1 /* @(#)s_ldexp.c 5.1 93/09/24 */
3 * ====================================================
4 * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved.
6 * Developed at SunPro, a Sun Microsystems, Inc. business.
7 * Permission to use, copy, modify, and distribute this
8 * software is freely granted, provided that this notice
10 * ====================================================
13 #if defined(LIBM_SCCS) && !defined(lint)
14 static char rcsid
[] = "$NetBSD: s_ldexp.c,v 1.6 1995/05/10 20:47:40 jtc Exp $";
18 #include "math_private.h"
22 double __ldexp(double value
, int exp
)
24 double __ldexp(value
, exp
)
25 double value
; int exp
;
28 if(!__finite(value
)||value
==0.0) return value
;
29 value
= __scalbn(value
,exp
);
30 if(!__finite(value
)||value
==0.0) errno
= ERANGE
;
33 weak_alias (__ldexp
, ldexp
)