summaryrefslogtreecommitdiff
path: root/math/w_acoshl.c
diff options
context:
space:
mode:
Diffstat (limited to 'math/w_acoshl.c')
-rw-r--r--math/w_acoshl.c47
1 files changed, 47 insertions, 0 deletions
diff --git a/math/w_acoshl.c b/math/w_acoshl.c
new file mode 100644
index 0000000000..ae67911ae5
--- /dev/null
+++ b/math/w_acoshl.c
@@ -0,0 +1,47 @@
+/* w_acoshl.c -- long double version of w_acosh.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
+
+/*
+ * wrapper acoshl(x)
+ */
+
+#include <math.h>
+#include "math_private.h"
+
+#ifdef __STDC__
+ long double __acoshl(long double x) /* wrapper acosh */
+#else
+ long double __acoshl(x) /* wrapper acosh */
+ long double x;
+#endif
+{
+#ifdef _IEEE_LIBM
+ return __ieee754_acoshl(x);
+#else
+ long double z;
+ z = __ieee754_acoshl(x);
+ if(_LIB_VERSION == _IEEE_ || __isnanl(x)) return z;
+ if(x<1.0) {
+ return __kernel_standard(x,x,229); /* acoshl(x<1) */
+ } else
+ return z;
+#endif
+}
+weak_alias (__acoshl, acoshl)