[PATCH 07/21] config: make the config source const

[Patrick Steinhardt <ps@xxxxxx>]

The `struct git_config_source` passed to `config_with_options()` is
never modified. Let's mark it as `const` to clarify.

Signed-off-by: Patrick Steinhardt <ps@xxxxxx>
---
 config.c | 4 ++--
 config.h | 2 +-
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/config.c b/config.c
index 13cf9eeb16..bc0c005039 100644
--- a/config.c
+++ b/config.c
@@ -125,7 +125,7 @@ struct config_include_data {
 	config_fn_t fn;
 	void *data;
 	const struct config_options *opts;
-	struct git_config_source *config_source;
+	const struct git_config_source *config_source;
 	struct repository *repo;
 
 	/*
@@ -2105,7 +2105,7 @@ static int do_git_config_sequence(const struct config_options *opts,
 }
 
 int config_with_options(config_fn_t fn, void *data,
-			struct git_config_source *config_source,
+			const struct git_config_source *config_source,
 			struct repository *repo,
 			const struct config_options *opts)
 {
diff --git a/config.h b/config.h
index db8b608064..e66c84520b 100644
--- a/config.h
+++ b/config.h
@@ -232,7 +232,7 @@ void git_config(config_fn_t fn, void *);
  * sets `opts.respect_includes` to `1` by default.
  */
 int config_with_options(config_fn_t fn, void *,
-			struct git_config_source *config_source,
+			const struct git_config_source *config_source,
 			struct repository *repo,
 			const struct config_options *opts);
 
-- 
2.45.GIT

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