| /* |
| * This file is part of FFmpeg. |
| * |
| * FFmpeg 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. |
| * |
| * FFmpeg 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 FFmpeg; if not, write to the Free Software |
| * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
| */ |
| |
| #include <math.h> |
| |
| #define FUN(name, type, op) \ |
| type name(type x, type y) \ |
| { \ |
| if (fpclassify(x) == FP_NAN) return y; \ |
| if (fpclassify(y) == FP_NAN) return x; \ |
| return x op y ? x : y; \ |
| } |
| |
| FUN(fmin, double, <) |
| FUN(fmax, double, >) |
| FUN(fminf, float, <) |
| FUN(fmaxf, float, >) |
| |
| long double fmodl(long double x, long double y) |
| { |
| return fmod(x, y); |
| } |
| |
| long double scalbnl(long double x, int exp) |
| { |
| return scalbn(x, exp); |
| } |
| |
| long double copysignl(long double x, long double y) |
| { |
| return copysign(x, y); |
| } |