[luau] Next up, back up

[Nakashima]

On Wednesday, October 8, 2003, at 03:27  AM, 
Tom_Gordon/RISE/HIDOE at notes.k12.hi.us wrote:

> change -cf to -Pcf, this makes the paths absolute (leading slash not
> removed).

Thanks Tom,
However, can you be more specific?
Are you saying to just replace all instances of -cf to -Pcf?
I'm confused about the leading slashes.

> #!/bin/sh
> # full and incremental backup script
> # created 07 February 2000
> # Based on a script by Daniel O'Callaghan <danny at freebsd.org>
> # and modified by Gerhard Mourani <gmourani at videotron.ca>
>
> # Change the 5 variables below to fit your computer/backup
>
> COMPUTER=liholiho-ltsp1                 # name of this computer
> DIRECTORIES="/home"                     # directoris to backup
> BACKUPDIR=/backups                      # where to store the backups
> TIMEDIR=/backups/last-full              # where to store time of full
> backup
> TAR=/bin/tar                            # name and locaction of tar
>
> # You should not have to change anything below here
>
> PATH=/usr/local/bin:/usr/bin:/bin
> DOW=`date +%a`                          # Day of the week e.g. Mon
> DOM=`date +%d`                          # Date of the Month e.g. 27
> DM=`date +%d%b`                         # Date and Month e.g. 27Sep
>
> # On the 1st of the month a permanet full backup is made
> # Every Sunday a full backup is made - overwriting last Sundays backup
> # The rest of the time an incremental backup is made. Each incremental
> # backup overwrites last weeks incremental backup of the same name.
> #
> # if NEWER = "", then tar backs up all files in the directories
> # otherwise it backs up files newer than the NEWER date. NEWER
> # gets it date from the file written every Sunday.
>
> # Monthly full backup
> if [ $DOM = "01" ]; then
>          NEWER=""
>          $TAR $NEWER -cf $BACKUPDIR/$COMPUTER-$DM.tar $DIRECTORIES
> fi
>
> # Weekly full backup
> if [ $DOW = "Sun" ]; then
>          NEWER=""
>          NOW=`date +%d-%b`
>
>          # Update full backup date
>          echo $NOW > $TIMEDIR/$COMPUTER-full-date
>          $TAR $NEWER -cf $BACKUPDIR/$COMPUTER-$DOW.tar $DIRECTORIES
>
> # Make incremental backup - overwrite last weeks
> else
>
>          # Get date of last full backup
>          NEWER="--newer `cat $TIMEDIR/$COMPUTER-full-date`"
>          $TAR $NEWER -cf $BACKUPDIR/$COMPUTER-$DOW.tar $DIRECTORIES
> fi