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/* Copyright (C) 2000-2021 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library 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 2.1 of the License, or (at your option) any later version.
The GNU C Library 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 Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, see
<https://www.gnu.org/licenses/>. */
#include <stdio_ext.h>
#undef __fsetlocking
int
__fsetlocking (FILE *fp, int type)
{
int result = ((fp->_flags & _IO_USER_LOCK)
? FSETLOCKING_BYCALLER : FSETLOCKING_INTERNAL);
if (type != FSETLOCKING_QUERY)
{
fp->_flags &= ~_IO_USER_LOCK;
if (type == FSETLOCKING_BYCALLER)
fp->_flags |= _IO_USER_LOCK;
}
return result;
}
libc_hidden_def (__fsetlocking)
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