uclibc-ng/libc/stdio/ferror.c

/* Copyright (C) 2004       Manuel Novoa III    <mjn3@codepoet.org>
 *
 * GNU Library General Public License (LGPL) version 2 or later.
 *
 * Dedicated to Toni.  See uClibc/DEDICATION.mjn3 for details.
 */

#include "_stdio.h"

#undef ferror
#ifdef __DO_UNLOCKED

#undef ferror_unlocked
int ferror_unlocked(register FILE *stream)
{
	__STDIO_STREAM_VALIDATE(stream);

	return __FERROR_UNLOCKED(stream);
}

#ifndef __UCLIBC_HAS_THREADS__
strong_alias(ferror_unlocked,ferror)
#endif

#elif defined __UCLIBC_HAS_THREADS__

int ferror(register FILE *stream)
{
	int retval;
	__STDIO_AUTO_THREADLOCK_VAR;

	__STDIO_AUTO_THREADLOCK(stream);

	__STDIO_STREAM_VALIDATE(stream);

	retval = __FERROR_UNLOCKED(stream);

	__STDIO_AUTO_THREADUNLOCK(stream);

	return retval;
}

#endif