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-rw-r--r--builtin/submodule--helper.c346
1 files changed, 306 insertions, 40 deletions
diff --git a/builtin/submodule--helper.c b/builtin/submodule--helper.c
index 1902b6c319..8e1db55e13 100644
--- a/builtin/submodule--helper.c
+++ b/builtin/submodule--helper.c
@@ -55,7 +55,7 @@ static char *get_default_remote(void)
static int print_default_remote(int argc, const char **argv, const char *prefix)
{
- const char *remote;
+ char *remote;
if (argc != 1)
die(_("submodule--helper print-default-remote takes no arguments"));
@@ -64,6 +64,7 @@ static int print_default_remote(int argc, const char **argv, const char *prefix)
if (remote)
printf("%s\n", remote);
+ free(remote);
return 0;
}
@@ -330,7 +331,7 @@ static int module_list_compute(int argc, const char **argv,
for (i = 0; i < active_nr; i++) {
const struct cache_entry *ce = active_cache[i];
- if (!match_pathspec(pathspec, ce->name, ce_namelen(ce),
+ if (!match_pathspec(&the_index, pathspec, ce->name, ce_namelen(ce),
0, ps_matched, 1) ||
!S_ISGITLINK(ce->ce_mode))
continue;
@@ -440,6 +441,149 @@ static void for_each_listed_submodule(const struct module_list *list,
fn(list->entries[i], cb_data);
}
+struct cb_foreach {
+ int argc;
+ const char **argv;
+ const char *prefix;
+ int quiet;
+ int recursive;
+};
+#define CB_FOREACH_INIT { 0 }
+
+static void runcommand_in_submodule_cb(const struct cache_entry *list_item,
+ void *cb_data)
+{
+ struct cb_foreach *info = cb_data;
+ const char *path = list_item->name;
+ const struct object_id *ce_oid = &list_item->oid;
+
+ const struct submodule *sub;
+ struct child_process cp = CHILD_PROCESS_INIT;
+ char *displaypath;
+
+ displaypath = get_submodule_displaypath(path, info->prefix);
+
+ sub = submodule_from_path(the_repository, &null_oid, path);
+
+ if (!sub)
+ die(_("No url found for submodule path '%s' in .gitmodules"),
+ displaypath);
+
+ if (!is_submodule_populated_gently(path, NULL))
+ goto cleanup;
+
+ prepare_submodule_repo_env(&cp.env_array);
+
+ /*
+ * For the purpose of executing <command> in the submodule,
+ * separate shell is used for the purpose of running the
+ * child process.
+ */
+ cp.use_shell = 1;
+ cp.dir = path;
+
+ /*
+ * NEEDSWORK: the command currently has access to the variables $name,
+ * $sm_path, $displaypath, $sha1 and $toplevel only when the command
+ * contains a single argument. This is done for maintaining a faithful
+ * translation from shell script.
+ */
+ if (info->argc == 1) {
+ char *toplevel = xgetcwd();
+ struct strbuf sb = STRBUF_INIT;
+
+ argv_array_pushf(&cp.env_array, "name=%s", sub->name);
+ argv_array_pushf(&cp.env_array, "sm_path=%s", path);
+ argv_array_pushf(&cp.env_array, "displaypath=%s", displaypath);
+ argv_array_pushf(&cp.env_array, "sha1=%s",
+ oid_to_hex(ce_oid));
+ argv_array_pushf(&cp.env_array, "toplevel=%s", toplevel);
+
+ /*
+ * Since the path variable was accessible from the script
+ * before porting, it is also made available after porting.
+ * The environment variable "PATH" has a very special purpose
+ * on windows. And since environment variables are
+ * case-insensitive in windows, it interferes with the
+ * existing PATH variable. Hence, to avoid that, we expose
+ * path via the args argv_array and not via env_array.
+ */
+ sq_quote_buf(&sb, path);
+ argv_array_pushf(&cp.args, "path=%s; %s",
+ sb.buf, info->argv[0]);
+ strbuf_release(&sb);
+ free(toplevel);
+ } else {
+ argv_array_pushv(&cp.args, info->argv);
+ }
+
+ if (!info->quiet)
+ printf(_("Entering '%s'\n"), displaypath);
+
+ if (info->argv[0] && run_command(&cp))
+ die(_("run_command returned non-zero status for %s\n."),
+ displaypath);
+
+ if (info->recursive) {
+ struct child_process cpr = CHILD_PROCESS_INIT;
+
+ cpr.git_cmd = 1;
+ cpr.dir = path;
+ prepare_submodule_repo_env(&cpr.env_array);
+
+ argv_array_pushl(&cpr.args, "--super-prefix", NULL);
+ argv_array_pushf(&cpr.args, "%s/", displaypath);
+ argv_array_pushl(&cpr.args, "submodule--helper", "foreach", "--recursive",
+ NULL);
+
+ if (info->quiet)
+ argv_array_push(&cpr.args, "--quiet");
+
+ argv_array_pushv(&cpr.args, info->argv);
+
+ if (run_command(&cpr))
+ die(_("run_command returned non-zero status while "
+ "recursing in the nested submodules of %s\n."),
+ displaypath);
+ }
+
+cleanup:
+ free(displaypath);
+}
+
+static int module_foreach(int argc, const char **argv, const char *prefix)
+{
+ struct cb_foreach info = CB_FOREACH_INIT;
+ struct pathspec pathspec;
+ struct module_list list = MODULE_LIST_INIT;
+
+ struct option module_foreach_options[] = {
+ OPT__QUIET(&info.quiet, N_("Suppress output of entering each submodule command")),
+ OPT_BOOL(0, "recursive", &info.recursive,
+ N_("Recurse into nested submodules")),
+ OPT_END()
+ };
+
+ const char *const git_submodule_helper_usage[] = {
+ N_("git submodule--helper foreach [--quiet] [--recursive] <command>"),
+ NULL
+ };
+
+ argc = parse_options(argc, argv, prefix, module_foreach_options,
+ git_submodule_helper_usage, PARSE_OPT_KEEP_UNKNOWN);
+
+ if (module_list_compute(0, NULL, prefix, &pathspec, &list) < 0)
+ return 1;
+
+ info.argc = argc;
+ info.argv = argv;
+ info.prefix = prefix;
+
+ for_each_listed_submodule(&list, runcommand_in_submodule_cb, &info);
+
+ return 0;
+}
+
struct init_cb {
const char *prefix;
unsigned int flags;
@@ -648,7 +792,7 @@ 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,
@@ -880,7 +1024,6 @@ static void sync_submodule_cb(const struct cache_entry *list_item, void *cb_data
{
struct sync_cb *info = cb_data;
sync_submodule(list_item->name, info->prefix, info->flags);
-
}
static int module_sync(int argc, const char **argv, const char *prefix)
@@ -1301,6 +1444,70 @@ 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;
@@ -1320,8 +1527,9 @@ 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;
@@ -1329,11 +1537,13 @@ 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, 0}
static void next_submodule_warn_missing(struct submodule_update_clone *suc,
@@ -1427,11 +1637,12 @@ static int prepare_to_clone_next_submodule(const struct cache_entry *ce,
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;
@@ -1563,8 +1774,8 @@ static int update_clone_task_finished(int result,
return 0;
}
-static int gitmodules_update_clone_config(const char *var, const char *value,
- void *cb)
+static int git_update_clone_config(const char *var, const char *value,
+ void *cb)
{
int *max_jobs = cb;
if (!strcmp(var, "submodule.fetchjobs"))
@@ -1572,11 +1783,44 @@ static int gitmodules_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;
@@ -1598,7 +1842,7 @@ 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")),
@@ -1614,8 +1858,8 @@ static int update_clone(int argc, const char **argv, const char *prefix)
};
suc.prefix = prefix;
- config_from_gitmodules(gitmodules_update_clone_config, &max_jobs);
- git_config(gitmodules_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);
@@ -1630,27 +1874,7 @@ 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)
@@ -1796,6 +2020,45 @@ 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 connect-gitdir-workingtree <name> <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;
@@ -1873,10 +2136,13 @@ 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},
+ {"foreach", module_foreach, SUPPORT_SUPER_PREFIX},
{"init", module_init, SUPPORT_SUPER_PREFIX},
{"status", module_status, SUPPORT_SUPER_PREFIX},
{"print-default-remote", print_default_remote, 0},