Update copyright years.

[chaz/tar] / scripts / backup.sh.in

diff --git a/scripts/backup.sh.in b/scripts/backup.sh.in
index 9999517d7eea639d9d91345574c85d2145cd16f4..9977ec25374f53b8ed3edaacb5f08b527945503c 100644 (file)
--- a/scripts/backup.sh.in
+++ b/scripts/backup.sh.in
@@ -1,21 +1,22 @@
 #! /bin/sh
-# This program is part of GNU tar
-# Copyright 2004, 2005, Free Software Foundation
-#
-# This program is free software; you can redistribute it and/or modify
+# Make backups.
+
+# Copyright 2004-2006, 2013-2014 Free Software Foundation, Inc.
+
+# This file is part of GNU tar.
+
+# GNU tar is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 1, or (at your option)
-# any later version.
-#
-# This program is distributed in the hope that it will be useful,
+# the Free Software Foundation; either version 3 of the License, or
+# (at your option) any later version.
+
+# GNU tar is distributed in the hope that it will be useful,
 # but WITHOUT ANY WARRANTY; without even the implied warranty of
 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 # GNU General Public License for more details.
-#
+
 # You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the Free Software
-# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
-# 02110-1301, USA.
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 PROGNAME=`basename $0`
 CONFIGPATH="$SYSCONFDIR/backup"
@@ -48,7 +49,7 @@ MT_REWIND=mt_rewind
 MT_OFFLINE=mt_offline
 MT_STATUS=mt_status
 
-# Insure `mail' is in PATH.
+# Insure 'mail' is in PATH.
 PATH="/usr/ucb:${PATH}"
 export PATH
 # Put startdate in the subject line of mailed report, since if it happens
@@ -78,7 +79,7 @@ bailout() {
 
 # Return current date
 now() {
-#IF_DATE_FORMAT_OK     
+#IF_DATE_FORMAT_OK
        date +%Y-%m-%d
 #ELSE_DATE_FORMAT_OK
         LC_ALL=C date | \
@@ -108,7 +109,7 @@ test_root() {
 
 root_fs() {
     echo "${ROOT_FS}$1" | tr -s /
-}    
+}
 
 advice() {
     echo "Directory $1 is not found." >&2
@@ -139,7 +140,7 @@ init_common() {
            advice $LOGPATH
            exit 1
        fi
-    fi 
+    fi
     # Get the values of BACKUP_DIRS, BACKUP_FILES, and other variables.
     if [ ! -r $CONFIGFILE ]; then
        echo "$PROGNAME: cannot read $CONFIGFILE. Stop." >&2
@@ -151,7 +152,7 @@ init_common() {
 
     test_root
 
-    if [ x"${ADMINISTRATOR}" = x ]; then 
+    if [ x"${ADMINISTRATOR}" = x ]; then
        bailout "ADMINISTRATOR not defined"
     fi
 
@@ -159,7 +160,7 @@ init_common() {
     [ x"$SLEEP_TIME" = x ] && SLEEP_TIME=60
 
     if [ x$VOLNO_FILE = x ]; then
-       bailout "VOLNO_FILE not specified" 
+       bailout "VOLNO_FILE not specified"
     fi
 
     if [ -r $DIRLIST ]; then
@@ -172,17 +173,18 @@ init_common() {
     if [ \( x"$BACKUP_DIRS" = x \) -a \( x"$BACKUP_FILES" = x \) ]; then
        bailout "Neither BACKUP_DIRS nor BACKUP_FILES specified"
     fi
-    if [ -n "$RSH" ]; then
+    if [ -z "$RSH" ]; then
        RSH=rsh
        MT_RSH_OPTION=
     else
        MT_RSH_OPTION="--rsh-command=$RSH"
     fi
-    if [ -n $TAPE_FILE ]; then
+    if [ -z "$TAPE_FILE" ]; then
        TAPE_FILE=/dev/tape
     fi
 
     # If TAPE_FILE is a remote device, update mt invocation accordingly
+    : ${MT:=mt}
     case $TAPE_FILE in
     *:*) MT="$MT $MT_RSH_OPTION";;
     *)   ;;
@@ -210,8 +212,8 @@ init_backup() {
        TAR_PART1="${TAR_PART1} --info-script='${DUMP_REMIND_SCRIPT}'"
     fi
     # Set logfile name
-    # Logfile name should be in the form  ``log-1993-03-18-level-0''
-    # They go in the directory `@sysconfdir@/log'.
+    # Logfile name should be in the form 'log-1993-03-18-level-0'
+    # They go in the directory '@sysconfdir@/log'.
     # i.e. year-month-date.  This format is useful for sorting by name, since
     # logfiles are intentionally kept online for future reference.
     LOGFILE="${LOGPATH}/log-`now`-level-${DUMP_LEVEL}"
@@ -252,7 +254,7 @@ wait_time() {
                    diff = 3600 * (time[1] - now[1]) + 60 * (time[2] - now[2]);
                    if (diff < 0)
                        diff += 3600 * 24
-                   print diff  
+                   print diff
                }'`"
        clear
        echo "${SLEEP_MESSAGE}"
@@ -304,7 +306,7 @@ backup_host() {
     if [ "z${localhost}" != "z$rhost" ] ; then
        $RSH "$rhost" ${TAR_PART1} -f "${localhost}:${TAPE_FILE}" $@
     else
-       # Using `sh -c exec' causes nested quoting and shell substitution
+       # Using 'sh -c exec' causes nested quoting and shell substitution
         # to be handled here in the same way rsh handles it.
         CMD="exec ${TAR_PART1} -f \"${TAPE_FILE}\" $@"
         message 10 "CMD: $CMD"
@@ -319,7 +321,7 @@ print_level() {
     else
        echo "Level ${1-$DUMP_LEVEL}"
     fi
-}      
+}
 
 prev_level() {
     print_level `expr $DUMP_LEVEL - 1` | tr A-Z a-z
@@ -338,22 +340,9 @@ remote_run() {
 
 license() {
     cat - <<EOF
-    This program is part of GNU tar
-    Copyright 2004, Free Software Foundation
-
-    This program is free software; you can redistribute it and/or modify
-    it under the terms of the GNU General Public License as published by
-    the Free Software Foundation; either version 1, or (at your option)
-    any later version.
-
-    This program is distributed in the hope that it will be useful,
-    but WITHOUT ANY WARRANTY; without even the implied warranty of
-    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-    GNU General Public License for more details.
-
-    You should have received a copy of the GNU General Public License
-    along with this program; if not, write to the Free Software
-    Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
-    02110-1301, USA.
+Copyright (C) 2013 Free Software Foundation, Inc.
+License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>.
+This is free software: you are free to change and redistribute it.
+There is NO WARRANTY, to the extent permitted by law.
 EOF
 }