thodg/got

diff --git a/lib/fileindex.c b/lib/fileindex.c
index d6c8219..fd6801e 100644
--- a/lib/fileindex.c
+++ b/lib/fileindex.c
@@ -37,6 +37,7 @@
 
 /* got_fileindex_entry flags */
 #define GOT_FILEIDX_F_PATH_LEN		0x00000fff
+#define GOT_FILEIDX_F_STAGE		0x0000f000
 #define GOT_FILEIDX_F_NOT_FLUSHED	0x00010000
 #define GOT_FILEIDX_F_NO_BLOB		0x00020000
 #define GOT_FILEIDX_F_NO_COMMIT		0x00040000
diff --git a/lib/got_lib_fileindex.h b/lib/got_lib_fileindex.h
index 6e547e2..b66cb0c 100644
--- a/lib/got_lib_fileindex.h
+++ b/lib/got_lib_fileindex.h
@@ -57,6 +57,12 @@ struct got_fileindex_entry {
 	char *path;
 };
 
+/* Modifications explicitly staged for commit. */
+#define GOT_FILEIDX_STAGE_NONE		0
+#define GOT_FILEIDX_STAGE_MODIFY	1
+#define GOT_FILEIDX_STAGE_ADD		2
+#define GOT_FILEIDX_STAGE_DELETE	3
+
 struct got_fileindex;
 
 RB_HEAD(got_fileindex_tree, got_fileindex_entry);