NetBSD/usr.sbin/kvm_mkdb/kvm_mkdb.c
1993-08-01 17:54:45 +00:00

116 lines
3.5 KiB
C

/*-
* Copyright (c) 1990 The Regents of the University of California.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the University of
* California, Berkeley and its contributors.
* 4. 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 BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#ifndef lint
char copyright[] =
"@(#) Copyright (c) 1990 The Regents of the University of California.\n\
All rights reserved.\n";
#endif /* not lint */
#ifndef lint
/*static char sccsid[] = "from: @(#)kvm_mkdb.c 5.11 (Berkeley) 4/27/91";*/
static char rcsid[] = "$Id: kvm_mkdb.c,v 1.4 1993/08/01 17:59:21 mycroft Exp $";
#endif /* not lint */
#include <sys/param.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <db.h>
#include <errno.h>
#include <stdio.h>
#include <string.h>
#include <paths.h>
char *tmp;
#define basename(cp) ((tmp=rindex((cp), '/')) ? tmp+1 : (cp))
main(argc, argv)
int argc;
char **argv;
{
extern int optind;
DB *db;
int ch;
char *nlistpath, *nlistname, dbtemp[MAXPATHLEN], dbname[MAXPATHLEN];
while ((ch = getopt(argc, argv, "")) != EOF)
switch((char)ch) {
case '?':
default:
usage();
}
argc -= optind;
argv += optind;
nlistpath = argc > 0 ? argv[0] : _PATH_UNIX;
nlistname = basename(nlistpath);
(void)sprintf(dbtemp, "%s/kvm_%s.tmp", _PATH_VARRUN, nlistname);
(void)sprintf(dbname, "%s/kvm_%s.db", _PATH_VARRUN, nlistname);
(void)umask(0);
db = dbopen(dbtemp, O_CREAT|O_RDWR|O_EXCL,
S_IRUSR|S_IWUSR|S_IRGRP|S_IROTH, DB_HASH, NULL);
if (!db) {
(void)fprintf(stderr,
"kvm_mkdb: %s: %s\n", dbtemp, strerror(errno));
exit(1);
}
create_knlist(nlistpath, db);
(void)(db->close)(db);
if (rename(dbtemp, dbname)) {
(void)fprintf(stderr, "kvm_mkdb: %s to %s: %s.\n",
dbtemp, dbname, strerror(errno));
exit(1);
}
exit(0);
}
error(n)
char *n;
{
int sverr;
sverr = errno;
(void)fprintf(stderr, "kvm_mkdb: ");
if (n)
(void)fprintf(stderr, "%s: ", n);
(void)fprintf(stderr, "%s\n", strerror(sverr));
exit(1);
}
usage()
{
(void)fprintf(stderr, "usage: kvm_mkdb [file]\n");
exit(1);
}