File: memory.cpp

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#include "stdio.h"
#include "stdlib.h"
#include "string.h"
#include "memory.h"

/* ----------------------------------------------------------------------
   safe malloc 
------------------------------------------------------------------------- */

void *Memory::smalloc(bigint nbytes, const char *name)
{
  if (nbytes == 0) return NULL;

  void *ptr = malloc(nbytes);
  if (ptr == NULL) printf("Failed to allocate " BIGINT_FORMAT "bytes for array %s", nbytes,name);
  return ptr;
}

/* ----------------------------------------------------------------------
   safe realloc 
------------------------------------------------------------------------- */
void *Memory::srealloc(void *ptr, bigint nbytes, const char *name)
{
  if (nbytes == 0) {
    destroy(ptr);
    return NULL;
  }

  ptr = realloc(ptr,nbytes);
  if (ptr == NULL) printf("Failed to reallocate " BIGINT_FORMAT "bytes for array %s", nbytes,name);
  return ptr;
}

/* ----------------------------------------------------------------------
   safe free 
------------------------------------------------------------------------- */

void Memory::sfree(void *ptr)
{
  if (ptr == NULL) return;
  free(ptr);
}

/* ----------------------------------------------------------------------
   erroneous usage of templated create/grow functions
------------------------------------------------------------------------- */

void Memory::fail(const char *name)
{
  printf("Cannot create/grow a vector/array of pointers for %s",name);
}