1/* Copyright (C) 2005-2016 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
3 Contributed by Ulrich Drepper <drepper@gnu.org>.
4
5 The GNU C Library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Lesser General Public
7 License as published by the Free Software Foundation; either
8 version 2.1 of the License, or (at your option) any later version.
9
10 The GNU C Library 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 GNU
13 Lesser General Public License for more details.
14
15 You should have received a copy of the GNU Lesser General Public
16 License along with the GNU C Library; if not, see
17 <http://www.gnu.org/licenses/>. */
18
19#include <assert.h>
20#include <ctype.h>
21#include <stdarg.h>
22#include <stdio.h>
23#include <wchar.h>
24#include <string.h>
25#include <libioP.h>
26
27
28int
29__fxprintf (FILE *fp, const char *fmt, ...)
30{
31 if (fp == NULL)
32 fp = stderr;
33
34 va_list ap;
35 va_start (ap, fmt);
36
37 int res;
38 if (_IO_fwide (fp, 0) > 0)
39 {
40 size_t len = strlen (fmt) + 1;
41 wchar_t wfmt[len];
42 for (size_t i = 0; i < len; ++i)
43 {
44 assert (isascii (fmt[i]));
45 wfmt[i] = fmt[i];
46 }
47 res = __vfwprintf (fp, wfmt, ap);
48 }
49 else
50 res = _IO_vfprintf (fp, fmt, ap);
51
52 va_end (ap);
53
54 return res;
55}
56