1 /* @(#)w_remainder.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 #if defined(LIBM_SCCS) && !defined(lint) 15 __RCSID("$NetBSD: w_remainder.c,v 1.8 1999/07/02 15:37:45 simonb Exp $"); 16 #endif 17 18 /* 19 * wrapper remainder(x,p) 20 */ 21 22 #include "math.h" 23 #include "math_private.h" 24 25 #ifdef __STDC__ 26 double remainder(double x, double y) /* wrapper remainder */ 27 #else 28 double remainder(x,y) /* wrapper remainder */ 29 double x,y; 30 #endif 31 { 32 #ifdef _IEEE_LIBM 33 return __ieee754_remainder(x,y); 34 #else 35 double z; 36 z = __ieee754_remainder(x,y); 37 if(_LIB_VERSION == _IEEE_ || isnan(y)) return z; 38 if(y==0.0) 39 return __kernel_standard(x,y,28); /* remainder(x,0) */ 40 else 41 return z; 42 #endif 43 } 44