1/* s_ldexpl.c -- long double version of s_ldexp.c.
2 * Conversion to long double by Ulrich Drepper,
3 * Cygnus Support, drepper@cygnus.com.
4 */
5
6/*
7 * ====================================================
8 * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved.
9 *
10 * Developed at SunPro, a Sun Microsystems, Inc. business.
11 * Permission to use, copy, modify, and distribute this
12 * software is freely granted, provided that this notice
13 * is preserved.
14 * ====================================================
15 */
16
17#if defined(LIBM_SCCS) && !defined(lint)
18static char rcsid[] = "$NetBSD: $";
19#endif
20
21#include <math.h>
22#include <math_private.h>
23#include <errno.h>
24
25long double __ldexpl(long double value, int exp)
26{
27 if(!isfinite(value)||value==0.0) return value + value;
28 value = __scalbnl(value,exp);
29 if(!isfinite(value)||value==0.0) __set_errno (ERANGE);
30 return value;
31}
32weak_alias (__ldexpl, ldexpl)
33weak_alias (__ldexpl, scalbnl)
34