Alternate refs backends might not need the refs/heads directory and so
on, so we make ref db initialization part of the backend.
Signed-off-by: David Turner <dtur...@twopensource.com>
Signed-off-by: Junio C Hamano <gits...@pobox.com>
---
builtin/init-db.c | 20 ++++++++++----------
refs.c | 5 +++++
refs.h | 2 ++
refs/files-backend.c | 16 ++++++++++++++++
refs/refs-internal.h | 2 ++
5 files changed, 35 insertions(+), 10 deletions(-)
diff --git a/builtin/init-db.c b/builtin/init-db.c
index 6223b7d..e6d4e86 100644
--- a/builtin/init-db.c
+++ b/builtin/init-db.c
@@ -177,13 +177,7 @@ static int create_default_files(const char *template_path)
char junk[2];
int reinit;
int filemode;
-
- /*
- * Create .git/refs/{heads,tags}
- */
- safe_create_dir(git_path_buf(&buf, "refs"), 1);
- safe_create_dir(git_path_buf(&buf, "refs/heads"), 1);
- safe_create_dir(git_path_buf(&buf, "refs/tags"), 1);
+ struct strbuf err = STRBUF_INIT;
/* Just look for `init.templatedir` */
git_config(git_init_db_config, NULL);
@@ -207,12 +201,18 @@ static int create_default_files(const char *template_path)
*/
if (shared_repository) {
adjust_shared_perm(get_git_dir());
- adjust_shared_perm(git_path_buf(&buf, "refs"));
- adjust_shared_perm(git_path_buf(&buf, "refs/heads"));
- adjust_shared_perm(git_path_buf(&buf, "refs/tags"));
}
/*
+ * We need to create a "refs" dir in any case so that older
+ * versions of git can tell that this is a repository.
+ */
+ safe_create_dir(git_path("refs"), 1);
+
+ if (refs_init_db(shared_repository, &err))
+ die("failed to set up refs db: %s", err.buf);
+
+ /*
* Create the default symlink from ".git/HEAD" to the "master"
* branch, if it does not exist yet.
*/
diff --git a/refs.c b/refs.c
index d25eee2..b2697f6 100644
--- a/refs.c
+++ b/refs.c
@@ -1319,6 +1319,11 @@ const char *resolve_ref_unsafe(const char *refname, int
resolve_flags,
}
/* backend functions */
+int refs_init_db(int shared, struct strbuf *err)
+{
+ return the_refs_backend->init_db(shared, err);
+}
+
int ref_transaction_commit(struct ref_transaction *transaction,
struct strbuf *err)
{
diff --git a/refs.h b/refs.h
index 3405842..13ce2a0 100644
--- a/refs.h
+++ b/refs.h
@@ -66,6 +66,8 @@ extern int ref_exists(const char *refname);
extern int is_branch(const char *refname);
+extern int refs_init_db(int shared, struct strbuf *err);
+
/*
* If refname is a non-symbolic reference that refers to a tag object,
* and the tag can be (recursively) dereferenced to a non-tag object,
diff --git a/refs/files-backend.c b/refs/files-backend.c
index 35328d2..acb4401 100644
--- a/refs/files-backend.c
+++ b/refs/files-backend.c
@@ -3415,9 +3415,25 @@ static int files_reflog_expire(const char *refname,
const unsigned char *sha1,
return -1;
}
+static int files_init_db(int shared, struct strbuf *err)
+{
+ /*
+ * Create .git/refs/{heads,tags}
+ */
+ safe_create_dir(git_path("refs/heads"), 1);
+ safe_create_dir(git_path("refs/tags"), 1);
+ if (shared) {
+ adjust_shared_perm(git_path("refs"));
+ adjust_shared_perm(git_path("refs/heads"));
+ adjust_shared_perm(git_path("refs/tags"));
+ }
+ return 0;
+}
+
struct ref_storage_be refs_be_files = {
NULL,
"files",
+ files_init_db,
files_transaction_commit,
files_initial_transaction_commit,
diff --git a/refs/refs-internal.h b/refs/refs-internal.h
index beef457..dfd0326 100644
--- a/refs/refs-internal.h
+++ b/refs/refs-internal.h
@@ -211,6 +211,7 @@ int do_for_each_per_worktree_ref(const char *submodule,
const char *base,
void *cb_data);
/* refs backends */
+typedef int ref_init_db_fn(int shared, struct strbuf *err);
typedef int ref_transaction_commit_fn(struct ref_transaction *transaction,
struct strbuf *err);
@@ -255,6 +256,7 @@ typedef int do_for_each_ref_fn(const char *submodule, const
char *base,
struct ref_storage_be {
struct ref_storage_be *next;
const char *name;
+ ref_init_db_fn *init_db;
ref_transaction_commit_fn *transaction_commit;
ref_transaction_commit_fn *initial_transaction_commit;
--
2.4.2.767.g62658d5-twtrsrc
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