1 /* @(#)w_fmod.c 5.1 93/09/24 */ 2 /* 3 * ==================================================== 4 * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved. 5 * 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 9 * is preserved. 10 * ==================================================== 11 */ 12 13 #include <sys/cdefs.h> 14 __RCSID("$NetBSD: w_fmodl.c,v 1.4 2013/11/21 13:41:10 martin Exp $"); 15 16 /* 17 * wrapper fmodl(x,y) 18 */ 19 #include "namespace.h" 20 21 #include "math.h" 22 #include "math_private.h" 23 24 #ifdef __HAVE_LONG_DOUBLE 25 26 #ifdef __weak_alias 27 __weak_alias(fmodl, _fmodl) 28 #endif 29 30 long double 31 fmodl(long double x, long double y) /* wrapper fmod */ 32 { 33 #ifdef _IEEE_LIBM 34 return __ieee754_fmodl(x,y); 35 #else 36 long double z; 37 z = __ieee754_fmodl(x,y); 38 if(_LIB_VERSION == _IEEE_ ||isnan(y)||isnan(x)) return z; 39 if(y==0.0) { 40 return __kernel_standard(x,y,227); /* fmod(x,0) */ 41 } else 42 return z; 43 #endif 44 } 45 46 #endif 47