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Diffstat (limited to 'src/SDL12/include/begin_code.h')
| -rw-r--r-- | src/SDL12/include/begin_code.h | 191 |
1 files changed, 191 insertions, 0 deletions
diff --git a/src/SDL12/include/begin_code.h b/src/SDL12/include/begin_code.h new file mode 100644 index 0000000..2274809 --- /dev/null +++ b/src/SDL12/include/begin_code.h @@ -0,0 +1,191 @@ +/* + SDL - Simple DirectMedia Layer + Copyright (C) 1997-2009 Sam Lantinga + + This library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public + License as published by the Free Software Foundation; either + version 2 of the License, or (at your option) any later version. + + This library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with this library; if not, write to the Free + Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + + Sam Lantinga + slouken@libsdl.org +*/ + +/** + * @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. :) + */ + +/** + * @file begin_code.h + * 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 + +/** + * @def DECLSPEC + * 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 +# elif defined(__OS2__) +# ifdef __WATCOMC__ +# ifdef BUILD_SDL +# define DECLSPEC __declspec(dllexport) +# else +# define DECLSPEC +# endif +# elif defined (__GNUC__) && __GNUC__ < 4 +# /* Added support for GCC-EMX <v4.x */ +# /* this is needed for XFree86/OS2 developement */ +# /* F. Ambacher(anakor@snafu.de) 05.2008 */ +# ifdef BUILD_SDL +# define DECLSPEC __declspec(dllexport) +# else +# define DECLSPEC +# endif +# else +# define DECLSPEC +# endif +# else +# if defined(__GNUC__) && __GNUC__ >= 4 +# define DECLSPEC __attribute__ ((visibility("default"))) +# else +# define DECLSPEC +# endif +# endif +#endif + +/** + * @def SDLCALL + * By default SDL uses the C calling convention + */ +#ifndef SDLCALL +# if defined(__WIN32__) && !defined(__GNUC__) +# define SDLCALL __cdecl +# elif defined(__OS2__) +# if defined (__GNUC__) && __GNUC__ < 4 +# /* Added support for GCC-EMX <v4.x */ +# /* this is needed for XFree86/OS2 developement */ +# /* F. Ambacher(anakor@snafu.de) 05.2008 */ +# define SDLCALL _cdecl +# else +# /* On other compilers on OS/2, we use the _System calling convention */ +# /* to be compatible with every compiler */ +# define SDLCALL _System +# endif +# else +# define SDLCALL +# endif +#endif /* SDLCALL */ + +#ifdef __SYMBIAN32__ +#ifndef EKA2 +#undef DECLSPEC +#define DECLSPEC +#elif !defined(__WINS__) +#undef DECLSPEC +#define DECLSPEC __declspec(dllexport) +#endif /* !EKA2 */ +#endif /* __SYMBIAN32__ */ + +/** + * @file begin_code.h + * 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 +#pragma pack(push,4) +#elif (defined(__MWERKS__) && defined(__MACOS__)) +#pragma options align=mac68k4byte +#pragma enumsalwaysint on +#endif /* Compiler needs structure packing set */ + +/** + * @def SDL_INLINE_OKAY + * 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) || defined(__EABI__) +#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 */ + +/** + * @def __inline__ + * 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 + +/** + * @def NULL + * 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 */ |