[thirdparty/gcc.git] / libiberty / xmemdup.c

/* xmemdup.c -- Duplicate a memory buffer, using xcalloc.
   This trivial function is in the public domain.
   Jeff Garzik, September 1999.  */

#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include "ansidecl.h"
#include "libiberty.h"

#include <sys/types.h> /* For size_t. */
#ifdef HAVE_STRING_H
#include <string.h>
#endif

PTR
xmemdup (input, copy_size, alloc_size)
  const PTR input;
  size_t copy_size;
  size_t alloc_size;
{
  PTR output = xcalloc (1, alloc_size);
  memcpy (output, input, copy_size);
  return output;
}
Commit	Line	Data
b10647f1 JG	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
33c5ddcd	11	#include <sys/types.h> /* For size_t. */
d11ec6f0 ZW	12	#ifdef HAVE_STRING_H
	13	#include <string.h>
	14	#endif
33c5ddcd	15
b10647f1 JG	16	PTR
	17	xmemdup (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	}