Allow leading and trailing vertical lines,

and format them in the same way as groff.
While here, do not require whitespace before vertical lines
in layout specifications.
Issues found by bentley@ in mpv(1).

1 files changed, 2 insertions, 1 deletions

diff --git a/mandoc.h b/mandoc.h
index a6900ee6..8d5100ea 100644
--- a/mandoc.h
+++ b/mandoc.h
@@ -1,4 +1,4 @@
-/*	$Id: mandoc.h,v 1.118 2014/03/23 11:25:26 schwarze Exp $ */
+/*	$Id: mandoc.h,v 1.119 2014/03/28 23:26:25 schwarze Exp $ */
 /*
  * Copyright (c) 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv>
  * Copyright (c) 2010-2014 Ingo Schwarze <schwarze@openbsd.org>
@@ -240,6 +240,7 @@ struct	tbl_row {
 	struct tbl_row	 *next;
 	struct tbl_cell	 *first;
 	struct tbl_cell	 *last;
+	int		  vert; /* trailing vertical line */
 };
 
 enum	tbl_datt {