> echo -e "4\nLines\nof\ntext" | cat original_file - > new_file
> cat original_file 4_lines_file > new_file
Well, yes. For a very odd interpretation of "add lines to a file".
To send the output of any command onto the *end* of a file, use the >>
echo "New Last Line" >> file
ls -l >> file
some_command_producing_4_lines >> file
Colm Buckley, NewWorld Commerce, 16 South Cumberland St., Dublin 2, Ireland.
Personal: +353 87 2469146 / colm at tuatha.org / http://www.tuatha.org/~colm/
Business: +353 1 4334334 / colm at nwcgroup.com / http://www.nwcgroup.com/
Nothing is foolproof to a sufficiently talented fool.
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