receive-pack, fetch-pack: reject bogus pack that records objects twice

diff --git a/pack.h b/pack.h
index 722a54e00a2cb7d9514c12f799fb1ec15930cf5d..aca4739319071ffeb201fb5bcaf55811ddf5b40f 100644 (file)
--- a/pack.h
+++ b/pack.h
@@ -37,7 +37,8 @@ struct pack_header {
 struct pack_idx_option {
        unsigned flags;
        /* flag bits */
-#define WRITE_IDX_VERIFY 01
+#define WRITE_IDX_VERIFY 01 /* verify only, do not write the idx file */
+#define WRITE_IDX_STRICT 02
 
        uint32_t version;
        uint32_t off32_limit;