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/* sf_ldexp.c -- float version of s_ldexp.c.

 * Conversion to float by Ian Lance Taylor, Cygnus Support, ian@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.

 * ====================================================

 */

#include "fdlibm.h"

#include <errno.h>

#ifdef __STDC__

        float ldexpf(float value, int exp)

#else

        float ldexpf(value, exp)

        float value; int exp;

#endif

{

        if(!finitef(value)||value==(float)0.0) return value;

        value = scalbnf(value,exp);

        if(!finitef(value)||value==(float)0.0) errno = ERANGE;

        return value;

}

#ifdef _DOUBLE_IS_32BITS

#ifdef __STDC__

        double ldexp(double value, int exp)

#else

        double ldexp(value, exp)

        double value; int exp;

#endif

{

        return (double) ldexpf((float) value, exp);

}

#endif /* defined(_DOUBLE_IS_32BITS) */