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Diffstat (limited to 'builtin/clone.c')
-rw-r--r--builtin/clone.c38
1 files changed, 31 insertions, 7 deletions
diff --git a/builtin/clone.c b/builtin/clone.c
index 53e04b14b3..0fc89ae2b9 100644
--- a/builtin/clone.c
+++ b/builtin/clone.c
@@ -59,6 +59,7 @@ static const char *real_git_dir;
static char *option_upload_pack = "git-upload-pack";
static int option_verbosity;
static int option_progress = -1;
+static int option_sparse_checkout;
static enum transport_family family;
static struct string_list option_config = STRING_LIST_INIT_NODUP;
static struct string_list option_required_reference = STRING_LIST_INIT_NODUP;
@@ -146,6 +147,8 @@ static struct option builtin_clone_options[] = {
OPT_PARSE_LIST_OBJECTS_FILTER(&filter_options),
OPT_BOOL(0, "remote-submodules", &option_remote_submodules,
N_("any cloned submodules will use their remote-tracking branch")),
+ OPT_BOOL(0, "sparse", &option_sparse_checkout,
+ N_("initialize sparse-checkout file to include only files at root")),
OPT_END()
};
@@ -733,6 +736,27 @@ static void update_head(const struct ref *our, const struct ref *remote,
}
}
+static int git_sparse_checkout_init(const char *repo)
+{
+ struct argv_array argv = ARGV_ARRAY_INIT;
+ int result = 0;
+ argv_array_pushl(&argv, "-C", repo, "sparse-checkout", "init", NULL);
+
+ /*
+ * We must apply the setting in the current process
+ * for the later checkout to use the sparse-checkout file.
+ */
+ core_apply_sparse_checkout = 1;
+
+ if (run_command_v_opt(argv.argv, RUN_GIT_CMD)) {
+ error(_("failed to initialize sparse-checkout"));
+ result = 1;
+ }
+
+ argv_array_clear(&argv);
+ return result;
+}
+
static int checkout(int submodule_progress)
{
struct object_id oid;
@@ -899,7 +923,7 @@ static void dissociate_from_references(void)
free(alternates);
}
-static int dir_exists(const char *path)
+static int path_exists(const char *path)
{
struct stat sb;
return !stat(path, &sb);
@@ -927,8 +951,6 @@ int cmd_clone(int argc, const char **argv, const char *prefix)
struct argv_array ref_prefixes = ARGV_ARRAY_INIT;
- fetch_if_missing = 0;
-
packet_trace_identity("clone");
argc = parse_options(argc, argv, prefix, builtin_clone_options,
builtin_clone_usage, 0);
@@ -981,7 +1003,7 @@ int cmd_clone(int argc, const char **argv, const char *prefix)
dir = guess_dir_name(repo_name, is_bundle, option_bare);
strip_trailing_slashes(dir);
- dest_exists = dir_exists(dir);
+ dest_exists = path_exists(dir);
if (dest_exists && !is_empty_dir(dir))
die(_("destination path '%s' already exists and is not "
"an empty directory."), dir);
@@ -992,7 +1014,7 @@ int cmd_clone(int argc, const char **argv, const char *prefix)
work_tree = NULL;
else {
work_tree = getenv("GIT_WORK_TREE");
- if (work_tree && dir_exists(work_tree))
+ if (work_tree && path_exists(work_tree))
die(_("working tree '%s' already exists."), work_tree);
}
@@ -1020,7 +1042,7 @@ int cmd_clone(int argc, const char **argv, const char *prefix)
}
if (real_git_dir) {
- if (dir_exists(real_git_dir))
+ if (path_exists(real_git_dir))
junk_git_dir_flags |= REMOVE_DIR_KEEP_TOPLEVEL;
junk_git_dir = real_git_dir;
} else {
@@ -1106,6 +1128,9 @@ int cmd_clone(int argc, const char **argv, const char *prefix)
if (option_required_reference.nr || option_optional_reference.nr)
setup_reference();
+ if (option_sparse_checkout && git_sparse_checkout_init(repo))
+ return 1;
+
remote = remote_get(option_origin);
strbuf_addf(&default_refspec, "+%s*:%s*", src_ref_prefix,
@@ -1265,7 +1290,6 @@ int cmd_clone(int argc, const char **argv, const char *prefix)
}
junk_mode = JUNK_LEAVE_REPO;
- fetch_if_missing = 1;
err = checkout(submodule_progress);
strbuf_release(&reflog_msg);