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-rw-r--r--Documentation/git-submodule.txt5
-rw-r--r--builtin/submodule--helper.c30
-rwxr-xr-xgit-submodule.sh9
-rwxr-xr-xt/t7424-submodule-mixed-ref-formats.sh41
4 files changed, 84 insertions, 1 deletions
diff --git a/Documentation/git-submodule.txt b/Documentation/git-submodule.txt
index ca0347a37b..73ef8b9696 100644
--- a/Documentation/git-submodule.txt
+++ b/Documentation/git-submodule.txt
@@ -136,7 +136,7 @@ If you really want to remove a submodule from the repository and commit
that use linkgit:git-rm[1] instead. See linkgit:gitsubmodules[7] for removal
options.
-update [--init] [--remote] [-N|--no-fetch] [--[no-]recommend-shallow] [-f|--force] [--checkout|--rebase|--merge] [--reference <repository>] [--depth <depth>] [--recursive] [--jobs <n>] [--[no-]single-branch] [--filter <filter-spec>] [--] [<path>...]::
+update [--init] [--remote] [-N|--no-fetch] [--[no-]recommend-shallow] [-f|--force] [--checkout|--rebase|--merge] [--reference <repository>] [--ref-format <format>] [--depth <depth>] [--recursive] [--jobs <n>] [--[no-]single-branch] [--filter <filter-spec>] [--] [<path>...]::
+
--
Update the registered submodules to match what the superproject
@@ -185,6 +185,9 @@ submodule with the `--init` option.
If `--recursive` is specified, this command will recurse into the
registered submodules, and update any nested submodules within.
+If `--ref-format <format>` is specified, the ref storage format of newly
+cloned submodules will be set accordingly.
+
If `--filter <filter-spec>` is specified, the given partial clone filter will be
applied to the submodule. See linkgit:git-rev-list[1] for details on filter
specifications.
diff --git a/builtin/submodule--helper.c b/builtin/submodule--helper.c
index f1218a1995..42a36bc2f7 100644
--- a/builtin/submodule--helper.c
+++ b/builtin/submodule--helper.c
@@ -1532,6 +1532,7 @@ struct module_clone_data {
const char *url;
const char *depth;
struct list_objects_filter_options *filter_options;
+ enum ref_storage_format ref_storage_format;
unsigned int quiet: 1;
unsigned int progress: 1;
unsigned int dissociate: 1;
@@ -1540,6 +1541,7 @@ struct module_clone_data {
};
#define MODULE_CLONE_DATA_INIT { \
.single_branch = -1, \
+ .ref_storage_format = REF_STORAGE_FORMAT_UNKNOWN, \
}
struct submodule_alternate_setup {
@@ -1738,6 +1740,9 @@ static int clone_submodule(const struct module_clone_data *clone_data,
strvec_pushl(&cp.args, "--reference",
item->string, NULL);
}
+ if (clone_data->ref_storage_format != REF_STORAGE_FORMAT_UNKNOWN)
+ strvec_pushf(&cp.args, "--ref-format=%s",
+ ref_storage_format_to_name(clone_data->ref_storage_format));
if (clone_data->dissociate)
strvec_push(&cp.args, "--dissociate");
if (sm_gitdir && *sm_gitdir)
@@ -1832,6 +1837,7 @@ static int module_clone(int argc, const char **argv, const char *prefix)
struct string_list reference = STRING_LIST_INIT_NODUP;
struct list_objects_filter_options filter_options =
LIST_OBJECTS_FILTER_INIT;
+ const char *ref_storage_format = NULL;
struct option module_clone_options[] = {
OPT_STRING(0, "prefix", &clone_data.prefix,
@@ -1849,6 +1855,8 @@ static int module_clone(int argc, const char **argv, const char *prefix)
OPT_STRING_LIST(0, "reference", &reference,
N_("repo"),
N_("reference repository")),
+ OPT_STRING(0, "ref-format", &ref_storage_format, N_("format"),
+ N_("specify the reference format to use")),
OPT_BOOL(0, "dissociate", &dissociate,
N_("use --reference only while cloning")),
OPT_STRING(0, "depth", &clone_data.depth,
@@ -1875,6 +1883,11 @@ static int module_clone(int argc, const char **argv, const char *prefix)
argc = parse_options(argc, argv, prefix, module_clone_options,
git_submodule_helper_usage, 0);
+ if (ref_storage_format) {
+ clone_data.ref_storage_format = ref_storage_format_by_name(ref_storage_format);
+ if (clone_data.ref_storage_format == REF_STORAGE_FORMAT_UNKNOWN)
+ die(_("unknown ref storage format '%s'"), ref_storage_format);
+ }
clone_data.dissociate = !!dissociate;
clone_data.quiet = !!quiet;
clone_data.progress = !!progress;
@@ -1974,6 +1987,7 @@ struct update_data {
struct submodule_update_strategy update_strategy;
struct list_objects_filter_options *filter_options;
struct module_list list;
+ enum ref_storage_format ref_storage_format;
int depth;
int max_jobs;
int single_branch;
@@ -1997,6 +2011,7 @@ struct update_data {
#define UPDATE_DATA_INIT { \
.update_strategy = SUBMODULE_UPDATE_STRATEGY_INIT, \
.list = MODULE_LIST_INIT, \
+ .ref_storage_format = REF_STORAGE_FORMAT_UNKNOWN, \
.recommend_shallow = -1, \
.references = STRING_LIST_INIT_DUP, \
.single_branch = -1, \
@@ -2132,6 +2147,9 @@ static int prepare_to_clone_next_submodule(const struct cache_entry *ce,
expand_list_objects_filter_spec(suc->update_data->filter_options));
if (suc->update_data->require_init)
strvec_push(&child->args, "--require-init");
+ if (suc->update_data->ref_storage_format != REF_STORAGE_FORMAT_UNKNOWN)
+ strvec_pushf(&child->args, "--ref-format=%s",
+ ref_storage_format_to_name(suc->update_data->ref_storage_format));
strvec_pushl(&child->args, "--path", sub->path, NULL);
strvec_pushl(&child->args, "--name", sub->name, NULL);
strvec_pushl(&child->args, "--url", url, NULL);
@@ -2562,6 +2580,9 @@ static void update_data_to_args(const struct update_data *update_data,
for_each_string_list_item(item, &update_data->references)
strvec_pushl(args, "--reference", item->string, NULL);
}
+ if (update_data->ref_storage_format != REF_STORAGE_FORMAT_UNKNOWN)
+ strvec_pushf(args, "--ref-format=%s",
+ ref_storage_format_to_name(update_data->ref_storage_format));
if (update_data->filter_options && update_data->filter_options->choice)
strvec_pushf(args, "--filter=%s",
expand_list_objects_filter_spec(
@@ -2737,6 +2758,7 @@ static int module_update(int argc, const char **argv, const char *prefix)
struct update_data opt = UPDATE_DATA_INIT;
struct list_objects_filter_options filter_options =
LIST_OBJECTS_FILTER_INIT;
+ const char *ref_storage_format = NULL;
int ret;
struct option module_update_options[] = {
OPT__SUPER_PREFIX(&opt.super_prefix),
@@ -2760,6 +2782,8 @@ static int module_update(int argc, const char **argv, const char *prefix)
SM_UPDATE_REBASE),
OPT_STRING_LIST(0, "reference", &opt.references, N_("repo"),
N_("reference repository")),
+ OPT_STRING(0, "ref-format", &ref_storage_format, N_("format"),
+ N_("specify the reference format to use")),
OPT_BOOL(0, "dissociate", &opt.dissociate,
N_("use --reference only while cloning")),
OPT_INTEGER(0, "depth", &opt.depth,
@@ -2803,6 +2827,12 @@ static int module_update(int argc, const char **argv, const char *prefix)
module_update_options);
}
+ if (ref_storage_format) {
+ opt.ref_storage_format = ref_storage_format_by_name(ref_storage_format);
+ if (opt.ref_storage_format == REF_STORAGE_FORMAT_UNKNOWN)
+ die(_("unknown ref storage format '%s'"), ref_storage_format);
+ }
+
opt.filter_options = &filter_options;
opt.prefix = prefix;
diff --git a/git-submodule.sh b/git-submodule.sh
index fd588b1864..448d58b18b 100755
--- a/git-submodule.sh
+++ b/git-submodule.sh
@@ -290,6 +290,14 @@ cmd_update()
-r|--rebase)
rebase=1
;;
+ --ref-format)
+ case "$2" in '') usage ;; esac
+ ref_format="--ref-format=$2"
+ shift
+ ;;
+ --ref-format=*)
+ ref_format="$1"
+ ;;
--reference)
case "$2" in '') usage ;; esac
reference="--reference=$2"
@@ -371,6 +379,7 @@ cmd_update()
${rebase:+--rebase} \
${merge:+--merge} \
${checkout:+--checkout} \
+ ${ref_format:+"$ref_format"} \
${reference:+"$reference"} \
${dissociate:+"--dissociate"} \
${depth:+"$depth"} \
diff --git a/t/t7424-submodule-mixed-ref-formats.sh b/t/t7424-submodule-mixed-ref-formats.sh
new file mode 100755
index 0000000000..de84007554
--- /dev/null
+++ b/t/t7424-submodule-mixed-ref-formats.sh
@@ -0,0 +1,41 @@
+#!/bin/sh
+
+test_description='submodules handle mixed ref storage formats'
+
+. ./test-lib.sh
+
+test_ref_format () {
+ echo "$2" >expect &&
+ git -C "$1" rev-parse --show-ref-format >actual &&
+ test_cmp expect actual
+}
+
+for OTHER_FORMAT in files reftable
+do
+ if test "$OTHER_FORMAT" = "$GIT_DEFAULT_REF_FORMAT"
+ then
+ continue
+ fi
+
+test_expect_success 'setup' '
+ git config set --global protocol.file.allow always
+'
+
+test_expect_success 'clone submodules with different ref storage format' '
+ test_when_finished "rm -rf submodule upstream downstream" &&
+
+ git init submodule &&
+ test_commit -C submodule submodule-initial &&
+ git init upstream &&
+ git -C upstream submodule add "file://$(pwd)/submodule" &&
+ git -C upstream commit -m "upstream submodule" &&
+
+ git clone --no-recurse-submodules "file://$(pwd)/upstream" downstream &&
+ test_ref_format downstream "$GIT_DEFAULT_REF_FORMAT" &&
+ git -C downstream submodule update --init --ref-format=$OTHER_FORMAT &&
+ test_ref_format downstream/submodule "$OTHER_FORMAT"
+'
+
+done
+
+test_done