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/* ****************************************************************************
* stdio_ext.h -- Extended standard I/O utilities.
*
* Copyright (C) 2017 Thomas "Cakeisalie5" Touhey <thomas@touhey.fr>
*
* This file is part of the 'all/core' module in libcarrot, an experimental
* modular libc project.
*
* This file is free software: you can redistribute it and/or modify it under
* the terms of the GNU Lesser General Public License as published by the Free
* Software Foundation, either version 3 of the License, or (at your option)
* any later version.
*
* This file 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 Lesser General Lesser Public License
* for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this file. If not, see <http://www.gnu.org/licenses/>.
* ************************************************************************* */
#include <cdefs.h>
#include <stdio.h>
__BEGIN_NAMESPACE_STD
__BEGIN_DECLS
/* Return the size of the buffer of FP in bytes currently in use by
* the given stream. */
extern size_t __fbufsize _OF((FILE *__fp)) __THROW;
/* Return non-zero value if the stream FP is opened readonly/write-only, or if
* the last operation on the stream was a read/write operation. */
extern int __freading _OF((FILE *__fp)) __THROW;
extern int __fwriting _OF((FILE *__fp)) __THROW;
/* Return non-zero if the stream FP is not opened
* write-only or append-only/read-only. */
extern int __freadable _OF((FILE *__fp)) __THROW;
extern int __fwritable _OF((FILE *__fp)) __THROW;
/* Return non-zero value if the stream FP is line-buffered. */
extern int __flbf _OF((FILE *__fp)) __THROW;
/* Discard all pending buffered I/O on the stream FP. */
extern void __fpurge _OF((FILE *__fp)) __THROW;
/* Return amount of output in bytes pending on a stream FP. */
extern size_t __fpending _OF((FILE *__fp)) __THROW;
/* Flush all line-buffered files. */
extern void _flushlbf _OF((void));
/* Set locking status of stream FP to TYPE. */
extern int __fsetlocking _OF((FILE *__fp, int __type)) __THROW;
__END_DECLS
__END_NAMESPACE_STD
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