configure.in
author Nathan Heisey <nathanheisey@gmail.com>
Wed, 22 Jun 2011 10:33:48 +0000
changeset 5557 c1ed57cbfd66
parent 5548 8f0abb6ef37d
child 5577 ced8a6788629
child 5919 e19c4c44f224
permissions -rw-r--r--
Implemented pthread spinlocks.
     1 dnl Process this file with autoconf to produce a configure script.
     2 AC_INIT(README)
     3 AC_CONFIG_HEADER(include/SDL_config.h)
     4 AC_GNU_SOURCE
     5 AC_CONFIG_AUX_DIRS($srcdir/build-scripts)
     6 AC_CONFIG_MACRO_DIR([acinclude])
     7 
     8 dnl Save the CFLAGS to see whether they were passed in or generated
     9 orig_CFLAGS="$CFLAGS"
    10 
    11 dnl Set various version strings - taken gratefully from the GTk sources
    12 #
    13 # Making releases:
    14 # Edit include/SDL/SDL_version.h and change the version, then:
    15 #   SDL_MICRO_VERSION += 1;
    16 #   SDL_INTERFACE_AGE += 1;
    17 #   SDL_BINARY_AGE += 1;
    18 # if any functions have been added, set SDL_INTERFACE_AGE to 0.
    19 # if backwards compatibility has been broken,
    20 # set SDL_BINARY_AGE and SDL_INTERFACE_AGE to 0.
    21 #
    22 SDL_MAJOR_VERSION=1
    23 SDL_MINOR_VERSION=3
    24 SDL_MICRO_VERSION=0
    25 SDL_INTERFACE_AGE=0
    26 SDL_BINARY_AGE=0
    27 SDL_VERSION=$SDL_MAJOR_VERSION.$SDL_MINOR_VERSION.$SDL_MICRO_VERSION
    28 
    29 AC_SUBST(SDL_MAJOR_VERSION)
    30 AC_SUBST(SDL_MINOR_VERSION)
    31 AC_SUBST(SDL_MICRO_VERSION)
    32 AC_SUBST(SDL_INTERFACE_AGE)
    33 AC_SUBST(SDL_BINARY_AGE)
    34 AC_SUBST(SDL_VERSION)
    35 
    36 # libtool versioning
    37 LT_INIT([win32-dll])
    38 
    39 LT_RELEASE=$SDL_MAJOR_VERSION.$SDL_MINOR_VERSION
    40 LT_CURRENT=`expr $SDL_MICRO_VERSION - $SDL_INTERFACE_AGE`
    41 LT_REVISION=$SDL_INTERFACE_AGE
    42 LT_AGE=`expr $SDL_BINARY_AGE - $SDL_INTERFACE_AGE`
    43 m4_pattern_allow([^LT_])
    44 
    45 AC_SUBST(LT_RELEASE)
    46 AC_SUBST(LT_CURRENT)
    47 AC_SUBST(LT_REVISION)
    48 AC_SUBST(LT_AGE)
    49 
    50 dnl Detect the canonical build and host environments
    51 dnl AC_CANONICAL_HOST
    52 
    53 dnl Check for tools
    54 AC_PROG_LIBTOOL
    55 AC_PROG_CC
    56 AC_PROG_CXX
    57 AC_PROG_INSTALL
    58 AC_PROG_MAKE_SET
    59 if test -z "$host_alias"; then
    60     hostaliaswindres=
    61 else
    62     hostaliaswindres="$host_alias-windres"
    63 fi
    64 AC_CHECK_PROGS(WINDRES, [windres $hostaliaswindres $host_os-windres])
    65 
    66 dnl Set up the compiler and linker flags
    67 INCLUDE="-I$srcdir/include"
    68 if test x$srcdir != x.; then
    69     # Remove SDL_config.h from the source directory, since it's the
    70     # default one, and we want to include the one that we generate.
    71     if test -f $srcdir/include/SDL_config.h; then
    72         rm $srcdir/include/SDL_config.h
    73     fi
    74     INCLUDE="-Iinclude $INCLUDE"
    75 fi
    76 case "$host" in
    77     *-*-cygwin*)
    78         # We build SDL on cygwin without the UNIX emulation layer
    79         BASE_CFLAGS="-I/usr/include/mingw -mno-cygwin"
    80         BASE_LDFLAGS="-mno-cygwin"
    81         ;;
    82     *)
    83         BASE_CFLAGS=""
    84         BASE_LDFLAGS=""
    85         ;;
    86 esac
    87 # Uncomment the following line if you want to force SDL and applications
    88 # built with it to be compiled for a particular architecture.
    89 #AX_GCC_ARCHFLAG([no], [BASE_CFLAGS="$BASE_CFLAGS $ax_cv_gcc_archflag]")
    90 BUILD_CFLAGS="$CFLAGS $CPPFLAGS"
    91 # The default optimization for SDL 1.3 is -O3 (Bug #31)
    92 if test x$orig_CFLAGS = x; then
    93     BUILD_CFLAGS=`echo $BUILD_CFLAGS | sed 's/-O2/-O3/'`
    94 fi
    95 EXTRA_CFLAGS="$INCLUDE $BASE_CFLAGS"
    96 BUILD_LDFLAGS="$LDFLAGS"
    97 EXTRA_LDFLAGS="$BASE_LDFLAGS"
    98 ## These are common directories to find software packages
    99 #for path in /usr/freeware /usr/pkg /usr/X11R6 /usr/local; do
   100 #    if test -d $path/include; then
   101 #        EXTRA_CFLAGS="$EXTRA_CFLAGS -I$path/include"
   102 #    fi
   103 #    if test -d $path/lib; then
   104 #        EXTRA_LDFLAGS="$EXTRA_LDFLAGS -L$path/lib"
   105 #    fi
   106 #done
   107 SDL_CFLAGS="$BASE_CFLAGS"
   108 SDL_LIBS="-lSDL $BASE_LDFLAGS"
   109 CPPFLAGS="$CPPFLAGS $EXTRA_CFLAGS"
   110 CFLAGS="$CFLAGS $EXTRA_CFLAGS"
   111 LDFLAGS="$LDFLAGS $EXTRA_LDFLAGS"
   112 
   113 dnl set this to use on systems that use lib64 instead of lib
   114 base_libdir=`echo \${libdir} | sed 's/.*\/\(.*\)/\1/; q'`
   115 
   116 dnl Function to find a library in the compiler search path
   117 find_lib()
   118 {
   119     gcc_bin_path=[`$CC -print-search-dirs 2>/dev/null | fgrep programs: | sed 's/[^=]*=\(.*\)/\1/' | sed 's/:/ /g'`]
   120     gcc_lib_path=[`$CC -print-search-dirs 2>/dev/null | fgrep libraries: | sed 's/[^=]*=\(.*\)/\1/' | sed 's/:/ /g'`]
   121     env_lib_path=[`echo $LIBS $LDFLAGS $* | sed 's/-L[ ]*//g'`]
   122     if test "$cross_compiling" = yes; then
   123         host_lib_path=""
   124     else
   125         host_lib_path="/usr/$base_libdir /usr/local/$base_libdir"
   126     fi
   127     for path in $gcc_bin_path $gcc_lib_path $env_lib_path $host_lib_path; do
   128         lib=[`ls -- $path/$1 2>/dev/null | sort | sed 's/.*\/\(.*\)/\1/; q'`]
   129         if test x$lib != x; then
   130             echo $lib
   131             return
   132         fi
   133     done
   134 }
   135 
   136 dnl Check for compiler characteristics
   137 AC_C_CONST
   138 AC_C_INLINE
   139 AC_C_VOLATILE
   140 
   141 dnl See whether we want assertions for debugging/sanity checking SDL itself.
   142 AC_ARG_ENABLE(assertions,
   143 AC_HELP_STRING([--enable-assertions],
   144                [Enable internal sanity checks (auto/disabled/release/enabled/paranoid) [[default=auto]]]),
   145               , enable_assertions=auto)
   146 case "$enable_assertions" in
   147     auto) # Use optimization settings to determine assertion level
   148         ;;
   149     disabled)
   150         AC_DEFINE(SDL_DEFAULT_ASSERT_LEVEL, 0, [ ])
   151         ;;
   152     release)
   153         AC_DEFINE(SDL_DEFAULT_ASSERT_LEVEL, 1, [ ])
   154         ;;
   155     enabled)
   156         AC_DEFINE(SDL_DEFAULT_ASSERT_LEVEL, 2, [ ])
   157         ;;
   158     paranoid)
   159         AC_DEFINE(SDL_DEFAULT_ASSERT_LEVEL, 3, [ ])
   160         ;;
   161     *)
   162         AC_MSG_ERROR([*** unknown assertion level. stop.])
   163         ;;
   164 esac
   165 
   166 dnl See whether we can use gcc style dependency tracking
   167 AC_ARG_ENABLE(dependency-tracking,
   168 AC_HELP_STRING([--enable-dependency-tracking],
   169                [Use gcc -MMD -MT dependency tracking [[default=yes]]]),
   170               , enable_dependency_tracking=yes)
   171 if test x$enable_dependency_tracking = xyes; then
   172     have_gcc_mmd_mt=no
   173     AC_MSG_CHECKING(for GCC -MMD -MT option)
   174     AC_TRY_COMPILE([
   175     #if !defined(__GNUC__) || __GNUC__ < 3
   176     #error Dependency tracking requires GCC 3.0 or newer
   177     #endif
   178     ],[
   179     ],[
   180     have_gcc_mmd_mt=yes
   181     ])
   182     AC_MSG_RESULT($have_gcc_mmd_mt)
   183 
   184     if test x$have_gcc_mmd_mt = xyes; then
   185         DEPENDENCY_TRACKING_OPTIONS="-MMD -MT \$@"
   186     fi
   187 fi
   188 
   189 dnl See whether we are allowed to use the system C library
   190 AC_ARG_ENABLE(libc,
   191 AC_HELP_STRING([--enable-libc], [Use the system C library [[default=yes]]]),
   192               , enable_libc=yes)
   193 if test x$enable_libc = xyes; then
   194     AC_DEFINE(HAVE_LIBC, 1, [ ])
   195 
   196     dnl Check for C library headers
   197     AC_HEADER_STDC
   198     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)
   199 
   200     dnl Check for typedefs, structures, etc.
   201     AC_TYPE_SIZE_T
   202 
   203     dnl Check for defines
   204     AC_CHECK_DEFINE(M_PI, math.h)
   205 
   206     dnl Checks for library functions.
   207     case "$host" in
   208     *-*-cygwin* | *-*-mingw32*)
   209         ;;
   210     *)
   211         AC_FUNC_ALLOCA
   212         ;;
   213     esac
   214 
   215     AC_FUNC_MEMCMP
   216     if test x$ac_cv_func_memcmp_working = xyes; then
   217         AC_DEFINE(HAVE_MEMCMP, 1, [ ])
   218     fi
   219     AC_FUNC_STRTOD
   220     if test x$ac_cv_func_strtod = xyes; then
   221         AC_DEFINE(HAVE_STRTOD, 1, [ ])
   222     fi
   223     AC_CHECK_FUNC(mprotect,
   224         AC_TRY_COMPILE([
   225           #include <sys/types.h>
   226           #include <sys/mman.h>
   227         ],[
   228         ],[
   229         AC_DEFINE(HAVE_MPROTECT, 1, [ ])
   230         ]),
   231     )
   232     AC_CHECK_FUNCS(malloc calloc realloc free getenv setenv putenv unsetenv qsort abs bcopy memset memcpy memmove strlen strlcpy strlcat strdup _strrev _strupr _strlwr strchr strrchr strstr itoa _ltoa _uitoa _ultoa strtol strtoul _i64toa _ui64toa strtoll strtoull atoi atof strcmp strncmp _stricmp strcasecmp _strnicmp strncasecmp sscanf snprintf vsnprintf sigaction setjmp nanosleep sysconf sysctlbyname)
   233 
   234     AC_CHECK_LIB(m, pow, [LIBS="$LIBS -lm"; EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lm"])
   235     AC_CHECK_FUNCS(atan atan2 ceil copysign cos cosf fabs floor log pow scalbn sin sinf sqrt)
   236 
   237     AC_CHECK_LIB(iconv, iconv_open, [LIBS="$LIBS -liconv"; EXTRA_LDFLAGS="$EXTRA_LDFLAGS -liconv"])
   238     AC_CHECK_FUNCS(iconv)
   239 fi
   240 
   241 AC_CHECK_SIZEOF(void*)
   242 
   243 dnl See whether we can use gcc atomic operations on this architecture
   244 AC_ARG_ENABLE(gcc-atomics,
   245 AC_HELP_STRING([--enable-gcc-atomics],
   246                [Use gcc builtin atomics [[default=yes]]]),
   247               , enable_gcc_atomics=yes)
   248 if test x$enable_gcc_atomics = xyes; then
   249     have_gcc_atomics=no
   250     AC_MSG_CHECKING(for GCC builtin atomic operations)
   251     AC_TRY_LINK([
   252     ],[
   253     int a;
   254     void *x, *y, *z;
   255     __sync_lock_test_and_set(&a, 4);
   256     __sync_lock_test_and_set(&x, y);
   257     __sync_fetch_and_add(&a, 1);
   258     __sync_bool_compare_and_swap(&a, 5, 10);
   259     __sync_bool_compare_and_swap(&x, y, z);
   260     ],[
   261     have_gcc_atomics=yes
   262     ])
   263     AC_MSG_RESULT($have_gcc_atomics)
   264 
   265     if test x$have_gcc_atomics = xyes; then
   266         AC_DEFINE(HAVE_GCC_ATOMICS, 1, [ ])
   267     else
   268         # See if we have the minimum operation needed for GCC atomics
   269         AC_TRY_LINK([
   270         ],[
   271         int a;
   272         __sync_lock_test_and_set(&a, 1);
   273         __sync_lock_release(&a);
   274         ],[
   275         have_gcc_sync_lock_test_and_set=yes
   276         ])
   277         if test x$have_gcc_sync_lock_test_and_set = xyes; then
   278             AC_DEFINE(HAVE_GCC_SYNC_LOCK_TEST_AND_SET, 1, [ ])
   279         fi
   280     fi
   281 fi
   282 
   283 # Check for pthread implementation
   284 AC_MSG_CHECKING(for pthread spinlock)
   285 have_pthread_spinlock=no
   286 
   287 AC_TRY_LINK([
   288 #include <pthread.h>
   289 ],[
   290 pthread_spinlock_t a;
   291 pthread_spin_trylock(&a);
   292 pthread_spin_unlock(&a);
   293 ],[
   294 have_pthread_spinlock=yes
   295 ])
   296 AC_MSG_RESULT($have_pthread_spinlock)
   297 if test x$have_pthread_spinlock = xyes; then
   298     AC_DEFINE(HAVE_PTHREAD_SPINLOCK, 1, [ ])
   299 fi
   300 
   301 
   302 # Standard C sources
   303 SOURCES="$SOURCES $srcdir/src/*.c"
   304 SOURCES="$SOURCES $srcdir/src/atomic/*.c"
   305 SOURCES="$SOURCES $srcdir/src/audio/*.c"
   306 SOURCES="$SOURCES $srcdir/src/cpuinfo/*.c"
   307 SOURCES="$SOURCES $srcdir/src/events/*.c"
   308 SOURCES="$SOURCES $srcdir/src/file/*.c"
   309 SOURCES="$SOURCES $srcdir/src/render/*.c"
   310 SOURCES="$SOURCES $srcdir/src/render/*/*.c"
   311 SOURCES="$SOURCES $srcdir/src/stdlib/*.c"
   312 SOURCES="$SOURCES $srcdir/src/thread/*.c"
   313 SOURCES="$SOURCES $srcdir/src/timer/*.c"
   314 SOURCES="$SOURCES $srcdir/src/video/*.c"
   315 
   316 dnl Enable/disable various subsystems of the SDL library
   317 
   318 AC_ARG_ENABLE(atomic,
   319 AC_HELP_STRING([--enable-atomic], [Enable the atomic operations subsystem [[default=yes]]]),
   320               , enable_atomic=yes)
   321 if test x$enable_atomic != xyes; then
   322     AC_DEFINE(SDL_ATOMIC_DISABLED, 1, [ ])
   323 fi
   324 AC_ARG_ENABLE(audio,
   325 AC_HELP_STRING([--enable-audio], [Enable the audio subsystem [[default=yes]]]),
   326               , enable_audio=yes)
   327 if test x$enable_audio != xyes; then
   328     AC_DEFINE(SDL_AUDIO_DISABLED, 1, [ ])
   329 fi
   330 AC_ARG_ENABLE(video,
   331 AC_HELP_STRING([--enable-video], [Enable the video subsystem [[default=yes]]]),
   332               , enable_video=yes)
   333 if test x$enable_video != xyes; then
   334     AC_DEFINE(SDL_VIDEO_DISABLED, 1, [ ])
   335 fi
   336 AC_ARG_ENABLE(render,
   337 AC_HELP_STRING([--enable-render], [Enable the render subsystem [[default=yes]]]),
   338               , enable_render=yes)
   339 if test x$enable_render != xyes; then
   340     AC_DEFINE(SDL_RENDER_DISABLED, 1, [ ])
   341 fi
   342 AC_ARG_ENABLE(events,
   343 AC_HELP_STRING([--enable-events], [Enable the events subsystem [[default=yes]]]),
   344               , enable_events=yes)
   345 if test x$enable_events != xyes; then
   346     AC_DEFINE(SDL_EVENTS_DISABLED, 1, [ ])
   347 fi
   348 AC_ARG_ENABLE(joystick,
   349 AC_HELP_STRING([--enable-joystick], [Enable the joystick subsystem [[default=yes]]]),
   350               , enable_joystick=yes)
   351 if test x$enable_joystick != xyes; then
   352     AC_DEFINE(SDL_JOYSTICK_DISABLED, 1, [ ])
   353 else
   354     SOURCES="$SOURCES $srcdir/src/joystick/*.c"
   355 fi
   356 AC_ARG_ENABLE(haptic,
   357 AC_HELP_STRING([--enable-haptic], [Enable the haptic (force feedback) subsystem [[default=yes]]]),
   358               , enable_haptic=yes)
   359 if test x$enable_haptic != xyes; then
   360     AC_DEFINE(SDL_HAPTIC_DISABLED, 1, [ ])
   361 else
   362     SOURCES="$SOURCES $srcdir/src/haptic/*.c"
   363 fi
   364 AC_ARG_ENABLE(power,
   365 AC_HELP_STRING([--enable-power], [Enable the power subsystem [[default=yes]]]),
   366               , enable_power=yes)
   367 if test x$enable_power != xyes; then
   368     AC_DEFINE(SDL_POWER_DISABLED, 1, [ ])
   369 else
   370     SOURCES="$SOURCES $srcdir/src/power/*.c"
   371 fi
   372 AC_ARG_ENABLE(threads,
   373 AC_HELP_STRING([--enable-threads], [Enable the threading subsystem [[default=yes]]]),
   374               , enable_threads=yes)
   375 if test x$enable_threads != xyes; then
   376     AC_DEFINE(SDL_THREADS_DISABLED, 1, [ ])
   377 fi
   378 AC_ARG_ENABLE(timers,
   379 AC_HELP_STRING([--enable-timers], [Enable the timer subsystem [[default=yes]]]),
   380               , enable_timers=yes)
   381 if test x$enable_timers != xyes; then
   382     AC_DEFINE(SDL_TIMERS_DISABLED, 1, [ ])
   383 fi
   384 AC_ARG_ENABLE(file,
   385 AC_HELP_STRING([--enable-file], [Enable the file subsystem [[default=yes]]]),
   386               , enable_file=yes)
   387 if test x$enable_file != xyes; then
   388     AC_DEFINE(SDL_FILE_DISABLED, 1, [ ])
   389 fi
   390 AC_ARG_ENABLE(loadso,
   391 AC_HELP_STRING([--enable-loadso], [Enable the shared object loading subsystem [[default=yes]]]),
   392               , enable_loadso=yes)
   393 if test x$enable_loadso != xyes; then
   394     AC_DEFINE(SDL_LOADSO_DISABLED, 1, [ ])
   395 fi
   396 AC_ARG_ENABLE(cpuinfo,
   397 AC_HELP_STRING([--enable-cpuinfo], [Enable the cpuinfo subsystem [[default=yes]]]),
   398               , enable_cpuinfo=yes)
   399 if test x$enable_cpuinfo != xyes; then
   400     AC_DEFINE(SDL_CPUINFO_DISABLED, 1, [ ])
   401 fi
   402 AC_ARG_ENABLE(atomic,
   403 AC_HELP_STRING([--enable-atomic], [Enable the atomic operations [[default=yes]]]),
   404               , enable_atomic=yes)
   405 if test x$enable_atomic != xyes; then
   406     AC_DEFINE(SDL_ATOMIC_DISABLED, 1, [ ])
   407 fi
   408 AC_ARG_ENABLE(assembly,
   409 AC_HELP_STRING([--enable-assembly], [Enable assembly routines [[default=yes]]]),
   410               , enable_assembly=yes)
   411 if test x$enable_assembly = xyes; then
   412     AC_DEFINE(SDL_ASSEMBLY_ROUTINES, 1, [ ])
   413 
   414     # Make sure that we don't generate floating point code that would
   415     # cause illegal instruction exceptions on older processors
   416     case "$host" in
   417         *-*-darwin*)
   418             # Don't need to worry about Apple hardware, it's all SSE capable
   419             default_ssemath=yes
   420             ;;
   421         *64-*-*)
   422             # x86 64-bit architectures all have SSE instructions
   423             default_ssemath=yes
   424             ;;
   425         *)
   426             default_ssemath=no
   427             ;;
   428     esac
   429     AC_ARG_ENABLE(ssemath,
   430 AC_HELP_STRING([--enable-ssemath], [Allow GCC to use SSE floating point math [[default=no]]]),
   431                   , enable_ssemath=$default_ssemath)
   432     if test x$enable_ssemath = xno; then
   433         if test x$have_gcc_sse = xyes -o x$have_gcc_sse2 = xyes; then
   434             EXTRA_CFLAGS="$EXTRA_CFLAGS -mfpmath=387"
   435         fi
   436     fi
   437 
   438     dnl Check for various instruction support
   439     AC_ARG_ENABLE(mmx,
   440 AC_HELP_STRING([--enable-mmx], [use MMX assembly routines [[default=yes]]]),
   441                   , enable_mmx=yes)
   442     if test x$enable_mmx = xyes; then
   443         save_CFLAGS="$CFLAGS"
   444         have_gcc_mmx=no
   445         AC_MSG_CHECKING(for GCC -mmmx option)
   446         mmx_CFLAGS="-mmmx"
   447         CFLAGS="$save_CFLAGS $mmx_CFLAGS"
   448 
   449         AC_TRY_COMPILE([
   450         #ifdef __MINGW32__
   451         #include <_mingw.h>
   452         #ifdef __MINGW64_VERSION_MAJOR
   453         #include <intrin.h>
   454         #else
   455         #include <mmintrin.h>
   456         #endif
   457         #else
   458         #include <mmintrin.h>
   459         #endif
   460         #ifndef __MMX__
   461         #error Assembler CPP flag not enabled
   462         #endif
   463         ],[
   464         ],[
   465         have_gcc_mmx=yes
   466         ])
   467         AC_MSG_RESULT($have_gcc_mmx)
   468         CFLAGS="$save_CFLAGS"
   469 
   470         if test x$have_gcc_mmx = xyes; then
   471             EXTRA_CFLAGS="$EXTRA_CFLAGS $mmx_CFLAGS"
   472         fi
   473     fi
   474 
   475     AC_ARG_ENABLE(3dnow,
   476 AC_HELP_STRING([--enable-3dnow], [use MMX assembly routines [[default=yes]]]),
   477                   , enable_3dnow=yes)
   478     if test x$enable_3dnow = xyes; then
   479         save_CFLAGS="$CFLAGS"
   480         have_gcc_3dnow=no
   481         AC_MSG_CHECKING(for GCC -m3dnow option)
   482         amd3dnow_CFLAGS="-m3dnow"
   483         CFLAGS="$save_CFLAGS $amd3dnow_CFLAGS"
   484 
   485         AC_TRY_COMPILE([
   486         #include <mm3dnow.h>
   487         #ifndef __3dNOW__
   488         #error Assembler CPP flag not enabled
   489         #endif
   490         ],[
   491         ],[
   492         have_gcc_3dnow=yes
   493         ])
   494         AC_MSG_RESULT($have_gcc_3dnow)
   495         CFLAGS="$save_CFLAGS"
   496 
   497         if test x$have_gcc_3dnow = xyes; then
   498             EXTRA_CFLAGS="$EXTRA_CFLAGS $amd3dnow_CFLAGS"
   499         fi
   500     fi
   501 
   502     AC_ARG_ENABLE(sse,
   503 AC_HELP_STRING([--enable-sse], [use SSE assembly routines [[default=yes]]]),
   504                   , enable_sse=yes)
   505     if test x$enable_sse = xyes; then
   506         save_CFLAGS="$CFLAGS"
   507         have_gcc_sse=no
   508         AC_MSG_CHECKING(for GCC -msse option)
   509         sse_CFLAGS="-msse"
   510         CFLAGS="$save_CFLAGS $sse_CFLAGS"
   511 
   512         AC_TRY_COMPILE([
   513         #ifdef __MINGW32__
   514         #include <_mingw.h>
   515         #ifdef __MINGW64_VERSION_MAJOR
   516         #include <intrin.h>
   517         #else
   518         #include <xmmintrin.h>
   519         #endif
   520         #else
   521         #include <xmmintrin.h>
   522         #endif
   523         #ifndef __SSE__
   524         #error Assembler CPP flag not enabled
   525         #endif
   526         ],[
   527         ],[
   528         have_gcc_sse=yes
   529         ])
   530         AC_MSG_RESULT($have_gcc_sse)
   531         CFLAGS="$save_CFLAGS"
   532 
   533         if test x$have_gcc_sse = xyes; then
   534             EXTRA_CFLAGS="$EXTRA_CFLAGS $sse_CFLAGS"
   535         fi
   536     fi
   537 
   538     AC_ARG_ENABLE(sse2,
   539 AC_HELP_STRING([--enable-sse2], [use SSE2 assembly routines [[default=no]]]),
   540                   , enable_sse2=$default_ssemath)
   541     if test x$enable_sse2 = xyes; then
   542         save_CFLAGS="$CFLAGS"
   543         have_gcc_sse2=no
   544         AC_MSG_CHECKING(for GCC -msse2 option)
   545         sse2_CFLAGS="-msse2"
   546         CFLAGS="$save_CFLAGS $sse2_CFLAGS"
   547 
   548         AC_TRY_COMPILE([
   549         #ifdef __MINGW32__
   550         #include <_mingw.h>
   551         #ifdef __MINGW64_VERSION_MAJOR
   552         #include <intrin.h>
   553         #else
   554         #include <emmintrin.h>
   555         #endif
   556         #else
   557         #include <emmintrin.h>
   558         #endif
   559         #ifndef __SSE2__
   560         #error Assembler CPP flag not enabled
   561         #endif
   562         ],[
   563         ],[
   564         have_gcc_sse2=yes
   565         ])
   566         AC_MSG_RESULT($have_gcc_sse2)
   567         CFLAGS="$save_CFLAGS"
   568 
   569         if test x$have_gcc_sse2 = xyes; then
   570             EXTRA_CFLAGS="$EXTRA_CFLAGS $sse2_CFLAGS"
   571         fi
   572     fi
   573 
   574     AC_ARG_ENABLE(altivec,
   575 AC_HELP_STRING([--enable-altivec], [use Altivec assembly routines [[default=yes]]]),
   576                   , enable_altivec=yes)
   577     if test x$enable_altivec = xyes; then
   578         save_CFLAGS="$CFLAGS"
   579         have_gcc_altivec=no
   580         have_altivec_h_hdr=no
   581         altivec_CFLAGS="-maltivec"
   582         CFLAGS="$save_CFLAGS $altivec_CFLAGS"
   583 
   584         AC_MSG_CHECKING(for Altivec with GCC altivec.h and -maltivec option)
   585         AC_TRY_COMPILE([
   586         #include <altivec.h>
   587         vector unsigned int vzero() {
   588             return vec_splat_u32(0);
   589         }
   590         ],[
   591         ],[
   592         have_gcc_altivec=yes
   593         have_altivec_h_hdr=yes
   594         ])
   595         AC_MSG_RESULT($have_gcc_altivec)
   596 
   597         if test x$have_gcc_altivec = xno; then
   598             AC_MSG_CHECKING(for Altivec with GCC -maltivec option)
   599             AC_TRY_COMPILE([
   600             vector unsigned int vzero() {
   601                 return vec_splat_u32(0);
   602             }
   603             ],[
   604             ],[
   605             have_gcc_altivec=yes
   606             ])
   607             AC_MSG_RESULT($have_gcc_altivec)
   608         fi
   609 
   610         if test x$have_gcc_altivec = xno; then
   611             AC_MSG_CHECKING(for Altivec with GCC altivec.h and -faltivec option)
   612             altivec_CFLAGS="-faltivec"
   613             CFLAGS="$save_CFLAGS $altivec_CFLAGS"
   614             AC_TRY_COMPILE([
   615             #include <altivec.h>
   616             vector unsigned int vzero() {
   617                 return vec_splat_u32(0);
   618             }
   619             ],[
   620             ],[
   621             have_gcc_altivec=yes
   622             have_altivec_h_hdr=yes
   623             ])
   624             AC_MSG_RESULT($have_gcc_altivec)
   625         fi
   626 
   627         if test x$have_gcc_altivec = xno; then
   628             AC_MSG_CHECKING(for Altivec with GCC -faltivec option)
   629             AC_TRY_COMPILE([
   630             vector unsigned int vzero() {
   631                 return vec_splat_u32(0);
   632             }
   633             ],[
   634             ],[
   635             have_gcc_altivec=yes
   636             ])
   637             AC_MSG_RESULT($have_gcc_altivec)
   638         fi
   639         CFLAGS="$save_CFLAGS"
   640 
   641         if test x$have_gcc_altivec = xyes; then
   642             AC_DEFINE(SDL_ALTIVEC_BLITTERS, 1, [ ])
   643             if test x$have_altivec_h_hdr = xyes; then
   644               AC_DEFINE(HAVE_ALTIVEC_H, 1, [ ])
   645             fi
   646             EXTRA_CFLAGS="$EXTRA_CFLAGS $altivec_CFLAGS"
   647         fi
   648     fi
   649 fi
   650 
   651 dnl See if the OSS audio interface is supported
   652 CheckOSS()
   653 {
   654     AC_ARG_ENABLE(oss,
   655 AC_HELP_STRING([--enable-oss], [support the OSS audio API [[default=yes]]]),
   656                   , enable_oss=yes)
   657     if test x$enable_audio = xyes -a x$enable_oss = xyes; then
   658         AC_MSG_CHECKING(for OSS audio support)
   659         have_oss=no
   660         if test x$have_oss != xyes; then
   661             AC_TRY_COMPILE([
   662               #include <sys/soundcard.h>
   663             ],[
   664               int arg = SNDCTL_DSP_SETFRAGMENT;
   665             ],[
   666             have_oss=yes
   667             ])
   668         fi
   669         if test x$have_oss != xyes; then
   670             AC_TRY_COMPILE([
   671               #include <soundcard.h>
   672             ],[
   673               int arg = SNDCTL_DSP_SETFRAGMENT;
   674             ],[
   675             have_oss=yes
   676             AC_DEFINE(SDL_AUDIO_DRIVER_OSS_SOUNDCARD_H, 1, [ ])
   677             ])
   678         fi
   679         AC_MSG_RESULT($have_oss)
   680         if test x$have_oss = xyes; then
   681             AC_DEFINE(SDL_AUDIO_DRIVER_OSS, 1, [ ])
   682             SOURCES="$SOURCES $srcdir/src/audio/dsp/*.c"
   683             SOURCES="$SOURCES $srcdir/src/audio/dma/*.c"
   684             have_audio=yes
   685 
   686             # We may need to link with ossaudio emulation library
   687             case "$host" in
   688                 *-*-openbsd*|*-*-netbsd*)
   689                     EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lossaudio";;
   690             esac
   691         fi
   692     fi
   693 }
   694 
   695 dnl See if the ALSA audio interface is supported
   696 CheckALSA()
   697 {
   698     AC_ARG_ENABLE(alsa,
   699 AC_HELP_STRING([--enable-alsa], [support the ALSA audio API [[default=yes]]]),
   700                   , enable_alsa=yes)
   701     if test x$enable_audio = xyes -a x$enable_alsa = xyes; then
   702         AM_PATH_ALSA(0.9.0, have_alsa=yes, have_alsa=no)
   703         # Restore all flags from before the ALSA detection runs
   704         CFLAGS="$alsa_save_CFLAGS"
   705         LDFLAGS="$alsa_save_LDFLAGS"
   706         LIBS="$alsa_save_LIBS"
   707         if test x$have_alsa = xyes; then
   708             AC_ARG_ENABLE(alsa-shared,
   709 AC_HELP_STRING([--enable-alsa-shared], [dynamically load ALSA audio support [[default=yes]]]),
   710                           , enable_alsa_shared=yes)
   711             alsa_lib=[`find_lib "libasound.so.*" "$ALSA_LIBS" | sed 's/.*\/\(.*\)/\1/; q'`]
   712 
   713             AC_DEFINE(SDL_AUDIO_DRIVER_ALSA, 1, [ ])
   714             SOURCES="$SOURCES $srcdir/src/audio/alsa/*.c"
   715             EXTRA_CFLAGS="$EXTRA_CFLAGS $ALSA_CFLAGS"
   716             if test x$have_loadso != xyes && \
   717                test x$enable_alsa_shared = xyes; then
   718                 AC_MSG_WARN([You must have SDL_LoadObject() support for dynamic ALSA loading])
   719             fi
   720             if test x$have_loadso = xyes && \
   721                test x$enable_alsa_shared = xyes && test x$alsa_lib != x; then
   722                 echo "-- dynamic libasound -> $alsa_lib"
   723                 AC_DEFINE_UNQUOTED(SDL_AUDIO_DRIVER_ALSA_DYNAMIC, "$alsa_lib", [ ])
   724             else
   725                 EXTRA_LDFLAGS="$EXTRA_LDFLAGS $ALSA_LIBS"
   726             fi
   727             have_audio=yes
   728         fi
   729     fi
   730 }
   731 
   732 dnl Find the ESD includes and libraries
   733 CheckESD()
   734 {
   735     AC_ARG_ENABLE(esd,
   736 AC_HELP_STRING([--enable-esd], [support the Enlightened Sound Daemon [[default=yes]]]),
   737                   , enable_esd=yes)
   738     if test x$enable_audio = xyes -a x$enable_esd = xyes; then
   739         AM_PATH_ESD(0.2.8, have_esd=yes, have_esd=no)
   740         if test x$have_esd = xyes; then
   741             AC_ARG_ENABLE(esd-shared,
   742 AC_HELP_STRING([--enable-esd-shared], [dynamically load ESD audio support [[default=yes]]]),
   743                           , enable_esd_shared=yes)
   744             esd_lib=[`find_lib "libesd.so.*" "$ESD_LIBS" | sed 's/.*\/\(.*\)/\1/; q'`]
   745 
   746             AC_DEFINE(SDL_AUDIO_DRIVER_ESD, 1, [ ])
   747             SOURCES="$SOURCES $srcdir/src/audio/esd/*.c"
   748             EXTRA_CFLAGS="$EXTRA_CFLAGS $ESD_CFLAGS"
   749             if test x$have_loadso != xyes && \
   750                test x$enable_esd_shared = xyes; then
   751                 AC_MSG_WARN([You must have SDL_LoadObject() support for dynamic ESD loading])
   752             fi
   753             if test x$have_loadso = xyes && \
   754                test x$enable_esd_shared = xyes && test x$esd_lib != x; then
   755                 echo "-- dynamic libesd -> $esd_lib"
   756                 AC_DEFINE_UNQUOTED(SDL_AUDIO_DRIVER_ESD_DYNAMIC, "$esd_lib", [ ])
   757             else
   758                 EXTRA_LDFLAGS="$EXTRA_LDFLAGS $ESD_LIBS"
   759             fi
   760             have_audio=yes
   761         fi
   762     fi
   763 }
   764 
   765 dnl Find PulseAudio
   766 CheckPulseAudio()
   767 {
   768     AC_ARG_ENABLE(pulseaudio,
   769 AC_HELP_STRING([--enable-pulseaudio], [use PulseAudio [[default=yes]]]),
   770                   , enable_pulseaudio=yes)
   771     if test x$enable_audio = xyes -a x$enable_pulseaudio = xyes; then
   772         audio_pulseaudio=no
   773 
   774         PULSEAUDIO_REQUIRED_VERSION=0.9
   775 
   776         AC_PATH_PROG(PKG_CONFIG, pkg-config, no)
   777         AC_MSG_CHECKING(for PulseAudio $PULSEAUDIO_REQUIRED_VERSION support)
   778         if test x$PKG_CONFIG != xno; then
   779         if $PKG_CONFIG --atleast-pkgconfig-version 0.7 && $PKG_CONFIG --atleast-version $PULSEAUDIO_REQUIRED_VERSION libpulse-simple; then
   780                 PULSEAUDIO_CFLAGS=`$PKG_CONFIG --cflags libpulse-simple`
   781                 PULSEAUDIO_LIBS=`$PKG_CONFIG --libs libpulse-simple`
   782                 audio_pulseaudio=yes
   783             fi
   784         fi
   785         AC_MSG_RESULT($audio_pulseaudio)
   786 
   787         if test x$audio_pulseaudio = xyes; then
   788             AC_ARG_ENABLE(pulseaudio-shared,
   789 AC_HELP_STRING([--enable-pulseaudio-shared], [dynamically load PulseAudio support [[default=yes]]]),
   790                           , enable_pulseaudio_shared=yes)
   791             pulseaudio_lib=[`find_lib "libpulse-simple.so.*" "$PULSEAUDIO_LIBS" | sed 's/.*\/\(.*\)/\1/; q'`]
   792 
   793             AC_DEFINE(SDL_AUDIO_DRIVER_PULSEAUDIO, 1, [ ])
   794             SOURCES="$SOURCES $srcdir/src/audio/pulseaudio/*.c"
   795             EXTRA_CFLAGS="$EXTRA_CFLAGS $PULSEAUDIO_CFLAGS"
   796             if test x$have_loadso != xyes && \
   797                test x$enable_pulseaudio_shared = xyes; then
   798                 AC_MSG_WARN([You must have SDL_LoadObject() support for dynamic PulseAudio loading])
   799             fi
   800             if test x$have_loadso = xyes && \
   801                test x$enable_pulseaudio_shared = xyes && test x$pulseaudio_lib != x; then
   802                 echo "-- dynamic libpulse-simple -> $pulseaudio_lib"
   803                 AC_DEFINE_UNQUOTED(SDL_AUDIO_DRIVER_PULSEAUDIO_DYNAMIC, "$pulseaudio_lib", [ ])
   804             else
   805                 EXTRA_LDFLAGS="$EXTRA_LDFLAGS $PULSEAUDIO_LIBS"
   806             fi
   807             have_audio=yes
   808         fi
   809     fi
   810 }
   811 
   812 CheckARTSC()
   813 {
   814     AC_ARG_ENABLE(arts,
   815 AC_HELP_STRING([--enable-arts], [support the Analog Real Time Synthesizer [[default=yes]]]),
   816                   , enable_arts=yes)
   817     if test x$enable_audio = xyes -a x$enable_arts = xyes; then
   818         AC_PATH_PROG(ARTSCONFIG, artsc-config)
   819         if test x$ARTSCONFIG = x -o x$ARTSCONFIG = x'"$ARTSCONFIG"'; then
   820             : # arts isn't installed
   821         else
   822             ARTS_CFLAGS=`$ARTSCONFIG --cflags`
   823             ARTS_LIBS=`$ARTSCONFIG --libs`
   824             AC_MSG_CHECKING(for aRts development environment)
   825             audio_arts=no
   826             save_CFLAGS="$CFLAGS"
   827             CFLAGS="$CFLAGS $ARTS_CFLAGS"
   828             AC_TRY_COMPILE([
   829              #include <artsc.h>
   830             ],[
   831              arts_stream_t stream;
   832             ],[
   833             audio_arts=yes
   834             ])
   835             CFLAGS="$save_CFLAGS"
   836             AC_MSG_RESULT($audio_arts)
   837             if test x$audio_arts = xyes; then
   838                 AC_ARG_ENABLE(arts-shared,
   839 AC_HELP_STRING([--enable-arts-shared], [dynamically load aRts audio support [[default=yes]]]),
   840                               , enable_arts_shared=yes)
   841                 arts_lib=[`find_lib "libartsc.so.*" "$ARTS_LIBS" | sed 's/.*\/\(.*\)/\1/; q'`]
   842 
   843                 AC_DEFINE(SDL_AUDIO_DRIVER_ARTS, 1, [ ])
   844                 SOURCES="$SOURCES $srcdir/src/audio/arts/*.c"
   845                 EXTRA_CFLAGS="$EXTRA_CFLAGS $ARTS_CFLAGS"
   846                 if test x$have_loadso != xyes && \
   847                    test x$enable_arts_shared = xyes; then
   848                     AC_MSG_WARN([You must have SDL_LoadObject() support for dynamic ARTS loading])
   849                 fi
   850                 if test x$have_loadso = xyes && \
   851                    test x$enable_arts_shared = xyes && test x$arts_lib != x; then
   852                     echo "-- dynamic libartsc -> $arts_lib"
   853                     AC_DEFINE_UNQUOTED(SDL_AUDIO_DRIVER_ARTS_DYNAMIC, "$arts_lib", [ ])
   854                 else
   855                     EXTRA_LDFLAGS="$EXTRA_LDFLAGS $ARTS_LIBS"
   856                 fi
   857                 have_audio=yes
   858             fi
   859         fi
   860     fi
   861 }
   862 
   863 dnl See if the NAS audio interface is supported
   864 CheckNAS()
   865 {
   866     AC_ARG_ENABLE(nas,
   867 AC_HELP_STRING([--enable-nas], [support the NAS audio API [[default=yes]]]),
   868                   , enable_nas=yes)
   869     if test x$enable_audio = xyes -a x$enable_nas = xyes; then
   870         AC_CHECK_HEADER(audio/audiolib.h, have_nas_hdr=yes)
   871         AC_CHECK_LIB(audio, AuOpenServer, have_nas_lib=yes)
   872 
   873         AC_MSG_CHECKING(for NAS audio support)
   874         have_nas=no
   875 
   876         if test x$have_nas_hdr = xyes -a x$have_nas_lib = xyes; then
   877             have_nas=yes
   878             NAS_LIBS="-laudio"
   879 
   880         elif test -r /usr/X11R6/include/audio/audiolib.h; then
   881             have_nas=yes
   882             NAS_CFLAGS="-I/usr/X11R6/include/"
   883             NAS_LIBS="-L/usr/X11R6/lib -laudio -lXt"
   884 
   885         fi
   886 
   887         AC_MSG_RESULT($have_nas)
   888 
   889         if test x$have_nas = xyes; then
   890             AC_ARG_ENABLE(nas-shared,
   891 AC_HELP_STRING([--enable-nas-shared], [dynamically load NAS audio support [[default=yes]]]),
   892                           , enable_nas_shared=yes)
   893             nas_lib=[`find_lib "libaudio.so.*" "$NAS_LIBS" | sed 's/.*\/\(.*\)/\1/; q'`]
   894 
   895             if test x$have_loadso != xyes && \
   896                test x$enable_nas_shared = xyes; then
   897                 AC_MSG_WARN([You must have SDL_LoadObject() support for dynamic NAS loading])
   898             fi
   899             if test x$have_loadso = xyes && \
   900                test x$enable_nas_shared = xyes && test x$nas_lib != x; then
   901                 echo "-- dynamic libaudio -> $nas_lib"
   902                 AC_DEFINE_UNQUOTED(SDL_AUDIO_DRIVER_NAS_DYNAMIC, "$nas_lib", [ ])
   903             else
   904                 EXTRA_LDFLAGS="$EXTRA_LDFLAGS $NAS_LIBS"
   905             fi
   906 
   907             AC_DEFINE(SDL_AUDIO_DRIVER_NAS, 1, [ ])
   908             SOURCES="$SOURCES $srcdir/src/audio/nas/*.c"
   909             EXTRA_CFLAGS="$EXTRA_CFLAGS $NAS_CFLAGS"
   910             have_audio=yes
   911         fi
   912     fi
   913 }
   914 
   915 dnl rcg07142001 See if the user wants the disk writer audio driver...
   916 CheckDiskAudio()
   917 {
   918     AC_ARG_ENABLE(diskaudio,
   919 AC_HELP_STRING([--enable-diskaudio], [support the disk writer audio driver [[default=yes]]]),
   920                   , enable_diskaudio=yes)
   921     if test x$enable_audio = xyes -a x$enable_diskaudio = xyes; then
   922         AC_DEFINE(SDL_AUDIO_DRIVER_DISK, 1, [ ])
   923         SOURCES="$SOURCES $srcdir/src/audio/disk/*.c"
   924     fi
   925 }
   926 
   927 dnl rcg03142006 See if the user wants the dummy audio driver...
   928 CheckDummyAudio()
   929 {
   930     AC_ARG_ENABLE(dummyaudio,
   931 AC_HELP_STRING([--enable-dummyaudio], [support the dummy audio driver [[default=yes]]]),
   932                   , enable_dummyaudio=yes)
   933     if test x$enable_audio = xyes -a x$enable_dummyaudio = xyes; then
   934         AC_DEFINE(SDL_AUDIO_DRIVER_DUMMY, 1, [ ])
   935         SOURCES="$SOURCES $srcdir/src/audio/dummy/*.c"
   936     fi
   937 }
   938 
   939 dnl See if GCC's -fvisibility=hidden is supported (gcc4 and later, usually).
   940 dnl  Details of this flag are here: http://gcc.gnu.org/wiki/Visibility
   941 CheckVisibilityHidden()
   942 {
   943     AC_MSG_CHECKING(for GCC -fvisibility=hidden option)
   944     have_gcc_fvisibility=no
   945 
   946     visibility_CFLAGS="-fvisibility=hidden"
   947     save_CFLAGS="$CFLAGS"
   948     CFLAGS="$save_CFLAGS $visibility_CFLAGS -Werror"
   949     AC_TRY_COMPILE([
   950     #if !defined(__GNUC__) || __GNUC__ < 4
   951     #error SDL only uses visibility attributes in GCC 4 or newer
   952     #endif
   953     ],[
   954     ],[
   955     have_gcc_fvisibility=yes
   956     ])
   957     AC_MSG_RESULT($have_gcc_fvisibility)
   958     CFLAGS="$save_CFLAGS"
   959 
   960     if test x$have_gcc_fvisibility = xyes; then
   961         EXTRA_CFLAGS="$EXTRA_CFLAGS $visibility_CFLAGS"
   962     fi
   963 }
   964 
   965 
   966 dnl Find the X11 include and library directories
   967 CheckX11()
   968 {
   969 
   970 
   971     AC_ARG_ENABLE(video-x11,
   972 AC_HELP_STRING([--enable-video-x11], [use X11 video driver [[default=yes]]]),
   973                   , enable_video_x11=yes)
   974     if test x$enable_video = xyes -a x$enable_video_x11 = xyes; then
   975         case "$host" in
   976             *-*-darwin*)
   977                 # This isn't necessary for X11, but fixes GLX detection
   978                 if test "x$x_includes" = xNONE && test "x$x_libraries" = xNONE; then
   979                     x_includes="/usr/X11R6/include"
   980                     x_libraries="/usr/X11R6/lib"
   981                 fi
   982                 ;;
   983         esac
   984         AC_PATH_X
   985         AC_PATH_XTRA
   986         if test x$have_x = xyes; then
   987             # Only allow dynamically loaded X11 if the X11 function pointers
   988             # will not end up in the global namespace, which causes problems
   989             # with other libraries calling X11 functions.
   990             x11_symbols_private=$have_gcc_fvisibility
   991 
   992             AC_ARG_ENABLE(x11-shared,
   993 AC_HELP_STRING([--enable-x11-shared], [dynamically load X11 support [[default=maybe]]]),
   994                           , enable_x11_shared=maybe)
   995 
   996             case "$host" in
   997                 *-*-darwin*)
   998                     x11_symbols_private=yes
   999                     x11_lib='/usr/X11R6/lib/libX11.6.dylib'
  1000                     x11ext_lib='/usr/X11R6/lib/libXext.6.dylib'
  1001                     xcursor_lib='/usr/X11R6/lib/libXcursor.1.dylib'
  1002                     xinerama_lib='/usr/X11R6/lib/libXinerama.1.dylib'
  1003                     xinput_lib='/usr/X11R6/lib/libXi.6.dylib'
  1004                     xrandr_lib='/usr/X11R6/lib/libXrandr.2.dylib'
  1005                     xrender_lib='/usr/X11R6/lib/libXrender.1.dylib'
  1006                     xss_lib='/usr/X11R6/lib/libXss.1.dylib'
  1007                     xvidmode_lib='/usr/X11R6/lib/libXxf86vm.1.dylib'
  1008                     ;;
  1009                 *)
  1010                     x11_lib=[`find_lib "libX11.so.*" "$X_LIBS -L/usr/X11/$base_libdir -L/usr/X11R6/$base_libdir" | sed 's/.*\/\(.*\)/\1/; q'`]
  1011                     x11ext_lib=[`find_lib "libXext.so.*" "$X_LIBS -L/usr/X11/$base_libdir -L/usr/X11R6/$base_libdir" | sed 's/.*\/\(.*\)/\1/; q'`]
  1012                     xcursor_lib=[`find_lib "libXcursor.so.*" "$X_LIBS -L/usr/X11/$base_libdir -L/usr/X11R6/$base_libdir" | sed 's/.*\/\(.*\)/\1/; q'`]
  1013                     xinerama_lib=[`find_lib "libXinerama.so.*" "$X_LIBS -L/usr/X11/$base_libdir -L/usr/X11R6/$base_libdir" | sed 's/.*\/\(.*\)/\1/; q'`]
  1014                     xinput_lib=[`find_lib "libXi.so.*" "$X_LIBS -L/usr/X11/$base_libdir -L/usr/X11R6/$base_libdir" | sed 's/.*\/\(.*\)/\1/; q'`]
  1015                     xrandr_lib=[`find_lib "libXrandr.so.*" "$X_LIBS -L/usr/X11/$base_libdir -L/usr/X11R6/$base_libdir" | sed 's/.*\/\(.*\)/\1/; q'`]
  1016                     xrender_lib=[`find_lib "libXrender.so.*" "$X_LIBS -L/usr/X11/$base_libdir -L/usr/X11R6/$base_libdir" | sed 's/.*\/\(.*\)/\1/; q'`]
  1017                     xss_lib=[`find_lib "libXss.so.*" "$X_LIBS -L/usr/X11/$base_libdir -L/usr/X11R6/$base_libdir" | sed 's/.*\/\(.*\)/\1/; q'`]
  1018                     xvidmode_lib=[`find_lib "libXxf86vm.so.*" "$X_LIBS -L/usr/X11/$base_libdir -L/usr/X11R6/$base_libdir" | sed 's/.*\/\(.*\)/\1/; q'`]
  1019                     ;;
  1020             esac
  1021 
  1022             if test x$ac_cv_func_shmat != xyes; then
  1023                 X_CFLAGS="$X_CFLAGS -DNO_SHARED_MEMORY"
  1024             fi
  1025             CFLAGS="$CFLAGS $X_CFLAGS"
  1026             LDFLAGS="$LDFLAGS $X_LIBS"
  1027 
  1028             AC_DEFINE(SDL_VIDEO_DRIVER_X11, 1, [ ])
  1029             SOURCES="$SOURCES $srcdir/src/video/x11/*.c"
  1030             EXTRA_CFLAGS="$EXTRA_CFLAGS $X_CFLAGS"
  1031 
  1032             if test x$enable_x11_shared = xmaybe; then
  1033                 enable_x11_shared=$x11_symbols_private
  1034             fi
  1035             if test x$have_loadso != xyes && \
  1036                test x$enable_x11_shared = xyes; then
  1037                 AC_MSG_WARN([You must have SDL_LoadObject() support for dynamic X11 loading])
  1038                 enable_x11_shared=no
  1039             fi
  1040             if test x$x11_symbols_private != xyes && \
  1041                test x$enable_x11_shared = xyes; then
  1042                 AC_MSG_WARN([You must have gcc4 (-fvisibility=hidden) for dynamic X11 loading])
  1043                 enable_x11_shared=no
  1044             fi
  1045 
  1046             if test x$have_loadso = xyes && \
  1047                test x$enable_x11_shared = xyes && test x$x11_lib != x && test x$x11ext_lib != x; then
  1048                 echo "-- dynamic libX11 -> $x11_lib"
  1049                 echo "-- dynamic libX11ext -> $x11ext_lib"
  1050                 AC_DEFINE_UNQUOTED(SDL_VIDEO_DRIVER_X11_DYNAMIC, "$x11_lib", [ ])
  1051                 AC_DEFINE_UNQUOTED(SDL_VIDEO_DRIVER_X11_DYNAMIC_XEXT, "$x11ext_lib", [ ])
  1052             else
  1053                 enable_x11_shared=no
  1054                 EXTRA_LDFLAGS="$EXTRA_LDFLAGS $X_LIBS -lX11 -lXext"
  1055             fi
  1056             have_video=yes
  1057 
  1058             AC_ARG_ENABLE(video-x11-xcursor,
  1059 AC_HELP_STRING([--enable-video-x11-xcursor], [enable X11 Xcursor support [[default=yes]]]),
  1060                             , enable_video_x11_xcursor=yes)
  1061             if test x$enable_video_x11_xcursor = xyes; then
  1062                 definitely_enable_video_x11_xcursor=no
  1063                 AC_CHECK_HEADER(X11/Xcursor/Xcursor.h,
  1064                                 have_xcursor_h_hdr=yes,
  1065                                 have_xcursor_h_hdr=no,
  1066                                 [#include <X11/Xlib.h>
  1067                                 ])
  1068                 if test x$have_xcursor_h_hdr = xyes; then
  1069                     if test x$enable_x11_shared = xyes && test x$xcursor_lib != x ; then
  1070                         echo "-- dynamic libXcursor -> $xcursor_lib"
  1071                         AC_DEFINE_UNQUOTED(SDL_VIDEO_DRIVER_X11_DYNAMIC_XCURSOR, "$xcursor_lib", [ ])
  1072                         definitely_enable_video_x11_xcursor=yes
  1073                     else
  1074                         AC_CHECK_LIB(Xcursor, XcursorImageCreate, have_xcursor_lib=yes)
  1075                         if test x$have_xcursor_lib = xyes ; then
  1076                             EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lXcursor"
  1077                             definitely_enable_video_x11_xcursor=yes
  1078                         fi
  1079                     fi
  1080                 fi
  1081             fi
  1082             if test x$definitely_enable_video_x11_xcursor = xyes; then
  1083                 AC_DEFINE(SDL_VIDEO_DRIVER_X11_XCURSOR, 1, [ ])
  1084             fi
  1085             AC_ARG_ENABLE(video-x11-xinerama,
  1086 AC_HELP_STRING([--enable-video-x11-xinerama], [enable X11 Xinerama support [[default=yes]]]),
  1087                             , enable_video_x11_xinerama=yes)
  1088             if test x$enable_video_x11_xinerama = xyes; then
  1089                 definitely_enable_video_x11_xinerama=no
  1090                 AC_CHECK_HEADER(X11/extensions/Xinerama.h,
  1091                                 have_xinerama_h_hdr=yes,
  1092                                 have_xinerama_h_hdr=no,
  1093                                 [#include <X11/Xlib.h>
  1094                                 ])
  1095                 if test x$have_xinerama_h_hdr = xyes; then
  1096                     if test x$enable_x11_shared = xyes && test x$xinerama_lib != x ; then
  1097                         echo "-- dynamic libXinerama -> $xinerama_lib"
  1098                         AC_DEFINE_UNQUOTED(SDL_VIDEO_DRIVER_X11_DYNAMIC_XINERAMA, "$xinerama_lib", [ ])
  1099                         definitely_enable_video_x11_xinerama=yes
  1100                     else
  1101                         AC_CHECK_LIB(Xinerama, XineramaQueryExtension, have_xinerama_lib=yes)
  1102                         if test x$have_xinerama_lib = xyes ; then
  1103                             EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lXinerama"
  1104                             definitely_enable_video_x11_xinerama=yes
  1105                         fi
  1106                     fi
  1107                 fi
  1108             fi
  1109             if test x$definitely_enable_video_x11_xinerama = xyes; then
  1110                 AC_DEFINE(SDL_VIDEO_DRIVER_X11_XINERAMA, 1, [ ])
  1111             fi
  1112             AC_ARG_ENABLE(video-x11-xinput,
  1113 AC_HELP_STRING([--enable-video-x11-xinput], [enable X11 XInput extension for manymouse, tablets, etc [[default=yes]]]),
  1114                             , enable_video_x11_xinput=yes)
  1115             if test x$enable_video_x11_xinput = xyes; then
  1116                 definitely_enable_video_x11_xinput=no
  1117                 AC_CHECK_HEADER(X11/extensions/XInput.h,
  1118                                 have_xinput_h_hdr=yes,
  1119                                 have_xinput_h_hdr=no,
  1120                                 [#include <X11/Xlib.h>
  1121                                 ])
  1122                 if test x$have_xinput_h_hdr = xyes; then
  1123                     if test x$enable_x11_shared = xyes && test x$xinput_lib != x ; then
  1124                         echo "-- dynamic libXi -> $xinput_lib"
  1125                         AC_DEFINE_UNQUOTED(SDL_VIDEO_DRIVER_X11_DYNAMIC_XINPUT, "$xinput_lib", [ ])
  1126                         definitely_enable_video_x11_xinput=yes
  1127                     else
  1128                         AC_CHECK_LIB(Xi, XOpenDevice, have_xinput_lib=yes)
  1129                         if test x$have_xinput_lib = xyes ; then
  1130                             EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lXi"
  1131                             definitely_enable_video_x11_xinput=yes
  1132                         fi
  1133                     fi
  1134                 fi
  1135             fi
  1136             if test x$definitely_enable_video_x11_xinput = xyes; then
  1137                 AC_DEFINE(SDL_VIDEO_DRIVER_X11_XINPUT, 1, [ ])
  1138             fi
  1139             AC_ARG_ENABLE(video-x11-xrandr,
  1140 AC_HELP_STRING([--enable-video-x11-xrandr], [enable X11 Xrandr extension for fullscreen [[default=yes]]]),
  1141                             , enable_video_x11_xrandr=yes)
  1142             if test x$enable_video_x11_xrandr = xyes; then
  1143                 definitely_enable_video_x11_xrandr=no
  1144                 AC_CHECK_HEADER(X11/extensions/Xrandr.h,
  1145                                 have_xrandr_h_hdr=yes,
  1146                                 have_xrandr_h_hdr=no,
  1147                                 [#include <X11/Xlib.h>
  1148                                 ])
  1149                 if test x$have_xrandr_h_hdr = xyes; then
  1150                     if test x$enable_x11_shared = xyes && test x$xrandr_lib != x ; then
  1151                         echo "-- dynamic libXrandr -> $xrandr_lib"
  1152                         AC_DEFINE_UNQUOTED(SDL_VIDEO_DRIVER_X11_DYNAMIC_XRANDR, "$xrandr_lib", [ ])
  1153                         definitely_enable_video_x11_xrandr=yes
  1154                     else
  1155                         AC_CHECK_LIB(Xrandr, XRRQueryExtension, have_xrandr_lib=yes)
  1156                         if test x$have_xrandr_lib = xyes ; then
  1157                             EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lXrandr"
  1158                             definitely_enable_video_x11_xrandr=yes
  1159                         fi
  1160                     fi
  1161                 fi
  1162             fi
  1163             if test x$definitely_enable_video_x11_xrandr = xyes; then
  1164                 AC_DEFINE(SDL_VIDEO_DRIVER_X11_XRANDR, 1, [ ])
  1165             fi
  1166             AC_ARG_ENABLE(video-x11-scrnsaver,
  1167 AC_HELP_STRING([--enable-video-x11-scrnsaver], [enable X11 screensaver extension [[default=yes]]]),
  1168                             , enable_video_x11_scrnsaver=yes)
  1169             if test x$enable_video_x11_scrnsaver = xyes; then
  1170                 AC_CHECK_HEADER(X11/extensions/scrnsaver.h,
  1171                                 have_scrnsaver_h_hdr=yes,
  1172                                 have_scrnsaver_h_hdr=no,
  1173                                 [#include <X11/Xlib.h>
  1174                                 ])
  1175                 if test x$have_scrnsaver_h_hdr = xyes; then
  1176                     if test x$enable_x11_shared = xyes && test x$xss_lib != x ; then
  1177                         echo "-- dynamic libXss -> $xss_lib"
  1178                         AC_DEFINE_UNQUOTED(SDL_VIDEO_DRIVER_X11_DYNAMIC_XSS, "$xss_lib", [ ])
  1179                         definitely_enable_video_x11_scrnsaver=yes
  1180                     else
  1181                         AC_CHECK_LIB(Xss, XScreenSaverSuspend, have_xss_lib=yes)
  1182                         if test x$have_xss_lib = xyes ; then
  1183                             EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lXss"
  1184                             definitely_enable_video_x11_scrnsaver=yes
  1185                         fi
  1186                     fi
  1187                 fi
  1188             fi
  1189             if test x$definitely_enable_video_x11_scrnsaver = xyes; then
  1190                 AC_DEFINE(SDL_VIDEO_DRIVER_X11_XSCRNSAVER, 1, [ ])
  1191             fi
  1192             AC_ARG_ENABLE(video-x11-xshape,
  1193 AC_HELP_STRING([--enable-video-x11-xshape], [enable X11 XShape support [[default=yes]]]),
  1194                             , enable_video_x11_xshape=yes)
  1195             if test x$enable_video_x11_xshape = xyes; then
  1196                 AC_CHECK_HEADER(X11/extensions/shape.h,
  1197                                 have_shape_h_hdr=yes,
  1198                                 have_shape_h_hdr=no,
  1199                                 [#include <X11/Xlib.h>
  1200                                 ])
  1201                 if test x$have_shape_h_hdr = xyes; then
  1202                     AC_DEFINE(SDL_VIDEO_DRIVER_X11_XSHAPE, 1, [ ])
  1203                 fi
  1204             fi
  1205             AC_ARG_ENABLE(video-x11-vm,
  1206 AC_HELP_STRING([--enable-video-x11-vm], [use X11 VM extension for fullscreen [[default=yes]]]),
  1207                             , enable_video_x11_vm=yes)
  1208             if test x$enable_video_x11_vm = xyes; then
  1209                 definitely_enable_video_x11_vm=no
  1210                 AC_CHECK_HEADER(X11/extensions/xf86vmode.h,
  1211                                 have_vm_h_hdr=yes,
  1212                                 have_vm_h_hdr=no,
  1213                                 [#include <X11/Xlib.h>
  1214                                 ])
  1215                 if test x$have_vm_h_hdr = xyes; then
  1216                     if test x$enable_x11_shared = xyes && test x$xvidmode_lib != x ; then
  1217                         echo "-- dynamic libXxf86vm -> $xvidmode_lib"
  1218                         AC_DEFINE_UNQUOTED(SDL_VIDEO_DRIVER_X11_DYNAMIC_XVIDMODE, "$xvidmode_lib", [ ])
  1219                         definitely_enable_video_x11_vm=yes
  1220                     else
  1221                         AC_CHECK_LIB(Xxf86vm, XF86VidModeQueryVersion, have_vm_lib=yes)
  1222                         if test x$have_vm_lib = xyes ; then
  1223                             EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lXxf86vm"
  1224                             definitely_enable_video_x11_vm=yes
  1225                         fi
  1226                     fi
  1227                 fi
  1228             fi
  1229             if test x$definitely_enable_video_x11_vm = xyes; then
  1230                 AC_DEFINE(SDL_VIDEO_DRIVER_X11_XVIDMODE, 1, [ ])
  1231             fi
  1232         fi
  1233     fi
  1234 }
  1235 
  1236 dnl Set up the BWindow video driver if enabled
  1237 CheckBWINDOW()
  1238 {
  1239     if test x$enable_video = xyes; then
  1240         AC_DEFINE(SDL_VIDEO_DRIVER_BWINDOW, 1, [ ])
  1241         SOURCES="$SOURCES $srcdir/src/video/bwindow/*.cc"
  1242         have_video=yes
  1243     fi
  1244 }
  1245 
  1246 dnl Set up the Cocoa video driver for Mac OS X (but not Darwin)
  1247 CheckCOCOA()
  1248 {
  1249     AC_ARG_ENABLE(video-cocoa,
  1250 AC_HELP_STRING([--enable-video-cocoa], [use Cocoa video driver [[default=yes]]]),
  1251                   , enable_video_cocoa=yes)
  1252     if test x$enable_video = xyes -a x$enable_video_cocoa = xyes; then
  1253         save_CFLAGS="$CFLAGS"
  1254         dnl work around that we don't have Objective-C support in autoconf
  1255         CFLAGS="$CFLAGS -x objective-c"
  1256         AC_MSG_CHECKING(for Cocoa framework)
  1257         have_cocoa=no
  1258         AC_TRY_COMPILE([
  1259           #import <Cocoa/Cocoa.h>
  1260         ],[
  1261         ],[
  1262         have_cocoa=yes
  1263         ])
  1264         AC_MSG_RESULT($have_cocoa)
  1265         CFLAGS="$save_CFLAGS"
  1266         if test x$have_cocoa = xyes; then
  1267             AC_DEFINE(SDL_VIDEO_DRIVER_COCOA, 1, [ ])
  1268             SOURCES="$SOURCES $srcdir/src/video/cocoa/*.m"
  1269             have_video=yes
  1270         fi
  1271     fi
  1272 }
  1273 
  1274 dnl Find DirectFB
  1275 CheckDirectFB()
  1276 {
  1277     AC_ARG_ENABLE(video-directfb,
  1278 AC_HELP_STRING([--enable-video-directfb], [use DirectFB video driver [[default=no]]]),
  1279                   , enable_video_directfb=no)
  1280     if test x$enable_video = xyes -a x$enable_video_directfb = xyes; then
  1281         video_directfb=no
  1282 
  1283         DIRECTFB_REQUIRED_VERSION=1.0.0
  1284         AC_PATH_PROGS(DIRECTFBCONFIG, directfb-config, no, [$prefix/bin:$PATH])
  1285         if test x$DIRECTFBCONFIG = xno; then
  1286             AC_PATH_PROG(PKG_CONFIG, pkg-config, no)
  1287             if test x$PKG_CONFIG != xno; then
  1288                 if $PKG_CONFIG --atleast-pkgconfig-version 0.7 && $PKG_CONFIG --atleast-version $DIRECTFB_REQUIRED_VERSION directfb; then
  1289                     DIRECTFB_CFLAGS=`$PKG_CONFIG --cflags directfb`
  1290                     DIRECTFB_LIBS=`$PKG_CONFIG --libs directfb`
  1291                     DIRECTFB_PREFIX=`$PKG_CONFIG --variable=prefix directfb`
  1292                     video_directfb=yes
  1293                 fi
  1294             fi
  1295         else
  1296             set -- `echo $DIRECTFB_REQUIRED_VERSION | sed 's/\./ /g'`
  1297             NEED_VERSION=`expr $1 \* 10000 + $2 \* 100 + $3`
  1298             set -- `directfb-config --version | sed 's/\./ /g'`
  1299             HAVE_VERSION=`expr $1 \* 10000 + $2 \* 100 + $3`
  1300             if test $HAVE_VERSION -ge $NEED_VERSION; then
  1301                 DIRECTFB_CFLAGS=`$DIRECTFBCONFIG --cflags`
  1302                 DIRECTFB_LIBS=`$DIRECTFBCONFIG --libs`
  1303                 DIRECTFB_PREFIX=`$DIRECTFBCONFIG --prefix`
  1304                 video_directfb=yes
  1305             fi
  1306         fi
  1307         if test x$video_directfb = xyes; then
  1308             # SuSE 11.1 installs directfb-config without directfb-devel
  1309             save_CPPFLAGS="$CPPFLAGS"
  1310             CPPFLAGS="$CPPFLAGS $DIRECTFB_CFLAGS"
  1311             AC_CHECK_HEADER(directfb.h, have_directfb_hdr=yes, have_directfb_hdr=no)
  1312             CPPFLAGS="$save_CPPFLAGS"
  1313             video_directfb=$have_directfb_hdr
  1314         fi
  1315         AC_MSG_CHECKING(for DirectFB $DIRECTFB_REQUIRED_VERSION support)
  1316         AC_MSG_RESULT($video_directfb)
  1317 
  1318         if test x$video_directfb = xyes; then
  1319             AC_ARG_ENABLE(directfb-shared,
  1320 AC_HELP_STRING([--enable-directfb-shared], [dynamically load directfb support [[default=yes]]]),
  1321                               , enable_directfb_shared=yes)
  1322 
  1323             AC_DEFINE(SDL_VIDEO_DRIVER_DIRECTFB, 1, [ ])
  1324             AC_DEFINE(SDL_VIDEO_RENDER_DIRECTFB, 1, [ ])
  1325             SOURCES="$SOURCES $srcdir/src/video/directfb/*.c"
  1326             EXTRA_CFLAGS="$EXTRA_CFLAGS $DIRECTFB_CFLAGS"
  1327 
  1328             AC_MSG_CHECKING(for directfb dynamic loading support)
  1329             directfb_shared=no
  1330             directfb_lib=[`find_lib "libdirectfb.so.*" "$DIRECTFB_LIBS"`]
  1331             # | sed 's/.*\/\(.*\)/\1/; q'`]
  1332 AC_MSG_WARN("directfb $directfb_lib")
  1333             if test x$have_loadso != xyes && \
  1334                test x$enable_directfb_shared = xyes; then
  1335                 AC_MSG_WARN([You must have SDL_LoadObject() support for dynamic directfb loading])
  1336             fi
  1337             if test x$have_loadso = xyes && \
  1338                test x$enable_directfb_shared = xyes && test x$directfb_lib != x; then
  1339                 directfb_shared=yes
  1340                 echo "-- $directfb_lib_spec -> $directfb_lib"
  1341                 AC_DEFINE_UNQUOTED(SDL_VIDEO_DRIVER_DIRECTFB_DYNAMIC, "$directfb_lib", [ ])
  1342             else
  1343                 EXTRA_LDFLAGS="$EXTRA_LDFLAGS $DIRECTFB_LIBS"
  1344             fi
  1345             AC_MSG_RESULT($directfb_shared)
  1346             have_video=yes
  1347         fi
  1348     fi
  1349 }
  1350 
  1351 dnl Find FusionSound
  1352 CheckFusionSound()
  1353 {
  1354     AC_ARG_ENABLE(fusionsound,
  1355 AC_HELP_STRING([--enable-fusionsound], [use FusionSound audio driver [[default=no]]]),
  1356                   , enable_fusionsound=no)
  1357     if test x$enable_audio = xyes -a x$enable_fusionsound = xyes; then
  1358         fusionsound=no
  1359 
  1360         FUSIONSOUND_REQUIRED_VERSION=1.1.1
  1361 
  1362         AC_PATH_PROG(PKG_CONFIG, pkg-config, no)
  1363         AC_MSG_CHECKING(for FusionSound $FUSIONSOUND_REQUIRED_VERSION support)
  1364         if test x$PKG_CONFIG != xno; then
  1365             if $PKG_CONFIG --atleast-pkgconfig-version 0.7 && $PKG_CONFIG --atleast-version $FUSIONSOUND_REQUIRED_VERSION fusionsound; then
  1366                 FUSIONSOUND_CFLAGS=`$PKG_CONFIG --cflags fusionsound`
  1367                 FUSIONSOUND_LIBS=`$PKG_CONFIG --libs fusionsound`
  1368                 fusionsound=yes
  1369             fi
  1370         fi
  1371         AC_MSG_RESULT($fusionsound)
  1372 
  1373         if test x$fusionsound = xyes; then
  1374             AC_DEFINE(SDL_AUDIO_DRIVER_FUSIONSOUND, 1, [ ])
  1375             SOURCES="$SOURCES $srcdir/src/audio/fusionsound/*.c"
  1376             EXTRA_CFLAGS="$EXTRA_CFLAGS $FUSIONSOUND_CFLAGS"
  1377             
  1378             AC_ARG_ENABLE(fusionsound-shared,
  1379 AC_HELP_STRING([--enable-fusionsound-shared], [dynamically load fusionsound audio support [[default=yes]]]),
  1380                           , enable_fusionsound_shared=yes)
  1381             fusionsound_shared=no
  1382             AC_MSG_CHECKING(for FusionSound dynamic loading support)
  1383             if test x$have_loadso != xyes && \
  1384                test x$enable_fusionsound_shared = xyes; then
  1385                 AC_MSG_WARN([You must have SDL_LoadObject() support for dynamic fusionsound loading])
  1386             fi
  1387             if test x$have_loadso = xyes && \
  1388                test x$enable_fusionsound_shared = xyes; then
  1389                 AC_DEFINE_UNQUOTED(SDL_AUDIO_DRIVER_FUSIONSOUND_DYNAMIC, "libfusionsound.so", [ ])
  1390                 fusionsound_shared=yes
  1391             else
  1392                 EXTRA_LDFLAGS="$EXTRA_LDFLAGS $FUSIONSOUND_LIBS"
  1393             fi
  1394             AC_MSG_RESULT($fusionsound_shared)
  1395             
  1396             have_audio=yes
  1397         fi
  1398     fi
  1399 }
  1400 
  1401 dnl rcg04172001 Set up the Null video driver.
  1402 CheckDummyVideo()
  1403 {
  1404     AC_ARG_ENABLE(video-dummy,
  1405 AC_HELP_STRING([--enable-video-dummy], [use dummy video driver [[default=yes]]]),
  1406                   , enable_video_dummy=yes)
  1407     if test x$enable_video_dummy = xyes; then
  1408         AC_DEFINE(SDL_VIDEO_DRIVER_DUMMY, 1, [ ])
  1409         SOURCES="$SOURCES $srcdir/src/video/dummy/*.c"
  1410         have_video=yes
  1411     fi
  1412 }
  1413 
  1414 dnl Check to see if OpenGL support is desired
  1415 AC_ARG_ENABLE(video-opengl,
  1416 AC_HELP_STRING([--enable-video-opengl], [include OpenGL support [[default=yes]]]),
  1417               , enable_video_opengl=yes)
  1418 
  1419 dnl Find OpenGL
  1420 CheckOpenGLX11()
  1421 {
  1422     if test x$enable_video = xyes -a x$enable_video_opengl = xyes; then
  1423         AC_MSG_CHECKING(for OpenGL (GLX) support)
  1424         video_opengl=no
  1425         AC_TRY_COMPILE([
  1426          #include <GL/gl.h>
  1427          #include <GL/glx.h>
  1428         ],[
  1429         ],[
  1430         video_opengl=yes
  1431         ])
  1432         AC_MSG_RESULT($video_opengl)
  1433         if test x$video_opengl = xyes; then
  1434             AC_DEFINE(SDL_VIDEO_OPENGL, 1, [ ])
  1435             AC_DEFINE(SDL_VIDEO_OPENGL_GLX, 1, [ ])
  1436             AC_DEFINE(SDL_VIDEO_RENDER_OGL, 1, [ ])
  1437         fi
  1438     fi
  1439 }
  1440 
  1441 dnl Check for Windows OpenGL
  1442 CheckWINDOWSGL()
  1443 {
  1444     if test x$enable_video = xyes -a x$enable_video_opengl = xyes; then
  1445         AC_DEFINE(SDL_VIDEO_OPENGL, 1, [ ])
  1446         AC_DEFINE(SDL_VIDEO_OPENGL_WGL, 1, [ ])
  1447         AC_DEFINE(SDL_VIDEO_RENDER_OGL, 1, [ ])
  1448     fi
  1449 }
  1450 
  1451 dnl Check for BeOS OpenGL
  1452 CheckBeGL()
  1453 {
  1454     if test x$enable_video = xyes -a x$enable_video_opengl = xyes; then
  1455         AC_DEFINE(SDL_VIDEO_OPENGL, 1, [ ])
  1456         AC_DEFINE(SDL_VIDEO_OPENGL_BGL, 1, [ ])
  1457         AC_DEFINE(SDL_VIDEO_RENDER_OGL, 1, [ ])
  1458         EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lGL"
  1459     fi
  1460 }
  1461 
  1462 dnl Check for MacOS OpenGL
  1463 CheckMacGL()
  1464 {
  1465     if test x$enable_video = xyes -a x$enable_video_opengl = xyes; then
  1466         AC_DEFINE(SDL_VIDEO_OPENGL, 1, [ ])
  1467         AC_DEFINE(SDL_VIDEO_OPENGL_CGL, 1, [ ])
  1468         AC_DEFINE(SDL_VIDEO_RENDER_OGL, 1, [ ])
  1469         case "$host" in
  1470             *-*-darwin*)
  1471                 if test x$enable_video_cocoa = xyes; then
  1472                     EXTRA_LDFLAGS="$EXTRA_LDFLAGS -Wl,-framework,OpenGL"
  1473                 fi
  1474         esac
  1475     fi
  1476 }
  1477 
  1478 dnl See if we can use the new unified event interface in Linux 2.4
  1479 CheckInputEvents()
  1480 {
  1481     dnl Check for Linux 2.4 unified input event interface support
  1482     AC_ARG_ENABLE(input-events,
  1483 AC_HELP_STRING([--enable-input-events], [use Linux 2.4 unified input interface [[default=yes]]]),
  1484                   , enable_input_events=yes)
  1485     if test x$enable_input_events = xyes; then
  1486         AC_MSG_CHECKING(for Linux 2.4 unified input interface)
  1487         use_input_events=no
  1488         AC_TRY_COMPILE([
  1489           #include <linux/input.h>
  1490         ],[
  1491           #ifndef EVIOCGNAME
  1492           #error EVIOCGNAME() ioctl not available
  1493           #endif
  1494         ],[
  1495         use_input_events=yes
  1496         ])
  1497         AC_MSG_RESULT($use_input_events)
  1498         if test x$use_input_events = xyes; then
  1499             AC_DEFINE(SDL_INPUT_LINUXEV, 1, [ ])
  1500         fi
  1501     fi
  1502 }
  1503 
  1504 dnl See if we can use the Touchscreen input library
  1505 CheckTslib()
  1506 {
  1507     AC_ARG_ENABLE(input-tslib,
  1508 AC_HELP_STRING([--enable-input-tslib], [use the Touchscreen library for input [[default=yes]]]),
  1509                   , enable_input_tslib=yes)
  1510     if test x$enable_input_tslib = xyes; then
  1511         AC_MSG_CHECKING(for Touchscreen library support)
  1512         enable_input_tslib=no
  1513         AC_TRY_COMPILE([
  1514           #include "tslib.h"
  1515         ],[
  1516         ],[
  1517         enable_input_tslib=yes
  1518         ])
  1519         AC_MSG_RESULT($enable_input_tslib)
  1520         if test x$enable_input_tslib = xyes; then
  1521             AC_DEFINE(SDL_INPUT_TSLIB, 1, [ ])
  1522             EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lts"
  1523         fi
  1524     fi
  1525 }
  1526 
  1527 dnl See what type of thread model to use on Linux and Solaris
  1528 CheckPTHREAD()
  1529 {
  1530     dnl Check for pthread support
  1531     AC_ARG_ENABLE(pthreads,
  1532 AC_HELP_STRING([--enable-pthreads], [use POSIX threads for multi-threading [[default=yes]]]),
  1533                   , enable_pthreads=yes)
  1534     dnl This is used on Linux for glibc binary compatibility (Doh!)
  1535     AC_ARG_ENABLE(pthread-sem,
  1536 AC_HELP_STRING([--enable-pthread-sem], [use pthread semaphores [[default=yes]]]),
  1537                   , enable_pthread_sem=yes)
  1538     case "$host" in
  1539         *-*-linux*|*-*-uclinux*)
  1540             pthread_cflags="-D_REENTRANT"
  1541             pthread_lib="-lpthread"
  1542             ;;
  1543         *-*-bsdi*)
  1544             pthread_cflags="-D_REENTRANT -D_THREAD_SAFE"
  1545             pthread_lib=""
  1546             ;;
  1547         *-*-darwin*)
  1548             pthread_cflags="-D_THREAD_SAFE"
  1549 # causes Carbon.p complaints?
  1550 #            pthread_cflags="-D_REENTRANT -D_THREAD_SAFE"
  1551             ;;
  1552         *-*-freebsd*|*-*-dragonfly*)
  1553             pthread_cflags="-D_REENTRANT -D_THREAD_SAFE"
  1554             pthread_lib="-pthread"
  1555             ;;
  1556         *-*-netbsd*)
  1557             pthread_cflags="-D_REENTRANT -D_THREAD_SAFE"
  1558             pthread_lib="-lpthread"
  1559             ;;
  1560         *-*-openbsd*)
  1561             pthread_cflags="-D_REENTRANT"
  1562             pthread_lib="-pthread"
  1563             ;;
  1564         *-*-solaris*)
  1565             pthread_cflags="-D_REENTRANT"
  1566             pthread_lib="-lpthread -lposix4"
  1567             ;;
  1568         *-*-sysv5*)
  1569             pthread_cflags="-D_REENTRANT -Kthread"
  1570             pthread_lib=""
  1571             ;;
  1572         *-*-aix*)
  1573             pthread_cflags="-D_REENTRANT -mthreads"
  1574             pthread_lib="-lpthread"
  1575             ;;
  1576         *-*-hpux11*)
  1577             pthread_cflags="-D_REENTRANT"
  1578             pthread_lib="-L/usr/lib -lpthread"
  1579             ;;
  1580         *)
  1581             pthread_cflags="-D_REENTRANT"
  1582             pthread_lib="-lpthread"
  1583             ;;
  1584     esac
  1585     if test x$enable_threads = xyes -a x$enable_pthreads = xyes; then
  1586         # Save the original compiler flags and libraries
  1587         ac_save_cflags="$CFLAGS"; ac_save_libs="$LIBS"
  1588         # Add the pthread compiler flags and libraries
  1589         CFLAGS="$CFLAGS $pthread_cflags"; LIBS="$LIBS $pthread_lib"
  1590         # Check to see if we have pthread support on this system
  1591         AC_MSG_CHECKING(for pthreads)
  1592         use_pthreads=no
  1593         AC_TRY_LINK([
  1594          #include <pthread.h>
  1595         ],[
  1596          pthread_attr_t type;
  1597          pthread_attr_init(&type);
  1598         ],[
  1599         use_pthreads=yes
  1600         ])
  1601         AC_MSG_RESULT($use_pthreads)
  1602         # Restore the compiler flags and libraries
  1603         CFLAGS="$ac_save_cflags"; LIBS="$ac_save_libs"
  1604 
  1605         # Do futher testing if we have pthread support...
  1606         if test x$use_pthreads = xyes; then
  1607             AC_DEFINE(SDL_THREAD_PTHREAD, 1, [ ])
  1608             EXTRA_CFLAGS="$EXTRA_CFLAGS $pthread_cflags"
  1609             EXTRA_LDFLAGS="$EXTRA_LDFLAGS $pthread_lib"
  1610             SDL_CFLAGS="$SDL_CFLAGS $pthread_cflags"
  1611             SDL_LIBS="$SDL_LIBS $pthread_lib"
  1612 
  1613             # Save the original compiler flags and libraries
  1614             ac_save_cflags="$CFLAGS"; ac_save_libs="$LIBS"
  1615             # Add the pthread compiler flags and libraries
  1616             CFLAGS="$CFLAGS $pthread_cflags"; LIBS="$LIBS $pthread_lib"
  1617 
  1618             # Check to see if recursive mutexes are available
  1619             AC_MSG_CHECKING(for recursive mutexes)
  1620             has_recursive_mutexes=no
  1621             if test x$has_recursive_mutexes = xno; then
  1622                 AC_TRY_COMPILE([
  1623                   #include <pthread.h>
  1624                 ],[
  1625                   pthread_mutexattr_t attr;
  1626                   pthread_mutexattr_settype(&attr, PTHREAD_MUTEX_RECURSIVE);
  1627                 ],[
  1628                 has_recursive_mutexes=yes
  1629                 AC_DEFINE(SDL_THREAD_PTHREAD_RECURSIVE_MUTEX, 1, [ ])
  1630                 ])
  1631             fi
  1632             if test x$has_recursive_mutexes = xno; then
  1633                 AC_TRY_COMPILE([
  1634                   #include <pthread.h>
  1635                 ],[
  1636                   pthread_mutexattr_t attr;
  1637                   pthread_mutexattr_setkind_np(&attr, PTHREAD_MUTEX_RECURSIVE_NP);
  1638                 ],[
  1639                 has_recursive_mutexes=yes
  1640                 AC_DEFINE(SDL_THREAD_PTHREAD_RECURSIVE_MUTEX_NP, 1, [ ])
  1641                 ])
  1642             fi
  1643             AC_MSG_RESULT($has_recursive_mutexes)
  1644 
  1645             # Check to see if pthread semaphore support is missing
  1646             if test x$enable_pthread_sem = xyes; then
  1647                 AC_MSG_CHECKING(for pthread semaphores)
  1648                 have_pthread_sem=no
  1649                 AC_TRY_COMPILE([
  1650                   #include <pthread.h>
  1651                   #include <semaphore.h>
  1652                 ],[
  1653                 ],[
  1654                 have_pthread_sem=yes
  1655                 ])
  1656                 AC_MSG_RESULT($have_pthread_sem)
  1657             fi
  1658 
  1659             # Restore the compiler flags and libraries
  1660             CFLAGS="$ac_save_cflags"; LIBS="$ac_save_libs"
  1661 
  1662             # Basic thread creation functions
  1663             SOURCES="$SOURCES $srcdir/src/thread/pthread/SDL_systhread.c"
  1664 
  1665             # Semaphores
  1666             # We can fake these with mutexes and condition variables if necessary
  1667             if test x$have_pthread_sem = xyes; then
  1668                 SOURCES="$SOURCES $srcdir/src/thread/pthread/SDL_syssem.c"
  1669             else
  1670                 SOURCES="$SOURCES $srcdir/src/thread/generic/SDL_syssem.c"
  1671             fi
  1672 
  1673             # Mutexes
  1674             # We can fake these with semaphores if necessary
  1675             SOURCES="$SOURCES $srcdir/src/thread/pthread/SDL_sysmutex.c"
  1676 
  1677             # Condition variables
  1678             # We can fake these with semaphores and mutexes if necessary
  1679             SOURCES="$SOURCES $srcdir/src/thread/pthread/SDL_syscond.c"
  1680 
  1681             have_threads=yes
  1682         fi
  1683     fi
  1684 }
  1685 
  1686 dnl Determine whether the compiler can produce Windows executables
  1687 CheckWINDOWS()
  1688 {
  1689     AC_MSG_CHECKING(Windows compiler)
  1690     have_win32_gcc=no
  1691     AC_TRY_COMPILE([
  1692      #include <windows.h>
  1693     ],[
  1694     ],[
  1695     have_win32_gcc=yes
  1696     ])
  1697     AC_MSG_RESULT($have_win32_gcc)
  1698     if test x$have_win32_gcc != xyes; then
  1699        AC_MSG_ERROR([
  1700 *** Your compiler ($CC) does not produce Windows executables!
  1701        ])
  1702     fi
  1703 
  1704     AC_MSG_CHECKING(Windows CE)
  1705     have_wince=no
  1706     AC_TRY_COMPILE([
  1707 #if !defined(_WIN32_WCE) && !defined(__MINGW32CE__)
  1708 #error This is not Windows CE
  1709 #endif
  1710     ],[
  1711     ],[
  1712     have_wince=yes
  1713     ])
  1714     AC_MSG_RESULT($have_wince)
  1715 }
  1716 
  1717 dnl Find the DirectX includes and libraries
  1718 CheckDIRECTX()
  1719 {
  1720     AC_ARG_ENABLE(directx,
  1721 AC_HELP_STRING([--enable-directx], [use DirectX for Windows audio/video [[default=yes]]]),
  1722                   , enable_directx=yes)
  1723     if test x$enable_directx = xyes; then
  1724         AC_CHECK_HEADER(d3d9.h, have_d3d=yes)
  1725         AC_CHECK_HEADER(ddraw.h, have_ddraw=yes)
  1726         AC_CHECK_HEADER(dsound.h, have_dsound=yes)
  1727         AC_CHECK_HEADER(dinput.h, have_dinput=yes)
  1728     fi
  1729 }
  1730 
  1731 dnl Check for the dlfcn.h interface for dynamically loading objects
  1732 CheckDLOPEN()
  1733 {
  1734     AC_ARG_ENABLE(sdl-dlopen,
  1735 AC_HELP_STRING([--enable-sdl-dlopen], [use dlopen for shared object loading [[default=yes]]]),
  1736                   , enable_sdl_dlopen=yes)
  1737     if test x$enable_sdl_dlopen = xyes; then
  1738         AC_MSG_CHECKING(for dlopen)
  1739         have_dlopen=no
  1740         AC_TRY_COMPILE([
  1741          #include <dlfcn.h>
  1742         ],[
  1743          #if defined(MAC_OS_X_VERSION_MIN_REQUIRED) && MAC_OS_X_VERSION_MIN_REQUIRED <= 1020
  1744          #error Use dlcompat for Mac OS X 10.2 compatibility
  1745          #endif
  1746         ],[
  1747         have_dlopen=yes
  1748         ])
  1749         AC_MSG_RESULT($have_dlopen)
  1750 
  1751         if test x$have_dlopen = xyes; then
  1752             AC_CHECK_LIB(c, dlopen, EXTRA_LDFLAGS="$EXTRA_LDFLAGS",
  1753                AC_CHECK_LIB(dl, dlopen, EXTRA_LDFLAGS="$EXTRA_LDFLAGS -ldl",
  1754                   AC_CHECK_LIB(ltdl, dlopen, EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lltdl")))
  1755             AC_DEFINE(SDL_LOADSO_DLOPEN, 1, [ ])
  1756             SOURCES="$SOURCES $srcdir/src/loadso/dlopen/*.c"
  1757             have_loadso=yes
  1758         fi
  1759     fi
  1760 }
  1761 
  1762 dnl Check for the usbhid(3) library on *BSD
  1763 CheckUSBHID()
  1764 {
  1765     if test x$enable_joystick = xyes; then
  1766         AC_CHECK_LIB(usbhid, hid_init, have_libusbhid=yes)
  1767         if test x$have_libusbhid = xyes; then
  1768             AC_CHECK_HEADER(usbhid.h, [USB_CFLAGS="-DHAVE_USBHID_H"])
  1769             AC_CHECK_HEADER(libusbhid.h, [USB_CFLAGS="-DHAVE_LIBUSBHID_H"])
  1770             USB_LIBS="$USB_LIBS -lusbhid"
  1771         else
  1772             AC_CHECK_HEADER(usb.h, [USB_CFLAGS="-DHAVE_USB_H"])
  1773             AC_CHECK_HEADER(libusb.h, [USB_CFLAGS="-DHAVE_LIBUSB_H"])
  1774             AC_CHECK_LIB(usb, hid_init, [USB_LIBS="$USB_LIBS -lusb"])
  1775         fi
  1776             
  1777         save_CFLAGS="$CFLAGS"
  1778         CFLAGS="$CFLAGS $USB_CFLAGS"
  1779 
  1780         AC_MSG_CHECKING(for usbhid)
  1781         have_usbhid=no
  1782         AC_TRY_COMPILE([
  1783           #include <sys/types.h>
  1784           #if defined(HAVE_USB_H)
  1785           #include <usb.h>
  1786           #endif
  1787           #ifdef __DragonFly__
  1788           # include <bus/usb/usb.h>
  1789           # include <bus/usb/usbhid.h>
  1790           #else
  1791           # include <dev/usb/usb.h>
  1792           # include <dev/usb/usbhid.h>
  1793           #endif
  1794           #if defined(HAVE_USBHID_H)
  1795           #include <usbhid.h>
  1796           #elif defined(HAVE_LIBUSB_H)
  1797           #include <libusb.h>
  1798           #elif defined(HAVE_LIBUSBHID_H)
  1799           #include <libusbhid.h>
  1800           #endif
  1801         ],[
  1802           struct report_desc *repdesc;
  1803           struct usb_ctl_report *repbuf;
  1804           hid_kind_t hidkind;
  1805         ],[
  1806         have_usbhid=yes
  1807         ])
  1808         AC_MSG_RESULT($have_usbhid)
  1809 
  1810         if test x$have_usbhid = xyes; then
  1811             AC_MSG_CHECKING(for ucr_data member of usb_ctl_report)
  1812             have_usbhid_ucr_data=no
  1813             AC_TRY_COMPILE([
  1814               #include <sys/types.h>
  1815               #if defined(HAVE_USB_H)
  1816               #include <usb.h>
  1817               #endif
  1818               #ifdef __DragonFly__
  1819               # include <bus/usb/usb.h>
  1820               # include <bus/usb/usbhid.h>
  1821               #else
  1822               # include <dev/usb/usb.h>
  1823               # include <dev/usb/usbhid.h>
  1824               #endif
  1825               #if defined(HAVE_USBHID_H)
  1826               #include <usbhid.h>
  1827               #elif defined(HAVE_LIBUSB_H)
  1828               #include <libusb.h>
  1829               #elif defined(HAVE_LIBUSBHID_H)
  1830               #include <libusbhid.h>
  1831               #endif
  1832             ],[
  1833               struct usb_ctl_report buf;
  1834               if (buf.ucr_data) { }
  1835             ],[
  1836             have_usbhid_ucr_data=yes
  1837             ])
  1838             if test x$have_usbhid_ucr_data = xyes; then
  1839                 USB_CFLAGS="$USB_CFLAGS -DUSBHID_UCR_DATA"
  1840             fi
  1841             AC_MSG_RESULT($have_usbhid_ucr_data)
  1842             
  1843             AC_MSG_CHECKING(for new usbhid API)
  1844             have_usbhid_new=no
  1845             AC_TRY_COMPILE([
  1846               #include <sys/types.h>
  1847               #if defined(HAVE_USB_H)
  1848               #include <usb.h>
  1849               #endif
  1850               #ifdef __DragonFly__
  1851               #include <bus/usb/usb.h>
  1852               #include <bus/usb/usbhid.h>
  1853               #else
  1854               #include <dev/usb/usb.h>
  1855               #include <dev/usb/usbhid.h>
  1856               #endif
  1857               #if defined(HAVE_USBHID_H)
  1858               #include <usbhid.h>
  1859               #elif defined(HAVE_LIBUSB_H)
  1860               #include <libusb.h>
  1861               #elif defined(HAVE_LIBUSBHID_H)
  1862               #include <libusbhid.h>
  1863               #endif
  1864             ],[
  1865               report_desc_t d;
  1866               hid_start_parse(d, 1, 1);
  1867             ],[
  1868             have_usbhid_new=yes
  1869             ])
  1870             if test x$have_usbhid_new = xyes; then
  1871                 USB_CFLAGS="$USB_CFLAGS -DUSBHID_NEW"
  1872             fi
  1873             AC_MSG_RESULT($have_usbhid_new)
  1874 
  1875             AC_MSG_CHECKING(for struct joystick in machine/joystick.h)
  1876             have_machine_joystick=no
  1877             AC_TRY_COMPILE([
  1878               #include <machine/joystick.h>
  1879             ],[
  1880               struct joystick t;
  1881             ],[
  1882             have_machine_joystick=yes
  1883             ])
  1884             if test x$have_machine_joystick = xyes; then
  1885                 AC_DEFINE(SDL_JOYSTICK_USBHID_MACHINE_JOYSTICK_H, 1, [ ])
  1886             fi
  1887             AC_MSG_RESULT($have_machine_joystick)
  1888 
  1889             AC_DEFINE(SDL_JOYSTICK_USBHID, 1, [ ])
  1890             SOURCES="$SOURCES $srcdir/src/joystick/bsd/*.c"
  1891             EXTRA_CFLAGS="$EXTRA_CFLAGS $USB_CFLAGS"
  1892             EXTRA_LDFLAGS="$EXTRA_LDFLAGS $USB_LIBS"
  1893             have_joystick=yes
  1894         fi
  1895         CFLAGS="$save_CFLAGS"
  1896     fi
  1897 }
  1898 
  1899 dnl Check for clock_gettime()
  1900 CheckClockGettime()
  1901 {
  1902     AC_ARG_ENABLE(clock_gettime,
  1903 AC_HELP_STRING([--enable-clock_gettime], [use clock_gettime() instead of gettimeofday() on UNIX [[default=no]]]),
  1904                   , enable_clock_gettime=no)
  1905     if test x$enable_clock_gettime = xyes; then
  1906         AC_CHECK_LIB(rt, clock_gettime, have_clock_gettime=yes)
  1907         if test x$have_clock_gettime = xyes; then
  1908             AC_DEFINE(HAVE_CLOCK_GETTIME, 1, [ ])
  1909             EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lrt"
  1910         else
  1911             AC_CHECK_LIB(c, clock_gettime, have_clock_gettime=yes)
  1912             if test x$have_clock_gettime = xyes; then
  1913                AC_DEFINE(HAVE_CLOCK_GETTIME, 1, [ ])
  1914                EXTRA_LDFLAGS="$EXTRA_LDFLAGS"
  1915             fi
  1916         fi
  1917     fi
  1918 }
  1919 
  1920 dnl Check for a valid linux/version.h
  1921 CheckLinuxVersion()
  1922 {
  1923     AC_CHECK_HEADER(linux/version.h, have_linux_version_h=yes)
  1924     if test x$have_linux_version_h = xyes; then
  1925         EXTRA_CFLAGS="$EXTRA_CFLAGS -DHAVE_LINUX_VERSION_H"
  1926     fi
  1927 }
  1928 
  1929 dnl Check if we want to use RPATH
  1930 CheckRPATH()
  1931 {
  1932     AC_ARG_ENABLE(rpath,
  1933 AC_HELP_STRING([--enable-rpath], [use an rpath when linking SDL [[default=yes]]]),
  1934                   , enable_rpath=yes)
  1935 }
  1936 
  1937 dnl Set up the configuration based on the host platform!
  1938 case "$host" in
  1939     *-*-linux*|*-*-uclinux*|*-*-gnu*|*-*-k*bsd*-gnu|*-*-bsdi*|*-*-freebsd*|*-*-dragonfly*|*-*-netbsd*|*-*-openbsd*|*-*-sysv5*|*-*-solaris*|*-*-hpux*|*-*-aix*|*-*-minix*)
  1940         case "$host" in
  1941             *-*-linux*)         ARCH=linux ;;
  1942             *-*-uclinux*)       ARCH=linux ;;
  1943             *-*-kfreebsd*-gnu)  ARCH=kfreebsd-gnu ;;
  1944             *-*-knetbsd*-gnu)   ARCH=knetbsd-gnu ;;
  1945             *-*-kopenbsd*-gnu)  ARCH=kopenbsd-gnu ;;
  1946             *-*-gnu*)           ARCH=gnu ;; # must be last of the gnu variants
  1947             *-*-bsdi*)          ARCH=bsdi ;;
  1948             *-*-freebsd*)       ARCH=freebsd ;;
  1949             *-*-dragonfly*)     ARCH=freebsd ;;
  1950             *-*-netbsd*)        ARCH=netbsd ;;
  1951             *-*-openbsd*)       ARCH=openbsd ;;
  1952             *-*-sysv5*)         ARCH=sysv5 ;;
  1953             *-*-solaris*)       ARCH=solaris ;;
  1954             *-*-hpux*)          ARCH=hpux ;;
  1955             *-*-aix*)           ARCH=aix ;;
  1956             *-*-minix*)         ARCH=minix ;;
  1957         esac
  1958         CheckVisibilityHidden
  1959         CheckDummyVideo
  1960         CheckDiskAudio
  1961         CheckDummyAudio
  1962         CheckDLOPEN
  1963         CheckOSS
  1964         CheckALSA
  1965         CheckPulseAudio
  1966         CheckARTSC
  1967         CheckESD
  1968         CheckNAS
  1969         CheckX11
  1970         CheckDirectFB
  1971         CheckFusionSound
  1972         CheckOpenGLX11
  1973         CheckInputEvents
  1974         CheckTslib
  1975         CheckUSBHID
  1976         CheckPTHREAD
  1977         CheckClockGettime
  1978         CheckLinuxVersion
  1979         CheckRPATH
  1980         # Set up files for the audio library
  1981         if test x$enable_audio = xyes; then
  1982           case $ARCH in
  1983             sysv5|solaris|hpux)
  1984                 AC_DEFINE(SDL_AUDIO_DRIVER_SUNAUDIO, 1, [ ])
  1985                 SOURCES="$SOURCES $srcdir/src/audio/sun/*.c"
  1986                 have_audio=yes
  1987             ;;
  1988             netbsd|openbsd)
  1989                 AC_DEFINE(SDL_AUDIO_DRIVER_BSD, 1, [ ])
  1990                 SOURCES="$SOURCES $srcdir/src/audio/bsd/*.c"
  1991                 have_audio=yes
  1992             ;;
  1993             aix)
  1994                 AC_DEFINE(SDL_AUDIO_DRIVER_PAUDIO, 1, [ ])
  1995                 SOURCES="$SOURCES $srcdir/src/audio/paudio/*.c"
  1996                 have_audio=yes
  1997             ;;
  1998           esac
  1999         fi
  2000         # Set up files for the joystick library
  2001         if test x$enable_joystick = xyes; then
  2002           case $ARCH in
  2003             linux)
  2004                 AC_DEFINE(SDL_JOYSTICK_LINUX, 1, [ ])
  2005                 SOURCES="$SOURCES $srcdir/src/joystick/linux/*.c"
  2006                 have_joystick=yes
  2007             ;;
  2008           esac
  2009         fi
  2010         # Set up files for the haptic library
  2011         if test x$enable_haptic = xyes; then
  2012            if test x$use_input_events = xyes; then
  2013              case $ARCH in
  2014                linux)
  2015                    AC_DEFINE(SDL_HAPTIC_LINUX, 1, [ ])
  2016                    SOURCES="$SOURCES $srcdir/src/haptic/linux/*.c"
  2017                    have_haptic=yes
  2018                ;;
  2019              esac
  2020            fi
  2021         fi
  2022         # Set up files for the power library
  2023         if test x$enable_power = xyes; then
  2024              case $ARCH in
  2025                linux)
  2026                    AC_DEFINE(SDL_POWER_LINUX, 1, [ ])
  2027                    SOURCES="$SOURCES $srcdir/src/power/linux/*.c"
  2028                    have_power=yes
  2029                ;;
  2030              esac
  2031         fi
  2032         # Set up files for the timer library
  2033         if test x$enable_timers = xyes; then
  2034             AC_DEFINE(SDL_TIMER_UNIX, 1, [ ])
  2035             SOURCES="$SOURCES $srcdir/src/timer/unix/*.c"
  2036             have_timers=yes
  2037         fi
  2038         ;;
  2039     *-wince* | *-mingw32ce)
  2040         ARCH=win32
  2041         CheckDummyVideo
  2042         CheckDiskAudio
  2043         CheckDummyAudio
  2044         CheckWINDOWS
  2045         if test x$enable_video = xyes; then
  2046             AC_DEFINE(SDL_VIDEO_DRIVER_WINDOWS, 1, [ ])
  2047             SOURCES="$SOURCES $srcdir/src/video/windows/*.c"
  2048             have_video=yes
  2049             AC_ARG_ENABLE(render-d3d,
  2050 AC_HELP_STRING([--enable-render-d3d], [enable the Direct3D render driver [[default=yes]]]),
  2051                                 , enable_render_d3d=yes)
  2052             enable_render_d3d=no
  2053             if test x$enable_render_d3d = xyes -a x$have_d3d = xyes; then
  2054                 AC_DEFINE(SDL_VIDEO_RENDER_D3D, 1, [ ])
  2055             fi
  2056         fi
  2057         # Set up files for the audio library
  2058         if test x$enable_audio = xyes; then
  2059             AC_DEFINE(SDL_AUDIO_DRIVER_WINWAVEOUT, 1, [ ])
  2060             SOURCES="$SOURCES $srcdir/src/audio/windib/*.c"
  2061             if test x$have_dsound = xyes; then
  2062                 AC_DEFINE(SDL_AUDIO_DRIVER_DSOUND, 1, [ ])
  2063                 SOURCES="$SOURCES $srcdir/src/audio/windx5/*.c"
  2064             fi
  2065             have_audio=yes
  2066         fi
  2067         # Set up dummy files for the joystick for now
  2068         if test x$enable_joystick = xyes; then
  2069             AC_DEFINE(SDL_JOYSTICK_DUMMY, 1, [ ])
  2070             SOURCES="$SOURCES $srcdir/src/joystick/dummy/*.c"
  2071             have_joystick=yes
  2072         fi
  2073         # Set up files for the thread library
  2074         if test x$enable_threads = xyes; then
  2075             AC_DEFINE(SDL_THREAD_WINDOWS, 1, [ ])
  2076             SOURCES="$SOURCES $srcdir/src/thread/windows/SDL_sysmutex.c"
  2077             SOURCES="$SOURCES $srcdir/src/thread/windows/SDL_syssem.c"
  2078             SOURCES="$SOURCES $srcdir/src/thread/windows/SDL_systhread.c"
  2079             SOURCES="$SOURCES $srcdir/src/thread/generic/SDL_syscond.c"
  2080             have_threads=yes
  2081         fi
  2082         # Set up files for the timer library
  2083         if test x$enable_timers = xyes; then
  2084             AC_DEFINE(SDL_TIMER_WINCE, 1, [ ])
  2085             SOURCES="$SOURCES $srcdir/src/timer/wince/*.c"
  2086             have_timers=yes
  2087         fi
  2088         # Set up files for the shared object loading library
  2089         if test x$enable_loadso = xyes; then
  2090             AC_DEFINE(SDL_LOADSO_WINDOWS, 1, [ ])
  2091             SOURCES="$SOURCES $srcdir/src/loadso/windows/*.c"
  2092             have_loadso=yes
  2093         fi
  2094         # Set up the system libraries we need
  2095         EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lcoredll -lcommctrl -lmmtimer"
  2096 
  2097 	# mingw32ce library
  2098 	case "$host" in
  2099     	    *-mingw32ce)
  2100     		EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lmingwex"
  2101     		;;
  2102     	    *)
  2103         	;;
  2104 	esac
  2105 
  2106         # The Windows platform requires special setup
  2107         SDLMAIN_SOURCES="$srcdir/src/main/windows/*.c"
  2108         EXTRA_CFLAGS="$EXTRA_CFLAGS -Dmain=SDL_main -D_WIN32_WCE=0x420"
  2109         EXTRA_LDFLAGS="-lSDLmain $EXTRA_LDFLAGS"
  2110         ;;
  2111     *-*-cygwin* | *-*-mingw32*)
  2112         ARCH=win32
  2113         if test "$build" != "$host"; then # cross-compiling
  2114             # Default cross-compile location
  2115             ac_default_prefix=/usr/local/cross-tools/$host
  2116         else
  2117             # Look for the location of the tools and install there
  2118             if test "$BUILD_PREFIX" != ""; then
  2119                 ac_default_prefix=$BUILD_PREFIX
  2120             fi
  2121         fi
  2122         CheckDummyVideo
  2123         CheckDiskAudio
  2124         CheckDummyAudio
  2125         CheckWINDOWS
  2126         CheckWINDOWSGL
  2127         CheckDIRECTX
  2128 
  2129         # Set up the core platform files
  2130         SOURCES="$SOURCES $srcdir/src/core/windows/*.c"
  2131 
  2132         # Set up files for the video library
  2133         if test x$enable_video = xyes; then
  2134             AC_DEFINE(SDL_VIDEO_DRIVER_WINDOWS, 1, [ ])
  2135             SOURCES="$SOURCES $srcdir/src/video/windows/*.c"
  2136             have_video=yes
  2137             AC_ARG_ENABLE(render-d3d,
  2138 AC_HELP_STRING([--enable-render-d3d], [enable the Direct3D render driver [[default=yes]]]),
  2139                                 , enable_render_d3d=yes)
  2140             if test x$enable_render_d3d = xyes -a x$have_d3d = xyes; then
  2141                 AC_DEFINE(SDL_VIDEO_RENDER_D3D, 1, [ ])
  2142             fi
  2143         fi
  2144         # Set up files for the audio library
  2145         if test x$enable_audio = xyes; then
  2146             AC_DEFINE(SDL_AUDIO_DRIVER_WINWAVEOUT, 1, [ ])
  2147             SOURCES="$SOURCES $srcdir/src/audio/windib/*.c"
  2148             if test x$have_dsound = xyes; then
  2149                 AC_DEFINE(SDL_AUDIO_DRIVER_DSOUND, 1, [ ])
  2150                 SOURCES="$SOURCES $srcdir/src/audio/windx5/*.c"
  2151             fi
  2152             have_audio=yes
  2153         fi
  2154         # Set up files for the joystick library
  2155         if test x$enable_joystick = xyes; then
  2156             if test x$have_dinput = xyes; then
  2157                 AC_DEFINE(SDL_JOYSTICK_DINPUT, 1, [ ])
  2158                 SOURCES="$SOURCES $srcdir/src/joystick/windows/SDL_dxjoystick.c"
  2159                 EXTRA_LDFLAGS="$EXTRA_LDFLAGS -ldinput8 -ldxguid -ldxerr8"
  2160             else
  2161                 AC_DEFINE(SDL_JOYSTICK_WINMM, 1, [ ])
  2162                 SOURCES="$SOURCES $srcdir/src/joystick/windows/SDL_mmjoystick.c"
  2163             fi
  2164             have_joystick=yes
  2165         fi
  2166         if test x$enable_haptic = xyes; then
  2167             if test x$have_dinput = xyes; then
  2168                 AC_DEFINE(SDL_HAPTIC_DINPUT, 1, [ ])
  2169                 SOURCES="$SOURCES $srcdir/src/haptic/windows/SDL_syshaptic.c"
  2170                 have_haptic=yes
  2171             fi
  2172         fi
  2173         if test x$enable_power = xyes; then
  2174             AC_DEFINE(SDL_POWER_WINDOWS, 1, [ ])
  2175             SOURCES="$SOURCES $srcdir/src/power/windows/SDL_syspower.c"
  2176             have_power=yes
  2177         fi
  2178         # Set up files for the thread library
  2179         if test x$enable_threads = xyes; then
  2180             AC_DEFINE(SDL_THREAD_WINDOWS, 1, [ ])
  2181             SOURCES="$SOURCES $srcdir/src/thread/windows/SDL_sysmutex.c"
  2182             SOURCES="$SOURCES $srcdir/src/thread/windows/SDL_syssem.c"
  2183             SOURCES="$SOURCES $srcdir/src/thread/windows/SDL_systhread.c"
  2184             SOURCES="$SOURCES $srcdir/src/thread/generic/SDL_syscond.c"
  2185             have_threads=yes
  2186         fi
  2187         # Set up files for the timer library
  2188         if test x$enable_timers = xyes; then
  2189             AC_DEFINE(SDL_TIMER_WINDOWS, 1, [ ])
  2190             SOURCES="$SOURCES $srcdir/src/timer/windows/*.c"
  2191             have_timers=yes
  2192         fi
  2193         # Set up files for the shared object loading library
  2194         if test x$enable_loadso = xyes; then
  2195             AC_DEFINE(SDL_LOADSO_WINDOWS, 1, [ ])
  2196             SOURCES="$SOURCES $srcdir/src/loadso/windows/*.c"
  2197             have_loadso=yes
  2198         fi
  2199         # Set up the system libraries we need
  2200         # SDL 1.3 is unicode, and unicows emulates this on Windows 98/ME
  2201         # You can get this here: http://libunicows.sourceforge.net/
  2202         #EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lunicows"
  2203         EXTRA_LDFLAGS="$EXTRA_LDFLAGS -luser32 -lgdi32 -lwinmm -limm32 -lole32 -loleaut32 -lversion -luuid"
  2204         # The Windows platform requires special setup
  2205         VERSION_SOURCES="$srcdir/src/main/windows/*.rc"
  2206         SDLMAIN_SOURCES="$srcdir/src/main/windows/*.c"
  2207         SDL_CFLAGS="$SDL_CFLAGS -Dmain=SDL_main"
  2208         SDL_LIBS="-lmingw32 -lSDLmain $SDL_LIBS -mwindows"
  2209         ;;
  2210     *-*-beos* | *-*-haiku*)
  2211         ARCH=beos
  2212         ac_default_prefix=/boot/develop/tools/gnupro
  2213         CheckDummyVideo
  2214         CheckDiskAudio
  2215         CheckDummyAudio
  2216         CheckBWINDOW
  2217         CheckBeGL
  2218         # Set up files for the audio library
  2219         if test x$enable_audio = xyes; then
  2220             AC_DEFINE(SDL_AUDIO_DRIVER_BEOSAUDIO, 1, [ ])
  2221             SOURCES="$SOURCES $srcdir/src/audio/baudio/*.cc"
  2222             have_audio=yes
  2223         fi
  2224         # Set up files for the joystick library
  2225         if test x$enable_joystick = xyes; then
  2226             AC_DEFINE(SDL_JOYSTICK_BEOS, 1, [ ])
  2227             SOURCES="$SOURCES $srcdir/src/joystick/beos/*.cc"
  2228             have_joystick=yes
  2229         fi
  2230         # Set up files for the thread library
  2231         if test x$enable_threads = xyes; then
  2232             AC_DEFINE(SDL_THREAD_BEOS, 1, [ ])
  2233             SOURCES="$SOURCES $srcdir/src/thread/beos/*.c"
  2234             SOURCES="$SOURCES $srcdir/src/thread/generic/SDL_sysmutex.c"
  2235             SOURCES="$SOURCES $srcdir/src/thread/generic/SDL_syscond.c"
  2236             have_threads=yes
  2237         fi
  2238         # Set up files for the timer library
  2239         if test x$enable_timers = xyes; then
  2240             AC_DEFINE(SDL_TIMER_BEOS, 1, [ ])
  2241             SOURCES="$SOURCES $srcdir/src/timer/beos/*.c"
  2242             have_timers=yes
  2243         fi
  2244         # Set up files for the shared object loading library
  2245         if test x$enable_loadso = xyes; then
  2246             AC_DEFINE(SDL_LOADSO_BEOS, 1, [ ])
  2247             SOURCES="$SOURCES $srcdir/src/loadso/beos/*.c"
  2248             have_loadso=yes
  2249         fi
  2250         # Set up files for the system power library
  2251         if test x$enable_power = xyes; then
  2252             AC_DEFINE(SDL_POWER_BEOS, 1, [ ])
  2253             SOURCES="$SOURCES $srcdir/src/power/beos/*.c"
  2254             have_power=yes
  2255         fi
  2256         # The BeOS platform requires special setup.
  2257         SOURCES="$srcdir/src/main/beos/*.cc $SOURCES"
  2258         EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lroot -lbe -lmedia -lgame -ldevice -ltextencoding"
  2259         ;;
  2260     *-*-darwin* )
  2261         # This could be either full "Mac OS X", or plain "Darwin" which is
  2262         # just the OS X kernel sans upper layers like Carbon and Cocoa.
  2263         # Next line is broken, and a few files below require Mac OS X (full)
  2264         ARCH=macosx
  2265 
  2266         # Mac OS X builds with both the Carbon and OSX APIs at the moment
  2267         EXTRA_CFLAGS="$EXTRA_CFLAGS -DTARGET_API_MAC_CARBON"
  2268         EXTRA_CFLAGS="$EXTRA_CFLAGS -DTARGET_API_MAC_OSX"
  2269 
  2270         CheckVisibilityHidden
  2271         CheckDummyVideo
  2272         CheckDiskAudio
  2273         CheckDummyAudio
  2274         CheckDLOPEN
  2275 
  2276         # Set up files for the shared object loading library
  2277         # (this needs to be done before the dynamic X11 check)
  2278         if test x$enable_loadso = xyes -a x$have_dlopen != xyes; then
  2279             AC_DEFINE(SDL_LOADSO_DLCOMPAT, 1, [ ])
  2280             SOURCES="$SOURCES $srcdir/src/loadso/macosx/*.c"
  2281             have_loadso=yes
  2282         fi
  2283 
  2284         CheckCOCOA
  2285         CheckX11
  2286         CheckMacGL
  2287         CheckOpenGLX11
  2288         CheckPTHREAD
  2289 
  2290         # Good optimization on Mac OS X, yes...
  2291         EXTRA_CFLAGS="$EXTRA_CFLAGS -falign-loops=16"
  2292 
  2293         # Need this or things might misbuild on a G3.
  2294         EXTRA_CFLAGS="$EXTRA_CFLAGS -force_cpusubtype_ALL"
  2295 
  2296         # Set up files for the audio library
  2297         if test x$enable_audio = xyes; then
  2298             AC_DEFINE(SDL_AUDIO_DRIVER_COREAUDIO, 1, [ ])
  2299             SOURCES="$SOURCES $srcdir/src/audio/macosx/*.c"
  2300             have_audio=yes
  2301         fi
  2302         # Set up files for the joystick library
  2303         if test x$enable_joystick = xyes; then
  2304             AC_DEFINE(SDL_JOYSTICK_IOKIT, 1, [ ])
  2305             SOURCES="$SOURCES $srcdir/src/joystick/darwin/*.c"
  2306             have_joystick=yes
  2307         fi
  2308         # Set up files for the haptic library
  2309         if test x$enable_haptic = xyes; then
  2310             AC_DEFINE(SDL_HAPTIC_IOKIT, 1, [ ])
  2311             SOURCES="$SOURCES $srcdir/src/haptic/darwin/*.c"
  2312             have_haptic=yes
  2313             EXTRA_LDFLAGS="$EXTRA_LDFLAGS -Wl,-framework,ForceFeedback"
  2314         fi
  2315         # Set up files for the power library
  2316         if test x$enable_power = xyes; then
  2317             AC_DEFINE(SDL_POWER_MACOSX, 1, [ ])
  2318             SOURCES="$SOURCES $srcdir/src/power/macosx/*.c"
  2319             have_power=yes
  2320         fi
  2321         # Set up files for the timer library
  2322         if test x$enable_timers = xyes; then
  2323             AC_DEFINE(SDL_TIMER_UNIX, 1, [ ])
  2324             SOURCES="$SOURCES $srcdir/src/timer/unix/*.c"
  2325             have_timers=yes
  2326         fi
  2327         # Set up additional files for the file library
  2328         if test x$enable_file = xyes; then
  2329             SOURCES="$SOURCES $srcdir/src/file/cocoa/*.m"
  2330         fi
  2331         # The Mac OS X platform requires special setup.
  2332         EXTRA_CFLAGS="$EXTRA_CFLAGS -fpascal-strings"
  2333         EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lobjc"
  2334         EXTRA_LDFLAGS="$EXTRA_LDFLAGS -Wl,-framework,Cocoa"
  2335         EXTRA_LDFLAGS="$EXTRA_LDFLAGS -Wl,-framework,Carbon"
  2336         EXTRA_LDFLAGS="$EXTRA_LDFLAGS -Wl,-framework,IOKit"
  2337         # If audio is used, add the AudioUnit framework
  2338         if test x$enable_audio = xyes; then
  2339             EXTRA_LDFLAGS="$EXTRA_LDFLAGS -Wl,-framework,CoreAudio -Wl,-framework,AudioToolbox -Wl,-framework,AudioUnit"
  2340         fi
  2341         ;;
  2342     *)
  2343         AC_MSG_ERROR([
  2344 *** Unsupported host:  Please add to configure.in
  2345         ])
  2346         ;;
  2347 esac
  2348 
  2349 # Verify that we have all the platform specific files we need
  2350 
  2351 if test x$have_joystick != xyes; then
  2352     if test x$enable_joystick = xyes; then
  2353         AC_DEFINE(SDL_JOYSTICK_DISABLED, 1, [ ])
  2354     fi
  2355     SOURCES="$SOURCES $srcdir/src/joystick/dummy/*.c"
  2356 fi
  2357 if test x$have_haptic != xyes; then
  2358     if test x$enable_haptic = xyes; then
  2359         AC_DEFINE(SDL_HAPTIC_DISABLED, 1, [ ])
  2360     fi
  2361     SOURCES="$SOURCES $srcdir/src/haptic/dummy/*.c"
  2362 fi
  2363 if test x$have_threads != xyes; then
  2364     if test x$enable_threads = xyes; then
  2365         AC_DEFINE(SDL_THREADS_DISABLED, 1, [ ])
  2366     fi
  2367     SOURCES="$SOURCES $srcdir/src/thread/generic/*.c"
  2368 fi
  2369 if test x$have_timers != xyes; then
  2370     if test x$enable_timers = xyes; then
  2371         AC_DEFINE(SDL_TIMERS_DISABLED, 1, [ ])
  2372     fi
  2373     SOURCES="$SOURCES $srcdir/src/timer/dummy/*.c"
  2374 fi
  2375 if test x$have_loadso != xyes; then
  2376     if test x$enable_loadso = xyes; then
  2377         AC_DEFINE(SDL_LOADSO_DISABLED, 1, [ ])
  2378     fi
  2379     SOURCES="$SOURCES $srcdir/src/loadso/dummy/*.c"
  2380 fi
  2381 if test x$SDLMAIN_SOURCES = x; then
  2382     SDLMAIN_SOURCES="$srcdir/src/main/dummy/*.c"
  2383 fi
  2384 
  2385 OBJECTS=`echo $SOURCES`
  2386 DEPENDS=`echo $SOURCES | tr ' ' '\n'`
  2387 for EXT in asm cc m c S; do
  2388     OBJECTS=`echo "$OBJECTS" | sed 's,[[^ ]]*/\([[^ ]]*\)\.'$EXT',$(objects)/\1.lo,g'`
  2389     DEPENDS=`echo "$DEPENDS" | sed "s,^\\([[^ ]]*\\)/\\([[^ ]]*\\)\\.$EXT\\$,\\\\
  2390 \\$(objects)/\\2.lo: \\1/\\2.$EXT\\\\
  2391 	\\$(LIBTOOL) --mode=compile \\$(CC) \\$(CFLAGS) \\$(EXTRA_CFLAGS) $DEPENDENCY_TRACKING_OPTIONS -c \\$< -o \\$@,g"`
  2392 done
  2393 
  2394 VERSION_OBJECTS=`echo $VERSION_SOURCES`
  2395 VERSION_DEPENDS=`echo $VERSION_SOURCES`
  2396 VERSION_OBJECTS=`echo "$VERSION_OBJECTS" | sed 's,[[^ ]]*/\([[^ ]]*\)\.rc,$(objects)/\1.o,g'`
  2397 VERSION_DEPENDS=`echo "$VERSION_DEPENDS" | sed "s,\\([[^ ]]*\\)/\\([[^ ]]*\\)\\.rc,\\\\
  2398 \\$(objects)/\\2.o: \\1/\\2.rc\\\\
  2399 	\\$(WINDRES) \\$< \\$@,g"`
  2400 
  2401 SDLMAIN_OBJECTS=`echo $SDLMAIN_SOURCES`
  2402 SDLMAIN_DEPENDS=`echo $SDLMAIN_SOURCES`
  2403 SDLMAIN_OBJECTS=`echo "$SDLMAIN_OBJECTS" | sed 's,[[^ ]]*/\([[^ ]]*\)\.c,$(objects)/\1.o,g'`
  2404 SDLMAIN_DEPENDS=`echo "$SDLMAIN_DEPENDS" | sed "s,\\([[^ ]]*\\)/\\([[^ ]]*\\)\\.c,\\\\
  2405 \\$(objects)/\\2.o: \\1/\\2.c\\\\
  2406 	\\$(LIBTOOL) --mode=compile \\$(CC) \\$(CFLAGS) \\$(EXTRA_CFLAGS) $DEPENDENCY_TRACKING_OPTIONS -c \\$< -o \\$@,g"`
  2407 
  2408 # Set runtime shared library paths as needed
  2409 
  2410 if test "x$enable_rpath" = "xyes"; then
  2411   if test $ARCH = bsdi -o $ARCH = freebsd -o $ARCH = linux -o $ARCH = netbsd; then
  2412     SDL_RLD_FLAGS="-Wl,-rpath,\${libdir}"
  2413   fi
  2414   if test $ARCH = solaris; then
  2415     SDL_RLD_FLAGS="-R\${libdir}"
  2416   fi
  2417 else
  2418   SDL_RLD_FLAGS=""
  2419 fi
  2420 
  2421 case "$ARCH" in
  2422   macosx)
  2423     # Evil hack to allow static linking on Mac OS X
  2424     SDL_STATIC_LIBS="\${libdir}/libSDL.a $EXTRA_LDFLAGS"
  2425     ;;
  2426   *)
  2427     SDL_STATIC_LIBS="$SDL_LIBS $EXTRA_LDFLAGS"
  2428     ;;
  2429 esac
  2430 
  2431 dnl Expand the cflags and libraries needed by apps using SDL
  2432 AC_SUBST(SDL_CFLAGS)
  2433 AC_SUBST(SDL_LIBS)
  2434 AC_SUBST(SDL_STATIC_LIBS)
  2435 AC_SUBST(SDL_RLD_FLAGS)
  2436 if test x$enable_shared = xyes; then
  2437     ENABLE_SHARED_TRUE=
  2438     ENABLE_SHARED_FALSE="#"
  2439 else
  2440     ENABLE_SHARED_TRUE="#"
  2441     ENABLE_SHARED_FALSE=
  2442 fi
  2443 if test x$enable_static = xyes; then
  2444     ENABLE_STATIC_TRUE=
  2445     ENABLE_STATIC_FALSE="#"
  2446 else
  2447     ENABLE_STATIC_TRUE="#"
  2448     ENABLE_STATIC_FALSE=
  2449 fi
  2450 AC_SUBST(ENABLE_SHARED_TRUE)
  2451 AC_SUBST(ENABLE_SHARED_FALSE)
  2452 AC_SUBST(ENABLE_STATIC_TRUE)
  2453 AC_SUBST(ENABLE_STATIC_FALSE)
  2454 
  2455 dnl Expand the sources and objects needed to build the library
  2456 AC_SUBST(ac_aux_dir)
  2457 AC_SUBST(INCLUDE)
  2458 AC_SUBST(OBJECTS)
  2459 AC_SUBST(VERSION_OBJECTS)
  2460 AC_SUBST(SDLMAIN_OBJECTS)
  2461 AC_SUBST(BUILD_CFLAGS)
  2462 AC_SUBST(EXTRA_CFLAGS)
  2463 AC_SUBST(BUILD_LDFLAGS)
  2464 AC_SUBST(EXTRA_LDFLAGS)
  2465 AC_SUBST(WINDRES)
  2466 
  2467 cat >Makefile.rules <<__EOF__
  2468 
  2469 # Build rules for objects
  2470 -include \$(OBJECTS:.lo=.d)
  2471 
  2472 # Special dependency for SDL.c, since it depends on SDL_revision.h
  2473 $srcdir/src/SDL.c: update-revision
  2474 $DEPENDS
  2475 $VERSION_DEPENDS
  2476 $SDLMAIN_DEPENDS
  2477 __EOF__
  2478 
  2479 AC_CONFIG_FILES([
  2480     Makefile:Makefile.in:Makefile.rules sdl-config SDL.spec sdl.pc
  2481 ])
  2482 AC_OUTPUT