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-rw-r--r--Documentation/git-submodule.txt6
-rw-r--r--builtin/clone.c5
-rw-r--r--builtin/submodule--helper.c20
-rwxr-xr-xgit-submodule.sh10
-rwxr-xr-xt/t5617-clone-submodules-remote.sh13
5 files changed, 49 insertions, 5 deletions
diff --git a/Documentation/git-submodule.txt b/Documentation/git-submodule.txt
index 5232407..cbe60b1 100644
--- a/Documentation/git-submodule.txt
+++ b/Documentation/git-submodule.txt
@@ -133,7 +133,7 @@ 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>] [--] [<path>...]::
+update [--init] [--remote] [-N|--no-fetch] [--[no-]recommend-shallow] [-f|--force] [--checkout|--rebase|--merge] [--reference <repository>] [--depth <depth>] [--recursive] [--jobs <n>] [--[no-]single-branch] [--] [<path>...]::
+
--
Update the registered submodules to match what the superproject
@@ -430,6 +430,10 @@ options carefully.
Clone new submodules in parallel with as many jobs.
Defaults to the `submodule.fetchJobs` option.
+--[no-]single-branch::
+ This option is only valid for the update command.
+ Clone only one branch during update: HEAD or one specified by --branch.
+
<path>...::
Paths to submodule(s). When specified this will restrict the command
to only operate on the submodules found at the specified paths.
diff --git a/builtin/clone.c b/builtin/clone.c
index 0fc89ae..9a02ac5 100644
--- a/builtin/clone.c
+++ b/builtin/clone.c
@@ -832,6 +832,11 @@ static int checkout(int submodule_progress)
argv_array_push(&args, "--no-fetch");
}
+ if (option_single_branch >= 0)
+ argv_array_push(&args, option_single_branch ?
+ "--single-branch" :
+ "--no-single-branch");
+
err = run_command_v_opt(args.argv, RUN_GIT_CMD);
argv_array_clear(&args);
}
diff --git a/builtin/submodule--helper.c b/builtin/submodule--helper.c
index ea85838..cfa190b 100644
--- a/builtin/submodule--helper.c
+++ b/builtin/submodule--helper.c
@@ -1225,7 +1225,7 @@ static int module_deinit(int argc, const char **argv, const char *prefix)
static int clone_submodule(const char *path, const char *gitdir, const char *url,
const char *depth, struct string_list *reference, int dissociate,
- int quiet, int progress)
+ int quiet, int progress, int single_branch)
{
struct child_process cp = CHILD_PROCESS_INIT;
@@ -1247,6 +1247,10 @@ static int clone_submodule(const char *path, const char *gitdir, const char *url
argv_array_push(&cp.args, "--dissociate");
if (gitdir && *gitdir)
argv_array_pushl(&cp.args, "--separate-git-dir", gitdir, NULL);
+ if (single_branch >= 0)
+ argv_array_push(&cp.args, single_branch ?
+ "--single-branch" :
+ "--no-single-branch");
argv_array_push(&cp.args, "--");
argv_array_push(&cp.args, url);
@@ -1373,6 +1377,7 @@ static int module_clone(int argc, const char **argv, const char *prefix)
struct string_list reference = STRING_LIST_INIT_NODUP;
int dissociate = 0, require_init = 0;
char *sm_alternate = NULL, *error_strategy = NULL;
+ int single_branch = -1;
struct option module_clone_options[] = {
OPT_STRING(0, "prefix", &prefix,
@@ -1400,12 +1405,15 @@ static int module_clone(int argc, const char **argv, const char *prefix)
N_("force cloning progress")),
OPT_BOOL(0, "require-init", &require_init,
N_("disallow cloning into non-empty directory")),
+ OPT_BOOL(0, "single-branch", &single_branch,
+ N_("clone only one branch, HEAD or --branch")),
OPT_END()
};
const char *const git_submodule_helper_usage[] = {
N_("git submodule--helper clone [--prefix=<path>] [--quiet] "
"[--reference <repository>] [--name <name>] [--depth <depth>] "
+ "[--single-branch] "
"--url <url> --path <path>"),
NULL
};
@@ -1438,7 +1446,7 @@ static int module_clone(int argc, const char **argv, const char *prefix)
prepare_possible_alternates(name, &reference);
if (clone_submodule(path, sm_gitdir, url, depth, &reference, dissociate,
- quiet, progress))
+ quiet, progress, single_branch))
die(_("clone of '%s' into submodule path '%s' failed"),
url, path);
} else {
@@ -1562,6 +1570,7 @@ struct submodule_update_clone {
const char *depth;
const char *recursive_prefix;
const char *prefix;
+ int single_branch;
/* to be consumed by git-submodule.sh */
struct update_clone_data *update_clone;
@@ -1581,6 +1590,7 @@ struct submodule_update_clone {
.update = SUBMODULE_UPDATE_STRATEGY_INIT, \
.recommend_shallow = -1, \
.references = STRING_LIST_INIT_DUP, \
+ .single_branch = -1, \
.max_jobs = 1, \
}
@@ -1721,6 +1731,10 @@ static int prepare_to_clone_next_submodule(const struct cache_entry *ce,
argv_array_push(&child->args, "--dissociate");
if (suc->depth)
argv_array_push(&child->args, suc->depth);
+ if (suc->single_branch >= 0)
+ argv_array_push(&child->args, suc->single_branch ?
+ "--single-branch" :
+ "--no-single-branch");
cleanup:
strbuf_reset(&displaypath_sb);
@@ -1900,6 +1914,8 @@ static int update_clone(int argc, const char **argv, const char *prefix)
N_("force cloning progress")),
OPT_BOOL(0, "require-init", &suc.require_init,
N_("disallow cloning into non-empty directory")),
+ OPT_BOOL(0, "single-branch", &suc.single_branch,
+ N_("clone only one branch, HEAD or --branch")),
OPT_END()
};
diff --git a/git-submodule.sh b/git-submodule.sh
index aaa1809..2e33064 100755
--- a/git-submodule.sh
+++ b/git-submodule.sh
@@ -10,7 +10,7 @@ USAGE="[--quiet] [--cached]
or: $dashless [--quiet] status [--cached] [--recursive] [--] [<path>...]
or: $dashless [--quiet] init [--] [<path>...]
or: $dashless [--quiet] deinit [-f|--force] (--all| [--] <path>...)
- or: $dashless [--quiet] update [--init] [--remote] [-N|--no-fetch] [-f|--force] [--checkout|--merge|--rebase] [--[no-]recommend-shallow] [--reference <repository>] [--recursive] [--] [<path>...]
+ or: $dashless [--quiet] update [--init] [--remote] [-N|--no-fetch] [-f|--force] [--checkout|--merge|--rebase] [--[no-]recommend-shallow] [--reference <repository>] [--recursive] [--[no-]single-branch] [--] [<path>...]
or: $dashless [--quiet] set-branch (--default|--branch <branch>) [--] <path>
or: $dashless [--quiet] set-url [--] <path> <newurl>
or: $dashless [--quiet] summary [--cached|--files] [--summary-limit <n>] [commit] [--] [<path>...]
@@ -47,6 +47,7 @@ custom_name=
depth=
progress=
dissociate=
+single_branch=
die_if_unmatched ()
{
@@ -526,6 +527,12 @@ cmd_update()
--jobs=*)
jobs=$1
;;
+ --single-branch)
+ single_branch="--single-branch"
+ ;;
+ --no-single-branch)
+ single_branch="--no-single-branch"
+ ;;
--)
shift
break
@@ -555,6 +562,7 @@ cmd_update()
${dissociate:+"--dissociate"} \
${depth:+--depth "$depth"} \
${require_init:+--require-init} \
+ $single_branch \
$recommend_shallow \
$jobs \
-- \
diff --git a/t/t5617-clone-submodules-remote.sh b/t/t5617-clone-submodules-remote.sh
index 37fcce9..1a041df 100755
--- a/t/t5617-clone-submodules-remote.sh
+++ b/t/t5617-clone-submodules-remote.sh
@@ -14,7 +14,8 @@ test_expect_success 'setup' '
cd sub &&
git init &&
test_commit subcommit1 &&
- git tag sub_when_added_to_super
+ git tag sub_when_added_to_super &&
+ git branch other
) &&
git submodule add "file://$pwd/sub" sub &&
git commit -m "add submodule" &&
@@ -51,4 +52,14 @@ test_expect_success 'check the default is --no-remote-submodules' '
)
'
+test_expect_success 'clone with --single-branch' '
+ test_when_finished "rm -rf super_clone" &&
+ git clone --recurse-submodules --single-branch "file://$pwd/." super_clone &&
+ (
+ cd super_clone/sub &&
+ git rev-parse --verify origin/master &&
+ test_must_fail git rev-parse --verify origin/other
+ )
+'
+
test_done