diff options
Diffstat (limited to 'src/SDL2/include/begin_code.h')
| -rw-r--r-- | src/SDL2/include/begin_code.h | 140 |
1 files changed, 140 insertions, 0 deletions
diff --git a/src/SDL2/include/begin_code.h b/src/SDL2/include/begin_code.h new file mode 100644 index 00000000..b45af55e --- /dev/null +++ b/src/SDL2/include/begin_code.h @@ -0,0 +1,140 @@ +/* + Simple DirectMedia Layer + Copyright (C) 1997-2012 Sam Lantinga <slouken@libsdl.org> + + This software is provided 'as-is', without any express or implied + warranty. In no event will the authors be held liable for any damages + arising from the use of this software. + + Permission is granted to anyone to use this software for any purpose, + including commercial applications, and to alter it and redistribute it + freely, subject to the following restrictions: + + 1. The origin of this software must not be misrepresented; you must not + claim that you wrote the original software. If you use this software + in a product, an acknowledgment in the product documentation would be + appreciated but is not required. + 2. Altered source versions must be plainly marked as such, and must not be + misrepresented as being the original software. + 3. This notice may not be removed or altered from any source distribution. +*/ + +/** + * \file begin_code.h + * + * This file sets things up for C dynamic library function definitions, + * static inlined functions, and structures aligned at 4-byte alignment. + * If you don't like ugly C preprocessor code, don't look at this file. :) + */ + +/* This shouldn't be nested -- included it around code only. */ +#ifdef _begin_code_h +#error Nested inclusion of begin_code.h +#endif +#define _begin_code_h + +/* Some compilers use a special export keyword */ +#ifndef DECLSPEC +# if defined(__BEOS__) || defined(__HAIKU__) +# if defined(__GNUC__) +# define DECLSPEC __declspec(dllexport) +# else +# define DECLSPEC __declspec(export) +# endif +# elif defined(__WIN32__) +# ifdef __BORLANDC__ +# ifdef BUILD_SDL +# define DECLSPEC +# else +# define DECLSPEC __declspec(dllimport) +# endif +# else +# define DECLSPEC __declspec(dllexport) +# endif +# else +# if defined(__GNUC__) && __GNUC__ >= 4 +# define DECLSPEC __attribute__ ((visibility("default"))) +# else +# define DECLSPEC +# endif +# endif +#endif + +/* By default SDL uses the C calling convention */ +#ifndef SDLCALL +#if defined(__WIN32__) && !defined(__GNUC__) +#define SDLCALL __cdecl +#else +#define SDLCALL +#endif +#endif /* SDLCALL */ + +/* Removed DECLSPEC on Symbian OS because SDL cannot be a DLL in EPOC */ +#ifdef __SYMBIAN32__ +#undef DECLSPEC +#define DECLSPEC +#endif /* __SYMBIAN32__ */ + +/* Force structure packing at 4 byte alignment. + This is necessary if the header is included in code which has structure + packing set to an alternate value, say for loading structures from disk. + The packing is reset to the previous value in close_code.h + */ +#if defined(_MSC_VER) || defined(__MWERKS__) || defined(__BORLANDC__) +#ifdef _MSC_VER +#pragma warning(disable: 4103) +#endif +#ifdef __BORLANDC__ +#pragma nopackwarning +#endif +#ifdef _M_X64 +/* Use 8-byte alignment on 64-bit architectures, so pointers are aligned */ +#pragma pack(push,8) +#else +#pragma pack(push,4) +#endif +#endif /* Compiler needs structure packing set */ + +/* Set up compiler-specific options for inlining functions */ +#ifndef SDL_INLINE_OKAY +#ifdef __GNUC__ +#define SDL_INLINE_OKAY +#else +/* Add any special compiler-specific cases here */ +#if defined(_MSC_VER) || defined(__BORLANDC__) || \ + defined(__DMC__) || defined(__SC__) || \ + defined(__WATCOMC__) || defined(__LCC__) || \ + defined(__DECC) +#ifndef __inline__ +#define __inline__ __inline +#endif +#define SDL_INLINE_OKAY +#else +#if !defined(__MRC__) && !defined(_SGI_SOURCE) +#ifndef __inline__ +#define __inline__ inline +#endif +#define SDL_INLINE_OKAY +#endif /* Not a funky compiler */ +#endif /* Visual C++ */ +#endif /* GNU C */ +#endif /* SDL_INLINE_OKAY */ + +/* If inlining isn't supported, remove "__inline__", turning static + inlined functions into static functions (resulting in code bloat + in all files which include the offending header files) +*/ +#ifndef SDL_INLINE_OKAY +#define __inline__ +#endif + +/* Apparently this is needed by several Windows compilers */ +#if !defined(__MACH__) +#ifndef NULL +#ifdef __cplusplus +#define NULL 0 +#else +#define NULL ((void *)0) +#endif +#endif /* NULL */ +#endif /* ! Mac OS X - breaks precompiled headers */ |