setup: adopt shared init-db & clone code

The functions init_db() and initialize_repository_version() were shared
by builtin/init-db.c and builtin/clone.c, and declared in cache.h.

Move these functions, plus their several helpers only used by these
functions, to setup.[ch].

Diff best viewed with `--color-moved`.

Signed-off-by: Elijah Newren <newren@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

1 files changed, 0 insertions, 9 deletions

diff --git a/cache.h b/cache.h
index 2bc1cd77d9..8b2eb52f04 100644
--- a/cache.h
+++ b/cache.h
@@ -322,15 +322,6 @@ void prefetch_cache_entries(const struct index_state *istate,
 extern struct index_state the_index;
 #endif
 
-#define INIT_DB_QUIET 0x0001
-#define INIT_DB_EXIST_OK 0x0002
-
-int init_db(const char *git_dir, const char *real_git_dir,
-	    const char *template_dir, int hash_algo,
-	    const char *initial_branch, int init_shared_repository,
-	    unsigned int flags);
-void initialize_repository_version(int hash_algo, int reinit);
-
 /* Initialize and use the cache information */
 struct lock_file;
 void preload_index(struct index_state *index,