submodule--helper clone: check for configured submodules using helper

Use the 'is_submodule_initialized()' helper to check for configured
submodules instead of manually checking for the submodule's URL in the
config.

Signed-off-by: Brandon Williams <bmwill@google.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

diff --git a/builtin/submodule--helper.c b/builtin/submodule--helper.c
index 5fe7e23b17cf1b62cec5aed6556730bf10eccc1b..f38e332c51e918eeaa6ca9ed6979e7a00d11cc46 100644 (file)
--- a/builtin/submodule--helper.c
+++ b/builtin/submodule--helper.c
@@ -759,7 +759,6 @@ static int prepare_to_clone_next_submodule(const struct cache_entry *ce,
        struct strbuf displaypath_sb = STRBUF_INIT;
        struct strbuf sb = STRBUF_INIT;
        const char *displaypath = NULL;
-       char *url = NULL;
        int needs_cloning = 0;
 
        if (ce_stage(ce)) {
@@ -793,15 +792,8 @@ static int prepare_to_clone_next_submodule(const struct cache_entry *ce,
                goto cleanup;
        }
 
-       /*
-        * Looking up the url in .git/config.
-        * We must not fall back to .gitmodules as we only want
-        * to process configured submodules.
-        */
-       strbuf_reset(&sb);
-       strbuf_addf(&sb, "submodule.%s.url", sub->name);
-       git_config_get_string(sb.buf, &url);
-       if (!url) {
+       /* Check if the submodule has been initialized. */
+       if (!is_submodule_initialized(ce->name)) {
                next_submodule_warn_missing(suc, out, displaypath);
                goto cleanup;
        }
@@ -835,7 +827,7 @@ static int prepare_to_clone_next_submodule(const struct cache_entry *ce,
                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", url, 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)
@@ -845,7 +837,6 @@ static int prepare_to_clone_next_submodule(const struct cache_entry *ce,
                argv_array_push(&child->args, suc->depth);
 
 cleanup:
-       free(url);
        strbuf_reset(&displaypath_sb);
        strbuf_reset(&sb);