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authorJunio C Hamano <gitster@pobox.com>2012-04-04 09:12:43 -0700
committerJunio C Hamano <gitster@pobox.com>2012-04-04 09:57:49 -0700
commit9d227781b688707f64ee1703a1156b0c83247c33 (patch)
tree2a63a30693e7cbcc6983b5bd6f650a297e05addc /cache.h
parent6c9cd161d9d1bee349b1389d661282c92da098bc (diff)
downloadgit-9d227781b688707f64ee1703a1156b0c83247c33.tar.gz
read-cache.c: write prefix-compressed names in the index
Teach the code to write the index in the v4 on-disk format. Record the format version of the on-disk index we read from in the index_state, and use the format when writing the new index out. Signed-off-by: Junio C Hamano <gitster@pobox.com>
Diffstat (limited to 'cache.h')
-rw-r--r--cache.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/cache.h b/cache.h
index 65a7aba158..a3f1279a3e 100644
--- a/cache.h
+++ b/cache.h
@@ -105,6 +105,9 @@ struct cache_header {
unsigned int hdr_entries;
};
+#define INDEX_FORMAT_LB 2
+#define INDEX_FORMAT_UB 4
+
/*
* The "cache_time" is just the low 32 bits of the
* time. It doesn't matter if it overflows - we only
@@ -265,6 +268,7 @@ static inline unsigned int canon_mode(unsigned int mode)
struct index_state {
struct cache_entry **cache;
+ unsigned int version;
unsigned int cache_nr, cache_alloc, cache_changed;
struct string_list *resolve_undo;
struct cache_tree *cache_tree;