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/*******************************************************************
* File: omMallocSystem.h
* Purpose: declaration of macros for malloc to be used from the system
* Author: obachman (Olaf Bachmann)
* Created: 11/99
*******************************************************************/
#ifndef OM_MALLOC_SYSTEM_H
#define OM_MALLOC_SYSTEM_H
/* this is the minimal set of OM_MALLOC_* macros which must be defined */
#define OM_MALLOC_MALLOC malloc
#define OM_MALLOC_REALLOC realloc
#define OM_MALLOC_FREE free
#define OM_MALLOC_VALLOC valloc
#define OM_MALLOC_VFREE(addr, size) OM_MALLOC_FREE(addr)
#ifdef HAVE_MALLOC_SIZE
/* the following will work under Mac OS X */
#ifdef HAVE_MALLOC_H
#include <malloc.h>
#elif defined(HAVE_MALLOC_MALLOC_H)
#include <malloc/malloc.h>
#endif
#define OM_MALLOC_SIZEOF_ADDR(addr) (malloc_size(addr))
#elif (defined(HAVE_MALLOC_USABLE_SIZE))
/* and this will work under Linux */
#include <stdlib.h>
#define OM_MALLOC_SIZEOF_ADDR(addr) (malloc_usable_size(addr))
#else
static inline size_t OM_MALLOC_SIZEOF_ADDR(void *d) { long*dd=(long*)d; return *(dd-1); }
#endif
#endif /* OM_MALLOC_SYSTEM_H */
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