Merge branch 'master' into stable

za-arthur · za-arthur · commit c422b68b34c2 · 2017-10-11T16:10:42.000+03:00
diff --git a/src/backup.c b/src/backup.c
@@ -1063,9 +1063,18 @@ pg_ptrack_support(void)
 	PGresult   *res_db;
 
 	res_db = pgut_execute(backup_conn,
-						  "SELECT ptrack_version()",
+						  "SELECT proname FROM pg_proc WHERE proname='ptrack_version'",
 						  0, NULL);
+	if (PQntuples(res_db) == 0)
+	{
+		PQclear(res_db);
+		return false;
+	}
+	PQclear(res_db);
 
+	res_db = pgut_execute(backup_conn,
+						  "SELECT ptrack_version()",
+						  0, NULL);
 	if (PQntuples(res_db) == 0)
 	{
 		PQclear(res_db);
