1/* Wrapper for __scalblnl handles setting errno.
2 Copyright (C) 2014-2016 Free Software Foundation, Inc.
3 This file is part of the GNU C Library.
4
5 The GNU C Library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Lesser General Public
7 License as published by the Free Software Foundation; either
8 version 2.1 of the License, or (at your option) any later version.
9
10 The GNU C Library is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 Lesser General Public License for more details.
14
15 You should have received a copy of the GNU Lesser General Public
16 License along with the GNU C Library; if not, see
17 <http://www.gnu.org/licenses/>. */
18
19#include <errno.h>
20#include <math.h>
21#include <math_private.h>
22
23long double
24__w_scalblnl (long double x, long int n)
25{
26 if (!isfinite (x) || x == 0.0L)
27 return x + x;
28
29 x = __scalblnl (x, n);
30
31 if (!isfinite (x) || x == 0.0L)
32 __set_errno (ERANGE);
33
34 return x;
35}
36weak_alias (__w_scalblnl, scalblnl)
37