1/* Copy piece of UTF-8/UTF-16/UTF-32 string.
2   Copyright (C) 1999, 2002, 2006-2007, 2009-2010 Free Software Foundation,
3   Inc.
4   Written by Bruno Haible <bruno@clisp.org>, 2002.
5
6   This program is free software: you can redistribute it and/or modify it
7   under the terms of the GNU Lesser General Public License as published
8   by the Free Software Foundation; either version 3 of the License, or
9   (at your option) any later version.
10
11   This program is distributed in the hope that it will be useful,
12   but WITHOUT ANY WARRANTY; without even the implied warranty of
13   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
14   Lesser General Public License for more details.
15
16   You should have received a copy of the GNU Lesser General Public License
17   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
18
19#include <stdlib.h>
20#include <string.h>
21
22UNIT *
23FUNC (const UNIT *s, size_t n)
24{
25  UNIT *dest;
26
27  dest = (UNIT *) malloc (n > 0 ? n * sizeof (UNIT) : 1);
28  if (dest != NULL)
29    {
30#if 0
31      UNIT *destptr = dest;
32
33      for (; n > 0; n--)
34        *destptr++ = *s++;
35#else
36      memcpy ((char *) dest, (const char *) s, n * sizeof (UNIT));
37#endif
38    }
39  return dest;
40}
41