1/* Copyright (C) 2000-2018 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
3
4 The GNU C Library is free software; you can redistribute it and/or
5 modify it under the terms of the GNU Lesser General Public
6 License as published by the Free Software Foundation; either
7 version 2.1 of the License, or (at your option) any later version.
8
9 The GNU C Library is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 Lesser General Public License for more details.
13
14 You should have received a copy of the GNU Lesser General Public
15 License along with the GNU C Library; if not, see
16 <http://www.gnu.org/licenses/>. */
17
18#include <stdio_ext.h>
19
20size_t
21__fpending (FILE *fp)
22{
23 if (fp->_mode > 0)
24 return fp->_wide_data->_IO_write_ptr - fp->_wide_data->_IO_write_base;
25 else
26 return fp->_IO_write_ptr - fp->_IO_write_base;
27}
28