editb

##---- editb:    Edit file with archived backup##---- John Battles (C) 2005 - License GPL 2 capgadget@gmail.com##---- Usage:    editb editor file##---- Example:  editb gedit please_dont_lose_me.c## TODO  Save changes as a diff file#       Add parameter tests###--- Backup Dirs#if [ -d $EDIT_BACKUPS ]then  echo "Using backup archive directory $EDIT_BACKUPS"else  echo "$EDIT_BACKUPS does not exist attempting to create..."  mkdir -v $EDIT_BACKUPS  if [ -d $EDIT_BACKUPS ]  then  echo "Using backup archive directory $EDIT_BACKUPS"    echo "Created $EDIT_BACKUPS"  else      echo "Cannot create $EDIT_BACKUPS"      EDIT_BACKUPS="~/edit_backups"      echo "Attempting to create $EDIT_BACKUPS ..."      mkdir -v $EDIT_BACKUPS  fifiecho "EDIT_BACKUPS = <$EDIT_BACKUPS>"ls -l $EDIT_BACKUPSif [ -d $EDIT_BACKUPS ]  then    echo "Continuing..."else  echo "Unable to use backup directory $EDIT_BACKUPS.  Something is screwed.  Aborting..."  sleep 3  exitfinowtime="`date +%Y%m%d%H%M%S`"bckfile="`basename $2`"orgsha1sum="`sha1sum $2|awk '{print $1}'`"echo "Original sha1sum = <$orgsha1sum>"cat $2|bzip2  >$EDIT_BACKUPS/$bckfile.$nowtime.bz2 &echo "Backed up $2 to $EDIT_BACKUPS/$bckfile"sleep 1$1 $2newsha1sum="`sha1sum $2|awk '{print $1}'`"echo "New sha1sum = <$newsha1sum>"if [  $orgsha1sum = $newsha1sum ]then  echo "$2 Unchanged deleting backup <$EDIT_BACKUPS/$bckfile.$nowtime.bz2>"  rm -vf $EDIT_BACKUPS/$bckfile.$nowtime.bz2else  echo "$2 Changed"  sleep 1  nowtime="`date +%Y%m%d%I%M%S`"  cp -pv $2 $EDIT_BACKUPS/$bckfile.$nowtime  cd $EDIT_BACKUPS  echo "Making backup..."  bzip2 -f  $EDIT_BACKUPS/$bckfile.$nowtime &  sleep 1fi# END EDITB