diff --git a/plugins/include/core.inc b/plugins/include/core.inc
index 0e345757..36670c72 100644
--- a/plugins/include/core.inc
+++ b/plugins/include/core.inc
@@ -24,6 +24,16 @@ struct PlVers
 	version,
 };
 
+/**
+ * Specifies what to do after a hook completes.
+ */
+enum Result
+{
+	Plugin_Continue = 0,	/**< Continue with the original action */
+	Plugin_Handled = 3,		/**< Handle the action at the end (don't call it) */
+	Plugin_Stop = 4,		/**< Immediately stop the hook chain and handle the original */
+}
+
 public PlVers:__version = 
 {
 	version = SOURCEMOD_PLUGINAPI_VERSION,