diff options
Diffstat (limited to 'libm/w_fmod.c')
-rw-r--r-- | libm/w_fmod.c | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/libm/w_fmod.c b/libm/w_fmod.c new file mode 100644 index 000000000..67bea8c58 --- /dev/null +++ b/libm/w_fmod.c @@ -0,0 +1,43 @@ +/* @(#)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. + * ==================================================== + */ + +#if defined(LIBM_SCCS) && !defined(lint) +static char rcsid[] = "$NetBSD: w_fmod.c,v 1.6 1995/05/10 20:48:55 jtc Exp $"; +#endif + +/* + * wrapper fmod(x,y) + */ + +#include "math.h" +#include "math_private.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 +} |