(* path.mli - Don Yang (uguu.org)

   04/16/06
                                                                           *)

(* Path separator character *)
val separator : char
val separator_str : string

(* Modify string in-place, replacing path separator characters to use
   uniform separator characters.                                      *)
val replace_separator : string -> unit

(* Split path string to list of components *)
val split_to_parts : string -> string list

(* Join list of path components to a single path string *)
val join_parts : string list -> string

(* Remove . and .. inside path string *)
val normalize : string -> string

(* src dst path: Replace root directory of path (src) with a different
   root (dst), returns empty string if unsuccessful.                   *)
val replace_root : string -> string -> string -> string

(* cwd path: Given two absolute paths, create relative path from first
   path to second path.                                                *)
val relative : string -> string -> string

(* Build regular expression string to match path pattern.  Returns
   regular expression string, and what type of enumeration is needed. *)
type dir_enum_type = BASE_DIR | SUB_DIR | SINGLE_FILE
val pattern_to_regexp : string -> string * dir_enum_type