static int is_active(int argc, const char **argv, const char *prefix)
{
if (argc != 2)
die("submodule--helper is-active takes exactly 1 argument");
gitmodules_config();
return !is_submodule_initialized(argv[1]);
}
/*
* Prep grep structures for a submodule grep
* sha1: the sha1 of the submodule or NULL if using the working tree
* filename: name of the submodule including tree name of parent
* path: location of the submodule
*/
static int grep_submodule(struct grep_opt *opt, const unsigned char *sha1,
const char *filename, const char *path)
{
if (!is_submodule_initialized(path))
return 0;
if (!is_submodule_populated(path)) {
/*
* If searching history, check for the presense of the
* submodule's gitdir before skipping the submodule.
*/
if (sha1) {
const struct submodule *sub =
submodule_from_path(null_sha1, path);
if (sub)
path = git_path("modules/%s", sub->name);
if (!(is_directory(path) && is_git_directory(path)))
return 0;
} else {
return 0;
}
}
#ifndef NO_PTHREADS
if (num_threads) {
add_work(opt, GREP_SOURCE_SUBMODULE, filename, path, sha1);
return 0;
} else
#endif
{
struct work_item w;
int hit;
grep_source_init(&w.source, GREP_SOURCE_SUBMODULE,
filename, path, sha1);
strbuf_init(&w.out, 0);
opt->output_priv = &w;
hit = grep_submodule_launch(opt, &w.source);
write_or_die(1, w.out.buf, w.out.len);
grep_source_clear(&w.source);
strbuf_release(&w.out);
return hit;
}
}
static void module_list_active(struct module_list *list)
{
int i;
struct module_list active_modules = MODULE_LIST_INIT;
gitmodules_config();
for (i = 0; i < list->nr; i++) {
const struct cache_entry *ce = list->entries[i];
if (!is_submodule_initialized(ce->name))
continue;
ALLOC_GROW(active_modules.entries,
active_modules.nr + 1,
active_modules.alloc);
active_modules.entries[active_modules.nr++] = ce;
}
free(list->entries);
*list = active_modules;
}
/**
* Determine whether 'ce' needs to be cloned. If so, prepare the 'child' to
* run the clone. Returns 1 if 'ce' needs to be cloned, 0 otherwise.
*/
static int prepare_to_clone_next_submodule(const struct cache_entry *ce,
struct child_process *child,
struct submodule_update_clone *suc,
struct strbuf *out)
{
const struct submodule *sub = NULL;
struct strbuf displaypath_sb = STRBUF_INIT;
struct strbuf sb = STRBUF_INIT;
const char *displaypath = NULL;
int needs_cloning = 0;
if (ce_stage(ce)) {
if (suc->recursive_prefix)
strbuf_addf(&sb, "%s/%s", suc->recursive_prefix, ce->name);
else
strbuf_addstr(&sb, ce->name);
strbuf_addf(out, _("Skipping unmerged submodule %s"), sb.buf);
strbuf_addch(out, '\n');
goto cleanup;
}
sub = submodule_from_path(null_sha1, ce->name);
if (suc->recursive_prefix)
displaypath = relative_path(suc->recursive_prefix,
ce->name, &displaypath_sb);
else
displaypath = ce->name;
if (!sub) {
next_submodule_warn_missing(suc, out, displaypath);
goto cleanup;
}
if (suc->update.type == SM_UPDATE_NONE
|| (suc->update.type == SM_UPDATE_UNSPECIFIED
&& sub->update_strategy.type == SM_UPDATE_NONE)) {
strbuf_addf(out, _("Skipping submodule '%s'"), displaypath);
strbuf_addch(out, '\n');
goto cleanup;
}
/* Check if the submodule has been initialized. */
if (!is_submodule_initialized(ce->name)) {
next_submodule_warn_missing(suc, out, displaypath);
goto cleanup;
}
strbuf_reset(&sb);
strbuf_addf(&sb, "%s/.git", ce->name);
needs_cloning = !file_exists(sb.buf);
strbuf_reset(&sb);
strbuf_addf(&sb, "%06o %s %d %d\t%s\n", ce->ce_mode,
oid_to_hex(&ce->oid), ce_stage(ce),
needs_cloning, ce->name);
string_list_append(&suc->projectlines, sb.buf);
if (!needs_cloning)
goto cleanup;
child->git_cmd = 1;
child->no_stdin = 1;
child->stdout_to_stderr = 1;
child->err = -1;
argv_array_push(&child->args, "submodule--helper");
argv_array_push(&child->args, "clone");
if (suc->progress)
argv_array_push(&child->args, "--progress");
if (suc->quiet)
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", sub->url, NULL);
if (suc->references.nr) {
struct string_list_item *item;
for_each_string_list_item(item, &suc->references)
argv_array_pushl(&child->args, "--reference", item->string, NULL);
}
if (suc->depth)
argv_array_push(&child->args, suc->depth);
cleanup:
strbuf_reset(&displaypath_sb);
strbuf_reset(&sb);
return needs_cloning;
}
static void init_submodule(const char *path, const char *prefix, int quiet)
{
const struct submodule *sub;
struct strbuf sb = STRBUF_INIT;
char *upd = NULL, *url = NULL, *displaypath;
/* Only loads from .gitmodules, no overlay with .git/config */
gitmodules_config();
if (prefix && get_super_prefix())
die("BUG: cannot have prefix and superprefix");
else if (prefix)
displaypath = xstrdup(relative_path(path, prefix, &sb));
else if (get_super_prefix()) {
strbuf_addf(&sb, "%s%s", get_super_prefix(), path);
displaypath = strbuf_detach(&sb, NULL);
} else
displaypath = xstrdup(path);
sub = submodule_from_path(null_sha1, path);
if (!sub)
die(_("No url found for submodule path '%s' in .gitmodules"),
displaypath);
/*
* NEEDSWORK: In a multi-working-tree world, this needs to be
* set in the per-worktree config.
*
* Set active flag for the submodule being initialized
*/
if (!is_submodule_initialized(path)) {
strbuf_reset(&sb);
strbuf_addf(&sb, "submodule.%s.active", sub->name);
git_config_set_gently(sb.buf, "true");
}
/*
* Copy url setting when it is not set yet.
* To look up the url in .git/config, we must not fall back to
* .gitmodules, so look it up directly.
*/
strbuf_reset(&sb);
strbuf_addf(&sb, "submodule.%s.url", sub->name);
if (git_config_get_string(sb.buf, &url)) {
url = xstrdup(sub->url);
if (!url)
die(_("No url found for submodule path '%s' in .gitmodules"),
displaypath);
/* Possibly a url relative to parent */
if (starts_with_dot_dot_slash(url) ||
starts_with_dot_slash(url)) {
char *remoteurl, *relurl;
char *remote = get_default_remote();
struct strbuf remotesb = STRBUF_INIT;
strbuf_addf(&remotesb, "remote.%s.url", remote);
free(remote);
if (git_config_get_string(remotesb.buf, &remoteurl)) {
warning(_("could not lookup configuration '%s'. Assuming this repository is its own authoritative upstream."), remotesb.buf);
remoteurl = xgetcwd();
}
relurl = relative_url(remoteurl, url, NULL);
strbuf_release(&remotesb);
free(remoteurl);
free(url);
url = relurl;
}
if (git_config_set_gently(sb.buf, url))
die(_("Failed to register url for submodule path '%s'"),
displaypath);
if (!quiet)
fprintf(stderr,
_("Submodule '%s' (%s) registered for path '%s'\n"),
sub->name, url, displaypath);
}
/* Copy "update" setting when it is not set yet */
strbuf_reset(&sb);
strbuf_addf(&sb, "submodule.%s.update", sub->name);
if (git_config_get_string(sb.buf, &upd) &&
sub->update_strategy.type != SM_UPDATE_UNSPECIFIED) {
if (sub->update_strategy.type == SM_UPDATE_COMMAND) {
fprintf(stderr, _("warning: command update mode suggested for submodule '%s'\n"),
sub->name);
upd = xstrdup("none");
} else
upd = xstrdup(submodule_strategy_to_string(&sub->update_strategy));
if (git_config_set_gently(sb.buf, upd))
die(_("Failed to register update mode for submodule path '%s'"), displaypath);
}
strbuf_release(&sb);
free(displaypath);
free(url);
free(upd);
}
