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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_exp10.c
parent * elf/elf.h: Revert last change. (diff)
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Updated to fedora-glibc-20051219T1003cvs/fedora-glibc-2_3_90-19
Diffstat (limited to 'math/w_exp10.c')
-rw-r--r--math/w_exp10.c51
1 files changed, 51 insertions, 0 deletions
diff --git a/math/w_exp10.c b/math/w_exp10.c
new file mode 100644
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+++ b/math/w_exp10.c
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+/* @(#)w_exp10.c
+ * Conversion to exp10 by Ulrich Drepper <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.
+ * ====================================================
+ */
+
+/*
+ * wrapper exp10(x)
+ */
+
+#include <math.h>
+#include "math_private.h"
+
+#ifdef __STDC__
+ double __exp10(double x) /* wrapper exp10 */
+#else
+ double __exp10(x) /* wrapper exp10 */
+ double x;
+#endif
+{
+#ifdef _IEEE_LIBM
+ return __ieee754_exp10(x);
+#else
+ double z;
+ z = __ieee754_exp10(x);
+ if(_LIB_VERSION == _IEEE_) return z;
+ if(!__finite(z) && __finite(x)) {
+ /* exp10 overflow (46) if x > 0, underflow (47) if x < 0. */
+ return __kernel_standard(x,x,46+!!__signbit(x));
+ }
+ return z;
+#endif
+}
+weak_alias (__exp10, exp10)
+strong_alias (__exp10, __pow10)
+weak_alias (__pow10, pow10)
+#ifdef NO_LONG_DOUBLE
+strong_alias (__exp10, __exp10l)
+weak_alias (__exp10, exp10l)
+strong_alias (__exp10l, __pow10l)
+weak_alias (__pow10l, pow10l)
+#endif