mirror of
https://github.com/KolibriOS/kolibrios.git
synced 2024-12-21 14:22:34 +03:00
75 lines
1.6 KiB
C
75 lines
1.6 KiB
C
/* wf_remainder.c -- float version of w_remainder.c.
|
|
* Conversion to float by Ian Lance Taylor, Cygnus Support, ian@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 remainderf(x,p)
|
|
*/
|
|
|
|
#include "fdlibm.h"
|
|
#include <errno.h>
|
|
|
|
#ifdef __STDC__
|
|
float remainderf(float x, float y) /* wrapper remainder */
|
|
#else
|
|
float remainderf(x,y) /* wrapper remainder */
|
|
float x,y;
|
|
#endif
|
|
{
|
|
#ifdef _IEEE_LIBM
|
|
return __ieee754_remainderf(x,y);
|
|
#else
|
|
float z;
|
|
struct exception exc;
|
|
z = __ieee754_remainderf(x,y);
|
|
if(_LIB_VERSION == _IEEE_ || isnan(y)) return z;
|
|
if(y==(float)0.0) {
|
|
/* remainderf(x,0) */
|
|
exc.type = DOMAIN;
|
|
exc.name = "remainderf";
|
|
exc.err = 0;
|
|
exc.arg1 = (double)x;
|
|
exc.arg2 = (double)y;
|
|
exc.retval = 0.0/0.0;
|
|
if (_LIB_VERSION == _POSIX_)
|
|
errno = EDOM;
|
|
else if (!matherr(&exc)) {
|
|
errno = EDOM;
|
|
}
|
|
if (exc.err != 0)
|
|
errno = exc.err;
|
|
return (float)exc.retval;
|
|
} else
|
|
return z;
|
|
#endif
|
|
}
|
|
|
|
#ifdef _DOUBLE_IS_32BITS
|
|
|
|
#ifdef __STDC__
|
|
double remainder(double x, double y)
|
|
#else
|
|
double remainder(x,y)
|
|
double x,y;
|
|
#endif
|
|
{
|
|
return (double) remainderf((float) x, (float) y);
|
|
}
|
|
|
|
#endif /* defined(_DOUBLE_IS_32BITS) */
|
|
|
|
|
|
|
|
|