From 4c94430a7e77ff62e708da0231ec9bd0c58489ba Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Axel=20D=C3=B6rfler?= <axeld@pinc-software.de>
Date: Tue, 25 Feb 2003 03:01:39 +0000
Subject: [PATCH] Added a virtual desctructor for the Term base class, and
 added the virtual keyword to the ones of its subclasses as well.

git-svn-id: file:///srv/svn/repos/haiku/trunk/current@2842 a95241bf-73f2-0310-859d-f6bbb57e9c96
---
 src/add-ons/kernel/file_systems/bfs/Query.cpp | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/src/add-ons/kernel/file_systems/bfs/Query.cpp b/src/add-ons/kernel/file_systems/bfs/Query.cpp
index 8396ef7461..3754a4deec 100644
--- a/src/add-ons/kernel/file_systems/bfs/Query.cpp
+++ b/src/add-ons/kernel/file_systems/bfs/Query.cpp
@@ -91,6 +91,7 @@ union value {
 class Term {
 	public:
 		Term(int8 op) : fOp(op), fParent(NULL) {}
+		virtual ~Term() {}
 
 		int8		Op() const { return fOp; }
 
@@ -127,7 +128,7 @@ class Term {
 class Equation : public Term {
 	public:
 		Equation(char **expr);
-		~Equation();
+		virtual ~Equation();
 
 		virtual status_t InitCheck();
 
@@ -175,7 +176,7 @@ class Equation : public Term {
 class Operator : public Term {
 	public:
 		Operator(Term *,int8,Term *);
-		~Operator();
+		virtual ~Operator();
 
 		Term		*Left() const { return fLeft; }
 		Term		*Right() const { return fRight; }