2 * Copyright (c) 1991, 1993
3 * The Regents of the University of California. All rights reserved.
5 * This code is derived from software contributed to Berkeley by
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
11 * 1. Redistributions of source code must retain the above copyright
12 * notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in the
15 * documentation and/or other materials provided with the distribution.
16 * 4. Neither the name of the University nor the names of its contributors
17 * may be used to endorse or promote products derived from this software
18 * without specific prior written permission.
20 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
21 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
24 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
25 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
26 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
27 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
28 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
29 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
34 static char copyright[] =
35 "@(#) Copyright (c) 1991, 1993\n\
36 The Regents of the University of California. All rights reserved.\n";
39 #if defined(LIBC_SCCS) && !defined(lint)
40 static char sccsid[] = "@(#)tdel.c 8.1 (Berkeley) 6/4/93";
41 #endif /* LIBC_SCCS and not lint */
42 #include <sys/cdefs.h>
43 __FBSDID("$FreeBSD$");
45 #include <sys/types.h>
51 #define MAXWORDS 25000 /* # of elements in search table */
53 /* Usage: thash pagesize fillfactor file */
70 ctl.bsize = atoi(*argv++);
71 ctl.ffactor = atoi(*argv++);
72 ctl.cachesize = 1024 * 1024; /* 1 MEG */
75 if (!(dbp = dbopen( NULL, O_CREAT|O_RDWR, 0400, DB_HASH, &ctl))) {
77 fprintf(stderr, "cannot create: hash table size %d)\n",
84 while ( fgets(wp1, 8192, stdin) &&
85 fgets(wp2, 8192, stdin) &&
88 * put info in structure, and structure in the item
90 key.size = strlen(wp1);
91 item.size = strlen(wp2);
94 * enter key/data pair into the table
96 if ((dbp->put)(dbp, &key, &item, R_NOOVERWRITE) != NULL) {
97 fprintf(stderr, "cannot enter: key %s\n",
104 fp = fopen ( argv[0], "r");
106 while ( fgets(wp1, 8192, fp) &&
107 fgets(wp2, 8192, fp) &&
109 key.size = strlen(wp1);
110 stat = (dbp->del)(dbp, &key, 0);
112 fprintf ( stderr, "Error retrieving %s\n", key.data );