21 lines
360 B
C
21 lines
360 B
C
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#ifndef lint
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static char sccsid[] = "@(#)ldexp.c 1.1 92/07/30 SMI";
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#endif
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/*
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* Copyright (c) 1986 by Sun Microsystems, Inc.
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*/
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#include <math.h>
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#include <errno.h>
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double ldexp(value, exp)
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double value; int exp;
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{
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if(!finite(value)||value==0.0) return value;
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value = scalbn(value,exp);
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if(!finite(value)||value==0.0) errno = ERANGE;
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return value;
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}
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