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-rw-r--r--pack-objects.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/pack-objects.h b/pack-objects.h
index cc9b9a9b90..03f1191659 100644
--- a/pack-objects.h
+++ b/pack-objects.h
@@ -30,12 +30,16 @@ struct object_entry {
/*
* State flags for depth-first search used for analyzing delta cycles.
+ *
+ * The depth is measured in delta-links to the base (so if A is a delta
+ * against B, then A has a depth of 1, and B a depth of 0).
*/
enum {
DFS_NONE = 0,
DFS_ACTIVE,
DFS_DONE
} dfs_state;
+ int depth;
};
struct packing_data {