1/* Convert unibyte character to wide character.
2   Copyright (C) 2008, 2009, 2010 Free Software Foundation, Inc.
3   Written by Bruno Haible <bruno@clisp.org>, 2008.
4
5   This program is free software: you can redistribute it and/or modify
6   it under the terms of the GNU General Public License as published by
7   the Free Software Foundation; either version 3 of the License, or
8   (at your option) any later version.
9
10   This program is distributed in the hope that it will be useful,
11   but WITHOUT ANY WARRANTY; without even the implied warranty of
12   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
13   GNU General Public License for more details.
14
15   You should have received a copy of the GNU General Public License
16   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
17
18#include <config.h>
19
20/* Specification.  */
21#include <wchar.h>
22
23#include <stdio.h>
24
25wint_t
26btowc (int c)
27{
28  if (c != EOF)
29    {
30      char buf[1];
31      wchar_t wc;
32
33      buf[0] = c;
34      if (mbtowc (&wc, buf, 1) >= 0)
35        return wc;
36    }
37  return WEOF;
38}
39