glibc/wcsmbs/wcsdup.c

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/* Copyright (C) 1995 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the GNU C Library; see the file COPYING.LIB. If
not, write to the Free Software Foundation, Inc., 675 Mass Ave,
Cambridge, MA 02139, USA. */
#include <wcstr.h>
#include <string.h>
#include <stdlib.h>
/* Duplicate S, returning an identical malloc'd string. */
wchar_t *
wcsdup (s)
const wchar_t *s;
{
size_t len = (wcslen (s) + 1) * sizeof (wchar_t);
void *new = malloc (len);
if (new == NULL)
return NULL;
memcpy (new, (void *) s, len);
return (wchar_t *) new;
}