X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=helm%2Focaml%2Fextlib%2FhExtlib.mli;h=aed9b240693cdd4a9621984ddec60d1bbc4356b6;hb=ed308fc03be5397081ac0e00bbc73b3f71da1e67;hp=d12c042f56d786af6a99f653ff248b1fb44c6552;hpb=c72b0d76d607482bccf12e7193a4d1a777815b91;p=helm.git

diff --git a/helm/ocaml/extlib/hExtlib.mli b/helm/ocaml/extlib/hExtlib.mli
index d12c042f5..aed9b2406 100644
--- a/helm/ocaml/extlib/hExtlib.mli
+++ b/helm/ocaml/extlib/hExtlib.mli
@@ -35,6 +35,11 @@ val is_dir: string -> bool  (** @return true if file is a directory *)
 val is_regular: string -> bool  (** @return true if file is a regular file *)
 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 *)
+
 
   (** find all _files_ matching test under a filesystem root *)
 val find: ?test:(string -> bool) -> string -> string list 
@@ -63,9 +68,11 @@ val trim_blanks: string -> string (** strip heading and trailing blanks *)
 
 (** {2 List processing} *)
 
-val list_uniq: 'a list -> 'a list (** uniq unix filter on lists *)
+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_concat: ?sep:'a list -> 'a list list -> 'a list (**String.concat-like*)
+val list_findopt: ('a -> 'b option) -> 'a list -> 'b option
 
 (** {2 Debugging & Profiling} *)
 
@@ -76,3 +83,13 @@ type profiler = { profile : 'a 'b. ('a -> 'b) -> 'a -> 'b }
 val profile : ?enable:bool -> string -> profiler
 val set_profiling_printings : (unit -> bool) -> unit
 
+(** {2 Localized exceptions } *)
+
+exception Localized of Token.flocation * exn
+
+val loc_of_floc: Token.flocation -> int * int
+val floc_of_loc: int * int -> Token.flocation
+
+val dummy_floc: Lexing.position * Lexing.position
+
+val raise_localized_exception: offset:int -> Token.flocation -> exn -> 'a