#ifndef __RMALLOC_H
#define __RMALLOC_H

/*
 *  File      : rmalloc.h
 *  Author    : Ronald Kriemann
 *  Purpose   : malloc library 
 */

#include <malloc.h>

/*
 * supported arguments for mallopt
 */

/* extra amount of memory to allocate from system in each sbrk-call */
#ifndef M_TOP_PAD
#  define M_TOP_PAD  -2
#endif

#ifdef __cplusplus
extern "C" {
#endif

/*
 * SVID2/XPG mallinfo structure
 */
#if 0
struct mallinfo
{
    unsigned long arena;    /* total space allocated from system */
    unsigned long ordblks;  /* number of non-inuse chunks */
    unsigned long smblks;   /* unused -- always zero */
    unsigned long hblks;    /* number of mmapped regions */
    unsigned long hblkhd;   /* total space in mmapped regions */
    unsigned long usmblks;  /* unused -- always zero */
    unsigned long fsmblks;  /* unused -- always zero */
    unsigned long uordblks; /* total allocated space */
    unsigned long fordblks; /* total non-inuse space */
    unsigned long keepcost; /* top-most, releasable (via malloc_trim) space */
};
#endif
    
/**************************************
 *
 * allocation and deallocation
 *
 **************************************/

extern void * malloc  ( size_t size );
extern void * calloc  ( size_t nmemb, size_t size);
extern void   free    ( void * ptr  );
extern void * realloc ( void * ptr, size_t size );
    
/* set malloc options */
extern int mallopt ( int param, int val );
    
/* report memory usage */
extern struct mallinfo mallinfo ( void );
    
/* build allocation trace */
extern void malloc_init_trace   ( const char * name );
extern void malloc_finish_trace ();
    
/* print statistics */
extern void malloc_stat ();

#ifdef __cplusplus
}
#endif

/*
 * for C++ : overload global new/delete
 */
/*
#ifdef __cplusplus

void * operator new      ( size_t n ) throw (std::bad_alloc);
void * operator new[]    ( size_t n ) throw (std::bad_alloc);
void   operator delete   ( void * p ) throw ();
void   operator delete[] ( void * p ) throw ();

#endif
*/
#endif  /* __RMALLOC_H */