| /* Wrapper for __log1pl that handles setting errno. |
| Copyright (C) 2015 Free Software Foundation, Inc. |
| This file is part of the GNU C Library. |
| |
| 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 |
| <http://www.gnu.org/licenses/>. */ |
| |
| #include <errno.h> |
| #include <math.h> |
| #include <math_private.h> |
| |
| long double |
| __w_log1pl (long double x) |
| { |
| if (__glibc_unlikely (islessequal (x, -1.0L))) |
| { |
| if (x == -1.0L) |
| __set_errno (ERANGE); |
| else |
| __set_errno (EDOM); |
| } |
| |
| return __log1pl (x); |
| } |
| weak_alias (__w_log1pl, log1pl) |