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-rw-r--r--server/src/queryhandler.h1
-rw-r--r--server/src/queryhandlerpentominos.h1
-rw-r--r--server/src/queryhandlerpracro.h1
3 files changed, 3 insertions, 0 deletions
diff --git a/server/src/queryhandler.h b/server/src/queryhandler.h
index 2b67c24..4aff292 100644
--- a/server/src/queryhandler.h
+++ b/server/src/queryhandler.h
@@ -39,6 +39,7 @@
class QueryHandler {
public:
QueryHandler() {}
+ virtual ~QueryHandler() {}
// Execute all queries.
virtual QueryResult exec(Query &query) = 0;
diff --git a/server/src/queryhandlerpentominos.h b/server/src/queryhandlerpentominos.h
index 3d98b25..9cc2cbf 100644
--- a/server/src/queryhandlerpentominos.h
+++ b/server/src/queryhandlerpentominos.h
@@ -42,6 +42,7 @@
class QueryHandlerPentominos : public QueryHandler {
public:
QueryHandlerPentominos(TCPSocket *socket, std::string cpr);
+ ~QueryHandlerPentominos() {}
// Execute all queries.
QueryResult exec(Query &query);
diff --git a/server/src/queryhandlerpracro.h b/server/src/queryhandlerpracro.h
index 8852868..73802f0 100644
--- a/server/src/queryhandlerpracro.h
+++ b/server/src/queryhandlerpracro.h
@@ -42,6 +42,7 @@
class QueryHandlerPracro : public QueryHandler {
public:
QueryHandlerPracro(Database *db, std::string cpr);
+ ~QueryHandlerPracro() {}
// Execute all queries.
QueryResult exec(Query &query);