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[PATCH 05/10] submodule: store OIDs in changed_submodule_names

From
Stefan Beller <sbeller@google.com>
Date
Oct 25, 2018, 23:32 UTC
Message-ID
<20181025233231.102245-6-sbeller@google.com>
In-Reply-To
<20181025233231.102245-1-sbeller@google.com>

'calculate_changed_submodule_paths' uses a local list to compute the changed submodules, and then produces the result by copying appropriate items into the result list.

Instead use the result list directly and prune items afterwards using string_list_remove_empty_items.

By doing so we'll have access to the util pointer for longer that contains the commits that we need to fetch, which will be useful in a later patch.

Signed-off-by: Stefan Beller <sbeller@google.com>
Reviewed-by: Jonathan Tan <jonathantanmy@google.com>
---
 submodule.c | 19 ++++++++++---------
 1 file changed, 10 insertions(+), 9 deletions(-)
diff --git a/submodule.c b/submodule.c
index 6fb0b9d783..e4b494af7b 100644
--- a/submodule.c
+++ b/submodule.c
@@ -1127,8 +1127,7 @@ static void calculate_changed_submodule_paths(
 	struct string_list *changed_submodule_names)
 {
 	struct argv_array argv = ARGV_ARRAY_INIT;
-	struct string_list changed_submodules = STRING_LIST_INIT_DUP;
-	const struct string_list_item *name;
+	struct string_list_item *name;
 
 	/* No need to check if there are no submodules configured */
 	if (!submodule_from_path(the_repository, NULL, NULL))
@@ -1145,9 +1144,9 @@ static void calculate_changed_submodule_paths(
 	 * Collect all submodules (whether checked out or not) for which new
 	 * commits have been recorded upstream in "changed_submodule_names".
 	 */
-	collect_changed_submodules(&changed_submodules, &argv);
+	collect_changed_submodules(changed_submodule_names, &argv);
 
-	for_each_string_list_item(name, &changed_submodules) {
+	for_each_string_list_item(name, changed_submodule_names) {
 		struct oid_array *commits = name->util;
 		const struct submodule *submodule;
 		const char *path = NULL;
@@ -1161,12 +1160,14 @@ static void calculate_changed_submodule_paths(
 		if (!path)
 			continue;
 
-		if (!submodule_has_commits(path, commits))
-			string_list_append(changed_submodule_names,
-					   name->string);
+		if (submodule_has_commits(path, commits)) {
+			oid_array_clear(commits);
+			*name->string = '\0';
+		}
 	}
 
-	free_submodules_oids(&changed_submodules);
+	string_list_remove_empty_items(changed_submodule_names, 1);
+
 	argv_array_clear(&argv);
 	oid_array_clear(&ref_tips_before_fetch);
 	oid_array_clear(&ref_tips_after_fetch);
@@ -1376,7 +1377,7 @@ int fetch_populated_submodules(struct repository *r,
 
 	argv_array_clear(&spf.args);
 out:
-	string_list_clear(&spf.changed_submodule_names, 1);
+	free_submodules_oids(&spf.changed_submodule_names);
 	return spf.result;
 }
 
-- 
2.19.0
Previous: Stefan BellerNext: Jonathan Tan
Message 6 of 19 in “Resending sb/submodule-recursive-fetch-gets-the-tip”
  1. 00/10 Resending sb/submodule-recursive-fetch-gets-the-tipStefan Beller, Oct 25, 2018
  2. 01/10 sha1-array: provide oid_array_filterStefan Beller, Oct 25, 2018
  3. 02/10 submodule.c: fix indentationStefan Beller, Oct 25, 2018
  4. 03/10 submodule.c: sort changed_submodule_names before searching itStefan Beller, Oct 25, 2018
  5. 04/10 submodule.c: tighten scope of changed_submodule_names structStefan Beller, Oct 25, 2018
  6. 05/10 submodule: store OIDs in changed_submodule_namesStefan Beller, Oct 25, 2018
  7. Jonathan TanOct 26, 2018
  8. 06/10 repository: repo_submodule_init to take a submodule structStefan Beller, Oct 25, 2018
  9. Jonathan TanOct 26, 2018
  10. Stefan BellerOct 26, 2018
  11. 07/10 submodule: migrate get_next_submodule to use repository structsStefan Beller, Oct 25, 2018
  12. Jonathan TanOct 26, 2018
  13. 08/10 submodule.c: fetch in submodules git directory instead of in worktreeStefan Beller, Oct 25, 2018
  14. 09/10 fetch: try fetching submodules if needed objects were not fetchedStefan Beller, Oct 25, 2018
  15. Jonathan TanOct 26, 2018
  16. Stefan BellerNov 29, 2018
  17. 10/10 builtin/fetch: check for submodule updates in any ref updateStefan Beller, Oct 25, 2018
  18. Jonathan TanOct 26, 2018
  19. Junio C HamanoOct 29, 2018

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