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-rw-r--r--read-cache.c28
1 files changed, 23 insertions, 5 deletions
diff --git a/read-cache.c b/read-cache.c
index c5474d4..efbb1be 100644
--- a/read-cache.c
+++ b/read-cache.c
@@ -27,6 +27,9 @@ void fill_stat_cache_info(struct cache_entry *ce, struct stat *st)
ce->ce_uid = htonl(st->st_uid);
ce->ce_gid = htonl(st->st_gid);
ce->ce_size = htonl(st->st_size);
+
+ if (assume_unchanged)
+ ce->ce_flags |= htons(CE_VALID);
}
static int ce_compare_data(struct cache_entry *ce, struct stat *st)
@@ -146,9 +149,18 @@ static int ce_match_stat_basic(struct cache_entry *ce, struct stat *st)
return changed;
}
-int ce_match_stat(struct cache_entry *ce, struct stat *st)
+int ce_match_stat(struct cache_entry *ce, struct stat *st, int ignore_valid)
{
- unsigned int changed = ce_match_stat_basic(ce, st);
+ unsigned int changed;
+
+ /*
+ * If it's marked as always valid in the index, it's
+ * valid whatever the checked-out copy says.
+ */
+ if (!ignore_valid && (ce->ce_flags & htons(CE_VALID)))
+ return 0;
+
+ changed = ce_match_stat_basic(ce, st);
/*
* Within 1 second of this sequence:
@@ -164,7 +176,7 @@ int ce_match_stat(struct cache_entry *ce, struct stat *st)
* effectively mean we can make at most one commit per second,
* which is not acceptable. Instead, we check cache entries
* whose mtime are the same as the index file timestamp more
- * careful than others.
+ * carefully than others.
*/
if (!changed &&
index_file_timestamp &&
@@ -174,10 +186,10 @@ int ce_match_stat(struct cache_entry *ce, struct stat *st)
return changed;
}
-int ce_modified(struct cache_entry *ce, struct stat *st)
+int ce_modified(struct cache_entry *ce, struct stat *st, int really)
{
int changed, changed_fs;
- changed = ce_match_stat(ce, st);
+ changed = ce_match_stat(ce, st, really);
if (!changed)
return 0;
/*
@@ -233,6 +245,11 @@ int cache_name_compare(const char *name1, int flags1, const char *name2, int fla
return -1;
if (len1 > len2)
return 1;
+
+ /* Differences between "assume up-to-date" should not matter. */
+ flags1 &= ~CE_VALID;
+ flags2 &= ~CE_VALID;
+
if (flags1 < flags2)
return -1;
if (flags1 > flags2)
@@ -430,6 +447,7 @@ int add_cache_entry(struct cache_entry *ce, int option)
int ok_to_add = option & ADD_CACHE_OK_TO_ADD;
int ok_to_replace = option & ADD_CACHE_OK_TO_REPLACE;
int skip_df_check = option & ADD_CACHE_SKIP_DFCHECK;
+
pos = cache_name_pos(ce->name, ntohs(ce->ce_flags));
/* existing match? Just replace it. */