tcreat3.c revision 1573
11573Srgrimes/*-
21573Srgrimes * Copyright (c) 1991, 1993
31573Srgrimes *	The Regents of the University of California.  All rights reserved.
41573Srgrimes *
51573Srgrimes * This code is derived from software contributed to Berkeley by
61573Srgrimes * Margo Seltzer.
71573Srgrimes *
81573Srgrimes * Redistribution and use in source and binary forms, with or without
91573Srgrimes * modification, are permitted provided that the following conditions
101573Srgrimes * are met:
111573Srgrimes * 1. Redistributions of source code must retain the above copyright
121573Srgrimes *    notice, this list of conditions and the following disclaimer.
131573Srgrimes * 2. Redistributions in binary form must reproduce the above copyright
141573Srgrimes *    notice, this list of conditions and the following disclaimer in the
151573Srgrimes *    documentation and/or other materials provided with the distribution.
161573Srgrimes * 3. All advertising materials mentioning features or use of this software
171573Srgrimes *    must display the following acknowledgement:
181573Srgrimes *	This product includes software developed by the University of
191573Srgrimes *	California, Berkeley and its contributors.
201573Srgrimes * 4. Neither the name of the University nor the names of its contributors
211573Srgrimes *    may be used to endorse or promote products derived from this software
221573Srgrimes *    without specific prior written permission.
231573Srgrimes *
241573Srgrimes * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
251573Srgrimes * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
261573Srgrimes * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
271573Srgrimes * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
281573Srgrimes * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
291573Srgrimes * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
301573Srgrimes * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
311573Srgrimes * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
321573Srgrimes * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
331573Srgrimes * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
341573Srgrimes * SUCH DAMAGE.
351573Srgrimes */
361573Srgrimes
371573Srgrimes#ifndef lint
381573Srgrimesstatic char copyright[] =
391573Srgrimes"@(#) Copyright (c) 1991, 1993\n\
401573Srgrimes	The Regents of the University of California.  All rights reserved.\n";
411573Srgrimes#endif /* not lint */
421573Srgrimes
431573Srgrimes#ifndef lint
441573Srgrimesstatic char sccsid[] = "@(#)tcreat3.c	8.1 (Berkeley) 6/4/93";
451573Srgrimes#endif /* not lint */
461573Srgrimes
471573Srgrimes#include <sys/types.h>
481573Srgrimes#include <sys/file.h>
491573Srgrimes#include <stdio.h>
501573Srgrimes#include <db.h>
511573Srgrimes
521573Srgrimes#define INITIAL	25000
531573Srgrimes#define MAXWORDS    25000	       /* # of elements in search table */
541573Srgrimes
551573Srgrimeschar	wp1[8192];
561573Srgrimeschar	wp2[8192];
571573Srgrimesmain(argc, argv)
581573Srgrimeschar **argv;
591573Srgrimes{
601573Srgrimes	DBT item, key;
611573Srgrimes	DB	*dbp;
621573Srgrimes	HASHINFO ctl;
631573Srgrimes	FILE *fp;
641573Srgrimes	int	trash;
651573Srgrimes
661573Srgrimes	int i = 0;
671573Srgrimes
681573Srgrimes	argv++;
691573Srgrimes	ctl.hash = NULL;
701573Srgrimes	ctl.bsize = atoi(*argv++);
711573Srgrimes	ctl.ffactor = atoi(*argv++);
721573Srgrimes	ctl.nelem = atoi(*argv++);
731573Srgrimes	ctl.lorder = 0;
741573Srgrimes	if (!(dbp = dbopen( "hashtest",
751573Srgrimes	    O_CREAT|O_TRUNC|O_RDWR, 0600, DB_HASH, &ctl))){
761573Srgrimes		/* create table */
771573Srgrimes		fprintf(stderr, "cannot create: hash table (size %d)\n",
781573Srgrimes			INITIAL);
791573Srgrimes		exit(1);
801573Srgrimes	}
811573Srgrimes
821573Srgrimes	key.data = wp1;
831573Srgrimes	item.data = wp2;
841573Srgrimes	while ( fgets(wp1, 8192, stdin) &&
851573Srgrimes		fgets(wp2, 8192, stdin) &&
861573Srgrimes		i++ < MAXWORDS) {
871573Srgrimes/*
881573Srgrimes* put info in structure, and structure in the item
891573Srgrimes*/
901573Srgrimes		key.size = strlen(wp1);
911573Srgrimes		item.size = strlen(wp2);
921573Srgrimes
931573Srgrimes/*
941573Srgrimes * enter key/data pair into the table
951573Srgrimes */
961573Srgrimes		if ((dbp->put)(dbp, &key, &item, R_NOOVERWRITE) != NULL) {
971573Srgrimes			fprintf(stderr, "cannot enter: key %s\n",
981573Srgrimes				item.data);
991573Srgrimes			exit(1);
1001573Srgrimes		}
1011573Srgrimes	}
1021573Srgrimes
1031573Srgrimes	(dbp->close)(dbp);
1041573Srgrimes	exit(0);
1051573Srgrimes}
106