/ray/src/lib/salloc.h

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/*
 * lib/salloc.h
 * 
 * Standard memory (de)allocation routines. 
 * 
 * Copyright (c) 2000--2004 by Wolfgang Wieser ] wwieser (a) gmx <*> de [ 
 * 
 * This file may be distributed and/or modified under the terms of the 
 * GNU General Public License version 2 as published by the Free Software 
 * Foundation. (See COPYING.GPL for details.)
 * 
 * This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
 * WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
 * 
 */

#ifndef _SRC_SALLOC_H_
#define _SRC_SALLOC_H_ 1

#include <lib/sconfig.h>    /* MUST be first */

struct LMallocUsage
{
    size_t alloc_limit;    
    size_t curr_used;      
    size_t max_used;       
    size_t malloc_calls;   
    size_t realloc_calls;  
    size_t free_calls;     
    int used_chunks;       
    int max_used_chunks;   
    int real_failures;     
    int limit_failures;    
};


void LMallocGetUsage(struct LMallocUsage *dest);

void LMallocSetLimit(size_t limit);


extern void _AllocFailure(size_t size);

extern void *LMalloc(size_t size);

extern void *LFree(void *ptr);

extern void *LRealloc(void *ptr,size_t size);


template<typename T>inline T *ALLOC(size_t nelem)
    {  return((T*)LMalloc(nelem*sizeof(T)));  }

template<typename T>inline T *FREE(T *ptr)
    {  return((T*)LFree(ptr));  }

template<typename T>inline T *REALLOC(T *ptr,size_t nelem)
    {  return((T*)LRealloc(ptr,nelem*sizeof(T)));  }


inline void *operator new(size_t size)
    {  return(LMalloc(size));  }

inline void *operator new(size_t /*size*/,void *ptr)
    {  return(ptr);  }

inline void operator delete(void *ptr)
    {  LFree(ptr);  }

template<typename T> inline void DELETE(T* &ptr)
    {  if(ptr)  {  delete ptr;  ptr=NULL;  }  }


inline void *operator new[](size_t size)
    {  return(LMalloc(size));  }

inline void operator delete[](void *ptr)
    {  LFree(ptr);  }

template<typename T> inline void DELARRAY(T* &ptr)
    {  if(ptr)  {  delete[] ptr;  ptr=NULL;  }  }

#endif  /* _SRC_SALLOC_H_ */

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