rossubsys/posix/lib/psxdll/stdlib/malloc.c

   1 /* $Id: malloc.c,v 1.4 2002/10/29 04:45:41 rex Exp $
   2  */
   3 /*
   4  * COPYRIGHT:   See COPYING in the top level directory
   5  * PROJECT:     ReactOS POSIX+ Subsystem
   6  * FILE:        subsys/psx/lib/psxdll/stdlib/malloc.c
   7  * PURPOSE:     Memory allocator
   8  * PROGRAMMER:  KJK::Hyperion <noog@libero.it>
   9  * UPDATE HISTORY:
  10  *              27/12/2001: Created
  11  */
  12
  13 #include <errno.h>
  14 #include <psx/stdlib.h>
  15
  16 void * malloc(size_t size)
  17 {
  18  void * pTemp = __malloc(size);
  19
  20  if(!pTemp)
  21   errno = ENOMEM;
  22
  23  return (pTemp);
  24 }
  25
  26 void free(void * ptr)
  27 {
  28  __free(ptr);
  29 }
  30
  31 void * calloc(size_t nelem, size_t elsize)
  32 {
  33  return (__malloc(nelem * elsize));
  34 }
  35
  36 void * realloc(void * ptr, size_t size)
  37 {
  38  void * pTemp;
  39
  40  if(size == 0)
  41   __free(ptr);
  42
  43  if(ptr == 0)
  44   return __malloc(size);
  45
  46  pTemp = __realloc(ptr, size);
  47
  48  if(pTemp == 0)
  49   errno = ENOMEM;
  50
  51  return (pTemp);
  52 }
  53
  54 /* EOF */
  55