static int config_fetch_recurse_submodules = RECURSE_SUBMODULES_ON_DEMAND;
static int config_update_recurse_submodules = RECURSE_SUBMODULES_DEFAULT;
static int parallel_jobs = 1;
-static struct string_list changed_submodule_paths = STRING_LIST_INIT_NODUP;
+static struct string_list changed_submodule_paths = STRING_LIST_INIT_DUP;
static int initialized_fetch_ref_tips;
static struct oid_array ref_tips_before_fetch;
static struct oid_array ref_tips_after_fetch;
{
int has_commit = 1;
+ /*
+ * Perform a cheap, but incorrect check for the existance of 'commits'.
+ * This is done by adding the submodule's object store to the in-core
+ * object store, and then querying for each commit's existance. If we
+ * do not have the commit object anywhere, there is no chance we have
+ * it in the object store of the correct submodule and have it
+ * reachable from a ref, so we can fail early without spawning rev-list
+ * which is expensive.
+ */
if (add_submodule_odb(path))
return 0;
oid_array_for_each_unique(commits, check_has_commit, &has_commit);
+
+ if (has_commit) {
+ /*
+ * Even if the submodule is checked out and the commit is
+ * present, make sure it exists in the submodule's object store
+ * and that it is reachable from a ref.
+ */
+ struct child_process cp = CHILD_PROCESS_INIT;
+ struct strbuf out = STRBUF_INIT;
+
+ argv_array_pushl(&cp.args, "rev-list", "-n", "1", NULL);
+ oid_array_for_each_unique(commits, append_oid_to_argv, &cp.args);
+ argv_array_pushl(&cp.args, "--not", "--all", NULL);
+
+ prepare_submodule_repo_env(&cp.env_array);
+ cp.git_cmd = 1;
+ cp.no_stdin = 1;
+ cp.dir = path;
+
+ if (capture_command(&cp, &out, GIT_MAX_HEXSZ + 1) || out.len)
+ has_commit = 0;
+
+ strbuf_release(&out);
+ }
+
return has_commit;
}
diff_tree_combined_merge(commit, 1, &rev);
}
-static void free_submodules_sha1s(struct string_list *submodules)
+static void free_submodules_oids(struct string_list *submodules)
{
struct string_list_item *item;
for_each_string_list_item(item, submodules)
if (submodule_needs_pushing(submodule->string, commits))
string_list_insert(needs_pushing, submodule->string);
}
- free_submodules_sha1s(&submodules);
+
+ free_submodules_oids(&submodules);
return needs_pushing->nr;
}
struct string_list_item *path;
path = unsorted_string_list_lookup(&changed_submodule_paths, p->two->path);
if (!path && !is_submodule_commit_present(p->two->path, p->two->oid.hash))
- string_list_append(&changed_submodule_paths, xstrdup(p->two->path));
+ string_list_append(&changed_submodule_paths, p->two->path);
} else {
/* Submodule is new or was moved here */
/* NEEDSWORK: When the .git directories of submodules
}
}
-static int add_sha1_to_array(const char *ref, const struct object_id *oid,
- int flags, void *data)
+static int append_oid_to_array(const char *ref, const struct object_id *oid,
+ int flags, void *data)
{
- oid_array_append(data, oid);
+ struct oid_array *array = data;
+ oid_array_append(array, oid);
return 0;
}
void check_for_new_submodule_commits(struct object_id *oid)
{
if (!initialized_fetch_ref_tips) {
- for_each_ref(add_sha1_to_array, &ref_tips_before_fetch);
+ for_each_ref(append_oid_to_array, &ref_tips_before_fetch);
initialized_fetch_ref_tips = 1;
}
oid_array_append(&ref_tips_after_fetch, oid);
}
-static int add_oid_to_argv(const struct object_id *oid, void *data)
-{
- argv_array_push(data, oid_to_hex(oid));
- return 0;
-}
-
static void calculate_changed_submodule_paths(void)
{
struct rev_info rev;
init_revisions(&rev, NULL);
argv_array_push(&argv, "--"); /* argv[0] program name */
oid_array_for_each_unique(&ref_tips_after_fetch,
- add_oid_to_argv, &argv);
+ append_oid_to_argv, &argv);
argv_array_push(&argv, "--not");
oid_array_for_each_unique(&ref_tips_before_fetch,
- add_oid_to_argv, &argv);
+ append_oid_to_argv, &argv);
setup_revisions(argv.argc, argv.argv, &rev, NULL);
if (prepare_revision_walk(&rev))
die("revision walk setup failed");
cp1.no_stdin = 1;
cp1.dir = path;
- argv_array_pushl(&cp1.args, "update-ref", "HEAD",
- new ? new : EMPTY_TREE_SHA1_HEX, NULL);
+ argv_array_pushl(&cp1.args, "update-ref", "HEAD", new, NULL);
if (run_command(&cp1)) {
ret = -1;