add have_git_dir() function

diff --git a/cache.h b/cache.h
index 98a742122dbacbb39fa104cdfe909a9a884ed7b6..818804dad6e370f295209c482d3ecfcf953d7ad7 100644 (file)
--- a/cache.h
+++ b/cache.h
@@ -313,6 +313,7 @@ extern int is_bare_repository(void);
 extern int is_inside_git_dir(void);
 extern char *git_work_tree_cfg;
 extern int is_inside_work_tree(void);
+extern int have_git_dir(void);
 extern const char *get_git_dir(void);
 extern char *get_object_directory(void);
 extern char *get_index_file(void);
@@ -641,6 +642,8 @@ extern struct alternate_object_database {
 } *alt_odb_list;
 extern void prepare_alt_odb(void);
 extern void add_to_alternates_file(const char *reference);
+typedef int alt_odb_fn(struct alternate_object_database *, void *);
+extern void foreach_alt_odb(alt_odb_fn, void*);
 
 struct pack_window {
        struct pack_window *next;