set default newlib dir's structure

git-svn-id: svn://kolibrios.org@4874 a494cfbc-eb01-0410-851d-a64ba20cac60

contrib/sdk/sources/newlib/libc/math/s_fmax.c

@@ -0,0 +1,52 @@
+/* Copyright (C) 2002 by  Red Hat, Incorporated. All rights reserved.
+ *
+ * Permission to use, copy, modify, and distribute this software
+ * is freely granted, provided that this notice is preserved.
+ */
+/*
+FUNCTION
+<<fmax>>, <<fmaxf>>--maximum
+INDEX
+	fmax
+INDEX
+	fmaxf
+
+ANSI_SYNOPSIS
+	#include <math.h>
+	double fmax(double <[x]>, double <[y]>);
+	float fmaxf(float <[x]>, float <[y]>);
+
+DESCRIPTION
+The <<fmax>> functions determine the maximum numeric value of their arguments.
+NaN arguments are treated as missing data:  if one argument is a NaN and the
+other numeric, then the <<fmax>> functions choose the numeric value.
+
+RETURNS
+The <<fmax>> functions return the maximum numeric value of their arguments.
+
+PORTABILITY
+ANSI C, POSIX.
+
+*/
+
+#include "fdlibm.h"
+
+#ifndef _DOUBLE_IS_32BITS
+
+#ifdef __STDC__
+	double fmax(double x, double y)
+#else
+	double fmax(x,y)
+	double x;
+	double y;
+#endif
+{
+  if (__fpclassifyd(x) == FP_NAN)
+    return y;
+  if (__fpclassifyd(y) == FP_NAN)
+    return x;
+  
+  return x > y ? x : y;
+}
+
+#endif /* _DOUBLE_IS_32BITS */