/* @(#)w_exp10.c * Conversion to exp10 by Ulrich Drepper <drepper@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. * ==================================================== */ /* * wrapper exp10(x) */ #include <math.h> #include "math_private.h" #ifdef __STDC__ double __exp10(double x) /* wrapper exp10 */ #else double __exp10(x) /* wrapper exp10 */ double x; #endif { #ifdef _IEEE_LIBM return __ieee754_exp10(x); #else double z; z = __ieee754_exp10(x); if(_LIB_VERSION == _IEEE_) return z; if(!__finite(z) && __finite(x)) { /* exp10 overflow (46) if x > 0, underflow (47) if x < 0. */ return __kernel_standard(x,x,46+!!__signbit(x)); } return z; #endif } weak_alias (__exp10, exp10) strong_alias (__exp10, __pow10) weak_alias (__pow10, pow10) #ifdef NO_LONG_DOUBLE strong_alias (__exp10, __exp10l) weak_alias (__exp10, exp10l) strong_alias (__exp10l, __pow10l) weak_alias (__pow10l, pow10l) #endif