support/fdlibm/w_fmod.c
branchdirectory_structure_refactoring
changeset 1818 2e5ed72e7dfd
parent 986 a53b146a146d
child 2380 9195eccdcbd9
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/support/fdlibm/w_fmod.c	Thu Nov 15 22:10:02 2012 +0000
@@ -0,0 +1,39 @@
+
+/* @(#)w_fmod.c 1.3 95/01/18 */
+/*
+ * ====================================================
+ * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved.
+ *
+ * Developed at SunSoft, 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 "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
+}