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[glibc/history.git] / math / w_remainder.c
blob9d7a7c53830869cfdf51bf09ec5046f126a20b66
1 /* @(#)w_remainder.c 5.1 93/09/24 */
2 /*
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
9 * is preserved.
10 * ====================================================
13 #if defined(LIBM_SCCS) && !defined(lint)
14 static char rcsid[] = "$NetBSD: w_remainder.c,v 1.6 1995/05/10 20:49:44 jtc Exp $";
15 #endif
18 * wrapper remainder(x,p)
21 #include <math.h>
22 #include "math_private.h"
24 #ifdef __STDC__
25 double __remainder(double x, double y) /* wrapper remainder */
26 #else
27 double __remainder(x,y) /* wrapper remainder */
28 double x,y;
29 #endif
31 #ifdef _IEEE_LIBM
32 return __ieee754_remainder(x,y);
33 #else
34 double z;
35 z = __ieee754_remainder(x,y);
36 if(_LIB_VERSION == _IEEE_ || __isnan(y)) return z;
37 if(y==0.0)
38 return __kernel_standard(x,y,28); /* remainder(x,0) */
39 else
40 return z;
41 #endif
43 weak_alias (__remainder, remainder)
44 #ifdef NO_LONG_DOUBLE
45 strong_alias (__remainder, __remainderl)
46 weak_alias (__remainder, remainderl)
47 #endif