Make it possible to set up libgit directly (instead of from the environment)

diff --git a/cache.h b/cache.h
index 87199396a05fbbbb695379119535eb9eefae2514..962f2fc3467077289df4294b48216050b26e74a7 100644 (file)
--- a/cache.h
+++ b/cache.h
@@ -116,6 +116,9 @@ extern struct cache_entry **active_cache;
 extern unsigned int active_nr, active_alloc, active_cache_changed;
 extern struct cache_tree *active_cache_tree;
 
+extern void setup_git(char *new_git_dir, char *new_git_object_dir,
+                      char *new_git_index_file, char *new_git_graft_file);
+
 #define GIT_DIR_ENVIRONMENT "GIT_DIR"
 #define DEFAULT_GIT_DIR_ENVIRONMENT ".git"
 #define DB_ENVIRONMENT "GIT_OBJECT_DIRECTORY"