1 /*
2 * Copyright (C) 2017 The Android Open Source Project
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * * Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * * Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in
12 * the documentation and/or other materials provided with the
13 * distribution.
14 *
15 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
16 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
17 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
18 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
19 * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
20 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
21 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
22 * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
23 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
24 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
25 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26 * SUCH DAMAGE.
27 */
28
29 #include <fenv.h>
30
31 #include "header_checks.h"
32
fenv_h()33 static void fenv_h() {
34 TYPE(fenv_t);
35 TYPE(fexcept_t);
36
37 MACRO(FE_DIVBYZERO);
38 MACRO(FE_INEXACT);
39 MACRO(FE_INVALID);
40 MACRO(FE_OVERFLOW);
41 MACRO(FE_UNDERFLOW);
42
43 MACRO(FE_ALL_EXCEPT);
44
45 MACRO(FE_DOWNWARD);
46 MACRO(FE_TONEAREST);
47 MACRO(FE_TOWARDZERO);
48 MACRO(FE_UPWARD);
49
50 const fenv_t* fe_dfl_env = FE_DFL_ENV;
51
52 FUNCTION(feclearexcept, int (*f)(int));
53 FUNCTION(fegetenv, int (*f)(fenv_t*));
54 FUNCTION(fegetexceptflag, int (*f)(fexcept_t*, int));
55 FUNCTION(fegetround, int (*f)(void));
56 FUNCTION(feholdexcept, int (*f)(fenv_t*));
57 FUNCTION(feraiseexcept, int (*f)(int));
58 FUNCTION(fesetenv, int (*f)(const fenv_t*));
59 FUNCTION(fesetexceptflag, int (*f)(const fexcept_t*, int));
60 FUNCTION(fesetround, int (*f)(int));
61 FUNCTION(fetestexcept, int (*f)(int));
62 FUNCTION(feupdateenv, int (*f)(const fenv_t*));
63 }
64