contrib/libedit/src/wcsdup.c

   1 /*      $NetBSD: wcsdup.c,v 1.3 2008/05/26 13:17:48 haad Exp $  */
   2
   3 /*
   4  * Copyright (C) 2006 Aleksey Cheusov
   5  *
   6  * This material is provided "as is", with absolutely no warranty expressed
   7  * or implied. Any use is at your own risk.
   8  *
   9  * Permission to use or copy this software for any purpose is hereby granted
  10  * without fee. Permission to modify the code and to distribute modified
  11  * code is also granted without any restrictions.
  12  */
  13
  14 #ifndef HAVE_WCSDUP
  15
  16 #include "config.h"
  17
  18 #if defined(LIBC_SCCS) && !defined(lint)
  19 __RCSID("$NetBSD: wcsdup.c,v 1.3 2008/05/26 13:17:48 haad Exp $");
  20 #endif /* LIBC_SCCS and not lint */
  21
  22 #include <stdlib.h>
  23 #include <assert.h>
  24 #include <wchar.h>
  25
  26 wchar_t *
  27 wcsdup(const wchar_t *str)
  28 {
  29         wchar_t *copy;
  30         size_t len;
  31
  32         _DIAGASSERT(str != NULL);
  33
  34         len = wcslen(str) + 1;
  35         copy = malloc(len * sizeof (wchar_t));
  36
  37         if (!copy)
  38                 return NULL;
  39
  40         return wmemcpy(copy, str, len);
  41 }
  42
  43 #endif