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authorUlrich Drepper <drepper@redhat.com>2001-02-17 01:47:54 +0000
committerUlrich Drepper <drepper@redhat.com>2001-02-17 01:47:54 +0000
commite275093526937799cdc38d11696ce19a9bce22c4 (patch)
tree33262c29a0b759e21be916f5e4de0a7329830ff3 /sysdeps/generic/w_lgammal_r.c
parent78b385b834d450d4c633279eb26aba04d8aa509b (diff)
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Update.
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Diffstat (limited to 'sysdeps/generic/w_lgammal_r.c')
-rw-r--r--sysdeps/generic/w_lgammal_r.c52
1 files changed, 52 insertions, 0 deletions
diff --git a/sysdeps/generic/w_lgammal_r.c b/sysdeps/generic/w_lgammal_r.c
new file mode 100644
index 0000000000..71f5c005d0
--- /dev/null
+++ b/sysdeps/generic/w_lgammal_r.c
@@ -0,0 +1,52 @@
+/* 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)