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Diffstat (limited to 'builtin/clone.c')
-rw-r--r--builtin/clone.c33
1 files changed, 27 insertions, 6 deletions
diff --git a/builtin/clone.c b/builtin/clone.c
index a9af3f2..166a645 100644
--- a/builtin/clone.c
+++ b/builtin/clone.c
@@ -34,7 +34,7 @@
*
*/
static const char * const builtin_clone_usage[] = {
- N_("git clone [options] [--] <repo> [<dir>]"),
+ N_("git clone [<options>] [--] <repo> [<dir>]"),
NULL
};
@@ -49,6 +49,7 @@ static int option_verbosity;
static int option_progress = -1;
static struct string_list option_config;
static struct string_list option_reference;
+static int option_dissociate;
static int opt_parse_reference(const struct option *opt, const char *arg, int unset)
{
@@ -94,6 +95,8 @@ static struct option builtin_clone_options[] = {
N_("create a shallow clone of that depth")),
OPT_BOOL(0, "single-branch", &option_single_branch,
N_("clone only one branch, HEAD or --branch")),
+ OPT_BOOL(0, "dissociate", &option_dissociate,
+ N_("use --reference only while cloning")),
OPT_STRING(0, "separate-git-dir", &real_git_dir, N_("gitdir"),
N_("separate git dir from working tree")),
OPT_STRING_LIST('c', "config", &option_config, N_("key=value"),
@@ -736,6 +739,16 @@ static void write_refspec_config(const char *src_ref_prefix,
strbuf_release(&value);
}
+static void dissociate_from_references(void)
+{
+ static const char* argv[] = { "repack", "-a", "-d", NULL };
+
+ if (run_command_v_opt(argv, RUN_GIT_CMD|RUN_COMMAND_NO_STDIN))
+ die(_("cannot repack to clean up"));
+ if (unlink(git_path("objects/info/alternates")) && errno != ENOENT)
+ die_errno(_("cannot unlink temporary alternates file"));
+}
+
int cmd_clone(int argc, const char **argv, const char *prefix)
{
int is_bundle = 0, is_local;
@@ -830,20 +843,21 @@ int cmd_clone(int argc, const char **argv, const char *prefix)
git_dir = mkpathdup("%s/.git", dir);
}
+ atexit(remove_junk);
+ sigchain_push_common(remove_junk_on_signal);
+
if (!option_bare) {
- junk_work_tree = work_tree;
if (safe_create_leading_directories_const(work_tree) < 0)
die_errno(_("could not create leading directories of '%s'"),
work_tree);
if (!dest_exists && mkdir(work_tree, 0777))
- die_errno(_("could not create work tree dir '%s'."),
+ die_errno(_("could not create work tree dir '%s'"),
work_tree);
+ junk_work_tree = work_tree;
set_git_work_tree(work_tree);
}
- junk_git_dir = git_dir;
- atexit(remove_junk);
- sigchain_push_common(remove_junk_on_signal);
+ junk_git_dir = git_dir;
if (safe_create_leading_directories_const(git_dir) < 0)
die(_("could not create leading directories of '%s'"), git_dir);
@@ -881,6 +895,10 @@ int cmd_clone(int argc, const char **argv, const char *prefix)
if (option_reference.nr)
setup_reference();
+ else if (option_dissociate) {
+ warning(_("--dissociate given, but there is no --reference"));
+ option_dissociate = 0;
+ }
fetch_pattern = value.buf;
refspec = parse_fetch_refspec(1, &fetch_pattern);
@@ -994,6 +1012,9 @@ int cmd_clone(int argc, const char **argv, const char *prefix)
transport_unlock_pack(transport);
transport_disconnect(transport);
+ if (option_dissociate)
+ dissociate_from_references();
+
junk_mode = JUNK_LEAVE_REPO;
err = checkout();