This will be used as signature to know if the index has changed.
Signed-off-by: Nguyễn Thái Ngọc Duy <[email protected]>
---
cache.h | 1 +
read-cache.c | 7 ++++---
2 files changed, 5 insertions(+), 3 deletions(-)
diff --git a/cache.h b/cache.h
index 7a836b1..f14d535 100644
--- a/cache.h
+++ b/cache.h
@@ -279,6 +279,7 @@ struct index_state {
initialized : 1;
struct hash_table name_hash;
struct hash_table dir_hash;
+ unsigned char sha1[20];
};
extern struct index_state the_index;
diff --git a/read-cache.c b/read-cache.c
index 33dd676..3b6daf1 100644
--- a/read-cache.c
+++ b/read-cache.c
@@ -1269,10 +1269,11 @@ struct ondisk_cache_entry_extended {
ondisk_cache_entry_extended_size(ce_namelen(ce)) : \
ondisk_cache_entry_size(ce_namelen(ce)))
-static int verify_hdr(struct cache_header *hdr, unsigned long size)
+static int verify_hdr(struct cache_header *hdr,
+ unsigned long size,
+ unsigned char *sha1)
{
git_SHA_CTX c;
- unsigned char sha1[20];
int hdr_version;
if (hdr->hdr_signature != htonl(CACHE_SIGNATURE))
@@ -1461,7 +1462,7 @@ int read_index_from(struct index_state *istate, const
char *path)
close(fd);
hdr = mmap;
- if (verify_hdr(hdr, mmap_size) < 0)
+ if (verify_hdr(hdr, mmap_size, istate->sha1) < 0)
goto unmap;
istate->version = ntohl(hdr->hdr_version);
--
1.8.5.2.240.g8478abd
--
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