From e9817d1eee252f2a60704c140932abd01803441b Mon Sep 17 00:00:00 2001
From: Ingo Schwarze <schwarze@openbsd.org>
Date: Tue, 27 Jun 2017 12:18:00 +0000
Subject: warn about .Ns macros that have no effect because they are followed
 by an isolated closing delimiter; inspired by mdoclint

---
 mdoc_validate.c | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

(limited to 'mdoc_validate.c')

diff --git a/mdoc_validate.c b/mdoc_validate.c
index 42a51afd..5be54f6b 100644
--- a/mdoc_validate.c
+++ b/mdoc_validate.c
@@ -1983,10 +1983,13 @@ post_hyph(POST_ARGS)
 static void
 post_ns(POST_ARGS)
 {
+	struct roff_node	*n;
 
-	if (mdoc->last->flags & NODE_LINE)
+	n = mdoc->last;
+	if (n->flags & NODE_LINE ||
+	    (n->next != NULL && n->next->flags & NODE_DELIMC))
 		mandoc_msg(MANDOCERR_NS_SKIP, mdoc->parse,
-		    mdoc->last->line, mdoc->last->pos, NULL);
+		    n->line, n->pos, NULL);
 }
 
 static void
-- 
cgit