On Wed, Oct 31, 2012 at 08:05:05AM -0400, Jeff King wrote:
> > however (what got me started wondering about this and a point i forgot
> > about) - t2/one/test doesn't show up under 'untracked files' in in
> > status that scenario. shouldn't it?
>
> Yes, I think that is a bug.
>
> My guess is that the presence of "test" in the index fools us from
> descending into the directory. And indeed, if you try "git status
> -uall", you will see the untracked file. So it is something with the
> directory traversal cutoff in the regular "-unormal" mode.
Something like this seems to fix it for me, but I am not sure if that
would affect other callers.
diff --git a/read-cache.c b/read-cache.c
index fda78bc..ae04a61 100644
--- a/read-cache.c
+++ b/read-cache.c
@@ -1882,11 +1882,22 @@ int index_name_is_other(const struct index_state
*istate, const char *name,
int namelen)
{
int pos;
- if (namelen && name[namelen - 1] == '/')
+ int is_dir = 0;
+
+ if (namelen && name[namelen - 1] == '/') {
namelen--;
+ is_dir = 1;
+ }
pos = index_name_pos(istate, name, namelen);
- if (0 <= pos)
- return 0; /* exact match */
+ if (0 <= pos) {
+ /* We got an exact match. However, if it is a directory,
+ * we still have to check that the entry in the index
+ * is a directory, too. If it isn't, then the old file went
+ * away, and now we may have untracked files inside the newly
+ * created directory.
+ */
+ return !is_dir || !S_ISGITLINK(istate->cache[pos]->ce_mode);
+ }
pos = -pos - 1;
if (pos < istate->cache_nr) {
struct cache_entry *ce = istate->cache[pos];
--
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