The file is 10,284 lines long. Less than half of it is actual code. The rest is comments or empty lines. $ cat =latexmk | wc -l

The file is 10,284 lines long. Less than half of it is actual code. The rest is comments or empty lines. $ cat =latexmk | wc -l 10284 $ cat =latexmk | grep -v '^ *#' | grep -v '^ *$' | wc -l 5982 $ > to implement a basic build tool This basic build tool comes with a man page that is 26.5 thousand words long. Not your typical basic build tool.