about summary refs log tree commit diff
path: root/math/w_acosl.c
diff options
context:
space:
mode:
authorUlrich Drepper <drepper@redhat.com>2005-12-14 15:06:39 +0000
committerUlrich Drepper <drepper@redhat.com>2005-12-14 15:06:39 +0000
commit9d13fb2413921c713f83efe331e8e4d219c62c6b (patch)
tree2d44d7ac45ab2d147eb8361bbff880c365aa8ad5 /math/w_acosl.c
parentb6ab06cef4670e02756bcdd4d2c33a49369a4346 (diff)
downloadglibc-9d13fb2413921c713f83efe331e8e4d219c62c6b.tar.gz
glibc-9d13fb2413921c713f83efe331e8e4d219c62c6b.tar.xz
glibc-9d13fb2413921c713f83efe331e8e4d219c62c6b.zip
Moved to csu/errno-loc.c.
Diffstat (limited to 'math/w_acosl.c')
-rw-r--r--math/w_acosl.c48
1 files changed, 48 insertions, 0 deletions
diff --git a/math/w_acosl.c b/math/w_acosl.c
new file mode 100644
index 0000000000..9ab4de899f
--- /dev/null
+++ b/math/w_acosl.c
@@ -0,0 +1,48 @@
+/* w_acosl.c -- long double version of w_acos.c.
+ * Conversion to long double by Ulrich Drepper,
+ * Cygnus Support, drepper@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: $";
+#endif
+
+/*
+ * wrap_acosl(x)
+ */
+
+#include <math.h>
+#include "math_private.h"
+
+
+#ifdef __STDC__
+	long double __acosl(long double x)	/* wrapper acos */
+#else
+	long double __acosl(x)			/* wrapper acos */
+	long double x;
+#endif
+{
+#ifdef _IEEE_LIBM
+	return __ieee754_acosl(x);
+#else
+	long double z;
+	z = __ieee754_acosl(x);
+	if(_LIB_VERSION == _IEEE_ || __isnanl(x)) return z;
+	if(fabsl(x)>1.0) {
+	        return __kernel_standard(x,x,201); /* acosl(|x|>1) */
+	} else
+	    return z;
+#endif
+}
+weak_alias (__acosl, acosl)