/* WARNING: This file was generated by dkct. Changes you make here will be lost if dkct is run again! You should modify the original source and run dkct on it. Original source: dk3mafpe.ctr */ /* Copyright (C) 2014-2017, Dirk Krause Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met: * Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer. * Redistributions in binary form must reproduce the above opyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution. * Neither the name of the author nor the names of contributors may be used to endorse or promote products derived from this software without specific prior written permission. THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ /** @file dk3mafpe.c The dk3mafpe module. */ #line 260 "dk3mafpe.ctr" #include "dk3mafpe.h" #line 266 "dk3mafpe.ctr" #if TRACE_DEBUG static void dk3mafpe_debug(dk3_ma_fpe_t fpes) { #line 276 "dk3mafpe.ctr" if (NULL != dktrace_file()) { if (0 != (fpes & DK3MAFPE_DIVBYZERO)) { fputs("DIVBYZERO\n", dktrace_file()); } if (0 != (fpes & DK3MAFPE_INEXACT)) { fputs("INEXACT\n", dktrace_file()); } if (0 != (fpes & DK3MAFPE_OVERFLOW)) { fputs("OVERFLOW\n", dktrace_file()); } if (0 != (fpes & DK3MAFPE_UNDERFLOW)) { fputs("UNDERFLOW\n", dktrace_file()); } if (0 != (fpes & DK3MAFPE_INVALID)) { fputs("INVALID\n", dktrace_file()); } } #line 294 "dk3mafpe.ctr" } #endif dk3_ma_fpe_t dk3mafpe_get(void) { #if DK3_ON_WINDOWS #if DK3_HAVE__CLEARFP #if TRACE_DEBUG dk3_ma_fpe_t back; back = _statusfp(); dk3mafpe_debug(back); return back; #else return (_statusfp()); #endif #else return 0; #endif #else #if DK3_HAVE_FETESTEXCEPT #if TRACE_DEBUG dk3_ma_fpe_t back; back = fetestexcept(FE_ALL_EXCEPT); dk3mafpe_debug(back); return back; #else return (fetestexcept(FE_ALL_EXCEPT)); #endif #else return 0; #endif #endif } void dk3mafpe_clear(void) { #if DK3_ON_WINDOWS #if DK3_HAVE__CLEARFP (void)_clearfp(); #else #endif #else #if DK3_HAVE_FETESTEXCEPT feclearexcept(FE_ALL_EXCEPT); #else #endif #endif } dk3_ma_fpe_t dk3mafpe_get_and_clear(void) { #if DK3_ON_WINDOWS #if DK3_HAVE__CLEARFP #if TRACE_DEBUG dk3_ma_fpe_t back; back = _clearfp(); dk3mafpe_debug(back); return back; #else return (_clearfp()); #endif #else return 0; #endif #else #if DK3_HAVE_FETESTEXCEPT dk3_ma_fpe_t back; back = fetestexcept(FE_ALL_EXCEPT); feclearexcept(FE_ALL_EXCEPT); #if TRACE_DEBUG dk3mafpe_debug(back); #endif return back; #else return 0; #endif #endif } int dk3mafpe_get_handling_type(void) { #if DK3_ON_WINDOWS #if DK3_HAVE__CLEARFP return DK3_MA_FPE_HANDLING_CLEARFP; #else return DK3_MA_FPE_HANDLING_NONE; #endif #else #if DK3_HAVE_FETESTEXCEPT return DK3_MA_FPE_HANDLING_FETESTEXCEPT; #else return DK3_MA_FPE_HANDLING_NONE; #endif #endif } int dk3mafpe_isfinite(double x) { #if DK3_ON_WINDOWS int back = 0; if (_finite(x)) { back = 1; } return back; #else #if DK3_HAVE_ISFINITE int back = 0; if (isfinite(x)) { back = 1; } return back; #else #error "No function or macro isfinite(x) available!" return 1; #endif #endif } int dk3mafpe_isnormal(double x) { #if DK3_ON_WINDOWS int back = 0; if (_finite(x)) { back = 1; switch (_fpclass(x)) { case _FPCLASS_ND: case _FPCLASS_PD: { back = 0; } break; } } return back; #else #if DK3_HAVE_ISNORMAL int back = 0; if (isnormal(x)) { back = 1; } return back; #else #error "No function or macro isnormal(x) available!" return 1; #endif #endif }