#!/bin/csh

set noclobber

set compress = compress
set extn = Z

foreach f ( $argv )
  if ( "$f" == '-gnu' ) then
    set compress = ( gzip -best )
    set extn = gz
    continue
  endif
  if ( -e $f ) then
    set ocd = "$cwd"
    set ncd = "$f:h"
    if ( "$ncd" == "$f:t" ) set ncd = "$cwd"
    if ( "$ncd" == "" ) set ncd = "$cwd"
    cd $ncd
    echo ""
    echo "Creating file $cwd/$f:t.tar.${extn}:"
    tar cvf - $f:t | $compress > $f:t.tar.$extn
    set s = $status
    if ( $s == 0 ) then
      echo "File $cwd/$f:t.tar.$extn complete"
    else if ( $s == 2 ) then
      echo "File $cwd/$f:t.tar.$extn complete"
      echo " - NB compress output bigger than tar source"
    else
      echo "Error in making $cwd/$f:t.tar.${extn}: quitting"
      exit $s
    endif
    cd $ocd
  endif
end