aboutsummaryrefslogtreecommitdiff
path: root/math/w_acosl.c
diff options
context:
space:
mode:
authorUlrich Drepper <drepper@redhat.com>1999-07-14 00:54:57 +0000
committerUlrich Drepper <drepper@redhat.com>1999-07-14 00:54:57 +0000
commitabfbdde177c3a7155070dda1b2cdc8292054cc26 (patch)
treee021306b596381fbf8311d2b7eb294e918ff17c8 /math/w_acosl.c
parent86421aa57ecfd70963ae66848bd6a6dd3b8e0fe6 (diff)
downloadglibc-abfbdde177c3a7155070dda1b2cdc8292054cc26.tar
glibc-abfbdde177c3a7155070dda1b2cdc8292054cc26.tar.gz
glibc-abfbdde177c3a7155070dda1b2cdc8292054cc26.tar.bz2
glibc-abfbdde177c3a7155070dda1b2cdc8292054cc26.zip
Update.
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..cd9cecf2f9
--- /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)