Mercurial > sdl-ios-xcode
diff include/SDL_types.h @ 0:74212992fb08
Initial revision
author | Sam Lantinga <slouken@lokigames.com> |
---|---|
date | Thu, 26 Apr 2001 16:45:43 +0000 |
parents | |
children | 39877400bd1e |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/include/SDL_types.h Thu Apr 26 16:45:43 2001 +0000 @@ -0,0 +1,87 @@ +/* + SDL - Simple DirectMedia Layer + Copyright (C) 1997, 1998, 1999, 2000, 2001 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@devolution.com +*/ + +#ifdef SAVE_RCSID +static char rcsid = + "@(#) $Id$"; +#endif + +/* General data types used by the SDL library */ + +#ifndef _SDL_types_h +#define _SDL_types_h + +/* The number of elements in a table */ +#define SDL_TABLESIZE(table) (sizeof(table)/sizeof(table[0])) + +/* Basic data types */ +typedef enum { + SDL_FALSE = 0, + SDL_TRUE = 1 +} SDL_bool; +typedef unsigned char Uint8; +typedef signed char Sint8; +typedef unsigned short Uint16; +typedef signed short Sint16; +typedef unsigned int Uint32; +typedef signed int Sint32; + +/* Figure out how to support 64-bit datatypes */ +#if !defined(__STRICT_ANSI__) +#if defined(__GNUC__) || defined(__MWERKS__) /* MJS */ +#define SDL_HAS_64BIT_TYPE long long +#elif defined(_MSC_VER) /* VC++ */ +#define SDL_HAS_64BIT_TYPE __int64 +#endif +#endif /* !__STRICT_ANSI__ */ + +/* The 64-bit datatype isn't supported on all platforms */ +#ifdef SDL_HAS_64BIT_TYPE +typedef unsigned SDL_HAS_64BIT_TYPE Uint64; +typedef SDL_HAS_64BIT_TYPE Sint64; +#else +/* This is really just a hack to prevent the compiler from complaining */ +typedef struct { + Uint32 hi; + Uint32 lo; +} Uint64, Sint64; +#endif + +/* Make sure the types really have the right sizes */ +#define SDL_COMPILE_TIME_ASSERT(name, x) \ + typedef int SDL_dummy_ ## name[(x) * 2 - 1] + +SDL_COMPILE_TIME_ASSERT(uint8, sizeof(Uint8) == 1); +SDL_COMPILE_TIME_ASSERT(sint8, sizeof(Sint8) == 1); +SDL_COMPILE_TIME_ASSERT(uint16, sizeof(Uint16) == 2); +SDL_COMPILE_TIME_ASSERT(sint16, sizeof(Sint16) == 2); +SDL_COMPILE_TIME_ASSERT(uint32, sizeof(Uint32) == 4); +SDL_COMPILE_TIME_ASSERT(sint32, sizeof(Sint32) == 4); +SDL_COMPILE_TIME_ASSERT(uint64, sizeof(Uint64) == 8); +SDL_COMPILE_TIME_ASSERT(sint64, sizeof(Sint64) == 8); + +#undef SDL_COMPILE_TIME_ASSERT + +/* General keyboard/mouse state definitions */ +enum { SDL_PRESSED = 0x01, SDL_RELEASED = 0x00 }; + +#endif