add in SDL 2.0.2 source

Edward Rudd

2014-03-08 e2b6e957100030b4c9e8d720157b0a34195e6dcb

 source/configure.in

@@ -20,9 +20,9 @@
#
SDL_MAJOR_VERSION=2
SDL_MINOR_VERSION=0
SDL_MICRO_VERSION=1
SDL_MICRO_VERSION=2
SDL_INTERFACE_AGE=0
SDL_BINARY_AGE=1
SDL_BINARY_AGE=2
SDL_VERSION=$SDL_MAJOR_VERSION.$SDL_MINOR_VERSION.$SDL_MICRO_VERSION

AC_SUBST(SDL_MAJOR_VERSION)
@@ -204,19 +204,26 @@
    fi
fi

# Actually this doesn't work on OpenBSD and BeOS
#AC_MSG_CHECKING(for linker option --no-undefined)
#have_no_undefined=no
#save_LDFLAGS="$LDFLAGS"
#LDFLAGS="$LDFLAGS -Wl,--no-undefined"
#AC_TRY_LINK([
#],[
#],[
#have_no_undefined=yes
#EXTRA_LDFLAGS="$EXTRA_LDFLAGS -Wl,--no-undefined"
#])
#LDFLAGS="$save_LDFLAGS"
#AC_MSG_RESULT($have_no_undefined)
AC_MSG_CHECKING(for linker option --no-undefined)
have_no_undefined=no
case "$host" in
    dnl Skip this on platforms where it is just simply busted.
    *-*-openbsd*)
        ;;

    *)
        save_LDFLAGS="$LDFLAGS"
        LDFLAGS="$LDFLAGS -Wl,--no-undefined"
        AC_TRY_LINK([
        ],[
        ],[
        have_no_undefined=yes
        EXTRA_LDFLAGS="$EXTRA_LDFLAGS -Wl,--no-undefined"
        ])
        LDFLAGS="$save_LDFLAGS"
        ;;
esac
AC_MSG_RESULT($have_no_undefined)

dnl See whether we are allowed to use the system C library
AC_ARG_ENABLE(libc,
@@ -261,10 +268,10 @@
        AC_DEFINE(HAVE_MPROTECT, 1, [ ])
        ]),
    )
    AC_CHECK_FUNCS(malloc calloc realloc free getenv setenv putenv unsetenv qsort abs bcopy memset memcpy memmove strlen strlcpy strlcat strdup _strrev _strupr _strlwr strchr strrchr strstr itoa _ltoa _uitoa _ultoa strtol strtoul _i64toa _ui64toa strtoll strtoull atoi atof strcmp strncmp _stricmp strcasecmp _strnicmp strncasecmp sscanf snprintf vsnprintf fseeko fseeko64 sigaction setjmp nanosleep sysconf sysctlbyname)
    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)

    AC_CHECK_LIB(m, pow, [LIBS="$LIBS -lm"; EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lm"])
    AC_CHECK_FUNCS(atan atan2 ceil copysign cos cosf fabs floor log pow scalbn sin sinf sqrt)
    AC_CHECK_FUNCS(atan atan2 acos asin ceil copysign cos cosf fabs floor log pow scalbn sin sinf sqrt)

    AC_CHECK_LIB(iconv, iconv_open, [LIBS="$LIBS -liconv"; EXTRA_LDFLAGS="$EXTRA_LDFLAGS -liconv"])
    AC_CHECK_FUNCS(iconv)
@@ -319,6 +326,7 @@
SOURCES="$SOURCES $srcdir/src/atomic/*.c"
SOURCES="$SOURCES $srcdir/src/audio/*.c"
SOURCES="$SOURCES $srcdir/src/cpuinfo/*.c"
SOURCES="$SOURCES $srcdir/src/dynapi/*.c"
SOURCES="$SOURCES $srcdir/src/events/*.c"
SOURCES="$SOURCES $srcdir/src/file/*.c"
SOURCES="$SOURCES $srcdir/src/haptic/*.c"
@@ -340,95 +348,119 @@
              , enable_atomic=yes)
if test x$enable_atomic != xyes; then
    AC_DEFINE(SDL_ATOMIC_DISABLED, 1, [ ])
else
    SUMMARY_modules="${SUMMARY_modules} atomic"
fi
AC_ARG_ENABLE(audio,
AC_HELP_STRING([--enable-audio], [Enable the audio subsystem [[default=yes]]]),
              , enable_audio=yes)
if test x$enable_audio != xyes; then
    AC_DEFINE(SDL_AUDIO_DISABLED, 1, [ ])
else
    SUMMARY_modules="${SUMMARY_modules} audio"
fi
AC_ARG_ENABLE(video,
AC_HELP_STRING([--enable-video], [Enable the video subsystem [[default=yes]]]),
              , enable_video=yes)
if test x$enable_video != xyes; then
    AC_DEFINE(SDL_VIDEO_DISABLED, 1, [ ])
else
    SUMMARY_modules="${SUMMARY_modules} video"
fi
AC_ARG_ENABLE(render,
AC_HELP_STRING([--enable-render], [Enable the render subsystem [[default=yes]]]),
              , enable_render=yes)
if test x$enable_render != xyes; then
    AC_DEFINE(SDL_RENDER_DISABLED, 1, [ ])
else
    SUMMARY_modules="${SUMMARY_modules} render"
fi
AC_ARG_ENABLE(events,
AC_HELP_STRING([--enable-events], [Enable the events subsystem [[default=yes]]]),
              , enable_events=yes)
if test x$enable_events != xyes; then
    AC_DEFINE(SDL_EVENTS_DISABLED, 1, [ ])
else
    SUMMARY_modules="${SUMMARY_modules} events"
fi
AC_ARG_ENABLE(joystick,
AC_HELP_STRING([--enable-joystick], [Enable the joystick subsystem [[default=yes]]]),
              , enable_joystick=yes)
if test x$enable_joystick != xyes; then
    AC_DEFINE(SDL_JOYSTICK_DISABLED, 1, [ ])
else
    SUMMARY_modules="${SUMMARY_modules} joystick"
fi
AC_ARG_ENABLE(haptic,
AC_HELP_STRING([--enable-haptic], [Enable the haptic (force feedback) subsystem [[default=yes]]]),
              , enable_haptic=yes)
if test x$enable_haptic != xyes; then
    AC_DEFINE(SDL_HAPTIC_DISABLED, 1, [ ])
else
    SUMMARY_modules="${SUMMARY_modules} haptic"
fi
AC_ARG_ENABLE(power,
AC_HELP_STRING([--enable-power], [Enable the power subsystem [[default=yes]]]),
              , enable_power=yes)
if test x$enable_power != xyes; then
    AC_DEFINE(SDL_POWER_DISABLED, 1, [ ])
else
    SUMMARY_modules="${SUMMARY_modules} power"
fi
AC_ARG_ENABLE(filesystem,
AC_HELP_STRING([--enable-filesystem], [Enable the filesystem subsystem [[default=yes]]]),
              , enable_filesystem=yes)
if test x$enable_filesystem != xyes; then
    AC_DEFINE(SDL_FILESYSTEM_DISABLED, 1, [ ])
else
    SUMMARY_modules="${SUMMARY_modules} filesystem"
fi
AC_ARG_ENABLE(threads,
AC_HELP_STRING([--enable-threads], [Enable the threading subsystem [[default=yes]]]),
              , enable_threads=yes)
if test x$enable_threads != xyes; then
    AC_DEFINE(SDL_THREADS_DISABLED, 1, [ ])
else
    SUMMARY_modules="${SUMMARY_modules} threads"
fi
AC_ARG_ENABLE(timers,
AC_HELP_STRING([--enable-timers], [Enable the timer subsystem [[default=yes]]]),
              , enable_timers=yes)
if test x$enable_timers != xyes; then
    AC_DEFINE(SDL_TIMERS_DISABLED, 1, [ ])
else
    SUMMARY_modules="${SUMMARY_modules} timers"
fi
AC_ARG_ENABLE(file,
AC_HELP_STRING([--enable-file], [Enable the file subsystem [[default=yes]]]),
              , enable_file=yes)
if test x$enable_file != xyes; then
    AC_DEFINE(SDL_FILE_DISABLED, 1, [ ])
else
    SUMMARY_modules="${SUMMARY_modules} file"
fi
AC_ARG_ENABLE(loadso,
AC_HELP_STRING([--enable-loadso], [Enable the shared object loading subsystem [[default=yes]]]),
              , enable_loadso=yes)
if test x$enable_loadso != xyes; then
    AC_DEFINE(SDL_LOADSO_DISABLED, 1, [ ])
else
    SUMMARY_modules="${SUMMARY_modules} loadso"
fi
AC_ARG_ENABLE(cpuinfo,
AC_HELP_STRING([--enable-cpuinfo], [Enable the cpuinfo subsystem [[default=yes]]]),
              , enable_cpuinfo=yes)
if test x$enable_cpuinfo != xyes; then
    AC_DEFINE(SDL_CPUINFO_DISABLED, 1, [ ])
fi
AC_ARG_ENABLE(atomic,
AC_HELP_STRING([--enable-atomic], [Enable the atomic operations [[default=yes]]]),
              , enable_atomic=yes)
if test x$enable_atomic != xyes; then
    AC_DEFINE(SDL_ATOMIC_DISABLED, 1, [ ])
else
    SUMMARY_modules="${SUMMARY_modules} cpuinfo"
fi
AC_ARG_ENABLE(assembly,
AC_HELP_STRING([--enable-assembly], [Enable assembly routines [[default=yes]]]),
              , enable_assembly=yes)
if test x$enable_assembly = xyes; then
    SUMMARY_modules="${SUMMARY_modules} assembly"

    AC_DEFINE(SDL_ASSEMBLY_ROUTINES, 1, [ ])

    # Make sure that we don't generate floating point code that would
@@ -489,6 +521,7 @@

        if test x$have_gcc_mmx = xyes; then
            EXTRA_CFLAGS="$EXTRA_CFLAGS $mmx_CFLAGS"
            SUMMARY_math="${SUMMARY_math} mmx"
        fi
    fi

@@ -518,6 +551,7 @@

        if test x$have_gcc_3dnow = xyes; then
            EXTRA_CFLAGS="$EXTRA_CFLAGS $amd3dnow_CFLAGS"
            SUMMARY_math="${SUMMARY_math} 3dnow"
        fi
    fi

@@ -554,6 +588,7 @@

        if test x$have_gcc_sse = xyes; then
            EXTRA_CFLAGS="$EXTRA_CFLAGS $sse_CFLAGS"
            SUMMARY_math="${SUMMARY_math} sse"
        fi
    fi

@@ -590,6 +625,7 @@

        if test x$have_gcc_sse2 = xyes; then
            EXTRA_CFLAGS="$EXTRA_CFLAGS $sse2_CFLAGS"
            SUMMARY_math="${SUMMARY_math} sse2"
        fi
    fi

@@ -666,6 +702,7 @@
              AC_DEFINE(HAVE_ALTIVEC_H, 1, [ ])
            fi
            EXTRA_CFLAGS="$EXTRA_CFLAGS $altivec_CFLAGS"
            SUMMARY_math="${SUMMARY_math} altivec"
        fi
    fi
fi
@@ -712,6 +749,7 @@
        fi
        AC_MSG_RESULT($have_oss)
        if test x$have_oss = xyes; then
            SUMMARY_audio="${SUMMARY_audio} oss"
            AC_DEFINE(SDL_AUDIO_DRIVER_OSS, 1, [ ])
            SOURCES="$SOURCES $srcdir/src/audio/dsp/*.c"
            have_audio=yes
@@ -754,8 +792,10 @@
               test x$enable_alsa_shared = xyes && test x$alsa_lib != x; then
                echo "-- dynamic libasound -> $alsa_lib"
                AC_DEFINE_UNQUOTED(SDL_AUDIO_DRIVER_ALSA_DYNAMIC, "$alsa_lib", [ ])
                SUMMARY_audio="${SUMMARY_audio} alsa(dynamic)"
            else
                EXTRA_LDFLAGS="$EXTRA_LDFLAGS $ALSA_LIBS"
                SUMMARY_audio="${SUMMARY_audio} alsa"
            fi
            have_audio=yes
        fi
@@ -787,8 +827,10 @@
               test x$enable_esd_shared = xyes && test x$esd_lib != x; then
                echo "-- dynamic libesd -> $esd_lib"
                AC_DEFINE_UNQUOTED(SDL_AUDIO_DRIVER_ESD_DYNAMIC, "$esd_lib", [ ])
                SUMMARY_audio="${SUMMARY_audio} esd(dynamic)"
            else
                EXTRA_LDFLAGS="$EXTRA_LDFLAGS $ESD_LIBS"
                SUMMARY_audio="${SUMMARY_audio} esd"
            fi
            have_audio=yes
        fi
@@ -834,6 +876,7 @@
               test x$enable_pulseaudio_shared = xyes && test x$pulseaudio_lib != x; then
                echo "-- dynamic libpulse-simple -> $pulseaudio_lib"
                AC_DEFINE_UNQUOTED(SDL_AUDIO_DRIVER_PULSEAUDIO_DYNAMIC, "$pulseaudio_lib", [ ])
                SUMMARY_audio="${SUMMARY_audio} pulse(dynamic)"

                case "$host" in
                    # On Solaris, pulseaudio must be linked deferred explicitly
@@ -844,6 +887,7 @@
                esac
            else
                EXTRA_LDFLAGS="$EXTRA_LDFLAGS $PULSEAUDIO_LIBS"
                SUMMARY_audio="${SUMMARY_audio} pulse"
            fi
            have_audio=yes
        fi
@@ -892,8 +936,10 @@
                   test x$enable_arts_shared = xyes && test x$arts_lib != x; then
                    echo "-- dynamic libartsc -> $arts_lib"
                    AC_DEFINE_UNQUOTED(SDL_AUDIO_DRIVER_ARTS_DYNAMIC, "$arts_lib", [ ])
                    SUMMARY_audio="${SUMMARY_audio} arts(dynamic)"
                else
                    EXTRA_LDFLAGS="$EXTRA_LDFLAGS $ARTS_LIBS"
                    SUMMARY_audio="${SUMMARY_audio} arts"
                fi
                have_audio=yes
            fi
@@ -941,8 +987,10 @@
               test x$enable_nas_shared = xyes && test x$nas_lib != x; then
                echo "-- dynamic libaudio -> $nas_lib"
                AC_DEFINE_UNQUOTED(SDL_AUDIO_DRIVER_NAS_DYNAMIC, "$nas_lib", [ ])
                SUMMARY_audio="${SUMMARY_audio} nas(dynamic)"
            else
                EXTRA_LDFLAGS="$EXTRA_LDFLAGS $NAS_LIBS"
                SUMMARY_audio="${SUMMARY_audio} nas"
            fi

            AC_DEFINE(SDL_AUDIO_DRIVER_NAS, 1, [ ])
@@ -987,8 +1035,10 @@
               test x$enable_sndio_shared = xyes && test x$sndio_lib != x; then
                echo "-- dynamic libsndio -> $sndio_lib"
                AC_DEFINE_UNQUOTED(SDL_AUDIO_DRIVER_SNDIO_DYNAMIC, "$sndio_lib", [ ])
                SUMMARY_audio="${SUMMARY_audio} sndio(dynamic)"
            else
                EXTRA_LDFLAGS="$EXTRA_LDFLAGS $SNDIO_LIBS"
                SUMMARY_audio="${SUMMARY_audio} sndio"
            fi

            AC_DEFINE(SDL_AUDIO_DRIVER_SNDIO, 1, [ ])
@@ -1008,6 +1058,7 @@
    if test x$enable_audio = xyes -a x$enable_diskaudio = xyes; then
        AC_DEFINE(SDL_AUDIO_DRIVER_DISK, 1, [ ])
        SOURCES="$SOURCES $srcdir/src/audio/disk/*.c"
        SUMMARY_audio="${SUMMARY_audio} disk"
    fi
}

@@ -1020,6 +1071,7 @@
    if test x$enable_audio = xyes -a x$enable_dummyaudio = xyes; then
        AC_DEFINE(SDL_AUDIO_DRIVER_DUMMY, 1, [ ])
        SOURCES="$SOURCES $srcdir/src/audio/dummy/*.c"
        SUMMARY_audio="${SUMMARY_audio} dummy"
    fi
}

@@ -1072,7 +1124,6 @@
    fi
}


dnl See if GCC's -Wall is supported.
CheckWarnAll()
{
@@ -1097,13 +1148,158 @@
        AC_MSG_CHECKING(for necessary GCC -Wno-multichar option)
        need_gcc_Wno_multichar=no
        case "$host" in
            *-*-beos* | *-*-haiku*)
            *-*-haiku*)
                need_gcc_Wno_multichar=yes
                ;;
        esac
        AC_MSG_RESULT($need_gcc_Wno_multichar)
        if test x$need_gcc_Wno_multichar = xyes; then
            EXTRA_CFLAGS="$EXTRA_CFLAGS -Wno-multichar"
        fi
    fi
}

dnl Check for Wayland
CheckWayland()
{
    AC_ARG_ENABLE(video-wayland,
AC_HELP_STRING([--enable-video-wayland], [use Wayland video driver [[default=yes]]]),
                  ,enable_video_wayland=no) #yes)

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

    if test x$enable_video = xyes -a x$enable_video_wayland = xyes; then
        AC_PATH_PROG(PKG_CONFIG, pkg-config, no)
        AC_MSG_CHECKING(for Wayland support)
        video_wayland=no
        if test x$PKG_CONFIG != xno; then
            if $PKG_CONFIG --exists wayland-client wayland-egl wayland-cursor egl xkbcommon ; then
                WAYLAND_CFLAGS=`$PKG_CONFIG --cflags wayland-client wayland-egl wayland-cursor xkbcommon`
                WAYLAND_LIBS=`$PKG_CONFIG --libs wayland-client wayland-egl wayland-cursor xkbcommon`
                video_wayland=yes
            fi
        fi
        AC_MSG_RESULT($video_wayland)

        if test x$video_wayland = xyes; then
            AC_DEFINE(SDL_VIDEO_DRIVER_WAYLAND, 1, [ ])
            if test x$enable_video_wayland_qt_touch = xyes; then
                AC_DEFINE(SDL_VIDEO_DRIVER_WAYLAND_QT_TOUCH, 1, [ ])
            fi
            SOURCES="$SOURCES $srcdir/src/video/wayland/*.c"
            EXTRA_CFLAGS="$EXTRA_CFLAGS $WAYLAND_CFLAGS"
            AC_ARG_ENABLE(wayland-shared,
AC_HELP_STRING([--enable-wayland-shared], [dynamically load Wayland support [[default=maybe]]]),
                          , enable_wayland_shared=maybe)

            dnl FIXME: Do BSD and OS X need special cases?
            case "$host" in
                *)
                    wayland_client_lib=[`find_lib "libwayland-client.so.*" "$WAYLAND_LIBS" | sed 's/.*\/\(.*\)/\1/; q'`]
                    wayland_egl_lib=[`find_lib "libwayland-egl.so.*" "$WAYLAND_LIBS" | sed 's/.*\/\(.*\)/\1/; q'`]
                    if test x$wayland_egl_lib = x; then
                        dnl This works in Ubuntu 13.10, maybe others
                        wayland_egl_lib=[`find_lib "mesa-egl/libwayland-egl.so.*" "$WAYLAND_LIBS" | sed 's/.*\/\(.*\)/\1/; q'`]
                    fi
                    wayland_cursor_lib=[`find_lib "libwayland-cursor.so.*" "$WAYLAND_LIBS" | sed 's/.*\/\(.*\)/\1/; q'`]
                    xkbcommon_lib=[`find_lib "libxkbcommon.so.*" "$WAYLAND_LIBS" | sed 's/.*\/\(.*\)/\1/; q'`]
                    ;;
            esac

            if test x$enable_wayland_shared = xmaybe; then
                enable_wayland_shared=yes
            fi
            if test x$have_loadso != xyes && \
               test x$enable_wayland_shared = xyes; then
                AC_MSG_WARN([You must have SDL_LoadObject() support for dynamic Wayland loading])
                enable_wayland_shared=no
            fi
            if test x$have_loadso = xyes && \
               test x$enable_wayland_shared = xyes && \
               test x$wayland_client_lib != x && \
               test x$wayland_egl_lib != x && \
               test x$wayland_cursor_lib != x && \
               test x$xkbcommon_lib != x; then
                echo "-- dynamic libwayland-client -> $wayland_client_lib"
                echo "-- dynamic libwayland-egl -> $wayland_egl_lib"
                echo "-- dynamic libwayland-cursor -> $wayland_cursor_lib"
                echo "-- dynamic libxkbcommon -> $xkbcommon_lib"
                AC_DEFINE_UNQUOTED(SDL_VIDEO_DRIVER_WAYLAND_DYNAMIC, "$wayland_client_lib", [ ])
                AC_DEFINE_UNQUOTED(SDL_VIDEO_DRIVER_WAYLAND_DYNAMIC_EGL, "$wayland_egl_lib", [ ])
                AC_DEFINE_UNQUOTED(SDL_VIDEO_DRIVER_WAYLAND_DYNAMIC_CURSOR, "$wayland_cursor_lib", [ ])
                AC_DEFINE_UNQUOTED(SDL_VIDEO_DRIVER_WAYLAND_DYNAMIC_XKBCOMMON, "$xkbcommon_lib", [ ])
                SUMMARY_video="${SUMMARY_video} wayland(dynamic)"
            else
                enable_wayland_shared=no
                EXTRA_LDFLAGS="$EXTRA_LDFLAGS $WAYLAND_LIBS"
                SUMMARY_video="${SUMMARY_video} wayland"
            fi
            have_video=yes
        fi
    fi
}

dnl Check for Mir
CheckMir()
{
    AC_ARG_ENABLE(video-mir,
AC_HELP_STRING([--enable-video-mir], [use Mir video driver [[default=yes]]]),
                  ,enable_video_mir=no) #yes)

    if test x$enable_video = xyes -a x$enable_video_mir = xyes; then
        AC_PATH_PROG(PKG_CONFIG, pkg-config, no)
        AC_MSG_CHECKING(for Mir support)
        video_mir=no
        if test x$PKG_CONFIG != xno; then
            if $PKG_CONFIG --exists mirclient egl xkbcommon ; then
                MIR_CFLAGS=`$PKG_CONFIG --cflags mirclient egl xkbcommon`
                MIR_LIBS=`$PKG_CONFIG --libs mirclient egl xkbcommon`
                video_mir=yes
            fi
        fi
        AC_MSG_RESULT($video_mir)

        if test x$video_mir = xyes; then
            AC_DEFINE(SDL_VIDEO_DRIVER_MIR, 1, [ ])
            SOURCES="$SOURCES $srcdir/src/video/mir/*.c"
            EXTRA_CFLAGS="$EXTRA_CFLAGS $MIR_CFLAGS"
            AC_ARG_ENABLE(mir-shared,
AC_HELP_STRING([--enable-mir-shared], [dynamically load Mir support [[default=maybe]]]),
                          , enable_mir_shared=maybe)

            dnl FIXME: Do BSD and OS X need special cases?
            case "$host" in
                *)
                    mirclient_lib=[`find_lib "libmirclient.so.*" "$MIR_LIBS" | sed 's/.*\/\(.*\)/\1/; q'`]
                    xkbcommon_lib=[`find_lib "libxkbcommon.so.*" "$MIR_LIBS" | sed 's/.*\/\(.*\)/\1/; q'`]
                    ;;
            esac

            if test x$enable_mir_shared = xmaybe; then
                enable_mir_shared=yes
            fi
            if test x$have_loadso != xyes && \
               test x$enable_mir_shared = xyes; then
                AC_MSG_WARN([You must have SDL_LoadObject() support for dynamic Mir loading])
                enable_mir_shared=no
            fi
            if test x$have_loadso = xyes && \
               test x$enable_mir_shared = xyes && \
               test x$mirclient_lib != x && \
               test x$xkbcommon_lib != x; then
                echo "-- dynamic libmirclient -> $mirclient_lib"
                echo "-- dynamic libxkbcommon -> $xkbcommon_lib"
                AC_DEFINE_UNQUOTED(SDL_VIDEO_DRIVER_MIR_DYNAMIC, "$mirclient_lib", [ ])
                AC_DEFINE_UNQUOTED(SDL_VIDEO_DRIVER_MIR_DYNAMIC_XKBCOMMON, "$xkbcommon_lib", [ ])
                SUMMARY_video="${SUMMARY_video} mir(dynamic)"
            else
                enable_mir_shared=no
                EXTRA_LDFLAGS="$EXTRA_LDFLAGS $MIR_LIBS"
                SUMMARY_video="${SUMMARY_video} mir"
            fi
            have_video=yes
        fi
    fi
}
@@ -1133,18 +1329,12 @@
        AC_PATH_X
        AC_PATH_XTRA
        if test x$have_x = xyes; then
            # Only allow dynamically loaded X11 if the X11 function pointers
            # will not end up in the global namespace, which causes problems
            # with other libraries calling X11 functions.
            x11_symbols_private=$have_gcc_fvisibility

            AC_ARG_ENABLE(x11-shared,
AC_HELP_STRING([--enable-x11-shared], [dynamically load X11 support [[default=maybe]]]),
                          , enable_x11_shared=maybe)

            case "$host" in
                *-*-darwin*)
                    x11_symbols_private=yes
                    x11_lib='/usr/X11R6/lib/libX11.6.dylib'
                    x11ext_lib='/usr/X11R6/lib/libXext.6.dylib'
                    xcursor_lib='/usr/X11R6/lib/libXcursor.1.dylib'
@@ -1205,28 +1395,24 @@
            SDL_CFLAGS="$SDL_CFLAGS $X_CFLAGS"

            if test x$enable_x11_shared = xmaybe; then
                enable_x11_shared=$x11_symbols_private
                enable_x11_shared=yes
            fi
            if test x$have_loadso != xyes && \
               test x$enable_x11_shared = xyes; then
                AC_MSG_WARN([You must have SDL_LoadObject() support for dynamic X11 loading])
                enable_x11_shared=no
            fi
            if test x$x11_symbols_private != xyes && \
               test x$enable_x11_shared = xyes; then
                AC_MSG_WARN([You must have gcc4 (-fvisibility=hidden) for dynamic X11 loading])
                enable_x11_shared=no
            fi

            if test x$have_loadso = xyes && \
               test x$enable_x11_shared = xyes && test x$x11_lib != x && test x$x11ext_lib != x; then
                echo "-- dynamic libX11 -> $x11_lib"
                echo "-- dynamic libX11ext -> $x11ext_lib"
                AC_DEFINE_UNQUOTED(SDL_VIDEO_DRIVER_X11_DYNAMIC, "$x11_lib", [ ])
                AC_DEFINE_UNQUOTED(SDL_VIDEO_DRIVER_X11_DYNAMIC_XEXT, "$x11ext_lib", [ ])
                SUMMARY_video="${SUMMARY_video} x11(dynamic)"
            else
                enable_x11_shared=no
                EXTRA_LDFLAGS="$EXTRA_LDFLAGS $X_LIBS -lX11 -lXext"
                SUMMARY_video="${SUMMARY_video} x11"
            fi
            have_video=yes

@@ -1303,6 +1489,7 @@
            fi
            if test x$definitely_enable_video_x11_xcursor = xyes; then
                AC_DEFINE(SDL_VIDEO_DRIVER_X11_XCURSOR, 1, [ ])
                SUMMARY_video_x11="${SUMMARY_video_x11} xcursor"
            fi
            AC_ARG_ENABLE(video-x11-xinerama,
AC_HELP_STRING([--enable-video-x11-xinerama], [enable X11 Xinerama support [[default=yes]]]),
@@ -1330,6 +1517,7 @@
            fi
            if test x$definitely_enable_video_x11_xinerama = xyes; then
                AC_DEFINE(SDL_VIDEO_DRIVER_X11_XINERAMA, 1, [ ])
                SUMMARY_video_x11="${SUMMARY_video_x11} xinerama"
            fi
            AC_ARG_ENABLE(video-x11-xinput,
AC_HELP_STRING([--enable-video-x11-xinput], [enable X11 XInput extension for manymouse, tablets, etc [[default=yes]]]),
@@ -1356,6 +1544,7 @@
                fi
            fi
            if test x$definitely_enable_video_x11_xinput = xyes; then
                SUMMARY_video_x11="${SUMMARY_video_x11} xinput2"
                AC_DEFINE(SDL_VIDEO_DRIVER_X11_XINPUT2, 1, [ ])
                AC_MSG_CHECKING(for xinput2 multitouch)
               have_xinput2_multitouch=no
@@ -1366,14 +1555,10 @@
               ],[
int event_type = XI_TouchBegin;
XITouchClassInfo *t;
Status 
XIAllowTouchEvents(Display *a,int b,unsigned int c,Window d,int f)
{
    return (Status)0;
}
               ],[
               have_xinput2_multitouch=yes
               AC_DEFINE(SDL_VIDEO_DRIVER_X11_XINPUT2_SUPPORTS_MULTITOUCH)
                SUMMARY_video_x11="${SUMMARY_video_x11} xinput2_multitouch"
               ])
               AC_MSG_RESULT($have_xinput2_multitouch)
            fi
@@ -1381,12 +1566,17 @@
AC_HELP_STRING([--enable-video-x11-xrandr], [enable X11 Xrandr extension for fullscreen [[default=yes]]]),
                            , enable_video_x11_xrandr=yes)
            if test x$enable_video_x11_xrandr = xyes; then
                dnl XRRScreenResources is only present in Xrandr >= 1.2, we use that as a test.
                definitely_enable_video_x11_xrandr=no
                AC_CHECK_HEADER(X11/extensions/Xrandr.h,
                                have_xrandr_h_hdr=yes,
                                have_xrandr_h_hdr=no,
                                [#include <X11/Xlib.h>
                                ])
                have_xrandr_h_hdr=no
                AC_TRY_COMPILE([
                #include <X11/Xlib.h>
                #include <X11/extensions/Xrandr.h>
                ],[
                XRRScreenResources *res = NULL;
                ],[
                have_xrandr_h_hdr=yes
                ])
                if test x$have_xrandr_h_hdr = xyes; then
                    if test x$enable_x11_shared = xyes && test x$xrandr_lib != x ; then
                        echo "-- dynamic libXrandr -> $xrandr_lib"
@@ -1403,6 +1593,7 @@
            fi
            if test x$definitely_enable_video_x11_xrandr = xyes; then
                AC_DEFINE(SDL_VIDEO_DRIVER_X11_XRANDR, 1, [ ])
                SUMMARY_video_x11="${SUMMARY_video_x11} xrandr"
            fi
            AC_ARG_ENABLE(video-x11-scrnsaver,
AC_HELP_STRING([--enable-video-x11-scrnsaver], [enable X11 screensaver extension [[default=yes]]]),
@@ -1429,6 +1620,7 @@
            fi
            if test x$definitely_enable_video_x11_scrnsaver = xyes; then
                AC_DEFINE(SDL_VIDEO_DRIVER_X11_XSCRNSAVER, 1, [ ])
                SUMMARY_video_x11="${SUMMARY_video_x11} xscrnsaver"
            fi
            AC_ARG_ENABLE(video-x11-xshape,
AC_HELP_STRING([--enable-video-x11-xshape], [enable X11 XShape support [[default=yes]]]),
@@ -1441,6 +1633,7 @@
                                ])
                if test x$have_shape_h_hdr = xyes; then
                    AC_DEFINE(SDL_VIDEO_DRIVER_X11_XSHAPE, 1, [ ])
                    SUMMARY_video_x11="${SUMMARY_video_x11} xshape"
                fi
            fi
            AC_ARG_ENABLE(video-x11-vm,
@@ -1469,18 +1662,20 @@
            fi
            if test x$definitely_enable_video_x11_vm = xyes; then
                AC_DEFINE(SDL_VIDEO_DRIVER_X11_XVIDMODE, 1, [ ])
                SUMMARY_video_x11="${SUMMARY_video_x11} xvidmode"
            fi
        fi
    fi
}

dnl Set up the BWindow video driver if enabled
CheckBWINDOW()
dnl Set up the Haiku video driver if enabled
CheckHaikuVideo()
{
    if test x$enable_video = xyes; then
        AC_DEFINE(SDL_VIDEO_DRIVER_BWINDOW, 1, [ ])
        SOURCES="$SOURCES $srcdir/src/video/bwindow/*.cc"
        AC_DEFINE(SDL_VIDEO_DRIVER_HAIKU, 1, [ ])
        SOURCES="$SOURCES $srcdir/src/video/haiku/*.cc"
        have_video=yes
        SUMMARY_video="${SUMMARY_video} haiku"
    fi
}

@@ -1507,6 +1702,7 @@
        if test x$have_cocoa = xyes; then
            AC_DEFINE(SDL_VIDEO_DRIVER_COCOA, 1, [ ])
            SOURCES="$SOURCES $srcdir/src/video/cocoa/*.m"
            SUMMARY_video="${SUMMARY_video} cocoa"
            have_video=yes
        fi
    fi
@@ -1580,8 +1776,10 @@
                directfb_shared=yes
                echo "-- $directfb_lib_spec -> $directfb_lib"
                AC_DEFINE_UNQUOTED(SDL_VIDEO_DRIVER_DIRECTFB_DYNAMIC, "$directfb_lib", [ ])
                SUMMARY_video="${SUMMARY_video} directfb(dynamic)"
            else
                EXTRA_LDFLAGS="$EXTRA_LDFLAGS $DIRECTFB_LIBS"
                SUMMARY_video="${SUMMARY_video} directfb"
            fi
            AC_MSG_RESULT($directfb_shared)
            have_video=yes
@@ -1629,8 +1827,10 @@
               test x$enable_fusionsound_shared = xyes; then
                AC_DEFINE_UNQUOTED(SDL_AUDIO_DRIVER_FUSIONSOUND_DYNAMIC, "libfusionsound.so", [ ])
                fusionsound_shared=yes
                SUMMARY_audio="${SUMMARY_audio} fusionsound(dynamic)"
            else
                EXTRA_LDFLAGS="$EXTRA_LDFLAGS $FUSIONSOUND_LIBS"
                SUMMARY_audio="${SUMMARY_audio} fusionsound"
            fi
            AC_MSG_RESULT($fusionsound_shared)
            
@@ -1649,6 +1849,7 @@
        AC_DEFINE(SDL_VIDEO_DRIVER_DUMMY, 1, [ ])
        SOURCES="$SOURCES $srcdir/src/video/dummy/*.c"
        have_video=yes
        SUMMARY_video="${SUMMARY_video} dummy"
    fi
}

@@ -1675,6 +1876,7 @@
            AC_DEFINE(SDL_VIDEO_OPENGL, 1, [ ])
            AC_DEFINE(SDL_VIDEO_OPENGL_GLX, 1, [ ])
            AC_DEFINE(SDL_VIDEO_RENDER_OGL, 1, [ ])
            SUMMARY_video="${SUMMARY_video} opengl"
        fi
    fi
}
@@ -1714,6 +1916,7 @@
        if test x$video_opengles_v1 = xyes; then
            AC_DEFINE(SDL_VIDEO_OPENGL_ES, 1, [ ])
            AC_DEFINE(SDL_VIDEO_RENDER_OGL_ES, 1, [ ])
            SUMMARY_video="${SUMMARY_video} opengl_es1"
        fi
        
        AC_MSG_CHECKING(for OpenGL ES v2 headers)
@@ -1729,6 +1932,7 @@
        if test x$video_opengles_v2 = xyes; then
            AC_DEFINE(SDL_VIDEO_OPENGL_ES2, 1, [ ])
            AC_DEFINE(SDL_VIDEO_RENDER_OGL_ES2, 1, [ ])
            SUMMARY_video="${SUMMARY_video} opengl_es2"
        fi
    fi
}
@@ -1740,17 +1944,58 @@
        AC_DEFINE(SDL_VIDEO_OPENGL, 1, [ ])
        AC_DEFINE(SDL_VIDEO_OPENGL_WGL, 1, [ ])
        AC_DEFINE(SDL_VIDEO_RENDER_OGL, 1, [ ])
        SUMMARY_video="${SUMMARY_video} opengl"
    fi
}

dnl Check for BeOS OpenGL
CheckBeGL()
dnl Check for Windows OpenGL
CheckWINDOWSGLES()
{
    if test x$enable_video = xyes -a x$enable_video_opengles = xyes; then

        AC_MSG_CHECKING(for EGL support)
        video_opengl_egl=no
        AC_TRY_COMPILE([
         #include <EGL/egl.h>
        ],[
        ],[
        video_opengl_egl=yes
        ])
        AC_MSG_RESULT($video_opengl_egl)
        if test x$video_opengl_egl = xyes; then
            AC_DEFINE(SDL_VIDEO_OPENGL, 1, [ ])
            AC_DEFINE(SDL_VIDEO_OPENGL_EGL, 1, [ ])
            SUMMARY_video="${SUMMARY_video} opengl_es1"
        fi
       
        AC_MSG_CHECKING(for OpenGL ES v2 headers)
        video_opengles_v2=no
        AC_TRY_COMPILE([
         #include <GLES2/gl2.h>
         #include <GLES2/gl2ext.h>
        ],[
        ],[
        video_opengles_v2=yes
        ])
        AC_MSG_RESULT($video_opengles_v2)
        if test x$video_opengles_v2 = xyes; then
            AC_DEFINE(SDL_VIDEO_OPENGL, 1, [ ])
            AC_DEFINE(SDL_VIDEO_OPENGL_ES2, 1, [ ])
            AC_DEFINE(SDL_VIDEO_RENDER_OGL_ES2, 1, [ ])
            SUMMARY_video="${SUMMARY_video} opengl_es2"
        fi
    fi
}

dnl Check for Haiku OpenGL
CheckHaikuGL()
{
    if test x$enable_video = xyes -a x$enable_video_opengl = xyes; then
        AC_DEFINE(SDL_VIDEO_OPENGL, 1, [ ])
        AC_DEFINE(SDL_VIDEO_OPENGL_BGL, 1, [ ])
        AC_DEFINE(SDL_VIDEO_OPENGL_HAIKU, 1, [ ])
        AC_DEFINE(SDL_VIDEO_RENDER_OGL, 1, [ ])
        EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lGL"
        SUMMARY_video="${SUMMARY_video} opengl"
    fi
}

@@ -1761,6 +2006,7 @@
        AC_DEFINE(SDL_VIDEO_OPENGL, 1, [ ])
        AC_DEFINE(SDL_VIDEO_OPENGL_CGL, 1, [ ])
        AC_DEFINE(SDL_VIDEO_RENDER_OGL, 1, [ ])
        SUMMARY_video="${SUMMARY_video} opengl"
        case "$host" in
            *-*-darwin*)
                if test x$enable_video_cocoa = xyes; then
@@ -1788,6 +2034,7 @@
        AC_MSG_RESULT($use_input_events)
        if test x$use_input_events = xyes; then
            AC_DEFINE(SDL_INPUT_LINUXEV, 1, [ ])
            SUMMARY_input="${SUMMARY_input} linuxev"
        fi
}

@@ -1810,6 +2057,7 @@
    AC_MSG_RESULT($use_input_kd)
    if test x$use_input_kd = xyes; then
        AC_DEFINE(SDL_INPUT_LINUXKD, 1, [ ])
        SUMMARY_input="${SUMMARY_input} linuxkd"
    fi
}

@@ -1872,6 +2120,7 @@
        if test x$enable_input_tslib = xyes; then
            AC_DEFINE(SDL_INPUT_TSLIB, 1, [ ])
            EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lts"
            SUMMARY_input="${SUMMARY_input} ts"
        fi
    fi
}
@@ -1939,6 +2188,10 @@
        *-*-hpux11*)
            pthread_cflags="-D_REENTRANT"
            pthread_lib="-L/usr/lib -lpthread"
            ;;
        *-*-haiku*)
            pthread_cflags="-D_REENTRANT"
            pthread_lib=""
            ;;
        *)
            pthread_cflags="-D_REENTRANT"
@@ -2145,6 +2398,9 @@
        AC_CHECK_HEADER(dsound.h, have_dsound=yes)
        AC_CHECK_HEADER(dinput.h, have_dinput=yes)
        AC_CHECK_HEADER(xaudio2.h, have_xaudio2=yes)

        SUMMARY_video="${SUMMARY_video} directx"
        SUMMARY_audio="${SUMMARY_audio} directx"

        # FIXME: latest Cygwin finds dinput headers, but we die on other win32 headers.
        # FIXME:  ...so force it off for now.
@@ -2373,11 +2629,10 @@
                # Raspberry Pi
                ARCH=linux
                RPI_CFLAGS="-I/opt/vc/include -I/opt/vc/include/interface/vcos/pthreads -I/opt/vc/include/interface/vmcs_host/linux"
                RPI_LDFLAGS="-L/opt/vc/lib -lbcm_host"
                CFLAGS="$CFLAGS $RPI_CFLAGS"
                SDL_CFLAGS="$SDL_CFLAGS $RPI_CFLAGS"
                EXTRA_CFLAGS="$EXTRA_CFLAGS $RPI_CFLAGS"
                SDL_LIBS="$SDL_LIBS $RPI_LDFLAGS"
                EXTRA_LDFLAGS="$EXTRA_LDFLAGS -L/opt/vc/lib -lbcm_host -ldl"

                if test x$enable_video = xyes; then
                    SOURCES="$SOURCES $srcdir/src/video/raspberry/*.c"
@@ -2414,6 +2669,8 @@
        CheckNAS
        CheckSNDIO
        CheckX11
        CheckWayland
        CheckMir
        CheckDirectFB
        CheckFusionSound
        CheckOpenGLX11
@@ -2498,8 +2755,8 @@
        fi
        # Set up files for evdev input
        if test x$use_input_events = xyes; then
            SOURCES="$SOURCES $srcdir/src/input/evdev/*.c"               
        fi
            SOURCES="$SOURCES $srcdir/src/core/linux/SDL_evdev.c"
        fi       
        ;;
    *-*-cygwin* | *-*-mingw32*)
        ARCH=win32
@@ -2517,6 +2774,7 @@
        CheckDummyAudio
        CheckWINDOWS
        CheckWINDOWSGL
        CheckWINDOWSGLES
        CheckDIRECTX

        # Set up the core platform files
@@ -2597,7 +2855,12 @@
            have_loadso=yes
        fi
        # Set up the system libraries we need
        EXTRA_LDFLAGS="$EXTRA_LDFLAGS -luser32 -lgdi32 -lwinmm -limm32 -lole32 -loleaut32 -lshell32 -lversion -luuid -XCClinker -static-libgcc"
        if test -f /lib/w32api/libuuid.a; then
            LIBUUID=/lib/w32api/libuuid.a
        else
            LIBUUID=-luuid
        fi
        EXTRA_LDFLAGS="$EXTRA_LDFLAGS -luser32 -lgdi32 -lwinmm -limm32 -lole32 -loleaut32 -lshell32 -lversion $LIBUUID -XCClinker -static-libgcc"
        # The Windows platform requires special setup
        VERSION_SOURCES="$srcdir/src/main/windows/*.rc"
        SDLMAIN_SOURCES="$srcdir/src/main/windows/*.c"
@@ -2613,60 +2876,62 @@
            SDL_LIBS="-lcygwin $SDL_LIBS"
        fi
        ;;
    *-*-beos* | *-*-haiku*)
        ARCH=beos
        ac_default_prefix=/boot/common

    dnl BeOS support removed after SDL 2.0.1. Haiku still works.  --ryan.
    *-*-beos*)
        AC_MSG_ERROR([
*** BeOS support has been removed as of SDL 2.0.2.
        ])
        ;;

    *-*-haiku*)
        ARCH=haiku
        ac_default_prefix=/boot/system
        CheckDummyVideo
        CheckDiskAudio
        CheckDummyAudio
        CheckBWINDOW
        CheckBeGL
        CheckHaikuVideo
        CheckHaikuGL
        CheckPTHREAD

        # Set up files for the audio library
        if test x$enable_audio = xyes; then
            AC_DEFINE(SDL_AUDIO_DRIVER_BEOSAUDIO, 1, [ ])
            SOURCES="$SOURCES $srcdir/src/audio/baudio/*.cc"
            AC_DEFINE(SDL_AUDIO_DRIVER_HAIKU, 1, [ ])
            SOURCES="$SOURCES $srcdir/src/audio/haiku/*.cc"
            have_audio=yes
        fi
        # Set up files for the joystick library
        if test x$enable_joystick = xyes; then
            AC_DEFINE(SDL_JOYSTICK_BEOS, 1, [ ])
            SOURCES="$SOURCES $srcdir/src/joystick/beos/*.cc"
            AC_DEFINE(SDL_JOYSTICK_HAIKU, 1, [ ])
            SOURCES="$SOURCES $srcdir/src/joystick/haiku/*.cc"
            have_joystick=yes
        fi
        # Set up files for the thread library
        if test x$enable_threads = xyes; then
            AC_DEFINE(SDL_THREAD_BEOS, 1, [ ])
            SOURCES="$SOURCES $srcdir/src/thread/beos/*.c"
            SOURCES="$SOURCES $srcdir/src/thread/generic/SDL_sysmutex.c"
            SOURCES="$SOURCES $srcdir/src/thread/generic/SDL_syscond.c"
            have_threads=yes
        fi
        # Set up files for the timer library
        if test x$enable_timers = xyes; then
            AC_DEFINE(SDL_TIMER_BEOS, 1, [ ])
            SOURCES="$SOURCES $srcdir/src/timer/beos/*.c"
            AC_DEFINE(SDL_TIMER_HAIKU, 1, [ ])
            SOURCES="$SOURCES $srcdir/src/timer/haiku/*.c"
            have_timers=yes
        fi
        # Set up files for the shared object loading library
        if test x$enable_loadso = xyes; then
            AC_DEFINE(SDL_LOADSO_BEOS, 1, [ ])
            SOURCES="$SOURCES $srcdir/src/loadso/beos/*.c"
            AC_DEFINE(SDL_LOADSO_HAIKU, 1, [ ])
            SOURCES="$SOURCES $srcdir/src/loadso/haiku/*.c"
            have_loadso=yes
        fi
        # Set up files for the system power library
        if test x$enable_power = xyes; then
            AC_DEFINE(SDL_POWER_BEOS, 1, [ ])
            SOURCES="$SOURCES $srcdir/src/power/beos/*.c"
            AC_DEFINE(SDL_POWER_HAIKU, 1, [ ])
            SOURCES="$SOURCES $srcdir/src/power/haiku/*.c"
            have_power=yes
        fi
        # Set up files for the system filesystem library
        if test x$enable_filesystem = xyes; then
            AC_DEFINE(SDL_FILESYSTEM_BEOS, 1, [ ])
            SOURCES="$SOURCES $srcdir/src/filesystem/beos/*.cc"
            AC_DEFINE(SDL_FILESYSTEM_HAIKU, 1, [ ])
            SOURCES="$SOURCES $srcdir/src/filesystem/haiku/*.cc"
            have_filesystem=yes
        fi
        # The BeOS platform requires special setup.
        SOURCES="$srcdir/src/main/beos/*.cc $SOURCES"
        # The Haiku platform requires special setup.
        SOURCES="$srcdir/src/main/haiku/*.cc $SOURCES"
        EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lroot -lbe -lmedia -lgame -ldevice -ltextencoding"
        ;;
    arm*-apple-darwin*)
@@ -2750,12 +3015,6 @@
        CheckMacGL
        CheckOpenGLX11
        CheckPTHREAD

        # Good optimization on Mac OS X, yes...
        EXTRA_CFLAGS="$EXTRA_CFLAGS -falign-loops=16"

        # Need this or things might misbuild on a G3.
        EXTRA_CFLAGS="$EXTRA_CFLAGS -force_cpusubtype_ALL"

        # Set up files for the audio library
        if test x$enable_audio = xyes; then
@@ -2960,5 +3219,33 @@
AC_CONFIG_FILES([
    Makefile:Makefile.in:Makefile.rules sdl2-config SDL2.spec sdl2.pc
])
AC_CONFIG_COMMANDS([sdl2_config],[chmod a+x sdl2-config])

SUMMARY="SDL2 Configure Summary:\n"
if test x$enable_shared = xyes; then
    SUMMARY="${SUMMARY}Building Shared Libraries\n"
fi
if test x$enable_static = xyes; then
    SUMMARY="${SUMMARY}Building Static Libraries\n"
fi
SUMMARY="${SUMMARY}Enabled modules :${SUMMARY_modules}\n"
SUMMARY="${SUMMARY}Assembly Math   :${SUMMARY_math}\n" 
SUMMARY="${SUMMARY}Audio drivers   :${SUMMARY_audio}\n"
SUMMARY="${SUMMARY}Video drivers   :${SUMMARY_video}\n"
if test x$have_x = xyes; then
    SUMMARY="${SUMMARY}X11 libraries   :${SUMMARY_video_x11}\n"
fi
SUMMARY="${SUMMARY}Input drivers   :${SUMMARY_input}\n"
if test x$enable_libudev = xyes; then
    SUMMARY="${SUMMARY}Using libudev   : YES\n"
else
    SUMMARY="${SUMMARY}Using libudev   : NO\n"
fi
if test x$have_dbus_dbus_h_hdr = xyes; then
    SUMMARY="${SUMMARY}Using dbus      : YES\n"
else
    SUMMARY="${SUMMARY}Using dbus      : NO\n"
fi
AC_CONFIG_COMMANDS([summary], [echo -en "$SUMMARY"], [SUMMARY="$SUMMARY"])

AC_OUTPUT
chmod a+x sdl2-config