[PATCH v2 13/13] setup: mark `set_git_work_tree()` as file-local

[Patrick Steinhardt <ps@pks.im>]

In the preceding commit we have removed the last callers of
`set_git_work_tree()` that is located outside of "setup.c". Remove its
declaration and mark the function as file-local.

Signed-off-by: Patrick Steinhardt <ps@pks.im>
---
 setup.c | 2 +-
 setup.h | 2 --
 2 files changed, 1 insertion(+), 3 deletions(-)

diff --git a/setup.c b/setup.c
index 683b8e65a2..b632c2bf8c 100644
--- a/setup.c
+++ b/setup.c
@@ -1904,7 +1904,7 @@ const char *enter_repo(struct repository *repo, const char *path, unsigned flags
  * primarily to support git-clone to work in a new repository it just
  * created, and is not meant to flip between different work trees.
  */
-void set_git_work_tree(struct repository *repo, const char *new_work_tree)
+static void set_git_work_tree(struct repository *repo, const char *new_work_tree)
 {
 	if (repo->worktree_initialized) {
 		struct strbuf realpath = STRBUF_INIT;
diff --git a/setup.h b/setup.h
index bf3e3f3ea6..bb24ee8f0f 100644
--- a/setup.h
+++ b/setup.h
@@ -96,8 +96,6 @@ static inline int discover_git_directory(struct strbuf *commondir,
 	return 0;
 }
 
-void set_git_work_tree(struct repository *repo, const char *tree);
-
 /* Flags that can be passed to `enter_repo()`. */
 enum {
 	/*

-- 
2.55.0.141.g00534a21ce.dirty