xmemdup.c revision 77298 
1/* xmemdup.c -- Duplicate a memory buffer, using xcalloc.
2   This trivial function is in the public domain.
3   Jeff Garzik, September 1999.  */
4
5#ifdef HAVE_CONFIG_H
6#include "config.h"
7#endif
8#include "ansidecl.h"
9#include "libiberty.h"
10
11#include <sys/types.h> /* For size_t. */
12#ifdef HAVE_STRING_H
13#include <string.h>
14#endif
15
16PTR
17xmemdup (input, copy_size, alloc_size)
18  const PTR input;
19  size_t copy_size;
20  size_t alloc_size;
21{
22  PTR output = xcalloc (1, alloc_size);
23  memcpy (output, input, copy_size);
24  return output;
25}
26