[PATCH 13/15] files-backend: make reflog iterator go through per-worktree reflog

["Nguyễn Thái Ngọc Duy" <pclouds@gmail.com>]

Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@gmail.com>
---
 refs/files-backend.c | 24 +++++++++++++++++++++++-
 1 file changed, 23 insertions(+), 1 deletion(-)

diff --git a/refs/files-backend.c b/refs/files-backend.c
index 011a7e256..d429f8713 100644
--- a/refs/files-backend.c
+++ b/refs/files-backend.c
@@ -3314,6 +3314,7 @@ struct files_reflog_iterator {
 	struct ref_iterator base;
 
 	struct dir_iterator *dir_iterator;
+	struct dir_iterator *dir_iterator2;
 	struct object_id oid;
 };
 
@@ -3334,6 +3335,10 @@ static int files_reflog_iterator_advance(struct ref_iterator *ref_iterator)
 		if (ends_with(diter->basename, ".lock"))
 			continue;
 
+		if (iter->dir_iterator2 &&
+		    starts_with(diter->relative_path, "refs/bisect/"))
+			continue;
+
 		if (read_ref_full(diter->relative_path, 0,
 				  iter->oid.hash, &flags)) {
 			error("bad ref for %s", diter->path.buf);
@@ -3346,7 +3351,11 @@ static int files_reflog_iterator_advance(struct ref_iterator *ref_iterator)
 		return ITER_OK;
 	}
 
-	iter->dir_iterator = NULL;
+	iter->dir_iterator = iter->dir_iterator2;
+	if (iter->dir_iterator2) {
+		iter->dir_iterator2 = NULL;
+		return files_reflog_iterator_advance(ref_iterator);
+	}
 	if (ref_iterator_abort(ref_iterator) == ITER_ERROR)
 		ok = ITER_ERROR;
 	return ok;
@@ -3367,6 +3376,12 @@ static int files_reflog_iterator_abort(struct ref_iterator *ref_iterator)
 	if (iter->dir_iterator)
 		ok = dir_iterator_abort(iter->dir_iterator);
 
+	if (iter->dir_iterator2) {
+		int ok2 = dir_iterator_abort(iter->dir_iterator2);
+		if (ok2 == ITER_ERROR)
+			ok = ok2;
+	}
+
 	base_ref_iterator_free(ref_iterator);
 	return ok;
 }
@@ -3389,6 +3404,13 @@ static struct ref_iterator *files_reflog_iterator_begin(struct ref_store *ref_st
 	files_path(refs, &sb, "logs");
 	iter->dir_iterator = dir_iterator_begin(sb.buf);
 	strbuf_release(&sb);
+
+	if (strcmp(refs->gitdir.buf, refs->gitcommondir.buf)) {
+		strbuf_addf(&sb, "%s/logs", refs->gitdir.buf);
+		iter->dir_iterator2 = dir_iterator_begin(sb.buf);
+		strbuf_release(&sb);
+	}
+
 	return ref_iterator;
 }
 
-- 
2.11.0.157.gd943d85