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[PATCH v3 1/2] refs: support obtaining ref_store for given dir

From
Karthik Nayak <karthik.188@gmail.com>
Date
Dec 1, 2025, 11:24 UTC
Message-ID
<20251201-kn-alternate-ref-dir-v3-1-c11b946bc2fa@gmail.com>
In-Reply-To
<20251201-kn-alternate-ref-dir-v3-0-c11b946bc2fa@gmail.com>

The refs subsystem uses the `get_main_ref_store()` to obtain the main ref_store for a given repository. In the upcoming patches we also want to create a ref_store for any given reference directory, which may exist in arbitrary paths. For the files backend and the reftable backend, the reference directory is generally the $GIT_DIR.

To support such behavior, extract out the core logic for creating out the ref_store from `get_main_ref_store()` into a new function `get_ref_store_for_dir()` which can provide the ref_store for a given (repository, directory, reference format) combination.

Signed-off-by: Karthik Nayak <karthik.188@gmail.com>
---
 refs.c | 13 ++++++++++---
 1 file changed, 10 insertions(+), 3 deletions(-)
diff --git a/refs.c b/refs.c
index 965381367e..23f46867f2 100644
--- a/refs.c
+++ b/refs.c
@@ -2177,6 +2177,15 @@ void ref_store_release(struct ref_store *ref_store)
 	free(ref_store->gitdir);
 }
 
+static struct ref_store *get_ref_store_for_dir(struct repository *r,
+					       char *dir,
+					       enum ref_storage_format format)
+{
+	struct ref_store *ref_store = ref_store_init(r, format, dir,
+						     REF_STORE_ALL_CAPS);
+	return maybe_debug_wrap_ref_store(dir, ref_store);
+}
+
 struct ref_store *get_main_ref_store(struct repository *r)
 {
 	if (r->refs_private)
@@ -2185,9 +2194,7 @@ struct ref_store *get_main_ref_store(struct repository *r)
 	if (!r->gitdir)
 		BUG("attempting to get main_ref_store outside of repository");
 
-	r->refs_private = ref_store_init(r, r->ref_storage_format,
-					 r->gitdir, REF_STORE_ALL_CAPS);
-	r->refs_private = maybe_debug_wrap_ref_store(r->gitdir, r->refs_private);
+	r->refs_private = get_ref_store_for_dir(r, r->gitdir, r->ref_storage_format);
 	return r->refs_private;
 }
 
-- 
2.51.2
Previous: Karthik NayakNext: Karthik Nayak
Message 2 of 7 in “refs: allow setting the reference directory”
  1. 0/2 refs: allow setting the reference directoryKarthik Nayak, Dec 1, 2025
  2. 1/2 refs: support obtaining ref_store for given dirKarthik Nayak, Dec 1, 2025
  3. 2/2 refs: add GIT_REF_URI to specify reference backend and directoryKarthik Nayak, Dec 1, 2025
  4. Patrick SteinhardtJan 5, 2026
  5. Karthik NayakJan 5, 2026
  6. Junio C HamanoJan 20, 2026
  7. Karthik NayakJan 22, 2026

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