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 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