From 8b1fadd6a89f12cbc81c5d621a75b91dd9eedec2 Mon Sep 17 00:00:00 2001
From: Pixel <pixel@nobis-crew.org>
Date: Sat, 5 Feb 2011 11:06:07 -0800
Subject: Adding Sun's fdlibm, and libnix's scanf, tweaked to become an xscanf.
 Adding a few more libc inlined also.

---
 libm/src/w_j1.c | 66 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 66 insertions(+)
 create mode 100644 libm/src/w_j1.c

(limited to 'libm/src/w_j1.c')

diff --git a/libm/src/w_j1.c b/libm/src/w_j1.c
new file mode 100644
index 0000000..3bcb466
--- /dev/null
+++ b/libm/src/w_j1.c
@@ -0,0 +1,66 @@
+
+/* @(#)w_j1.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 of j1,y1 
+ */
+
+#include "fdlibm.h"
+
+#ifdef __STDC__
+	double j1(double x)		/* wrapper j1 */
+#else
+	double j1(x)			/* wrapper j1 */
+	double x;
+#endif
+{
+#ifdef _IEEE_LIBM
+	return __ieee754_j1(x);
+#else
+	double z;
+	z = __ieee754_j1(x);
+	if(_LIB_VERSION == _IEEE_ || isnan(x) ) return z;
+	if(fabs(x)>X_TLOSS) {
+	        return __kernel_standard(x,x,36); /* j1(|x|>X_TLOSS) */
+	} else
+	    return z;
+#endif
+}
+
+#ifdef __STDC__
+	double y1(double x)		/* wrapper y1 */
+#else
+	double y1(x)			/* wrapper y1 */
+	double x;
+#endif
+{
+#ifdef _IEEE_LIBM
+	return __ieee754_y1(x);
+#else
+	double z;
+	z = __ieee754_y1(x);
+	if(_LIB_VERSION == _IEEE_ || isnan(x) ) return z;
+        if(x <= 0.0){
+                if(x==0.0)
+                    /* d= -one/(x-x); */
+                    return __kernel_standard(x,x,10);
+                else
+                    /* d = zero/(x-x); */
+                    return __kernel_standard(x,x,11);
+        }
+	if(x>X_TLOSS) {
+	        return __kernel_standard(x,x,37); /* y1(x>X_TLOSS) */
+	} else
+	    return z;
+#endif
+}
-- 
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