NetBSD/lib/libc/string/wcsdup.c
2006-08-26 22:45:52 +00:00

44 lines
973 B
C

/* $NetBSD: wcsdup.c,v 1.2 2006/08/26 22:45:52 christos Exp $ */
/*
* Copyright (C) 2006 Aleksey Cheusov
*
* This material is provided "as is", with absolutely no warranty expressed
* or implied. Any use is at your own risk.
*
* Permission to use or copy this software for any purpose is hereby granted
* without fee. Permission to modify the code and to distribute modified
* code is also granted without any restrictions.
*/
#include <sys/cdefs.h>
#if defined(LIBC_SCCS) && !defined(lint)
__RCSID("$NetBSD: wcsdup.c,v 1.2 2006/08/26 22:45:52 christos Exp $");
#endif /* LIBC_SCCS and not lint */
#include "namespace.h"
#include <stdlib.h>
#include <assert.h>
#include <string.h>
#include <wchar.h>
__weak_alias(wcsdup,_wcsdup)
wchar_t *
wcsdup(const wchar_t *str)
{
wchar_t *copy;
size_t len;
_DIAGASSERT(str != NULL);
len = wcslen(str) + 1;
copy = malloc(len * sizeof (wchar_t));
if (!copy)
return NULL;
return wmemcpy(copy, str, len);
}