xref: /illumos-gate/usr/src/cmd/svr4pkg/pkginstall/backup.c (revision f37b3cbb6f67aaea5eec1c335bdc7bf432867d64)
1 /*
2  * CDDL HEADER START
3  *
4  * The contents of this file are subject to the terms of the
5  * Common Development and Distribution License (the "License").
6  * You may not use this file except in compliance with the License.
7  *
8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9  * or http://www.opensolaris.org/os/licensing.
10  * See the License for the specific language governing permissions
11  * and limitations under the License.
12  *
13  * When distributing Covered Code, include this CDDL HEADER in each
14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15  * If applicable, add the following below this CDDL HEADER, with the
16  * fields enclosed by brackets "[]" replaced with your own identifying
17  * information: Portions Copyright [yyyy] [name of copyright owner]
18  *
19  * CDDL HEADER END
20  */
21 
22 /*
23  * Copyright 1993 Sun Microsystems, Inc.  All rights reserved.
24  * Use is subject to license terms.
25  */
26 
27 /* Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */
28 /* All Rights Reserved */
29 
30 
31 #include <stdio.h>
32 #include <locale.h>
33 #include <libintl.h>
34 #include <pkglib.h>
35 
36 extern char	savlog[];
37 extern int	warnflag;
38 
39 void
40 backup(char *path, int mode)
41 {
42 	static int	count = 0;
43 	static FILE	*fp;
44 
45 	/* mode probably used in the future */
46 	if (count++ == 0) {
47 		if ((fp = fopen(savlog, "w")) == NULL) {
48 			logerr(gettext("WARNING: unable to open logfile <%s>"),
49 			    savlog);
50 			warnflag++;
51 		}
52 	}
53 
54 	if (fp == NULL)
55 		return;
56 
57 	(void) fprintf(fp, "%s%s", path, mode ? "\n" :
58 	    gettext(" <attributes only>\n"));
59 	/* we don't really back anything up; we just log the pathname */
60 }
61