move connect_work_tree_and_git_dir to dir.h

That function was primarily used by submodule code, but the function
itself is not inherently about submodules. In the next patch we'll
introduce relocate_git_dir, which can be used by worktrees as well,
so find a neutral middle ground in dir.h.

Signed-off-by: Stefan Beller <sbeller@google.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

1 files changed, 0 insertions, 25 deletions

diff --git a/submodule.c b/submodule.c
index d4f7afe..0bb50b4 100644
--- a/submodule.c
+++ b/submodule.c
@@ -1222,31 +1222,6 @@ int merge_submodule(unsigned char result[20], const char *path,
 	return 0;
 }
 
-/* Update gitfile and core.worktree setting to connect work tree and git dir */
-void connect_work_tree_and_git_dir(const char *work_tree_, const char *git_dir_)
-{
-	struct strbuf file_name = STRBUF_INIT;
-	struct strbuf rel_path = STRBUF_INIT;
-	char *git_dir = xstrdup(real_path(git_dir_));
-	char *work_tree = xstrdup(real_path(work_tree_));
-
-	/* Update gitfile */
-	strbuf_addf(&file_name, "%s/.git", work_tree);
-	write_file(file_name.buf, "gitdir: %s",
-		   relative_path(git_dir, work_tree, &rel_path));
-
-	/* Update core.worktree setting */
-	strbuf_reset(&file_name);
-	strbuf_addf(&file_name, "%s/config", git_dir);
-	git_config_set_in_file(file_name.buf, "core.worktree",
-			       relative_path(work_tree, git_dir, &rel_path));
-
-	strbuf_release(&file_name);
-	strbuf_release(&rel_path);
-	free(work_tree);
-	free(git_dir);
-}
-
 int parallel_submodules(void)
 {
 	return parallel_jobs;