[Groff-commit] Changes to //var/cvs/groff

[wlemb]

Log from commit: 

Update of /var/cvs/groff/src/preproc/pic
In directory genba:/vol5/tmp/cvs-serv20005/src/preproc/pic

Modified Files:
        lex.cc pic.y 
Log Message:

Added keywords `north', `south', `east', and `west' for corners
in pic.

* src/preproc/pic/lex.cc (lookup_keyword): Add NORTH, SOUTH, EAST,
and WEST.
(yylex): Handle them.
* src/preproc/pic/pic.y: Add tokens NORTH, SOUTH, EAST, and WEST.
(corner): Handle them.