removed NaCL support.

include/SDL_assert.h

@@ -53,7 +53,7 @@ assert can have unique static variables associated with it.
     #define SDL_TriggerBreakpoint() __debugbreak()
 #elif _SDL_HAS_BUILTIN(__builtin_debugtrap)
     #define SDL_TriggerBreakpoint() __builtin_debugtrap()
-#elif ( (!defined(__NACL__)) && ((defined(__GNUC__) || defined(__clang__)) && (defined(__i386__) || defined(__x86_64__))) )
+#elif (defined(__GNUC__) || defined(__clang__)) && (defined(__i386__) || defined(__x86_64__))
     #define SDL_TriggerBreakpoint() __asm__ __volatile__ ( "int $3\n\t" )
 #elif ( defined(__APPLE__) && (defined(__arm64__) || defined(__aarch64__)) )  /* this might work on other ARM targets, but this is a known quantity... */
     #define SDL_TriggerBreakpoint() __asm__ __volatile__ ( "brk #22\n\t" )

include/SDL_config.h.in

@@ -285,7 +285,6 @@
 #undef SDL_AUDIO_DRIVER_DUMMY
 #undef SDL_AUDIO_DRIVER_EMSCRIPTEN
 #undef SDL_AUDIO_DRIVER_HAIKU
-#undef SDL_AUDIO_DRIVER_NACL
 #undef SDL_AUDIO_DRIVER_NETBSD
 #undef SDL_AUDIO_DRIVER_OPENSLES
 #undef SDL_AUDIO_DRIVER_OSS
@@ -387,7 +386,6 @@
 #undef SDL_VIDEO_DRIVER_X11_XSHAPE
 #undef SDL_VIDEO_DRIVER_X11_SUPPORTS_GENERIC_EVENTS
 #undef SDL_VIDEO_DRIVER_X11_HAS_XKBKEYCODETOKEYSYM
-#undef SDL_VIDEO_DRIVER_NACL
 #undef SDL_VIDEO_DRIVER_VIVANTE
 #undef SDL_VIDEO_DRIVER_VIVANTE_VDK
 #undef SDL_VIDEO_DRIVER_QNX
@@ -437,7 +435,6 @@
 #undef SDL_FILESYSTEM_RISCOS
 #undef SDL_FILESYSTEM_UNIX
 #undef SDL_FILESYSTEM_WINDOWS
-#undef SDL_FILESYSTEM_NACL
 #undef SDL_FILESYSTEM_EMSCRIPTEN
 #undef SDL_FILESYSTEM_VITA
 #undef SDL_FILESYSTEM_PSP

include/SDL_main.h

@@ -83,15 +83,6 @@
 /* We need to export SDL_main so it can be launched from Java */
 #define SDLMAIN_DECLSPEC    DECLSPEC
 
-#elif defined(__NACL__)
-/* On NACL we use ppapi_simple to set up the application helper code,
-   then wait for the first PSE_INSTANCE_DIDCHANGEVIEW event before 
-   starting the user main function.
-   All user code is run in a separate thread by ppapi_simple, thus 
-   allowing for blocking io to take place via nacl_io
-*/
-#define SDL_MAIN_NEEDED
-
 #elif defined(__PSP__)
 /* On PSP SDL provides a main function that sets the module info,
    activates the GPU and starts the thread required to be able to exit

include/SDL_platform.h

@@ -201,22 +201,6 @@
 #define __PS2__ 1
 #endif
 
-/* The NACL compiler defines __native_client__ and __pnacl__
- * Ref: http://www.chromium.org/nativeclient/pnacl/stability-of-the-pnacl-bitcode-abi
- */
-#if defined(__native_client__)
-#undef __LINUX__
-#undef __NACL__
-#define __NACL__ 1
-#endif
-#if defined(__pnacl__)
-#undef __LINUX__
-#undef __PNACL__
-#define __PNACL__ 1
-/* PNACL with newlib supports static linking only */
-#define __SDL_NOGETPROCADDR__
-#endif
-
 #if defined(__vita__)
 #define __VITA__ 1
 #endif