[PATCH v7 01/10] submodule: add a print_config_from_gitmodules() helper

From

Antonio Ospite <ao2@ao2.it>

Date

Oct 25, 2018, 16:18 UTC

Message-ID

<20181025161813.17252-2-ao2@ao2.it>

In-Reply-To

<20181025161813.17252-1-ao2@ao2.it>

Signed-off-by: Antonio Ospite <ao2@ao2.it>
---
 submodule-config.c | 25 +++++++++++++++++++++++++
 submodule-config.h |  1 +
 2 files changed, 26 insertions(+)

diff --git a/submodule-config.c b/submodule-config.c
index b132f7a80b..e36d4e2271 100644
--- a/submodule-config.c
+++ b/submodule-config.c
@@ -692,6 +692,31 @@ void submodule_free(struct repository *r)
 		submodule_cache_clear(r->submodule_cache);
 }
 
+static int config_print_callback(const char *var, const char *value, void *cb_data)
+{
+	char *wanted_key = cb_data;
+
+	if (!strcmp(wanted_key, var))
+		printf("%s\n", value);
+
+	return 0;
+}
+
+int print_config_from_gitmodules(struct repository *repo, const char *key)
+{
+	int ret;
+	char *store_key;
+
+	ret = git_config_parse_key(key, &store_key, NULL);
+	if (ret < 0)
+		return CONFIG_INVALID_KEY;
+
+	config_from_gitmodules(config_print_callback, repo, store_key);
+
+	free(store_key);
+	return 0;
+}
+
 struct fetch_config {
 	int *max_children;
 	int *recurse_submodules;
diff --git a/submodule-config.h b/submodule-config.h
index dc7278eea4..031747ccf8 100644
--- a/submodule-config.h
+++ b/submodule-config.h
@@ -48,6 +48,7 @@ const struct submodule *submodule_from_path(struct repository *r,
 					    const struct object_id *commit_or_tree,
 					    const char *path);
 void submodule_free(struct repository *r);
+int print_config_from_gitmodules(struct repository *repo, const char *key);
 
 /*
  * Returns 0 if the name is syntactically acceptable as a submodule "name"

-- 
2.19.1