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1/* $OpenBSD: fenv.h,v 1.2 2011/05/25 21:46:49 martynas Exp $ */
2/* $NetBSD: fenv.h,v 1.2.4.1 2011/02/08 16:18:55 bouyer Exp $ */
3
4/*
5 * Copyright (c) 2010 The NetBSD Foundation, Inc.
6 * All rights reserved.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 * 1. Redistributions of source code must retain the above copyright
12 * notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in the
15 * documentation and/or other materials provided with the distribution.
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
18 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
19 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
20 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
21 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
22 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
23 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
24 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
25 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
26 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
27 * POSSIBILITY OF SUCH DAMAGE.
28 */
29
30#ifndef _FENV_H_
31#define _FENV_H_
32
33#include <sys/cdefs.h>
34#include <machine/fenv.h>
35
36__BEGIN_DECLS
37
38int feclearexcept(int);
39int fegetexceptflag(fexcept_t *, int);
40int feraiseexcept(int);
41int fesetexceptflag(const fexcept_t *, int);
42int fetestexcept(int);
43
44int fegetround(void);
45int fesetround(int);
46
47int fegetenv(fenv_t *);
48int feholdexcept(fenv_t *);
49int fesetenv(const fenv_t *);
50int feupdateenv(const fenv_t *);
51
52#if __BSD_VISIBLE
53int feenableexcept(int);
54int fedisableexcept(int);
55int fegetexcept(void);
56#endif /* __BSD_VISIBLE */
57
58__END_DECLS
59
60#endif /* ! _FENV_H_ */