2.5-18.1

1 files changed, 48 insertions, 0 deletions

diff --git a/math/w_hypotf.c b/math/w_hypotf.c
new file mode 100644
index 0000000000..b6be39e39f
--- /dev/null
+++ b/math/w_hypotf.c
@@ -0,0 +1,48 @@
+/* w_hypotf.c -- float version of w_hypot.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.
+ * ====================================================
+ */
+
+#if defined(LIBM_SCCS) && !defined(lint)
+static char rcsid[] = "$NetBSD: w_hypotf.c,v 1.3 1995/05/10 20:49:09 jtc Exp $";
+#endif
+
+/*
+ * wrapper hypotf(x,y)
+ */
+
+#include <math.h>
+#include "math_private.h"
+
+
+#ifdef __STDC__
+	float __hypotf(float x, float y)	/* wrapper hypotf */
+#else
+	float __hypotf(x,y)		/* wrapper hypotf */
+	float x,y;
+#endif
+{
+#ifdef _IEEE_LIBM
+	return __ieee754_hypotf(x,y);
+#else
+	float z;
+	z = __ieee754_hypotf(x,y);
+	if(_LIB_VERSION == _IEEE_) return z;
+	if((!__finitef(z))&&__finitef(x)&&__finitef(y))
+	    /* hypot overflow */
+	    return (float)__kernel_standard((double)x,(double)y,104);
+	else
+	    return z;
+#endif
+}
+weak_alias (__hypotf, hypotf)