static int clone_submodule(const char *path, const char *gitdir, const char *url,
const char *depth, const char *reference, int quiet)
{
- struct child_process cp;
- child_process_init(&cp);
+ struct child_process cp = CHILD_PROCESS_INIT;
argv_array_push(&cp.args, "clone");
argv_array_push(&cp.args, "--no-checkout");
/* configuration parameters which are passed on to the children */
int quiet;
+ int recommend_shallow;
const char *reference;
const char *depth;
const char *recursive_prefix;
/* If we want to stop as fast as possible and return an error */
unsigned quickstop : 1;
+
+ /* failed clones to be retried again */
+ const struct cache_entry **failed_clones;
+ int failed_clones_nr, failed_clones_alloc;
};
#define SUBMODULE_UPDATE_CLONE_INIT {0, MODULE_LIST_INIT, 0, \
- SUBMODULE_UPDATE_STRATEGY_INIT, 0, NULL, NULL, NULL, NULL, \
- STRING_LIST_INIT_DUP, 0}
+ SUBMODULE_UPDATE_STRATEGY_INIT, 0, -1, NULL, NULL, NULL, NULL, \
+ STRING_LIST_INIT_DUP, 0, NULL, 0, 0}
static void next_submodule_warn_missing(struct submodule_update_clone *suc,
if (suc->recursive_prefix)
strbuf_addf(&sb, "%s/%s", suc->recursive_prefix, ce->name);
else
- strbuf_addf(&sb, "%s", ce->name);
+ strbuf_addstr(&sb, ce->name);
strbuf_addf(out, _("Skipping unmerged submodule %s"), sb.buf);
strbuf_addch(out, '\n');
goto cleanup;
argv_array_push(&child->args, "--quiet");
if (suc->prefix)
argv_array_pushl(&child->args, "--prefix", suc->prefix, NULL);
+ if (suc->recommend_shallow && sub->recommend_shallow == 1)
+ argv_array_push(&child->args, "--depth=1");
argv_array_pushl(&child->args, "--path", sub->path, NULL);
argv_array_pushl(&child->args, "--name", sub->name, NULL);
argv_array_pushl(&child->args, "--url", url, NULL);
static int update_clone_get_next_task(struct child_process *child,
struct strbuf *err,
void *suc_cb,
- void **void_task_cb)
+ void **idx_task_cb)
{
struct submodule_update_clone *suc = suc_cb;
+ const struct cache_entry *ce;
+ int index;
for (; suc->current < suc->list.nr; suc->current++) {
- const struct cache_entry *ce = suc->list.entries[suc->current];
+ ce = suc->list.entries[suc->current];
if (prepare_to_clone_next_submodule(ce, child, suc, err)) {
+ int *p = xmalloc(sizeof(*p));
+ *p = suc->current;
+ *idx_task_cb = p;
suc->current++;
return 1;
}
}
+
+ /*
+ * The loop above tried cloning each submodule once, now try the
+ * stragglers again, which we can imagine as an extension of the
+ * entry list.
+ */
+ index = suc->current - suc->list.nr;
+ if (index < suc->failed_clones_nr) {
+ int *p;
+ ce = suc->failed_clones[index];
+ if (!prepare_to_clone_next_submodule(ce, child, suc, err)) {
+ suc->current ++;
+ strbuf_addstr(err, "BUG: submodule considered for "
+ "cloning, doesn't need cloning "
+ "any more?\n");
+ return 0;
+ }
+ p = xmalloc(sizeof(*p));
+ *p = suc->current;
+ *idx_task_cb = p;
+ suc->current ++;
+ return 1;
+ }
+
return 0;
}
static int update_clone_start_failure(struct strbuf *err,
void *suc_cb,
- void *void_task_cb)
+ void *idx_task_cb)
{
struct submodule_update_clone *suc = suc_cb;
suc->quickstop = 1;
static int update_clone_task_finished(int result,
struct strbuf *err,
void *suc_cb,
- void *void_task_cb)
+ void *idx_task_cb)
{
+ const struct cache_entry *ce;
struct submodule_update_clone *suc = suc_cb;
+ int *idxP = *(int**)idx_task_cb;
+ int idx = *idxP;
+ free(idxP);
+
if (!result)
return 0;
- suc->quickstop = 1;
- return 1;
+ if (idx < suc->list.nr) {
+ ce = suc->list.entries[idx];
+ strbuf_addf(err, _("Failed to clone '%s'. Retry scheduled"),
+ ce->name);
+ strbuf_addch(err, '\n');
+ ALLOC_GROW(suc->failed_clones,
+ suc->failed_clones_nr + 1,
+ suc->failed_clones_alloc);
+ suc->failed_clones[suc->failed_clones_nr++] = ce;
+ return 0;
+ } else {
+ idx -= suc->list.nr;
+ ce = suc->failed_clones[idx];
+ strbuf_addf(err, _("Failed to clone '%s' a second time, aborting"),
+ ce->name);
+ strbuf_addch(err, '\n');
+ suc->quickstop = 1;
+ return 1;
+ }
+
+ return 0;
}
static int update_clone(int argc, const char **argv, const char *prefix)
"specified number of revisions")),
OPT_INTEGER('j', "jobs", &max_jobs,
N_("parallel jobs")),
+ OPT_BOOL(0, "recommend-shallow", &suc.recommend_shallow,
+ N_("whether the initial clone should follow the shallow recommendation")),
OPT__QUIET(&suc.quiet, N_("don't print cloning progress")),
OPT_END()
};
{
struct strbuf sb = STRBUF_INIT;
if (argc != 3)
- die("submodule--helper relative_path takes exactly 2 arguments, got %d", argc);
+ die("submodule--helper relative-path takes exactly 2 arguments, got %d", argc);
printf("%s", relative_path(argv[1], argv[2], &sb));
strbuf_release(&sb);
return 0;
}
+static const char *remote_submodule_branch(const char *path)
+{
+ const struct submodule *sub;
+ gitmodules_config();
+ git_config(submodule_config, NULL);
+
+ sub = submodule_from_path(null_sha1, path);
+ if (!sub)
+ return NULL;
+
+ if (!sub->branch)
+ return "master";
+
+ if (!strcmp(sub->branch, ".")) {
+ unsigned char sha1[20];
+ const char *refname = resolve_ref_unsafe("HEAD", 0, sha1, NULL);
+
+ if (!refname)
+ die(_("No such ref: %s"), "HEAD");
+
+ /* detached HEAD */
+ if (!strcmp(refname, "HEAD"))
+ die(_("Submodule (%s) branch configured to inherit "
+ "branch from superproject, but the superproject "
+ "is not on any branch"), sub->name);
+
+ if (!skip_prefix(refname, "refs/heads/", &refname))
+ die(_("Expecting a full ref name, got %s"), refname);
+ return refname;
+ }
+
+ return sub->branch;
+}
+
+static int resolve_remote_submodule_branch(int argc, const char **argv,
+ const char *prefix)
+{
+ const char *ret;
+ struct strbuf sb = STRBUF_INIT;
+ if (argc != 2)
+ die("submodule--helper remote-branch takes exactly one arguments, got %d", argc);
+
+ ret = remote_submodule_branch(argv[1]);
+ if (!ret)
+ die("submodule %s doesn't exist", argv[1]);
+
+ printf("%s", ret);
+ strbuf_release(&sb);
+ return 0;
+}
+
struct cmd_struct {
const char *cmd;
int (*fn)(int, const char **, const char *);
{"relative-path", resolve_relative_path},
{"resolve-relative-url", resolve_relative_url},
{"resolve-relative-url-test", resolve_relative_url_test},
- {"init", module_init}
+ {"init", module_init},
+ {"remote-branch", resolve_remote_submodule_branch}
};
int cmd_submodule__helper(int argc, const char **argv, const char *prefix)