By having the `init` functionality in C, we can reference it easier
from other parts in the code.
Signed-off-by: Stefan Beller <sbel...@google.com>
Signed-off-by: Junio C Hamano <gits...@pobox.com>
---
builtin/submodule--helper.c | 119 ++++++++++++++++++++++++++++++++++++++++++--
git-submodule.sh | 39 +--------------
2 files changed, 115 insertions(+), 43 deletions(-)
diff --git a/builtin/submodule--helper.c b/builtin/submodule--helper.c
index 13583d9..689c354 100644
--- a/builtin/submodule--helper.c
+++ b/builtin/submodule--helper.c
@@ -214,6 +214,119 @@ static int resolve_relative_url_test(int argc, const char
**argv, const char *pr
return 0;
}
+static int git_submodule_config(const char *var, const char *value, void *cb)
+{
+ return parse_submodule_config_option(var, value);
+}
+
+static void init_submodule(const char *path, const char *prefix, int quiet)
+{
+ const struct submodule *sub;
+ struct strbuf sb = STRBUF_INIT;
+ char *url = NULL;
+ char *upd = NULL;
+ char *cwd = xgetcwd();
+ const char *displaypath = relative_path(cwd, prefix, &sb);
+
+ /* Only loads from .gitmodules, no overlay with .git/config */
+ gitmodules_config();
+
+ sub = submodule_from_path(null_sha1, path);
+
+ /*
+ * 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;
+ 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))
+ /*
+ * The repository is its own
+ * authoritative upstream
+ */
+ remoteurl = xgetcwd();
+ url = relative_url(remoteurl, url, NULL);
+ strbuf_release(&remotesb);
+ free(remoteurl);
+ }
+
+ if (git_config_set(sb.buf, url))
+ die(_("Failed to register url for submodule path '%s'"),
+ displaypath);
+ if (!quiet)
+ printf(_("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) {
+ upd = xstrdup(sub->update);
+ if (strcmp(sub->update, "checkout") &&
+ strcmp(sub->update, "rebase") &&
+ strcmp(sub->update, "merge") &&
+ strcmp(sub->update, "none")) {
+ fprintf(stderr, _("warning: unknown update mode '%s'
suggested for submodule '%s'\n"),
+ upd, sub->name);
+ upd = xstrdup("none");
+ }
+ if (git_config_set(sb.buf, upd))
+ die(_("Failed to register update mode for submodule
path '%s'"), displaypath);
+ }
+ strbuf_release(&sb);
+ free(cwd);
+ free(upd);
+ free(url);
+}
+
+static int module_init(int argc, const char **argv, const char *prefix)
+{
+ int quiet = 0;
+ int i;
+
+ struct option module_init_options[] = {
+ OPT_STRING(0, "prefix", &prefix,
+ N_("path"),
+ N_("alternative anchor for relative paths")),
+ OPT__QUIET(&quiet, "Suppress output for initialzing a
submodule"),
+ OPT_END()
+ };
+
+ const char *const git_submodule_helper_usage[] = {
+ N_("git submodule--helper init [<path>]"),
+ NULL
+ };
+
+ argc = parse_options(argc, argv, prefix, module_init_options,
+ git_submodule_helper_usage, 0);
+
+ if (argc == 0)
+ die(_("Pass at least one submodule"));
+
+ for (i = 0; i < argc; i++)
+ init_submodule(argv[i], prefix, quiet);
+
+ return 0;
+}
+
struct module_list {
const struct cache_entry **entries;
int alloc, nr;
@@ -459,11 +572,6 @@ static int module_clone(int argc, const char **argv, const
char *prefix)
return 0;
}
-static int git_submodule_config(const char *var, const char *value, void *cb)
-{
- return parse_submodule_config_option(var, value);
-}
-
struct submodule_update_clone {
/* states */
int count;
@@ -709,6 +817,7 @@ static struct cmd_struct commands[] = {
{"update-clone", update_clone},
{"resolve-relative-url", resolve_relative_url},
{"resolve-relative-url-test", resolve_relative_url_test},
+ {"init", module_init}
};
int cmd_submodule__helper(int argc, const char **argv, const char *prefix)
diff --git a/git-submodule.sh b/git-submodule.sh
index 615ef9b..6fce0dc 100755
--- a/git-submodule.sh
+++ b/git-submodule.sh
@@ -398,45 +398,8 @@ cmd_init()
while read mode sha1 stage sm_path
do
die_if_unmatched "$mode"
- name=$(git submodule--helper name "$sm_path") || exit
-
- displaypath=$(relative_path "$sm_path")
-
- # Copy url setting when it is not set yet
- if test -z "$(git config "submodule.$name.url")"
- then
- url=$(git config -f .gitmodules submodule."$name".url)
- test -z "$url" &&
- die "$(eval_gettext "No url found for submodule path
'\$displaypath' in .gitmodules")"
-
- # Possibly a url relative to parent
- case "$url" in
- ./*|../*)
- url=$(git submodule--helper
resolve-relative-url "$url") || exit
- ;;
- esac
- git config submodule."$name".url "$url" ||
- die "$(eval_gettext "Failed to register url for
submodule path '\$displaypath'")"
- say "$(eval_gettext "Submodule '\$name' (\$url)
registered for path '\$displaypath'")"
- fi
-
- # Copy "update" setting when it is not set yet
- if upd="$(git config -f .gitmodules submodule."$name".update)"
&&
- test -n "$upd" &&
- test -z "$(git config submodule."$name".update)"
- then
- case "$upd" in
- checkout | rebase | merge | none)
- ;; # known modes of updating
- *)
- echo >&2 "warning: unknown update mode '$upd'
suggested for submodule '$name'"
- upd=none
- ;;
- esac
- git config submodule."$name".update "$upd" ||
- die "$(eval_gettext "Failed to register update mode for
submodule path '\$displaypath'")"
- fi
+ git submodule--helper init ${GIT_QUIET:+--quiet} "$sm_path" ||
exit
done
}
--
2.7.0.rc0.42.ge5f5e2d
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