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_ */ 61