lineno package guide, I found:
Attaching line numbers after TeX has broken the paragraph into lines is already quite a difficult job for TeX. Why? Because TeX does not normally give you any control after line breaking.
lineno.stydoes it by pretending that the current page ends after each and every line. This keeps TeX quite busy, but works.
I know the package
everyshi which offers
Is there a package that provides
Otherwise, I have to improve my knowledge of TeX and dissect the
Addition, an example of usage :