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-rw-r--r--builtin/submodule--helper.c294
1 files changed, 238 insertions, 56 deletions
diff --git a/builtin/submodule--helper.c b/builtin/submodule--helper.c
index 5e6f2db..6881b6a 100644
--- a/builtin/submodule--helper.c
+++ b/builtin/submodule--helper.c
@@ -584,6 +584,26 @@ static int module_foreach(int argc, const char **argv, const char *prefix)
return 0;
}
+static char *compute_submodule_clone_url(const char *rel_url)
+{
+ char *remoteurl, *relurl;
+ char *remote = get_default_remote();
+ struct strbuf remotesb = STRBUF_INIT;
+
+ strbuf_addf(&remotesb, "remote.%s.url", remote);
+ if (git_config_get_string(remotesb.buf, &remoteurl)) {
+ warning(_("could not look up configuration '%s'. Assuming this repository is its own authoritative upstream."), remotesb.buf);
+ remoteurl = xgetcwd();
+ }
+ relurl = relative_url(remoteurl, rel_url, NULL);
+
+ free(remote);
+ free(remoteurl);
+ strbuf_release(&remotesb);
+
+ return relurl;
+}
+
struct init_cb {
const char *prefix;
unsigned int flags;
@@ -634,21 +654,9 @@ static void init_submodule(const char *path, const char *prefix,
/* 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;
+ char *oldurl = url;
+ url = compute_submodule_clone_url(oldurl);
+ free(oldurl);
}
if (git_config_set_gently(sb.buf, url))
@@ -792,7 +800,7 @@ static void status_submodule(const char *path, const struct object_id *ce_oid,
path, NULL);
git_config(git_diff_basic_config, NULL);
- init_revisions(&rev, prefix);
+ repo_init_revisions(the_repository, &rev, prefix);
rev.abbrev = 0;
diff_files_args.argc = setup_revisions(diff_files_args.argc,
diff_files_args.argv,
@@ -1123,6 +1131,8 @@ static void deinit_submodule(const char *path, const char *prefix,
if (!(flags & OPT_QUIET))
printf(format, displaypath);
+ submodule_unset_core_worktree(sub);
+
strbuf_release(&sb_rm);
}
@@ -1257,19 +1267,20 @@ struct submodule_alternate_setup {
SUBMODULE_ALTERNATE_ERROR_IGNORE, NULL }
static int add_possible_reference_from_superproject(
- struct alternate_object_database *alt, void *sas_cb)
+ struct object_directory *odb, void *sas_cb)
{
struct submodule_alternate_setup *sas = sas_cb;
+ size_t len;
/*
* If the alternate object store is another repository, try the
* standard layout with .git/(modules/<name>)+/objects
*/
- if (ends_with(alt->path, "/objects")) {
+ if (strip_suffix(odb->path, "/objects", &len)) {
char *sm_alternate;
struct strbuf sb = STRBUF_INIT;
struct strbuf err = STRBUF_INIT;
- strbuf_add(&sb, alt->path, strlen(alt->path) - strlen("objects"));
+ strbuf_add(&sb, odb->path, len);
/*
* We need to end the new path with '/' to mark it as a dir,
@@ -1277,7 +1288,7 @@ static int add_possible_reference_from_superproject(
* as the last part of a missing submodule reference would
* be taken as a file name.
*/
- strbuf_addf(&sb, "modules/%s/", sas->submodule_name);
+ strbuf_addf(&sb, "/modules/%s/", sas->submodule_name);
sm_alternate = compute_alternate_path(sb.buf, &err);
if (sm_alternate) {
@@ -1444,6 +1455,70 @@ static int module_clone(int argc, const char **argv, const char *prefix)
return 0;
}
+static void determine_submodule_update_strategy(struct repository *r,
+ int just_cloned,
+ const char *path,
+ const char *update,
+ struct submodule_update_strategy *out)
+{
+ const struct submodule *sub = submodule_from_path(r, &null_oid, path);
+ char *key;
+ const char *val;
+
+ key = xstrfmt("submodule.%s.update", sub->name);
+
+ if (update) {
+ if (parse_submodule_update_strategy(update, out) < 0)
+ die(_("Invalid update mode '%s' for submodule path '%s'"),
+ update, path);
+ } else if (!repo_config_get_string_const(r, key, &val)) {
+ if (parse_submodule_update_strategy(val, out) < 0)
+ die(_("Invalid update mode '%s' configured for submodule path '%s'"),
+ val, path);
+ } else if (sub->update_strategy.type != SM_UPDATE_UNSPECIFIED) {
+ out->type = sub->update_strategy.type;
+ out->command = sub->update_strategy.command;
+ } else
+ out->type = SM_UPDATE_CHECKOUT;
+
+ if (just_cloned &&
+ (out->type == SM_UPDATE_MERGE ||
+ out->type == SM_UPDATE_REBASE ||
+ out->type == SM_UPDATE_NONE))
+ out->type = SM_UPDATE_CHECKOUT;
+
+ free(key);
+}
+
+static int module_update_module_mode(int argc, const char **argv, const char *prefix)
+{
+ const char *path, *update = NULL;
+ int just_cloned;
+ struct submodule_update_strategy update_strategy = { .type = SM_UPDATE_CHECKOUT };
+
+ if (argc < 3 || argc > 4)
+ die("submodule--helper update-module-clone expects <just-cloned> <path> [<update>]");
+
+ just_cloned = git_config_int("just_cloned", argv[1]);
+ path = argv[2];
+
+ if (argc == 4)
+ update = argv[3];
+
+ determine_submodule_update_strategy(the_repository,
+ just_cloned, path, update,
+ &update_strategy);
+ fputs(submodule_strategy_to_string(&update_strategy), stdout);
+
+ return 0;
+}
+
+struct update_clone_data {
+ const struct submodule *sub;
+ struct object_id oid;
+ unsigned just_cloned;
+};
+
struct submodule_update_clone {
/* index into 'list', the list of submodules to look into for cloning */
int current;
@@ -1463,8 +1538,9 @@ struct submodule_update_clone {
const char *recursive_prefix;
const char *prefix;
- /* Machine-readable status lines to be consumed by git-submodule.sh */
- struct string_list projectlines;
+ /* to be consumed by git-submodule.sh */
+ struct update_clone_data *update_clone;
+ int update_clone_nr; int update_clone_alloc;
/* If we want to stop as fast as possible and return an error */
unsigned quickstop : 1;
@@ -1472,11 +1548,13 @@ struct submodule_update_clone {
/* failed clones to be retried again */
const struct cache_entry **failed_clones;
int failed_clones_nr, failed_clones_alloc;
+
+ int max_jobs;
};
#define SUBMODULE_UPDATE_CLONE_INIT {0, MODULE_LIST_INIT, 0, \
SUBMODULE_UPDATE_STRATEGY_INIT, 0, 0, -1, STRING_LIST_INIT_DUP, 0, \
NULL, NULL, NULL, \
- STRING_LIST_INIT_DUP, 0, NULL, 0, 0}
+ NULL, 0, 0, 0, NULL, 0, 0, 1}
static void next_submodule_warn_missing(struct submodule_update_clone *suc,
@@ -1515,6 +1593,7 @@ static int prepare_to_clone_next_submodule(const struct cache_entry *ce,
struct strbuf sb = STRBUF_INIT;
const char *displaypath = NULL;
int needs_cloning = 0;
+ int need_free_url = 0;
if (ce_stage(ce)) {
if (suc->recursive_prefix)
@@ -1563,18 +1642,25 @@ static int prepare_to_clone_next_submodule(const struct cache_entry *ce,
strbuf_reset(&sb);
strbuf_addf(&sb, "submodule.%s.url", sub->name);
- if (repo_config_get_string_const(the_repository, sb.buf, &url))
- url = sub->url;
+ if (repo_config_get_string_const(the_repository, sb.buf, &url)) {
+ if (starts_with_dot_slash(sub->url) ||
+ starts_with_dot_dot_slash(sub->url)) {
+ url = compute_submodule_clone_url(sub->url);
+ need_free_url = 1;
+ } else
+ url = sub->url;
+ }
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);
+ ALLOC_GROW(suc->update_clone, suc->update_clone_nr + 1,
+ suc->update_clone_alloc);
+ oidcpy(&suc->update_clone[suc->update_clone_nr].oid, &ce->oid);
+ suc->update_clone[suc->update_clone_nr].just_cloned = needs_cloning;
+ suc->update_clone[suc->update_clone_nr].sub = sub;
+ suc->update_clone_nr++;
if (!needs_cloning)
goto cleanup;
@@ -1609,6 +1695,8 @@ static int prepare_to_clone_next_submodule(const struct cache_entry *ce,
cleanup:
strbuf_reset(&displaypath_sb);
strbuf_reset(&sb);
+ if (need_free_url)
+ free((void*)url);
return needs_cloning;
}
@@ -1715,11 +1803,44 @@ static int git_update_clone_config(const char *var, const char *value,
return 0;
}
+static void update_submodule(struct update_clone_data *ucd)
+{
+ fprintf(stdout, "dummy %s %d\t%s\n",
+ oid_to_hex(&ucd->oid),
+ ucd->just_cloned,
+ ucd->sub->path);
+}
+
+static int update_submodules(struct submodule_update_clone *suc)
+{
+ int i;
+
+ run_processes_parallel(suc->max_jobs,
+ update_clone_get_next_task,
+ update_clone_start_failure,
+ update_clone_task_finished,
+ suc);
+
+ /*
+ * We saved the output and put it out all at once now.
+ * That means:
+ * - the listener does not have to interleave their (checkout)
+ * work with our fetching. The writes involved in a
+ * checkout involve more straightforward sequential I/O.
+ * - the listener can avoid doing any work if fetching failed.
+ */
+ if (suc->quickstop)
+ return 1;
+
+ for (i = 0; i < suc->update_clone_nr; i++)
+ update_submodule(&suc->update_clone[i]);
+
+ return 0;
+}
+
static int update_clone(int argc, const char **argv, const char *prefix)
{
const char *update = NULL;
- int max_jobs = 1;
- struct string_list_item *item;
struct pathspec pathspec;
struct submodule_update_clone suc = SUBMODULE_UPDATE_CLONE_INIT;
@@ -1741,7 +1862,7 @@ static int update_clone(int argc, const char **argv, const char *prefix)
OPT_STRING(0, "depth", &suc.depth, "<depth>",
N_("Create a shallow clone truncated to the "
"specified number of revisions")),
- OPT_INTEGER('j', "jobs", &max_jobs,
+ OPT_INTEGER('j', "jobs", &suc.max_jobs,
N_("parallel jobs")),
OPT_BOOL(0, "recommend-shallow", &suc.recommend_shallow,
N_("whether the initial clone should follow the shallow recommendation")),
@@ -1757,8 +1878,8 @@ static int update_clone(int argc, const char **argv, const char *prefix)
};
suc.prefix = prefix;
- update_clone_config_from_gitmodules(&max_jobs);
- git_config(git_update_clone_config, &max_jobs);
+ update_clone_config_from_gitmodules(&suc.max_jobs);
+ git_config(git_update_clone_config, &suc.max_jobs);
argc = parse_options(argc, argv, prefix, module_update_clone_options,
git_submodule_helper_usage, 0);
@@ -1773,27 +1894,7 @@ static int update_clone(int argc, const char **argv, const char *prefix)
if (pathspec.nr)
suc.warn_if_uninitialized = 1;
- run_processes_parallel(max_jobs,
- update_clone_get_next_task,
- update_clone_start_failure,
- update_clone_task_finished,
- &suc);
-
- /*
- * We saved the output and put it out all at once now.
- * That means:
- * - the listener does not have to interleave their (checkout)
- * work with our fetching. The writes involved in a
- * checkout involve more straightforward sequential I/O.
- * - the listener can avoid doing any work if fetching failed.
- */
- if (suc.quickstop)
- return 1;
-
- for_each_string_list_item(item, &suc.projectlines)
- fprintf(stdout, "%s", item->string);
-
- return 0;
+ return update_submodules(&suc);
}
static int resolve_relative_path(int argc, const char **argv, const char *prefix)
@@ -1939,6 +2040,45 @@ static int push_check(int argc, const char **argv, const char *prefix)
return 0;
}
+static int ensure_core_worktree(int argc, const char **argv, const char *prefix)
+{
+ const struct submodule *sub;
+ const char *path;
+ char *cw;
+ struct repository subrepo;
+
+ if (argc != 2)
+ BUG("submodule--helper ensure-core-worktree <path>");
+
+ path = argv[1];
+
+ sub = submodule_from_path(the_repository, &null_oid, path);
+ if (!sub)
+ BUG("We could get the submodule handle before?");
+
+ if (repo_submodule_init(&subrepo, the_repository, path))
+ die(_("could not get a repository handle for submodule '%s'"), path);
+
+ if (!repo_config_get_string(&subrepo, "core.worktree", &cw)) {
+ char *cfg_file, *abs_path;
+ const char *rel_path;
+ struct strbuf sb = STRBUF_INIT;
+
+ cfg_file = repo_git_path(&subrepo, "config");
+
+ abs_path = absolute_pathdup(path);
+ rel_path = relative_path(abs_path, subrepo.gitdir, &sb);
+
+ git_config_set_in_file(cfg_file, "core.worktree", rel_path);
+
+ free(cfg_file);
+ free(abs_path);
+ strbuf_release(&sb);
+ }
+
+ return 0;
+}
+
static int absorb_git_dirs(int argc, const char **argv, const char *prefix)
{
int i;
@@ -2004,6 +2144,45 @@ static int check_name(int argc, const char **argv, const char *prefix)
return 0;
}
+static int module_config(int argc, const char **argv, const char *prefix)
+{
+ enum {
+ CHECK_WRITEABLE = 1
+ } command = 0;
+
+ struct option module_config_options[] = {
+ OPT_CMDMODE(0, "check-writeable", &command,
+ N_("check if it is safe to write to the .gitmodules file"),
+ CHECK_WRITEABLE),
+ OPT_END()
+ };
+ const char *const git_submodule_helper_usage[] = {
+ N_("git submodule--helper config name [value]"),
+ N_("git submodule--helper config --check-writeable"),
+ NULL
+ };
+
+ argc = parse_options(argc, argv, prefix, module_config_options,
+ git_submodule_helper_usage, PARSE_OPT_KEEP_ARGV0);
+
+ if (argc == 1 && command == CHECK_WRITEABLE)
+ return is_writing_gitmodules_ok() ? 0 : -1;
+
+ /* Equivalent to ACTION_GET in builtin/config.c */
+ if (argc == 2)
+ return print_config_from_gitmodules(the_repository, argv[1]);
+
+ /* Equivalent to ACTION_SET in builtin/config.c */
+ if (argc == 3) {
+ if (!is_writing_gitmodules_ok())
+ die(_("please make sure that the .gitmodules file is in the working tree"));
+
+ return config_set_in_gitmodules_file_gently(argv[1], argv[2]);
+ }
+
+ usage_with_options(git_submodule_helper_usage, module_config_options);
+}
+
#define SUPPORT_SUPER_PREFIX (1<<0)
struct cmd_struct {
@@ -2016,7 +2195,9 @@ static struct cmd_struct commands[] = {
{"list", module_list, 0},
{"name", module_name, 0},
{"clone", module_clone, 0},
+ {"update-module-mode", module_update_module_mode, 0},
{"update-clone", update_clone, 0},
+ {"ensure-core-worktree", ensure_core_worktree, 0},
{"relative-path", resolve_relative_path, 0},
{"resolve-relative-url", resolve_relative_url, 0},
{"resolve-relative-url-test", resolve_relative_url_test, 0},
@@ -2031,6 +2212,7 @@ static struct cmd_struct commands[] = {
{"absorb-git-dirs", absorb_git_dirs, SUPPORT_SUPER_PREFIX},
{"is-active", is_active, 0},
{"check-name", check_name, 0},
+ {"config", module_config, 0},
};
int cmd_submodule__helper(int argc, const char **argv, const char *prefix)