diff options
Diffstat (limited to 'backends/platform/sdl/sdl-sys.h')
| -rw-r--r-- | backends/platform/sdl/sdl-sys.h | 117 |
1 files changed, 117 insertions, 0 deletions
diff --git a/backends/platform/sdl/sdl-sys.h b/backends/platform/sdl/sdl-sys.h index eec3741ed6..67ad84efd3 100644 --- a/backends/platform/sdl/sdl-sys.h +++ b/backends/platform/sdl/sdl-sys.h @@ -52,12 +52,84 @@ typedef struct { int FAKE; } FAKE_FILE; #define strncasecmp FAKE_strncasecmp #endif +// HACK: SDL might include windows.h which defines its own ARRAYSIZE. +// However, we want to use the version from common/util.h. Thus, we make sure +// that we actually have this definition after including the SDL headers. +#if defined(ARRAYSIZE) && defined(COMMON_UTIL_H) +#define HACK_REDEFINE_ARRAYSIZE +#undef ARRAYSIZE +#endif + +// HACK to fix compilation with SDL 2.0 in MSVC. +// In SDL 2.0, intrin.h is now included in SDL_cpuinfo.h, which includes +// setjmp.h. SDL_cpuinfo.h is included from SDL.h and SDL_syswm.h. +// Thus, we remove the exceptions for setjmp and longjmp before these two +// includes. Unfortunately, we can't use SDL_VERSION_ATLEAST here, as SDL.h +// hasn't been included yet at this point. +#if !defined(FORBIDDEN_SYMBOL_ALLOW_ALL) && defined(_MSC_VER) +// We unset any fake definitions of setjmp/longjmp here + +#ifndef FORBIDDEN_SYMBOL_EXCEPTION_setjmp +#undef setjmp +#endif + +#ifndef FORBIDDEN_SYMBOL_EXCEPTION_longjmp +#undef longjmp +#endif + +#endif + #if defined(__SYMBIAN32__) #include <esdl\SDL.h> #else #include <SDL.h> #endif +#include <SDL_syswm.h> + +// Restore the forbidden exceptions from the hack above +#if !defined(FORBIDDEN_SYMBOL_ALLOW_ALL) && defined(_MSC_VER) + +#ifndef FORBIDDEN_SYMBOL_EXCEPTION_setjmp +#undef setjmp +#define setjmp(a) FORBIDDEN_SYMBOL_REPLACEMENT +#endif + +#ifndef FORBIDDEN_SYMBOL_EXCEPTION_longjmp +#undef longjmp +#define longjmp(a,b) FORBIDDEN_SYMBOL_REPLACEMENT +#endif + +#endif + +// SDL_syswm.h will include windows.h on Win32. We need to undefine its +// ARRAYSIZE definition because we supply our own. +#undef ARRAYSIZE + +#ifdef HACK_REDEFINE_ARRAYSIZE +#undef HACK_REDEFINE_ARRAYSIZE +#define ARRAYSIZE(x) ((int)(sizeof(x) / sizeof(x[0]))) +#endif + +// In a moment of brilliance Xlib.h included by SDL_syswm.h #defines the +// following names. In a moment of mental breakdown, which occured upon +// gazing at Xlib.h, LordHoto decided to undefine them to prevent havoc. +#ifdef Status +#undef Status +#endif + +#ifdef Bool +#undef Bool +#endif + +#ifdef True +#undef True +#endif + +#ifdef False +#undef False +#endif + // Finally forbid FILE again (if it was forbidden to start with) #if !defined(FORBIDDEN_SYMBOL_ALLOW_ALL) && !defined(FORBIDDEN_SYMBOL_EXCEPTION_FILE) #undef FILE @@ -74,5 +146,50 @@ typedef struct { int FAKE; } FAKE_FILE; #define strncasecmp FORBIDDEN_SYMBOL_REPLACEMENT #endif +// SDL 2 has major API changes. We redefine constants which got renamed to +// ease the transition. This is sometimes dangerous because the values changed +// too! +#if SDL_VERSION_ATLEAST(2, 0, 0) + +// Type names which changed between SDL 1.2 and SDL 2. +#define SDLKey SDL_Keycode +#define SDLMod SDL_Keymod +#define SDL_keysym SDL_Keysym + +// Key code constants which got renamed. +#define SDLK_SCROLLOCK SDLK_SCROLLLOCK +#define SDLK_NUMLOCK SDLK_NUMLOCKCLEAR +#define SDLK_LSUPER SDLK_LGUI +#define SDLK_RSUPER SDLK_RGUI +#define SDLK_PRINT SDLK_PRINTSCREEN +#define SDLK_COMPOSE SDLK_APPLICATION +#define SDLK_KP0 SDLK_KP_0 +#define SDLK_KP1 SDLK_KP_1 +#define SDLK_KP2 SDLK_KP_2 +#define SDLK_KP3 SDLK_KP_3 +#define SDLK_KP4 SDLK_KP_4 +#define SDLK_KP5 SDLK_KP_5 +#define SDLK_KP6 SDLK_KP_6 +#define SDLK_KP7 SDLK_KP_7 +#define SDLK_KP8 SDLK_KP_8 +#define SDLK_KP9 SDLK_KP_9 + +// Meta key constants which got renamed. +#define KMOD_META KMOD_GUI + +// SDL surface flags which got removed. +#define SDL_SRCCOLORKEY 0 +#define SDL_SRCALPHA 0 +#define SDL_FULLSCREEN 0x40000000 + +// Compatibility implementations for removed functionality. +int SDL_SetColors(SDL_Surface *surface, SDL_Color *colors, int firstcolor, int ncolors); +int SDL_SetAlpha(SDL_Surface *surface, Uint32 flag, Uint8 alpha); + +#define SDL_SetColorKey SDL_SetColorKey_replacement +int SDL_SetColorKey_replacement(SDL_Surface *surface, Uint32 flag, Uint32 key); + +#endif + #endif |