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Diffstat (limited to 'src/math/e_scalb.c')
-rw-r--r-- | src/math/e_scalb.c | 35 |
1 files changed, 0 insertions, 35 deletions
diff --git a/src/math/e_scalb.c b/src/math/e_scalb.c deleted file mode 100644 index cee2b44f..00000000 --- a/src/math/e_scalb.c +++ /dev/null @@ -1,35 +0,0 @@ - -/* @(#)e_scalb.c 1.3 95/01/18 */ -/* - * ==================================================== - * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved. - * - * Developed at SunSoft, a Sun Microsystems, Inc. business. - * Permission to use, copy, modify, and distribute this - * software is freely granted, provided that this notice - * is preserved. - * ==================================================== - */ - -/* - * scalb(x, fn) is provide for - * passing various standard test suite. One - * should use scalbn() instead. - */ - -#include <math.h> -#include "math_private.h" - -double -scalb(double x, double fn) -{ - if (isnan(x)||isnan(fn)) return x*fn; - if (!isfinite(fn)) { - if(fn>0.0) return x*fn; - else return x/(-fn); - } - if (rint(fn)!=fn) return (fn-fn)/(fn-fn); - if ( fn > 65000.0) return scalbn(x, 65000); - if (-fn > 65000.0) return scalbn(x,-65000); - return scalbn(x,(int)fn); -} |