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-rw-r--r--read-cache.c25
1 files changed, 25 insertions, 0 deletions
diff --git a/read-cache.c b/read-cache.c
index 98d526b..f38471c 100644
--- a/read-cache.c
+++ b/read-cache.c
@@ -1547,6 +1547,31 @@ static int ce_write_entry(git_SHA_CTX *c, int fd, struct cache_entry *ce)
return result;
}
+static int has_racy_timestamp(struct index_state *istate)
+{
+ int entries = istate->cache_nr;
+ int i;
+
+ for (i = 0; i < entries; i++) {
+ struct cache_entry *ce = istate->cache[i];
+ if (is_racy_timestamp(istate, ce))
+ return 1;
+ }
+ return 0;
+}
+
+/*
+ * Opportunisticly update the index but do not complain if we can't
+ */
+void update_index_if_able(struct index_state *istate, struct lock_file *lockfile)
+{
+ if ((istate->cache_changed || has_racy_timestamp(istate)) &&
+ !write_index(istate, lockfile->fd))
+ commit_locked_index(lockfile);
+ else
+ rollback_lock_file(lockfile);
+}
+
int write_index(struct index_state *istate, int newfd)
{
git_SHA_CTX c;