source: trunk/sys/libm/w_fmod.c @ 57

/* @(#)w_fmod.c 5.1 93/09/24 */
/*
 * ====================================================
 * 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 fmod(x,y)
 */

#include <libm/fdlibm.h>


#ifdef __STDC__
        double fmod(double x, double y) /* wrapper fmod */
#else
        double fmod(x,y)                /* wrapper fmod */
        double x,y;
#endif
{
#ifdef _IEEE_LIBM
        return __ieee754_fmod(x,y);
#else
        double z;
        z = __ieee754_fmod(x,y);
        if(_LIB_VERSION == _IEEE_ ||isnan(y)||isnan(x)) return z;
        if(y==0.0) {
                return __kernel_standard(x,y,27); /* fmod(x,0) */
        } else
            return z;
#endif
}