From 409271778e35b5089330abd589e3304f6f25064a Mon Sep 17 00:00:00 2001
From: Paul Gilbert
Date: Fri, 27 May 2016 07:41:05 -0400
Subject: TITANIC: Added TTparser removeNode

---
 engines/titanic/true_talk/tt_parser.cpp | 8 ++++++++
 engines/titanic/true_talk/tt_parser.h   | 6 ++++++
 2 files changed, 14 insertions(+)

diff --git a/engines/titanic/true_talk/tt_parser.cpp b/engines/titanic/true_talk/tt_parser.cpp
index 5a94196552..f2abe5eec0 100644
--- a/engines/titanic/true_talk/tt_parser.cpp
+++ b/engines/titanic/true_talk/tt_parser.cpp
@@ -975,6 +975,14 @@ void TTparser::removeConcept(TTconcept *concept) {
 	delete concept;
 }
 
+void TTparser::removeNode(TTparserNode *node) {
+	if (!node->_priorP)
+		// Node is the head of the chain, so reset parser's nodes pointer
+		_nodesP = static_cast<TTparserNode *>(node->_nextP);
+
+	delete node;
+}
+
 int TTparser::checkForAction() {
 	int status = SS_VALID;
 	bool flag = false;
diff --git a/engines/titanic/true_talk/tt_parser.h b/engines/titanic/true_talk/tt_parser.h
index 5d431114ec..95a3be42d4 100644
--- a/engines/titanic/true_talk/tt_parser.h
+++ b/engines/titanic/true_talk/tt_parser.h
@@ -164,6 +164,12 @@ private:
 	 */
 	void removeConcept(TTconcept *concept);
 
+	/**
+	 * Detaches a node from the main node list
+	 */
+	void removeNode(TTparserNode *node);
+
+
 	int checkForAction();
 	int fn2(TTword *word);
 	bool checkConcept2(TTconcept *concept, int conceptMode);
-- 
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