usr/src/cmd/svr4pkg/pkginstall/backup.c

   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 }