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-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
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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