Added merger.

diff --git a/lib/index.h b/lib/index.h
index 8da94ac5296cef7e2d745c6348c05d44f624b913..25d35e627928eb61697f21f77af2c751d66f2eae 100644 (file)
--- a/lib/index.h
+++ b/lib/index.h
@@ -34,8 +34,10 @@ struct card_attr {
 };
 
 enum card_flag {
-  CARD_FLAG_EMPTY = 1,                 /* Empty document (redirect, robot file etc.) */
-  CARD_FLAG_ACCENTED = 2               /* Document contains accented characters */
+  CARD_FLAG_EMPTY = 1,                 /* Empty document (redirect, robot file etc.) [scanner] */
+  CARD_FLAG_ACCENTED = 2,              /* Document contains accented characters [scanner] */
+  CARD_FLAG_DUP = 4,                   /* Removed as a duplicate [merger] */
+  CARD_FLAG_MERGED = 8,                        /* Destination of a merge [merger] */
 };
 
 /* String fingerprints */