Introduce a new `--ref-format` value flag for git-clone(1) that allows
the user to specify the ref format that is to be used for a newly
initialized repository.
Signed-off-by: Patrick Steinhardt <ps@xxxxxx>
---
Documentation/git-clone.txt | 6 ++++++
builtin/clone.c | 12 +++++++++++-
t/t5601-clone.sh | 17 +++++++++++++++++
3 files changed, 34 insertions(+), 1 deletion(-)
diff --git a/Documentation/git-clone.txt b/Documentation/git-clone.txt
index c37c4a37f7..6e43eb9c20 100644
--- a/Documentation/git-clone.txt
+++ b/Documentation/git-clone.txt
@@ -311,6 +311,12 @@ or `--mirror` is given)
The result is Git repository can be separated from working
tree.
+--ref-format=<ref-format::
+
+Specify the given ref storage format for the repository. The valid values are:
++
+include::ref-storage-format.txt[]
+
-j <n>::
--jobs <n>::
The number of submodules fetched at the same time.
diff --git a/builtin/clone.c b/builtin/clone.c
index 0fb3816d0c..f1635e0e8c 100644
--- a/builtin/clone.c
+++ b/builtin/clone.c
@@ -72,6 +72,7 @@ static char *remote_name = NULL;
static char *option_branch = NULL;
static struct string_list option_not = STRING_LIST_INIT_NODUP;
static const char *real_git_dir;
+static const char *ref_format;
static char *option_upload_pack = "git-upload-pack";
static int option_verbosity;
static int option_progress = -1;
@@ -157,6 +158,8 @@ static struct option builtin_clone_options[] = {
N_("any cloned submodules will be shallow")),
OPT_STRING(0, "separate-git-dir", &real_git_dir, N_("gitdir"),
N_("separate git dir from working tree")),
+ OPT_STRING(0, "ref-format", &ref_format, N_("format"),
+ N_("specify the reference format to use")),
OPT_STRING_LIST('c', "config", &option_config, N_("key=value"),
N_("set config inside the new repository")),
OPT_STRING_LIST(0, "server-option", &server_options,
@@ -932,6 +935,7 @@ int cmd_clone(int argc, const char **argv, const char *prefix)
int submodule_progress;
int filter_submodules = 0;
int hash_algo;
+ unsigned int ref_storage_format = REF_STORAGE_FORMAT_UNKNOWN;
const int do_not_override_repo_unix_permissions = -1;
struct transport_ls_refs_options transport_ls_refs_options =
@@ -957,6 +961,12 @@ int cmd_clone(int argc, const char **argv, const char *prefix)
if (option_single_branch == -1)
option_single_branch = deepen ? 1 : 0;
+ if (ref_format) {
+ ref_storage_format = ref_storage_format_by_name(ref_format);
+ if (ref_storage_format == REF_STORAGE_FORMAT_UNKNOWN)
+ die(_("unknown ref storage format '%s'"), ref_format);
+ }
+
if (option_mirror)
option_bare = 1;
@@ -1108,7 +1118,7 @@ int cmd_clone(int argc, const char **argv, const char *prefix)
* their on-disk data structures.
*/
init_db(git_dir, real_git_dir, option_template, GIT_HASH_UNKNOWN,
- REF_STORAGE_FORMAT_UNKNOWN, NULL,
+ ref_storage_format, NULL,
do_not_override_repo_unix_permissions, INIT_DB_QUIET | INIT_DB_SKIP_REFDB);
if (real_git_dir) {
diff --git a/t/t5601-clone.sh b/t/t5601-clone.sh
index 47eae641f0..fb1b9c686d 100755
--- a/t/t5601-clone.sh
+++ b/t/t5601-clone.sh
@@ -157,6 +157,23 @@ test_expect_success 'clone --mirror does not repeat tags' '
'
+test_expect_success 'clone with files ref format' '
+ test_when_finished "rm -rf ref-storage" &&
+ git clone --ref-format=files --mirror src ref-storage &&
+ echo files >expect &&
+ git -C ref-storage rev-parse --show-ref-format >actual &&
+ test_cmp expect actual
+'
+
+test_expect_success 'clone with garbage ref format' '
+ cat >expect <<-EOF &&
+ fatal: unknown ref storage format ${SQ}garbage${SQ}
+ EOF
+ test_must_fail git clone --ref-format=garbage --mirror src ref-storage 2>err &&
+ test_cmp expect err &&
+ test_path_is_missing ref-storage
+'
+
test_expect_success 'clone to destination with trailing /' '
git clone src target-1/ &&
--
2.43.GIT
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