mdocml: .Bl -column phrases ignore spacing rules for trailing

[schwarze@mdocml.bsd.lv]

Log Message:
-----------
.Bl -column phrases ignore spacing rules for trailing punctuation
and render it just like normal text.
Minimal fix of a formatting bug in operator(7) reported by ray@.

Modified Files:
--------------
    mdocml:
        TODO
        mdoc_term.c

Revision Data
-------------
Index: TODO
===================================================================
RCS file: /usr/vhosts/mdocml.bsd.lv/cvs/mdocml/TODO,v
retrieving revision 1.41
retrieving revision 1.42
diff -LTODO -LTODO -u -p -r1.41 -r1.42
--- TODO
+++ TODO
@@ -56,6 +56,13 @@
 - explicitly disallow nested `Bl -column', which would clobber internal
   flags defined for struct mdoc_macro
 
+- inside `.Bl -column' phrases, punctuation is handled like normal
+  text, e.g. `.Bl -column .It Fl x . Ta ...' should give "-x -."
+
+- inside `.Bl -column' phrases, TERMP_IGNDELIM handling by `Pf'
+  is not safe, e.g. `.Bl -column .It Pf a b .' gives "ab."
+  but should give "ab ."
+
 - set a meaningful default if no `Bl' list type is assigned
 
 - have a blank `It' head for `Bl -tag' not puke
Index: mdoc_term.c
===================================================================
RCS file: /usr/vhosts/mdocml.bsd.lv/cvs/mdocml/mdoc_term.c,v
retrieving revision 1.181
retrieving revision 1.182
diff -Lmdoc_term.c -Lmdoc_term.c -u -p -r1.181 -r1.182
--- mdoc_term.c
+++ mdoc_term.c
@@ -842,6 +842,8 @@ termp_it_pre(DECL_ARGS)
 		if (MDOC_BODY == n->prev->type) 
 			p->flags |= TERMP_NOLPAD;
 
+		p->flags |= TERMP_IGNDELIM;
+
 		break;
 	case (LIST_diag):
 		if (MDOC_HEAD == n->type)
@@ -1000,6 +1002,13 @@ termp_it_post(DECL_ARGS)
 	p->flags &= ~TERMP_TWOSPACE;
 	p->flags &= ~TERMP_NOLPAD;
 	p->flags &= ~TERMP_HANG;
+
+	/*
+	 * TERMP_IGNDELIM is also set by `Pf', but it is safe
+	 * to clear it here because `Pf' cannot contain `It'.
+	 */
+
+	p->flags &= ~TERMP_IGNDELIM;
 }
 
 
@@ -1804,6 +1813,10 @@ static void
 termp_pf_post(DECL_ARGS)
 {
 
+	/*
+	 * XXX Resetting TERMP_IGNDELIM here is not safe
+	 * because `Pf' can be used inside `Bl -column'.
+	 */
 	p->flags &= ~TERMP_IGNDELIM;
 	p->flags |= TERMP_NOSPACE;
 }
--
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