Use a separate node->tag attribute rather than abusing the node->string

attribute for the purpose.  No functional change intended.
The purpose is to make it possible to later attach tags to text nodes.

1 files changed, 2 insertions, 1 deletions

diff --git a/roff.c b/roff.c
index 2de0b7c3..435e9000 100644
--- a/roff.c
+++ b/roff.c
@@ -1,4 +1,4 @@
-/* $Id: roff.c,v 1.373 2020/04/06 10:16:17 schwarze Exp $ */
+/* $Id: roff.c,v 1.374 2020/04/08 11:56:03 schwarze Exp $ */
 /*
  * Copyright (c) 2010-2015, 2017-2020 Ingo Schwarze <schwarze@openbsd.org>
  * Copyright (c) 2008-2012, 2014 Kristaps Dzonsons <kristaps@bsd.lv>
@@ -1103,6 +1103,7 @@ roff_node_free(struct roff_node *n)
 		free(n->norm);
 	eqn_box_free(n->eqn);
 	free(n->string);
+	free(n->tag);
 	free(n);
 }