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49 lines
1.2 KiB
C
49 lines
1.2 KiB
C
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/* w_hypotf.c -- float version of w_hypot.c.
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* Conversion to float by Ian Lance Taylor, Cygnus Support, ian@cygnus.com.
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*/
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/*
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* ====================================================
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* Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved.
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*
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* Developed at SunPro, a Sun Microsystems, Inc. business.
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* Permission to use, copy, modify, and distribute this
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* software is freely granted, provided that this notice
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* is preserved.
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* ====================================================
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*/
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#if defined(LIBM_SCCS) && !defined(lint)
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static char rcsid[] = "$NetBSD: w_hypotf.c,v 1.3 1995/05/10 20:49:09 jtc Exp $";
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#endif
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/*
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* wrapper hypotf(x,y)
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*/
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#include "math.h"
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#include "math_private.h"
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#ifdef __STDC__
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float __hypotf(float x, float y) /* wrapper hypotf */
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#else
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float __hypotf(x,y) /* wrapper hypotf */
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float x,y;
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#endif
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{
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#ifdef _IEEE_LIBM
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return __ieee754_hypotf(x,y);
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#else
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float z;
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z = __ieee754_hypotf(x,y);
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if(_LIB_VERSION == _IEEE_) return z;
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if((!__finitef(z))&&__finitef(x)&&__finitef(y))
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/* hypot overflow */
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return (float)__kernel_standard((double)x,(double)y,104);
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else
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return z;
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#endif
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}
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weak_alias (__hypotf, hypotf)
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