X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=components%2Fextlib%2FhExtlib.mli;h=f951a6709817c862d1164a44b060efa8ae52b66a;hb=42f2dc48b4fef5b404f406bf512d6a0cde35c067;hp=0c2206a08bd82339f85cb3ad8c60934b9fcb0aba;hpb=2499f5fdcf4dbfecc6f4fafe925b24ae76f14be8;p=helm.git

diff --git a/components/extlib/hExtlib.mli b/components/extlib/hExtlib.mli
index 0c2206a08..f951a6709 100644
--- a/components/extlib/hExtlib.mli
+++ b/components/extlib/hExtlib.mli
@@ -32,13 +32,16 @@ val unopt: 'a option -> 'a  (** @raise Failure *)
 (** {2 Filesystem} *)
 
 val is_dir: string -> bool  (** @return true if file is a directory *)
+val writable_dir: string -> bool  (** @return true if the directory is writable *)
 val is_regular: string -> bool  (** @return true if file is a regular file *)
+val is_executable: string -> bool  (** @return true if file is executable *)
 val mkdir: string -> unit (** create dir and parents. @raise Failure *)
 val tilde_expand: string -> string  (** bash-like (head) tilde expansion *)
 val safe_remove: string -> unit (** removes a file if it exists *)
 val safe_rmdir: string -> unit (** removes a dir if it exists and is empty *)
 val is_dir_empty: string -> bool (** checks if the dir is empty *)
 val rmdir_descend: string -> unit (** rmdir -p *)
+val chmod: int -> string -> unit (** chmod *)
 
   (** find all _files_ whose name matches test under a filesystem root.
    * Test is passed the filename path relative to the given filesystem root *)
@@ -75,6 +78,8 @@ val trim_blanks: string -> string (** strip heading and trailing blanks *)
 val list_uniq: 
   ?eq:('a->'a->bool) -> 'a list -> 'a list (** uniq unix filter on lists *)
 val filter_map: ('a -> 'b option) -> 'a list -> 'b list (** filter + map *)
+val list_rev_map_filter: ('a -> 'b option) -> 'a list -> 'b list
+val list_rev_map_filter_fold: ('c -> 'a -> 'c * 'b option) -> 'c -> 'a list -> 'c * 'b list
 val list_concat: ?sep:'a list -> 'a list list -> 'a list (**String.concat-like*)
 val list_findopt: ('a -> 'b option) -> 'a list -> 'b option
 val flatten_map: ('a -> 'b list) -> 'a list -> 'b list
@@ -97,14 +102,14 @@ val set_profiling_printings : (string -> bool) -> unit
 
 (** {2 Localized exceptions } *)
 
-exception Localized of Token.flocation * exn
+exception Localized of Stdpp.location * exn
 
-val loc_of_floc: Token.flocation -> int * int
-val floc_of_loc: int * int -> Token.flocation
+val loc_of_floc: Stdpp.location -> int * int
+val floc_of_loc: int * int -> Stdpp.location
 
-val dummy_floc: Lexing.position * Lexing.position
+val dummy_floc: Stdpp.location
 
-val raise_localized_exception: offset:int -> Token.flocation -> exn -> 'a
+val raise_localized_exception: offset:int -> Stdpp.location -> exn -> 'a
 
 (* size in KB (SLOW) *)
 val estimate_size: 'a -> int