X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=helm%2Fsoftware%2Fcomponents%2Fextlib%2FhExtlib.mli;h=73450ae11c62f7d860dcc9dface21a796767e132;hb=c036cf8b560ad40dbc06e94530af938e6f994aca;hp=99727331a601c6fc90f7bba439bedcf379ae44d9;hpb=aeb75cae8119fb93fa3561278f7eea3d59727bdb;p=helm.git

diff --git a/helm/software/components/extlib/hExtlib.mli b/helm/software/components/extlib/hExtlib.mli
index 99727331a..73450ae11 100644
--- a/helm/software/components/extlib/hExtlib.mli
+++ b/helm/software/components/extlib/hExtlib.mli
@@ -34,17 +34,25 @@ val unopt: 'a option -> 'a  (** @raise Failure *)
 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 *)
@@ -100,15 +108,24 @@ 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