/* Store current representation for exceptions. Copyright (C) 1998-2016 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Andreas Jaeger , 1998. The GNU C Library is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 2.1 of the License, or (at your option) any later version. The GNU C Library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details. You should have received a copy of the GNU Lesser General Public License along with the GNU C Library. If not, see . */ #include #include int fegetexceptflag (fexcept_t *flagp, int excepts) { fpu_control_t temp; /* Get the current exceptions. */ _FPU_GETCW (temp); /* We only save the relevant bits here. In particular, care has to be taken with the CAUSE bits, as an inadvertent restore later on could generate unexpected exceptions. */ *flagp = temp & excepts & FE_ALL_EXCEPT; /* Success. */ return 0; }