"
   361 fi
   362 AC_ARG_ENABLE(video,
   363 AC_HELP_STRING([--enable-video], [Enable the video subsystem [[default=yes]]]),
   364               , enable_video=yes)
   365 if test x$enable_video != xyes; then
   366     AC_DEFINE(SDL_VIDEO_DISABLED, 1, [ ])
   367 else
   368     SUMMARY_modules="${SUMMARY_modules} video"
   369 fi
   370 AC_ARG_ENABLE(render,
   371 AC_HELP_STRING([--enable-render], [Enable the render subsystem [[default=yes]]]),
   372               , enable_render=yes)
   373 if test x$enable_render != xyes; then
   374     AC_DEFINE(SDL_RENDER_DISABLED, 1, [ ])
   375 else
   376     SUMMARY_modules="${SUMMARY_modules} render"
   377 fi
   378 AC_ARG_ENABLE(events,
   379 AC_HELP_STRING([--enable-events], [Enable the events subsystem [[default=yes]]]),
   380               , enable_events=yes)
   381 if test x$enable_events != xyes; then
   382     AC_DEFINE(SDL_EVENTS_DISABLED, 1, [ ])
   383 else
   384     SUMMARY_modules="${SUMMARY_modules} events"
   385 fi
   386 AC_ARG_ENABLE(joystick,
   387 AC_HELP_STRING([--enable-joystick], [Enable the joystick subsystem [[default=yes]]]),
   388               , enable_joystick=yes)
   389 if test x$enable_joystick != xyes; then
   390     AC_DEFINE(SDL_JOYSTICK_DISABLED, 1, [ ])
   391 else
   392     SUMMARY_modules="${SUMMARY_modules} joystick"
   393 fi
   394 AC_ARG_ENABLE(haptic,
   395 AC_HELP_STRING([--enable-haptic], [Enable the haptic (force feedback) subsystem [[default=yes]]]),
   396               , enable_haptic=yes)
   397 if test x$enable_haptic != xyes; then
   398     AC_DEFINE(SDL_HAPTIC_DISABLED, 1, [ ])
   399 else
   400     SUMMARY_modules="${SUMMARY_modules} haptic"
   401 fi
   402 AC_ARG_ENABLE(power,
   403 AC_HELP_STRING([--enable-power], [Enable the power subsystem [[default=yes]]]),
   404               , enable_power=yes)
   405 if test x$enable_power != xyes; then
   406     AC_DEFINE(SDL_POWER_DISABLED, 1, [ ])
   407 else
   408     SUMMARY_modules="${SUMMARY_modules} power"
   409 fi
   410 AC_ARG_ENABLE(filesystem,
   411 AC_HELP_STRING([--enable-filesystem], [Enable the filesystem subsystem [[default=yes]]]),
   412               , enable_filesystem=yes)
   413 if test x$enable_filesystem != xyes; then
   414     AC_DEFINE(SDL_FILESYSTEM_DISABLED, 1, [ ])
   415 else
   416     SUMMARY_modules="${SUMMARY_modules} filesystem"
   417 fi
   418 AC_ARG_ENABLE(threads,
   419 AC_HELP_STRING([--enable-threads], [Enable the threading subsystem [[default=yes]]]),
   420               , enable_threads=yes)
   421 if test x$enable_threads != xyes; then
   422     AC_DEFINE(SDL_THREADS_DISABLED, 1, [ ])
   423 else
   424     SUMMARY_modules="${SUMMARY_modules} threads"
   425 fi
   426 AC_ARG_ENABLE(timers,
   427 AC_HELP_STRING([--enable-timers], [Enable the timer subsystem [[default=yes]]]),
   428               , enable_timers=yes)
   429 if test x$enable_timers != xyes; then
   430     AC_DEFINE(SDL_TIMERS_DISABLED, 1, [ ])
   431 else
   432     SUMMARY_modules="${SUMMARY_modules} timers"
   433 fi
   434 AC_ARG_ENABLE(file,
   435 AC_HELP_STRING([--enable-file], [Enable the file subsystem [[default=yes]]]),
   436               , enable_file=yes)
   437 if test x$enable_file != xyes; then
   438     AC_DEFINE(SDL_FILE_DISABLED, 1, [ ])
   439 else
   440     SUMMARY_modules="${SUMMARY_modules} file"
   441 fi
   442 AC_ARG_ENABLE(loadso,
   443 AC_HELP_STRING([--enable-loadso], [Enable the shared object loading subsystem [[default=yes]]]),
   444               , enable_loadso=yes)
   445 if test x$enable_loadso != xyes; then
   446     AC_DEFINE(SDL_LOADSO_DISABLED, 1, [ ])
   447 else
   448     SUMMARY_modules="${SUMMARY_modules} loadso"
   449 fi
   450 AC_ARG_ENABLE(cpuinfo,
   451 AC_HELP_STRING([--enable-cpuinfo], [Enable the cpuinfo subsystem [[default=yes]]]),
   452               , enable_cpuinfo=yes)
   453 if test x$enable_cpuinfo != xyes; then
   454     AC_DEFINE(SDL_CPUINFO_DISABLED, 1, [ ])
   455 else
   456     SUMMARY_modules="${SUMMARY_modules} cpuinfo"
   457 fi
   458 AC_ARG_ENABLE(assembly,
   459 AC_HELP_STRING([--enable-assembly], [Enable assembly routines [[default=yes]]]),
   460               , enable_assembly=yes)
   461 if test x$enable_assembly = xyes; then
   462     SUMMARY_modules="${SUMMARY_modules} assembly"
   463 
   464     AC_DEFINE(SDL_ASSEMBLY_ROUTINES, 1, [ ])
   465 
   466     # Make sure that we don't generate floating point code that would
   467     # cause illegal instruction exceptions on older processors
   468     case "$host" in
   469         *-*-darwin*)
   470             # Don't need to worry about Apple hardware, it's all SSE capable
   471             default_ssemath=yes
   472             ;;
   473         *64-*-*)
   474             # x86 64-bit architectures all have SSE instructions
   475             default_ssemath=yes
   476             ;;
   477         *)
   478             default_ssemath=no
   479             ;;
   480     esac
   481     AC_ARG_ENABLE(ssemath,
   482 AC_HELP_STRING([--enable-ssemath], [Allow GCC to use SSE floating point math [[default=no]]]),
   483                   , enable_ssemath=$default_ssemath)
   484     if test x$enable_ssemath = xno; then
   485         if test x$have_gcc_sse = xyes -o x$have_gcc_sse2 = xyes; then
   486             EXTRA_CFLAGS="$EXTRA_CFLAGS -mfpmath=387"
   487         fi
   488     fi
   489 
   490     dnl Check for various instruction support
   491     AC_ARG_ENABLE(mmx,
   492 AC_HELP_STRING([--enable-mmx], [use MMX assembly routines [[default=yes]]]),
   493                   , enable_mmx=yes)
   494     if test x$enable_mmx = xyes; then
   495         save_CFLAGS="$CFLAGS"
   496         have_gcc_mmx=no
   497         AC_MSG_CHECKING(for GCC -mmmx option)
   498         mmx_CFLAGS="-mmmx"
   499         CFLAGS="$save_CFLAGS $mmx_CFLAGS"
   500 
   501         AC_TRY_COMPILE([
   502         #ifdef __MINGW32__
   503         #include <_mingw.h>
   504         #ifdef __MINGW64_VERSION_MAJOR
   505         #include <intrin.h>
   506         #else
   507         #include <mmintrin.h>
   508         #endif
   509         #else
   510         #include <mmintrin.h>
   511         #endif
   512         #ifndef __MMX__
   513         #error Assembler CPP flag not enabled
   514         #endif
   515         ],[
   516         ],[
   517         have_gcc_mmx=yes
   518         ])
   519         AC_MSG_RESULT($have_gcc_mmx)
   520         CFLAGS="$save_CFLAGS"
   521 
   522         if test x$have_gcc_mmx = xyes; then
   523             EXTRA_CFLAGS="$EXTRA_CFLAGS $mmx_CFLAGS"
   524             SUMMARY_math="${SUMMARY_math} mmx"
   525         fi
   526     fi
   527 
   528     AC_ARG_ENABLE(3dnow,
   529 AC_HELP_STRING([--enable-3dnow], [use 3DNow! assembly routines [[default=yes]]]),
   530                   , enable_3dnow=yes)
   531     if test x$enable_3dnow = xyes; then
   532         save_CFLAGS="$CFLAGS"
   533         have_gcc_3dnow=no
   534         AC_MSG_CHECKING(for GCC -m3dnow option)
   535         amd3dnow_CFLAGS="-m3dnow"
   536         CFLAGS="$save_CFLAGS $amd3dnow_CFLAGS"
   537 
   538         AC_TRY_LINK([
   539         #include <mm3dnow.h>
   540         #ifndef __3dNOW__
   541         #error Assembler CPP flag not enabled
   542         #endif
   543         ],[
   544         void *p = 0;
   545         _m_prefetch(p);
   546         ],[
   547         have_gcc_3dnow=yes
   548         ])
   549         AC_MSG_RESULT($have_gcc_3dnow)
   550         CFLAGS="$save_CFLAGS"
   551 
   552         if test x$have_gcc_3dnow = xyes; then
   553             EXTRA_CFLAGS="$EXTRA_CFLAGS $amd3dnow_CFLAGS"
   554             SUMMARY_math="${SUMMARY_math} 3dnow"
   555         fi
   556     fi
   557 
   558     AC_ARG_ENABLE(sse,
   559 AC_HELP_STRING([--enable-sse], [use SSE assembly routines [[default=yes]]]),
   560                   , enable_sse=yes)
   561     if test x$enable_sse = xyes; then
   562         save_CFLAGS="$CFLAGS"
   563         have_gcc_sse=no
   564         AC_MSG_CHECKING(for GCC -msse option)
   565         sse_CFLAGS="-msse"
   566         CFLAGS="$save_CFLAGS $sse_CFLAGS"
   567 
   568         AC_TRY_COMPILE([
   569         #ifdef __MINGW32__
   570         #include <_mingw.h>
   571         #ifdef __MINGW64_VERSION_MAJOR
   572         #include <intrin.h>
   573         #else
   574         #include <xmmintrin.h>
   575         #endif
   576         #else
   577         #include <xmmintrin.h>
   578         #endif
   579         #ifndef __SSE__
   580         #error Assembler CPP flag not enabled
   581         #endif
   582         ],[
   583         ],[
   584         have_gcc_sse=yes
   585         ])
   586         AC_MSG_RESULT($have_gcc_sse)
   587         CFLAGS="$save_CFLAGS"
   588 
   589         if test x$have_gcc_sse = xyes; then
   590             EXTRA_CFLAGS="$EXTRA_CFLAGS $sse_CFLAGS"
   591             SUMMARY_math="${SUMMARY_math} sse"
   592         fi
   593     fi
   594 
   595     AC_ARG_ENABLE(sse2,
   596 AC_HELP_STRING([--enable-sse2], [use SSE2 assembly routines [[default=no]]]),
   597                   , enable_sse2=$default_ssemath)
   598     if test x$enable_sse2 = xyes; then
   599         save_CFLAGS="$CFLAGS"
   600         have_gcc_sse2=no
   601         AC_MSG_CHECKING(for GCC -msse2 option)
   602         sse2_CFLAGS="-msse2"
   603         CFLAGS="$save_CFLAGS $sse2_CFLAGS"
   604 
   605         AC_TRY_COMPILE([
   606         #ifdef __MINGW32__
   607         #include <_mingw.h>
   608         #ifdef __MINGW64_VERSION_MAJOR
   609         #include <intrin.h>
   610         #else
   611         #include <emmintrin.h>
   612         #endif
   613         #else
   614         #include <emmintrin.h>
   615         #endif
   616         #ifndef __SSE2__
   617         #error Assembler CPP flag not enabled
   618         #endif
   619         ],[
   620         ],[
   621         have_gcc_sse2=yes
   622         ])
   623         AC_MSG_RESULT($have_gcc_sse2)
   624         CFLAGS="$save_CFLAGS"
   625 
   626         if test x$have_gcc_sse2 = xyes; then
   627             EXTRA_CFLAGS="$EXTRA_CFLAGS $sse2_CFLAGS"
   628             SUMMARY_math="${SUMMARY_math} sse2"
   629         fi
   630     fi
   631 
   632     AC_ARG_ENABLE(altivec,
   633 AC_HELP_STRING([--enable-altivec], [use Altivec assembly routines [[default=yes]]]),
   634                   , enable_altivec=yes)
   635     if test x$enable_altivec = xyes; then
   636         save_CFLAGS="$CFLAGS"
   637         have_gcc_altivec=no
   638         have_altivec_h_hdr=no
   639         altivec_CFLAGS="-maltivec"
   640         CFLAGS="$save_CFLAGS $altivec_CFLAGS"
   641 
   642         AC_MSG_CHECKING(for Altivec with GCC altivec.h and -maltivec option)
   643         AC_TRY_COMPILE([
   644         #include <altivec.h>
   645         vector unsigned int vzero() {
   646             return vec_splat_u32(0);
   647         }
   648         ],[
   649         ],[
   650         have_gcc_altivec=yes
   651         have_altivec_h_hdr=yes
   652         ])
   653         AC_MSG_RESULT($have_gcc_altivec)
   654 
   655         if test x$have_gcc_altivec = xno; then
   656             AC_MSG_CHECKING(for Altivec with GCC -maltivec option)
   657             AC_TRY_COMPILE([
   658             vector unsigned int vzero() {
   659                 return vec_splat_u32(0);
   660             }
   661             ],[
   662             ],[
   663             have_gcc_altivec=yes
   664             ])
   665             AC_MSG_RESULT($have_gcc_altivec)
   666         fi
   667 
   668         if test x$have_gcc_altivec = xno; then
   669             AC_MSG_CHECKING(for Altivec with GCC altivec.h and -faltivec option)
   670             altivec_CFLAGS="-faltivec"
   671             CFLAGS="$save_CFLAGS $altivec_CFLAGS"
   672             AC_TRY_COMPILE([
   673             #include <altivec.h>
   674             vector unsigned int vzero() {
   675                 return vec_splat_u32(0);
   676             }
   677             ],[
   678             ],[
   679             have_gcc_altivec=yes
   680             have_altivec_h_hdr=yes
   681             ])
   682             AC_MSG_RESULT($have_gcc_altivec)
   683         fi
   684 
   685         if test x$have_gcc_altivec = xno; then
   686             AC_MSG_CHECKING(for Altivec with GCC -faltivec option)
   687             AC_TRY_COMPILE([
   688             vector unsigned int vzero() {
   689                 return vec_splat_u32(0);
   690             }
   691             ],[
   692             ],[
   693             have_gcc_altivec=yes
   694             ])
   695             AC_MSG_RESULT($have_gcc_altivec)
   696         fi
   697         CFLAGS="$save_CFLAGS"
   698 
   699         if test x$have_gcc_altivec = xyes; then
   700             AC_DEFINE(SDL_ALTIVEC_BLITTERS, 1, [ ])
   701             if test x$have_altivec_h_hdr = xyes; then
   702               AC_DEFINE(HAVE_ALTIVEC_H, 1, [ ])
   703             fi
   704             EXTRA_CFLAGS="$EXTRA_CFLAGS $altivec_CFLAGS"
   705             SUMMARY_math="${SUMMARY_math} altivec"
   706         fi
   707     fi
   708 fi
   709 
   710 dnl See if the OSS audio interface is supported
   711 CheckOSS()
   712 {
   713     AC_ARG_ENABLE(oss,
   714 AC_HELP_STRING([--enable-oss], [support the OSS audio API [[default=maybe]]]),
   715                   , enable_oss=maybe)
   716 
   717     # OpenBSD "has" OSS, but it's not really for app use. They want you to
   718     #  use sndio instead. So on there, we default to disabled. You can force
   719     #  it on if you really want, though.
   720     if test x$enable_oss = xmaybe; then
   721         enable_oss=yes
   722         case "$host" in
   723             *-*-openbsd*)
   724                 enable_oss=no;;
   725         esac
   726     fi
   727 
   728     if test x$enable_audio = xyes -a x$enable_oss = xyes; then
   729         AC_MSG_CHECKING(for OSS audio support)
   730         have_oss=no
   731         if test x$have_oss != xyes; then
   732             AC_TRY_COMPILE([
   733               #include <sys/soundcard.h>
   734             ],[
   735               int arg = SNDCTL_DSP_SETFRAGMENT;
   736             ],[
   737             have_oss=yes
   738             ])
   739         fi
   740         if test x$have_oss != xyes; then
   741             AC_TRY_COMPILE([
   742               #include <soundcard.h>
   743             ],[
   744               int arg = SNDCTL_DSP_SETFRAGMENT;
   745             ],[
   746             have_oss=yes
   747             AC_DEFINE(SDL_AUDIO_DRIVER_OSS_SOUNDCARD_H, 1, [ ])
   748             ])
   749         fi
   750         AC_MSG_RESULT($have_oss)
   751         if test x$have_oss = xyes; then
   752             SUMMARY_audio="${SUMMARY_audio} oss"
   753             AC_DEFINE(SDL_AUDIO_DRIVER_OSS, 1, [ ])
   754             SOURCES="$SOURCES $srcdir/src/audio/dsp/*.c"
   755             have_audio=yes
   756 
   757             # We may need to link with ossaudio emulation library
   758             case "$host" in
   759                 *-*-openbsd*|*-*-netbsd*)
   760                     EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lossaudio";;
   761             esac
   762         fi
   763     fi
   764 }
   765 
   766 dnl See if the ALSA audio interface is supported
   767 CheckALSA()
   768 {
   769     AC_ARG_ENABLE(alsa,
   770 AC_HELP_STRING([--enable-alsa], [support the ALSA audio API [[default=yes]]]),
   771                   , enable_alsa=yes)
   772     if test x$enable_audio = xyes -a x$enable_alsa = xyes; then
   773         AM_PATH_ALSA(0.9.0, have_alsa=yes, have_alsa=no)
   774         # Restore all flags from before the ALSA detection runs
   775         CFLAGS="$alsa_save_CFLAGS"
   776         LDFLAGS="$alsa_save_LDFLAGS"
   777         LIBS="$alsa_save_LIBS"
   778         if test x$have_alsa = xyes; then
   779             AC_ARG_ENABLE(alsa-shared,
   780 AC_HELP_STRING([--enable-alsa-shared], [dynamically load ALSA audio support [[default=yes]]]),
   781                           , enable_alsa_shared=yes)
   782             alsa_lib=[`find_lib "libasound.so.*" "$ALSA_LIBS" | sed 's/.*\/\(.*\)/\1/; q'`]
   783 
   784             AC_DEFINE(SDL_AUDIO_DRIVER_ALSA, 1, [ ])
   785             SOURCES="$SOURCES $srcdir/src/audio/alsa/*.c"
   786             EXTRA_CFLAGS="$EXTRA_CFLAGS $ALSA_CFLAGS"
   787             if test x$have_loadso != xyes && \
   788                test x$enable_alsa_shared = xyes; then
   789                 AC_MSG_WARN([You must have SDL_LoadObject() support for dynamic ALSA loading])
   790             fi
   791             if test x$have_loadso = xyes && \
   792                test x$enable_alsa_shared = xyes && test x$alsa_lib != x; then
   793                 echo "-- dynamic libasound -> $alsa_lib"
   794                 AC_DEFINE_UNQUOTED(SDL_AUDIO_DRIVER_ALSA_DYNAMIC, "$alsa_lib", [ ])
   795                 SUMMARY_audio="${SUMMARY_audio} alsa(dynamic)"
   796             else
   797                 EXTRA_LDFLAGS="$EXTRA_LDFLAGS $ALSA_LIBS"
   798                 SUMMARY_audio="${SUMMARY_audio} alsa"
   799             fi
   800             have_audio=yes
   801         fi
   802     fi
   803 }
   804 
   805 dnl Find the ESD includes and libraries
   806 CheckESD()
   807 {
   808     AC_ARG_ENABLE(esd,
   809 AC_HELP_STRING([--enable-esd], [support the Enlightened Sound Daemon [[default=yes]]]),
   810                   , enable_esd=yes)
   811     if test x$enable_audio = xyes -a x$enable_esd = xyes; then
   812         AM_PATH_ESD(0.2.8, have_esd=yes, have_esd=no)
   813         if test x$have_esd = xyes; then
   814             AC_ARG_ENABLE(esd-shared,
   815 AC_HELP_STRING([--enable-esd-shared], [dynamically load ESD audio support [[default=yes]]]),
   816                           , enable_esd_shared=yes)
   817             esd_lib=[`find_lib "libesd.so.*" "$ESD_LIBS" | sed 's/.*\/\(.*\)/\1/; q'`]
   818 
   819             AC_DEFINE(SDL_AUDIO_DRIVER_ESD, 1, [ ])
   820             SOURCES="$SOURCES $srcdir/src/audio/esd/*.c"
   821             EXTRA_CFLAGS="$EXTRA_CFLAGS $ESD_CFLAGS"
   822             if test x$have_loadso != xyes && \
   823                test x$enable_esd_shared = xyes; then
   824                 AC_MSG_WARN([You must have SDL_LoadObject() support for dynamic ESD loading])
   825             fi
   826             if test x$have_loadso = xyes && \
   827                test x$enable_esd_shared = xyes && test x$esd_lib != x; then
   828                 echo "-- dynamic libesd -> $esd_lib"
   829                 AC_DEFINE_UNQUOTED(SDL_AUDIO_DRIVER_ESD_DYNAMIC, "$esd_lib", [ ])
   830                 SUMMARY_audio="${SUMMARY_audio} esd(dynamic)"
   831             else
   832                 EXTRA_LDFLAGS="$EXTRA_LDFLAGS $ESD_LIBS"
   833                 SUMMARY_audio="${SUMMARY_audio} esd"
   834             fi
   835             have_audio=yes
   836         fi
   837     fi
   838 }
   839 
   840 dnl Find PulseAudio
   841 CheckPulseAudio()
   842 {
   843     AC_ARG_ENABLE(pulseaudio,
   844 AC_HELP_STRING([--enable-pulseaudio], [use PulseAudio [[default=yes]]]),
   845                   , enable_pulseaudio=yes)
   846     if test x$enable_audio = xyes -a x$enable_pulseaudio = xyes; then
   847         audio_pulseaudio=no
   848 
   849         PULSEAUDIO_REQUIRED_VERSION=0.9
   850 
   851         AC_PATH_PROG(PKG_CONFIG, pkg-config, no)
   852         AC_MSG_CHECKING(for PulseAudio $PULSEAUDIO_REQUIRED_VERSION support)
   853         if test x$PKG_CONFIG != xno; then
   854         if $PKG_CONFIG --atleast-pkgconfig-version 0.7 && $PKG_CONFIG --atleast-version $PULSEAUDIO_REQUIRED_VERSION libpulse-simple; then
   855                 PULSEAUDIO_CFLAGS=`$PKG_CONFIG --cflags libpulse-simple`
   856                 PULSEAUDIO_LIBS=`$PKG_CONFIG --libs libpulse-simple`
   857                 audio_pulseaudio=yes
   858             fi
   859         fi
   860         AC_MSG_RESULT($audio_pulseaudio)
   861 
   862         if test x$audio_pulseaudio = xyes; then
   863             AC_ARG_ENABLE(pulseaudio-shared,
   864 AC_HELP_STRING([--enable-pulseaudio-shared], [dynamically load PulseAudio support [[default=yes]]]),
   865                           , enable_pulseaudio_shared=yes)
   866             pulseaudio_lib=[`find_lib "libpulse-simple.so.*" "$PULSEAUDIO_LIBS" | sed 's/.*\/\(.*\)/\1/; q'`]
   867 
   868             AC_DEFINE(SDL_AUDIO_DRIVER_PULSEAUDIO, 1, [ ])
   869             SOURCES="$SOURCES $srcdir/src/audio/pulseaudio/*.c"
   870             EXTRA_CFLAGS="$EXTRA_CFLAGS $PULSEAUDIO_CFLAGS"
   871             if test x$have_loadso != xyes && \
   872                test x$enable_pulseaudio_shared = xyes; then
   873                 AC_MSG_WARN([You must have SDL_LoadObject() support for dynamic PulseAudio loading])
   874             fi
   875             if test x$have_loadso = xyes && \
   876                test x$enable_pulseaudio_shared = xyes && test x$pulseaudio_lib != x; then
   877                 echo "-- dynamic libpulse-simple -> $pulseaudio_lib"
   878                 AC_DEFINE_UNQUOTED(SDL_AUDIO_DRIVER_PULSEAUDIO_DYNAMIC, "$pulseaudio_lib", [ ])
   879                 SUMMARY_audio="${SUMMARY_audio} pulse(dynamic)"
   880 
   881                 case "$host" in
   882                     # On Solaris, pulseaudio must be linked deferred explicitly
   883                     # to prevent undefined symbol failures.
   884                     *-*-solaris*)
   885                         PULSEAUDIO_LIBS=`echo $PULSEAUDIO_LIBS | sed 's/\-l/-Wl,-l/g'`
   886                         EXTRA_LDFLAGS="$EXTRA_LDFLAGS -Wl,-zdeferred $PULSEAUDIO_LIBS -Wl,-znodeferred"
   887                 esac
   888             else
   889                 EXTRA_LDFLAGS="$EXTRA_LDFLAGS $PULSEAUDIO_LIBS"
   890                 SUMMARY_audio="${SUMMARY_audio} pulse"
   891             fi
   892             have_audio=yes
   893         fi
   894     fi
   895 }
   896 
   897 CheckARTSC()
   898 {
   899     AC_ARG_ENABLE(arts,
   900 AC_HELP_STRING([--enable-arts], [support the Analog Real Time Synthesizer [[default=yes]]]),
   901                   , enable_arts=yes)
   902     if test x$enable_audio = xyes -a x$enable_arts = xyes; then
   903         AC_PATH_PROG(ARTSCONFIG, artsc-config)
   904         if test x$ARTSCONFIG = x -o x$ARTSCONFIG = x'"$ARTSCONFIG"'; then
   905             : # arts isn't installed
   906         else
   907             ARTS_CFLAGS=`$ARTSCONFIG --cflags`
   908             ARTS_LIBS=`$ARTSCONFIG --libs`
   909             AC_MSG_CHECKING(for aRts development environment)
   910             audio_arts=no
   911             save_CFLAGS="$CFLAGS"
   912             CFLAGS="$CFLAGS $ARTS_CFLAGS"
   913             AC_TRY_COMPILE([
   914              #include <artsc.h>
   915             ],[
   916              arts_stream_t stream;
   917             ],[
   918             audio_arts=yes
   919             ])
   920             CFLAGS="$save_CFLAGS"
   921             AC_MSG_RESULT($audio_arts)
   922             if test x$audio_arts = xyes; then
   923                 AC_ARG_ENABLE(arts-shared,
   924 AC_HELP_STRING([--enable-arts-shared], [dynamically load aRts audio support [[default=yes]]]),
   925                               , enable_arts_shared=yes)
   926                 arts_lib=[`find_lib "libartsc.so.*" "$ARTS_LIBS" | sed 's/.*\/\(.*\)/\1/; q'`]
   927 
   928                 AC_DEFINE(SDL_AUDIO_DRIVER_ARTS, 1, [ ])
   929                 SOURCES="$SOURCES $srcdir/src/audio/arts/*.c"
   930                 EXTRA_CFLAGS="$EXTRA_CFLAGS $ARTS_CFLAGS"
   931                 if test x$have_loadso != xyes && \
   932                    test x$enable_arts_shared = xyes; then
   933                     AC_MSG_WARN([You must have SDL_LoadObject() support for dynamic ARTS loading])
   934                 fi
   935                 if test x$have_loadso = xyes && \
   936                    test x$enable_arts_shared = xyes && test x$arts_lib != x; then
   937                     echo "-- dynamic libartsc -> $arts_lib"
   938                     AC_DEFINE_UNQUOTED(SDL_AUDIO_DRIVER_ARTS_DYNAMIC, "$arts_lib", [ ])
   939                     SUMMARY_audio="${SUMMARY_audio} arts(dynamic)"
   940                 else
   941                     EXTRA_LDFLAGS="$EXTRA_LDFLAGS $ARTS_LIBS"
   942                     SUMMARY_audio="${SUMMARY_audio} arts"
   943                 fi
   944                 have_audio=yes
   945             fi
   946         fi
   947     fi
   948 }
   949 
   950 dnl See if the NAS audio interface is supported
   951 CheckNAS()
   952 {
   953     AC_ARG_ENABLE(nas,
   954 AC_HELP_STRING([--enable-nas], [support the NAS audio API [[default=yes]]]),
   955                   , enable_nas=yes)
   956     if test x$enable_audio = xyes -a x$enable_nas = xyes; then
   957         AC_CHECK_HEADER(audio/audiolib.h, have_nas_hdr=yes)
   958         AC_CHECK_LIB(audio, AuOpenServer, have_nas_lib=yes)
   959 
   960         AC_MSG_CHECKING(for NAS audio support)
   961         have_nas=no
   962 
   963         if test x$have_nas_hdr = xyes -a x$have_nas_lib = xyes; then
   964             have_nas=yes
   965             NAS_LIBS="-laudio"
   966 
   967         elif test -r /usr/X11R6/include/audio/audiolib.h; then
   968             have_nas=yes
   969             NAS_CFLAGS="-I/usr/X11R6/include/"
   970             NAS_LIBS="-L/usr/X11R6/lib -laudio -lXt"
   971 
   972         fi
   973 
   974         AC_MSG_RESULT($have_nas)
   975 
   976         if test x$have_nas = xyes; then
   977             AC_ARG_ENABLE(nas-shared,
   978 AC_HELP_STRING([--enable-nas-shared], [dynamically load NAS audio support [[default=yes]]]),
   979                           , enable_nas_shared=yes)
   980             nas_lib=[`find_lib "libaudio.so.*" "$NAS_LIBS" | sed 's/.*\/\(.*\)/\1/; q'`]
   981 
   982             if test x$have_loadso != xyes && \
   983                test x$enable_nas_shared = xyes; then
   984                 AC_MSG_WARN([You must have SDL_LoadObject() support for dynamic NAS loading])
   985             fi
   986             if test x$have_loadso = xyes && \
   987                test x$enable_nas_shared = xyes && test x$nas_lib != x; then
   988                 echo "-- dynamic libaudio -> $nas_lib"
   989                 AC_DEFINE_UNQUOTED(SDL_AUDIO_DRIVER_NAS_DYNAMIC, "$nas_lib", [ ])
   990                 SUMMARY_audio="${SUMMARY_audio} nas(dynamic)"
   991             else
   992                 EXTRA_LDFLAGS="$EXTRA_LDFLAGS $NAS_LIBS"
   993                 SUMMARY_audio="${SUMMARY_audio} nas"
   994             fi
   995 
   996             AC_DEFINE(SDL_AUDIO_DRIVER_NAS, 1, [ ])
   997             SOURCES="$SOURCES $srcdir/src/audio/nas/*.c"
   998             EXTRA_CFLAGS="$EXTRA_CFLAGS $NAS_CFLAGS"
   999             have_audio=yes
  1000         fi
  1001     fi
  1002 }
  1003 
  1004 dnl See if the sndio audio interface is supported
  1005 CheckSNDIO()
  1006 {
  1007     AC_ARG_ENABLE(sndio,
  1008 AC_HELP_STRING([--enable-sndio], [support the sndio audio API [[default=yes]]]),
  1009                   , enable_sndio=yes)
  1010     if test x$enable_audio = xyes -a x$enable_sndio = xyes; then
  1011         AC_CHECK_HEADER(sndio.h, have_sndio_hdr=yes)
  1012         AC_CHECK_LIB(sndio, sio_open, have_sndio_lib=yes)
  1013 
  1014         AC_MSG_CHECKING(for sndio audio support)
  1015         have_sndio=no
  1016 
  1017         if test x$have_sndio_hdr = xyes -a x$have_sndio_lib = xyes; then
  1018             have_sndio=yes
  1019             SNDIO_LIBS="-lsndio"
  1020         fi
  1021 
  1022         AC_MSG_RESULT($have_sndio)
  1023 
  1024         if test x$have_sndio = xyes; then
  1025             AC_ARG_ENABLE(sndio-shared,
  1026 AC_HELP_STRING([--enable-sndio-shared], [dynamically load sndio audio support [[default=yes]]]),
  1027                           , enable_sndio_shared=yes)
  1028             sndio_lib=[`find_lib "libsndio.so.*" "$SNDIO_LIBS" | sed 's/.*\/\(.*\)/\1/; q'`]
  1029 
  1030             if test x$have_loadso != xyes && \
  1031                test x$enable_sndio_shared = xyes; then
  1032                 AC_MSG_WARN([You must have SDL_LoadObject() support for dynamic sndio loading])
  1033             fi
  1034             if test x$have_loadso = xyes && \
  1035                test x$enable_sndio_shared = xyes && test x$sndio_lib != x; then
  1036                 echo "-- dynamic libsndio -> $sndio_lib"
  1037                 AC_DEFINE_UNQUOTED(SDL_AUDIO_DRIVER_SNDIO_DYNAMIC, "$sndio_lib", [ ])
  1038                 SUMMARY_audio="${SUMMARY_audio} sndio(dynamic)"
  1039             else
  1040                 EXTRA_LDFLAGS="$EXTRA_LDFLAGS $SNDIO_LIBS"
  1041                 SUMMARY_audio="${SUMMARY_audio} sndio"
  1042             fi
  1043 
  1044             AC_DEFINE(SDL_AUDIO_DRIVER_SNDIO, 1, [ ])
  1045             SOURCES="$SOURCES $srcdir/src/audio/sndio/*.c"
  1046             EXTRA_CFLAGS="$EXTRA_CFLAGS $SNDIO_CFLAGS"
  1047             have_audio=yes
  1048         fi
  1049     fi
  1050 }
  1051 
  1052 dnl rcg07142001 See if the user wants the disk writer audio driver...
  1053 CheckDiskAudio()
  1054 {
  1055     AC_ARG_ENABLE(diskaudio,
  1056 AC_HELP_STRING([--enable-diskaudio], [support the disk writer audio driver [[default=yes]]]),
  1057                   , enable_diskaudio=yes)
  1058     if test x$enable_audio = xyes -a x$enable_diskaudio = xyes; then
  1059         AC_DEFINE(SDL_AUDIO_DRIVER_DISK, 1, [ ])
  1060         SOURCES="$SOURCES $srcdir/src/audio/disk/*.c"
  1061         SUMMARY_audio="${SUMMARY_audio} disk"
  1062     fi
  1063 }
  1064 
  1065 dnl rcg03142006 See if the user wants the dummy audio driver...
  1066 CheckDummyAudio()
  1067 {
  1068     AC_ARG_ENABLE(dummyaudio,
  1069 AC_HELP_STRING([--enable-dummyaudio], [support the dummy audio driver [[default=yes]]]),
  1070                   , enable_dummyaudio=yes)
  1071     if test x$enable_audio = xyes -a x$enable_dummyaudio = xyes; then
  1072         AC_DEFINE(SDL_AUDIO_DRIVER_DUMMY, 1, [ ])
  1073         SOURCES="$SOURCES $srcdir/src/audio/dummy/*.c"
  1074         SUMMARY_audio="${SUMMARY_audio} dummy"
  1075     fi
  1076 }
  1077 
  1078 dnl See if GCC's -fvisibility=hidden is supported (gcc4 and later, usually).
  1079 dnl  Details of this flag are here: http://gcc.gnu.org/wiki/Visibility
  1080 CheckVisibilityHidden()
  1081 {
  1082     AC_MSG_CHECKING(for GCC -fvisibility=hidden option)
  1083     have_gcc_fvisibility=no
  1084 
  1085     visibility_CFLAGS="-fvisibility=hidden"
  1086     save_CFLAGS="$CFLAGS"
  1087     CFLAGS="$save_CFLAGS $visibility_CFLAGS -Werror"
  1088     AC_TRY_COMPILE([
  1089     #if !defined(__GNUC__) || __GNUC__ < 4
  1090     #error SDL only uses visibility attributes in GCC 4 or newer
  1091     #endif
  1092     ],[
  1093     ],[
  1094     have_gcc_fvisibility=yes
  1095     ])
  1096     AC_MSG_RESULT($have_gcc_fvisibility)
  1097     CFLAGS="$save_CFLAGS"
  1098 
  1099     if test x$have_gcc_fvisibility = xyes; then
  1100         EXTRA_CFLAGS="$EXTRA_CFLAGS $visibility_CFLAGS"
  1101     fi
  1102 }
  1103 
  1104 dnl See if GCC's -mpreferred-stack-boundary is supported.
  1105 dnl  Reference: http://bugzilla.libsdl.org/show_bug.cgi?id=1296
  1106 CheckStackBoundary()
  1107 {
  1108     AC_MSG_CHECKING(for GCC -mpreferred-stack-boundary option)
  1109     have_gcc_preferred_stack_boundary=no
  1110 
  1111     save_CFLAGS="$CFLAGS"
  1112     CFLAGS="$save_CFLAGS -mpreferred-stack-boundary=2"
  1113     AC_TRY_COMPILE([
  1114     int x = 0;
  1115     ],[
  1116     ],[
  1117     have_gcc_preferred_stack_boundary=yes
  1118     ])
  1119     AC_MSG_RESULT($have_gcc_preferred_stack_boundary)
  1120     CFLAGS="$save_CFLAGS"
  1121 
  1122     if test x$have_gcc_preferred_stack_boundary = xyes; then
  1123         EXTRA_CFLAGS="$EXTRA_CFLAGS -mpreferred-stack-boundary=2"
  1124     fi
  1125 }
  1126 
  1127 dnl See if GCC's -Wall is supported.
  1128 CheckWarnAll()
  1129 {
  1130     AC_MSG_CHECKING(for GCC -Wall option)
  1131     have_gcc_Wall=no
  1132 
  1133     save_CFLAGS="$CFLAGS"
  1134     CFLAGS="$save_CFLAGS -Wall"
  1135     AC_TRY_COMPILE([
  1136     int x = 0;
  1137     ],[
  1138     ],[
  1139     have_gcc_Wall=yes
  1140     ])
  1141     AC_MSG_RESULT($have_gcc_Wall)
  1142     CFLAGS="$save_CFLAGS"
  1143 
  1144     if test x$have_gcc_Wall = xyes; then
  1145         EXTRA_CFLAGS="$EXTRA_CFLAGS -Wall"
  1146 
  1147         dnl Haiku headers use multicharacter constants all over the place. Ignore these warnings when using -Wall.
  1148         AC_MSG_CHECKING(for necessary GCC -Wno-multichar option)
  1149         need_gcc_Wno_multichar=no
  1150         case "$host" in
  1151             *-*-haiku*)
  1152                 need_gcc_Wno_multichar=yes
  1153                 ;;
  1154         esac
  1155         AC_MSG_RESULT($need_gcc_Wno_multichar)
  1156         if test x$need_gcc_Wno_multichar = xyes; then
  1157             EXTRA_CFLAGS="$EXTRA_CFLAGS -Wno-multichar"
  1158         fi
  1159     fi
  1160 }
  1161 
  1162 dnl See if GCC's -Wshadow is supported.
  1163 CheckWarnShadow()
  1164 {
  1165     AC_MSG_CHECKING(for GCC -Wshadow option)
  1166     have_gcc_Wshadow=no
  1167 
  1168     save_CFLAGS="$CFLAGS"
  1169     CFLAGS="$save_CFLAGS -Wshadow"
  1170     AC_TRY_COMPILE([
  1171     int x = 0;
  1172     ],[
  1173     ],[
  1174     have_gcc_Wshadow=yes
  1175     ])
  1176     AC_MSG_RESULT($have_gcc_Wshadow)
  1177     CFLAGS="$save_CFLAGS"
  1178 
  1179     if test x$have_gcc_Wshadow = xyes; then
  1180         EXTRA_CFLAGS="$EXTRA_CFLAGS -Wshadow"
  1181     fi
  1182 }
  1183 
  1184 dnl Check for Wayland
  1185 CheckWayland()
  1186 {
  1187     AC_ARG_ENABLE(video-wayland,
  1188 AC_HELP_STRING([--enable-video-wayland], [use Wayland video driver [[default=yes]]]),
  1189                   ,enable_video_wayland=yes)
  1190 
  1191     AC_ARG_ENABLE(video-wayland-qt-touch,
  1192 AC_HELP_STRING([--enable-video-wayland-qt-touch], [QtWayland server support for Wayland video driver [[default=yes]]]),
  1193                   ,enable_video_wayland_qt_touch=yes)
  1194 
  1195     if test x$enable_video = xyes -a x$enable_video_wayland = xyes; then
  1196         AC_PATH_PROG(PKG_CONFIG, pkg-config, no)
  1197         AC_MSG_CHECKING(for Wayland support)
  1198         video_wayland=no
  1199         if  test x$PKG_CONFIG != xno && \
  1200             test x$video_opengl_egl = xyes && \
  1201             test x$video_opengles_v2 = xyes; then
  1202             if $PKG_CONFIG --exists wayland-client wayland-egl wayland-cursor egl xkbcommon ; then
  1203                 WAYLAND_CFLAGS=`$PKG_CONFIG --cflags wayland-client wayland-egl wayland-cursor xkbcommon`
  1204                 WAYLAND_LIBS=`$PKG_CONFIG --libs wayland-client wayland-egl wayland-cursor xkbcommon`
  1205                 video_wayland=yes
  1206             fi
  1207         fi
  1208         AC_MSG_RESULT($video_wayland)
  1209 
  1210         if test x$video_wayland = xyes; then
  1211             AC_DEFINE(SDL_VIDEO_DRIVER_WAYLAND, 1, [ ])
  1212             if test x$enable_video_wayland_qt_touch = xyes; then
  1213                 AC_DEFINE(SDL_VIDEO_DRIVER_WAYLAND_QT_TOUCH, 1, [ ])
  1214             fi
  1215             SOURCES="$SOURCES $srcdir/src/video/wayland/*.c"
  1216             EXTRA_CFLAGS="$EXTRA_CFLAGS $WAYLAND_CFLAGS"
  1217             AC_ARG_ENABLE(wayland-shared,
  1218 AC_HELP_STRING([--enable-wayland-shared], [dynamically load Wayland support [[default=maybe]]]),
  1219                           , enable_wayland_shared=maybe)
  1220 
  1221             dnl FIXME: Do BSD and OS X need special cases?
  1222             case "$host" in
  1223                 *)
  1224                     wayland_client_lib=[`find_lib "libwayland-client.so.*" "$WAYLAND_LIBS" | sed 's/.*\/\(.*\)/\1/; q'`]
  1225                     wayland_egl_lib=[`find_lib "libwayland-egl.so.*" "$WAYLAND_LIBS" | sed 's/.*\/\(.*\)/\1/; q'`]
  1226                     if test x$wayland_egl_lib = x; then
  1227                         dnl This works in Ubuntu 13.10, maybe others
  1228                         wayland_egl_lib=[`find_lib "mesa-egl/libwayland-egl.so.*" "$WAYLAND_LIBS" | sed 's/.*\/\(.*\)/\1/; q'`]
  1229                     fi
  1230                     wayland_cursor_lib=[`find_lib "libwayland-cursor.so.*" "$WAYLAND_LIBS" | sed 's/.*\/\(.*\)/\1/; q'`]
  1231                     xkbcommon_lib=[`find_lib "libxkbcommon.so.*" "$WAYLAND_LIBS" | sed 's/.*\/\(.*\)/\1/; q'`]
  1232                     ;;
  1233             esac
  1234 
  1235             if test x$enable_wayland_shared = xmaybe; then
  1236                 enable_wayland_shared=yes
  1237             fi
  1238             if test x$have_loadso != xyes && \
  1239                test x$enable_wayland_shared = xyes; then
  1240                 AC_MSG_WARN([You must have SDL_LoadObject() support for dynamic Wayland loading])
  1241                 enable_wayland_shared=no
  1242             fi
  1243             if test x$have_loadso = xyes && \
  1244                test x$enable_wayland_shared = xyes && \
  1245                test x$wayland_client_lib != x && \
  1246                test x$wayland_egl_lib != x && \
  1247                test x$wayland_cursor_lib != x && \
  1248                test x$xkbcommon_lib != x; then
  1249                 echo "-- dynamic libwayland-client -> $wayland_client_lib"
  1250                 echo "-- dynamic libwayland-egl -> $wayland_egl_lib"
  1251                 echo "-- dynamic libwayland-cursor -> $wayland_cursor_lib"
  1252                 echo "-- dynamic libxkbcommon -> $xkbcommon_lib"
  1253                 AC_DEFINE_UNQUOTED(SDL_VIDEO_DRIVER_WAYLAND_DYNAMIC, "$wayland_client_lib", [ ])
  1254                 AC_DEFINE_UNQUOTED(SDL_VIDEO_DRIVER_WAYLAND_DYNAMIC_EGL, "$wayland_egl_lib", [ ])
  1255                 AC_DEFINE_UNQUOTED(SDL_VIDEO_DRIVER_WAYLAND_DYNAMIC_CURSOR, "$wayland_cursor_lib", [ ])
  1256                 AC_DEFINE_UNQUOTED(SDL_VIDEO_DRIVER_WAYLAND_DYNAMIC_XKBCOMMON, "$xkbcommon_lib", [ ])
  1257                 SUMMARY_video="${SUMMARY_video} wayland(dynamic)"
  1258             else
  1259                 enable_wayland_shared=no
  1260                 EXTRA_LDFLAGS="$EXTRA_LDFLAGS $WAYLAND_LIBS"
  1261                 SUMMARY_video="${SUMMARY_video} wayland"
  1262             fi
  1263             have_video=yes
  1264         fi
  1265     fi
  1266 }
  1267 
  1268 dnl Check for Mir
  1269 CheckMir()
  1270 {
  1271     AC_ARG_ENABLE(video-mir,
  1272 AC_HELP_STRING([--enable-video-mir], [use Mir video driver [[default=yes]]]),
  1273                   ,enable_video_mir=yes)
  1274 
  1275     if test x$enable_video = xyes -a x$enable_video_mir = xyes; then
  1276         AC_PATH_PROG(PKG_CONFIG, pkg-config, no)
  1277         AC_MSG_CHECKING(for Mir support)
  1278         video_mir=no
  1279         if test x$PKG_CONFIG != xno; then
  1280             if $PKG_CONFIG --exists mirclient egl xkbcommon ; then
  1281                 MIR_CFLAGS=`$PKG_CONFIG --cflags mirclient egl xkbcommon`
  1282                 MIR_LIBS=`$PKG_CONFIG --libs mirclient egl xkbcommon`
  1283                 save_CFLAGS="$CFLAGS"
  1284                 CFLAGS="$save_CFLAGS $MIR_CFLAGS"
  1285                 
  1286                 dnl This will disable Mir on Ubuntu < 14.04
  1287                 AC_TRY_COMPILE([
  1288                 #include <mir_toolkit/mir_client_library.h>
  1289                 ],[
  1290                     MirMotionToolType tool = mir_motion_tool_type_mouse;
  1291                 ],[
  1292                 video_mir=yes
  1293                 ])
  1294                 CFLAGS="$save_CFLAGS"
  1295             fi
  1296         fi
  1297         AC_MSG_RESULT($video_mir)
  1298 
  1299         if test x$video_mir = xyes; then
  1300             AC_DEFINE(SDL_VIDEO_DRIVER_MIR, 1, [ ])
  1301             SOURCES="$SOURCES $srcdir/src/video/mir/*.c"
  1302             EXTRA_CFLAGS="$EXTRA_CFLAGS $MIR_CFLAGS"
  1303             AC_ARG_ENABLE(mir-shared,
  1304 AC_HELP_STRING([--enable-mir-shared], [dynamically load Mir support [[default=maybe]]]),
  1305                           , enable_mir_shared=maybe)
  1306 
  1307             dnl FIXME: Do BSD and OS X need special cases?
  1308             case "$host" in
  1309                 *)
  1310                     mirclient_lib=[`find_lib "libmirclient.so.*" "$MIR_LIBS" | sed 's/.*\/\(.*\)/\1/; q'`]
  1311                     xkbcommon_lib=[`find_lib "libxkbcommon.so.*" "$MIR_LIBS" | sed 's/.*\/\(.*\)/\1/; q'`]
  1312                     ;;
  1313             esac
  1314 
  1315             if test x$enable_mir_shared = xmaybe; then
  1316                 enable_mir_shared=yes
  1317             fi
  1318             if test x$have_loadso != xyes && \
  1319                test x$enable_mir_shared = xyes; then
  1320                 AC_MSG_WARN([You must have SDL_LoadObject() support for dynamic Mir loading])
  1321                 enable_mir_shared=no
  1322             fi
  1323             if test x$have_loadso = xyes && \
  1324                test x$enable_mir_shared = xyes && \
  1325                test x$mirclient_lib != x && \
  1326                test x$xkbcommon_lib != x; then
  1327                 echo "-- dynamic libmirclient -> $mirclient_lib"
  1328                 echo "-- dynamic libxkbcommon -> $xkbcommon_lib"
  1329                 AC_DEFINE_UNQUOTED(SDL_VIDEO_DRIVER_MIR_DYNAMIC, "$mirclient_lib", [ ])
  1330                 AC_DEFINE_UNQUOTED(SDL_VIDEO_DRIVER_MIR_DYNAMIC_XKBCOMMON, "$xkbcommon_lib", [ ])
  1331                 SUMMARY_video="${SUMMARY_video} mir(dynamic)"
  1332             else
  1333                 enable_mir_shared=no
  1334                 EXTRA_LDFLAGS="$EXTRA_LDFLAGS $MIR_LIBS"
  1335                 SUMMARY_video="${SUMMARY_video} mir"
  1336             fi
  1337             have_video=yes
  1338         fi
  1339     fi
  1340 }
  1341 
  1342 dnl Check for Native Client stuff
  1343 CheckNativeClient()
  1344 {
  1345         AC_TRY_COMPILE([
  1346           #if !defined(__native_client__)
  1347           #error "NO NACL"
  1348           #endif
  1349         ],[
  1350         ],[
  1351         AC_DEFINE(SDL_VIDEO_DRIVER_NACL)
  1352         AC_DEFINE(SDL_AUDIO_DRIVER_NACL)
  1353         AC_DEFINE(HAVE_POW, 1, [ ])
  1354         AC_DEFINE(HAVE_OPENGLES2, 1, [ ])
  1355         AC_DEFINE(SDL_VIDEO_OPENGL_ES2, 1, [ ])
  1356         AC_DEFINE(SDL_VIDEO_RENDER_OGL_ES2, 1, [ ])
  1357 
  1358         SDL_LIBS="-lppapi_simple -lppapi_gles2 $SDL_LIBS"
  1359 
  1360         SDLMAIN_SOURCES="$srcdir/src/main/nacl/*.c"
  1361         SOURCES="$SOURCES $srcdir/src/audio/nacl/*.c"
  1362         SUMMARY_audio="${SUMMARY_audio} nacl"
  1363         SOURCES="$SOURCES $srcdir/src/video/nacl/*.c"
  1364         SUMMARY_video="${SUMMARY_video} nacl opengles2"
  1365         ])
  1366 }
  1367 
  1368 
  1369 dnl Find the X11 include and library directories
  1370 CheckX11()
  1371 {
  1372 
  1373 
  1374     AC_ARG_ENABLE(video-x11,
  1375 AC_HELP_STRING([--enable-video-x11], [use X11 video driver [[default=yes]]]),
  1376                   , enable_video_x11=yes)
  1377     if test x$enable_video = xyes -a x$enable_video_x11 = xyes; then
  1378         case "$host" in
  1379             *-*-darwin*)
  1380                 # This isn't necessary for X11, but fixes GLX detection
  1381                 if test "x$x_includes" = xNONE && \
  1382                    test "x$x_libraries" = xNONE && \
  1383                    test -d /usr/X11R6/include && \
  1384                    test -d /usr/X11R6/lib; then
  1385                     x_includes="/usr/X11R6/include"
  1386                     x_libraries="/usr/X11R6/lib"
  1387                 fi
  1388                 ;;
  1389         esac
  1390         AC_PATH_X
  1391         AC_PATH_XTRA
  1392         if test x$have_x = xyes; then
  1393             AC_ARG_ENABLE(x11-shared,
  1394 AC_HELP_STRING([--enable-x11-shared], [dynamically load X11 support [[default=maybe]]]),
  1395                           , enable_x11_shared=maybe)
  1396 
  1397             case "$host" in
  1398                 *-*-darwin*)
  1399                     x11_lib='/usr/X11R6/lib/libX11.6.dylib'
  1400                     x11ext_lib='/usr/X11R6/lib/libXext.6.dylib'
  1401                     xcursor_lib='/usr/X11R6/lib/libXcursor.1.dylib'
  1402                     xinerama_lib='/usr/X11R6/lib/libXinerama.1.dylib'
  1403                     xinput_lib='/usr/X11R6/lib/libXi.6.dylib'
  1404                     xrandr_lib='/usr/X11R6/lib/libXrandr.2.dylib'
  1405                     xrender_lib='/usr/X11R6/lib/libXrender.1.dylib'
  1406                     xss_lib='/usr/X11R6/lib/libXss.1.dylib'
  1407                     xvidmode_lib='/usr/X11R6/lib/libXxf86vm.1.dylib'
  1408                     ;;
  1409                 *-*-openbsd*)
  1410                     x11_lib='libX11.so'
  1411                     x11ext_lib='libXext.so'
  1412                     xcursor_lib='libXcursor.so'
  1413                     xinerama_lib='libXinerama.so'
  1414                     xinput_lib='libXi.so'
  1415                     xrandr_lib='libXrandr.so'
  1416                     xrender_lib='libXrender.so'
  1417                     xss_lib='libXss.so'
  1418                     xvidmode_lib='libXxf86vm.so'
  1419                     ;;
  1420                 *)
  1421                     x11_lib=[`find_lib "libX11.so.*" "$X_LIBS -L/usr/X11/$base_libdir -L/usr/X11R6/$base_libdir" | sed 's/.*\/\(.*\)/\1/; q'`]
  1422                     x11ext_lib=[`find_lib "libXext.so.*" "$X_LIBS -L/usr/X11/$base_libdir -L/usr/X11R6/$base_libdir" | sed 's/.*\/\(.*\)/\1/; q'`]
  1423                     xcursor_lib=[`find_lib "libXcursor.so.*" "$X_LIBS -L/usr/X11/$base_libdir -L/usr/X11R6/$base_libdir" | sed 's/.*\/\(.*\)/\1/; q'`]
  1424                     xinerama_lib=[`find_lib "libXinerama.so.*" "$X_LIBS -L/usr/X11/$base_libdir -L/usr/X11R6/$base_libdir" | sed 's/.*\/\(.*\)/\1/; q'`]
  1425                     xinput_lib=[`find_lib "libXi.so.*" "$X_LIBS -L/usr/X11/$base_libdir -L/usr/X11R6/$base_libdir" | sed 's/.*\/\(.*\)/\1/; q'`]
  1426                     xrandr_lib=[`find_lib "libXrandr.so.*" "$X_LIBS -L/usr/X11/$base_libdir -L/usr/X11R6/$base_libdir" | sed 's/.*\/\(.*\)/\1/; q'`]
  1427                     xrender_lib=[`find_lib "libXrender.so.*" "$X_LIBS -L/usr/X11/$base_libdir -L/usr/X11R6/$base_libdir" | sed 's/.*\/\(.*\)/\1/; q'`]
  1428                     xss_lib=[`find_lib "libXss.so.*" "$X_LIBS -L/usr/X11/$base_libdir -L/usr/X11R6/$base_libdir" | sed 's/.*\/\(.*\)/\1/; q'`]
  1429                     xvidmode_lib=[`find_lib "libXxf86vm.so.*" "$X_LIBS -L/usr/X11/$base_libdir -L/usr/X11R6/$base_libdir" | sed 's/.*\/\(.*\)/\1/; q'`]
  1430                     ;;
  1431             esac
  1432 
  1433             if test x$ac_cv_func_shmat != xyes; then
  1434                 X_CFLAGS="$X_CFLAGS -DNO_SHARED_MEMORY"
  1435             fi
  1436             CFLAGS="$CFLAGS $X_CFLAGS"
  1437             LDFLAGS="$LDFLAGS $X_LIBS"
  1438 
  1439             AC_CHECK_HEADER(X11/extensions/Xext.h,
  1440                             have_xext_h_hdr=yes,
  1441                             have_xext_h_hdr=no,
  1442                             [#include <X11/Xlib.h>
  1443                              #include <X11/Xproto.h>
  1444                             ])
  1445             if test x$have_xext_h_hdr != xyes; then
  1446                AC_MSG_ERROR([
  1447 *** Missing Xext.h, maybe you need to install the libxext-dev package?
  1448                ])
  1449             fi
  1450 
  1451             AC_DEFINE(SDL_VIDEO_DRIVER_X11, 1, [ ])
  1452             SOURCES="$SOURCES $srcdir/src/video/x11/*.c"
  1453             EXTRA_CFLAGS="$EXTRA_CFLAGS $X_CFLAGS"
  1454 
  1455             # Needed so SDL applications can include SDL_syswm.h
  1456             SDL_CFLAGS="$SDL_CFLAGS $X_CFLAGS"
  1457 
  1458             if test x$enable_x11_shared = xmaybe; then
  1459                 enable_x11_shared=yes
  1460             fi
  1461             if test x$have_loadso != xyes && \
  1462                test x$enable_x11_shared = xyes; then
  1463                 AC_MSG_WARN([You must have SDL_LoadObject() support for dynamic X11 loading])
  1464                 enable_x11_shared=no
  1465             fi
  1466             if test x$have_loadso = xyes && \
  1467                test x$enable_x11_shared = xyes && test x$x11_lib != x && test x$x11ext_lib != x; then
  1468                 echo "-- dynamic libX11 -> $x11_lib"
  1469                 echo "-- dynamic libX11ext -> $x11ext_lib"
  1470                 AC_DEFINE_UNQUOTED(SDL_VIDEO_DRIVER_X11_DYNAMIC, "$x11_lib", [ ])
  1471                 AC_DEFINE_UNQUOTED(SDL_VIDEO_DRIVER_X11_DYNAMIC_XEXT, "$x11ext_lib", [ ])
  1472                 SUMMARY_video="${SUMMARY_video} x11(dynamic)"
  1473             else
  1474                 enable_x11_shared=no
  1475                 EXTRA_LDFLAGS="$EXTRA_LDFLAGS $X_LIBS -lX11 -lXext"
  1476                 SUMMARY_video="${SUMMARY_video} x11"
  1477             fi
  1478             have_video=yes
  1479 
  1480             AC_MSG_CHECKING(for const parameter to XextAddDisplay)
  1481             have_const_param_XextAddDisplay=no
  1482             AC_TRY_COMPILE([
  1483               #include <X11/Xlib.h>
  1484               #include <X11/Xproto.h>
  1485               #include <X11/extensions/Xext.h>
  1486               #include <X11/extensions/extutil.h>
  1487               extern XExtDisplayInfo* XextAddDisplay(XExtensionInfo* a,Display* b,_Xconst char* c,XExtensionHooks* d,int e,XPointer f);
  1488             ],[
  1489             ],[
  1490             have_const_param_XextAddDisplay=yes
  1491             AC_DEFINE(SDL_VIDEO_DRIVER_X11_CONST_PARAM_XEXTADDDISPLAY)
  1492             ])
  1493             AC_MSG_RESULT($have_const_param_XextAddDisplay)
  1494 
  1495             AC_MSG_CHECKING(for const parameter to _XData32)
  1496 	    have_const_param_xdata32=no
  1497 	    AC_TRY_COMPILE([
  1498 	      #include <X11/Xlibint.h>
  1499 	      extern int _XData32(Display *dpy,register _Xconst long *data,unsigned len);
  1500 	    ],[
  1501 	    ],[
  1502 	    have_const_param_xdata32=yes
  1503 	    AC_DEFINE(SDL_VIDEO_DRIVER_X11_CONST_PARAM_XDATA32)
  1504 	    ])
  1505 	    AC_MSG_RESULT($have_const_param_xdata32)
  1506 
  1507             dnl AC_CHECK_LIB(X11, XGetEventData, AC_DEFINE(SDL_VIDEO_DRIVER_X11_SUPPORTS_GENERIC_EVENTS, 1, [Have XGenericEvent]))
  1508             AC_MSG_CHECKING([for XGenericEvent])
  1509             have_XGenericEvent=no
  1510             AC_TRY_COMPILE([
  1511               	#include <X11/Xlib.h>
  1512             ],[
  1513 Display *display;
  1514 XEvent event;
  1515 XGenericEventCookie *cookie = &event.xcookie;
  1516 XNextEvent(display, &event);
  1517 XGetEventData(display, cookie);
  1518 XFreeEventData(display, cookie);
  1519             ],[
  1520                 have_XGenericEvent=yes
  1521                 AC_DEFINE(SDL_VIDEO_DRIVER_X11_SUPPORTS_GENERIC_EVENTS)
  1522             ])
  1523             AC_MSG_RESULT($have_XGenericEvent)
  1524 
  1525             AC_CHECK_LIB(X11, XkbKeycodeToKeysym, AC_DEFINE(SDL_VIDEO_DRIVER_X11_HAS_XKBKEYCODETOKEYSYM, 1, [Have XkbKeycodeToKeysym]))
  1526 
  1527             AC_ARG_ENABLE(video-x11-xcursor,
  1528 AC_HELP_STRING([--enable-video-x11-xcursor], [enable X11 Xcursor support [[default=yes]]]),
  1529                             , enable_video_x11_xcursor=yes)
  1530             if test x$enable_video_x11_xcursor = xyes; then
  1531                 definitely_enable_video_x11_xcursor=no
  1532                 AC_CHECK_HEADER(X11/Xcursor/Xcursor.h,
  1533                                 have_xcursor_h_hdr=yes,
  1534                                 have_xcursor_h_hdr=no,
  1535                                 [#include <X11/Xlib.h>
  1536                                 ])
  1537                 if test x$have_xcursor_h_hdr = xyes; then
  1538                     if test x$enable_x11_shared = xyes && test x$xcursor_lib != x ; then
  1539                         echo "-- dynamic libXcursor -> $xcursor_lib"
  1540                         AC_DEFINE_UNQUOTED(SDL_VIDEO_DRIVER_X11_DYNAMIC_XCURSOR, "$xcursor_lib", [ ])
  1541                         definitely_enable_video_x11_xcursor=yes
  1542                     else
  1543                         AC_CHECK_LIB(Xcursor, XcursorImageCreate, have_xcursor_lib=yes)
  1544                         if test x$have_xcursor_lib = xyes ; then
  1545                             EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lXcursor"
  1546                             definitely_enable_video_x11_xcursor=yes
  1547                         fi
  1548                     fi
  1549                 fi
  1550             fi
  1551             if test x$definitely_enable_video_x11_xcursor = xyes; then
  1552                 AC_DEFINE(SDL_VIDEO_DRIVER_X11_XCURSOR, 1, [ ])
  1553                 SUMMARY_video_x11="${SUMMARY_video_x11} xcursor"
  1554             fi
  1555             AC_ARG_ENABLE(video-x11-xinerama,
  1556 AC_HELP_STRING([--enable-video-x11-xinerama], [enable X11 Xinerama support [[default=yes]]]),
  1557                             , enable_video_x11_xinerama=yes)
  1558             if test x$enable_video_x11_xinerama = xyes; then
  1559                 definitely_enable_video_x11_xinerama=no
  1560                 AC_CHECK_HEADER(X11/extensions/Xinerama.h,
  1561                                 have_xinerama_h_hdr=yes,
  1562                                 have_xinerama_h_hdr=no,
  1563                                 [#include <X11/Xlib.h>
  1564                                 ])
  1565                 if test x$have_xinerama_h_hdr = xyes; then
  1566                     if test x$enable_x11_shared = xyes && test x$xinerama_lib != x ; then
  1567                         echo "-- dynamic libXinerama -> $xinerama_lib"
  1568                         AC_DEFINE_UNQUOTED(SDL_VIDEO_DRIVER_X11_DYNAMIC_XINERAMA, "$xinerama_lib", [ ])
  1569                         definitely_enable_video_x11_xinerama=yes
  1570                     else
  1571                         AC_CHECK_LIB(Xinerama, XineramaQueryExtension, have_xinerama_lib=yes)
  1572                         if test x$have_xinerama_lib = xyes ; then
  1573                             EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lXinerama"
  1574                             definitely_enable_video_x11_xinerama=yes
  1575                         fi
  1576                     fi
  1577                 fi
  1578             fi
  1579             if test x$definitely_enable_video_x11_xinerama = xyes; then
  1580                 AC_DEFINE(SDL_VIDEO_DRIVER_X11_XINERAMA, 1, [ ])
  1581                 SUMMARY_video_x11="${SUMMARY_video_x11} xinerama"
  1582             fi
  1583             AC_ARG_ENABLE(video-x11-xinput,
  1584 AC_HELP_STRING([--enable-video-x11-xinput], [enable X11 XInput extension for manymouse, tablets, etc [[default=yes]]]),
  1585                             , enable_video_x11_xinput=yes)
  1586             if test x$enable_video_x11_xinput = xyes; then
  1587                 definitely_enable_video_x11_xinput=no
  1588                 AC_CHECK_HEADER(X11/extensions/XInput2.h,
  1589                                 have_xinput_h_hdr=yes,
  1590                                 have_xinput_h_hdr=no,
  1591                                 [#include <X11/Xlib.h>
  1592                                 ])
  1593                 if test x$have_xinput_h_hdr = xyes; then
  1594                     if test x$enable_x11_shared = xyes && test x$xinput_lib != x ; then
  1595                         echo "-- dynamic libXi -> $xinput_lib"
  1596                         AC_DEFINE_UNQUOTED(SDL_VIDEO_DRIVER_X11_DYNAMIC_XINPUT2, "$xinput_lib", [ ])
  1597                         definitely_enable_video_x11_xinput=yes
  1598                     else
  1599                         AC_CHECK_LIB(Xi, XOpenDevice, have_xinput_lib=yes)
  1600                         if test x$have_xinput_lib = xyes ; then
  1601                             EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lXi"
  1602                             definitely_enable_video_x11_xinput=yes
  1603                         fi
  1604                     fi
  1605                 fi
  1606             fi
  1607             if test x$definitely_enable_video_x11_xinput = xyes; then
  1608                 SUMMARY_video_x11="${SUMMARY_video_x11} xinput2"
  1609                 AC_DEFINE(SDL_VIDEO_DRIVER_X11_XINPUT2, 1, [ ])
  1610                 AC_MSG_CHECKING(for xinput2 multitouch)
  1611             	have_xinput2_multitouch=no
  1612             	AC_TRY_COMPILE([
  1613               		#include <X11/Xlib.h>
  1614              		#include <X11/Xproto.h>
  1615 			#include <X11/extensions/XInput2.h>
  1616             	],[
  1617 int event_type = XI_TouchBegin;
  1618 XITouchClassInfo *t;
  1619             	],[
  1620             	have_xinput2_multitouch=yes
  1621             	AC_DEFINE(SDL_VIDEO_DRIVER_X11_XINPUT2_SUPPORTS_MULTITOUCH)
  1622                 SUMMARY_video_x11="${SUMMARY_video_x11} xinput2_multitouch"
  1623             	])
  1624             	AC_MSG_RESULT($have_xinput2_multitouch)
  1625             fi
  1626             AC_ARG_ENABLE(video-x11-xrandr,
  1627 AC_HELP_STRING([--enable-video-x11-xrandr], [enable X11 Xrandr extension for fullscreen [[default=yes]]]),
  1628                             , enable_video_x11_xrandr=yes)
  1629             if test x$enable_video_x11_xrandr = xyes; then
  1630                 dnl XRRScreenResources is only present in Xrandr >= 1.2, we use that as a test.
  1631                 definitely_enable_video_x11_xrandr=no
  1632                 have_xrandr_h_hdr=no
  1633                 AC_TRY_COMPILE([
  1634                 #include <X11/Xlib.h>
  1635                 #include <X11/extensions/Xrandr.h>
  1636                 ],[
  1637                 XRRScreenResources *res = NULL;
  1638                 ],[
  1639                 have_xrandr_h_hdr=yes
  1640                 ])
  1641                 if test x$have_xrandr_h_hdr = xyes; then
  1642                     if test x$enable_x11_shared = xyes && test x$xrandr_lib != x ; then
  1643                         echo "-- dynamic libXrandr -> $xrandr_lib"
  1644                         AC_DEFINE_UNQUOTED(SDL_VIDEO_DRIVER_X11_DYNAMIC_XRANDR, "$xrandr_lib", [ ])
  1645                         definitely_enable_video_x11_xrandr=yes
  1646                     else
  1647                         AC_CHECK_LIB(Xrandr, XRRQueryExtension, have_xrandr_lib=yes)
  1648                         if test x$have_xrandr_lib = xyes ; then
  1649                             EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lXrandr"
  1650                             definitely_enable_video_x11_xrandr=yes
  1651                         fi
  1652                     fi
  1653                 fi
  1654             fi
  1655             if test x$definitely_enable_video_x11_xrandr = xyes; then
  1656                 AC_DEFINE(SDL_VIDEO_DRIVER_X11_XRANDR, 1, [ ])
  1657                 SUMMARY_video_x11="${SUMMARY_video_x11} xrandr"
  1658             fi
  1659             AC_ARG_ENABLE(video-x11-scrnsaver,
  1660 AC_HELP_STRING([--enable-video-x11-scrnsaver], [enable X11 screensaver extension [[default=yes]]]),
  1661                             , enable_video_x11_scrnsaver=yes)
  1662             if test x$enable_video_x11_scrnsaver = xyes; then
  1663                 AC_CHECK_HEADER(X11/extensions/scrnsaver.h,
  1664                                 have_scrnsaver_h_hdr=yes,
  1665                                 have_scrnsaver_h_hdr=no,
  1666                                 [#include <X11/Xlib.h>
  1667                                 ])
  1668                 if test x$have_scrnsaver_h_hdr = xyes; then
  1669                     if test x$enable_x11_shared = xyes && test x$xss_lib != x ; then
  1670                         echo "-- dynamic libXss -> $xss_lib"
  1671                         AC_DEFINE_UNQUOTED(SDL_VIDEO_DRIVER_X11_DYNAMIC_XSS, "$xss_lib", [ ])
  1672                         definitely_enable_video_x11_scrnsaver=yes
  1673                     else
  1674                         AC_CHECK_LIB(Xss, XScreenSaverSuspend, have_xss_lib=yes)
  1675                         if test x$have_xss_lib = xyes ; then
  1676                             EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lXss"
  1677                             definitely_enable_video_x11_scrnsaver=yes
  1678                         fi
  1679                     fi
  1680                 fi
  1681             fi
  1682             if test x$definitely_enable_video_x11_scrnsaver = xyes; then
  1683                 AC_DEFINE(SDL_VIDEO_DRIVER_X11_XSCRNSAVER, 1, [ ])
  1684                 SUMMARY_video_x11="${SUMMARY_video_x11} xscrnsaver"
  1685             fi
  1686             AC_ARG_ENABLE(video-x11-xshape,
  1687 AC_HELP_STRING([--enable-video-x11-xshape], [enable X11 XShape support [[default=yes]]]),
  1688                             , enable_video_x11_xshape=yes)
  1689             if test x$enable_video_x11_xshape = xyes; then
  1690                 AC_CHECK_HEADER(X11/extensions/shape.h,
  1691                                 have_shape_h_hdr=yes,
  1692                                 have_shape_h_hdr=no,
  1693                                 [#include <X11/Xlib.h>
  1694                                 ])
  1695                 if test x$have_shape_h_hdr = xyes; then
  1696                     AC_DEFINE(SDL_VIDEO_DRIVER_X11_XSHAPE, 1, [ ])
  1697                     SUMMARY_video_x11="${SUMMARY_video_x11} xshape"
  1698                 fi
  1699             fi
  1700             AC_ARG_ENABLE(video-x11-vm,
  1701 AC_HELP_STRING([--enable-video-x11-vm], [use X11 VM extension for fullscreen [[default=yes]]]),
  1702                             , enable_video_x11_vm=yes)
  1703             if test x$enable_video_x11_vm = xyes; then
  1704                 definitely_enable_video_x11_vm=no
  1705                 AC_CHECK_HEADER(X11/extensions/xf86vmode.h,
  1706                                 have_vm_h_hdr=yes,
  1707                                 have_vm_h_hdr=no,
  1708                                 [#include <X11/Xlib.h>
  1709                                 ])
  1710                 if test x$have_vm_h_hdr = xyes; then
  1711                     if test x$enable_x11_shared = xyes && test x$xvidmode_lib != x ; then
  1712                         echo "-- dynamic libXxf86vm -> $xvidmode_lib"
  1713                         AC_DEFINE_UNQUOTED(SDL_VIDEO_DRIVER_X11_DYNAMIC_XVIDMODE, "$xvidmode_lib", [ ])
  1714                         definitely_enable_video_x11_vm=yes
  1715                     else
  1716                         AC_CHECK_LIB(Xxf86vm, XF86VidModeQueryVersion, have_vm_lib=yes)
  1717                         if test x$have_vm_lib = xyes ; then
  1718                             EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lXxf86vm"
  1719                             definitely_enable_video_x11_vm=yes
  1720                         fi
  1721                     fi
  1722                 fi
  1723             fi
  1724             if test x$definitely_enable_video_x11_vm = xyes; then
  1725                 AC_DEFINE(SDL_VIDEO_DRIVER_X11_XVIDMODE, 1, [ ])
  1726                 SUMMARY_video_x11="${SUMMARY_video_x11} xvidmode"
  1727             fi
  1728         fi
  1729     fi
  1730 }
  1731 
  1732 dnl Set up the MX6 video driver if enabled
  1733 CheckMX6Video()
  1734 {
  1735     AC_ARG_ENABLE(video-mx6,
  1736 AC_HELP_STRING([--enable-video-mx6], [use Freescale i.MX6 video driver [[default=no]]]),
  1737                   , enable_video_mx6=no)
  1738     if test x$enable_video = xyes -a x$enable_video_mx6 = xyes; then
  1739         AC_MSG_CHECKING(for Vivante GPU SDK)
  1740         have_viv_sdk=no
  1741         AC_TRY_COMPILE([
  1742           #define EGL_API_FB
  1743           #include <EGL/eglvivante.h>
  1744         ],[
  1745         ],[
  1746         have_viv_sdk=yes
  1747         ])
  1748         AC_MSG_RESULT($have_viv_sdk)
  1749         if test x$have_viv_sdk = xyes; then
  1750             AC_DEFINE(SDL_VIDEO_DRIVER_MX6, 1, [ ])
  1751             SOURCES="$SOURCES $srcdir/src/video/mx6/*.c"
  1752             SUMMARY_video="${SUMMARY_video} mx6"
  1753             have_video=yes
  1754         fi
  1755     fi
  1756 }
  1757 
  1758 dnl Set up the Haiku video driver if enabled
  1759 CheckHaikuVideo()
  1760 {
  1761     if test x$enable_video = xyes; then
  1762         AC_DEFINE(SDL_VIDEO_DRIVER_HAIKU, 1, [ ])
  1763         SOURCES="$SOURCES $srcdir/src/video/haiku/*.cc"
  1764         have_video=yes
  1765         SUMMARY_video="${SUMMARY_video} haiku"
  1766     fi
  1767 }
  1768 
  1769 dnl Set up the Cocoa video driver for Mac OS X (but not Darwin)
  1770 CheckCOCOA()
  1771 {
  1772     AC_ARG_ENABLE(video-cocoa,
  1773 AC_HELP_STRING([--enable-video-cocoa], [use Cocoa video driver [[default=yes]]]),
  1774                   , enable_video_cocoa=yes)
  1775     if test x$enable_video = xyes -a x$enable_video_cocoa = xyes; then
  1776         save_CFLAGS="$CFLAGS"
  1777         dnl work around that we don't have Objective-C support in autoconf
  1778         CFLAGS="$CFLAGS -x objective-c"
  1779         AC_MSG_CHECKING(for Cocoa framework)
  1780         have_cocoa=no
  1781         AC_TRY_COMPILE([
  1782           #import <Cocoa/Cocoa.h>
  1783         ],[
  1784         ],[
  1785         have_cocoa=yes
  1786         ])
  1787         AC_MSG_RESULT($have_cocoa)
  1788         CFLAGS="$save_CFLAGS"
  1789         if test x$have_cocoa = xyes; then
  1790             AC_DEFINE(SDL_VIDEO_DRIVER_COCOA, 1, [ ])
  1791             SOURCES="$SOURCES $srcdir/src/video/cocoa/*.m"
  1792             SUMMARY_video="${SUMMARY_video} cocoa"
  1793             have_video=yes
  1794         fi
  1795     fi
  1796 }
  1797 
  1798 dnl Find DirectFB
  1799 CheckDirectFB()
  1800 {
  1801     AC_ARG_ENABLE(video-directfb,
  1802 AC_HELP_STRING([--enable-video-directfb], [use DirectFB video driver [[default=no]]]),
  1803                   , enable_video_directfb=no)
  1804     if test x$enable_video = xyes -a x$enable_video_directfb = xyes; then
  1805         video_directfb=no
  1806 
  1807         DIRECTFB_REQUIRED_VERSION=1.0.0
  1808         AC_PATH_PROGS(DIRECTFBCONFIG, directfb-config, no, [$prefix/bin:$PATH])
  1809         if test x$DIRECTFBCONFIG = xno; then
  1810             AC_PATH_PROG(PKG_CONFIG, pkg-config, no)
  1811             if test x$PKG_CONFIG != xno; then
  1812                 if $PKG_CONFIG --atleast-pkgconfig-version 0.7 && $PKG_CONFIG --atleast-version $DIRECTFB_REQUIRED_VERSION directfb; then
  1813                     DIRECTFB_CFLAGS=`$PKG_CONFIG --cflags directfb`
  1814                     DIRECTFB_LIBS=`$PKG_CONFIG --libs directfb`
  1815                     DIRECTFB_PREFIX=`$PKG_CONFIG --variable=prefix directfb`
  1816                     video_directfb=yes
  1817                 fi
  1818             fi
  1819         else
  1820             set -- `echo $DIRECTFB_REQUIRED_VERSION | sed 's/\./ /g'`
  1821             NEED_VERSION=`expr $1 \* 10000 + $2 \* 100 + $3`
  1822             set -- `$DIRECTFBCONFIG --version | sed 's/\./ /g'`
  1823             HAVE_VERSION=`expr $1 \* 10000 + $2 \* 100 + $3`
  1824             if test $HAVE_VERSION -ge $NEED_VERSION; then
  1825                 DIRECTFB_CFLAGS=`$DIRECTFBCONFIG --cflags`
  1826                 DIRECTFB_LIBS=`$DIRECTFBCONFIG --libs`
  1827                 DIRECTFB_PREFIX=`$DIRECTFBCONFIG --prefix`
  1828                 video_directfb=yes
  1829             fi
  1830         fi
  1831         if test x$video_directfb = xyes; then
  1832             # SuSE 11.1 installs directfb-config without directfb-devel
  1833             save_CPPFLAGS="$CPPFLAGS"
  1834             CPPFLAGS="$CPPFLAGS $DIRECTFB_CFLAGS"
  1835             AC_CHECK_HEADER(directfb.h, have_directfb_hdr=yes, have_directfb_hdr=no)
  1836             CPPFLAGS="$save_CPPFLAGS"
  1837             video_directfb=$have_directfb_hdr
  1838         fi
  1839         AC_MSG_CHECKING(for DirectFB $DIRECTFB_REQUIRED_VERSION support)
  1840         AC_MSG_RESULT($video_directfb)
  1841 
  1842         if test x$video_directfb = xyes; then
  1843             AC_ARG_ENABLE(directfb-shared,
  1844 AC_HELP_STRING([--enable-directfb-shared], [dynamically load directfb support [[default=yes]]]),
  1845                               , enable_directfb_shared=yes)
  1846 
  1847             AC_DEFINE(SDL_VIDEO_DRIVER_DIRECTFB, 1, [ ])
  1848             AC_DEFINE(SDL_VIDEO_RENDER_DIRECTFB, 1, [ ])
  1849             SOURCES="$SOURCES $srcdir/src/video/directfb/*.c"
  1850             EXTRA_CFLAGS="$EXTRA_CFLAGS $DIRECTFB_CFLAGS"
  1851 
  1852             AC_MSG_CHECKING(for directfb dynamic loading support)
  1853             directfb_shared=no
  1854             directfb_lib=[`find_lib "libdirectfb.so.*" "$DIRECTFB_LIBS"`]
  1855             # | sed 's/.*\/\(.*\)/\1/; q'`]
  1856 AC_MSG_WARN("directfb $directfb_lib")
  1857             if test x$have_loadso != xyes && \
  1858                test x$enable_directfb_shared = xyes; then
  1859                 AC_MSG_WARN([You must have SDL_LoadObject() support for dynamic directfb loading])
  1860             fi
  1861             if test x$have_loadso = xyes && \
  1862                test x$enable_directfb_shared = xyes && test x$directfb_lib != x; then
  1863                 directfb_shared=yes
  1864                 echo "-- $directfb_lib_spec -> $directfb_lib"
  1865                 AC_DEFINE_UNQUOTED(SDL_VIDEO_DRIVER_DIRECTFB_DYNAMIC, "$directfb_lib", [ ])
  1866                 SUMMARY_video="${SUMMARY_video} directfb(dynamic)"
  1867             else
  1868                 EXTRA_LDFLAGS="$EXTRA_LDFLAGS $DIRECTFB_LIBS"
  1869                 SUMMARY_video="${SUMMARY_video} directfb"
  1870             fi
  1871             AC_MSG_RESULT($directfb_shared)
  1872             SDL_CFLAGS="$SDL_CFLAGS $DIRECTFB_CFLAGS"
  1873             have_video=yes
  1874         fi
  1875     fi
  1876 }
  1877 
  1878 dnl Find FusionSound
  1879 CheckFusionSound()
  1880 {
  1881     AC_ARG_ENABLE(fusionsound,
  1882 AC_HELP_STRING([--enable-fusionsound], [use FusionSound audio driver [[default=no]]]),
  1883                   , enable_fusionsound=no)
  1884     if test x$enable_audio = xyes -a x$enable_fusionsound = xyes; then
  1885         fusionsound=no
  1886 
  1887         FUSIONSOUND_REQUIRED_VERSION=1.1.1
  1888 
  1889         AC_PATH_PROG(PKG_CONFIG, pkg-config, no)
  1890         AC_MSG_CHECKING(for FusionSound $FUSIONSOUND_REQUIRED_VERSION support)
  1891         if test x$PKG_CONFIG != xno; then
  1892             if $PKG_CONFIG --atleast-pkgconfig-version 0.7 && $PKG_CONFIG --atleast-version $FUSIONSOUND_REQUIRED_VERSION fusionsound; then
  1893                 FUSIONSOUND_CFLAGS=`$PKG_CONFIG --cflags fusionsound`
  1894                 FUSIONSOUND_LIBS=`$PKG_CONFIG --libs fusionsound`
  1895                 fusionsound=yes
  1896             fi
  1897         fi
  1898         AC_MSG_RESULT($fusionsound)
  1899 
  1900         if test x$fusionsound = xyes; then
  1901             AC_DEFINE(SDL_AUDIO_DRIVER_FUSIONSOUND, 1, [ ])
  1902             SOURCES="$SOURCES $srcdir/src/audio/fusionsound/*.c"
  1903             EXTRA_CFLAGS="$EXTRA_CFLAGS $FUSIONSOUND_CFLAGS"
  1904             
  1905             AC_ARG_ENABLE(fusionsound-shared,
  1906 AC_HELP_STRING([--enable-fusionsound-shared], [dynamically load fusionsound audio support [[default=yes]]]),
  1907                           , enable_fusionsound_shared=yes)
  1908             fusionsound_shared=no
  1909             AC_MSG_CHECKING(for FusionSound dynamic loading support)
  1910             if test x$have_loadso != xyes && \
  1911                test x$enable_fusionsound_shared = xyes; then
  1912                 AC_MSG_WARN([You must have SDL_LoadObject() support for dynamic fusionsound loading])
  1913             fi
  1914             if test x$have_loadso = xyes && \
  1915                test x$enable_fusionsound_shared = xyes; then
  1916                 AC_DEFINE_UNQUOTED(SDL_AUDIO_DRIVER_FUSIONSOUND_DYNAMIC, "libfusionsound.so", [ ])
  1917                 fusionsound_shared=yes
  1918                 SUMMARY_audio="${SUMMARY_audio} fusionsound(dynamic)"
  1919             else
  1920                 EXTRA_LDFLAGS="$EXTRA_LDFLAGS $FUSIONSOUND_LIBS"
  1921                 SUMMARY_audio="${SUMMARY_audio} fusionsound"
  1922             fi
  1923             AC_MSG_RESULT($fusionsound_shared)
  1924             
  1925             have_audio=yes
  1926         fi
  1927     fi
  1928 }
  1929 
  1930 dnl rcg04172001 Set up the Null video driver.
  1931 CheckDummyVideo()
  1932 {
  1933     AC_ARG_ENABLE(video-dummy,
  1934 AC_HELP_STRING([--enable-video-dummy], [use dummy video driver [[default=yes]]]),
  1935                   , enable_video_dummy=yes)
  1936     if test x$enable_video_dummy = xyes; then
  1937         AC_DEFINE(SDL_VIDEO_DRIVER_DUMMY, 1, [ ])
  1938         SOURCES="$SOURCES $srcdir/src/video/dummy/*.c"
  1939         have_video=yes
  1940         SUMMARY_video="${SUMMARY_video} dummy"
  1941     fi
  1942 }
  1943 
  1944 dnl Check to see if OpenGL support is desired
  1945 AC_ARG_ENABLE(video-opengl,
  1946 AC_HELP_STRING([--enable-video-opengl], [include OpenGL support [[default=yes]]]),
  1947               , enable_video_opengl=yes)
  1948 
  1949 dnl Find OpenGL
  1950 CheckOpenGLX11()
  1951 {
  1952     if test x$enable_video = xyes -a x$enable_video_opengl = xyes; then
  1953         AC_MSG_CHECKING(for OpenGL (GLX) support)
  1954         video_opengl=no
  1955         AC_TRY_COMPILE([
  1956          #include <GL/gl.h>
  1957          #include <GL/glx.h>
  1958         ],[
  1959         ],[
  1960         video_opengl=yes
  1961         ])
  1962         AC_MSG_RESULT($video_opengl)
  1963         if test x$video_opengl = xyes; then
  1964             AC_DEFINE(SDL_VIDEO_OPENGL, 1, [ ])
  1965             AC_DEFINE(SDL_VIDEO_OPENGL_GLX, 1, [ ])
  1966             AC_DEFINE(SDL_VIDEO_RENDER_OGL, 1, [ ])
  1967             SUMMARY_video="${SUMMARY_video} opengl"
  1968         fi
  1969     fi
  1970 }
  1971 
  1972 dnl Check to see if OpenGL ES support is desired
  1973 AC_ARG_ENABLE(video-opengles,
  1974 AC_HELP_STRING([--enable-video-opengles], [include OpenGL ES support [[default=yes]]]),
  1975               , enable_video_opengles=yes)
  1976 
  1977 dnl Find OpenGL ES
  1978 CheckOpenGLESX11()
  1979 {
  1980     if test x$enable_video = xyes -a x$enable_video_opengles = xyes; then
  1981         AC_MSG_CHECKING(for EGL support)
  1982         video_opengl_egl=no
  1983         AC_TRY_COMPILE([
  1984          #define EGL_API_FB
  1985          #include <EGL/egl.h>
  1986          #include <EGL/eglext.h>
  1987         ],[
  1988         ],[
  1989         video_opengl_egl=yes
  1990         ])
  1991         AC_MSG_RESULT($video_opengl_egl)
  1992         if test x$video_opengl_egl = xyes; then
  1993             AC_DEFINE(SDL_VIDEO_OPENGL_EGL, 1, [ ])
  1994         fi
  1995             
  1996         AC_MSG_CHECKING(for OpenGL ES v1 headers)
  1997         video_opengles_v1=no
  1998         AC_TRY_COMPILE([
  1999          #include <GLES/gl.h>
  2000          #include <GLES/glext.h>
  2001         ],[
  2002         ],[
  2003         video_opengles_v1=yes
  2004         ])
  2005         AC_MSG_RESULT($video_opengles_v1)
  2006         if test x$video_opengles_v1 = xyes; then
  2007             AC_DEFINE(SDL_VIDEO_OPENGL_ES, 1, [ ])
  2008             AC_DEFINE(SDL_VIDEO_RENDER_OGL_ES, 1, [ ])
  2009             SUMMARY_video="${SUMMARY_video} opengl_es1"
  2010         fi
  2011         
  2012         AC_MSG_CHECKING(for OpenGL ES v2 headers)
  2013         video_opengles_v2=no
  2014         AC_TRY_COMPILE([
  2015          #include <GLES2/gl2.h>
  2016          #include <GLES2/gl2ext.h>
  2017         ],[
  2018         ],[
  2019         video_opengles_v2=yes
  2020         ])
  2021         AC_MSG_RESULT($video_opengles_v2)
  2022         if test x$video_opengles_v2 = xyes; then
  2023             AC_DEFINE(SDL_VIDEO_OPENGL_ES2, 1, [ ])
  2024             AC_DEFINE(SDL_VIDEO_RENDER_OGL_ES2, 1, [ ])
  2025             SUMMARY_video="${SUMMARY_video} opengl_es2"
  2026         fi
  2027     fi
  2028 }
  2029 
  2030 dnl Check for Windows OpenGL
  2031 CheckWINDOWSGL()
  2032 {
  2033     if test x$enable_video = xyes -a x$enable_video_opengl = xyes; then
  2034         AC_DEFINE(SDL_VIDEO_OPENGL, 1, [ ])
  2035         AC_DEFINE(SDL_VIDEO_OPENGL_WGL, 1, [ ])
  2036         AC_DEFINE(SDL_VIDEO_RENDER_OGL, 1, [ ])
  2037         SUMMARY_video="${SUMMARY_video} opengl"
  2038     fi
  2039 }
  2040 
  2041 dnl Check for Windows OpenGL
  2042 CheckWINDOWSGLES()
  2043 {
  2044     if test x$enable_video = xyes -a x$enable_video_opengles = xyes; then
  2045 
  2046         AC_MSG_CHECKING(for EGL support)
  2047         video_opengl_egl=no
  2048         AC_TRY_COMPILE([
  2049          #include <EGL/egl.h>
  2050         ],[
  2051         ],[
  2052         video_opengl_egl=yes
  2053         ])
  2054         AC_MSG_RESULT($video_opengl_egl)
  2055         if test x$video_opengl_egl = xyes; then
  2056             AC_DEFINE(SDL_VIDEO_OPENGL, 1, [ ])
  2057             AC_DEFINE(SDL_VIDEO_OPENGL_EGL, 1, [ ])
  2058             SUMMARY_video="${SUMMARY_video} opengl_es1"
  2059         fi
  2060        
  2061         AC_MSG_CHECKING(for OpenGL ES v2 headers)
  2062         video_opengles_v2=no
  2063         AC_TRY_COMPILE([
  2064          #include <GLES2/gl2.h>
  2065          #include <GLES2/gl2ext.h>
  2066         ],[
  2067         ],[
  2068         video_opengles_v2=yes
  2069         ])
  2070         AC_MSG_RESULT($video_opengles_v2)
  2071         if test x$video_opengles_v2 = xyes; then
  2072             AC_DEFINE(SDL_VIDEO_OPENGL, 1, [ ])
  2073             AC_DEFINE(SDL_VIDEO_OPENGL_ES2, 1, [ ])
  2074             AC_DEFINE(SDL_VIDEO_RENDER_OGL_ES2, 1, [ ])
  2075             SUMMARY_video="${SUMMARY_video} opengl_es2"
  2076         fi
  2077     fi
  2078 }
  2079 
  2080 dnl Check for Haiku OpenGL
  2081 CheckHaikuGL()
  2082 {
  2083     if test x$enable_video = xyes -a x$enable_video_opengl = xyes; then
  2084         AC_DEFINE(SDL_VIDEO_OPENGL, 1, [ ])
  2085         AC_DEFINE(SDL_VIDEO_OPENGL_HAIKU, 1, [ ])
  2086         AC_DEFINE(SDL_VIDEO_RENDER_OGL, 1, [ ])
  2087         EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lGL"
  2088         SUMMARY_video="${SUMMARY_video} opengl"
  2089     fi
  2090 }
  2091 
  2092 dnl Check for MacOS OpenGL
  2093 CheckMacGL()
  2094 {
  2095     if test x$enable_video = xyes -a x$enable_video_opengl = xyes; then
  2096         AC_DEFINE(SDL_VIDEO_OPENGL, 1, [ ])
  2097         AC_DEFINE(SDL_VIDEO_OPENGL_CGL, 1, [ ])
  2098         AC_DEFINE(SDL_VIDEO_RENDER_OGL, 1, [ ])
  2099         SUMMARY_video="${SUMMARY_video} opengl"
  2100     fi
  2101 }
  2102 
  2103 dnl See if we can use the new unified event interface in Linux 2.4
  2104 CheckInputEvents()
  2105 {
  2106     dnl Check for Linux 2.4 unified input event interface support
  2107         AC_MSG_CHECKING(for Linux 2.4 unified input interface)
  2108         use_input_events=no
  2109         AC_TRY_COMPILE([
  2110           #include <linux/input.h>
  2111         ],[
  2112           #ifndef EVIOCGNAME
  2113           #error EVIOCGNAME() ioctl not available
  2114           #endif
  2115         ],[
  2116         use_input_events=yes
  2117         ])
  2118         AC_MSG_RESULT($use_input_events)
  2119         if test x$use_input_events = xyes; then
  2120             AC_DEFINE(SDL_INPUT_LINUXEV, 1, [ ])
  2121             SUMMARY_input="${SUMMARY_input} linuxev"
  2122         fi
  2123 }
  2124 
  2125 dnl See if we can use the kernel kd.h header
  2126 CheckInputKD()
  2127 {
  2128 
  2129     AC_MSG_CHECKING(for Linux kd.h)
  2130     use_input_kd=no
  2131     AC_TRY_COMPILE([
  2132       #include <linux/kd.h>
  2133       #include <linux/keyboard.h>
  2134     ],[
  2135         struct kbentry kbe;
  2136         kbe.kb_table = KG_CTRL;
  2137         ioctl(0, KDGKBENT, &kbe);
  2138     ],[
  2139     use_input_kd=yes
  2140     ])
  2141     AC_MSG_RESULT($use_input_kd)
  2142     if test x$use_input_kd = xyes; then
  2143         AC_DEFINE(SDL_INPUT_LINUXKD, 1, [ ])
  2144         SUMMARY_input="${SUMMARY_input} linuxkd"
  2145     fi
  2146 }
  2147 
  2148 dnl See if the platform offers libudev for device enumeration and hotplugging.
  2149 CheckLibUDev()
  2150 {
  2151     AC_ARG_ENABLE(libudev,
  2152 AC_HELP_STRING([--enable-libudev], [enable libudev support [[default=yes]]]),
  2153                         , enable_libudev=yes)
  2154     if test x$enable_libudev = xyes; then
  2155         AC_CHECK_HEADER(libudev.h,
  2156                         have_libudev_h_hdr=yes,
  2157                         have_libudev_h_hdr=no)
  2158         if test x$have_libudev_h_hdr = xyes; then
  2159             AC_DEFINE(HAVE_LIBUDEV_H, 1, [ ])
  2160         fi
  2161     fi
  2162 }
  2163 
  2164 dnl See if the platform offers libdbus for various IPC techniques.
  2165 CheckDBus()
  2166 {
  2167     AC_ARG_ENABLE(dbus,
  2168 AC_HELP_STRING([--enable-dbus], [enable D-Bus support [[default=yes]]]),
  2169                         , enable_dbus=yes)
  2170     if test x$enable_dbus = xyes; then
  2171         AC_PATH_PROG(PKG_CONFIG, pkg-config, no)
  2172         if test x$PKG_CONFIG != xno; then
  2173             DBUS_CFLAGS=`$PKG_CONFIG --cflags dbus-1`
  2174             save_CFLAGS="$CFLAGS"
  2175             CFLAGS="$save_CFLAGS $DBUS_CFLAGS"
  2176             AC_CHECK_HEADER(dbus/dbus.h,
  2177                             have_dbus_dbus_h_hdr=yes,
  2178                             have_dbus_dbus_h_hdr=no)
  2179             CFLAGS="$save_CFLAGS"
  2180             if test x$have_dbus_dbus_h_hdr = xyes; then
  2181                 AC_DEFINE(HAVE_DBUS_DBUS_H, 1, [ ])
  2182                 EXTRA_CFLAGS="$EXTRA_CFLAGS $DBUS_CFLAGS"
  2183                 SOURCES="$SOURCES $srcdir/src/core/linux/SDL_dbus.c"
  2184             fi
  2185         fi
  2186     fi
  2187 }
  2188 
  2189 dnl See if the platform has libibus IME support.
  2190 CheckIBus()
  2191 {
  2192     AC_ARG_ENABLE(ibus,
  2193 AC_HELP_STRING([--enable-ibus], [enable IBus support [[default=yes]]]),
  2194                   , enable_ibus=yes)
  2195     if test x$enable_ibus = xyes; then
  2196         AC_PATH_PROG(PKG_CONFIG, pkg-config, no)
  2197         if test x$PKG_CONFIG != xno; then
  2198             IBUS_CFLAGS=`$PKG_CONFIG --cflags ibus-1.0`
  2199             save_CFLAGS="$CFLAGS"
  2200             CFLAGS="$save_CFLAGS $IBUS_CFLAGS"
  2201             AC_CHECK_HEADER(ibus-1.0/ibus.h,
  2202                             have_ibus_ibus_h_hdr=yes,
  2203                             have_ibus_ibus_h_hdr=no)
  2204             AC_CHECK_HEADER(sys/inotify.h,
  2205                             have_inotify_inotify_h_hdr=yes,
  2206                             have_inotify_inotify_h_hdr=no)
  2207             CFLAGS="$save_CFLAGS"
  2208             if test x$have_ibus_ibus_h_hdr = xyes; then
  2209                 if test x$enable_dbus != xyes; then
  2210                     AC_MSG_WARN([DBus support is required for IBus.])
  2211                     have_ibus_ibus_h_hdr=no
  2212                 elif test x$have_inotify_inotify_h_hdr != xyes; then
  2213                     AC_MSG_WARN([INotify support is required for IBus.])
  2214                     have_ibus_ibus_h_hdr=no
  2215                 else
  2216                     AC_DEFINE(HAVE_IBUS_IBUS_H, 1, [ ])
  2217                     EXTRA_CFLAGS="$EXTRA_CFLAGS $IBUS_CFLAGS"
  2218                     SOURCES="$SOURCES $srcdir/src/core/linux/SDL_ibus.c"
  2219                fi
  2220             fi
  2221         fi
  2222     fi
  2223 }
  2224 
  2225 dnl See if we can use the Touchscreen input library
  2226 CheckTslib()
  2227 {
  2228     AC_ARG_ENABLE(input-tslib,
  2229 AC_HELP_STRING([--enable-input-tslib], [use the Touchscreen library for input [[default=yes]]]),
  2230                   , enable_input_tslib=yes)
  2231     if test x$enable_input_tslib = xyes; then
  2232         AC_MSG_CHECKING(for Touchscreen library support)
  2233         enable_input_tslib=no
  2234         AC_TRY_COMPILE([
  2235           #include "tslib.h"
  2236         ],[
  2237         ],[
  2238         enable_input_tslib=yes
  2239         ])
  2240         AC_MSG_RESULT($enable_input_tslib)
  2241         if test x$enable_input_tslib = xyes; then
  2242             AC_DEFINE(SDL_INPUT_TSLIB, 1, [ ])
  2243             EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lts"
  2244             SUMMARY_input="${SUMMARY_input} ts"
  2245         fi
  2246     fi
  2247 }
  2248 
  2249 dnl See what type of thread model to use on Linux and Solaris
  2250 CheckPTHREAD()
  2251 {
  2252     dnl Check for pthread support
  2253     AC_ARG_ENABLE(pthreads,
  2254 AC_HELP_STRING([--enable-pthreads], [use POSIX threads for multi-threading [[default=yes]]]),
  2255                   , enable_pthreads=yes)
  2256     dnl This is used on Linux for glibc binary compatibility (Doh!)
  2257     AC_ARG_ENABLE(pthread-sem,
  2258 AC_HELP_STRING([--enable-pthread-sem], [use pthread semaphores [[default=yes]]]),
  2259                   , enable_pthread_sem=yes)
  2260     case "$host" in
  2261 	 *-*-androideabi*)
  2262             pthread_cflags="-D_REENTRANT -D_THREAD_SAFE"
  2263             pthread_lib=""
  2264 	    ;;
  2265         *-*-linux*|*-*-uclinux*)
  2266             pthread_cflags="-D_REENTRANT"
  2267             pthread_lib="-lpthread"
  2268             ;;
  2269         *-*-bsdi*)
  2270             pthread_cflags="-D_REENTRANT -D_THREAD_SAFE"
  2271             pthread_lib=""
  2272             ;;
  2273         *-*-darwin*)
  2274             pthread_cflags="-D_THREAD_SAFE"
  2275 # causes Carbon.p complaints?
  2276 #            pthread_cflags="-D_REENTRANT -D_THREAD_SAFE"
  2277             ;;
  2278         *-*-freebsd*|*-*-dragonfly*)
  2279             pthread_cflags="-D_REENTRANT -D_THREAD_SAFE"
  2280             pthread_lib="-pthread"
  2281             ;;
  2282         *-*-netbsd*)
  2283             pthread_cflags="-D_REENTRANT -D_THREAD_SAFE"
  2284             pthread_lib="-lpthread"
  2285             ;;
  2286         *-*-openbsd*)
  2287             pthread_cflags="-D_REENTRANT"
  2288             pthread_lib="-pthread"
  2289             ;;
  2290         *-*-solaris2.9)
  2291             # From Solaris 9+, posix4's preferred name is rt.
  2292             pthread_cflags="-D_REENTRANT"
  2293             pthread_lib="-lpthread -lrt"
  2294             ;;
  2295         *-*-solaris2.10)
  2296             # Solaris 10+ merged pthread into libc.
  2297             pthread_cflags="-D_REENTRANT"
  2298             pthread_lib="-lrt"
  2299             ;;
  2300         *-*-solaris*)
  2301             # Solaris 11+ merged rt into libc.
  2302             pthread_cflags="-D_REENTRANT"
  2303             pthread_lib=""
  2304             ;;
  2305         *-*-sysv5*)
  2306             pthread_cflags="-D_REENTRANT -Kthread"
  2307             pthread_lib=""
  2308             ;;
  2309         *-*-aix*)
  2310             pthread_cflags="-D_REENTRANT -mthreads"
  2311             pthread_lib="-lpthread"
  2312             ;;
  2313         *-*-hpux11*)
  2314             pthread_cflags="-D_REENTRANT"
  2315             pthread_lib="-L/usr/lib -lpthread"
  2316             ;;
  2317         *-*-haiku*)
  2318             pthread_cflags="-D_REENTRANT"
  2319             pthread_lib=""
  2320             ;;
  2321         *)
  2322             pthread_cflags="-D_REENTRANT"
  2323             pthread_lib="-lpthread"
  2324             ;;
  2325     esac
  2326     if test x$enable_threads = xyes -a x$enable_pthreads = xyes; then
  2327         # Save the original compiler flags and libraries
  2328         ac_save_cflags="$CFLAGS"; ac_save_libs="$LIBS"
  2329         # Add the pthread compiler flags and libraries
  2330         CFLAGS="$CFLAGS $pthread_cflags"; LIBS="$LIBS $pthread_lib"
  2331         # Check to see if we have pthread support on this system
  2332         AC_MSG_CHECKING(for pthreads)
  2333         use_pthreads=no
  2334         AC_TRY_LINK([
  2335          #include <pthread.h>
  2336         ],[
  2337          pthread_attr_t type;
  2338          pthread_attr_init(&type);
  2339         ],[
  2340         use_pthreads=yes
  2341         ])
  2342         AC_MSG_RESULT($use_pthreads)
  2343         # Restore the compiler flags and libraries
  2344         CFLAGS="$ac_save_cflags"; LIBS="$ac_save_libs"
  2345 
  2346         # Do futher testing if we have pthread support...
  2347         if test x$use_pthreads = xyes; then
  2348             AC_DEFINE(SDL_THREAD_PTHREAD, 1, [ ])
  2349             EXTRA_CFLAGS="$EXTRA_CFLAGS $pthread_cflags"
  2350             EXTRA_LDFLAGS="$EXTRA_LDFLAGS $pthread_lib"
  2351             SDL_CFLAGS="$SDL_CFLAGS $pthread_cflags"
  2352             SDL_LIBS="$SDL_LIBS $pthread_lib"
  2353 
  2354             # Save the original compiler flags and libraries
  2355             ac_save_cflags="$CFLAGS"; ac_save_libs="$LIBS"
  2356             # Add the pthread compiler flags and libraries
  2357             CFLAGS="$CFLAGS $pthread_cflags"; LIBS="$LIBS $pthread_lib"
  2358 
  2359             # Check to see if recursive mutexes are available
  2360             AC_MSG_CHECKING(for recursive mutexes)
  2361             has_recursive_mutexes=no
  2362             if test x$has_recursive_mutexes = xno; then
  2363                 AC_TRY_COMPILE([
  2364                   #include <pthread.h>
  2365                 ],[
  2366                   pthread_mutexattr_t attr;
  2367                   pthread_mutexattr_settype(&attr, PTHREAD_MUTEX_RECURSIVE);
  2368                 ],[
  2369                 has_recursive_mutexes=yes
  2370                 AC_DEFINE(SDL_THREAD_PTHREAD_RECURSIVE_MUTEX, 1, [ ])
  2371                 ])
  2372             fi
  2373             if test x$has_recursive_mutexes = xno; then
  2374                 AC_TRY_COMPILE([
  2375                   #include <pthread.h>
  2376                 ],[
  2377                   pthread_mutexattr_t attr;
  2378                   pthread_mutexattr_setkind_np(&attr, PTHREAD_MUTEX_RECURSIVE_NP);
  2379                 ],[
  2380                 has_recursive_mutexes=yes
  2381                 AC_DEFINE(SDL_THREAD_PTHREAD_RECURSIVE_MUTEX_NP, 1, [ ])
  2382                 ])
  2383             fi
  2384             AC_MSG_RESULT($has_recursive_mutexes)
  2385 
  2386             # Check to see if pthread semaphore support is missing
  2387             if test x$enable_pthread_sem = xyes; then
  2388                 AC_MSG_CHECKING(for pthread semaphores)
  2389                 have_pthread_sem=no
  2390                 AC_TRY_COMPILE([
  2391                   #include <pthread.h>
  2392                   #include <semaphore.h>
  2393                 ],[
  2394                 ],[
  2395                 have_pthread_sem=yes
  2396                 ])
  2397                 AC_MSG_RESULT($have_pthread_sem)
  2398             fi
  2399             if test x$have_pthread_sem = xyes; then
  2400                 AC_MSG_CHECKING(for sem_timedwait)
  2401                 have_sem_timedwait=no
  2402                 AC_TRY_LINK([
  2403                   #include <pthread.h>
  2404                   #include <semaphore.h>
  2405                 ],[
  2406                   sem_timedwait(NULL, NULL);
  2407                 ],[
  2408                 have_sem_timedwait=yes
  2409                 AC_DEFINE(HAVE_SEM_TIMEDWAIT)
  2410                 ])
  2411                 AC_MSG_RESULT($have_sem_timedwait)
  2412             fi
  2413 
  2414             AC_CHECK_HEADER(pthread_np.h, have_pthread_np_h=yes, have_pthread_np_h=no, [ #include <pthread.h> ])
  2415             if test x$have_pthread_np_h = xyes; then
  2416                 AC_DEFINE(HAVE_PTHREAD_NP_H, 1, [ ])
  2417             fi
  2418 
  2419             # Check to see if pthread naming is available
  2420             AC_MSG_CHECKING(for pthread_setname_np)
  2421             AC_TRY_LINK_FUNC(pthread_setname_np, [
  2422               has_pthread_setname_np=yes
  2423               AC_DEFINE(HAVE_PTHREAD_SETNAME_NP, 1, [ ])
  2424             ],[
  2425               has_pthread_setname_np=no
  2426             ])
  2427             AC_MSG_RESULT($has_pthread_setname_np)
  2428 
  2429             AC_MSG_CHECKING(for pthread_set_name_np)
  2430             AC_TRY_LINK_FUNC(pthread_set_name_np, [
  2431               has_pthread_set_name_np=yes
  2432               AC_DEFINE(HAVE_PTHREAD_SET_NAME_NP, 1, [ ])
  2433             ],[
  2434               has_pthread_set_name_np=no
  2435             ])
  2436             AC_MSG_RESULT($has_pthread_set_name_np)
  2437 
  2438             # Restore the compiler flags and libraries
  2439             CFLAGS="$ac_save_cflags"; LIBS="$ac_save_libs"
  2440 
  2441             # Basic thread creation functions
  2442             SOURCES="$SOURCES $srcdir/src/thread/pthread/SDL_systhread.c"
  2443 
  2444             # Semaphores
  2445             # We can fake these with mutexes and condition variables if necessary
  2446             if test x$have_pthread_sem = xyes; then
  2447                 SOURCES="$SOURCES $srcdir/src/thread/pthread/SDL_syssem.c"
  2448             else
  2449                 SOURCES="$SOURCES $srcdir/src/thread/generic/SDL_syssem.c"
  2450             fi
  2451 
  2452             # Mutexes
  2453             # We can fake these with semaphores if necessary
  2454             SOURCES="$SOURCES $srcdir/src/thread/pthread/SDL_sysmutex.c"
  2455 
  2456             # Condition variables
  2457             # We can fake these with semaphores and mutexes if necessary
  2458             SOURCES="$SOURCES $srcdir/src/thread/pthread/SDL_syscond.c"
  2459 
  2460             # Thread local storage
  2461             SOURCES="$SOURCES $srcdir/src/thread/pthread/SDL_systls.c"
  2462 
  2463             have_threads=yes
  2464         fi
  2465     fi
  2466 }
  2467 
  2468 dnl Determine whether the compiler can produce Windows executables
  2469 CheckWINDOWS()
  2470 {
  2471     AC_MSG_CHECKING(Windows compiler)
  2472     have_win32_gcc=no
  2473     AC_TRY_COMPILE([
  2474      #include <windows.h>
  2475     ],[
  2476     ],[
  2477     have_win32_gcc=yes
  2478     ])
  2479     AC_MSG_RESULT($have_win32_gcc)
  2480     if test x$have_win32_gcc != xyes; then
  2481        AC_MSG_ERROR([
  2482 *** Your compiler ($CC) does not produce Windows executables!
  2483        ])
  2484     fi
  2485 
  2486     AC_MSG_CHECKING(Windows CE)
  2487     have_wince=no
  2488     AC_TRY_COMPILE([
  2489 #if !defined(_WIN32_WCE) && !defined(__MINGW32CE__)
  2490 #error This is not Windows CE
  2491 #endif
  2492     ],[
  2493     ],[
  2494     have_wince=yes
  2495        AC_MSG_ERROR([
  2496 *** Sorry, Windows CE is no longer supported.
  2497        ])
  2498     ])
  2499     AC_MSG_RESULT($have_wince)
  2500 
  2501     # This fixes Windows stack alignment with newer GCC
  2502     CheckStackBoundary
  2503 }
  2504 
  2505 dnl Find the DirectX includes and libraries
  2506 CheckDIRECTX()
  2507 {
  2508     AC_ARG_ENABLE(directx,
  2509 AC_HELP_STRING([--enable-directx], [use DirectX for Windows audio/video [[default=yes]]]),
  2510                   , enable_directx=yes)
  2511     if test x$enable_directx = xyes; then
  2512         AC_CHECK_HEADER(d3d9.h, have_d3d=yes)
  2513         AC_CHECK_HEADER(d3d11_1.h, have_d3d11=yes)
  2514         AC_CHECK_HEADER(ddraw.h, have_ddraw=yes)
  2515         AC_CHECK_HEADER(dsound.h, have_dsound=yes)
  2516         AC_CHECK_HEADER(dinput.h, have_dinput=yes)
  2517         AC_CHECK_HEADER(dxgi.h, have_dxgi=yes)
  2518         AC_CHECK_HEADER(xaudio2.h, have_xaudio2=yes)
  2519         AC_CHECK_HEADER(xinput.h, have_xinput=yes)
  2520 
  2521         if test x$have_ddraw = xyes; then
  2522             AC_DEFINE(HAVE_DDRAW_H, 1, [ ])
  2523         fi
  2524         if test x$have_dinput = xyes; then
  2525             AC_DEFINE(HAVE_DINPUT_H, 1, [ ])
  2526         fi
  2527         if test x$have_dsound = xyes; then
  2528             AC_DEFINE(HAVE_DSOUND_H, 1, [ ])
  2529         fi
  2530         if test x$have_dxgi = xyes; then
  2531             AC_DEFINE(HAVE_DXGI_H, 1, [ ])
  2532         fi
  2533         if test x$have_xinput = xyes; then
  2534             AC_DEFINE(HAVE_XINPUT_H, 1, [ ])
  2535         fi
  2536 
  2537         SUMMARY_video="${SUMMARY_video} directx"
  2538         SUMMARY_audio="${SUMMARY_audio} directx"
  2539 
  2540         # FIXME: latest Cygwin finds dinput headers, but we die on other win32 headers.
  2541         # FIXME:  ...so force it off for now.
  2542         case "$host" in
  2543             *-*-cygwin*)
  2544             have_dinput=false
  2545             ;;
  2546         esac
  2547     fi
  2548 }
  2549 
  2550 dnl Check for the dlfcn.h interface for dynamically loading objects
  2551 CheckDLOPEN()
  2552 {
  2553     AC_ARG_ENABLE(sdl-dlopen,
  2554 AC_HELP_STRING([--enable-sdl-dlopen], [use dlopen for shared object loading [[default=yes]]]),
  2555                   , enable_sdl_dlopen=yes)
  2556     if test x$enable_sdl_dlopen = xyes; then
  2557         AC_MSG_CHECKING(for dlopen)
  2558         have_dlopen=no
  2559         AC_TRY_COMPILE([
  2560          #include <dlfcn.h>
  2561         ],[
  2562          void *handle = dlopen("", RTLD_NOW);
  2563          const char *loaderror = (char *) dlerror();
  2564         ],[
  2565         have_dlopen=yes
  2566         ])
  2567         AC_MSG_RESULT($have_dlopen)
  2568 
  2569         if test x$have_dlopen = xyes; then
  2570             AC_CHECK_LIB(c, dlopen, EXTRA_LDFLAGS="$EXTRA_LDFLAGS",
  2571                AC_CHECK_LIB(dl, dlopen, EXTRA_LDFLAGS="$EXTRA_LDFLAGS -ldl",
  2572                   AC_CHECK_LIB(ltdl, dlopen, EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lltdl")))
  2573             AC_DEFINE(SDL_LOADSO_DLOPEN, 1, [ ])
  2574             SOURCES="$SOURCES $srcdir/src/loadso/dlopen/*.c"
  2575             have_loadso=yes
  2576         fi
  2577     fi
  2578 }
  2579 
  2580 dnl Check for the usbhid(3) library on *BSD
  2581 CheckUSBHID()
  2582 {
  2583     case "$host" in
  2584         *-*-*bsd*)
  2585             if test x$enable_joystick = xyes; then
  2586                 AC_CHECK_LIB(usbhid, hid_init, have_libusbhid=yes)
  2587                 if test x$have_libusbhid = xyes; then
  2588                     AC_CHECK_HEADER(usbhid.h, [USB_CFLAGS="-DHAVE_USBHID_H"])
  2589                     AC_CHECK_HEADER(libusbhid.h, [USB_CFLAGS="-DHAVE_LIBUSBHID_H"])
  2590                     USB_LIBS="$USB_LIBS -lusbhid"
  2591                 else
  2592                     AC_CHECK_HEADER(usb.h, [USB_CFLAGS="-DHAVE_USB_H"])
  2593                     AC_CHECK_HEADER(libusb.h, [USB_CFLAGS="-DHAVE_LIBUSB_H"])
  2594                     AC_CHECK_LIB(usb, hid_init, [USB_LIBS="$USB_LIBS -lusb"])
  2595                 fi
  2596                     
  2597                 save_CFLAGS="$CFLAGS"
  2598                 CFLAGS="$CFLAGS $USB_CFLAGS"
  2599 
  2600                 AC_MSG_CHECKING(for usbhid)
  2601                 have_usbhid=no
  2602                 AC_TRY_COMPILE([
  2603                   #include <sys/types.h>
  2604                   #if defined(HAVE_USB_H)
  2605                   #include <usb.h>
  2606                   #endif
  2607                   #ifdef __DragonFly__
  2608                   # include <bus/usb/usb.h>
  2609                   # include <bus/usb/usbhid.h>
  2610                   #else
  2611                   # include <dev/usb/usb.h>
  2612                   # include <dev/usb/usbhid.h>
  2613                   #endif
  2614                   #if defined(HAVE_USBHID_H)
  2615                   #include <usbhid.h>
  2616                   #elif defined(HAVE_LIBUSB_H)
  2617                   #include <libusb.h>
  2618                   #elif defined(HAVE_LIBUSBHID_H)
  2619                   #include <libusbhid.h>
  2620                   #endif
  2621                 ],[
  2622                   struct report_desc *repdesc;
  2623                   struct usb_ctl_report *repbuf;
  2624                   hid_kind_t hidkind;
  2625                 ],[
  2626                 have_usbhid=yes
  2627                 ])
  2628                 AC_MSG_RESULT($have_usbhid)
  2629 
  2630                 if test x$have_usbhid = xyes; then
  2631                     AC_MSG_CHECKING(for ucr_data member of usb_ctl_report)
  2632                     have_usbhid_ucr_data=no
  2633                     AC_TRY_COMPILE([
  2634                       #include <sys/types.h>
  2635                       #if defined(HAVE_USB_H)
  2636                       #include <usb.h>
  2637                       #endif
  2638                       #ifdef __DragonFly__
  2639                       # include <bus/usb/usb.h>
  2640                       # include <bus/usb/usbhid.h>
  2641                       #else
  2642                       # include <dev/usb/usb.h>
  2643                       # include <dev/usb/usbhid.h>
  2644                       #endif
  2645                       #if defined(HAVE_USBHID_H)
  2646                       #include <usbhid.h>
  2647                       #elif defined(HAVE_LIBUSB_H)
  2648                       #include <libusb.h>
  2649                       #elif defined(HAVE_LIBUSBHID_H)
  2650                       #include <libusbhid.h>
  2651                       #endif
  2652                     ],[
  2653                       struct usb_ctl_report buf;
  2654                       if (buf.ucr_data) { }
  2655                     ],[
  2656                     have_usbhid_ucr_data=yes
  2657                     ])
  2658                     if test x$have_usbhid_ucr_data = xyes; then
  2659                         USB_CFLAGS="$USB_CFLAGS -DUSBHID_UCR_DATA"
  2660                     fi
  2661                     AC_MSG_RESULT($have_usbhid_ucr_data)
  2662                     
  2663                     AC_MSG_CHECKING(for new usbhid API)
  2664                     have_usbhid_new=no
  2665                     AC_TRY_COMPILE([
  2666                       #include <sys/types.h>
  2667                       #if defined(HAVE_USB_H)
  2668                       #include <usb.h>
  2669                       #endif
  2670                       #ifdef __DragonFly__
  2671                       #include <bus/usb/usb.h>
  2672                       #include <bus/usb/usbhid.h>
  2673                       #else
  2674                       #include <dev/usb/usb.h>
  2675                       #include <dev/usb/usbhid.h>
  2676                       #endif
  2677                       #if defined(HAVE_USBHID_H)
  2678                       #include <usbhid.h>
  2679                       #elif defined(HAVE_LIBUSB_H)
  2680                       #include <libusb.h>
  2681                       #elif defined(HAVE_LIBUSBHID_H)
  2682                       #include <libusbhid.h>
  2683                       #endif
  2684                     ],[
  2685                       report_desc_t d;
  2686                       hid_start_parse(d, 1, 1);
  2687                     ],[
  2688                     have_usbhid_new=yes
  2689                     ])
  2690                     if test x$have_usbhid_new = xyes; then
  2691                         USB_CFLAGS="$USB_CFLAGS -DUSBHID_NEW"
  2692                     fi
  2693                     AC_MSG_RESULT($have_usbhid_new)
  2694 
  2695                     AC_MSG_CHECKING(for struct joystick in machine/joystick.h)
  2696                     have_machine_joystick=no
  2697                     AC_TRY_COMPILE([
  2698                       #include <machine/joystick.h>
  2699                     ],[
  2700                       struct joystick t;
  2701                     ],[
  2702                     have_machine_joystick=yes
  2703                     ])
  2704                     if test x$have_machine_joystick = xyes; then
  2705                         AC_DEFINE(SDL_JOYSTICK_USBHID_MACHINE_JOYSTICK_H, 1, [ ])
  2706                     fi
  2707                     AC_MSG_RESULT($have_machine_joystick)
  2708 
  2709                     AC_DEFINE(SDL_JOYSTICK_USBHID, 1, [ ])
  2710                     SOURCES="$SOURCES $srcdir/src/joystick/bsd/*.c"
  2711                     EXTRA_CFLAGS="$EXTRA_CFLAGS $USB_CFLAGS"
  2712                     EXTRA_LDFLAGS="$EXTRA_LDFLAGS $USB_LIBS"
  2713                     have_joystick=yes
  2714                 fi
  2715                 CFLAGS="$save_CFLAGS"
  2716             fi
  2717         ;;
  2718     esac
  2719 }
  2720 
  2721 dnl Check for clock_gettime()
  2722 CheckClockGettime()
  2723 {
  2724     AC_ARG_ENABLE(clock_gettime,
  2725 AC_HELP_STRING([--enable-clock_gettime], [use clock_gettime() instead of gettimeofday() on UNIX [[default=yes]]]),
  2726                   , enable_clock_gettime=yes)
  2727     if test x$enable_clock_gettime = xyes; then
  2728         AC_CHECK_LIB(rt, clock_gettime, have_clock_gettime=yes)
  2729         if test x$have_clock_gettime = xyes; then
  2730             AC_DEFINE(HAVE_CLOCK_GETTIME, 1, [ ])
  2731             EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lrt"
  2732         else
  2733             AC_CHECK_LIB(c, clock_gettime, have_clock_gettime=yes)
  2734             if test x$have_clock_gettime = xyes; then
  2735                AC_DEFINE(HAVE_CLOCK_GETTIME, 1, [ ])
  2736                EXTRA_LDFLAGS="$EXTRA_LDFLAGS"
  2737             fi
  2738         fi
  2739     fi
  2740 }
  2741 
  2742 dnl Check for a valid linux/version.h
  2743 CheckLinuxVersion()
  2744 {
  2745     AC_CHECK_HEADER(linux/version.h, have_linux_version_h=yes)
  2746     if test x$have_linux_version_h = xyes; then
  2747         EXTRA_CFLAGS="$EXTRA_CFLAGS -DHAVE_LINUX_VERSION_H"
  2748     fi
  2749 }
  2750 
  2751 dnl Check if we want to use RPATH
  2752 CheckRPATH()
  2753 {
  2754     AC_ARG_ENABLE(rpath,
  2755 AC_HELP_STRING([--enable-rpath], [use an rpath when linking SDL [[default=yes]]]),
  2756                   , enable_rpath=yes)
  2757 }
  2758 
  2759 dnl Set up the configuration based on the host platform!
  2760 case "$host" in
  2761     *-*-linux*|*-*-uclinux*|*-*-gnu*|*-*-k*bsd*-gnu|*-*-bsdi*|*-*-freebsd*|*-*-dragonfly*|*-*-netbsd*|*-*-openbsd*|*-*-sysv5*|*-*-solaris*|*-*-hpux*|*-*-aix*|*-*-minix*)
  2762         case "$host" in
  2763             *-raspberry-linux*)
  2764                 # Raspberry Pi
  2765                 ARCH=linux
  2766                 RPI_CFLAGS="-I/opt/vc/include -I/opt/vc/include/interface/vcos/pthreads -I/opt/vc/include/interface/vmcs_host/linux"
  2767                 CFLAGS="$CFLAGS $RPI_CFLAGS"
  2768                 SDL_CFLAGS="$SDL_CFLAGS $RPI_CFLAGS"
  2769                 EXTRA_CFLAGS="$EXTRA_CFLAGS $RPI_CFLAGS"
  2770                 EXTRA_LDFLAGS="$EXTRA_LDFLAGS -L/opt/vc/lib -lbcm_host -ldl"
  2771 
  2772                 if test x$enable_video = xyes; then
  2773                     SOURCES="$SOURCES $srcdir/src/video/raspberry/*.c"
  2774                     $as_echo "#define SDL_VIDEO_DRIVER_RPI 1" >>confdefs.h
  2775                 fi
  2776                 ;;
  2777             *-*-androideabi*)
  2778                 # Android
  2779                 ARCH=android
  2780                 ANDROID_CFLAGS="-DGL_GLEXT_PROTOTYPES"
  2781                 CFLAGS="$CFLAGS $ANDROID_CFLAGS"
  2782                 SDL_CFLAGS="$SDL_CFLAGS $ANDROID_CFLAGS"
  2783                 EXTRA_CFLAGS="$EXTRA_CFLAGS $ANDROID_CFLAGS"
  2784                 EXTRA_LDFLAGS="$EXTRA_LDFLAGS -ldl -lGLESv1_CM -lGLESv2 -llog -landroid"
  2785 
  2786                 if test x$enable_video = xyes; then
  2787                     SOURCES="$SOURCES $srcdir/src/core/android/*.c $srcdir/src/video/android/*.c"
  2788                     $as_echo "#define SDL_VIDEO_DRIVER_ANDROID 1" >>confdefs.h
  2789                     SUMMARY_video="${SUMMARY_video} android"
  2790                 fi
  2791                 ;;
  2792             *-*-linux*)         ARCH=linux ;;
  2793             *-*-uclinux*)       ARCH=linux ;;
  2794             *-*-kfreebsd*-gnu)  ARCH=kfreebsd-gnu ;;
  2795             *-*-knetbsd*-gnu)   ARCH=knetbsd-gnu ;;
  2796             *-*-kopenbsd*-gnu)  ARCH=kopenbsd-gnu ;;
  2797             *-*-gnu*)           ARCH=gnu ;; # must be last of the gnu variants
  2798             *-*-bsdi*)          ARCH=bsdi ;;
  2799             *-*-freebsd*)       ARCH=freebsd ;;
  2800             *-*-dragonfly*)     ARCH=freebsd ;;
  2801             *-*-netbsd*)        ARCH=netbsd ;;
  2802             *-*-openbsd*)       ARCH=openbsd ;;
  2803             *-*-sysv5*)         ARCH=sysv5 ;;
  2804             *-*-solaris*)       ARCH=solaris ;;
  2805             *-*-hpux*)          ARCH=hpux ;;
  2806             *-*-aix*)           ARCH=aix ;;
  2807             *-*-minix*)         ARCH=minix ;;
  2808         esac
  2809         CheckVisibilityHidden
  2810         CheckDummyVideo
  2811         CheckDiskAudio
  2812         CheckDummyAudio
  2813         CheckDLOPEN
  2814         CheckOSS
  2815         CheckALSA
  2816         CheckPulseAudio
  2817         CheckARTSC
  2818         CheckESD
  2819         CheckNAS
  2820         CheckSNDIO
  2821         CheckX11
  2822         CheckDirectFB
  2823         CheckFusionSound
  2824         CheckOpenGLX11
  2825         CheckOpenGLESX11
  2826         CheckMir
  2827         CheckWayland
  2828         CheckLibUDev
  2829         CheckDBus
  2830         CheckIBus
  2831         CheckInputEvents
  2832         CheckInputKD
  2833         CheckTslib
  2834         CheckUSBHID
  2835         CheckPTHREAD
  2836         CheckClockGettime
  2837         CheckLinuxVersion
  2838         CheckRPATH
  2839         CheckMX6Video
  2840         # Set up files for the audio library
  2841         if test x$enable_audio = xyes; then
  2842           case $ARCH in
  2843             sysv5|solaris|hpux)
  2844                 AC_DEFINE(SDL_AUDIO_DRIVER_SUNAUDIO, 1, [ ])
  2845                 SOURCES="$SOURCES $srcdir/src/audio/sun/*.c"
  2846                 have_audio=yes
  2847             ;;
  2848             netbsd)  # Don't use this on OpenBSD, it's busted.
  2849                 AC_DEFINE(SDL_AUDIO_DRIVER_BSD, 1, [ ])
  2850                 SOURCES="$SOURCES $srcdir/src/audio/bsd/*.c"
  2851                 have_audio=yes
  2852             ;;
  2853             aix)
  2854                 AC_DEFINE(SDL_AUDIO_DRIVER_PAUDIO, 1, [ ])
  2855                 SOURCES="$SOURCES $srcdir/src/audio/paudio/*.c"
  2856                 have_audio=yes
  2857             ;;
  2858             android)
  2859                 AC_DEFINE(SDL_AUDIO_DRIVER_ANDROID, 1, [ ])
  2860                 SOURCES="$SOURCES $srcdir/src/audio/android/*.c"
  2861                 SUMMARY_audio="${SUMMARY_audio} android"
  2862                 have_audio=yes
  2863             ;;
  2864           esac
  2865         fi
  2866         # Set up files for the joystick library
  2867         if test x$enable_joystick = xyes; then
  2868           case $ARCH in
  2869             linux)
  2870                 AC_DEFINE(SDL_JOYSTICK_LINUX, 1, [ ])
  2871                 SOURCES="$SOURCES $srcdir/src/joystick/linux/*.c"
  2872                 have_joystick=yes
  2873             ;;
  2874             android)
  2875                 AC_DEFINE(SDL_JOYSTICK_ANDROID, 1, [ ])
  2876                 SOURCES="$SOURCES $srcdir/src/joystick/android/*.c"
  2877                 have_joystick=yes
  2878             ;;
  2879           esac
  2880         fi
  2881         # Set up files for the haptic library
  2882         if test x$enable_haptic = xyes; then
  2883            if test x$use_input_events = xyes; then
  2884              case $ARCH in
  2885                linux)
  2886                    AC_DEFINE(SDL_HAPTIC_LINUX, 1, [ ])
  2887                    SOURCES="$SOURCES $srcdir/src/haptic/linux/*.c"
  2888                    have_haptic=yes
  2889                ;;
  2890              esac
  2891            fi
  2892         fi
  2893         # Set up files for the power library
  2894         if test x$enable_power = xyes; then
  2895              case $ARCH in
  2896                linux)
  2897                    AC_DEFINE(SDL_POWER_LINUX, 1, [ ])
  2898                    SOURCES="$SOURCES $srcdir/src/power/linux/*.c"
  2899                    have_power=yes
  2900                ;;
  2901                android)
  2902                    AC_DEFINE(SDL_POWER_ANDROID, 1, [ ])
  2903                    SOURCES="$SOURCES $srcdir/src/power/android/*.c"
  2904                    have_power=yes
  2905                ;;
  2906              esac
  2907         fi
  2908         # Set up files for the filesystem library
  2909         if test x$enable_filesystem = xyes; then
  2910             AC_DEFINE(SDL_FILESYSTEM_UNIX, 1, [ ])
  2911             SOURCES="$SOURCES $srcdir/src/filesystem/unix/*.c"
  2912             have_filesystem=yes
  2913         fi
  2914         # Set up files for the timer library
  2915         if test x$enable_timers = xyes; then
  2916             AC_DEFINE(SDL_TIMER_UNIX, 1, [ ])
  2917             SOURCES="$SOURCES $srcdir/src/timer/unix/*.c"
  2918             have_timers=yes
  2919         fi
  2920         # Set up files for udev hotplugging support
  2921         if test x$enable_libudev = xyes && test x$have_libudev_h_hdr = xyes; then
  2922             SOURCES="$SOURCES $srcdir/src/core/linux/SDL_udev.c"               
  2923         fi
  2924         # Set up files for evdev input
  2925         if test x$use_input_events = xyes; then
  2926             SOURCES="$SOURCES $srcdir/src/core/linux/SDL_evdev.c"
  2927         fi       
  2928         ;;
  2929     *-*-cygwin* | *-*-mingw32*)
  2930         ARCH=win32
  2931         if test "$build" != "$host"; then # cross-compiling
  2932             # Default cross-compile location
  2933             ac_default_prefix=/usr/local/cross-tools/$host
  2934         else
  2935             # Look for the location of the tools and install there
  2936             if test "$BUILD_PREFIX" != ""; then
  2937                 ac_default_prefix=$BUILD_PREFIX
  2938             fi
  2939         fi
  2940         CheckDummyVideo
  2941         CheckDiskAudio
  2942         CheckDummyAudio
  2943         CheckWINDOWS
  2944         CheckWINDOWSGL
  2945         CheckWINDOWSGLES
  2946         CheckDIRECTX
  2947 
  2948         # Set up the core platform files
  2949         SOURCES="$SOURCES $srcdir/src/core/windows/*.c"
  2950 
  2951         # Set up files for the video library
  2952         if test x$enable_video = xyes; then
  2953             AC_DEFINE(SDL_VIDEO_DRIVER_WINDOWS, 1, [ ])
  2954             SOURCES="$SOURCES $srcdir/src/video/windows/*.c"
  2955             have_video=yes
  2956             AC_ARG_ENABLE(render-d3d,
  2957 AC_HELP_STRING([--enable-render-d3d], [enable the Direct3D render driver [[default=yes]]]),
  2958                                 , enable_render_d3d=yes)
  2959             if test x$enable_render_d3d = xyes -a x$have_d3d = xyes; then
  2960                 AC_DEFINE(SDL_VIDEO_RENDER_D3D, 1, [ ])
  2961             fi
  2962             if test x$enable_render_d3d = xyes -a x$have_d3d11 = xyes; then
  2963                 AC_DEFINE(SDL_VIDEO_RENDER_D3D11, 1, [ ])
  2964             fi
  2965         fi
  2966         # Set up files for the audio library
  2967         if test x$enable_audio = xyes; then
  2968             AC_DEFINE(SDL_AUDIO_DRIVER_WINMM, 1, [ ])
  2969             SOURCES="$SOURCES $srcdir/src/audio/winmm/*.c"
  2970             if test x$have_dsound = xyes; then
  2971                 AC_DEFINE(SDL_AUDIO_DRIVER_DSOUND, 1, [ ])
  2972                 SOURCES="$SOURCES $srcdir/src/audio/directsound/*.c"
  2973             fi
  2974             if test x$have_xaudio2 = xyes; then
  2975                 AC_DEFINE(SDL_AUDIO_DRIVER_XAUDIO2, 1, [ ])
  2976                 SOURCES="$SOURCES $srcdir/src/audio/xaudio2/*.c"
  2977             fi
  2978             have_audio=yes
  2979         fi
  2980         # Set up files for the joystick library
  2981         if test x$enable_joystick = xyes; then
  2982             if test x$have_dinput = xyes -o x$have_xinput = xyes; then
  2983                 if test x$have_xinput = xyes; then
  2984                     AC_DEFINE(SDL_JOYSTICK_XINPUT, 1, [ ])
  2985                 fi
  2986                 if test x$have_dinput = xyes; then
  2987                     AC_DEFINE(SDL_JOYSTICK_DINPUT, 1, [ ])
  2988                     EXTRA_LDFLAGS="$EXTRA_LDFLAGS -ldinput8 -ldxguid -ldxerr8"
  2989                 fi
  2990             else
  2991                 AC_DEFINE(SDL_JOYSTICK_WINMM, 1, [ ])
  2992             fi
  2993             SOURCES="$SOURCES $srcdir/src/joystick/windows/*.c"
  2994             have_joystick=yes
  2995         fi
  2996         if test x$enable_haptic = xyes; then
  2997             if test x$have_dinput = xyes -o x$have_xinput = xyes; then
  2998                 if test x$have_xinput = xyes; then
  2999                     AC_DEFINE(SDL_HAPTIC_XINPUT, 1, [ ])
  3000                 fi
  3001                 if test x$have_dinput = xyes; then
  3002                     AC_DEFINE(SDL_HAPTIC_DINPUT, 1, [ ])
  3003                 fi
  3004                 SOURCES="$SOURCES $srcdir/src/haptic/windows/*.c"
  3005                 have_haptic=yes
  3006             fi
  3007         fi
  3008         if test x$enable_power = xyes; then
  3009             AC_DEFINE(SDL_POWER_WINDOWS, 1, [ ])
  3010             SOURCES="$SOURCES $srcdir/src/power/windows/SDL_syspower.c"
  3011             have_power=yes
  3012         fi
  3013         if test x$enable_filesystem = xyes; then
  3014             AC_DEFINE(SDL_FILESYSTEM_WINDOWS, 1, [ ])
  3015             SOURCES="$SOURCES $srcdir/src/filesystem/windows/SDL_sysfilesystem.c"
  3016             have_filesystem=yes
  3017         fi
  3018         # Set up files for the thread library
  3019         if test x$enable_threads = xyes; then
  3020             AC_DEFINE(SDL_THREAD_WINDOWS, 1, [ ])
  3021             SOURCES="$SOURCES $srcdir/src/thread/windows/*.c"
  3022             SOURCES="$SOURCES $srcdir/src/thread/generic/SDL_syscond.c"
  3023             have_threads=yes
  3024         fi
  3025         # Set up files for the timer library
  3026         if test x$enable_timers = xyes; then
  3027             AC_DEFINE(SDL_TIMER_WINDOWS, 1, [ ])
  3028             SOURCES="$SOURCES $srcdir/src/timer/windows/*.c"
  3029             have_timers=yes
  3030         fi
  3031         # Set up files for the shared object loading library
  3032         if test x$enable_loadso = xyes; then
  3033             AC_DEFINE(SDL_LOADSO_WINDOWS, 1, [ ])
  3034             SOURCES="$SOURCES $srcdir/src/loadso/windows/*.c"
  3035             have_loadso=yes
  3036         fi
  3037         # Set up the system libraries we need
  3038         if test -f /lib/w32api/libuuid.a; then
  3039             LIBUUID=/lib/w32api/libuuid.a
  3040         else
  3041             LIBUUID=-luuid
  3042         fi
  3043         EXTRA_LDFLAGS="$EXTRA_LDFLAGS -luser32 -lgdi32 -lwinmm -limm32 -lole32 -loleaut32 -lshell32 -lversion $LIBUUID -XCClinker -static-libgcc"
  3044         # The Windows platform requires special setup
  3045         VERSION_SOURCES="$srcdir/src/main/windows/*.rc"
  3046         SDLMAIN_SOURCES="$srcdir/src/main/windows/*.c"
  3047         SDL_CFLAGS="$SDL_CFLAGS -Dmain=SDL_main"
  3048         SDL_LIBS="-lSDL2main $SDL_LIBS -mwindows"
  3049 
  3050         # Check to see if this is a mingw or cygwin build
  3051         have_mingw32=
  3052         AC_CHECK_LIB(mingw32, main, [have_mingw32=yes])
  3053         if test x$have_mingw32 = xyes; then
  3054             SDL_LIBS="-lmingw32 $SDL_LIBS"
  3055         else
  3056             SDL_LIBS="-lcygwin $SDL_LIBS"
  3057         fi
  3058         ;;
  3059 
  3060     dnl BeOS support removed after SDL 2.0.1. Haiku still works.  --ryan.
  3061     *-*-beos*)
  3062         AC_MSG_ERROR([
  3063 *** BeOS support has been removed as of SDL 2.0.2.
  3064         ])
  3065         ;;
  3066 
  3067     *-*-haiku*)
  3068         ARCH=haiku
  3069         ac_default_prefix=/boot/system
  3070         CheckDummyVideo
  3071         CheckDiskAudio
  3072         CheckDummyAudio
  3073         CheckHaikuVideo
  3074         CheckHaikuGL
  3075         CheckPTHREAD
  3076 
  3077         # Set up files for the audio library
  3078         if test x$enable_audio = xyes; then
  3079             AC_DEFINE(SDL_AUDIO_DRIVER_HAIKU, 1, [ ])
  3080             SOURCES="$SOURCES $srcdir/src/audio/haiku/*.cc"
  3081             have_audio=yes
  3082         fi
  3083         # Set up files for the joystick library
  3084         if test x$enable_joystick = xyes; then
  3085             AC_DEFINE(SDL_JOYSTICK_HAIKU, 1, [ ])
  3086             SOURCES="$SOURCES $srcdir/src/joystick/haiku/*.cc"
  3087             have_joystick=yes
  3088         fi
  3089         # Set up files for the timer library
  3090         if test x$enable_timers = xyes; then
  3091             AC_DEFINE(SDL_TIMER_HAIKU, 1, [ ])
  3092             SOURCES="$SOURCES $srcdir/src/timer/haiku/*.c"
  3093             have_timers=yes
  3094         fi
  3095         # Set up files for the shared object loading library
  3096         if test x$enable_loadso = xyes; then
  3097             AC_DEFINE(SDL_LOADSO_HAIKU, 1, [ ])
  3098             SOURCES="$SOURCES $srcdir/src/loadso/haiku/*.c"
  3099             have_loadso=yes
  3100         fi
  3101         # Set up files for the system power library
  3102         if test x$enable_power = xyes; then
  3103             AC_DEFINE(SDL_POWER_HAIKU, 1, [ ])
  3104             SOURCES="$SOURCES $srcdir/src/power/haiku/*.c"
  3105             have_power=yes
  3106         fi
  3107         # Set up files for the system filesystem library
  3108         if test x$enable_filesystem = xyes; then
  3109             AC_DEFINE(SDL_FILESYSTEM_HAIKU, 1, [ ])
  3110             SOURCES="$SOURCES $srcdir/src/filesystem/haiku/*.cc"
  3111             have_filesystem=yes
  3112         fi
  3113         # The Haiku platform requires special setup.
  3114         SOURCES="$srcdir/src/main/haiku/*.cc $SOURCES"
  3115         EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lroot -lbe -lmedia -lgame -ldevice -ltextencoding"
  3116         ;;
  3117     arm*-apple-darwin*)
  3118         # iOS - We are not writing anything to confdefs.h because you have to replace
  3119         # SDL_config.h for SDL_config_iphoneos.h anyway
  3120         ARCH=ios
  3121 
  3122         CheckVisibilityHidden
  3123         CheckDummyVideo
  3124         CheckDiskAudio
  3125         CheckDummyAudio
  3126         CheckDLOPEN
  3127         CheckCOCOA
  3128         CheckPTHREAD
  3129 
  3130 
  3131         # Set up files for the audio library
  3132         if test x$enable_audio = xyes; then
  3133             SOURCES="$SOURCES $srcdir/src/audio/coreaudio/*.c"
  3134             SUMMARY_audio="${SUMMARY_audio} coreaudio"
  3135             have_audio=yes
  3136         fi
  3137         # Set up files for the joystick library
  3138         if test x$enable_joystick = xyes; then
  3139             SOURCES="$SOURCES $srcdir/src/joystick/iphoneos/*.m"
  3140             have_joystick=yes
  3141         fi
  3142         # Set up files for the haptic library
  3143         #if test x$enable_haptic = xyes; then
  3144         #    SOURCES="$SOURCES $srcdir/src/haptic/darwin/*.c"
  3145         #    have_haptic=yes
  3146         #    EXTRA_LDFLAGS="$EXTRA_LDFLAGS -Wl,-framework,ForceFeedback"
  3147         #fi
  3148         # Set up files for the power library
  3149         if test x$enable_power = xyes; then
  3150             SOURCES="$SOURCES $srcdir/src/power/uikit/*.m"
  3151             have_power=yes
  3152         fi
  3153         # Set up files for the filesystem library
  3154         if test x$enable_filesystem = xyes; then
  3155             SOURCES="$SOURCES $srcdir/src/filesystem/cocoa/*.m"
  3156             have_filesystem=yes
  3157         fi
  3158         # Set up files for the timer library
  3159         if test x$enable_timers = xyes; then
  3160             SOURCES="$SOURCES $srcdir/src/timer/unix/*.c"
  3161             have_timers=yes
  3162         fi
  3163         # Set up additional files for the file library
  3164         if test x$enable_file = xyes; then
  3165             SOURCES="$SOURCES $srcdir/src/file/cocoa/*.m"
  3166         fi
  3167         # The iOS platform requires special setup.
  3168         SOURCES="$SOURCES $srcdir/src/video/uikit/*.m"
  3169         EXTRA_CFLAGS="$EXTRA_CFLAGS -fpascal-strings"
  3170         EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lm -liconv -lobjc"
  3171         EXTRA_LDFLAGS="$EXTRA_LDFLAGS -Wl,-framework,Foundation"
  3172         EXTRA_LDFLAGS="$EXTRA_LDFLAGS -Wl,-framework,UIKit"
  3173         EXTRA_LDFLAGS="$EXTRA_LDFLAGS -Wl,-framework,OpenGLES"
  3174         EXTRA_LDFLAGS="$EXTRA_LDFLAGS -Wl,-framework,QuartzCore"
  3175         EXTRA_LDFLAGS="$EXTRA_LDFLAGS -Wl,-framework,CoreAudio"
  3176         EXTRA_LDFLAGS="$EXTRA_LDFLAGS -Wl,-framework,AudioToolbox"
  3177         EXTRA_LDFLAGS="$EXTRA_LDFLAGS -Wl,-framework,CoreGraphics"
  3178         EXTRA_LDFLAGS="$EXTRA_LDFLAGS -Wl,-framework,CoreMotion"
  3179         ;;
  3180     *-*-darwin* )
  3181         # This could be either full "Mac OS X", or plain "Darwin" which is
  3182         # just the OS X kernel sans upper layers like Carbon and Cocoa.
  3183         # Next line is broken, and a few files below require Mac OS X (full)
  3184         ARCH=macosx
  3185 
  3186         # Mac OS X builds with both the Carbon and OSX APIs at the moment
  3187         EXTRA_CFLAGS="$EXTRA_CFLAGS -DTARGET_API_MAC_CARBON"
  3188         EXTRA_CFLAGS="$EXTRA_CFLAGS -DTARGET_API_MAC_OSX"
  3189 
  3190         CheckVisibilityHidden
  3191         CheckDummyVideo
  3192         CheckDiskAudio
  3193         CheckDummyAudio
  3194         CheckDLOPEN
  3195         CheckCOCOA
  3196         CheckX11
  3197         CheckMacGL
  3198         CheckOpenGLX11
  3199         CheckPTHREAD
  3200 
  3201         # Set up files for the audio library
  3202         if test x$enable_audio = xyes; then
  3203             AC_DEFINE(SDL_AUDIO_DRIVER_COREAUDIO, 1, [ ])
  3204             SOURCES="$SOURCES $srcdir/src/audio/coreaudio/*.c"
  3205             SUMMARY_audio="${SUMMARY_audio} coreaudio"
  3206             have_audio=yes
  3207         fi
  3208         # Set up files for the joystick library
  3209         if test x$enable_joystick = xyes; then
  3210             AC_DEFINE(SDL_JOYSTICK_IOKIT, 1, [ ])
  3211             SOURCES="$SOURCES $srcdir/src/joystick/darwin/*.c"
  3212             have_joystick=yes
  3213         fi
  3214         # Set up files for the haptic library
  3215         if test x$enable_haptic = xyes; then
  3216             AC_DEFINE(SDL_HAPTIC_IOKIT, 1, [ ])
  3217             SOURCES="$SOURCES $srcdir/src/haptic/darwin/*.c"
  3218             have_haptic=yes
  3219             EXTRA_LDFLAGS="$EXTRA_LDFLAGS -Wl,-framework,ForceFeedback"
  3220         fi
  3221         # Set up files for the power library
  3222         if test x$enable_power = xyes; then
  3223             AC_DEFINE(SDL_POWER_MACOSX, 1, [ ])
  3224             SOURCES="$SOURCES $srcdir/src/power/macosx/*.c"
  3225             have_power=yes
  3226         fi
  3227         # Set up files for the filesystem library
  3228         if test x$enable_filesystem = xyes; then
  3229             AC_DEFINE(SDL_FILESYSTEM_COCOA, 1, [ ])
  3230             SOURCES="$SOURCES $srcdir/src/filesystem/cocoa/*.m"
  3231             have_filesystem=yes
  3232         fi
  3233         # Set up files for the timer library
  3234         if test x$enable_timers = xyes; then
  3235             AC_DEFINE(SDL_TIMER_UNIX, 1, [ ])
  3236             SOURCES="$SOURCES $srcdir/src/timer/unix/*.c"
  3237             have_timers=yes
  3238         fi
  3239         # Set up additional files for the file library
  3240         if test x$enable_file = xyes; then
  3241             SOURCES="$SOURCES $srcdir/src/file/cocoa/*.m"
  3242         fi
  3243         # The Mac OS X platform requires special setup.
  3244         EXTRA_CFLAGS="$EXTRA_CFLAGS -fpascal-strings"
  3245         EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lobjc"
  3246         EXTRA_LDFLAGS="$EXTRA_LDFLAGS -Wl,-framework,CoreVideo"
  3247         EXTRA_LDFLAGS="$EXTRA_LDFLAGS -Wl,-framework,Cocoa"
  3248         EXTRA_LDFLAGS="$EXTRA_LDFLAGS -Wl,-framework,Carbon"
  3249         EXTRA_LDFLAGS="$EXTRA_LDFLAGS -Wl,-framework,IOKit"
  3250         # If audio is used, add the AudioUnit framework
  3251         if test x$enable_audio = xyes; then
  3252             EXTRA_LDFLAGS="$EXTRA_LDFLAGS -Wl,-framework,CoreAudio -Wl,-framework,AudioToolbox -Wl,-framework,AudioUnit"
  3253         fi
  3254         ;;
  3255     *-nacl|*-pnacl)
  3256         ARCH=nacl
  3257         CheckNativeClient
  3258         CheckDummyAudio
  3259         CheckDummyVideo
  3260         CheckInputEvents
  3261         CheckPTHREAD
  3262         
  3263         # Set up files for the timer library
  3264         if test x$enable_timers = xyes; then
  3265             AC_DEFINE(SDL_TIMER_UNIX)
  3266             SOURCES="$SOURCES $srcdir/src/timer/unix/*.c"
  3267             have_timers=yes
  3268         fi
  3269         
  3270         if test x$enable_filesystem = xyes; then
  3271             AC_DEFINE(SDL_FILESYSTEM_NACL, 1, [ ])
  3272             SOURCES="$SOURCES $srcdir/src/filesystem/nacl/*.c"
  3273             have_filesystem=yes
  3274         fi
  3275         
  3276         ;;
  3277     *)
  3278         AC_MSG_ERROR([
  3279 *** Unsupported host:  Please add to configure.in
  3280         ])
  3281         ;;
  3282 esac
  3283 
  3284 dnl Do this on all platforms, after everything else.
  3285 CheckWarnAll
  3286 CheckWarnShadow
  3287 
  3288 # Verify that we have all the platform specific files we need
  3289 
  3290 if test x$have_joystick != xyes; then
  3291     if test x$enable_joystick = xyes; then
  3292         AC_DEFINE(SDL_JOYSTICK_DISABLED, 1, [ ])
  3293     fi
  3294     SOURCES="$SOURCES $srcdir/src/joystick/dummy/*.c"
  3295 fi
  3296 if test x$have_haptic != xyes; then
  3297     if test x$enable_haptic = xyes; then
  3298         AC_DEFINE(SDL_HAPTIC_DISABLED, 1, [ ])
  3299     fi
  3300     SOURCES="$SOURCES $srcdir/src/haptic/dummy/*.c"
  3301 fi
  3302 if test x$have_threads != xyes; then
  3303     if test x$enable_threads = xyes; then
  3304         AC_DEFINE(SDL_THREADS_DISABLED, 1, [ ])
  3305     fi
  3306     SOURCES="$SOURCES $srcdir/src/thread/generic/*.c"
  3307 fi
  3308 if test x$have_timers != xyes; then
  3309     if test x$enable_timers = xyes; then
  3310         AC_DEFINE(SDL_TIMERS_DISABLED, 1, [ ])
  3311     fi
  3312     SOURCES="$SOURCES $srcdir/src/timer/dummy/*.c"
  3313 fi
  3314 if test x$have_filesystem != xyes; then
  3315     if test x$enable_filesystem = xyes; then
  3316         AC_DEFINE(SDL_FILESYSTEM_DISABLED, 1, [ ])
  3317     fi
  3318     SOURCES="$SOURCES $srcdir/src/filesystem/dummy/*.c"
  3319 fi
  3320 if test x$have_loadso != xyes; then
  3321     if test x$enable_loadso = xyes; then
  3322         AC_DEFINE(SDL_LOADSO_DISABLED, 1, [ ])
  3323     fi
  3324     SOURCES="$SOURCES $srcdir/src/loadso/dummy/*.c"
  3325 fi
  3326 if test x$SDLMAIN_SOURCES = x; then
  3327     SDLMAIN_SOURCES="$srcdir/src/main/dummy/*.c"
  3328 fi
  3329 SDLTEST_SOURCES="$srcdir/src/test/*.c"
  3330 
  3331 OBJECTS=`echo $SOURCES`
  3332 DEPENDS=`echo $SOURCES | tr ' ' '\n'`
  3333 for EXT in asm cc m c S; do
  3334     OBJECTS=`echo "$OBJECTS" | sed 's,[[^ ]]*/\([[^ ]]*\)\.'$EXT',$(objects)/\1.lo,g'`
  3335     DEPENDS=`echo "$DEPENDS" | sed "s,^\\([[^ ]]*\\)/\\([[^ ]]*\\)\\.$EXT\\$,\\\\
  3336 \\$(objects)/\\2.lo: \\1/\\2.$EXT\\\\
  3337 	\\$(RUN_CMD_CC)\\$(LIBTOOL) --tag=CC --mode=compile \\$(CC) \\$(CFLAGS) \\$(EXTRA_CFLAGS) $DEPENDENCY_TRACKING_OPTIONS -c \\$< -o \\$@,g"`
  3338 done
  3339 
  3340 VERSION_OBJECTS=`echo $VERSION_SOURCES`
  3341 VERSION_DEPENDS=`echo $VERSION_SOURCES`
  3342 VERSION_OBJECTS=`echo "$VERSION_OBJECTS" | sed 's,[[^ ]]*/\([[^ ]]*\)\.rc,$(objects)/\1.o,g'`
  3343 VERSION_DEPENDS=`echo "$VERSION_DEPENDS" | sed "s,\\([[^ ]]*\\)/\\([[^ ]]*\\)\\.rc,\\\\
  3344 \\$(objects)/\\2.o: \\1/\\2.rc\\\\
  3345 	\\$(WINDRES) \\$< \\$@,g"`
  3346 
  3347 SDLMAIN_OBJECTS=`echo $SDLMAIN_SOURCES`
  3348 SDLMAIN_DEPENDS=`echo $SDLMAIN_SOURCES`
  3349 SDLMAIN_OBJECTS=`echo "$SDLMAIN_OBJECTS" | sed 's,[[^ ]]*/\([[^ ]]*\)\.c,$(objects)/\1.o,g'`
  3350 SDLMAIN_DEPENDS=`echo "$SDLMAIN_DEPENDS" | sed "s,\\([[^ ]]*\\)/\\([[^ ]]*\\)\\.c,\\\\
  3351 \\$(objects)/\\2.o: \\1/\\2.c\\\\
  3352 	\\$(RUN_CMD_CC)\\$(LIBTOOL) --tag=CC --mode=compile \\$(CC) \\$(CFLAGS) \\$(EXTRA_CFLAGS) $DEPENDENCY_TRACKING_OPTIONS -c \\$< -o \\$@,g"`
  3353 
  3354 SDLTEST_OBJECTS=`echo $SDLTEST_SOURCES`
  3355 SDLTEST_DEPENDS=`echo $SDLTEST_SOURCES`
  3356 SDLTEST_OBJECTS=`echo "$SDLTEST_OBJECTS" | sed 's,[[^ ]]*/\([[^ ]]*\)\.c,$(objects)/\1.o,g'`
  3357 SDLTEST_DEPENDS=`echo "$SDLTEST_DEPENDS" | sed "s,\\([[^ ]]*\\)/\\([[^ ]]*\\)\\.c,\\\\
  3358 \\$(objects)/\\2.o: \\1/\\2.c\\\\
  3359 	\\$(RUN_CMD_CC)\\$(LIBTOOL) --tag=CC --mode=compile \\$(CC) \\$(CFLAGS) \\$(EXTRA_CFLAGS) $DEPENDENCY_TRACKING_OPTIONS -c \\$< -o \\$@,g"`
  3360 
  3361 # Set runtime shared library paths as needed
  3362 
  3363 if test "x$enable_rpath" = "xyes"; then
  3364   if test $ARCH = bsdi -o $ARCH = freebsd -o $ARCH = linux -o $ARCH = netbsd; then
  3365     SDL_RLD_FLAGS="-Wl,-rpath,\${libdir}"
  3366   fi
  3367   if test $ARCH = solaris; then
  3368     SDL_RLD_FLAGS="-R\${libdir}"
  3369   fi
  3370 else
  3371   SDL_RLD_FLAGS=""
  3372 fi
  3373 
  3374 SDL_STATIC_LIBS="$SDL_LIBS $EXTRA_LDFLAGS"
  3375 
  3376 dnl Expand the cflags and libraries needed by apps using SDL
  3377 AC_SUBST(SDL_CFLAGS)
  3378 AC_SUBST(SDL_LIBS)
  3379 AC_SUBST(SDL_STATIC_LIBS)
  3380 AC_SUBST(SDL_RLD_FLAGS)
  3381 if test x$enable_shared = xyes; then
  3382     ENABLE_SHARED_TRUE=
  3383     ENABLE_SHARED_FALSE="#"
  3384 else
  3385     ENABLE_SHARED_TRUE="#"
  3386     ENABLE_SHARED_FALSE=
  3387 fi
  3388 if test x$enable_static = xyes; then
  3389     ENABLE_STATIC_TRUE=
  3390     ENABLE_STATIC_FALSE="#"
  3391 else
  3392     ENABLE_STATIC_TRUE="#"
  3393     ENABLE_STATIC_FALSE=
  3394 fi
  3395 AC_SUBST(ENABLE_SHARED_TRUE)
  3396 AC_SUBST(ENABLE_SHARED_FALSE)
  3397 AC_SUBST(ENABLE_STATIC_TRUE)
  3398 AC_SUBST(ENABLE_STATIC_FALSE)
  3399 
  3400 dnl Expand the sources and objects needed to build the library
  3401 AC_SUBST(ac_aux_dir)
  3402 AC_SUBST(INCLUDE)
  3403 AC_SUBST(OBJECTS)
  3404 AC_SUBST(VERSION_OBJECTS)
  3405 AC_SUBST(SDLMAIN_OBJECTS)
  3406 AC_SUBST(SDLTEST_OBJECTS)
  3407 AC_SUBST(BUILD_CFLAGS)
  3408 AC_SUBST(EXTRA_CFLAGS)
  3409 AC_SUBST(BUILD_LDFLAGS)
  3410 AC_SUBST(EXTRA_LDFLAGS)
  3411 AC_SUBST(WINDRES)
  3412 
  3413 cat >Makefile.rules <<__EOF__
  3414 
  3415 # Build rules for objects
  3416 -include \$(OBJECTS:.lo=.d)
  3417 
  3418 # Special dependency for SDL.c, since it depends on SDL_revision.h
  3419 $srcdir/src/SDL.c: update-revision
  3420 $DEPENDS
  3421 $VERSION_DEPENDS
  3422 $SDLMAIN_DEPENDS
  3423 $SDLTEST_DEPENDS
  3424 __EOF__
  3425 
  3426 AC_CONFIG_FILES([
  3427     Makefile:Makefile.in:Makefile.rules sdl2-config SDL2.spec sdl2.pc
  3428 ])
  3429 AC_CONFIG_COMMANDS([sdl2_config],[chmod a+x sdl2-config])
  3430 
  3431 SUMMARY="SDL2 Configure Summary:\n"
  3432 if test x$enable_shared = xyes; then
  3433     SUMMARY="${SUMMARY}Building Shared Libraries\n"
  3434 fi
  3435 if test x$enable_static = xyes; then
  3436     SUMMARY="${SUMMARY}Building Static Libraries\n"
  3437 fi
  3438 SUMMARY="${SUMMARY}Enabled modules :${SUMMARY_modules}\n"
  3439 SUMMARY="${SUMMARY}Assembly Math   :${SUMMARY_math}\n" 
  3440 SUMMARY="${SUMMARY}Audio drivers   :${SUMMARY_audio}\n"
  3441 SUMMARY="${SUMMARY}Video drivers   :${SUMMARY_video}\n"
  3442 if test x$have_x = xyes; then
  3443     SUMMARY="${SUMMARY}X11 libraries   :${SUMMARY_video_x11}\n"
  3444 fi
  3445 SUMMARY="${SUMMARY}Input drivers   :${SUMMARY_input}\n"
  3446 if test x$enable_libudev = xyes; then
  3447     SUMMARY="${SUMMARY}Using libudev   : YES\n"
  3448 else
  3449     SUMMARY="${SUMMARY}Using libudev   : NO\n"
  3450 fi
  3451 if test x$have_dbus_dbus_h_hdr = xyes; then
  3452     SUMMARY="${SUMMARY}Using dbus      : YES\n"
  3453 else
  3454     SUMMARY="${SUMMARY}Using dbus      : NO\n"
  3455 fi
  3456 if test x$have_ibus_ibus_h_hdr = xyes; then
  3457     SUMMARY="${SUMMARY}Using ibus      : YES\n"
  3458 else
  3459     SUMMARY="${SUMMARY}Using ibus      : NO\n"
  3460 fi
  3461 AC_CONFIG_COMMANDS([summary], [echo -en "$SUMMARY"], [SUMMARY="$SUMMARY"])
  3462 
  3463 AC_OUTPUT