/*- * Copyright (c) 1979, 1993 * The Regents of the University of California. All rights reserved. * * %sccs.include.redist.c% */ #ifndef lint static char sccsid[] = "@(#)EXPO.c 8.1 (Berkeley) 06/06/93"; #endif /* not lint */ long EXPO(value) double value; { register int retval; register char *cp; char sign, buf[30]; extern char *index(); if (value == 0.0) return 0; sprintf(buf, "%.1e", value); cp = index(buf, 'e') + 1; sign = *cp++; retval = 0; while (*cp) retval = retval * 10 + *cp++ - '0'; return sign == '-' ? -retval : retval; }