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04277e02d7
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38 lines
1.1 KiB
C
38 lines
1.1 KiB
C
/* Copyright (C) 2000-2019 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, see
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<http://www.gnu.org/licenses/>. */
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#include <stdio_ext.h>
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#undef __fsetlocking
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int
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__fsetlocking (FILE *fp, int type)
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{
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int result = ((fp->_flags & _IO_USER_LOCK)
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? FSETLOCKING_BYCALLER : FSETLOCKING_INTERNAL);
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if (type != FSETLOCKING_QUERY)
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{
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fp->_flags &= ~_IO_USER_LOCK;
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if (type == FSETLOCKING_BYCALLER)
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fp->_flags |= _IO_USER_LOCK;
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}
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return result;
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}
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libc_hidden_def (__fsetlocking)
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