exception NoRootFor of string

val find_root: string -> string

val load_root_file: string -> (string*string) list

val absolutize: string -> string 

(* baseuri_of_script ?(inc:REG[matita.includes]) fname 
 *   -> 
 * root, buri, fullpath, rootrelativepath
 * sample: baseuri_of_script a.ma -> /home/pippo/devel/, cic:/matita/a,
 * /home/pippo/devel/a.ma *)
val baseuri_of_script: 
  include_paths:string list -> string -> string * string * string * string

(* finds all the roots files in the specified dir *)
val find_roots_in_dir: string -> string list

(* make *)
type options = (string * string) list

module type Format =
  sig
    type source_object
    type target_object
    val load_deps_file: string -> (source_object * source_object list) list
    val target_of: options -> source_object -> target_object
    val string_of_source_object: source_object -> string
    val string_of_target_object: target_object -> string
    val build: options -> source_object -> bool
    val root_of: options -> source_object -> string option
    val mtime_of_source_object: source_object -> float option
    val mtime_of_target_object: target_object -> float option
  end

module Make :
  functor (F : Format) ->
    sig
      (* make [root dir] [targets], targets = [] means make all *)
      val make : string -> F.source_object list ->  bool
    end

val load_deps_file: string -> (string * string list) list
val write_deps_file: string -> (string * string list) list -> unit