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[PATCH 5/9] submodule: store OIDs in changed_submodule_names

From
Stefan Beller <sbeller@google.com>
Date
Nov 29, 2018, 00:27 UTC
Message-ID
<20181129002756.167615-6-sbeller@google.com>
In-Reply-To
<20181129002756.167615-1-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 f93f0aff82..0c81aca6f2 100644
--- a/submodule.c
+++ b/submodule.c
@@ -1139,8 +1139,7 @@ static void calculate_changed_submodule_paths(struct repository *r,
 		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(r, NULL, NULL))
@@ -1157,9 +1156,9 @@ static void calculate_changed_submodule_paths(struct repository *r,
 	 * Collect all submodules (whether checked out or not) for which new
 	 * commits have been recorded upstream in "changed_submodule_names".
 	 */
-	collect_changed_submodules(r, &changed_submodules, &argv);
+	collect_changed_submodules(r, 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;
@@ -1173,12 +1172,14 @@ static void calculate_changed_submodule_paths(struct repository *r,
 		if (!path)
 			continue;
 
-		if (!submodule_has_commits(r, path, commits))
-			string_list_append(changed_submodule_names,
-					   name->string);
+		if (submodule_has_commits(r, 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);
@@ -1389,7 +1390,7 @@ 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;
 }
 
-- 
2.20.0.rc1.387.gf8505762e3-goog
Previous: Stefan BellerNext: Stefan Beller
Message 7 of 21 in “[PATCHv2 0/9] Resending sb/submodule-recursive-fetch-gets-the-tip”
  1. Stefan BellerNov 29, 2018
  2. 1/9 sha1-array: provide oid_array_filterStefan Beller, Nov 29, 2018
  3. 2/9 submodule.c: fix indentationStefan Beller, Nov 29, 2018
  4. 3/9 submodule.c: sort changed_submodule_names before searching itStefan Beller, Nov 29, 2018
  5. Jonathan TanDec 5, 2018
  6. 4/9 submodule.c: tighten scope of changed_submodule_names structStefan Beller, Nov 29, 2018
  7. 5/9 submodule: store OIDs in changed_submodule_namesStefan Beller, Nov 29, 2018
  8. 6/9 repository: repo_submodule_init to take a submodule structStefan Beller, Nov 29, 2018
  9. 7/9 submodule: migrate get_next_submodule to use repository structsStefan Beller, Nov 29, 2018
  10. Jonathan TanDec 5, 2018
  11. Jonathan NiederFeb 2, 2019
  12. 8/9 submodule.c: fetch in submodules git directory instead of in worktreeStefan Beller, Nov 29, 2018
  13. Jonathan TanDec 5, 2018
  14. 9/9 fetch: try fetching submodules if needed objects were not fetchedStefan Beller, Nov 29, 2018
  15. Jonathan TanDec 5, 2018
  16. fetch: ensure submodule objects fetchedStefan Beller, Dec 6, 2018
  17. Junio C HamanoDec 9, 2018
  18. Junio C HamanoDec 5, 2018
  19. Stefan BellerDec 6, 2018
  20. Josh SteadmonDec 7, 2018
  21. Jonathan NiederJan 15, 2019

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