OOPS!!! Ignore my response below! 1. In groff. \n[.x] is the major version number of groff
2. \[.rl] of course does not exist so would get value 0 if invoked. Ted. On 31-Aug-06 Ted Harding wrote: > On 31-Aug-06 Gunnar Ritter wrote: >> (Ted Harding) <[EMAIL PROTECTED]> wrote: >> >>> 1. I'm not aware of a simple mechanism in groff to >>> do this -- e.g. fill all lines whose minimum >>> formatted length is within X of line-length. >> >> AT&T troff has a \n(.x register which holds the remaining >> horizontal space on the current output line. Thus it is >> possible to do >> >> .sp 5c >> .ps 28 >> .vs 36 >> .de SP >> . if \\n(.x<1n \p\% >> . sp >> .. >> .ll \w'a full line'u >> a full line >> stretch it >> .SP >> a full line >> a line >> .SP >> more text >> >> \n(.x is documented as a "reserved version-dependent register" >> but has the described semantics in every version I have seen >> from 7th edition troff on. > > Thanks for pointing this out! Your version above does not seem > to work as intended in groff, but > >> The \% is necessary to trick the internal control flow; the >> .brp request would make it superfluous but is, of course, not >> available in AT&T troff. >> >> By introducing a documented register for the same purpose, it >> would become possible to use e.g. >> >> .de SP >> . if \\n[.rl]<1n .brp >> . sp >> .. > > ... this version does! > >> to get the desired effect. >> >> Gunnar > > Interesting. Many thanks! > Ted. > > -------------------------------------------------------------------- > E-Mail: (Ted Harding) <[EMAIL PROTECTED]> > Fax-to-email: +44 (0)870 094 0861 > Date: 31-Aug-06 Time: 15:28:10 > ------------------------------ XFMail ------------------------------ > > > _______________________________________________ > Groff mailing list > Groff@gnu.org > http://lists.gnu.org/mailman/listinfo/groff -------------------------------------------------------------------- E-Mail: (Ted Harding) <[EMAIL PROTECTED]> Fax-to-email: +44 (0)870 094 0861 Date: 31-Aug-06 Time: 16:00:51 ------------------------------ XFMail ------------------------------ _______________________________________________ Groff mailing list Groff@gnu.org http://lists.gnu.org/mailman/listinfo/groff
