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Merge branch 'll/clone-reject-shallow'

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"git clone --reject-shallow" option fails the clone as soon as we
notice that we are cloning from a shallow repository.

* ll/clone-reject-shallow:
  builtin/clone.c: add --reject-shallow option
This commit is contained in:
Junio C Hamano
2021-04-08 13:23:25 -07:00
parent e6b971fcf5 4fe788b1b0
commit 22eee7f455
10 changed files with 108 additions and 6 deletions
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21
builtin/clone.c
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@ -50,6 +50,8 @@ static int option_no_checkout, option_bare, option_mirror, option_single_branch
static int option_local = -1, option_no_hardlinks, option_shared;
static int option_no_tags;
static int option_shallow_submodules;
static int option_reject_shallow = -1; /* unspecified */
static int config_reject_shallow = -1; /* unspecified */
static int deepen;
static char *option_template, *option_depth, *option_since;
static char *option_origin = NULL;
@ -90,6 +92,8 @@ static struct option builtin_clone_options[] = {
OPT__VERBOSITY(&option_verbosity),
OPT_BOOL(0, "progress", &option_progress,
N_("force progress reporting")),
OPT_BOOL(0, "reject-shallow", &option_reject_shallow,
N_("don't clone shallow repository")),
OPT_BOOL('n', "no-checkout", &option_no_checkout,
N_("don't create a checkout")),
OPT_BOOL(0, "bare", &option_bare, N_("create a bare repository")),
@ -858,6 +862,9 @@ static int git_clone_config(const char *k, const char *v, void *cb)
free(remote_name);
remote_name = xstrdup(v);
}
if (!strcmp(k, "clone.rejectshallow"))
config_reject_shallow = git_config_bool(k, v);
return git_default_config(k, v, cb);
}
@ -963,6 +970,7 @@ static int path_exists(const char *path)
int cmd_clone(int argc, const char **argv, const char *prefix)
{
int is_bundle = 0, is_local;
int reject_shallow = 0;
const char *repo_name, *repo, *work_tree, *git_dir;
char *path = NULL, *dir, *display_repo = NULL;
int dest_exists, real_dest_exists = 0;
@ -1157,6 +1165,15 @@ int cmd_clone(int argc, const char **argv, const char *prefix)
*/
git_config(git_clone_config, NULL);
/*
* If option_reject_shallow is specified from CLI option,
* ignore config_reject_shallow from git_clone_config.
*/
if (config_reject_shallow != -1)
reject_shallow = config_reject_shallow;
if (option_reject_shallow != -1)
reject_shallow = option_reject_shallow;
/*
* apply the remote name provided by --origin only after this second
* call to git_config, to ensure it overrides all config-based values.
@ -1217,6 +1234,8 @@ int cmd_clone(int argc, const char **argv, const char *prefix)
if (filter_options.choice)
warning(_("--filter is ignored in local clones; use file:// instead."));
if (!access(mkpath("%s/shallow", path), F_OK)) {
if (reject_shallow)
die(_("source repository is shallow, reject to clone."));
if (option_local > 0)
warning(_("source repository is shallow, ignoring --local"));
is_local = 0;
@ -1228,6 +1247,8 @@ int cmd_clone(int argc, const char **argv, const char *prefix)
transport_set_option(transport, TRANS_OPT_KEEP, "yes");
if (reject_shallow)
transport_set_option(transport, TRANS_OPT_REJECT_SHALLOW, "1");
if (option_depth)
transport_set_option(transport, TRANS_OPT_DEPTH,
option_depth);