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[PATCH v3 02/20] refs_read_raw_ref(): new function




Extract a new function from `refs_resolve_ref_unsafe()`. It will be
useful elsewhere.

Signed-off-by: Michael Haggerty <mhagger@xxxxxxxxxxxx>
---
 refs.c               | 11 +++++++++--
 refs/refs-internal.h |  4 ++++
 2 files changed, 13 insertions(+), 2 deletions(-)

diff --git a/refs.c b/refs.c
index bad05ba861..aa461156c4 100644
--- a/refs.c
+++ b/refs.c
@@ -1326,6 +1326,13 @@ int for_each_rawref(each_ref_fn fn, void *cb_data)
 	return refs_for_each_rawref(get_main_ref_store(), fn, cb_data);
 }
 
+int refs_read_raw_ref(struct ref_store *ref_store,
+		      const char *refname, unsigned char *sha1,
+		      struct strbuf *referent, unsigned int *type)
+{
+	return ref_store->be->read_raw_ref(ref_store, refname, sha1, referent, type);
+}
+
 /* This function needs to return a meaningful errno on failure */
 const char *refs_resolve_ref_unsafe(struct ref_store *refs,
 				    const char *refname,
@@ -1362,8 +1369,8 @@ const char *refs_resolve_ref_unsafe(struct ref_store *refs,
 	for (symref_count = 0; symref_count < SYMREF_MAXDEPTH; symref_count++) {
 		unsigned int read_flags = 0;
 
-		if (refs->be->read_raw_ref(refs, refname,
-					   sha1, &sb_refname, &read_flags)) {
+		if (refs_read_raw_ref(refs, refname,
+				      sha1, &sb_refname, &read_flags)) {
 			*flags |= read_flags;
 			if (errno != ENOENT || (resolve_flags & RESOLVE_REF_READING))
 				return NULL;
diff --git a/refs/refs-internal.h b/refs/refs-internal.h
index 690498698e..6ee9f20dbc 100644
--- a/refs/refs-internal.h
+++ b/refs/refs-internal.h
@@ -165,6 +165,10 @@ struct ref_update {
 	const char refname[FLEX_ARRAY];
 };
 
+int refs_read_raw_ref(struct ref_store *ref_store,
+		      const char *refname, unsigned char *sha1,
+		      struct strbuf *referent, unsigned int *type);
+
 /*
  * Add a ref_update with the specified properties to transaction, and
  * return a pointer to the new object. This function does not verify
-- 
2.11.0