[9fans] troff macro II

[pmarin.mail@gmail.com (pmarin)]

Read carefully the section 9, 10 and 11 of "A TROFF Tutorial"[1]. I
think is exactly what you are looking for.

[1] http://www.kohala.com/start/troff/v7man/trofftut/trofftut.ps



On Thu, Mar 24, 2011 at 5:54 PM, Rudolf Sykora <rudolf.sykora at gmail.com> wrote:
> Hello 9fans,
>
> since in the previous thread started by me ('troff macros for
> typesetting books/longer texts') nobody touched my question about
> producing wanted headings, I started experimenting, but so far has not
> been quite successful.
>
> Since text to appear in my headings is to mirror section names, like
> '1.2', and a beginning of such a section appears somewhere lower on a
> page---definitely below the page heading---, I must create a page
> heading just after the very page is filled, i.e., as I feel, the
> heading could actually be produced when the ms .BT macro (usually used
> to typeset footings) is called. So I naively tried to redefine the .BT
> macro, actually, by just appending 4 extra lines:
>
> .de BT
> .nr PX \\n(.s
> .nr PF \\n(.f
> .ft 1
> .ps \\n(PS
> 'lt \\n(LTu
> .po \\n(POu
> .if \\n%>0 .tl \(ts\\*(LF\(ts\\*(CF\(ts\\*(RF\(ts
> .ft \\n(PF
> .ps \\n(PX
> .\" ?ABOVE IS THE ORIGINAL, BELOW MY APPENDIX
> .mk
> \v'|0.5i'
> .tl 'a'b'c'
> .rt
> ..
>
> Please consider this just as an experiment (no point-size changes,...).
> This for some reason doesn't work.
> Since some of you probably have experience, could sb. tell what is wrong?
>
> Thank you
> Ruda
>
>