/* s_ldexpf.c -- float version of s_ldexp.c. * Conversion to float by Ian Lance Taylor, Cygnus Support, ian@cygnus.com. */ /* * ==================================================== * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved. * * Developed at SunPro, a Sun Microsystems, Inc. business. * Permission to use, copy, modify, and distribute this * software is freely granted, provided that this notice * is preserved. * ==================================================== */ #if defined(LIBM_SCCS) && !defined(lint) static char rcsid[] = "$NetBSD: s_ldexpf.c,v 1.3 1995/05/10 20:47:42 jtc Exp $"; #endif #include <math.h> #include <math_private.h> #include <errno.h> float __ldexpf(float value, int exp) { if(!isfinite(value)||value==(float)0.0) return value; value = __scalbnf(value,exp); if(!isfinite(value)||value==(float)0.0) __set_errno (ERANGE); return value; } weak_alias (__ldexpf, ldexpf)