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[PATCH 6/7] submodule-config: reuse config_from_gitmodules in repo_read_gitmodules

From
Antonio Ospite <ao2@ao2.it>
Date
Jun 22, 2018, 16:26 UTC
Message-ID
<20180622162656.19338-7-ao2@ao2.it>
In-Reply-To
<20180622162656.19338-1-ao2@ao2.it>

Reuse config_from_gitmodules in repo_read_gitmodules to remove some duplication and also have a single point where the .gitmodules file is read.

The change does not introduce any new behavior, the same gitmodules_cb config callback is still used which only deals with configuration specific to submodules.

The config_from_gitmodules function is moved up in the file —unchanged— before its users to avoid a forward declaration.

Signed-off-by: Antonio Ospite <ao2@ao2.it>
---
 submodule-config.c | 50 +++++++++++++++++++---------------------------
 1 file changed, 21 insertions(+), 29 deletions(-)
diff --git a/submodule-config.c b/submodule-config.c
index e50c944eb..ce204fb53 100644
--- a/submodule-config.c
+++ b/submodule-config.c
@@ -591,6 +591,23 @@ static void submodule_cache_check_init(struct repository *repo)
 	submodule_cache_init(repo->submodule_cache);
 }
 
+/*
+ * Note: This function is private for a reason, the '.gitmodules' file should
+ * not be used as as a mechanism to retrieve arbitrary configuration stored in
+ * the repository.
+ *
+ * Runs the provided config function on the '.gitmodules' file found in the
+ * working directory.
+ */
+static void config_from_gitmodules(config_fn_t fn, struct repository *repo, void *data)
+{
+	if (repo->worktree) {
+		char *file = repo_worktree_path(repo, GITMODULES_FILE);
+		git_config_from_file(fn, file, data);
+		free(file);
+	}
+}
+
 static int gitmodules_cb(const char *var, const char *value, void *data)
 {
 	struct repository *repo = data;
@@ -608,19 +625,11 @@ void repo_read_gitmodules(struct repository *repo)
 {
 	submodule_cache_check_init(repo);
 
-	if (repo->worktree) {
-		char *gitmodules;
-
-		if (repo_read_index(repo) < 0)
-			return;
-
-		gitmodules = repo_worktree_path(repo, GITMODULES_FILE);
-
-		if (!is_gitmodules_unmerged(repo->index))
-			git_config_from_file(gitmodules_cb, gitmodules, repo);
+	if (repo_read_index(repo) < 0)
+		return;
 
-		free(gitmodules);
-	}
+	if (!is_gitmodules_unmerged(repo->index))
+		config_from_gitmodules(gitmodules_cb, repo, repo);
 
 	repo->submodule_cache->gitmodules_read = 1;
 }
@@ -672,23 +681,6 @@ void submodule_free(struct repository *r)
 		submodule_cache_clear(r->submodule_cache);
 }
 
-/*
- * Note: This function is private for a reason, the '.gitmodules' file should
- * not be used as as a mechanism to retrieve arbitrary configuration stored in
- * the repository.
- *
- * Runs the provided config function on the '.gitmodules' file found in the
- * working directory.
- */
-static void config_from_gitmodules(config_fn_t fn, struct repository *repo, void *data)
-{
-	if (repo->worktree) {
-		char *file = repo_worktree_path(repo, GITMODULES_FILE);
-		git_config_from_file(fn, file, data);
-		free(file);
-	}
-}
-
 struct fetch_config {
 	int *max_children;
 	int *recurse_submodules;
-- 
2.18.0
Previous: Brandon WilliamsNext: Brandon Williams
Message 11 of 15 in “Restrict the usage of config_from_gitmodules()”
  1. 0/7 Restrict the usage of config_from_gitmodules()Antonio Ospite, Jun 22, 2018
  2. 5/7 submodule-config: pass repository as argument to config_from_gitmodulesAntonio Ospite, Jun 22, 2018
  3. 2/7 submodule-config: add helper function to get 'fetch' config from .gitmodulesAntonio Ospite, Jun 22, 2018
  4. Brandon WilliamsJun 22, 2018
  5. 1/7 config: move config_from_gitmodules to submodule-config.cAntonio Ospite, Jun 22, 2018
  6. 7/7 submodule-config: cleanup backward compatibility helpersAntonio Ospite, Jun 22, 2018
  7. Brandon WilliamsJun 22, 2018
  8. 4/7 submodule-config: make 'config_from_gitmodules' privateAntonio Ospite, Jun 22, 2018
  9. 3/7 submodule-config: add helper to get 'update-clone' config from .gitmodulesAntonio Ospite, Jun 22, 2018
  10. Brandon WilliamsJun 22, 2018
  11. 6/7 submodule-config: reuse config_from_gitmodules in repo_read_gitmodulesAntonio Ospite, Jun 22, 2018
  12. Brandon WilliamsJun 22, 2018
  13. Brandon WilliamsJun 22, 2018
  14. Antonio OspiteJun 22, 2018
  15. Brandon WilliamsJun 22, 2018

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