configure.in

   1 dnl Process this file with autoconf to produce a configure script.
   2 AC_INIT(README.txt)
   3 AC_CONFIG_HEADER(include/SDL_config.h)
   4 AC_CONFIG_AUX_DIR(build-scripts)
   5 AC_CONFIG_MACRO_DIR([acinclude])
   6
   7 dnl Save the CFLAGS to see whether they were passed in or generated
   8 orig_CFLAGS="$CFLAGS"
   9
  10 dnl Set various version strings - taken gratefully from the GTk sources
  11 #
  12 # Making releases:
  13 # Edit include/SDL_version.h and change the version, then:
  14 #   SDL_MICRO_VERSION += 1;
  15 #   SDL_INTERFACE_AGE += 1;
  16 #   SDL_BINARY_AGE += 1;
  17 # if any functions have been added, set SDL_INTERFACE_AGE to 0.
  18 # if backwards compatibility has been broken,
  19 # set SDL_BINARY_AGE and SDL_INTERFACE_AGE to 0.
  20 #
  21 SDL_MAJOR_VERSION=2
  22 SDL_MINOR_VERSION=0
  23 SDL_MICRO_VERSION=4
  24 SDL_INTERFACE_AGE=0
  25 SDL_BINARY_AGE=4
  26 SDL_VERSION=$SDL_MAJOR_VERSION.$SDL_MINOR_VERSION.$SDL_MICRO_VERSION
  27
  28 AC_SUBST(SDL_MAJOR_VERSION)
  29 AC_SUBST(SDL_MINOR_VERSION)
  30 AC_SUBST(SDL_MICRO_VERSION)
  31 AC_SUBST(SDL_INTERFACE_AGE)
  32 AC_SUBST(SDL_BINARY_AGE)
  33 AC_SUBST(SDL_VERSION)
  34
  35 # libtool versioning
  36 LT_INIT([win32-dll])
  37
  38 LT_RELEASE=$SDL_MAJOR_VERSION.$SDL_MINOR_VERSION
  39 LT_CURRENT=`expr $SDL_MICRO_VERSION - $SDL_INTERFACE_AGE`
  40 LT_REVISION=$SDL_INTERFACE_AGE
  41 LT_AGE=`expr $SDL_BINARY_AGE - $SDL_INTERFACE_AGE`
  42 m4_pattern_allow([^LT_])
  43
  44 AC_SUBST(LT_RELEASE)
  45 AC_SUBST(LT_CURRENT)
  46 AC_SUBST(LT_REVISION)
  47 AC_SUBST(LT_AGE)
  48
  49 dnl Detect the canonical build and host environments
  50 dnl AC_CANONICAL_HOST
  51
  52 dnl Check for tools
  53 AC_PROG_LIBTOOL
  54 AC_PROG_CC
  55 AC_PROG_CXX
  56 AC_PROG_INSTALL
  57 AC_PROG_MAKE_SET
  58 AC_CHECK_TOOL(WINDRES, [windres], [:])
  59
  60 dnl Make sure that srcdir is a full pathname
  61 case "$host" in
  62     *-*-mingw32*)
  63         # Except on msys, where make can't handle full pathnames (bug 1972)
  64         ;;
  65     *)
  66         srcdir=`cd $srcdir && pwd`
  67         ;;
  68 esac
  69
  70 dnl Set up the compiler and linker flags
  71 INCLUDE="-I$srcdir/include"
  72 if test x$srcdir != x.; then
  73     INCLUDE="-Iinclude $INCLUDE"
  74 elif test -d .hg; then
  75     AC_MSG_ERROR([
  76 *** When building from Mercurial you should configure and build in a
  77     separate directory so you don't clobber SDL_config.h, SDL_revision.h
  78 ])
  79 fi
  80 BASE_CFLAGS=""
  81 BASE_LDFLAGS=""
  82 case "$host" in
  83     *-*-cygwin*)
  84         # We build SDL on cygwin without the UNIX emulation layer
  85         save_CFLAGS="$CFLAGS"
  86         have_no_cygwin=no
  87         AC_MSG_CHECKING(for GCC -mno-cygwin option)
  88         CFLAGS="$save_CFLAGS -mno-cygwin"
  89
  90         AC_TRY_COMPILE([
  91         ],[
  92         ],[
  93         have_no_cygwin=yes
  94         ])
  95         AC_MSG_RESULT($have_no_cygwin)
  96         CFLAGS="$save_CFLAGS"
  97
  98         if test x$have_no_cygwin = xyes; then
  99             BASE_CFLAGS="-mno-cygwin"
 100             BASE_LDFLAGS="-mno-cygwin"
 101         fi
 102         BASE_CFLAGS="$BASE_CFLAGS -I/usr/include/mingw"
 103         ;;
 104 esac
 105 # Uncomment the following line if you want to force SDL and applications
 106 # built with it to be compiled for a particular architecture.
 107 #AX_GCC_ARCHFLAG([no], [BASE_CFLAGS="$BASE_CFLAGS $ax_cv_gcc_archflag]")
 108 BUILD_CFLAGS="$CFLAGS $CPPFLAGS -DUSING_GENERATED_CONFIG_H"
 109 # The default optimization for SDL is -O3 (Bug #31)
 110 if test "x$orig_CFLAGS" = x; then
 111     BUILD_CFLAGS=`echo $BUILD_CFLAGS | sed 's/-O2/-O3/'`
 112 fi
 113 EXTRA_CFLAGS="$INCLUDE $BASE_CFLAGS"
 114 BUILD_LDFLAGS="$LDFLAGS"
 115 EXTRA_LDFLAGS="$BASE_LDFLAGS"
 116 ## These are common directories to find software packages
 117 #for path in /usr/freeware /usr/pkg /usr/X11R6 /usr/local; do
 118 #    if test -d $path/include; then
 119 #        EXTRA_CFLAGS="$EXTRA_CFLAGS -I$path/include"
 120 #    fi
 121 #    if test -d $path/lib; then
 122 #        EXTRA_LDFLAGS="$EXTRA_LDFLAGS -L$path/lib"
 123 #    fi
 124 #done
 125 SDL_CFLAGS="$BASE_CFLAGS"
 126 SDL_LIBS="-lSDL2 $BASE_LDFLAGS"
 127 CPPFLAGS="$CPPFLAGS $EXTRA_CFLAGS"
 128 CFLAGS="$CFLAGS $EXTRA_CFLAGS"
 129 LDFLAGS="$LDFLAGS $EXTRA_LDFLAGS"
 130
 131 dnl set this to use on systems that use lib64 instead of lib
 132 base_libdir=`echo \${libdir} | sed 's/.*\/\(.*\)/\1/; q'`
 133
 134 dnl Function to find a library in the compiler search path
 135 find_lib()
 136 {
 137     gcc_bin_path=[`$CC -print-search-dirs 2>/dev/null | fgrep programs: | sed 's/[^=]*=\(.*\)/\1/' | sed 's/:/ /g'`]
 138     gcc_lib_path=[`$CC -print-search-dirs 2>/dev/null | fgrep libraries: | sed 's/[^=]*=\(.*\)/\1/' | sed 's/:/ /g'`]
 139     env_lib_path=[`echo $LIBS $LDFLAGS $* | sed 's/-L[ ]*//g'`]
 140     if test "$cross_compiling" = yes; then
 141         host_lib_path=""
 142     else
 143         host_lib_path="/usr/$base_libdir /usr/local/$base_libdir"
 144     fi
 145     for path in $env_lib_path $gcc_bin_path $gcc_lib_path $host_lib_path; do
 146         lib=[`ls -- $path/$1 2>/dev/null | sed -e '/\.so\..*\./d' -e 's,.*/,,' | sort | tail -1`]
 147         if test x$lib != x; then
 148             echo $lib
 149             return
 150         fi
 151     done
 152 }
 153
 154 dnl Check for compiler characteristics
 155 AC_C_CONST
 156 AC_C_INLINE
 157 AC_C_VOLATILE
 158
 159 dnl See whether we want assertions for debugging/sanity checking SDL itself.
 160 AC_ARG_ENABLE(assertions,
 161 AC_HELP_STRING([--enable-assertions],
 162                [Enable internal sanity checks (auto/disabled/release/enabled/paranoid) [[default=auto]]]),
 163               , enable_assertions=auto)
 164 case "$enable_assertions" in
 165     auto) # Use optimization settings to determine assertion level
 166         ;;
 167     disabled)
 168         AC_DEFINE(SDL_DEFAULT_ASSERT_LEVEL, 0, [ ])
 169         ;;
 170     release)
 171         AC_DEFINE(SDL_DEFAULT_ASSERT_LEVEL, 1, [ ])
 172         ;;
 173     enabled)
 174         AC_DEFINE(SDL_DEFAULT_ASSERT_LEVEL, 2, [ ])
 175         ;;
 176     paranoid)
 177         AC_DEFINE(SDL_DEFAULT_ASSERT_LEVEL, 3, [ ])
 178         ;;
 179     *)
 180         AC_MSG_ERROR([*** unknown assertion level. stop.])
 181         ;;
 182 esac
 183
 184 dnl See whether we can use gcc style dependency tracking
 185 AC_ARG_ENABLE(dependency-tracking,
 186 AC_HELP_STRING([--enable-dependency-tracking],
 187                [Use gcc -MMD -MT dependency tracking [[default=yes]]]),
 188               , enable_dependency_tracking=yes)
 189 if test x$enable_dependency_tracking = xyes; then
 190     have_gcc_mmd_mt=no
 191     AC_MSG_CHECKING(for GCC -MMD -MT option)
 192     AC_TRY_COMPILE([
 193     #if !defined(__GNUC__) || __GNUC__ < 3
 194     #error Dependency tracking requires GCC 3.0 or newer
 195     #endif
 196     ],[
 197     ],[
 198     have_gcc_mmd_mt=yes
 199     ])
 200     AC_MSG_RESULT($have_gcc_mmd_mt)
 201
 202     if test x$have_gcc_mmd_mt = xyes; then
 203         DEPENDENCY_TRACKING_OPTIONS="-MMD -MT \$@"
 204     fi
 205 fi
 206
 207 AC_MSG_CHECKING(for linker option --no-undefined)
 208 have_no_undefined=no
 209 case "$host" in
 210     dnl Skip this on platforms where it is just simply busted.
 211     *-*-openbsd*)
 212         ;;
 213
 214     *)
 215         save_LDFLAGS="$LDFLAGS"
 216         LDFLAGS="$LDFLAGS -Wl,--no-undefined"
 217         AC_TRY_LINK([
 218         ],[
 219         ],[
 220         have_no_undefined=yes
 221         EXTRA_LDFLAGS="$EXTRA_LDFLAGS -Wl,--no-undefined"
 222         ])
 223         LDFLAGS="$save_LDFLAGS"
 224         ;;
 225 esac
 226 AC_MSG_RESULT($have_no_undefined)
 227
 228 dnl See whether we are allowed to use the system C library
 229 AC_ARG_ENABLE(libc,
 230 AC_HELP_STRING([--enable-libc], [Use the system C library [[default=yes]]]),
 231               , enable_libc=yes)
 232 if test x$enable_libc = xyes; then
 233     AC_DEFINE(HAVE_LIBC, 1, [ ])
 234
 235     dnl Check for C library headers
 236     AC_HEADER_STDC
 237     AC_CHECK_HEADERS(sys/types.h stdio.h stdlib.h stddef.h stdarg.h malloc.h memory.h string.h strings.h inttypes.h stdint.h ctype.h math.h iconv.h signal.h)
 238
 239     dnl Check for typedefs, structures, etc.
 240     AC_TYPE_SIZE_T
 241
 242     dnl Check for defines
 243     AC_CHECK_DEFINE(M_PI, math.h)
 244
 245     dnl Checks for library functions.
 246     case "$host" in
 247     *-*-cygwin* | *-*-mingw32*)
 248         ;;
 249     *)
 250         AC_FUNC_ALLOCA
 251         ;;
 252     esac
 253
 254     AC_FUNC_MEMCMP
 255     if test x$ac_cv_func_memcmp_working = xyes; then
 256         AC_DEFINE(HAVE_MEMCMP, 1, [ ])
 257     fi
 258     AC_FUNC_STRTOD
 259     if test x$ac_cv_func_strtod = xyes; then
 260         AC_DEFINE(HAVE_STRTOD, 1, [ ])
 261     fi
 262     AC_CHECK_FUNC(mprotect,
 263         AC_TRY_COMPILE([
 264           #include <sys/types.h>
 265           #include <sys/mman.h>
 266         ],[
 267         ],[
 268         AC_DEFINE(HAVE_MPROTECT, 1, [ ])
 269         ]),
 270     )
 271     AC_CHECK_FUNCS(malloc calloc realloc free getenv setenv putenv unsetenv qsort abs bcopy memset memcpy memmove strlen strlcpy strlcat strdup _strrev _strupr _strlwr strchr strrchr strstr itoa _ltoa _uitoa _ultoa strtol strtoul _i64toa _ui64toa strtoll strtoull atoi atof strcmp strncmp _stricmp strcasecmp _strnicmp strncasecmp vsscanf vsnprintf fseeko fseeko64 sigaction setjmp nanosleep sysconf sysctlbyname)
 272
 273     AC_CHECK_LIB(m, pow, [LIBS="$LIBS -lm"; EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lm"])
 274     AC_CHECK_FUNCS(atan atan2 acos asin ceil copysign cos cosf fabs floor log pow scalbn sin sinf sqrt sqrtf tan tanf)
 275
 276     AC_CHECK_LIB(iconv, iconv_open, [LIBS="$LIBS -liconv"; EXTRA_LDFLAGS="$EXTRA_LDFLAGS -liconv"])
 277     AC_CHECK_FUNCS(iconv)
 278
 279     AC_CHECK_MEMBER(struct sigaction.sa_sigaction,[AC_DEFINE(HAVE_SA_SIGACTION)], ,[#include <signal.h>])
 280 fi
 281
 282 dnl AC_CHECK_SIZEOF(void*)
 283
 284 dnl See whether we can use gcc atomic operations on this architecture
 285 AC_ARG_ENABLE(gcc-atomics,
 286 AC_HELP_STRING([--enable-gcc-atomics],
 287                [Use gcc builtin atomics [[default=yes]]]),
 288               , enable_gcc_atomics=yes)
 289 if test x$enable_gcc_atomics = xyes; then
 290     have_gcc_atomics=no
 291     AC_MSG_CHECKING(for GCC builtin atomic operations)
 292     AC_TRY_LINK([
 293     ],[
 294     int a;
 295     void *x, *y, *z;
 296     __sync_lock_test_and_set(&a, 4);
 297     __sync_lock_test_and_set(&x, y);
 298     __sync_fetch_and_add(&a, 1);
 299     __sync_bool_compare_and_swap(&a, 5, 10);
 300     __sync_bool_compare_and_swap(&x, y, z);
 301     ],[
 302     have_gcc_atomics=yes
 303     ])
 304     AC_MSG_RESULT($have_gcc_atomics)
 305
 306     if test x$have_gcc_atomics = xyes; then
 307         AC_DEFINE(HAVE_GCC_ATOMICS, 1, [ ])
 308     else
 309         # See if we have the minimum operation needed for GCC atomics
 310         AC_TRY_LINK([
 311         ],[
 312         int a;
 313         __sync_lock_test_and_set(&a, 1);
 314         __sync_lock_release(&a);
 315         ],[
 316         have_gcc_sync_lock_test_and_set=yes
 317         ])
 318         if test x$have_gcc_sync_lock_test_and_set = xyes; then
 319             AC_DEFINE(HAVE_GCC_SYNC_LOCK_TEST_AND_SET, 1, [ ])
 320         fi
 321     fi
 322 fi
 323
 324 # Standard C sources
 325 SOURCES="$SOURCES $srcdir/src/*.c"
 326 SOURCES="$SOURCES $srcdir/src/atomic/*.c"
 327 SOURCES="$SOURCES $srcdir/src/audio/*.c"
 328 SOURCES="$SOURCES $srcdir/src/cpuinfo/*.c"
 329 SOURCES="$SOURCES $srcdir/src/dynapi/*.c"
 330 SOURCES="$SOURCES $srcdir/src/events/*.c"
 331 SOURCES="$SOURCES $srcdir/src/file/*.c"
 332 SOURCES="$SOURCES $srcdir/src/haptic/*.c"
 333 SOURCES="$SOURCES $srcdir/src/joystick/*.c"
 334 SOURCES="$SOURCES $srcdir/src/libm/*.c"
 335 SOURCES="$SOURCES $srcdir/src/power/*.c"
 336 #SOURCES="$SOURCES $srcdir/src/filesystem/*.c"
 337 SOURCES="$SOURCES $srcdir/src/render/*.c"
 338 SOURCES="$SOURCES $srcdir/src/render/*/*.c"
 339 SOURCES="$SOURCES $srcdir/src/stdlib/*.c"
 340 SOURCES="$SOURCES $srcdir/src/thread/*.c"
 341 SOURCES="$SOURCES $srcdir/src/timer/*.c"
 342 SOURCES="$SOURCES $srcdir/src/video/*.c"
 343
 344 dnl Enable/disable various subsystems of the SDL library
 345
 346 AC_ARG_ENABLE(atomic,
 347 AC_HELP_STRING([--enable-atomic], [Enable the atomic operations subsystem [[default=yes]]]),
 348               , enable_atomic=yes)
 349 if test x$enable_atomic != xyes; then
 350     AC_DEFINE(SDL_ATOMIC_DISABLED, 1, [ ])
 351 else
 352     SUMMARY_modules="${SUMMARY_modules} atomic"
 353 fi
 354 AC_ARG_ENABLE(audio,
 355 AC_HELP_STRING([--enable-audio], [Enable the audio subsystem [[default=yes]]]),
 356               , enable_audio=yes)
 357 if test x$enable_audio != xyes; then
 358     AC_DEFINE(SDL_AUDIO_DISABLED, 1, [ ])
 359 else
 360     SUMMARY_modules="${SUMMARY_modules} audio"
 361 fi
 362 AC_ARG_ENABLE(video,
 363 AC_HELP_STRING([--enable-video], [Enable the video subsystem [[default=yes]]]),
 364               , enable_video=yes)
 365 if test x$enable_video != xyes; then
 366     AC_DEFINE(SDL_VIDEO_DISABLED, 1, [ ])
 367 else
 368     SUMMARY_modules="${SUMMARY_modules} video"
 369 fi
 370 AC_ARG_ENABLE(render,
 371 AC_HELP_STRING([--enable-render], [Enable the render subsystem [[default=yes]]]),
 372               , enable_render=yes)
 373 if test x$enable_render != xyes; then
 374     AC_DEFINE(SDL_RENDER_DISABLED, 1, [ ])
 375 else
 376     SUMMARY_modules="${SUMMARY_modules} render"
 377 fi
 378 AC_ARG_ENABLE(events,
 379 AC_HELP_STRING([--enable-events], [Enable the events subsystem [[default=yes]]]),
 380               , enable_events=yes)
 381 if test x$enable_events != xyes; then
 382     AC_DEFINE(SDL_EVENTS_DISABLED, 1, [ ])
 383 else
 384     SUMMARY_modules="${SUMMARY_modules} events"
 385 fi
 386 AC_ARG_ENABLE(joystick,
 387 AC_HELP_STRING([--enable-joystick], [Enable the joystick subsystem [[default=yes]]]),
 388               , enable_joystick=yes)
 389 if test x$enable_joystick != xyes; then
 390     AC_DEFINE(SDL_JOYSTICK_DISABLED, 1, [ ])
 391 else
 392     SUMMARY_modules="${SUMMARY_modules} joystick"
 393 fi
 394 AC_ARG_ENABLE(haptic,
 395 AC_HELP_STRING([--enable-haptic], [Enable the haptic (force feedback) subsystem [[default=yes]]]),
 396               , enable_haptic=yes)
 397 if test x$enable_haptic != xyes; then
 398     AC_DEFINE(SDL_HAPTIC_DISABLED, 1, [ ])
 399 else
 400     SUMMARY_modules="${SUMMARY_modules} haptic"
 401 fi
 402 AC_ARG_ENABLE(power,
 403 AC_HELP_STRING([--enable-power], [Enable the power subsystem [[default=yes]]]),
 404               , enable_power=yes)
 405 if test x$enable_power != xyes; then
 406     AC_DEFINE(SDL_POWER_DISABLED, 1, [ ])
 407 else
 408     SUMMARY_modules="${SUMMARY_modules} power"
 409 fi
 410 AC_ARG_ENABLE(filesystem,
 411 AC_HELP_STRING([--enable-filesystem], [Enable the filesystem subsystem [[default=yes]]]),
 412               , enable_filesystem=yes)
 413 if test x$enable_filesystem != xyes; then
 414     AC_DEFINE(SDL_FILESYSTEM_DISABLED, 1, [ ])
 415 else
 416     SUMMARY_modules="${SUMMARY_modules} filesystem"
 417 fi
 418 AC_ARG_ENABLE(threads,
 419 AC_HELP_STRING([--enable-threads], [Enable the threading subsystem [[default=yes]]]),
 420               , enable_threads=yes)
 421 if test x$enable_threads != xyes; then
 422     AC_DEFINE(SDL_THREADS_DISABLED, 1, [ ])
 423 else
 424     SUMMARY_modules="${SUMMARY_modules} threads"
 425 fi
 426 AC_ARG_ENABLE(timers,
 427 AC_HELP_STRING([--enable-timers], [Enable the timer subsystem [[default=yes]]]),
 428               , enable_timers=yes)
 429 if test x$enable_timers != xyes; then
 430     AC_DEFINE(SDL_TIMERS_DISABLED, 1, [ ])
 431 else
 432     SUMMARY_modules="${SUMMARY_modules} timers"
 433 fi
 434 AC_ARG_ENABLE(file,
 435 AC_HELP_STRING([--enable-file], [Enable the file subsystem [[default=yes]]]),
 436               , enable_file=yes)
 437 if test x$enable_file != xyes; then
 438     AC_DEFINE(SDL_FILE_DISABLED, 1, [ ])
 439 else
 440     SUMMARY_modules="${SUMMARY_modules} file"
 441 fi
 442 AC_ARG_ENABLE(loadso,
 443 AC_HELP_STRING([--enable-loadso], [Enable the shared object loading subsystem [[default=yes]]]),
 444               , enable_loadso=yes)
 445 if test x$enable_loadso != xyes; then
 446     AC_DEFINE(SDL_LOADSO_DISABLED, 1, [ ])
 447 else
 448     SUMMARY_modules="${SUMMARY_modules} loadso"
 449 fi
 450 AC_ARG_ENABLE(cpuinfo,
 451 AC_HELP_STRING([--enable-cpuinfo], [Enable the cpuinfo subsystem [[default=yes]]]),
 452               , enable_cpuinfo=yes)
 453 if test x$enable_cpuinfo != xyes; then
 454     AC_DEFINE(SDL_CPUINFO_DISABLED, 1, [ ])
 455 else
 456     SUMMARY_modules="${SUMMARY_modules} cpuinfo"
 457 fi
 458 AC_ARG_ENABLE(assembly,
 459 AC_HELP_STRING([--enable-assembly], [Enable assembly routines [[default=yes]]]),
 460               , enable_assembly=yes)
 461 if test x$enable_assembly = xyes; then
 462     SUMMARY_modules="${SUMMARY_modules} assembly"
 463
 464     AC_DEFINE(SDL_ASSEMBLY_ROUTINES, 1, [ ])
 465
 466     # Make sure that we don't generate floating point code that would
 467     # cause illegal instruction exceptions on older processors
 468     case "$host" in
 469         *-*-darwin*)
 470             # Don't need to worry about Apple hardware, it's all SSE capable
 471             default_ssemath=yes
 472             ;;
 473         *64-*-*)
 474             # x86 64-bit architectures all have SSE instructions
 475             default_ssemath=yes
 476             ;;
 477         *)
 478             default_ssemath=no
 479             ;;
 480     esac
 481     AC_ARG_ENABLE(ssemath,
 482 AC_HELP_STRING([--enable-ssemath], [Allow GCC to use SSE floating point math [[default=no]]]),
 483                   , enable_ssemath=$default_ssemath)
 484     if test x$enable_ssemath = xno; then
 485         if test x$have_gcc_sse = xyes -o x$have_gcc_sse2 = xyes; then
 486             EXTRA_CFLAGS="$EXTRA_CFLAGS -mfpmath=387"
 487         fi
 488     fi
 489
 490     dnl Check for various instruction support
 491     AC_ARG_ENABLE(mmx,
 492 AC_HELP_STRING([--enable-mmx], [use MMX assembly routines [[default=yes]]]),
 493                   , enable_mmx=yes)
 494     if test x$enable_mmx = xyes; then
 495         save_CFLAGS="$CFLAGS"
 496         have_gcc_mmx=no
 497         AC_MSG_CHECKING(for GCC -mmmx option)
 498         mmx_CFLAGS="-mmmx"
 499         CFLAGS="$save_CFLAGS $mmx_CFLAGS"
 500
 501         AC_TRY_COMPILE([
 502         #ifdef __MINGW32__
 503         #include <_mingw.h>
 504         #ifdef __MINGW64_VERSION_MAJOR
 505         #include <intrin.h>
 506         #else
 507         #include <mmintrin.h>
 508         #endif
 509         #else
 510         #include <mmintrin.h>
 511         #endif
 512         #ifndef __MMX__
 513         #error Assembler CPP flag not enabled
 514         #endif
 515         ],[
 516         ],[
 517         have_gcc_mmx=yes
 518         ])
 519         AC_MSG_RESULT($have_gcc_mmx)
 520         CFLAGS="$save_CFLAGS"
 521
 522         if test x$have_gcc_mmx = xyes; then
 523             EXTRA_CFLAGS="$EXTRA_CFLAGS $mmx_CFLAGS"
 524             SUMMARY_math="${SUMMARY_math} mmx"
 525         fi
 526     fi
 527
 528     AC_ARG_ENABLE(3dnow,
 529 AC_HELP_STRING([--enable-3dnow], [use 3DNow! assembly routines [[default=yes]]]),
 530                   , enable_3dnow=yes)
 531     if test x$enable_3dnow = xyes; then
 532         save_CFLAGS="$CFLAGS"
 533         have_gcc_3dnow=no
 534         AC_MSG_CHECKING(for GCC -m3dnow option)
 535         amd3dnow_CFLAGS="-m3dnow"
 536         CFLAGS="$save_CFLAGS $amd3dnow_CFLAGS"
 537
 538         AC_TRY_LINK([
 539         #include <mm3dnow.h>
 540         #ifndef __3dNOW__
 541         #error Assembler CPP flag not enabled
 542         #endif
 543         ],[
 544         void *p = 0;
 545         _m_prefetch(p);
 546         ],[
 547         have_gcc_3dnow=yes
 548         ])
 549         AC_MSG_RESULT($have_gcc_3dnow)
 550         CFLAGS="$save_CFLAGS"
 551
 552         if test x$have_gcc_3dnow = xyes; then
 553             EXTRA_CFLAGS="$EXTRA_CFLAGS $amd3dnow_CFLAGS"
 554             SUMMARY_math="${SUMMARY_math} 3dnow"
 555         fi
 556     fi
 557
 558     AC_ARG_ENABLE(sse,
 559 AC_HELP_STRING([--enable-sse], [use SSE assembly routines [[default=yes]]]),
 560                   , enable_sse=yes)
 561     if test x$enable_sse = xyes; then
 562         save_CFLAGS="$CFLAGS"
 563         have_gcc_sse=no
 564         AC_MSG_CHECKING(for GCC -msse option)
 565         sse_CFLAGS="-msse"
 566         CFLAGS="$save_CFLAGS $sse_CFLAGS"
 567
 568         AC_TRY_COMPILE([
 569         #ifdef __MINGW32__
 570         #include <_mingw.h>
 571         #ifdef __MINGW64_VERSION_MAJOR
 572         #include <intrin.h>
 573         #else
 574         #include <xmmintrin.h>
 575         #endif
 576         #else
 577         #include <xmmintrin.h>
 578         #endif
 579         #ifndef __SSE__
 580         #error Assembler CPP flag not enabled
 581         #endif
 582         ],[
 583         ],[
 584         have_gcc_sse=yes
 585         ])
 586         AC_MSG_RESULT($have_gcc_sse)
 587         CFLAGS="$save_CFLAGS"
 588
 589         if test x$have_gcc_sse = xyes; then
 590             EXTRA_CFLAGS="$EXTRA_CFLAGS $sse_CFLAGS"
 591             SUMMARY_math="${SUMMARY_math} sse"
 592         fi
 593     fi
 594
 595     AC_ARG_ENABLE(sse2,
 596 AC_HELP_STRING([--enable-sse2], [use SSE2 assembly routines [[default=no]]]),
 597                   , enable_sse2=$default_ssemath)
 598     if test x$enable_sse2 = xyes; then
 599         save_CFLAGS="$CFLAGS"
 600         have_gcc_sse2=no
 601         AC_MSG_CHECKING(for GCC -msse2 option)
 602         sse2_CFLAGS="-msse2"
 603         CFLAGS="$save_CFLAGS $sse2_CFLAGS"
 604
 605         AC_TRY_COMPILE([
 606         #ifdef __MINGW32__
 607         #include <_mingw.h>
 608         #ifdef __MINGW64_VERSION_MAJOR
 609         #include <intrin.h>
 610         #else
 611         #include <emmintrin.h>
 612         #endif
 613         #else
 614         #include <emmintrin.h>
 615         #endif
 616         #ifndef __SSE2__
 617         #error Assembler CPP flag not enabled
 618         #endif
 619         ],[
 620         ],[
 621         have_gcc_sse2=yes
 622         ])
 623         AC_MSG_RESULT($have_gcc_sse2)
 624         CFLAGS="$save_CFLAGS"
 625
 626         if test x$have_gcc_sse2 = xyes; then
 627             EXTRA_CFLAGS="$EXTRA_CFLAGS $sse2_CFLAGS"
 628             SUMMARY_math="${SUMMARY_math} sse2"
 629         fi
 630     fi
 631
 632     AC_ARG_ENABLE(altivec,
 633 AC_HELP_STRING([--enable-altivec], [use Altivec assembly routines [[default=yes]]]),
 634                   , enable_altivec=yes)
 635     if test x$enable_altivec = xyes; then
 636         save_CFLAGS="$CFLAGS"
 637         have_gcc_altivec=no
 638         have_altivec_h_hdr=no
 639         altivec_CFLAGS="-maltivec"
 640         CFLAGS="$save_CFLAGS $altivec_CFLAGS"
 641
 642         AC_MSG_CHECKING(for Altivec with GCC altivec.h and -maltivec option)
 643         AC_TRY_COMPILE([
 644         #include <altivec.h>
 645         vector unsigned int vzero() {
 646             return vec_splat_u32(0);
 647         }
 648         ],[
 649         ],[
 650         have_gcc_altivec=yes
 651         have_altivec_h_hdr=yes
 652         ])
 653         AC_MSG_RESULT($have_gcc_altivec)
 654
 655         if test x$have_gcc_altivec = xno; then
 656             AC_MSG_CHECKING(for Altivec with GCC -maltivec option)
 657             AC_TRY_COMPILE([
 658             vector unsigned int vzero() {
 659                 return vec_splat_u32(0);
 660             }
 661             ],[
 662             ],[
 663             have_gcc_altivec=yes
 664             ])
 665             AC_MSG_RESULT($have_gcc_altivec)
 666         fi
 667
 668         if test x$have_gcc_altivec = xno; then
 669             AC_MSG_CHECKING(for Altivec with GCC altivec.h and -faltivec option)
 670             altivec_CFLAGS="-faltivec"
 671             CFLAGS="$save_CFLAGS $altivec_CFLAGS"
 672             AC_TRY_COMPILE([
 673             #include <altivec.h>
 674             vector unsigned int vzero() {
 675                 return vec_splat_u32(0);
 676             }
 677             ],[
 678             ],[
 679             have_gcc_altivec=yes
 680             have_altivec_h_hdr=yes
 681             ])
 682             AC_MSG_RESULT($have_gcc_altivec)
 683         fi
 684
 685         if test x$have_gcc_altivec = xno; then
 686             AC_MSG_CHECKING(for Altivec with GCC -faltivec option)
 687             AC_TRY_COMPILE([
 688             vector unsigned int vzero() {
 689                 return vec_splat_u32(0);
 690             }
 691             ],[
 692             ],[
 693             have_gcc_altivec=yes
 694             ])
 695             AC_MSG_RESULT($have_gcc_altivec)
 696         fi
 697         CFLAGS="$save_CFLAGS"
 698
 699         if test x$have_gcc_altivec = xyes; then
 700             AC_DEFINE(SDL_ALTIVEC_BLITTERS, 1, [ ])
 701             if test x$have_altivec_h_hdr = xyes; then
 702               AC_DEFINE(HAVE_ALTIVEC_H, 1, [ ])
 703             fi
 704             EXTRA_CFLAGS="$EXTRA_CFLAGS $altivec_CFLAGS"
 705             SUMMARY_math="${SUMMARY_math} altivec"
 706         fi
 707     fi
 708 fi
 709
 710 dnl See if the OSS audio interface is supported
 711 CheckOSS()
 712 {
 713     AC_ARG_ENABLE(oss,
 714 AC_HELP_STRING([--enable-oss], [support the OSS audio API [[default=maybe]]]),
 715                   , enable_oss=maybe)
 716
 717     # OpenBSD "has" OSS, but it's not really for app use. They want you to
 718     #  use sndio instead. So on there, we default to disabled. You can force
 719     #  it on if you really want, though.
 720     if test x$enable_oss = xmaybe; then
 721         enable_oss=yes
 722         case "$host" in
 723             *-*-openbsd*)
 724                 enable_oss=no;;
 725         esac
 726     fi
 727
 728     if test x$enable_audio = xyes -a x$enable_oss = xyes; then
 729         AC_MSG_CHECKING(for OSS audio support)
 730         have_oss=no
 731         if test x$have_oss != xyes; then
 732             AC_TRY_COMPILE([
 733               #include <sys/soundcard.h>
 734             ],[
 735               int arg = SNDCTL_DSP_SETFRAGMENT;
 736             ],[
 737             have_oss=yes
 738             ])
 739         fi
 740         if test x$have_oss != xyes; then
 741             AC_TRY_COMPILE([
 742               #include <soundcard.h>
 743             ],[
 744               int arg = SNDCTL_DSP_SETFRAGMENT;
 745             ],[
 746             have_oss=yes
 747             AC_DEFINE(SDL_AUDIO_DRIVER_OSS_SOUNDCARD_H, 1, [ ])
 748             ])
 749         fi
 750         AC_MSG_RESULT($have_oss)
 751         if test x$have_oss = xyes; then
 752             SUMMARY_audio="${SUMMARY_audio} oss"
 753             AC_DEFINE(SDL_AUDIO_DRIVER_OSS, 1, [ ])
 754             SOURCES="$SOURCES $srcdir/src/audio/dsp/*.c"
 755             have_audio=yes
 756
 757             # We may need to link with ossaudio emulation library
 758             case "$host" in
 759                 *-*-openbsd*|*-*-netbsd*)
 760                     EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lossaudio";;
 761             esac
 762         fi
 763     fi
 764 }
 765
 766 dnl See if the ALSA audio interface is supported
 767 CheckALSA()
 768 {
 769     AC_ARG_ENABLE(alsa,
 770 AC_HELP_STRING([--enable-alsa], [support the ALSA audio API [[default=yes]]]),
 771                   , enable_alsa=yes)
 772     if test x$enable_audio = xyes -a x$enable_alsa = xyes; then
 773         AM_PATH_ALSA(0.9.0, have_alsa=yes, have_alsa=no)
 774         # Restore all flags from before the ALSA detection runs
 775         CFLAGS="$alsa_save_CFLAGS"
 776         LDFLAGS="$alsa_save_LDFLAGS"
 777         LIBS="$alsa_save_LIBS"
 778         if test x$have_alsa = xyes; then
 779             AC_ARG_ENABLE(alsa-shared,
 780 AC_HELP_STRING([--enable-alsa-shared], [dynamically load ALSA audio support [[default=yes]]]),
 781                           , enable_alsa_shared=yes)
 782             alsa_lib=[`find_lib "libasound.so.*" "$ALSA_LIBS" | sed 's/.*\/\(.*\)/\1/; q'`]
 783
 784             AC_DEFINE(SDL_AUDIO_DRIVER_ALSA, 1, [ ])
 785             SOURCES="$SOURCES $srcdir/src/audio/alsa/*.c"
 786             EXTRA_CFLAGS="$EXTRA_CFLAGS $ALSA_CFLAGS"
 787             if test x$have_loadso != xyes && \
 788                test x$enable_alsa_shared = xyes; then
 789                 AC_MSG_WARN([You must have SDL_LoadObject() support for dynamic ALSA loading])
 790             fi
 791             if test x$have_loadso = xyes && \
 792                test x$enable_alsa_shared = xyes && test x$alsa_lib != x; then
 793                 echo "-- dynamic libasound -> $alsa_lib"
 794                 AC_DEFINE_UNQUOTED(SDL_AUDIO_DRIVER_ALSA_DYNAMIC, "$alsa_lib", [ ])
 795                 SUMMARY_audio="${SUMMARY_audio} alsa(dynamic)"
 796             else
 797                 EXTRA_LDFLAGS="$EXTRA_LDFLAGS $ALSA_LIBS"
 798                 SUMMARY_audio="${SUMMARY_audio} alsa"
 799             fi
 800             have_audio=yes
 801         fi
 802     fi
 803 }
 804
 805 dnl Find the ESD includes and libraries
 806 CheckESD()
 807 {
 808     AC_ARG_ENABLE(esd,
 809 AC_HELP_STRING([--enable-esd], [support the Enlightened Sound Daemon [[default=yes]]]),
 810                   , enable_esd=yes)
 811     if test x$enable_audio = xyes -a x$enable_esd = xyes; then
 812         AM_PATH_ESD(0.2.8, have_esd=yes, have_esd=no)
 813         if test x$have_esd = xyes; then
 814             AC_ARG_ENABLE(esd-shared,
 815 AC_HELP_STRING([--enable-esd-shared], [dynamically load ESD audio support [[default=yes]]]),
 816                           , enable_esd_shared=yes)
 817             esd_lib=[`find_lib "libesd.so.*" "$ESD_LIBS" | sed 's/.*\/\(.*\)/\1/; q'`]
 818
 819             AC_DEFINE(SDL_AUDIO_DRIVER_ESD, 1, [ ])
 820             SOURCES="$SOURCES $srcdir/src/audio/esd/*.c"
 821             EXTRA_CFLAGS="$EXTRA_CFLAGS $ESD_CFLAGS"
 822             if test x$have_loadso != xyes && \
 823                test x$enable_esd_shared = xyes; then
 824                 AC_MSG_WARN([You must have SDL_LoadObject() support for dynamic ESD loading])
 825             fi
 826             if test x$have_loadso = xyes && \
 827                test x$enable_esd_shared = xyes && test x$esd_lib != x; then
 828                 echo "-- dynamic libesd -> $esd_lib"
 829                 AC_DEFINE_UNQUOTED(SDL_AUDIO_DRIVER_ESD_DYNAMIC, "$esd_lib", [ ])
 830                 SUMMARY_audio="${SUMMARY_audio} esd(dynamic)"
 831             else
 832                 EXTRA_LDFLAGS="$EXTRA_LDFLAGS $ESD_LIBS"
 833                 SUMMARY_audio="${SUMMARY_audio} esd"
 834             fi
 835             have_audio=yes
 836         fi
 837     fi
 838 }
 839
 840 dnl Find PulseAudio
 841 CheckPulseAudio()
 842 {
 843     AC_ARG_ENABLE(pulseaudio,
 844 AC_HELP_STRING([--enable-pulseaudio], [use PulseAudio [[default=yes]]]),
 845                   , enable_pulseaudio=yes)
 846     if test x$enable_audio = xyes -a x$enable_pulseaudio = xyes; then
 847         audio_pulseaudio=no
 848
 849         PULSEAUDIO_REQUIRED_VERSION=0.9
 850
 851         AC_PATH_PROG(PKG_CONFIG, pkg-config, no)
 852         AC_MSG_CHECKING(for PulseAudio $PULSEAUDIO_REQUIRED_VERSION support)
 853         if test x$PKG_CONFIG != xno; then
 854         if $PKG_CONFIG --atleast-pkgconfig-version 0.7 && $PKG_CONFIG --atleast-version $PULSEAUDIO_REQUIRED_VERSION libpulse-simple; then
 855                 PULSEAUDIO_CFLAGS=`$PKG_CONFIG --cflags libpulse-simple`
 856                 PULSEAUDIO_LIBS=`$PKG_CONFIG --libs libpulse-simple`
 857                 audio_pulseaudio=yes
 858             fi
 859         fi
 860         AC_MSG_RESULT($audio_pulseaudio)
 861
 862         if test x$audio_pulseaudio = xyes; then
 863             AC_ARG_ENABLE(pulseaudio-shared,
 864 AC_HELP_STRING([--enable-pulseaudio-shared], [dynamically load PulseAudio support [[default=yes]]]),
 865                           , enable_pulseaudio_shared=yes)
 866             pulseaudio_lib=[`find_lib "libpulse-simple.so.*" "$PULSEAUDIO_LIBS" | sed 's/.*\/\(.*\)/\1/; q'`]
 867
 868             AC_DEFINE(SDL_AUDIO_DRIVER_PULSEAUDIO, 1, [ ])
 869             SOURCES="$SOURCES $srcdir/src/audio/pulseaudio/*.c"
 870             EXTRA_CFLAGS="$EXTRA_CFLAGS $PULSEAUDIO_CFLAGS"
 871             if test x$have_loadso != xyes && \
 872                test x$enable_pulseaudio_shared = xyes; then
 873                 AC_MSG_WARN([You must have SDL_LoadObject() support for dynamic PulseAudio loading])
 874             fi
 875             if test x$have_loadso = xyes && \
 876                test x$enable_pulseaudio_shared = xyes && test x$pulseaudio_lib != x; then
 877                 echo "-- dynamic libpulse-simple -> $pulseaudio_lib"
 878                 AC_DEFINE_UNQUOTED(SDL_AUDIO_DRIVER_PULSEAUDIO_DYNAMIC, "$pulseaudio_lib", [ ])
 879                 SUMMARY_audio="${SUMMARY_audio} pulse(dynamic)"
 880
 881                 case "$host" in
 882                     # On Solaris, pulseaudio must be linked deferred explicitly
 883                     # to prevent undefined symbol failures.
 884                     *-*-solaris*)
 885                         PULSEAUDIO_LIBS=`echo $PULSEAUDIO_LIBS | sed 's/\-l/-Wl,-l/g'`
 886                         EXTRA_LDFLAGS="$EXTRA_LDFLAGS -Wl,-zdeferred $PULSEAUDIO_LIBS -Wl,-znodeferred"
 887                 esac
 888             else
 889                 EXTRA_LDFLAGS="$EXTRA_LDFLAGS $PULSEAUDIO_LIBS"
 890                 SUMMARY_audio="${SUMMARY_audio} pulse"
 891             fi
 892             have_audio=yes
 893         fi
 894     fi
 895 }
 896
 897 CheckARTSC()
 898 {
 899     AC_ARG_ENABLE(arts,
 900 AC_HELP_STRING([--enable-arts], [support the Analog Real Time Synthesizer [[default=yes]]]),
 901                   , enable_arts=yes)
 902     if test x$enable_audio = xyes -a x$enable_arts = xyes; then
 903         AC_PATH_PROG(ARTSCONFIG, artsc-config)
 904         if test x$ARTSCONFIG = x -o x$ARTSCONFIG = x'"$ARTSCONFIG"'; then
 905             : # arts isn't installed
 906         else
 907             ARTS_CFLAGS=`$ARTSCONFIG --cflags`
 908             ARTS_LIBS=`$ARTSCONFIG --libs`
 909             AC_MSG_CHECKING(for aRts development environment)
 910             audio_arts=no
 911             save_CFLAGS="$CFLAGS"
 912             CFLAGS="$CFLAGS $ARTS_CFLAGS"
 913             AC_TRY_COMPILE([
 914              #include <artsc.h>
 915             ],[
 916              arts_stream_t stream;
 917             ],[
 918             audio_arts=yes
 919             ])
 920             CFLAGS="$save_CFLAGS"
 921             AC_MSG_RESULT($audio_arts)
 922             if test x$audio_arts = xyes; then
 923                 AC_ARG_ENABLE(arts-shared,
 924 AC_HELP_STRING([--enable-arts-shared], [dynamically load aRts audio support [[default=yes]]]),
 925                               , enable_arts_shared=yes)
 926                 arts_lib=[`find_lib "libartsc.so.*" "$ARTS_LIBS" | sed 's/.*\/\(.*\)/\1/; q'`]
 927
 928                 AC_DEFINE(SDL_AUDIO_DRIVER_ARTS, 1, [ ])
 929                 SOURCES="$SOURCES $srcdir/src/audio/arts/*.c"
 930                 EXTRA_CFLAGS="$EXTRA_CFLAGS $ARTS_CFLAGS"
 931                 if test x$have_loadso != xyes && \
 932                    test x$enable_arts_shared = xyes; then
 933                     AC_MSG_WARN([You must have SDL_LoadObject() support for dynamic ARTS loading])
 934                 fi
 935                 if test x$have_loadso = xyes && \
 936                    test x$enable_arts_shared = xyes && test x$arts_lib != x; then
 937                     echo "-- dynamic libartsc -> $arts_lib"
 938                     AC_DEFINE_UNQUOTED(SDL_AUDIO_DRIVER_ARTS_DYNAMIC, "$arts_lib", [ ])
 939                     SUMMARY_audio="${SUMMARY_audio} arts(dynamic)"
 940                 else
 941                     EXTRA_LDFLAGS="$EXTRA_LDFLAGS $ARTS_LIBS"
 942                     SUMMARY_audio="${SUMMARY_audio} arts"
 943                 fi
 944                 have_audio=yes
 945             fi
 946         fi
 947     fi
 948 }
 949
 950 dnl See if the NAS audio interface is supported
 951 CheckNAS()
 952 {
 953     AC_ARG_ENABLE(nas,
 954 AC_HELP_STRING([--enable-nas], [support the NAS audio API [[default=yes]]]),
 955                   , enable_nas=yes)
 956     if test x$enable_audio = xyes -a x$enable_nas = xyes; then
 957         AC_CHECK_HEADER(audio/audiolib.h, have_nas_hdr=yes)
 958         AC_CHECK_LIB(audio, AuOpenServer, have_nas_lib=yes)
 959
 960         AC_MSG_CHECKING(for NAS audio support)
 961         have_nas=no
 962
 963         if test x$have_nas_hdr = xyes -a x$have_nas_lib = xyes; then
 964             have_nas=yes
 965             NAS_LIBS="-laudio"
 966
 967         elif test -r /usr/X11R6/include/audio/audiolib.h; then
 968             have_nas=yes
 969             NAS_CFLAGS="-I/usr/X11R6/include/"
 970             NAS_LIBS="-L/usr/X11R6/lib -laudio -lXt"
 971
 972         fi
 973
 974         AC_MSG_RESULT($have_nas)
 975
 976         if test x$have_nas = xyes; then
 977             AC_ARG_ENABLE(nas-shared,
 978 AC_HELP_STRING([--enable-nas-shared], [dynamically load NAS audio support [[default=yes]]]),
 979                           , enable_nas_shared=yes)
 980             nas_lib=[`find_lib "libaudio.so.*" "$NAS_LIBS" | sed 's/.*\/\(.*\)/\1/; q'`]
 981
 982             if test x$have_loadso != xyes && \
 983                test x$enable_nas_shared = xyes; then
 984                 AC_MSG_WARN([You must have SDL_LoadObject() support for dynamic NAS loading])
 985             fi
 986             if test x$have_loadso = xyes && \
 987                test x$enable_nas_shared = xyes && test x$nas_lib != x; then
 988                 echo "-- dynamic libaudio -> $nas_lib"
 989                 AC_DEFINE_UNQUOTED(SDL_AUDIO_DRIVER_NAS_DYNAMIC, "$nas_lib", [ ])
 990                 SUMMARY_audio="${SUMMARY_audio} nas(dynamic)"
 991             else
 992                 EXTRA_LDFLAGS="$EXTRA_LDFLAGS $NAS_LIBS"
 993                 SUMMARY_audio="${SUMMARY_audio} nas"
 994             fi
 995
 996             AC_DEFINE(SDL_AUDIO_DRIVER_NAS, 1, [ ])
 997             SOURCES="$SOURCES $srcdir/src/audio/nas/*.c"
 998             EXTRA_CFLAGS="$EXTRA_CFLAGS $NAS_CFLAGS"
 999             have_audio=yes
1000         fi
1001     fi
1002 }
1003
1004 dnl See if the sndio audio interface is supported
1005 CheckSNDIO()
1006 {
1007     AC_ARG_ENABLE(sndio,
1008 AC_HELP_STRING([--enable-sndio], [support the sndio audio API [[default=yes]]]),
1009                   , enable_sndio=yes)
1010     if test x$enable_audio = xyes -a x$enable_sndio = xyes; then
1011         AC_CHECK_HEADER(sndio.h, have_sndio_hdr=yes)
1012         AC_CHECK_LIB(sndio, sio_open, have_sndio_lib=yes)
1013
1014         AC_MSG_CHECKING(for sndio audio support)
1015         have_sndio=no
1016
1017         if test x$have_sndio_hdr = xyes -a x$have_sndio_lib = xyes; then
1018             have_sndio=yes
1019             SNDIO_LIBS="-lsndio"
1020         fi
1021
1022         AC_MSG_RESULT($have_sndio)
1023
1024         if test x$have_sndio = xyes; then
1025             AC_ARG_ENABLE(sndio-shared,
1026 AC_HELP_STRING([--enable-sndio-shared], [dynamically load sndio audio support [[default=yes]]]),
1027                           , enable_sndio_shared=yes)
1028             sndio_lib=[`find_lib "libsndio.so.*" "$SNDIO_LIBS" | sed 's/.*\/\(.*\)/\1/; q'`]
1029
1030             if test x$have_loadso != xyes && \
1031                test x$enable_sndio_shared = xyes; then
1032                 AC_MSG_WARN([You must have SDL_LoadObject() support for dynamic sndio loading])
1033             fi
1034             if test x$have_loadso = xyes && \
1035                test x$enable_sndio_shared = xyes && test x$sndio_lib != x; then
1036                 echo "-- dynamic libsndio -> $sndio_lib"
1037                 AC_DEFINE_UNQUOTED(SDL_AUDIO_DRIVER_SNDIO_DYNAMIC, "$sndio_lib", [ ])
1038                 SUMMARY_audio="${SUMMARY_audio} sndio(dynamic)"
1039             else
1040                 EXTRA_LDFLAGS="$EXTRA_LDFLAGS $SNDIO_LIBS"
1041                 SUMMARY_audio="${SUMMARY_audio} sndio"
1042             fi
1043
1044             AC_DEFINE(SDL_AUDIO_DRIVER_SNDIO, 1, [ ])
1045             SOURCES="$SOURCES $srcdir/src/audio/sndio/*.c"
1046             EXTRA_CFLAGS="$EXTRA_CFLAGS $SNDIO_CFLAGS"
1047             have_audio=yes
1048         fi
1049     fi
1050 }
1051
1052 dnl rcg07142001 See if the user wants the disk writer audio driver...
1053 CheckDiskAudio()
1054 {
1055     AC_ARG_ENABLE(diskaudio,
1056 AC_HELP_STRING([--enable-diskaudio], [support the disk writer audio driver [[default=yes]]]),
1057                   , enable_diskaudio=yes)
1058     if test x$enable_audio = xyes -a x$enable_diskaudio = xyes; then
1059         AC_DEFINE(SDL_AUDIO_DRIVER_DISK, 1, [ ])
1060         SOURCES="$SOURCES $srcdir/src/audio/disk/*.c"
1061         SUMMARY_audio="${SUMMARY_audio} disk"
1062     fi
1063 }
1064
1065 dnl rcg03142006 See if the user wants the dummy audio driver...
1066 CheckDummyAudio()
1067 {
1068     AC_ARG_ENABLE(dummyaudio,
1069 AC_HELP_STRING([--enable-dummyaudio], [support the dummy audio driver [[default=yes]]]),
1070                   , enable_dummyaudio=yes)
1071     if test x$enable_audio = xyes -a x$enable_dummyaudio = xyes; then
1072         AC_DEFINE(SDL_AUDIO_DRIVER_DUMMY, 1, [ ])
1073         SOURCES="$SOURCES $srcdir/src/audio/dummy/*.c"
1074         SUMMARY_audio="${SUMMARY_audio} dummy"
1075     fi
1076 }
1077
1078 dnl See if GCC's -fvisibility=hidden is supported (gcc4 and later, usually).
1079 dnl  Details of this flag are here: http://gcc.gnu.org/wiki/Visibility
1080 CheckVisibilityHidden()
1081 {
1082     AC_MSG_CHECKING(for GCC -fvisibility=hidden option)
1083     have_gcc_fvisibility=no
1084
1085     visibility_CFLAGS="-fvisibility=hidden"
1086     save_CFLAGS="$CFLAGS"
1087     CFLAGS="$save_CFLAGS $visibility_CFLAGS -Werror"
1088     AC_TRY_COMPILE([
1089     #if !defined(__GNUC__) || __GNUC__ < 4
1090     #error SDL only uses visibility attributes in GCC 4 or newer
1091     #endif
1092     ],[
1093     ],[
1094     have_gcc_fvisibility=yes
1095     ])
1096     AC_MSG_RESULT($have_gcc_fvisibility)
1097     CFLAGS="$save_CFLAGS"
1098
1099     if test x$have_gcc_fvisibility = xyes; then
1100         EXTRA_CFLAGS="$EXTRA_CFLAGS $visibility_CFLAGS"
1101     fi
1102 }
1103
1104 dnl See if GCC's -mpreferred-stack-boundary is supported.
1105 dnl  Reference: http://bugzilla.libsdl.org/show_bug.cgi?id=1296
1106 CheckStackBoundary()
1107 {
1108     AC_MSG_CHECKING(for GCC -mpreferred-stack-boundary option)
1109     have_gcc_preferred_stack_boundary=no
1110
1111     save_CFLAGS="$CFLAGS"
1112     CFLAGS="$save_CFLAGS -mpreferred-stack-boundary=2"
1113     AC_TRY_COMPILE([
1114     int x = 0;
1115     ],[
1116     ],[
1117     have_gcc_preferred_stack_boundary=yes
1118     ])
1119     AC_MSG_RESULT($have_gcc_preferred_stack_boundary)
1120     CFLAGS="$save_CFLAGS"
1121
1122     if test x$have_gcc_preferred_stack_boundary = xyes; then
1123         EXTRA_CFLAGS="$EXTRA_CFLAGS -mpreferred-stack-boundary=2"
1124     fi
1125 }
1126
1127 dnl See if GCC's -Wall is supported.
1128 CheckWarnAll()
1129 {
1130     AC_MSG_CHECKING(for GCC -Wall option)
1131     have_gcc_Wall=no
1132
1133     save_CFLAGS="$CFLAGS"
1134     CFLAGS="$save_CFLAGS -Wall"
1135     AC_TRY_COMPILE([
1136     int x = 0;
1137     ],[
1138     ],[
1139     have_gcc_Wall=yes
1140     ])
1141     AC_MSG_RESULT($have_gcc_Wall)
1142     CFLAGS="$save_CFLAGS"
1143
1144     if test x$have_gcc_Wall = xyes; then
1145         EXTRA_CFLAGS="$EXTRA_CFLAGS -Wall"
1146
1147         dnl Haiku headers use multicharacter constants all over the place. Ignore these warnings when using -Wall.
1148         AC_MSG_CHECKING(for necessary GCC -Wno-multichar option)
1149         need_gcc_Wno_multichar=no
1150         case "$host" in
1151             *-*-haiku*)
1152                 need_gcc_Wno_multichar=yes
1153                 ;;
1154         esac
1155         AC_MSG_RESULT($need_gcc_Wno_multichar)
1156         if test x$need_gcc_Wno_multichar = xyes; then
1157             EXTRA_CFLAGS="$EXTRA_CFLAGS -Wno-multichar"
1158         fi
1159     fi
1160 }
1161
1162 dnl Check for Wayland
1163 CheckWayland()
1164 {
1165     AC_ARG_ENABLE(video-wayland,
1166 AC_HELP_STRING([--enable-video-wayland], [use Wayland video driver [[default=yes]]]),
1167                   ,enable_video_wayland=yes)
1168
1169     AC_ARG_ENABLE(video-wayland-qt-touch,
1170 AC_HELP_STRING([--enable-video-wayland-qt-touch], [QtWayland server support for Wayland video driver [[default=yes]]]),
1171                   ,enable_video_wayland_qt_touch=yes)
1172
1173     if test x$enable_video = xyes -a x$enable_video_wayland = xyes; then
1174         AC_PATH_PROG(PKG_CONFIG, pkg-config, no)
1175         AC_MSG_CHECKING(for Wayland support)
1176         video_wayland=no
1177         if  test x$PKG_CONFIG != xno && \
1178             test x$video_opengl_egl = xyes && \
1179             test x$video_opengles_v2 = xyes; then
1180             if $PKG_CONFIG --exists wayland-client wayland-egl wayland-cursor egl xkbcommon ; then
1181                 WAYLAND_CFLAGS=`$PKG_CONFIG --cflags wayland-client wayland-egl wayland-cursor xkbcommon`
1182                 WAYLAND_LIBS=`$PKG_CONFIG --libs wayland-client wayland-egl wayland-cursor xkbcommon`
1183                 video_wayland=yes
1184             fi
1185         fi
1186         AC_MSG_RESULT($video_wayland)
1187
1188         if test x$video_wayland = xyes; then
1189             AC_DEFINE(SDL_VIDEO_DRIVER_WAYLAND, 1, [ ])
1190             if test x$enable_video_wayland_qt_touch = xyes; then
1191                 AC_DEFINE(SDL_VIDEO_DRIVER_WAYLAND_QT_TOUCH, 1, [ ])
1192             fi
1193             SOURCES="$SOURCES $srcdir/src/video/wayland/*.c"
1194             EXTRA_CFLAGS="$EXTRA_CFLAGS $WAYLAND_CFLAGS"
1195             AC_ARG_ENABLE(wayland-shared,
1196 AC_HELP_STRING([--enable-wayland-shared], [dynamically load Wayland support [[default=maybe]]]),
1197                           , enable_wayland_shared=maybe)
1198
1199             dnl FIXME: Do BSD and OS X need special cases?
1200             case "$host" in
1201                 *)
1202                     wayland_client_lib=[`find_lib "libwayland-client.so.*" "$WAYLAND_LIBS" | sed 's/.*\/\(.*\)/\1/; q'`]
1203                     wayland_egl_lib=[`find_lib "libwayland-egl.so.*" "$WAYLAND_LIBS" | sed 's/.*\/\(.*\)/\1/; q'`]
1204                     if test x$wayland_egl_lib = x; then
1205                         dnl This works in Ubuntu 13.10, maybe others
1206                         wayland_egl_lib=[`find_lib "mesa-egl/libwayland-egl.so.*" "$WAYLAND_LIBS" | sed 's/.*\/\(.*\)/\1/; q'`]
1207                     fi
1208                     wayland_cursor_lib=[`find_lib "libwayland-cursor.so.*" "$WAYLAND_LIBS" | sed 's/.*\/\(.*\)/\1/; q'`]
1209                     xkbcommon_lib=[`find_lib "libxkbcommon.so.*" "$WAYLAND_LIBS" | sed 's/.*\/\(.*\)/\1/; q'`]
1210                     ;;
1211             esac
1212
1213             if test x$enable_wayland_shared = xmaybe; then
1214                 enable_wayland_shared=yes
1215             fi
1216             if test x$have_loadso != xyes && \
1217                test x$enable_wayland_shared = xyes; then
1218                 AC_MSG_WARN([You must have SDL_LoadObject() support for dynamic Wayland loading])
1219                 enable_wayland_shared=no
1220             fi
1221             if test x$have_loadso = xyes && \
1222                test x$enable_wayland_shared = xyes && \
1223                test x$wayland_client_lib != x && \
1224                test x$wayland_egl_lib != x && \
1225                test x$wayland_cursor_lib != x && \
1226                test x$xkbcommon_lib != x; then
1227                 echo "-- dynamic libwayland-client -> $wayland_client_lib"
1228                 echo "-- dynamic libwayland-egl -> $wayland_egl_lib"
1229                 echo "-- dynamic libwayland-cursor -> $wayland_cursor_lib"
1230                 echo "-- dynamic libxkbcommon -> $xkbcommon_lib"
1231                 AC_DEFINE_UNQUOTED(SDL_VIDEO_DRIVER_WAYLAND_DYNAMIC, "$wayland_client_lib", [ ])
1232                 AC_DEFINE_UNQUOTED(SDL_VIDEO_DRIVER_WAYLAND_DYNAMIC_EGL, "$wayland_egl_lib", [ ])
1233                 AC_DEFINE_UNQUOTED(SDL_VIDEO_DRIVER_WAYLAND_DYNAMIC_CURSOR, "$wayland_cursor_lib", [ ])
1234                 AC_DEFINE_UNQUOTED(SDL_VIDEO_DRIVER_WAYLAND_DYNAMIC_XKBCOMMON, "$xkbcommon_lib", [ ])
1235                 SUMMARY_video="${SUMMARY_video} wayland(dynamic)"
1236             else
1237                 enable_wayland_shared=no
1238                 EXTRA_LDFLAGS="$EXTRA_LDFLAGS $WAYLAND_LIBS"
1239                 SUMMARY_video="${SUMMARY_video} wayland"
1240             fi
1241             have_video=yes
1242         fi
1243     fi
1244 }
1245
1246 dnl Check for Mir
1247 CheckMir()
1248 {
1249     AC_ARG_ENABLE(video-mir,
1250 AC_HELP_STRING([--enable-video-mir], [use Mir video driver [[default=yes]]]),
1251                   ,enable_video_mir=yes)
1252
1253     if test x$enable_video = xyes -a x$enable_video_mir = xyes; then
1254         AC_PATH_PROG(PKG_CONFIG, pkg-config, no)
1255         AC_MSG_CHECKING(for Mir support)
1256         video_mir=no
1257         if test x$PKG_CONFIG != xno; then
1258             if $PKG_CONFIG --exists mirclient egl xkbcommon ; then
1259                 MIR_CFLAGS=`$PKG_CONFIG --cflags mirclient egl xkbcommon`
1260                 MIR_LIBS=`$PKG_CONFIG --libs mirclient egl xkbcommon`
1261                 save_CFLAGS="$CFLAGS"
1262                 CFLAGS="$save_CFLAGS $MIR_CFLAGS"
1263
1264                 dnl This will disable Mir on Ubuntu < 14.04
1265                 AC_TRY_COMPILE([
1266                 #include <mir_toolkit/mir_client_library.h>
1267                 ],[
1268                     MirMotionToolType tool = mir_motion_tool_type_mouse;
1269                 ],[
1270                 video_mir=yes
1271                 ])
1272                 CFLAGS="$save_CFLAGS"
1273             fi
1274         fi
1275         AC_MSG_RESULT($video_mir)
1276
1277         if test x$video_mir = xyes; then
1278             AC_DEFINE(SDL_VIDEO_DRIVER_MIR, 1, [ ])
1279             SOURCES="$SOURCES $srcdir/src/video/mir/*.c"
1280             EXTRA_CFLAGS="$EXTRA_CFLAGS $MIR_CFLAGS"
1281             AC_ARG_ENABLE(mir-shared,
1282 AC_HELP_STRING([--enable-mir-shared], [dynamically load Mir support [[default=maybe]]]),
1283                           , enable_mir_shared=maybe)
1284
1285             dnl FIXME: Do BSD and OS X need special cases?
1286             case "$host" in
1287                 *)
1288                     mirclient_lib=[`find_lib "libmirclient.so.*" "$MIR_LIBS" | sed 's/.*\/\(.*\)/\1/; q'`]
1289                     xkbcommon_lib=[`find_lib "libxkbcommon.so.*" "$MIR_LIBS" | sed 's/.*\/\(.*\)/\1/; q'`]
1290                     ;;
1291             esac
1292
1293             if test x$enable_mir_shared = xmaybe; then
1294                 enable_mir_shared=yes
1295             fi
1296             if test x$have_loadso != xyes && \
1297                test x$enable_mir_shared = xyes; then
1298                 AC_MSG_WARN([You must have SDL_LoadObject() support for dynamic Mir loading])
1299                 enable_mir_shared=no
1300             fi
1301             if test x$have_loadso = xyes && \
1302                test x$enable_mir_shared = xyes && \
1303                test x$mirclient_lib != x && \
1304                test x$xkbcommon_lib != x; then
1305                 echo "-- dynamic libmirclient -> $mirclient_lib"
1306                 echo "-- dynamic libxkbcommon -> $xkbcommon_lib"
1307                 AC_DEFINE_UNQUOTED(SDL_VIDEO_DRIVER_MIR_DYNAMIC, "$mirclient_lib", [ ])
1308                 AC_DEFINE_UNQUOTED(SDL_VIDEO_DRIVER_MIR_DYNAMIC_XKBCOMMON, "$xkbcommon_lib", [ ])
1309                 SUMMARY_video="${SUMMARY_video} mir(dynamic)"
1310             else
1311                 enable_mir_shared=no
1312                 EXTRA_LDFLAGS="$EXTRA_LDFLAGS $MIR_LIBS"
1313                 SUMMARY_video="${SUMMARY_video} mir"
1314             fi
1315             have_video=yes
1316         fi
1317     fi
1318 }
1319
1320 dnl Check for Native Client stuff
1321 CheckNativeClient()
1322 {
1323         AC_TRY_COMPILE([
1324           #if !defined(__native_client__)
1325           #error "NO NACL"
1326           #endif
1327         ],[
1328         ],[
1329         AC_DEFINE(SDL_VIDEO_DRIVER_NACL)
1330         AC_DEFINE(SDL_AUDIO_DRIVER_NACL)
1331         AC_DEFINE(HAVE_POW, 1, [ ])
1332         AC_DEFINE(HAVE_OPENGLES2, 1, [ ])
1333         AC_DEFINE(SDL_VIDEO_OPENGL_ES2, 1, [ ])
1334         AC_DEFINE(SDL_VIDEO_RENDER_OGL_ES2, 1, [ ])
1335
1336         SDL_LIBS="-lppapi_simple -lppapi_gles2 $SDL_LIBS"
1337
1338         SDLMAIN_SOURCES="$srcdir/src/main/nacl/*.c"
1339         SOURCES="$SOURCES $srcdir/src/audio/nacl/*.c"
1340         SUMMARY_audio="${SUMMARY_audio} nacl"
1341         SOURCES="$SOURCES $srcdir/src/video/nacl/*.c"
1342         SUMMARY_video="${SUMMARY_video} nacl opengles2"
1343         ])
1344 }
1345
1346
1347 dnl Find the X11 include and library directories
1348 CheckX11()
1349 {
1350
1351
1352     AC_ARG_ENABLE(video-x11,
1353 AC_HELP_STRING([--enable-video-x11], [use X11 video driver [[default=yes]]]),
1354                   , enable_video_x11=yes)
1355     if test x$enable_video = xyes -a x$enable_video_x11 = xyes; then
1356         case "$host" in
1357             *-*-darwin*)
1358                 # This isn't necessary for X11, but fixes GLX detection
1359                 if test "x$x_includes" = xNONE && \
1360                    test "x$x_libraries" = xNONE && \
1361                    test -d /usr/X11R6/include && \
1362                    test -d /usr/X11R6/lib; then
1363                     x_includes="/usr/X11R6/include"
1364                     x_libraries="/usr/X11R6/lib"
1365                 fi
1366                 ;;
1367         esac
1368         AC_PATH_X
1369         AC_PATH_XTRA
1370         if test x$have_x = xyes; then
1371             AC_ARG_ENABLE(x11-shared,
1372 AC_HELP_STRING([--enable-x11-shared], [dynamically load X11 support [[default=maybe]]]),
1373                           , enable_x11_shared=maybe)
1374
1375             case "$host" in
1376                 *-*-darwin*)
1377                     x11_lib='/usr/X11R6/lib/libX11.6.dylib'
1378                     x11ext_lib='/usr/X11R6/lib/libXext.6.dylib'
1379                     xcursor_lib='/usr/X11R6/lib/libXcursor.1.dylib'
1380                     xinerama_lib='/usr/X11R6/lib/libXinerama.1.dylib'
1381                     xinput_lib='/usr/X11R6/lib/libXi.6.dylib'
1382                     xrandr_lib='/usr/X11R6/lib/libXrandr.2.dylib'
1383                     xrender_lib='/usr/X11R6/lib/libXrender.1.dylib'
1384                     xss_lib='/usr/X11R6/lib/libXss.1.dylib'
1385                     xvidmode_lib='/usr/X11R6/lib/libXxf86vm.1.dylib'
1386                     ;;
1387                 *-*-openbsd*)
1388                     x11_lib='libX11.so'
1389                     x11ext_lib='libXext.so'
1390                     xcursor_lib='libXcursor.so'
1391                     xinerama_lib='libXinerama.so'
1392                     xinput_lib='libXi.so'
1393                     xrandr_lib='libXrandr.so'
1394                     xrender_lib='libXrender.so'
1395                     xss_lib='libXss.so'
1396                     xvidmode_lib='libXxf86vm.so'
1397                     ;;
1398                 *)
1399                     x11_lib=[`find_lib "libX11.so.*" "$X_LIBS -L/usr/X11/$base_libdir -L/usr/X11R6/$base_libdir" | sed 's/.*\/\(.*\)/\1/; q'`]
1400                     x11ext_lib=[`find_lib "libXext.so.*" "$X_LIBS -L/usr/X11/$base_libdir -L/usr/X11R6/$base_libdir" | sed 's/.*\/\(.*\)/\1/; q'`]
1401                     xcursor_lib=[`find_lib "libXcursor.so.*" "$X_LIBS -L/usr/X11/$base_libdir -L/usr/X11R6/$base_libdir" | sed 's/.*\/\(.*\)/\1/; q'`]
1402                     xinerama_lib=[`find_lib "libXinerama.so.*" "$X_LIBS -L/usr/X11/$base_libdir -L/usr/X11R6/$base_libdir" | sed 's/.*\/\(.*\)/\1/; q'`]
1403                     xinput_lib=[`find_lib "libXi.so.*" "$X_LIBS -L/usr/X11/$base_libdir -L/usr/X11R6/$base_libdir" | sed 's/.*\/\(.*\)/\1/; q'`]
1404                     xrandr_lib=[`find_lib "libXrandr.so.*" "$X_LIBS -L/usr/X11/$base_libdir -L/usr/X11R6/$base_libdir" | sed 's/.*\/\(.*\)/\1/; q'`]
1405                     xrender_lib=[`find_lib "libXrender.so.*" "$X_LIBS -L/usr/X11/$base_libdir -L/usr/X11R6/$base_libdir" | sed 's/.*\/\(.*\)/\1/; q'`]
1406                     xss_lib=[`find_lib "libXss.so.*" "$X_LIBS -L/usr/X11/$base_libdir -L/usr/X11R6/$base_libdir" | sed 's/.*\/\(.*\)/\1/; q'`]
1407                     xvidmode_lib=[`find_lib "libXxf86vm.so.*" "$X_LIBS -L/usr/X11/$base_libdir -L/usr/X11R6/$base_libdir" | sed 's/.*\/\(.*\)/\1/; q'`]
1408                     ;;
1409             esac
1410
1411             if test x$ac_cv_func_shmat != xyes; then
1412                 X_CFLAGS="$X_CFLAGS -DNO_SHARED_MEMORY"
1413             fi
1414             CFLAGS="$CFLAGS $X_CFLAGS"
1415             LDFLAGS="$LDFLAGS $X_LIBS"
1416
1417             AC_CHECK_HEADER(X11/extensions/Xext.h,
1418                             have_xext_h_hdr=yes,
1419                             have_xext_h_hdr=no,
1420                             [#include <X11/Xlib.h>
1421                              #include <X11/Xproto.h>
1422                             ])
1423             if test x$have_xext_h_hdr != xyes; then
1424                AC_MSG_ERROR([
1425 *** Missing Xext.h, maybe you need to install the libxext-dev package?
1426                ])
1427             fi
1428
1429             AC_DEFINE(SDL_VIDEO_DRIVER_X11, 1, [ ])
1430             SOURCES="$SOURCES $srcdir/src/video/x11/*.c"
1431             EXTRA_CFLAGS="$EXTRA_CFLAGS $X_CFLAGS"
1432
1433             # Needed so SDL applications can include SDL_syswm.h
1434             SDL_CFLAGS="$SDL_CFLAGS $X_CFLAGS"
1435
1436             if test x$enable_x11_shared = xmaybe; then
1437                 enable_x11_shared=yes
1438             fi
1439             if test x$have_loadso != xyes && \
1440                test x$enable_x11_shared = xyes; then
1441                 AC_MSG_WARN([You must have SDL_LoadObject() support for dynamic X11 loading])
1442                 enable_x11_shared=no
1443             fi
1444             if test x$have_loadso = xyes && \
1445                test x$enable_x11_shared = xyes && test x$x11_lib != x && test x$x11ext_lib != x; then
1446                 echo "-- dynamic libX11 -> $x11_lib"
1447                 echo "-- dynamic libX11ext -> $x11ext_lib"
1448                 AC_DEFINE_UNQUOTED(SDL_VIDEO_DRIVER_X11_DYNAMIC, "$x11_lib", [ ])
1449                 AC_DEFINE_UNQUOTED(SDL_VIDEO_DRIVER_X11_DYNAMIC_XEXT, "$x11ext_lib", [ ])
1450                 SUMMARY_video="${SUMMARY_video} x11(dynamic)"
1451             else
1452                 enable_x11_shared=no
1453                 EXTRA_LDFLAGS="$EXTRA_LDFLAGS $X_LIBS -lX11 -lXext"
1454                 SUMMARY_video="${SUMMARY_video} x11"
1455             fi
1456             have_video=yes
1457
1458             AC_MSG_CHECKING(for const parameter to XextAddDisplay)
1459             have_const_param_XextAddDisplay=no
1460             AC_TRY_COMPILE([
1461               #include <X11/Xlib.h>
1462               #include <X11/Xproto.h>
1463               #include <X11/extensions/Xext.h>
1464               #include <X11/extensions/extutil.h>
1465               extern XExtDisplayInfo* XextAddDisplay(XExtensionInfo* a,Display* b,_Xconst char* c,XExtensionHooks* d,int e,XPointer f);
1466             ],[
1467             ],[
1468             have_const_param_XextAddDisplay=yes
1469             AC_DEFINE(SDL_VIDEO_DRIVER_X11_CONST_PARAM_XEXTADDDISPLAY)
1470             ])
1471             AC_MSG_RESULT($have_const_param_XextAddDisplay)
1472
1473             dnl AC_CHECK_LIB(X11, XGetEventData, AC_DEFINE(SDL_VIDEO_DRIVER_X11_SUPPORTS_GENERIC_EVENTS, 1, [Have XGenericEvent]))
1474             AC_MSG_CHECKING([for XGenericEvent])
1475             have_XGenericEvent=no
1476             AC_TRY_COMPILE([
1477                 #include <X11/Xlib.h>
1478             ],[
1479 Display *display;
1480 XEvent event;
1481 XGenericEventCookie *cookie = &event.xcookie;
1482 XNextEvent(display, &event);
1483 XGetEventData(display, cookie);
1484 XFreeEventData(display, cookie);
1485             ],[
1486                 have_XGenericEvent=yes
1487                 AC_DEFINE(SDL_VIDEO_DRIVER_X11_SUPPORTS_GENERIC_EVENTS)
1488             ])
1489             AC_MSG_RESULT($have_XGenericEvent)
1490
1491             AC_CHECK_LIB(X11, XkbKeycodeToKeysym, AC_DEFINE(SDL_VIDEO_DRIVER_X11_HAS_XKBKEYCODETOKEYSYM, 1, [Have XkbKeycodeToKeysym]))
1492
1493             AC_ARG_ENABLE(video-x11-xcursor,
1494 AC_HELP_STRING([--enable-video-x11-xcursor], [enable X11 Xcursor support [[default=yes]]]),
1495                             , enable_video_x11_xcursor=yes)
1496             if test x$enable_video_x11_xcursor = xyes; then
1497                 definitely_enable_video_x11_xcursor=no
1498                 AC_CHECK_HEADER(X11/Xcursor/Xcursor.h,
1499                                 have_xcursor_h_hdr=yes,
1500                                 have_xcursor_h_hdr=no,
1501                                 [#include <X11/Xlib.h>
1502                                 ])
1503                 if test x$have_xcursor_h_hdr = xyes; then
1504                     if test x$enable_x11_shared = xyes && test x$xcursor_lib != x ; then
1505                         echo "-- dynamic libXcursor -> $xcursor_lib"
1506                         AC_DEFINE_UNQUOTED(SDL_VIDEO_DRIVER_X11_DYNAMIC_XCURSOR, "$xcursor_lib", [ ])
1507                         definitely_enable_video_x11_xcursor=yes
1508                     else
1509                         AC_CHECK_LIB(Xcursor, XcursorImageCreate, have_xcursor_lib=yes)
1510                         if test x$have_xcursor_lib = xyes ; then
1511                             EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lXcursor"
1512                             definitely_enable_video_x11_xcursor=yes
1513                         fi
1514                     fi
1515                 fi
1516             fi
1517             if test x$definitely_enable_video_x11_xcursor = xyes; then
1518                 AC_DEFINE(SDL_VIDEO_DRIVER_X11_XCURSOR, 1, [ ])
1519                 SUMMARY_video_x11="${SUMMARY_video_x11} xcursor"
1520             fi
1521             AC_ARG_ENABLE(video-x11-xdbe,
1522 AC_HELP_STRING([--enable-video-x11-xdbe], [enable X11 Xdbe support [[default=yes]]]),
1523                             , enable_video_x11_xdbe=yes)
1524             if test x$enable_video_x11_xdbe = xyes; then
1525                 AC_CHECK_HEADER(X11/extensions/Xdbe.h,
1526                                 have_dbe_h_hdr=yes,
1527                                 have_dbe_h_hdr=no,
1528                                 [#include <X11/Xlib.h>
1529                                 ])
1530                 if test x$have_dbe_h_hdr = xyes; then
1531                     AC_DEFINE(SDL_VIDEO_DRIVER_X11_XDBE, 1, [ ])
1532                     SUMMARY_video_x11="${SUMMARY_video_x11} xdbe"
1533                 fi
1534             fi
1535             AC_ARG_ENABLE(video-x11-xinerama,
1536 AC_HELP_STRING([--enable-video-x11-xinerama], [enable X11 Xinerama support [[default=yes]]]),
1537                             , enable_video_x11_xinerama=yes)
1538             if test x$enable_video_x11_xinerama = xyes; then
1539                 definitely_enable_video_x11_xinerama=no
1540                 AC_CHECK_HEADER(X11/extensions/Xinerama.h,
1541                                 have_xinerama_h_hdr=yes,
1542                                 have_xinerama_h_hdr=no,
1543                                 [#include <X11/Xlib.h>
1544                                 ])
1545                 if test x$have_xinerama_h_hdr = xyes; then
1546                     if test x$enable_x11_shared = xyes && test x$xinerama_lib != x ; then
1547                         echo "-- dynamic libXinerama -> $xinerama_lib"
1548                         AC_DEFINE_UNQUOTED(SDL_VIDEO_DRIVER_X11_DYNAMIC_XINERAMA, "$xinerama_lib", [ ])
1549                         definitely_enable_video_x11_xinerama=yes
1550                     else
1551                         AC_CHECK_LIB(Xinerama, XineramaQueryExtension, have_xinerama_lib=yes)
1552                         if test x$have_xinerama_lib = xyes ; then
1553                             EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lXinerama"
1554                             definitely_enable_video_x11_xinerama=yes
1555                         fi
1556                     fi
1557                 fi
1558             fi
1559             if test x$definitely_enable_video_x11_xinerama = xyes; then
1560                 AC_DEFINE(SDL_VIDEO_DRIVER_X11_XINERAMA, 1, [ ])
1561                 SUMMARY_video_x11="${SUMMARY_video_x11} xinerama"
1562             fi
1563             AC_ARG_ENABLE(video-x11-xinput,
1564 AC_HELP_STRING([--enable-video-x11-xinput], [enable X11 XInput extension for manymouse, tablets, etc [[default=yes]]]),
1565                             , enable_video_x11_xinput=yes)
1566             if test x$enable_video_x11_xinput = xyes; then
1567                 definitely_enable_video_x11_xinput=no
1568                 AC_CHECK_HEADER(X11/extensions/XInput2.h,
1569                                 have_xinput_h_hdr=yes,
1570                                 have_xinput_h_hdr=no,
1571                                 [#include <X11/Xlib.h>
1572                                 ])
1573                 if test x$have_xinput_h_hdr = xyes; then
1574                     if test x$enable_x11_shared = xyes && test x$xinput_lib != x ; then
1575                         echo "-- dynamic libXi -> $xinput_lib"
1576                         AC_DEFINE_UNQUOTED(SDL_VIDEO_DRIVER_X11_DYNAMIC_XINPUT2, "$xinput_lib", [ ])
1577                         definitely_enable_video_x11_xinput=yes
1578                     else
1579                         AC_CHECK_LIB(Xi, XOpenDevice, have_xinput_lib=yes)
1580                         if test x$have_xinput_lib = xyes ; then
1581                             EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lXi"
1582                             definitely_enable_video_x11_xinput=yes
1583                         fi
1584                     fi
1585                 fi
1586             fi
1587             if test x$definitely_enable_video_x11_xinput = xyes; then
1588                 SUMMARY_video_x11="${SUMMARY_video_x11} xinput2"
1589                 AC_DEFINE(SDL_VIDEO_DRIVER_X11_XINPUT2, 1, [ ])
1590                 AC_MSG_CHECKING(for xinput2 multitouch)
1591                 have_xinput2_multitouch=no
1592                 AC_TRY_COMPILE([
1593                         #include <X11/Xlib.h>
1594                         #include <X11/Xproto.h>
1595                         #include <X11/extensions/XInput2.h>
1596                 ],[
1597 int event_type = XI_TouchBegin;
1598 XITouchClassInfo *t;
1599                 ],[
1600                 have_xinput2_multitouch=yes
1601                 AC_DEFINE(SDL_VIDEO_DRIVER_X11_XINPUT2_SUPPORTS_MULTITOUCH)
1602                 SUMMARY_video_x11="${SUMMARY_video_x11} xinput2_multitouch"
1603                 ])
1604                 AC_MSG_RESULT($have_xinput2_multitouch)
1605             fi
1606             AC_ARG_ENABLE(video-x11-xrandr,
1607 AC_HELP_STRING([--enable-video-x11-xrandr], [enable X11 Xrandr extension for fullscreen [[default=yes]]]),
1608                             , enable_video_x11_xrandr=yes)
1609             if test x$enable_video_x11_xrandr = xyes; then
1610                 dnl XRRScreenResources is only present in Xrandr >= 1.2, we use that as a test.
1611                 definitely_enable_video_x11_xrandr=no
1612                 have_xrandr_h_hdr=no
1613                 AC_TRY_COMPILE([
1614                 #include <X11/Xlib.h>
1615                 #include <X11/extensions/Xrandr.h>
1616                 ],[
1617                 XRRScreenResources *res = NULL;
1618                 ],[
1619                 have_xrandr_h_hdr=yes
1620                 ])
1621                 if test x$have_xrandr_h_hdr = xyes; then
1622                     if test x$enable_x11_shared = xyes && test x$xrandr_lib != x ; then
1623                         echo "-- dynamic libXrandr -> $xrandr_lib"
1624                         AC_DEFINE_UNQUOTED(SDL_VIDEO_DRIVER_X11_DYNAMIC_XRANDR, "$xrandr_lib", [ ])
1625                         definitely_enable_video_x11_xrandr=yes
1626                     else
1627                         AC_CHECK_LIB(Xrandr, XRRQueryExtension, have_xrandr_lib=yes)
1628                         if test x$have_xrandr_lib = xyes ; then
1629                             EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lXrandr"
1630                             definitely_enable_video_x11_xrandr=yes
1631                         fi
1632                     fi
1633                 fi
1634             fi
1635             if test x$definitely_enable_video_x11_xrandr = xyes; then
1636                 AC_DEFINE(SDL_VIDEO_DRIVER_X11_XRANDR, 1, [ ])
1637                 SUMMARY_video_x11="${SUMMARY_video_x11} xrandr"
1638             fi
1639             AC_ARG_ENABLE(video-x11-scrnsaver,
1640 AC_HELP_STRING([--enable-video-x11-scrnsaver], [enable X11 screensaver extension [[default=yes]]]),
1641                             , enable_video_x11_scrnsaver=yes)
1642             if test x$enable_video_x11_scrnsaver = xyes; then
1643                 AC_CHECK_HEADER(X11/extensions/scrnsaver.h,
1644                                 have_scrnsaver_h_hdr=yes,
1645                                 have_scrnsaver_h_hdr=no,
1646                                 [#include <X11/Xlib.h>
1647                                 ])
1648                 if test x$have_scrnsaver_h_hdr = xyes; then
1649                     if test x$enable_x11_shared = xyes && test x$xss_lib != x ; then
1650                         echo "-- dynamic libXss -> $xss_lib"
1651                         AC_DEFINE_UNQUOTED(SDL_VIDEO_DRIVER_X11_DYNAMIC_XSS, "$xss_lib", [ ])
1652                         definitely_enable_video_x11_scrnsaver=yes
1653                     else
1654                         AC_CHECK_LIB(Xss, XScreenSaverSuspend, have_xss_lib=yes)
1655                         if test x$have_xss_lib = xyes ; then
1656                             EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lXss"
1657                             definitely_enable_video_x11_scrnsaver=yes
1658                         fi
1659                     fi
1660                 fi
1661             fi
1662             if test x$definitely_enable_video_x11_scrnsaver = xyes; then
1663                 AC_DEFINE(SDL_VIDEO_DRIVER_X11_XSCRNSAVER, 1, [ ])
1664                 SUMMARY_video_x11="${SUMMARY_video_x11} xscrnsaver"
1665             fi
1666             AC_ARG_ENABLE(video-x11-xshape,
1667 AC_HELP_STRING([--enable-video-x11-xshape], [enable X11 XShape support [[default=yes]]]),
1668                             , enable_video_x11_xshape=yes)
1669             if test x$enable_video_x11_xshape = xyes; then
1670                 AC_CHECK_HEADER(X11/extensions/shape.h,
1671                                 have_shape_h_hdr=yes,
1672                                 have_shape_h_hdr=no,
1673                                 [#include <X11/Xlib.h>
1674                                 ])
1675                 if test x$have_shape_h_hdr = xyes; then
1676                     AC_DEFINE(SDL_VIDEO_DRIVER_X11_XSHAPE, 1, [ ])
1677                     SUMMARY_video_x11="${SUMMARY_video_x11} xshape"
1678                 fi
1679             fi
1680             AC_ARG_ENABLE(video-x11-vm,
1681 AC_HELP_STRING([--enable-video-x11-vm], [use X11 VM extension for fullscreen [[default=yes]]]),
1682                             , enable_video_x11_vm=yes)
1683             if test x$enable_video_x11_vm = xyes; then
1684                 definitely_enable_video_x11_vm=no
1685                 AC_CHECK_HEADER(X11/extensions/xf86vmode.h,
1686                                 have_vm_h_hdr=yes,
1687                                 have_vm_h_hdr=no,
1688                                 [#include <X11/Xlib.h>
1689                                 ])
1690                 if test x$have_vm_h_hdr = xyes; then
1691                     if test x$enable_x11_shared = xyes && test x$xvidmode_lib != x ; then
1692                         echo "-- dynamic libXxf86vm -> $xvidmode_lib"
1693                         AC_DEFINE_UNQUOTED(SDL_VIDEO_DRIVER_X11_DYNAMIC_XVIDMODE, "$xvidmode_lib", [ ])
1694                         definitely_enable_video_x11_vm=yes
1695                     else
1696                         AC_CHECK_LIB(Xxf86vm, XF86VidModeQueryVersion, have_vm_lib=yes)
1697                         if test x$have_vm_lib = xyes ; then
1698                             EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lXxf86vm"
1699                             definitely_enable_video_x11_vm=yes
1700                         fi
1701                     fi
1702                 fi
1703             fi
1704             if test x$definitely_enable_video_x11_vm = xyes; then
1705                 AC_DEFINE(SDL_VIDEO_DRIVER_X11_XVIDMODE, 1, [ ])
1706                 SUMMARY_video_x11="${SUMMARY_video_x11} xvidmode"
1707             fi
1708         fi
1709     fi
1710 }
1711
1712 dnl Set up the Vivante video driver if enabled
1713 CheckVivanteVideo()
1714 {
1715     AC_ARG_ENABLE(video-vivante,
1716 AC_HELP_STRING([--enable-video-vivante], [use Vivante EGL video driver [[default=yes]]]),
1717                   , enable_video_vivante=yes)
1718     if test x$enable_video = xyes -a x$enable_video_vivante = xyes; then
1719         AC_MSG_CHECKING(for Vivante VDK API)
1720         have_vivante_vdk=no
1721         AC_TRY_COMPILE([
1722           #define LINUX
1723           #define EGL_API_FB
1724           #include <gc_vdk.h>
1725         ],[
1726         ],[
1727         have_vivante_vdk=yes
1728         ])
1729         AC_MSG_RESULT($have_vivante_vdk)
1730
1731         AC_MSG_CHECKING(for Vivante FB API)
1732         have_vivante_egl=no
1733         AC_TRY_COMPILE([
1734           #define LINUX
1735           #define EGL_API_FB
1736           #include <EGL/eglvivante.h>
1737         ],[
1738         ],[
1739         have_vivante_egl=yes
1740         ])
1741         AC_MSG_RESULT($have_vivante_egl)
1742
1743         if test x$have_vivante_vdk = xyes -o x$have_vivante_egl = xyes; then
1744             AC_DEFINE(SDL_VIDEO_DRIVER_VIVANTE, 1, [ ])
1745             EXTRA_CFLAGS="$EXTRA_CFLAGS -DLINUX -DEGL_API_FB"
1746             if test x$have_vivante_vdk = xyes; then
1747                 AC_DEFINE(SDL_VIDEO_DRIVER_VIVANTE_VDK, 1, [ ])
1748                 EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lVDK"
1749             fi
1750             SOURCES="$SOURCES $srcdir/src/video/vivante/*.c"
1751             SUMMARY_video="${SUMMARY_video} vivante"
1752             have_video=yes
1753         fi
1754     fi
1755 }
1756
1757 dnl Set up the Haiku video driver if enabled
1758 CheckHaikuVideo()
1759 {
1760     if test x$enable_video = xyes; then
1761         AC_DEFINE(SDL_VIDEO_DRIVER_HAIKU, 1, [ ])
1762         SOURCES="$SOURCES $srcdir/src/video/haiku/*.cc"
1763         have_video=yes
1764         SUMMARY_video="${SUMMARY_video} haiku"
1765     fi
1766 }
1767
1768 dnl Set up the Cocoa video driver for Mac OS X (but not Darwin)
1769 CheckCOCOA()
1770 {
1771     AC_ARG_ENABLE(video-cocoa,
1772 AC_HELP_STRING([--enable-video-cocoa], [use Cocoa video driver [[default=yes]]]),
1773                   , enable_video_cocoa=yes)
1774     if test x$enable_video = xyes -a x$enable_video_cocoa = xyes; then
1775         save_CFLAGS="$CFLAGS"
1776         dnl work around that we don't have Objective-C support in autoconf
1777         CFLAGS="$CFLAGS -x objective-c"
1778         AC_MSG_CHECKING(for Cocoa framework)
1779         have_cocoa=no
1780         AC_TRY_COMPILE([
1781           #import <Cocoa/Cocoa.h>
1782         ],[
1783         ],[
1784         have_cocoa=yes
1785         ])
1786         AC_MSG_RESULT($have_cocoa)
1787         CFLAGS="$save_CFLAGS"
1788         if test x$have_cocoa = xyes; then
1789             AC_DEFINE(SDL_VIDEO_DRIVER_COCOA, 1, [ ])
1790             SOURCES="$SOURCES $srcdir/src/video/cocoa/*.m"
1791             SUMMARY_video="${SUMMARY_video} cocoa"
1792             have_video=yes
1793         fi
1794     fi
1795 }
1796
1797 dnl Find DirectFB
1798 CheckDirectFB()
1799 {
1800     AC_ARG_ENABLE(video-directfb,
1801 AC_HELP_STRING([--enable-video-directfb], [use DirectFB video driver [[default=no]]]),
1802                   , enable_video_directfb=no)
1803     if test x$enable_video = xyes -a x$enable_video_directfb = xyes; then
1804         video_directfb=no
1805
1806         DIRECTFB_REQUIRED_VERSION=1.0.0
1807         AC_PATH_PROGS(DIRECTFBCONFIG, directfb-config, no, [$prefix/bin:$PATH])
1808         if test x$DIRECTFBCONFIG = xno; then
1809             AC_PATH_PROG(PKG_CONFIG, pkg-config, no)
1810             if test x$PKG_CONFIG != xno; then
1811                 if $PKG_CONFIG --atleast-pkgconfig-version 0.7 && $PKG_CONFIG --atleast-version $DIRECTFB_REQUIRED_VERSION directfb; then
1812                     DIRECTFB_CFLAGS=`$PKG_CONFIG --cflags directfb`
1813                     DIRECTFB_LIBS=`$PKG_CONFIG --libs directfb`
1814                     DIRECTFB_PREFIX=`$PKG_CONFIG --variable=prefix directfb`
1815                     video_directfb=yes
1816                 fi
1817             fi
1818         else
1819             set -- `echo $DIRECTFB_REQUIRED_VERSION | sed 's/\./ /g'`
1820             NEED_VERSION=`expr $1 \* 10000 + $2 \* 100 + $3`
1821             set -- `$DIRECTFBCONFIG --version | sed 's/\./ /g'`
1822             HAVE_VERSION=`expr $1 \* 10000 + $2 \* 100 + $3`
1823             if test $HAVE_VERSION -ge $NEED_VERSION; then
1824                 DIRECTFB_CFLAGS=`$DIRECTFBCONFIG --cflags`
1825                 DIRECTFB_LIBS=`$DIRECTFBCONFIG --libs`
1826                 DIRECTFB_PREFIX=`$DIRECTFBCONFIG --prefix`
1827                 video_directfb=yes
1828             fi
1829         fi
1830         if test x$video_directfb = xyes; then
1831             # SuSE 11.1 installs directfb-config without directfb-devel
1832             save_CPPFLAGS="$CPPFLAGS"
1833             CPPFLAGS="$CPPFLAGS $DIRECTFB_CFLAGS"
1834             AC_CHECK_HEADER(directfb.h, have_directfb_hdr=yes, have_directfb_hdr=no)
1835             CPPFLAGS="$save_CPPFLAGS"
1836             video_directfb=$have_directfb_hdr
1837         fi
1838         AC_MSG_CHECKING(for DirectFB $DIRECTFB_REQUIRED_VERSION support)
1839         AC_MSG_RESULT($video_directfb)
1840
1841         if test x$video_directfb = xyes; then
1842             AC_ARG_ENABLE(directfb-shared,
1843 AC_HELP_STRING([--enable-directfb-shared], [dynamically load directfb support [[default=yes]]]),
1844                               , enable_directfb_shared=yes)
1845
1846             AC_DEFINE(SDL_VIDEO_DRIVER_DIRECTFB, 1, [ ])
1847             AC_DEFINE(SDL_VIDEO_RENDER_DIRECTFB, 1, [ ])
1848             SOURCES="$SOURCES $srcdir/src/video/directfb/*.c"
1849             EXTRA_CFLAGS="$EXTRA_CFLAGS $DIRECTFB_CFLAGS"
1850
1851             AC_MSG_CHECKING(for directfb dynamic loading support)
1852             directfb_shared=no
1853             directfb_lib=[`find_lib "libdirectfb.so.*" "$DIRECTFB_LIBS"`]
1854             # | sed 's/.*\/\(.*\)/\1/; q'`]
1855 AC_MSG_WARN("directfb $directfb_lib")
1856             if test x$have_loadso != xyes && \
1857                test x$enable_directfb_shared = xyes; then
1858                 AC_MSG_WARN([You must have SDL_LoadObject() support for dynamic directfb loading])
1859             fi
1860             if test x$have_loadso = xyes && \
1861                test x$enable_directfb_shared = xyes && test x$directfb_lib != x; then
1862                 directfb_shared=yes
1863                 echo "-- $directfb_lib_spec -> $directfb_lib"
1864                 AC_DEFINE_UNQUOTED(SDL_VIDEO_DRIVER_DIRECTFB_DYNAMIC, "$directfb_lib", [ ])
1865                 SUMMARY_video="${SUMMARY_video} directfb(dynamic)"
1866             else
1867                 EXTRA_LDFLAGS="$EXTRA_LDFLAGS $DIRECTFB_LIBS"
1868                 SUMMARY_video="${SUMMARY_video} directfb"
1869             fi
1870             AC_MSG_RESULT($directfb_shared)
1871             SDL_CFLAGS="$SDL_CFLAGS $DIRECTFB_CFLAGS"
1872             have_video=yes
1873         fi
1874     fi
1875 }
1876
1877 dnl Find FusionSound
1878 CheckFusionSound()
1879 {
1880     AC_ARG_ENABLE(fusionsound,
1881 AC_HELP_STRING([--enable-fusionsound], [use FusionSound audio driver [[default=no]]]),
1882                   , enable_fusionsound=no)
1883     if test x$enable_audio = xyes -a x$enable_fusionsound = xyes; then
1884         fusionsound=no
1885
1886         FUSIONSOUND_REQUIRED_VERSION=1.1.1
1887
1888         AC_PATH_PROG(PKG_CONFIG, pkg-config, no)
1889         AC_MSG_CHECKING(for FusionSound $FUSIONSOUND_REQUIRED_VERSION support)
1890         if test x$PKG_CONFIG != xno; then
1891             if $PKG_CONFIG --atleast-pkgconfig-version 0.7 && $PKG_CONFIG --atleast-version $FUSIONSOUND_REQUIRED_VERSION fusionsound; then
1892                 FUSIONSOUND_CFLAGS=`$PKG_CONFIG --cflags fusionsound`
1893                 FUSIONSOUND_LIBS=`$PKG_CONFIG --libs fusionsound`
1894                 fusionsound=yes
1895             fi
1896         fi
1897         AC_MSG_RESULT($fusionsound)
1898
1899         if test x$fusionsound = xyes; then
1900             AC_DEFINE(SDL_AUDIO_DRIVER_FUSIONSOUND, 1, [ ])
1901             SOURCES="$SOURCES $srcdir/src/audio/fusionsound/*.c"
1902             EXTRA_CFLAGS="$EXTRA_CFLAGS $FUSIONSOUND_CFLAGS"
1903
1904             AC_ARG_ENABLE(fusionsound-shared,
1905 AC_HELP_STRING([--enable-fusionsound-shared], [dynamically load fusionsound audio support [[default=yes]]]),
1906                           , enable_fusionsound_shared=yes)
1907             fusionsound_shared=no
1908             AC_MSG_CHECKING(for FusionSound dynamic loading support)
1909             if test x$have_loadso != xyes && \
1910                test x$enable_fusionsound_shared = xyes; then
1911                 AC_MSG_WARN([You must have SDL_LoadObject() support for dynamic fusionsound loading])
1912             fi
1913             if test x$have_loadso = xyes && \
1914                test x$enable_fusionsound_shared = xyes; then
1915                 AC_DEFINE_UNQUOTED(SDL_AUDIO_DRIVER_FUSIONSOUND_DYNAMIC, "libfusionsound.so", [ ])
1916                 fusionsound_shared=yes
1917                 SUMMARY_audio="${SUMMARY_audio} fusionsound(dynamic)"
1918             else
1919                 EXTRA_LDFLAGS="$EXTRA_LDFLAGS $FUSIONSOUND_LIBS"
1920                 SUMMARY_audio="${SUMMARY_audio} fusionsound"
1921             fi
1922             AC_MSG_RESULT($fusionsound_shared)
1923
1924             have_audio=yes
1925         fi
1926     fi
1927 }
1928
1929 dnl rcg04172001 Set up the Null video driver.
1930 CheckDummyVideo()
1931 {
1932     AC_ARG_ENABLE(video-dummy,
1933 AC_HELP_STRING([--enable-video-dummy], [use dummy video driver [[default=yes]]]),
1934                   , enable_video_dummy=yes)
1935     if test x$enable_video_dummy = xyes; then
1936         AC_DEFINE(SDL_VIDEO_DRIVER_DUMMY, 1, [ ])
1937         SOURCES="$SOURCES $srcdir/src/video/dummy/*.c"
1938         have_video=yes
1939         SUMMARY_video="${SUMMARY_video} dummy"
1940     fi
1941 }
1942
1943 dnl Check to see if OpenGL support is desired
1944 AC_ARG_ENABLE(video-opengl,
1945 AC_HELP_STRING([--enable-video-opengl], [include OpenGL support [[default=yes]]]),
1946               , enable_video_opengl=yes)
1947
1948 dnl Find OpenGL
1949 CheckOpenGLX11()
1950 {
1951     if test x$enable_video = xyes -a x$enable_video_opengl = xyes; then
1952         AC_MSG_CHECKING(for OpenGL (GLX) support)
1953         video_opengl=no
1954         AC_TRY_COMPILE([
1955          #include <GL/gl.h>
1956          #include <GL/glx.h>
1957         ],[
1958         ],[
1959         video_opengl=yes
1960         ])
1961         AC_MSG_RESULT($video_opengl)
1962         if test x$video_opengl = xyes; then
1963             AC_DEFINE(SDL_VIDEO_OPENGL, 1, [ ])
1964             AC_DEFINE(SDL_VIDEO_OPENGL_GLX, 1, [ ])
1965             AC_DEFINE(SDL_VIDEO_RENDER_OGL, 1, [ ])
1966             SUMMARY_video="${SUMMARY_video} opengl"
1967         fi
1968     fi
1969 }
1970
1971 dnl Check to see if OpenGL ES support is desired
1972 AC_ARG_ENABLE(video-opengles,
1973 AC_HELP_STRING([--enable-video-opengles], [include OpenGL ES support [[default=yes]]]),
1974               , enable_video_opengles=yes)
1975 AC_ARG_ENABLE(video-opengles1,
1976 AC_HELP_STRING([--enable-video-opengles1], [include OpenGL ES 1.1 support [[default=yes]]]),
1977               , enable_video_opengles1=yes)
1978 AC_ARG_ENABLE(video-opengles2,
1979 AC_HELP_STRING([--enable-video-opengles2], [include OpenGL ES 2.0 support [[default=yes]]]),
1980               , enable_video_opengles2=yes)
1981
1982 dnl Find OpenGL ES
1983 CheckOpenGLESX11()
1984 {
1985     if test x$enable_video = xyes -a x$enable_video_opengles = xyes; then
1986         AC_MSG_CHECKING(for EGL support)
1987         video_opengl_egl=no
1988         AC_TRY_COMPILE([
1989           #define LINUX
1990           #define EGL_API_FB
1991           #include <EGL/egl.h>
1992           #include <EGL/eglext.h>
1993         ],[
1994         ],[
1995         video_opengl_egl=yes
1996         ])
1997         AC_MSG_RESULT($video_opengl_egl)
1998         if test x$video_opengl_egl = xyes; then
1999             AC_DEFINE(SDL_VIDEO_OPENGL_EGL, 1, [ ])
2000         fi
2001
2002         if test x$enable_video_opengles1 = xyes; then
2003             AC_MSG_CHECKING(for OpenGL ES v1 headers)
2004             video_opengles_v1=no
2005             AC_TRY_COMPILE([
2006              #include <GLES/gl.h>
2007              #include <GLES/glext.h>
2008             ],[
2009             ],[
2010             video_opengles_v1=yes
2011             ])
2012             AC_MSG_RESULT($video_opengles_v1)
2013             if test x$video_opengles_v1 = xyes; then
2014                 AC_DEFINE(SDL_VIDEO_OPENGL_ES, 1, [ ])
2015                 AC_DEFINE(SDL_VIDEO_RENDER_OGL_ES, 1, [ ])
2016                 SUMMARY_video="${SUMMARY_video} opengl_es1"
2017             fi
2018         fi
2019
2020         if test x$enable_video_opengles2 = xyes; then
2021             AC_MSG_CHECKING(for OpenGL ES v2 headers)
2022             video_opengles_v2=no
2023             AC_TRY_COMPILE([
2024              #include <GLES2/gl2.h>
2025              #include <GLES2/gl2ext.h>
2026             ],[
2027             ],[
2028             video_opengles_v2=yes
2029             ])
2030             AC_MSG_RESULT($video_opengles_v2)
2031             if test x$video_opengles_v2 = xyes; then
2032                 AC_DEFINE(SDL_VIDEO_OPENGL_ES2, 1, [ ])
2033                 AC_DEFINE(SDL_VIDEO_RENDER_OGL_ES2, 1, [ ])
2034                 SUMMARY_video="${SUMMARY_video} opengl_es2"
2035             fi
2036         fi
2037     fi
2038 }
2039
2040 dnl Check for Windows OpenGL
2041 CheckWINDOWSGL()
2042 {
2043     if test x$enable_video = xyes -a x$enable_video_opengl = xyes; then
2044         AC_DEFINE(SDL_VIDEO_OPENGL, 1, [ ])
2045         AC_DEFINE(SDL_VIDEO_OPENGL_WGL, 1, [ ])
2046         AC_DEFINE(SDL_VIDEO_RENDER_OGL, 1, [ ])
2047         SUMMARY_video="${SUMMARY_video} opengl"
2048     fi
2049 }
2050
2051 dnl Check for Windows OpenGL
2052 CheckWINDOWSGLES()
2053 {
2054     if test x$enable_video = xyes -a x$enable_video_opengles = xyes; then
2055
2056         AC_MSG_CHECKING(for EGL support)
2057         video_opengl_egl=no
2058         AC_TRY_COMPILE([
2059          #include <EGL/egl.h>
2060         ],[
2061         ],[
2062         video_opengl_egl=yes
2063         ])
2064         AC_MSG_RESULT($video_opengl_egl)
2065         if test x$video_opengl_egl = xyes; then
2066             AC_DEFINE(SDL_VIDEO_OPENGL, 1, [ ])
2067             AC_DEFINE(SDL_VIDEO_OPENGL_EGL, 1, [ ])
2068             SUMMARY_video="${SUMMARY_video} opengl_es1"
2069         fi
2070
2071         AC_MSG_CHECKING(for OpenGL ES v2 headers)
2072         video_opengles_v2=no
2073         AC_TRY_COMPILE([
2074          #include <GLES2/gl2.h>
2075          #include <GLES2/gl2ext.h>
2076         ],[
2077         ],[
2078         video_opengles_v2=yes
2079         ])
2080         AC_MSG_RESULT($video_opengles_v2)
2081         if test x$video_opengles_v2 = xyes; then
2082             AC_DEFINE(SDL_VIDEO_OPENGL, 1, [ ])
2083             AC_DEFINE(SDL_VIDEO_OPENGL_ES2, 1, [ ])
2084             AC_DEFINE(SDL_VIDEO_RENDER_OGL_ES2, 1, [ ])
2085             SUMMARY_video="${SUMMARY_video} opengl_es2"
2086         fi
2087     fi
2088 }
2089
2090 dnl Check for Haiku OpenGL
2091 CheckHaikuGL()
2092 {
2093     if test x$enable_video = xyes -a x$enable_video_opengl = xyes; then
2094         AC_DEFINE(SDL_VIDEO_OPENGL, 1, [ ])
2095         AC_DEFINE(SDL_VIDEO_OPENGL_HAIKU, 1, [ ])
2096         AC_DEFINE(SDL_VIDEO_RENDER_OGL, 1, [ ])
2097         EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lGL"
2098         SUMMARY_video="${SUMMARY_video} opengl"
2099     fi
2100 }
2101
2102 dnl Check for MacOS OpenGL
2103 CheckMacGL()
2104 {
2105     if test x$enable_video = xyes -a x$enable_video_opengl = xyes; then
2106         AC_DEFINE(SDL_VIDEO_OPENGL, 1, [ ])
2107         AC_DEFINE(SDL_VIDEO_OPENGL_CGL, 1, [ ])
2108         AC_DEFINE(SDL_VIDEO_RENDER_OGL, 1, [ ])
2109         SUMMARY_video="${SUMMARY_video} opengl"
2110     fi
2111 }
2112
2113 CheckEmscriptenGLES()
2114 {
2115     if test x$enable_video = xyes -a x$enable_video_opengles = xyes; then
2116         AC_MSG_CHECKING(for EGL support)
2117         video_opengl_egl=no
2118         AC_TRY_COMPILE([
2119          #include <EGL/egl.h>
2120         ],[
2121         ],[
2122         video_opengl_egl=yes
2123         ])
2124         AC_MSG_RESULT($video_opengl_egl)
2125         if test x$video_opengl_egl = xyes; then
2126             AC_DEFINE(SDL_VIDEO_OPENGL_EGL, 1, [ ])
2127         fi
2128
2129         AC_MSG_CHECKING(for OpenGL ES v2 headers)
2130         video_opengles_v2=no
2131         AC_TRY_COMPILE([
2132          #include <GLES2/gl2.h>
2133          #include <GLES2/gl2ext.h>
2134         ],[
2135         ],[
2136         video_opengles_v2=yes
2137         ])
2138         AC_MSG_RESULT($video_opengles_v2)
2139         if test x$video_opengles_v2 = xyes; then
2140             AC_DEFINE(SDL_VIDEO_OPENGL_ES2, 1, [ ])
2141             AC_DEFINE(SDL_VIDEO_RENDER_OGL_ES2, 1, [ ])
2142             SUMMARY_video="${SUMMARY_video} opengl_es2"
2143         fi
2144     fi
2145 }
2146
2147 dnl See if we can use the new unified event interface in Linux 2.4
2148 CheckInputEvents()
2149 {
2150     dnl Check for Linux 2.4 unified input event interface support
2151         AC_MSG_CHECKING(for Linux 2.4 unified input interface)
2152         use_input_events=no
2153         AC_TRY_COMPILE([
2154           #include <linux/input.h>
2155         ],[
2156           #ifndef EVIOCGNAME
2157           #error EVIOCGNAME() ioctl not available
2158           #endif
2159         ],[
2160         use_input_events=yes
2161         ])
2162         AC_MSG_RESULT($use_input_events)
2163         if test x$use_input_events = xyes; then
2164             AC_DEFINE(SDL_INPUT_LINUXEV, 1, [ ])
2165             SUMMARY_input="${SUMMARY_input} linuxev"
2166         fi
2167 }
2168
2169 dnl See if we can use the kernel kd.h header
2170 CheckInputKD()
2171 {
2172
2173     AC_MSG_CHECKING(for Linux kd.h)
2174     use_input_kd=no
2175     AC_TRY_COMPILE([
2176       #include <linux/kd.h>
2177       #include <linux/keyboard.h>
2178     ],[
2179         struct kbentry kbe;
2180         kbe.kb_table = KG_CTRL;
2181         ioctl(0, KDGKBENT, &kbe);
2182     ],[
2183     use_input_kd=yes
2184     ])
2185     AC_MSG_RESULT($use_input_kd)
2186     if test x$use_input_kd = xyes; then
2187         AC_DEFINE(SDL_INPUT_LINUXKD, 1, [ ])
2188         SUMMARY_input="${SUMMARY_input} linuxkd"
2189     fi
2190 }
2191
2192 dnl See if the platform offers libudev for device enumeration and hotplugging.
2193 CheckLibUDev()
2194 {
2195     AC_ARG_ENABLE(libudev,
2196 AC_HELP_STRING([--enable-libudev], [enable libudev support [[default=yes]]]),
2197                         , enable_libudev=yes)
2198     if test x$enable_libudev = xyes; then
2199         AC_CHECK_HEADER(libudev.h,
2200                         have_libudev_h_hdr=yes,
2201                         have_libudev_h_hdr=no)
2202         if test x$have_libudev_h_hdr = xyes; then
2203             AC_DEFINE(HAVE_LIBUDEV_H, 1, [ ])
2204         fi
2205     fi
2206 }
2207
2208 dnl See if the platform offers libdbus for various IPC techniques.
2209 CheckDBus()
2210 {
2211     AC_ARG_ENABLE(dbus,
2212 AC_HELP_STRING([--enable-dbus], [enable D-Bus support [[default=yes]]]),
2213                         , enable_dbus=yes)
2214     if test x$enable_dbus = xyes; then
2215         AC_PATH_PROG(PKG_CONFIG, pkg-config, no)
2216         if test x$PKG_CONFIG != xno; then
2217             DBUS_CFLAGS=`$PKG_CONFIG --cflags dbus-1`
2218             save_CFLAGS="$CFLAGS"
2219             CFLAGS="$save_CFLAGS $DBUS_CFLAGS"
2220             AC_CHECK_HEADER(dbus/dbus.h,
2221                             have_dbus_dbus_h_hdr=yes,
2222                             have_dbus_dbus_h_hdr=no)
2223             CFLAGS="$save_CFLAGS"
2224             if test x$have_dbus_dbus_h_hdr = xyes; then
2225                 AC_DEFINE(HAVE_DBUS_DBUS_H, 1, [ ])
2226                 EXTRA_CFLAGS="$EXTRA_CFLAGS $DBUS_CFLAGS"
2227                 SOURCES="$SOURCES $srcdir/src/core/linux/SDL_dbus.c"
2228             fi
2229         fi
2230     fi
2231 }
2232
2233 dnl See if the platform has libibus IME support.
2234 CheckIBus()
2235 {
2236     AC_ARG_ENABLE(ibus,
2237 AC_HELP_STRING([--enable-ibus], [enable IBus support [[default=yes]]]),
2238                   , enable_ibus=yes)
2239     if test x$enable_ibus = xyes; then
2240         AC_PATH_PROG(PKG_CONFIG, pkg-config, no)
2241         if test x$PKG_CONFIG != xno; then
2242             IBUS_CFLAGS=`$PKG_CONFIG --cflags ibus-1.0`
2243             save_CFLAGS="$CFLAGS"
2244             CFLAGS="$save_CFLAGS $IBUS_CFLAGS"
2245             AC_CHECK_HEADER(ibus-1.0/ibus.h,
2246                             have_ibus_ibus_h_hdr=yes,
2247                             have_ibus_ibus_h_hdr=no)
2248             AC_CHECK_HEADER(sys/inotify.h,
2249                             have_inotify_inotify_h_hdr=yes,
2250                             have_inotify_inotify_h_hdr=no)
2251             CFLAGS="$save_CFLAGS"
2252             if test x$have_ibus_ibus_h_hdr = xyes; then
2253                 if test x$enable_dbus != xyes; then
2254                     AC_MSG_WARN([DBus support is required for IBus.])
2255                     have_ibus_ibus_h_hdr=no
2256                 elif test x$have_inotify_inotify_h_hdr != xyes; then
2257                     AC_MSG_WARN([INotify support is required for IBus.])
2258                     have_ibus_ibus_h_hdr=no
2259                 else
2260                     AC_DEFINE(HAVE_IBUS_IBUS_H, 1, [ ])
2261                     EXTRA_CFLAGS="$EXTRA_CFLAGS $IBUS_CFLAGS"
2262                     SOURCES="$SOURCES $srcdir/src/core/linux/SDL_ibus.c"
2263                fi
2264             fi
2265         fi
2266     fi
2267 }
2268
2269 dnl See if we can use the Touchscreen input library
2270 CheckTslib()
2271 {
2272     AC_ARG_ENABLE(input-tslib,
2273 AC_HELP_STRING([--enable-input-tslib], [use the Touchscreen library for input [[default=yes]]]),
2274                   , enable_input_tslib=yes)
2275     if test x$enable_input_tslib = xyes; then
2276         AC_MSG_CHECKING(for Touchscreen library support)
2277         enable_input_tslib=no
2278         AC_TRY_COMPILE([
2279           #include "tslib.h"
2280         ],[
2281         ],[
2282         enable_input_tslib=yes
2283         ])
2284         AC_MSG_RESULT($enable_input_tslib)
2285         if test x$enable_input_tslib = xyes; then
2286             AC_DEFINE(SDL_INPUT_TSLIB, 1, [ ])
2287             EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lts"
2288             SUMMARY_input="${SUMMARY_input} ts"
2289         fi
2290     fi
2291 }
2292
2293 dnl See what type of thread model to use on Linux and Solaris
2294 CheckPTHREAD()
2295 {
2296     dnl Check for pthread support
2297     AC_ARG_ENABLE(pthreads,
2298 AC_HELP_STRING([--enable-pthreads], [use POSIX threads for multi-threading [[default=yes]]]),
2299                   , enable_pthreads=yes)
2300     dnl This is used on Linux for glibc binary compatibility (Doh!)
2301     AC_ARG_ENABLE(pthread-sem,
2302 AC_HELP_STRING([--enable-pthread-sem], [use pthread semaphores [[default=yes]]]),
2303                   , enable_pthread_sem=yes)
2304     case "$host" in
2305          *-*-androideabi*)
2306             pthread_cflags="-D_REENTRANT -D_THREAD_SAFE"
2307             pthread_lib=""
2308             ;;
2309         *-*-linux*|*-*-uclinux*)
2310             pthread_cflags="-D_REENTRANT"
2311             pthread_lib="-lpthread"
2312             ;;
2313         *-*-bsdi*)
2314             pthread_cflags="-D_REENTRANT -D_THREAD_SAFE"
2315             pthread_lib=""
2316             ;;
2317         *-*-darwin*)
2318             pthread_cflags="-D_THREAD_SAFE"
2319 # causes Carbon.p complaints?
2320 #            pthread_cflags="-D_REENTRANT -D_THREAD_SAFE"
2321             ;;
2322         *-*-freebsd*|*-*-dragonfly*)
2323             pthread_cflags="-D_REENTRANT -D_THREAD_SAFE"
2324             pthread_lib="-pthread"
2325             ;;
2326         *-*-netbsd*)
2327             pthread_cflags="-D_REENTRANT -D_THREAD_SAFE"
2328             pthread_lib="-lpthread"
2329             ;;
2330         *-*-openbsd*)
2331             pthread_cflags="-D_REENTRANT"
2332             pthread_lib="-pthread"
2333             ;;
2334         *-*-solaris2.9)
2335             # From Solaris 9+, posix4's preferred name is rt.
2336             pthread_cflags="-D_REENTRANT"
2337             pthread_lib="-lpthread -lrt"
2338             ;;
2339         *-*-solaris2.10)
2340             # Solaris 10+ merged pthread into libc.
2341             pthread_cflags="-D_REENTRANT"
2342             pthread_lib="-lrt"
2343             ;;
2344         *-*-solaris*)
2345             # Solaris 11+ merged rt into libc.
2346             pthread_cflags="-D_REENTRANT"
2347             pthread_lib=""
2348             ;;
2349         *-*-sysv5*)
2350             pthread_cflags="-D_REENTRANT -Kthread"
2351             pthread_lib=""
2352             ;;
2353         *-*-aix*)
2354             pthread_cflags="-D_REENTRANT -mthreads"
2355             pthread_lib="-lpthread"
2356             ;;
2357         *-*-hpux11*)
2358             pthread_cflags="-D_REENTRANT"
2359             pthread_lib="-L/usr/lib -lpthread"
2360             ;;
2361         *-*-haiku*)
2362             pthread_cflags="-D_REENTRANT"
2363             pthread_lib=""
2364             ;;
2365         *)
2366             pthread_cflags="-D_REENTRANT"
2367             pthread_lib="-lpthread"
2368             ;;
2369     esac
2370     if test x$enable_threads = xyes -a x$enable_pthreads = xyes; then
2371         # Save the original compiler flags and libraries
2372         ac_save_cflags="$CFLAGS"; ac_save_libs="$LIBS"
2373         # Add the pthread compiler flags and libraries
2374         CFLAGS="$CFLAGS $pthread_cflags"; LIBS="$LIBS $pthread_lib"
2375         # Check to see if we have pthread support on this system
2376         AC_MSG_CHECKING(for pthreads)
2377         use_pthreads=no
2378         AC_TRY_LINK([
2379          #include <pthread.h>
2380         ],[
2381          pthread_attr_t type;
2382          pthread_attr_init(&type);
2383         ],[
2384         use_pthreads=yes
2385         ])
2386         AC_MSG_RESULT($use_pthreads)
2387         # Restore the compiler flags and libraries
2388         CFLAGS="$ac_save_cflags"; LIBS="$ac_save_libs"
2389
2390         # Do futher testing if we have pthread support...
2391         if test x$use_pthreads = xyes; then
2392             AC_DEFINE(SDL_THREAD_PTHREAD, 1, [ ])
2393             EXTRA_CFLAGS="$EXTRA_CFLAGS $pthread_cflags"
2394             EXTRA_LDFLAGS="$EXTRA_LDFLAGS $pthread_lib"
2395             SDL_CFLAGS="$SDL_CFLAGS $pthread_cflags"
2396
2397             # Save the original compiler flags and libraries
2398             ac_save_cflags="$CFLAGS"; ac_save_libs="$LIBS"
2399             # Add the pthread compiler flags and libraries
2400             CFLAGS="$CFLAGS $pthread_cflags"; LIBS="$LIBS $pthread_lib"
2401
2402             # Check to see if recursive mutexes are available
2403             AC_MSG_CHECKING(for recursive mutexes)
2404             has_recursive_mutexes=no
2405             if test x$has_recursive_mutexes = xno; then
2406                 AC_TRY_LINK([
2407                   #define _GNU_SOURCE 1
2408                   #include <pthread.h>
2409                 ],[
2410                   pthread_mutexattr_t attr;
2411                   pthread_mutexattr_settype(&attr, PTHREAD_MUTEX_RECURSIVE);
2412                 ],[
2413                 has_recursive_mutexes=yes
2414                 AC_DEFINE(SDL_THREAD_PTHREAD_RECURSIVE_MUTEX, 1, [ ])
2415                 ])
2416             fi
2417             if test x$has_recursive_mutexes = xno; then
2418                 AC_TRY_LINK([
2419                   #define _GNU_SOURCE 1
2420                   #include <pthread.h>
2421                 ],[
2422                   pthread_mutexattr_t attr;
2423                   pthread_mutexattr_setkind_np(&attr, PTHREAD_MUTEX_RECURSIVE_NP);
2424                 ],[
2425                 has_recursive_mutexes=yes
2426                 AC_DEFINE(SDL_THREAD_PTHREAD_RECURSIVE_MUTEX_NP, 1, [ ])
2427                 ])
2428             fi
2429             AC_MSG_RESULT($has_recursive_mutexes)
2430
2431             # Check to see if pthread semaphore support is missing
2432             if test x$enable_pthread_sem = xyes; then
2433                 AC_MSG_CHECKING(for pthread semaphores)
2434                 have_pthread_sem=no
2435                 AC_TRY_COMPILE([
2436                   #include <pthread.h>
2437                   #include <semaphore.h>
2438                 ],[
2439                 ],[
2440                 have_pthread_sem=yes
2441                 ])
2442                 AC_MSG_RESULT($have_pthread_sem)
2443             fi
2444             if test x$have_pthread_sem = xyes; then
2445                 AC_MSG_CHECKING(for sem_timedwait)
2446                 have_sem_timedwait=no
2447                 AC_TRY_LINK([
2448                   #include <pthread.h>
2449                   #include <semaphore.h>
2450                 ],[
2451                   sem_timedwait(NULL, NULL);
2452                 ],[
2453                 have_sem_timedwait=yes
2454                 AC_DEFINE(HAVE_SEM_TIMEDWAIT)
2455                 ])
2456                 AC_MSG_RESULT($have_sem_timedwait)
2457             fi
2458
2459             AC_CHECK_HEADER(pthread_np.h, have_pthread_np_h=yes, have_pthread_np_h=no, [ #include <pthread.h> ])
2460             if test x$have_pthread_np_h = xyes; then
2461                 AC_DEFINE(HAVE_PTHREAD_NP_H, 1, [ ])
2462             fi
2463
2464             # Check to see if pthread naming is available
2465             AC_MSG_CHECKING(for pthread_setname_np)
2466             AC_TRY_LINK_FUNC(pthread_setname_np, [
2467               has_pthread_setname_np=yes
2468               AC_DEFINE(HAVE_PTHREAD_SETNAME_NP, 1, [ ])
2469             ],[
2470               has_pthread_setname_np=no
2471             ])
2472             AC_MSG_RESULT($has_pthread_setname_np)
2473
2474             AC_MSG_CHECKING(for pthread_set_name_np)
2475             AC_TRY_LINK_FUNC(pthread_set_name_np, [
2476               has_pthread_set_name_np=yes
2477               AC_DEFINE(HAVE_PTHREAD_SET_NAME_NP, 1, [ ])
2478             ],[
2479               has_pthread_set_name_np=no
2480             ])
2481             AC_MSG_RESULT($has_pthread_set_name_np)
2482
2483             # Restore the compiler flags and libraries
2484             CFLAGS="$ac_save_cflags"; LIBS="$ac_save_libs"
2485
2486             # Basic thread creation functions
2487             SOURCES="$SOURCES $srcdir/src/thread/pthread/SDL_systhread.c"
2488
2489             # Semaphores
2490             # We can fake these with mutexes and condition variables if necessary
2491             if test x$have_pthread_sem = xyes; then
2492                 SOURCES="$SOURCES $srcdir/src/thread/pthread/SDL_syssem.c"
2493             else
2494                 SOURCES="$SOURCES $srcdir/src/thread/generic/SDL_syssem.c"
2495             fi
2496
2497             # Mutexes
2498             # We can fake these with semaphores if necessary
2499             SOURCES="$SOURCES $srcdir/src/thread/pthread/SDL_sysmutex.c"
2500
2501             # Condition variables
2502             # We can fake these with semaphores and mutexes if necessary
2503             SOURCES="$SOURCES $srcdir/src/thread/pthread/SDL_syscond.c"
2504
2505             # Thread local storage
2506             SOURCES="$SOURCES $srcdir/src/thread/pthread/SDL_systls.c"
2507
2508             have_threads=yes
2509         fi
2510     fi
2511 }
2512
2513 dnl Determine whether the compiler can produce Windows executables
2514 CheckWINDOWS()
2515 {
2516     AC_MSG_CHECKING(Windows compiler)
2517     have_win32_gcc=no
2518     AC_TRY_COMPILE([
2519      #include <windows.h>
2520     ],[
2521     ],[
2522     have_win32_gcc=yes
2523     ])
2524     AC_MSG_RESULT($have_win32_gcc)
2525     if test x$have_win32_gcc != xyes; then
2526        AC_MSG_ERROR([
2527 *** Your compiler ($CC) does not produce Windows executables!
2528        ])
2529     fi
2530
2531     AC_MSG_CHECKING(Windows CE)
2532     have_wince=no
2533     AC_TRY_COMPILE([
2534 #if !defined(_WIN32_WCE) && !defined(__MINGW32CE__)
2535 #error This is not Windows CE
2536 #endif
2537     ],[
2538     ],[
2539     have_wince=yes
2540        AC_MSG_ERROR([
2541 *** Sorry, Windows CE is no longer supported.
2542        ])
2543     ])
2544     AC_MSG_RESULT($have_wince)
2545
2546     # This fixes Windows stack alignment with newer GCC
2547     CheckStackBoundary
2548 }
2549
2550 dnl Find the DirectX includes and libraries
2551 CheckDIRECTX()
2552 {
2553     AC_ARG_ENABLE(directx,
2554 AC_HELP_STRING([--enable-directx], [use DirectX for Windows audio/video [[default=yes]]]),
2555                   , enable_directx=yes)
2556     if test x$enable_directx = xyes; then
2557         AC_CHECK_HEADER(d3d9.h, have_d3d=yes)
2558         AC_CHECK_HEADER(d3d11_1.h, have_d3d11=yes)
2559         AC_CHECK_HEADER(ddraw.h, have_ddraw=yes)
2560         AC_CHECK_HEADER(dsound.h, have_dsound=yes)
2561         AC_CHECK_HEADER(dinput.h, have_dinput=yes)
2562         AC_CHECK_HEADER(dxgi.h, have_dxgi=yes)
2563         AC_CHECK_HEADER(xaudio2.h, have_xaudio2=yes)
2564         AC_CHECK_HEADER(xinput.h, have_xinput=yes)
2565
2566         if test x$have_ddraw = xyes; then
2567             AC_DEFINE(HAVE_DDRAW_H, 1, [ ])
2568         fi
2569         if test x$have_dinput = xyes; then
2570             AC_DEFINE(HAVE_DINPUT_H, 1, [ ])
2571         fi
2572         if test x$have_dsound = xyes; then
2573             AC_DEFINE(HAVE_DSOUND_H, 1, [ ])
2574         fi
2575         if test x$have_dxgi = xyes; then
2576             AC_DEFINE(HAVE_DXGI_H, 1, [ ])
2577         fi
2578         if test x$have_xinput = xyes; then
2579             AC_DEFINE(HAVE_XINPUT_H, 1, [ ])
2580         fi
2581
2582         SUMMARY_video="${SUMMARY_video} directx"
2583         SUMMARY_audio="${SUMMARY_audio} directx"
2584
2585         # FIXME: latest Cygwin finds dinput headers, but we die on other win32 headers.
2586         # FIXME:  ...so force it off for now.
2587         case "$host" in
2588             *-*-cygwin*)
2589             have_dinput=false
2590             ;;
2591         esac
2592     fi
2593 }
2594
2595 dnl Check for the dlfcn.h interface for dynamically loading objects
2596 CheckDLOPEN()
2597 {
2598     AC_ARG_ENABLE(sdl-dlopen,
2599 AC_HELP_STRING([--enable-sdl-dlopen], [use dlopen for shared object loading [[default=yes]]]),
2600                   , enable_sdl_dlopen=yes)
2601     if test x$enable_sdl_dlopen = xyes; then
2602         AC_MSG_CHECKING(for dlopen)
2603         have_dlopen=no
2604         AC_TRY_COMPILE([
2605          #include <dlfcn.h>
2606         ],[
2607          void *handle = dlopen("", RTLD_NOW);
2608          const char *loaderror = (char *) dlerror();
2609         ],[
2610         have_dlopen=yes
2611         ])
2612         AC_MSG_RESULT($have_dlopen)
2613
2614         if test x$have_dlopen = xyes; then
2615             AC_CHECK_LIB(c, dlopen, EXTRA_LDFLAGS="$EXTRA_LDFLAGS",
2616                AC_CHECK_LIB(dl, dlopen, EXTRA_LDFLAGS="$EXTRA_LDFLAGS -ldl",
2617                   AC_CHECK_LIB(ltdl, dlopen, EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lltdl")))
2618             AC_DEFINE(SDL_LOADSO_DLOPEN, 1, [ ])
2619             SOURCES="$SOURCES $srcdir/src/loadso/dlopen/*.c"
2620             have_loadso=yes
2621         fi
2622     fi
2623 }
2624
2625 dnl Check for the usbhid(3) library on *BSD
2626 CheckUSBHID()
2627 {
2628     case "$host" in
2629         *-*-*bsd*)
2630             if test x$enable_joystick = xyes; then
2631                 AC_CHECK_LIB(usbhid, hid_init, have_libusbhid=yes)
2632                 if test x$have_libusbhid = xyes; then
2633                     AC_CHECK_HEADER(usbhid.h, [USB_CFLAGS="-DHAVE_USBHID_H"])
2634                     AC_CHECK_HEADER(libusbhid.h, [USB_CFLAGS="-DHAVE_LIBUSBHID_H"])
2635                     USB_LIBS="$USB_LIBS -lusbhid"
2636                 else
2637                     AC_CHECK_HEADER(usb.h, [USB_CFLAGS="-DHAVE_USB_H"])
2638                     AC_CHECK_HEADER(libusb.h, [USB_CFLAGS="-DHAVE_LIBUSB_H"])
2639                     AC_CHECK_LIB(usb, hid_init, [USB_LIBS="$USB_LIBS -lusb"])
2640                 fi
2641
2642                 save_CFLAGS="$CFLAGS"
2643                 CFLAGS="$CFLAGS $USB_CFLAGS"
2644
2645                 AC_MSG_CHECKING(for usbhid)
2646                 have_usbhid=no
2647                 AC_TRY_COMPILE([
2648                   #include <sys/types.h>
2649                   #if defined(HAVE_USB_H)
2650                   #include <usb.h>
2651                   #endif
2652                   #ifdef __DragonFly__
2653                   # include <bus/usb/usb.h>
2654                   # include <bus/usb/usbhid.h>
2655                   #else
2656                   # include <dev/usb/usb.h>
2657                   # include <dev/usb/usbhid.h>
2658                   #endif
2659                   #if defined(HAVE_USBHID_H)
2660                   #include <usbhid.h>
2661                   #elif defined(HAVE_LIBUSB_H)
2662                   #include <libusb.h>
2663                   #elif defined(HAVE_LIBUSBHID_H)
2664                   #include <libusbhid.h>
2665                   #endif
2666                 ],[
2667                   struct report_desc *repdesc;
2668                   struct usb_ctl_report *repbuf;
2669                   hid_kind_t hidkind;
2670                 ],[
2671                 have_usbhid=yes
2672                 ])
2673                 AC_MSG_RESULT($have_usbhid)
2674
2675                 if test x$have_usbhid = xyes; then
2676                     AC_MSG_CHECKING(for ucr_data member of usb_ctl_report)
2677                     have_usbhid_ucr_data=no
2678                     AC_TRY_COMPILE([
2679                       #include <sys/types.h>
2680                       #if defined(HAVE_USB_H)
2681                       #include <usb.h>
2682                       #endif
2683                       #ifdef __DragonFly__
2684                       # include <bus/usb/usb.h>
2685                       # include <bus/usb/usbhid.h>
2686                       #else
2687                       # include <dev/usb/usb.h>
2688                       # include <dev/usb/usbhid.h>
2689                       #endif
2690                       #if defined(HAVE_USBHID_H)
2691                       #include <usbhid.h>
2692                       #elif defined(HAVE_LIBUSB_H)
2693                       #include <libusb.h>
2694                       #elif defined(HAVE_LIBUSBHID_H)
2695                       #include <libusbhid.h>
2696                       #endif
2697                     ],[
2698                       struct usb_ctl_report buf;
2699                       if (buf.ucr_data) { }
2700                     ],[
2701                     have_usbhid_ucr_data=yes
2702                     ])
2703                     if test x$have_usbhid_ucr_data = xyes; then
2704                         USB_CFLAGS="$USB_CFLAGS -DUSBHID_UCR_DATA"
2705                     fi
2706                     AC_MSG_RESULT($have_usbhid_ucr_data)
2707
2708                     AC_MSG_CHECKING(for new usbhid API)
2709                     have_usbhid_new=no
2710                     AC_TRY_COMPILE([
2711                       #include <sys/types.h>
2712                       #if defined(HAVE_USB_H)
2713                       #include <usb.h>
2714                       #endif
2715                       #ifdef __DragonFly__
2716                       #include <bus/usb/usb.h>
2717                       #include <bus/usb/usbhid.h>
2718                       #else
2719                       #include <dev/usb/usb.h>
2720                       #include <dev/usb/usbhid.h>
2721                       #endif
2722                       #if defined(HAVE_USBHID_H)
2723                       #include <usbhid.h>
2724                       #elif defined(HAVE_LIBUSB_H)
2725                       #include <libusb.h>
2726                       #elif defined(HAVE_LIBUSBHID_H)
2727                       #include <libusbhid.h>
2728                       #endif
2729                     ],[
2730                       report_desc_t d;
2731                       hid_start_parse(d, 1, 1);
2732                     ],[
2733                     have_usbhid_new=yes
2734                     ])
2735                     if test x$have_usbhid_new = xyes; then
2736                         USB_CFLAGS="$USB_CFLAGS -DUSBHID_NEW"
2737                     fi
2738                     AC_MSG_RESULT($have_usbhid_new)
2739
2740                     AC_MSG_CHECKING(for struct joystick in machine/joystick.h)
2741                     have_machine_joystick=no
2742                     AC_TRY_COMPILE([
2743                       #include <machine/joystick.h>
2744                     ],[
2745                       struct joystick t;
2746                     ],[
2747                     have_machine_joystick=yes
2748                     ])
2749                     if test x$have_machine_joystick = xyes; then
2750                         AC_DEFINE(SDL_JOYSTICK_USBHID_MACHINE_JOYSTICK_H, 1, [ ])
2751                     fi
2752                     AC_MSG_RESULT($have_machine_joystick)
2753
2754                     AC_DEFINE(SDL_JOYSTICK_USBHID, 1, [ ])
2755                     SOURCES="$SOURCES $srcdir/src/joystick/bsd/*.c"
2756                     EXTRA_CFLAGS="$EXTRA_CFLAGS $USB_CFLAGS"
2757                     EXTRA_LDFLAGS="$EXTRA_LDFLAGS $USB_LIBS"
2758                     have_joystick=yes
2759                 fi
2760                 CFLAGS="$save_CFLAGS"
2761             fi
2762         ;;
2763     esac
2764 }
2765
2766 dnl Check for clock_gettime()
2767 CheckClockGettime()
2768 {
2769     AC_ARG_ENABLE(clock_gettime,
2770 AC_HELP_STRING([--enable-clock_gettime], [use clock_gettime() instead of gettimeofday() on UNIX [[default=yes]]]),
2771                   , enable_clock_gettime=yes)
2772     if test x$enable_clock_gettime = xyes; then
2773         AC_CHECK_LIB(rt, clock_gettime, have_clock_gettime=yes)
2774         if test x$have_clock_gettime = xyes; then
2775             AC_DEFINE(HAVE_CLOCK_GETTIME, 1, [ ])
2776             EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lrt"
2777         else
2778             AC_CHECK_LIB(c, clock_gettime, have_clock_gettime=yes)
2779             if test x$have_clock_gettime = xyes; then
2780                AC_DEFINE(HAVE_CLOCK_GETTIME, 1, [ ])
2781                EXTRA_LDFLAGS="$EXTRA_LDFLAGS"
2782             fi
2783         fi
2784     fi
2785 }
2786
2787 dnl Check for a valid linux/version.h
2788 CheckLinuxVersion()
2789 {
2790     AC_CHECK_HEADER(linux/version.h, have_linux_version_h=yes)
2791     if test x$have_linux_version_h = xyes; then
2792         EXTRA_CFLAGS="$EXTRA_CFLAGS -DHAVE_LINUX_VERSION_H"
2793     fi
2794 }
2795
2796 dnl Check if we want to use RPATH
2797 CheckRPATH()
2798 {
2799     AC_ARG_ENABLE(rpath,
2800 AC_HELP_STRING([--enable-rpath], [use an rpath when linking SDL [[default=yes]]]),
2801                   , enable_rpath=yes)
2802 }
2803
2804 dnl Set up the configuration based on the host platform!
2805 case "$host" in
2806     *-*-linux*|*-*-uclinux*|*-*-gnu*|*-*-k*bsd*-gnu|*-*-bsdi*|*-*-freebsd*|*-*-dragonfly*|*-*-netbsd*|*-*-openbsd*|*-*-sysv5*|*-*-solaris*|*-*-hpux*|*-*-aix*|*-*-minix*)
2807         case "$host" in
2808             *-raspberry-linux*)
2809                 # Raspberry Pi
2810                 ARCH=linux
2811                 RPI_CFLAGS="-I/opt/vc/include -I/opt/vc/include/interface/vcos/pthreads -I/opt/vc/include/interface/vmcs_host/linux"
2812                 CFLAGS="$CFLAGS $RPI_CFLAGS"
2813                 SDL_CFLAGS="$SDL_CFLAGS $RPI_CFLAGS"
2814                 EXTRA_CFLAGS="$EXTRA_CFLAGS $RPI_CFLAGS"
2815                 EXTRA_LDFLAGS="$EXTRA_LDFLAGS -L/opt/vc/lib -lbcm_host -ldl"
2816
2817                 if test x$enable_video = xyes; then
2818                     SOURCES="$SOURCES $srcdir/src/video/raspberry/*.c"
2819                     # FIXME: confdefs? Not AC_DEFINE?
2820                     $as_echo "#define SDL_VIDEO_DRIVER_RPI 1" >>confdefs.h
2821                     SUMMARY_video="${SUMMARY_video} rpi"
2822                 fi
2823                 ;;
2824             *-*-androideabi*)
2825                 # Android
2826                 ARCH=android
2827                 ANDROID_CFLAGS="-DGL_GLEXT_PROTOTYPES"
2828                 CFLAGS="$CFLAGS $ANDROID_CFLAGS"
2829                 SDL_CFLAGS="$SDL_CFLAGS $ANDROID_CFLAGS"
2830                 EXTRA_CFLAGS="$EXTRA_CFLAGS $ANDROID_CFLAGS"
2831                 EXTRA_LDFLAGS="$EXTRA_LDFLAGS -ldl -lGLESv1_CM -lGLESv2 -llog -landroid"
2832
2833                 if test x$enable_video = xyes; then
2834                     SOURCES="$SOURCES $srcdir/src/core/android/*.c $srcdir/src/video/android/*.c"
2835                     # FIXME: confdefs? Not AC_DEFINE?
2836                     $as_echo "#define SDL_VIDEO_DRIVER_ANDROID 1" >>confdefs.h
2837                     SUMMARY_video="${SUMMARY_video} android"
2838                 fi
2839                 ;;
2840             *-*-linux*)         ARCH=linux ;;
2841             *-*-uclinux*)       ARCH=linux ;;
2842             *-*-kfreebsd*-gnu)  ARCH=kfreebsd-gnu ;;
2843             *-*-knetbsd*-gnu)   ARCH=knetbsd-gnu ;;
2844             *-*-kopenbsd*-gnu)  ARCH=kopenbsd-gnu ;;
2845             *-*-gnu*)           ARCH=gnu ;; # must be last of the gnu variants
2846             *-*-bsdi*)          ARCH=bsdi ;;
2847             *-*-freebsd*)       ARCH=freebsd ;;
2848             *-*-dragonfly*)     ARCH=freebsd ;;
2849             *-raspberry-netbsd*)
2850                 # Raspberry Pi
2851                 ARCH=netbsd
2852                 RPI_CFLAGS="-I/usr/pkg/include -I/usr/pkg/include/interface/vcos/pthreads -I/usr/pkg/include/interface/vmcs_host/linux"
2853                 CFLAGS="$CFLAGS $RPI_CFLAGS"
2854                 SDL_CFLAGS="$SDL_CFLAGS $RPI_CFLAGS"
2855                 EXTRA_CFLAGS="$EXTRA_CFLAGS $RPI_CFLAGS"
2856                 EXTRA_LDFLAGS="$EXTRA_LDFLAGS -Wl,-R/usr/pkg/lib -L/usr/pkg/lib -lbcm_host -ldl"
2857
2858                 if test x$enable_video = xyes; then
2859                     SOURCES="$SOURCES $srcdir/src/video/raspberry/*.c"
2860                     $as_echo "#define SDL_VIDEO_DRIVER_RPI 1" >>confdefs.h
2861                     SUMMARY_video="${SUMMARY_video} raspberry"
2862                 fi
2863                 ;;
2864             *-*-netbsd*)        ARCH=netbsd ;;
2865             *-*-openbsd*)       ARCH=openbsd ;;
2866             *-*-sysv5*)         ARCH=sysv5 ;;
2867             *-*-solaris*)       ARCH=solaris ;;
2868             *-*-hpux*)          ARCH=hpux ;;
2869             *-*-aix*)           ARCH=aix ;;
2870             *-*-minix*)         ARCH=minix ;;
2871         esac
2872         CheckVisibilityHidden
2873         CheckDummyVideo
2874         CheckDiskAudio
2875         CheckDummyAudio
2876         CheckDLOPEN
2877         CheckOSS
2878         CheckALSA
2879         CheckPulseAudio
2880         CheckARTSC
2881         CheckESD
2882         CheckNAS
2883         CheckSNDIO
2884         CheckX11
2885         CheckDirectFB
2886         CheckFusionSound
2887         CheckOpenGLX11
2888         CheckOpenGLESX11
2889         CheckMir
2890         CheckWayland
2891         CheckLibUDev
2892         CheckDBus
2893         CheckIBus
2894         case $ARCH in
2895           linux)
2896               CheckInputEvents
2897               CheckInputKD
2898           ;;
2899         esac
2900         CheckTslib
2901         CheckUSBHID
2902         CheckPTHREAD
2903         CheckClockGettime
2904         CheckLinuxVersion
2905         CheckRPATH
2906         CheckVivanteVideo
2907         # Set up files for the audio library
2908         if test x$enable_audio = xyes; then
2909           case $ARCH in
2910             sysv5|solaris|hpux)
2911                 AC_DEFINE(SDL_AUDIO_DRIVER_SUNAUDIO, 1, [ ])
2912                 SOURCES="$SOURCES $srcdir/src/audio/sun/*.c"
2913                 have_audio=yes
2914             ;;
2915             netbsd)  # Don't use this on OpenBSD, it's busted.
2916                 AC_DEFINE(SDL_AUDIO_DRIVER_BSD, 1, [ ])
2917                 SOURCES="$SOURCES $srcdir/src/audio/bsd/*.c"
2918                 have_audio=yes
2919             ;;
2920             aix)
2921                 AC_DEFINE(SDL_AUDIO_DRIVER_PAUDIO, 1, [ ])
2922                 SOURCES="$SOURCES $srcdir/src/audio/paudio/*.c"
2923                 have_audio=yes
2924             ;;
2925             android)
2926                 AC_DEFINE(SDL_AUDIO_DRIVER_ANDROID, 1, [ ])
2927                 SOURCES="$SOURCES $srcdir/src/audio/android/*.c"
2928                 SUMMARY_audio="${SUMMARY_audio} android"
2929                 have_audio=yes
2930             ;;
2931           esac
2932         fi
2933         # Set up files for the joystick library
2934         if test x$enable_joystick = xyes; then
2935           case $ARCH in
2936             linux)
2937                 AC_DEFINE(SDL_JOYSTICK_LINUX, 1, [ ])
2938                 SOURCES="$SOURCES $srcdir/src/joystick/linux/*.c"
2939                 have_joystick=yes
2940             ;;
2941             android)
2942                 AC_DEFINE(SDL_JOYSTICK_ANDROID, 1, [ ])
2943                 SOURCES="$SOURCES $srcdir/src/joystick/android/*.c"
2944                 have_joystick=yes
2945             ;;
2946           esac
2947         fi
2948         # Set up files for the haptic library
2949         if test x$enable_haptic = xyes; then
2950            if test x$use_input_events = xyes; then
2951              case $ARCH in
2952                linux)
2953                    AC_DEFINE(SDL_HAPTIC_LINUX, 1, [ ])
2954                    SOURCES="$SOURCES $srcdir/src/haptic/linux/*.c"
2955                    have_haptic=yes
2956                ;;
2957              esac
2958            fi
2959         fi
2960         # Set up files for the power library
2961         if test x$enable_power = xyes; then
2962              case $ARCH in
2963                linux)
2964                    AC_DEFINE(SDL_POWER_LINUX, 1, [ ])
2965                    SOURCES="$SOURCES $srcdir/src/power/linux/*.c"
2966                    have_power=yes
2967                ;;
2968                android)
2969                    AC_DEFINE(SDL_POWER_ANDROID, 1, [ ])
2970                    SOURCES="$SOURCES $srcdir/src/power/android/*.c"
2971                    have_power=yes
2972                ;;
2973              esac
2974         fi
2975         # Set up files for the filesystem library
2976         if test x$enable_filesystem = xyes; then
2977              case $ARCH in
2978                android)
2979                    AC_DEFINE(SDL_FILESYSTEM_ANDROID, 1, [ ])
2980                    SOURCES="$SOURCES $srcdir/src/filesystem/android/*.c"
2981                    have_filesystem=yes
2982                ;;
2983                *)
2984                    AC_DEFINE(SDL_FILESYSTEM_UNIX, 1, [ ])
2985                    SOURCES="$SOURCES $srcdir/src/filesystem/unix/*.c"
2986                    have_filesystem=yes
2987                ;;
2988              esac
2989         fi
2990         # Set up files for the timer library
2991         if test x$enable_timers = xyes; then
2992             AC_DEFINE(SDL_TIMER_UNIX, 1, [ ])
2993             SOURCES="$SOURCES $srcdir/src/timer/unix/*.c"
2994             have_timers=yes
2995         fi
2996         # Set up files for udev hotplugging support
2997         if test x$enable_libudev = xyes && test x$have_libudev_h_hdr = xyes; then
2998             SOURCES="$SOURCES $srcdir/src/core/linux/SDL_udev.c"
2999         fi
3000         # Set up files for evdev input
3001         if test x$use_input_events = xyes; then
3002             SOURCES="$SOURCES $srcdir/src/core/linux/SDL_evdev.c"
3003         fi
3004         ;;
3005     *-*-cygwin* | *-*-mingw32*)
3006         ARCH=win32
3007         if test "$build" != "$host"; then # cross-compiling
3008             # Default cross-compile location
3009             ac_default_prefix=/usr/local/cross-tools/$host
3010         else
3011             # Look for the location of the tools and install there
3012             if test "$BUILD_PREFIX" != ""; then
3013                 ac_default_prefix=$BUILD_PREFIX
3014             fi
3015         fi
3016         CheckDummyVideo
3017         CheckDiskAudio
3018         CheckDummyAudio
3019         CheckWINDOWS
3020         CheckWINDOWSGL
3021         CheckWINDOWSGLES
3022         CheckDIRECTX
3023
3024         # Set up the core platform files
3025         SOURCES="$SOURCES $srcdir/src/core/windows/*.c"
3026
3027         # Set up files for the video library
3028         if test x$enable_video = xyes; then
3029             AC_DEFINE(SDL_VIDEO_DRIVER_WINDOWS, 1, [ ])
3030             SOURCES="$SOURCES $srcdir/src/video/windows/*.c"
3031             have_video=yes
3032             AC_ARG_ENABLE(render-d3d,
3033 AC_HELP_STRING([--enable-render-d3d], [enable the Direct3D render driver [[default=yes]]]),
3034                                 , enable_render_d3d=yes)
3035             if test x$enable_render_d3d = xyes -a x$have_d3d = xyes; then
3036                 AC_DEFINE(SDL_VIDEO_RENDER_D3D, 1, [ ])
3037             fi
3038             if test x$enable_render_d3d = xyes -a x$have_d3d11 = xyes; then
3039                 AC_DEFINE(SDL_VIDEO_RENDER_D3D11, 1, [ ])
3040             fi
3041         fi
3042         # Set up files for the audio library
3043         if test x$enable_audio = xyes; then
3044             AC_DEFINE(SDL_AUDIO_DRIVER_WINMM, 1, [ ])
3045             SOURCES="$SOURCES $srcdir/src/audio/winmm/*.c"
3046             if test x$have_dsound = xyes; then
3047                 AC_DEFINE(SDL_AUDIO_DRIVER_DSOUND, 1, [ ])
3048                 SOURCES="$SOURCES $srcdir/src/audio/directsound/*.c"
3049             fi
3050             if test x$have_xaudio2 = xyes; then
3051                 AC_DEFINE(SDL_AUDIO_DRIVER_XAUDIO2, 1, [ ])
3052                 SOURCES="$SOURCES $srcdir/src/audio/xaudio2/*.c"
3053             fi
3054             have_audio=yes
3055         fi
3056         # Set up files for the joystick library
3057         if test x$enable_joystick = xyes; then
3058             if test x$have_dinput = xyes -o x$have_xinput = xyes; then
3059                 if test x$have_xinput = xyes; then
3060                     AC_DEFINE(SDL_JOYSTICK_XINPUT, 1, [ ])
3061                 fi
3062                 if test x$have_dinput = xyes; then
3063                     AC_DEFINE(SDL_JOYSTICK_DINPUT, 1, [ ])
3064                     EXTRA_LDFLAGS="$EXTRA_LDFLAGS -ldinput8 -ldxguid -ldxerr8"
3065                 fi
3066             else
3067                 AC_DEFINE(SDL_JOYSTICK_WINMM, 1, [ ])
3068             fi
3069             SOURCES="$SOURCES $srcdir/src/joystick/windows/*.c"
3070             have_joystick=yes
3071         fi
3072         if test x$enable_haptic = xyes; then
3073             if test x$have_dinput = xyes -o x$have_xinput = xyes; then
3074                 if test x$have_xinput = xyes; then
3075                     AC_DEFINE(SDL_HAPTIC_XINPUT, 1, [ ])
3076                 fi
3077                 if test x$have_dinput = xyes; then
3078                     AC_DEFINE(SDL_HAPTIC_DINPUT, 1, [ ])
3079                 fi
3080                 SOURCES="$SOURCES $srcdir/src/haptic/windows/*.c"
3081                 have_haptic=yes
3082             fi
3083         fi
3084         if test x$enable_power = xyes; then
3085             AC_DEFINE(SDL_POWER_WINDOWS, 1, [ ])
3086             SOURCES="$SOURCES $srcdir/src/power/windows/SDL_syspower.c"
3087             have_power=yes
3088         fi
3089         if test x$enable_filesystem = xyes; then
3090             AC_DEFINE(SDL_FILESYSTEM_WINDOWS, 1, [ ])
3091             SOURCES="$SOURCES $srcdir/src/filesystem/windows/SDL_sysfilesystem.c"
3092             have_filesystem=yes
3093         fi
3094         # Set up files for the thread library
3095         if test x$enable_threads = xyes; then
3096             AC_DEFINE(SDL_THREAD_WINDOWS, 1, [ ])
3097             SOURCES="$SOURCES $srcdir/src/thread/windows/*.c"
3098             SOURCES="$SOURCES $srcdir/src/thread/generic/SDL_syscond.c"
3099             have_threads=yes
3100         fi
3101         # Set up files for the timer library
3102         if test x$enable_timers = xyes; then
3103             AC_DEFINE(SDL_TIMER_WINDOWS, 1, [ ])
3104             SOURCES="$SOURCES $srcdir/src/timer/windows/*.c"
3105             have_timers=yes
3106         fi
3107         # Set up files for the shared object loading library
3108         if test x$enable_loadso = xyes; then
3109             AC_DEFINE(SDL_LOADSO_WINDOWS, 1, [ ])
3110             SOURCES="$SOURCES $srcdir/src/loadso/windows/*.c"
3111             have_loadso=yes
3112         fi
3113         # Set up the system libraries we need
3114         if test -f /lib/w32api/libuuid.a; then
3115             LIBUUID=/lib/w32api/libuuid.a
3116         else
3117             LIBUUID=-luuid
3118         fi
3119         EXTRA_LDFLAGS="$EXTRA_LDFLAGS -luser32 -lgdi32 -lwinmm -limm32 -lole32 -loleaut32 -lshell32 -lversion $LIBUUID -static-libgcc"
3120         # The Windows platform requires special setup
3121         VERSION_SOURCES="$srcdir/src/main/windows/*.rc"
3122         SDLMAIN_SOURCES="$srcdir/src/main/windows/*.c"
3123         SDL_CFLAGS="$SDL_CFLAGS -Dmain=SDL_main"
3124         SDL_LIBS="-lSDL2main $SDL_LIBS -mwindows"
3125
3126         # Check to see if this is a mingw or cygwin build
3127         have_mingw32=
3128         AC_CHECK_LIB(mingw32, main, [have_mingw32=yes])
3129         if test x$have_mingw32 = xyes; then
3130             SDL_LIBS="-lmingw32 $SDL_LIBS"
3131         else
3132             SDL_LIBS="-lcygwin $SDL_LIBS"
3133         fi
3134         ;;
3135
3136     dnl BeOS support removed after SDL 2.0.1. Haiku still works.  --ryan.
3137     *-*-beos*)
3138         AC_MSG_ERROR([
3139 *** BeOS support has been removed as of SDL 2.0.2.
3140         ])
3141         ;;
3142
3143     *-*-haiku*)
3144         ARCH=haiku
3145         ac_default_prefix=/boot/system
3146         CheckDummyVideo
3147         CheckDiskAudio
3148         CheckDummyAudio
3149         CheckHaikuVideo
3150         CheckHaikuGL
3151         CheckPTHREAD
3152
3153         # Set up files for the audio library
3154         if test x$enable_audio = xyes; then
3155             AC_DEFINE(SDL_AUDIO_DRIVER_HAIKU, 1, [ ])
3156             SOURCES="$SOURCES $srcdir/src/audio/haiku/*.cc"
3157             have_audio=yes
3158         fi
3159         # Set up files for the joystick library
3160         if test x$enable_joystick = xyes; then
3161             AC_DEFINE(SDL_JOYSTICK_HAIKU, 1, [ ])
3162             SOURCES="$SOURCES $srcdir/src/joystick/haiku/*.cc"
3163             have_joystick=yes
3164         fi
3165         # Set up files for the timer library
3166         if test x$enable_timers = xyes; then
3167             AC_DEFINE(SDL_TIMER_HAIKU, 1, [ ])
3168             SOURCES="$SOURCES $srcdir/src/timer/haiku/*.c"
3169             have_timers=yes
3170         fi
3171         # Set up files for the shared object loading library
3172         if test x$enable_loadso = xyes; then
3173             AC_DEFINE(SDL_LOADSO_HAIKU, 1, [ ])
3174             SOURCES="$SOURCES $srcdir/src/loadso/haiku/*.c"
3175             have_loadso=yes
3176         fi
3177         # Set up files for the system power library
3178         if test x$enable_power = xyes; then
3179             AC_DEFINE(SDL_POWER_HAIKU, 1, [ ])
3180             SOURCES="$SOURCES $srcdir/src/power/haiku/*.c"
3181             have_power=yes
3182         fi
3183         # Set up files for the system filesystem library
3184         if test x$enable_filesystem = xyes; then
3185             AC_DEFINE(SDL_FILESYSTEM_HAIKU, 1, [ ])
3186             SOURCES="$SOURCES $srcdir/src/filesystem/haiku/*.cc"
3187             have_filesystem=yes
3188         fi
3189         # The Haiku platform requires special setup.
3190         SOURCES="$srcdir/src/main/haiku/*.cc $SOURCES"
3191         EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lroot -lbe -lmedia -lgame -ldevice -ltextencoding"
3192         ;;
3193     arm*-apple-darwin*)
3194         # iOS - We are not writing anything to confdefs.h because you have to replace
3195         # SDL_config.h for SDL_config_iphoneos.h anyway
3196         ARCH=ios
3197
3198         CheckVisibilityHidden
3199         CheckDummyVideo
3200         CheckDiskAudio
3201         CheckDummyAudio
3202         CheckDLOPEN
3203         CheckCOCOA
3204         CheckPTHREAD
3205
3206
3207         # Set up files for the audio library
3208         if test x$enable_audio = xyes; then
3209             SOURCES="$SOURCES $srcdir/src/audio/coreaudio/*.c"
3210             SUMMARY_audio="${SUMMARY_audio} coreaudio"
3211             have_audio=yes
3212         fi
3213         # Set up files for the joystick library
3214         if test x$enable_joystick = xyes; then
3215             SOURCES="$SOURCES $srcdir/src/joystick/iphoneos/*.m"
3216             have_joystick=yes
3217         fi
3218         # Set up files for the haptic library
3219         #if test x$enable_haptic = xyes; then
3220         #    SOURCES="$SOURCES $srcdir/src/haptic/darwin/*.c"
3221         #    have_haptic=yes
3222         #    EXTRA_LDFLAGS="$EXTRA_LDFLAGS -Wl,-framework,ForceFeedback"
3223         #fi
3224         # Set up files for the power library
3225         if test x$enable_power = xyes; then
3226             SOURCES="$SOURCES $srcdir/src/power/uikit/*.m"
3227             have_power=yes
3228         fi
3229         # Set up files for the filesystem library
3230         if test x$enable_filesystem = xyes; then
3231             SOURCES="$SOURCES $srcdir/src/filesystem/cocoa/*.m"
3232             have_filesystem=yes
3233         fi
3234         # Set up files for the timer library
3235         if test x$enable_timers = xyes; then
3236             SOURCES="$SOURCES $srcdir/src/timer/unix/*.c"
3237             have_timers=yes
3238         fi
3239         # Set up additional files for the file library
3240         if test x$enable_file = xyes; then
3241             SOURCES="$SOURCES $srcdir/src/file/cocoa/*.m"
3242         fi
3243         # The iOS platform requires special setup.
3244         SOURCES="$SOURCES $srcdir/src/video/uikit/*.m"
3245         EXTRA_CFLAGS="$EXTRA_CFLAGS -fpascal-strings"
3246         EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lm -liconv -lobjc"
3247         EXTRA_LDFLAGS="$EXTRA_LDFLAGS -Wl,-framework,Foundation"
3248         EXTRA_LDFLAGS="$EXTRA_LDFLAGS -Wl,-framework,UIKit"
3249         EXTRA_LDFLAGS="$EXTRA_LDFLAGS -Wl,-framework,OpenGLES"
3250         EXTRA_LDFLAGS="$EXTRA_LDFLAGS -Wl,-framework,QuartzCore"
3251         EXTRA_LDFLAGS="$EXTRA_LDFLAGS -Wl,-framework,CoreAudio"
3252         EXTRA_LDFLAGS="$EXTRA_LDFLAGS -Wl,-framework,AudioToolbox"
3253         EXTRA_LDFLAGS="$EXTRA_LDFLAGS -Wl,-framework,CoreGraphics"
3254         EXTRA_LDFLAGS="$EXTRA_LDFLAGS -Wl,-framework,CoreMotion"
3255         EXTRA_LDFLAGS="$EXTRA_LDFLAGS -Wl,-framework,GameController"
3256         ;;
3257     *-*-darwin* )
3258         # This could be either full "Mac OS X", or plain "Darwin" which is
3259         # just the OS X kernel sans upper layers like Carbon and Cocoa.
3260         # Next line is broken, and a few files below require Mac OS X (full)
3261         ARCH=macosx
3262
3263         # Mac OS X builds with both the Carbon and OSX APIs at the moment
3264         EXTRA_CFLAGS="$EXTRA_CFLAGS -DTARGET_API_MAC_CARBON"
3265         EXTRA_CFLAGS="$EXTRA_CFLAGS -DTARGET_API_MAC_OSX"
3266
3267         CheckVisibilityHidden
3268         CheckDummyVideo
3269         CheckDiskAudio
3270         CheckDummyAudio
3271         CheckDLOPEN
3272         CheckCOCOA
3273         CheckX11
3274         CheckMacGL
3275         CheckOpenGLX11
3276         CheckPTHREAD
3277
3278         # Set up files for the audio library
3279         if test x$enable_audio = xyes; then
3280             AC_DEFINE(SDL_AUDIO_DRIVER_COREAUDIO, 1, [ ])
3281             SOURCES="$SOURCES $srcdir/src/audio/coreaudio/*.c"
3282             SUMMARY_audio="${SUMMARY_audio} coreaudio"
3283             have_audio=yes
3284         fi
3285         # Set up files for the joystick library
3286         if test x$enable_joystick = xyes; then
3287             AC_DEFINE(SDL_JOYSTICK_IOKIT, 1, [ ])
3288             SOURCES="$SOURCES $srcdir/src/joystick/darwin/*.c"
3289             have_joystick=yes
3290         fi
3291         # Set up files for the haptic library
3292         if test x$enable_haptic = xyes; then
3293             AC_DEFINE(SDL_HAPTIC_IOKIT, 1, [ ])
3294             SOURCES="$SOURCES $srcdir/src/haptic/darwin/*.c"
3295             have_haptic=yes
3296             EXTRA_LDFLAGS="$EXTRA_LDFLAGS -Wl,-framework,ForceFeedback"
3297         fi
3298         # Set up files for the power library
3299         if test x$enable_power = xyes; then
3300             AC_DEFINE(SDL_POWER_MACOSX, 1, [ ])
3301             SOURCES="$SOURCES $srcdir/src/power/macosx/*.c"
3302             have_power=yes
3303         fi
3304         # Set up files for the filesystem library
3305         if test x$enable_filesystem = xyes; then
3306             AC_DEFINE(SDL_FILESYSTEM_COCOA, 1, [ ])
3307             SOURCES="$SOURCES $srcdir/src/filesystem/cocoa/*.m"
3308             have_filesystem=yes
3309         fi
3310         # Set up files for the timer library
3311         if test x$enable_timers = xyes; then
3312             AC_DEFINE(SDL_TIMER_UNIX, 1, [ ])
3313             SOURCES="$SOURCES $srcdir/src/timer/unix/*.c"
3314             have_timers=yes
3315         fi
3316         # Set up additional files for the file library
3317         if test x$enable_file = xyes; then
3318             SOURCES="$SOURCES $srcdir/src/file/cocoa/*.m"
3319         fi
3320         # The Mac OS X platform requires special setup.
3321         EXTRA_CFLAGS="$EXTRA_CFLAGS -fpascal-strings"
3322         EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lobjc"
3323         EXTRA_LDFLAGS="$EXTRA_LDFLAGS -Wl,-framework,CoreVideo"
3324         EXTRA_LDFLAGS="$EXTRA_LDFLAGS -Wl,-framework,Cocoa"
3325         EXTRA_LDFLAGS="$EXTRA_LDFLAGS -Wl,-framework,Carbon"
3326         EXTRA_LDFLAGS="$EXTRA_LDFLAGS -Wl,-framework,IOKit"
3327         # If audio is used, add the AudioUnit framework
3328         if test x$enable_audio = xyes; then
3329             EXTRA_LDFLAGS="$EXTRA_LDFLAGS -Wl,-framework,CoreAudio -Wl,-framework,AudioToolbox -Wl,-framework,AudioUnit"
3330         fi
3331         ;;
3332     *-nacl|*-pnacl)
3333         ARCH=nacl
3334         CheckNativeClient
3335         CheckDummyAudio
3336         CheckDummyVideo
3337         CheckInputEvents
3338         CheckPTHREAD
3339
3340         # Set up files for the timer library
3341         if test x$enable_timers = xyes; then
3342             AC_DEFINE(SDL_TIMER_UNIX)
3343             SOURCES="$SOURCES $srcdir/src/timer/unix/*.c"
3344             have_timers=yes
3345         fi
3346
3347         if test x$enable_filesystem = xyes; then
3348             AC_DEFINE(SDL_FILESYSTEM_NACL, 1, [ ])
3349             SOURCES="$SOURCES $srcdir/src/filesystem/nacl/*.c"
3350             have_filesystem=yes
3351         fi
3352         ;;
3353     *-*-emscripten* )
3354         if test x$enable_video = xyes; then
3355             AC_DEFINE(SDL_VIDEO_DRIVER_EMSCRIPTEN, 1, [ ])
3356             SOURCES="$SOURCES $srcdir/src/video/emscripten/*.c"
3357             have_video=yes
3358             SUMMARY_video="${SUMMARY_video} emscripten"
3359         fi
3360
3361         if test x$enable_audio = xyes; then
3362             AC_DEFINE(SDL_AUDIO_DRIVER_EMSCRIPTEN, 1, [ ])
3363             SOURCES="$SOURCES $srcdir/src/audio/emscripten/*.c"
3364             have_audio=yes
3365             SUMMARY_audio="${SUMMARY_audio} emscripten"
3366         fi
3367
3368         CheckVisibilityHidden
3369         CheckDummyVideo
3370         CheckDiskAudio
3371         CheckDummyAudio
3372         CheckDLOPEN
3373         CheckClockGettime
3374         CheckEmscriptenGLES
3375
3376          # Set up files for the power library
3377         if test x$enable_power = xyes; then
3378             AC_DEFINE(SDL_POWER_EMSCRIPTEN, 1, [ ])
3379             SOURCES="$SOURCES $srcdir/src/power/emscripten/*.c"
3380             have_power=yes
3381         fi
3382
3383         # Set up files for the power library
3384         if test x$enable_joystick = xyes; then
3385             AC_DEFINE(SDL_JOYSTICK_EMSCRIPTEN, 1, [ ])
3386             SOURCES="$SOURCES $srcdir/src/joystick/emscripten/*.c"
3387             have_joystick=yes
3388         fi
3389
3390         # Set up files for the filesystem library
3391         if test x$enable_filesystem = xyes; then
3392             AC_DEFINE(SDL_FILESYSTEM_EMSCRIPTEN, 1, [ ])
3393             SOURCES="$SOURCES $srcdir/src/filesystem/emscripten/*.c"
3394             have_filesystem=yes
3395         fi
3396         # Set up files for the timer library
3397         if test x$enable_timers = xyes; then
3398             AC_DEFINE(SDL_TIMER_UNIX, 1, [ ])
3399             SOURCES="$SOURCES $srcdir/src/timer/unix/*.c"
3400             have_timers=yes
3401         fi
3402         ;;
3403     *)
3404         AC_MSG_ERROR([
3405 *** Unsupported host:  Please add to configure.in
3406         ])
3407         ;;
3408 esac
3409
3410 dnl Do this on all platforms, after everything else.
3411 CheckWarnAll
3412
3413 # Verify that we have all the platform specific files we need
3414
3415 if test x$have_joystick != xyes; then
3416     if test x$enable_joystick = xyes; then
3417         AC_DEFINE(SDL_JOYSTICK_DISABLED, 1, [ ])
3418     fi
3419     SOURCES="$SOURCES $srcdir/src/joystick/dummy/*.c"
3420 fi
3421 if test x$have_haptic != xyes; then
3422     if test x$enable_haptic = xyes; then
3423         AC_DEFINE(SDL_HAPTIC_DISABLED, 1, [ ])
3424     fi
3425     SOURCES="$SOURCES $srcdir/src/haptic/dummy/*.c"
3426 fi
3427 if test x$have_threads != xyes; then
3428     if test x$enable_threads = xyes; then
3429         AC_DEFINE(SDL_THREADS_DISABLED, 1, [ ])
3430     fi
3431     SOURCES="$SOURCES $srcdir/src/thread/generic/*.c"
3432 fi
3433 if test x$have_timers != xyes; then
3434     if test x$enable_timers = xyes; then
3435         AC_DEFINE(SDL_TIMERS_DISABLED, 1, [ ])
3436     fi
3437     SOURCES="$SOURCES $srcdir/src/timer/dummy/*.c"
3438 fi
3439 if test x$have_filesystem != xyes; then
3440     if test x$enable_filesystem = xyes; then
3441         AC_DEFINE(SDL_FILESYSTEM_DISABLED, 1, [ ])
3442     fi
3443     SOURCES="$SOURCES $srcdir/src/filesystem/dummy/*.c"
3444 fi
3445 if test x$have_loadso != xyes; then
3446     if test x$enable_loadso = xyes; then
3447         AC_DEFINE(SDL_LOADSO_DISABLED, 1, [ ])
3448     fi
3449     SOURCES="$SOURCES $srcdir/src/loadso/dummy/*.c"
3450 fi
3451 if test x$SDLMAIN_SOURCES = x; then
3452     SDLMAIN_SOURCES="$srcdir/src/main/dummy/*.c"
3453 fi
3454 SDLTEST_SOURCES="$srcdir/src/test/*.c"
3455
3456 OBJECTS=`echo $SOURCES`
3457 DEPENDS=`echo $SOURCES | tr ' ' '\n'`
3458 for EXT in asm cc m c S; do
3459     OBJECTS=`echo "$OBJECTS" | sed 's,[[^ ]]*/\([[^ ]]*\)\.'$EXT',$(objects)/\1.lo,g'`
3460     DEPENDS=`echo "$DEPENDS" | sed "s,^\\([[^ ]]*\\)/\\([[^ ]]*\\)\\.$EXT\\$,\\\\
3461 \\$(objects)/\\2.lo: \\1/\\2.$EXT\\\\
3462         \\$(RUN_CMD_CC)\\$(LIBTOOL) --tag=CC --mode=compile \\$(CC) \\$(CFLAGS) \\$(EXTRA_CFLAGS) $DEPENDENCY_TRACKING_OPTIONS -c \\$< -o \\$@,g"`
3463 done
3464
3465 VERSION_OBJECTS=`echo $VERSION_SOURCES`
3466 VERSION_DEPENDS=`echo $VERSION_SOURCES`
3467 VERSION_OBJECTS=`echo "$VERSION_OBJECTS" | sed 's,[[^ ]]*/\([[^ ]]*\)\.rc,$(objects)/\1.o,g'`
3468 VERSION_DEPENDS=`echo "$VERSION_DEPENDS" | sed "s,\\([[^ ]]*\\)/\\([[^ ]]*\\)\\.rc,\\\\
3469 \\$(objects)/\\2.o: \\1/\\2.rc\\\\
3470         \\$(WINDRES) \\$< \\$@,g"`
3471
3472 SDLMAIN_OBJECTS=`echo $SDLMAIN_SOURCES`
3473 SDLMAIN_DEPENDS=`echo $SDLMAIN_SOURCES`
3474 SDLMAIN_OBJECTS=`echo "$SDLMAIN_OBJECTS" | sed 's,[[^ ]]*/\([[^ ]]*\)\.c,$(objects)/\1.o,g'`
3475 SDLMAIN_DEPENDS=`echo "$SDLMAIN_DEPENDS" | sed "s,\\([[^ ]]*\\)/\\([[^ ]]*\\)\\.c,\\\\
3476 \\$(objects)/\\2.o: \\1/\\2.c\\\\
3477         \\$(RUN_CMD_CC)\\$(LIBTOOL) --tag=CC --mode=compile \\$(CC) \\$(CFLAGS) \\$(EXTRA_CFLAGS) $DEPENDENCY_TRACKING_OPTIONS -c \\$< -o \\$@,g"`
3478
3479 SDLTEST_OBJECTS=`echo $SDLTEST_SOURCES`
3480 SDLTEST_DEPENDS=`echo $SDLTEST_SOURCES`
3481 SDLTEST_OBJECTS=`echo "$SDLTEST_OBJECTS" | sed 's,[[^ ]]*/\([[^ ]]*\)\.c,$(objects)/\1.o,g'`
3482 SDLTEST_DEPENDS=`echo "$SDLTEST_DEPENDS" | sed "s,\\([[^ ]]*\\)/\\([[^ ]]*\\)\\.c,\\\\
3483 \\$(objects)/\\2.o: \\1/\\2.c\\\\
3484         \\$(RUN_CMD_CC)\\$(LIBTOOL) --tag=CC --mode=compile \\$(CC) \\$(CFLAGS) \\$(EXTRA_CFLAGS) $DEPENDENCY_TRACKING_OPTIONS -c \\$< -o \\$@,g"`
3485
3486 # Set runtime shared library paths as needed
3487
3488 if test "x$enable_rpath" = "xyes"; then
3489   if test $ARCH = bsdi -o $ARCH = freebsd -o $ARCH = linux -o $ARCH = netbsd; then
3490     SDL_RLD_FLAGS="-Wl,-rpath,\${libdir}"
3491   fi
3492   if test $ARCH = solaris; then
3493     SDL_RLD_FLAGS="-R\${libdir}"
3494   fi
3495 else
3496   SDL_RLD_FLAGS=""
3497 fi
3498
3499 SDL_STATIC_LIBS="$SDL_LIBS $EXTRA_LDFLAGS"
3500
3501 dnl Expand the cflags and libraries needed by apps using SDL
3502 AC_SUBST(SDL_CFLAGS)
3503 AC_SUBST(SDL_LIBS)
3504 AC_SUBST(SDL_STATIC_LIBS)
3505 AC_SUBST(SDL_RLD_FLAGS)
3506 if test x$enable_shared = xyes; then
3507     ENABLE_SHARED_TRUE=
3508     ENABLE_SHARED_FALSE="#"
3509 else
3510     ENABLE_SHARED_TRUE="#"
3511     ENABLE_SHARED_FALSE=
3512 fi
3513 if test x$enable_static = xyes; then
3514     ENABLE_STATIC_TRUE=
3515     ENABLE_STATIC_FALSE="#"
3516 else
3517     ENABLE_STATIC_TRUE="#"
3518     ENABLE_STATIC_FALSE=
3519 fi
3520 AC_SUBST(ENABLE_SHARED_TRUE)
3521 AC_SUBST(ENABLE_SHARED_FALSE)
3522 AC_SUBST(ENABLE_STATIC_TRUE)
3523 AC_SUBST(ENABLE_STATIC_FALSE)
3524
3525 dnl Expand the sources and objects needed to build the library
3526 AC_SUBST(ac_aux_dir)
3527 AC_SUBST(INCLUDE)
3528 AC_SUBST(OBJECTS)
3529 AC_SUBST(VERSION_OBJECTS)
3530 AC_SUBST(SDLMAIN_OBJECTS)
3531 AC_SUBST(SDLTEST_OBJECTS)
3532 AC_SUBST(BUILD_CFLAGS)
3533 AC_SUBST(EXTRA_CFLAGS)
3534 AC_SUBST(BUILD_LDFLAGS)
3535 AC_SUBST(EXTRA_LDFLAGS)
3536 AC_SUBST(WINDRES)
3537
3538 cat >Makefile.rules <<__EOF__
3539
3540 # Build rules for objects
3541 -include \$(OBJECTS:.lo=.d)
3542
3543 # Special dependency for SDL.c, since it depends on SDL_revision.h
3544 $srcdir/src/SDL.c: update-revision
3545 $DEPENDS
3546 $VERSION_DEPENDS
3547 $SDLMAIN_DEPENDS
3548 $SDLTEST_DEPENDS
3549 __EOF__
3550
3551 AC_CONFIG_FILES([
3552     Makefile:Makefile.in:Makefile.rules sdl2-config sdl2-config.cmake SDL2.spec sdl2.pc
3553 ])
3554 AC_CONFIG_COMMANDS([sdl2_config],[chmod a+x sdl2-config])
3555
3556 SUMMARY="SDL2 Configure Summary:\n"
3557 if test x$enable_shared = xyes; then
3558     SUMMARY="${SUMMARY}Building Shared Libraries\n"
3559 fi
3560 if test x$enable_static = xyes; then
3561     SUMMARY="${SUMMARY}Building Static Libraries\n"
3562 fi
3563 SUMMARY="${SUMMARY}Enabled modules :${SUMMARY_modules}\n"
3564 SUMMARY="${SUMMARY}Assembly Math   :${SUMMARY_math}\n"
3565 SUMMARY="${SUMMARY}Audio drivers   :${SUMMARY_audio}\n"
3566 SUMMARY="${SUMMARY}Video drivers   :${SUMMARY_video}\n"
3567 if test x$have_x = xyes; then
3568     SUMMARY="${SUMMARY}X11 libraries   :${SUMMARY_video_x11}\n"
3569 fi
3570 SUMMARY="${SUMMARY}Input drivers   :${SUMMARY_input}\n"
3571 if test x$enable_libudev = xyes; then
3572     SUMMARY="${SUMMARY}Using libudev   : YES\n"
3573 else
3574     SUMMARY="${SUMMARY}Using libudev   : NO\n"
3575 fi
3576 if test x$have_dbus_dbus_h_hdr = xyes; then
3577     SUMMARY="${SUMMARY}Using dbus      : YES\n"
3578 else
3579     SUMMARY="${SUMMARY}Using dbus      : NO\n"
3580 fi
3581 if test x$have_ibus_ibus_h_hdr = xyes; then
3582     SUMMARY="${SUMMARY}Using ibus      : YES\n"
3583 else
3584     SUMMARY="${SUMMARY}Using ibus      : NO\n"
3585 fi
3586 AC_CONFIG_COMMANDS([summary], [echo -en "$SUMMARY"], [SUMMARY="$SUMMARY"])
3587
3588 AC_OUTPUT