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authorJakub Jelinek <jakub@redhat.com>2005-12-19 12:11:38 +0000
committerJakub Jelinek <jakub@redhat.com>2005-12-19 12:11:38 +0000
commit2c6cfe6853a30deb4af842aacc924fa298d0521a (patch)
tree7fcc409e499bb8e3d96522f7fc2393fc10e53db2 /math/w_lgammal_r.c
parent3ccb96cd41b38d0159bdf8aad229c3599864c65d (diff)
Updated to fedora-glibc-20051219T1003cvs/fedora-glibc-2_3_90-19
Diffstat (limited to 'math/w_lgammal_r.c')
-rw-r--r--math/w_lgammal_r.c52
1 files changed, 52 insertions, 0 deletions
diff --git a/math/w_lgammal_r.c b/math/w_lgammal_r.c
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+/* w_lgammal_r.c -- long double version of w_lgamma_r.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 long double lgammal_r(long double x, int *signgamp)
+ */
+
+#include <math.h>
+#include "math_private.h"
+
+
+#ifdef __STDC__
+ long double __lgammal_r(long double x, int *signgamp)
+ /* wrapper lgamma_r */
+#else
+ long double __lgammal_r(x,signgamp) /* wrapper lgamma_r */
+ long double x; int *signgamp;
+#endif
+{
+#ifdef _IEEE_LIBM
+ return __ieee754_lgammal_r(x,signgamp);
+#else
+ long double y;
+ y = __ieee754_lgammal_r(x,signgamp);
+ if(_LIB_VERSION == _IEEE_) return y;
+ if(!__finitel(y)&&__finitel(x)) {
+ if(__floorl(x)==x&&x<=0.0)
+ return __kernel_standard(x,x,215); /* lgamma pole */
+ else
+ return __kernel_standard(x,x,214); /* lgamma overflow */
+ } else
+ return y;
+#endif
+}
+weak_alias (__lgammal_r, lgammal_r)