$ echo -n 'test' > /tmp/test1; if endnl /tmp/test1; then echo 'Ends in newline'; fi $ echo 'test' > /tmp/test2; if endnl /tmp/test2; then echo 'Ends in newline'; fi Ends in newline $ echo -n '' > /tmp/test3; if endnl /tmp/test3; then echo 'Ends in newline'; fi $ echo '' > /tmp/test4; if endnl /tmp/test4; then echo 'Ends in newline'; fi Ends in newline $ cd /tmp; ls -lt | head -n 5 total 32768 -rw-r--r-- 1 nick nick 1 2010-08-25 12:22:23 test4 -rw-r--r-- 1 nick nick 0 2010-08-25 12:22:12 test3 -rw-r--r-- 1 nick nick 5 2010-08-25 12:21:52 test2 -rw-r--r-- 1 nick nick 4 2010-08-25 12:21:32 test1
end_w_nl filename
will check if the last byte of filename is a unix newline character. tail -c1 yields the file's last byte and xxd converts it to hex format.
Any thoughts on this command? Does it work on your machine? Can you do the same thing with only 14 characters?
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