Add a new option, --refs-backend-type, to allow the ref backend type to
be set on new clones.
Submodules must use the same ref backend as the parent repository, so
we also pass the --refs-backend-type option option when cloning
submodules.
Signed-off-by: David Turner <dturner@xxxxxxxxxxxxxxxx>
---
Documentation/git-clone.txt | 4 ++++
builtin/clone.c | 27 +++++++++++++++++++++++++--
builtin/submodule--helper.c | 5 ++++-
cache.h | 1 +
refs.c | 2 ++
5 files changed, 36 insertions(+), 3 deletions(-)
diff --git a/Documentation/git-clone.txt b/Documentation/git-clone.txt
index f1f2a3f..d7a4cb0 100644
--- a/Documentation/git-clone.txt
+++ b/Documentation/git-clone.txt
@@ -14,6 +14,7 @@ SYNOPSIS
[-o <name>] [-b <name>] [-u <upload-pack>] [--reference <repository>]
[--dissociate] [--separate-git-dir <git dir>]
[--depth <depth>] [--[no-]single-branch]
+ [--refs-backend-type=<name>]
[--recursive | --recurse-submodules] [--] <repository>
[<directory>]
@@ -216,6 +217,9 @@ objects from the source repository into a pack in the cloned repository.
The result is Git repository can be separated from working
tree.
+--refs-backend-type=<name>::
+ Type of refs backend. Default is to use the original files based
+ backend.
<repository>::
The (possibly remote) repository to clone from. See the
diff --git a/builtin/clone.c b/builtin/clone.c
index 3e14491..d489a87 100644
--- a/builtin/clone.c
+++ b/builtin/clone.c
@@ -92,11 +92,13 @@ static struct option builtin_clone_options[] = {
N_("separate git dir from working tree")),
OPT_STRING_LIST('c', "config", &option_config, N_("key=value"),
N_("set config inside the new repository")),
+ OPT_STRING(0, "refs-backend-type", &refs_backend_type,
+ N_("name"), N_("name of backend type to use")),
OPT_END()
};
static const char *argv_submodule[] = {
- "submodule", "update", "--init", "--recursive", NULL
+ "submodule", "update", "--init", "--recursive", NULL, NULL
};
static const char *get_repo_path_1(struct strbuf *path, int *is_bundle)
@@ -724,8 +726,24 @@ static int checkout(void)
err |= run_hook_le(NULL, "post-checkout", sha1_to_hex(null_sha1),
sha1_to_hex(sha1), "1", NULL);
- if (!err && option_recursive)
+ if (!err && option_recursive) {
+ const char **backend_arg = argv_submodule;
+ char *new_backend_arg = NULL;
+ if (refs_backend_type) {
+ while (*backend_arg)
+ ++backend_arg;
+
+ new_backend_arg = xmalloc(21 + strlen(refs_backend_type));
+ sprintf(new_backend_arg, "--refs-backend-type=%s",
+ refs_backend_type);
+ *backend_arg = new_backend_arg;
+ }
err = run_command_v_opt(argv_submodule, RUN_GIT_CMD);
+ if (refs_backend_type) {
+ free(new_backend_arg);
+ *backend_arg = NULL;
+ }
+ }
return err;
}
@@ -744,6 +762,11 @@ static void write_config(struct string_list *config)
write_one_config, NULL) < 0)
die("unable to write parameters to config file");
}
+
+ if (refs_backend_type &&
+ write_one_config("core.refs-backend-type",
+ refs_backend_type, NULL) < 0)
+ die("unable to write backend parameter to config file");
}
static void write_refspec_config(const char *src_ref_prefix,
diff --git a/builtin/submodule--helper.c b/builtin/submodule--helper.c
index f4c3eff..5c9ca4e 100644
--- a/builtin/submodule--helper.c
+++ b/builtin/submodule--helper.c
@@ -140,7 +140,10 @@ static int clone_submodule(const char *path, const char *gitdir, const char *url
argv_array_pushl(&cp.args, "--reference", reference, NULL);
if (gitdir && *gitdir)
argv_array_pushl(&cp.args, "--separate-git-dir", gitdir, NULL);
-
+ if (refs_backend_type && *refs_backend_type) {
+ argv_array_push(&cp.args, "--refs-backend-type");
+ argv_array_push(&cp.args, refs_backend_type);
+ }
argv_array_push(&cp.args, url);
argv_array_push(&cp.args, path);
diff --git a/cache.h b/cache.h
index cc817dc..692cfd3 100644
--- a/cache.h
+++ b/cache.h
@@ -695,6 +695,7 @@ enum object_creation_mode {
extern enum object_creation_mode object_creation_mode;
extern char *notes_ref_name;
+extern const char *refs_backend_type;
extern int grafts_replace_parents;
diff --git a/refs.c b/refs.c
index 17a364a..4f2ab25 100644
--- a/refs.c
+++ b/refs.c
@@ -16,6 +16,8 @@ struct ref_be *the_refs_backend = &refs_be_files;
*/
struct ref_be *refs_backends = &refs_be_files;
+const char *refs_backend_type;
+
/*
* This function is used to switch to an alternate backend.
*/
--
2.4.2.644.g97b850b-twtrsrc
--
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