1 files changed, 7 insertions, 1 deletions
diff --git a/src/error.h b/src/error.h
index 9264b33..a4f4660 100644
--- a/src/error.h
+++ b/src/error.h
@@ -29,12 +29,18 @@
 
 namespace SciTECO {
 
-/*
+/**
  * Thrown as exception to signify that program
  * should be terminated.
  */
 class Quit {};
 
+/**
+ * Thrown as exception to cause a macro to
+ * return or a command-line termination.
+ */
+class Return {};
+
 class Error {
 	gchar *description;
 	GSList *frames;