1 /*-
2 * Copyright (c) 2012 Eitan Adler
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24 * SUCH DAMAGE.
25 *
26 * $FreeBSD$
27 */
28
29 #include <sys/cdefs.h>
30
31 #include "lib.h"
32 #include <err.h>
33
34 static const char message[] = "You appear to be using the newer pkg(1) tool on \
35 this system for package management, rather than the legacy package \
36 management tools (pkg_*). The legacy tools should no longer be used on \
37 this system.";
38
warnpkgng(void)39 void warnpkgng(void)
40 {
41 char pkgngpath[MAXPATHLEN + 1];
42 char *pkgngdir;
43 char *dontwarn;
44 int rc;
45
46 dontwarn = getenv("PKG_OLD_NOWARN");
47 if (dontwarn != NULL)
48 return;
49 pkgngdir = getenv("PKG_DBDIR");
50 if (pkgngdir == NULL)
51 pkgngdir = "/var/db/pkg";
52
53 rc = snprintf(pkgngpath, sizeof(pkgngpath), "%s/local.sqlite", pkgngdir);
54 if ((size_t)rc >= sizeof(pkgngpath)) {
55 warnx("path too long: %s/local.sqlite", pkgngdir);
56 return;
57 }
58
59 if (access(pkgngpath, F_OK) == 0)
60 warnx(message);
61 }
62