4.3BSD-Reno/src/lib/libpc/INCT.c

/*-
 * Copyright (c) 1979 The Regents of the University of California.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms are permitted
 * provided that: (1) source distributions retain this entire copyright
 * notice and comment, and (2) distributions including binaries display
 * the following acknowledgement:  ``This product includes software
 * developed by the University of California, Berkeley and its contributors''
 * in the documentation or other materials provided with the distribution
 * and in all advertising materials mentioning features or use of this
 * software. Neither the name of the University nor the names of its
 * contributors may be used to endorse or promote products derived
 * from this software without specific prior written permission.
 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
 * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
 */

#ifndef lint
static char sccsid[] = "@(#)INCT.c	1.3 (Berkeley) 4/9/90";
#endif /* not lint */

#include "h00vars.h"

bool
INCT(element, paircnt, singcnt, data)

	register long	element;	/* element to find */
	long		paircnt;	/* number of pairs to check */
	long		singcnt;	/* number of singles to check */
	long		data;		/* paircnt plus singcnt bounds */
{
	register long	*dataptr = &data;
	register int	cnt;

	for (cnt = 0; cnt < paircnt; cnt++) {
		if (element > *dataptr++) {
			dataptr++;
			continue;
		}
		if (element >= *dataptr++) {
			return TRUE;
		}
	}
	for (cnt = 0; cnt < singcnt; cnt++) {
		if (element == *dataptr++) {
			return TRUE;
		}
	}
	return FALSE;
}