From 1193a9f5cfb0cbb5a35ccca02a5968b39620f1db Mon Sep 17 00:00:00 2001
From: Kristaps Dzonsons <kristaps@bsd.lv>
Date: Sat, 3 Apr 2010 14:25:12 +0000
Subject: Merged patch by Ingo Schwarze allowing `Xr' to pass through with no
 arguments (emits warning of course).

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

(limited to 'mdoc_term.c')

diff --git a/mdoc_term.c b/mdoc_term.c
index 07cc5ea3..6197f10d 100644
--- a/mdoc_term.c
+++ b/mdoc_term.c
@@ -1,4 +1,4 @@
-/*	$Id: mdoc_term.c,v 1.112 2010/03/29 19:28:04 kristaps Exp $ */
+/*	$Id: mdoc_term.c,v 1.113 2010/04/03 14:25:12 kristaps Exp $ */
 /*
  * Copyright (c) 2008, 2009 Kristaps Dzonsons <kristaps@kth.se>
  *
@@ -1277,7 +1277,10 @@ termp_xr_pre(DECL_ARGS)
 {
 	const struct mdoc_node *nn;
 
-	assert(n->child && MDOC_TEXT == n->child->type);
+	if (NULL == n->child)
+		return(0);
+
+	assert(MDOC_TEXT == n->child->type);
 	nn = n->child;
 
 	term_word(p, nn->string);
-- 
cgit v1.2.3-56-ge451