X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=helm%2Fsoftware%2Fcomponents%2Fextlib%2FhExtlib.mli;h=30a6f145f11e22b0ad371d728182971d80cb5892;hb=4b5527a6ccbe73ada47f903292959ed3dde3b5c6;hp=0c2206a08bd82339f85cb3ad8c60934b9fcb0aba;hpb=abd2098b6c4a40b36bb4b950c607eb4b4a7852bc;p=helm.git

diff --git a/helm/software/components/extlib/hExtlib.mli b/helm/software/components/extlib/hExtlib.mli
index 0c2206a08..30a6f145f 100644
--- a/helm/software/components/extlib/hExtlib.mli
+++ b/helm/software/components/extlib/hExtlib.mli
@@ -32,18 +32,27 @@ 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 *)
+val normalize_path: string -> string (** /foo/./bar/..//baz -> /foo/baz *)
 
   (** find all _files_ whose name matches test under a filesystem root.
    * Test is passed the filename path relative to the given filesystem root *)
 val find: ?test:(string -> bool) -> string -> string list 
 
+  (** find_in paths name returns the first path^"/"^name such that 
+   *  is a regular file and the current user can 'stat' it. 
+   *  May raise (Failure "find_in") *)
+val find_in: string list -> string -> string
+
 (** {2 File I/O} *)
 
 val input_file: string -> string  (** read all the contents of file to string *)
@@ -75,6 +84,8 @@ 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
@@ -97,15 +108,26 @@ 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
 
+(* is_prefix_of [prefix] [string], in terms of dirs:
+ * foo/bar/ is prefix of foo/bar/baz 
+ * foo/bar  is prefix of foo/bar/baz 
+ * foo/b    isn't of     foo/bar/baz
+ * foo/bar  is prefix of foo/bar 
+ *)
+val is_prefix_of: string -> string -> bool
+val chop_prefix: string -> string -> string
+val touch: string -> unit
+
+val profiling_enabled: bool ref