2 * Copyright (c) 2004 David Schultz <das@FreeBSD.ORG>
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
32 #ifdef __GNUC_GNU_INLINE__
33 #error "This file must be compiled with C99 'inline' semantics"
37 * The FSR_version field may be different on different
38 * implementations, but it is immutable and opaque to the
39 * application. Thus, 0 is valid as the default environment.
41 const fenv_t __fe_dfl_env = 0;
43 extern inline int feclearexcept(int __excepts);
44 extern inline int fegetexceptflag(fexcept_t *__flagp, int __excepts);
45 extern inline int fesetexceptflag(const fexcept_t *__flagp, int __excepts);
46 extern inline int feraiseexcept(int __excepts);
47 extern inline int fetestexcept(int __excepts);
48 extern inline int fegetround(void);
49 extern inline int fesetround(int __round);
50 extern inline int fegetenv(fenv_t *__envp);
51 extern inline int feholdexcept(fenv_t *__envp);
52 extern inline int fesetenv(const fenv_t *__envp);
53 extern inline int feupdateenv(const fenv_t *__envp);