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_acosh.c | 39 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 39 insertions(+)
 create mode 100644 libm/src/w_acosh.c

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

diff --git a/libm/src/w_acosh.c b/libm/src/w_acosh.c
new file mode 100644
index 0000000..e9dbebc
--- /dev/null
+++ b/libm/src/w_acosh.c
@@ -0,0 +1,39 @@
+
+/* @(#)w_acosh.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 acosh(x)
+ */
+
+#include "fdlibm.h"
+
+#ifdef __STDC__
+	double acosh(double x)		/* wrapper acosh */
+#else
+	double acosh(x)			/* wrapper acosh */
+	double x;
+#endif
+{
+#ifdef _IEEE_LIBM
+	return __ieee754_acosh(x);
+#else
+	double z;
+	z = __ieee754_acosh(x);
+	if(_LIB_VERSION == _IEEE_ || isnan(x)) return z;
+	if(x<1.0) {
+	        return __kernel_standard(x,x,29); /* acosh(x<1) */
+	} else
+	    return z;
+#endif
+}
-- 
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