SDL_stdlib.h
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/*
SDL - Simple DirectMedia Layer
Copyright (C) 1997-2006 Sam Lantinga
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
Sam Lantinga
slouken@libsdl.org
*/
#ifndef _SDL_stdlib_h
#define _SDL_stdlib_h
#include "SDL_config.h"
/* AIX requires this to be the first thing in the file. */
#ifndef __GNUC__
# if HAVE_ALLOCA_H
# include <alloca.h>
# else
# ifdef _AIX
#pragma alloca
# else
# ifndef alloca /* predefined by HP cc +Olibcalls */
char *alloca ();
# endif
# endif
# endif
#endif
#ifdef HAVE_STDLIB_H
#include <stdlib.h>
#endif
#ifdef HAVE_MALLOC_H
#include <malloc.h>
#endif
#include "SDL_types.h"
#include "begin_code.h"
/* Set up for C function definitions, even when using C++ */
#ifdef __cplusplus
extern "C" {
#endif
#ifdef HAVE_MALLOC
#define SDL_malloc malloc
#else
extern DECLSPEC void * SDLCALL SDL_malloc(size_t size);
#endif
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#ifdef HAVE_CALLOC
#define SDL_calloc calloc
#else
extern DECLSPEC void * SDLCALL SDL_calloc(size_t nmemb, size_t size);
#endif
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#ifdef HAVE_REALLOC
#define SDL_realloc realloc
#else
extern DECLSPEC void * SDLCALL SDL_realloc(void *mem, size_t size);
#endif
#ifdef HAVE_FREE
#define SDL_free free
#else
extern DECLSPEC void SDLCALL SDL_free(void *mem);
#endif
#ifdef HAVE_ALLOCA
#define SDL_stack_alloc(type, count) (type*)alloca(sizeof(type)*count)
#define SDL_stack_free(data)
#else
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#define SDL_stack_alloc(type, count) (type*)SDL_malloc(sizeof(type)*count)
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#define SDL_stack_free(data) SDL_free(data)
#endif
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#ifdef HAVE_GETENV
#define SDL_getenv getenv
#else
extern DECLSPEC char * SDLCALL SDL_getenv(const char *name);
#endif
#ifdef HAVE_PUTENV
#define SDL_putenv putenv
#else
extern DECLSPEC int SDLCALL SDL_putenv(const char *variable);
#endif
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#ifdef HAVE_QSORT
#define SDL_qsort qsort
#else
extern DECLSPEC void SDLCALL SDL_qsort(void *base, size_t nmemb, size_t size,
int (*compare)(const void *, const void *));
#endif
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#ifdef HAVE_ABS
#define SDL_abs abs
#else
#define SDL_abs(X) ((X) < 0 ? -(X) : (X))
#endif
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/* Ends C function definitions when using C++ */
#ifdef __cplusplus
}
#endif
#include "close_code.h"
#endif /* _SDL_stdlib_h */