X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=helm%2Fmatita%2FmatitaMisc.ml;h=8f97b25a9384b9f77f8ec1b7f0aab49893f7526d;hb=0bf96cb668cdd8d14b1c66f8a5241f12c5df9e3a;hp=53d7bd3173f7c672abc146ec9e3e065f6cdcf2bc;hpb=b11d278a26840884692cdfb89e168081134d293f;p=helm.git

diff --git a/helm/matita/matitaMisc.ml b/helm/matita/matitaMisc.ml
index 53d7bd317..8f97b25a9 100644
--- a/helm/matita/matitaMisc.ml
+++ b/helm/matita/matitaMisc.ml
@@ -26,31 +26,86 @@
 open Printf
 open MatitaTypes 
 
+(** Functions "imported" from Http_getter_misc *)
+
+let strip_trailing_slash = Http_getter_misc.strip_trailing_slash
+let normalize_dir = Http_getter_misc.normalize_dir
+let strip_suffix = Http_getter_misc.strip_suffix
+
+let baseuri_of_baseuri_decl st =
+  match st with
+  | GrafiteAst.Executable (_, GrafiteAst.Command (_, GrafiteAst.Set (_, "baseuri", buri))) ->
+      Some buri
+  | _ -> None
+
+let baseuri_of_file file = 
+  let uri = ref None in
+  let ic = open_in file in
+  let istream = Ulexing.from_utf8_channel ic in
+  (try
+    while true do
+      try 
+        let stm = GrafiteParser.parse_statement istream in
+        match baseuri_of_baseuri_decl stm with
+        | Some buri -> 
+            let u = strip_trailing_slash buri in
+            if String.length u < 5 || String.sub u 0 5 <> "cic:/" then
+              MatitaLog.error (file ^ " sets an incorrect baseuri: " ^ buri);
+            (try 
+              ignore(Http_getter.resolve u)
+            with
+            | Http_getter_types.Unresolvable_URI _ -> 
+                MatitaLog.error (file ^ " sets an unresolvable baseuri: "^buri)
+            | Http_getter_types.Key_not_found _ -> ());
+            uri := Some u;
+            raise End_of_file
+        | None -> ()
+      with
+        CicNotationParser.Parse_error _ as exn ->
+          prerr_endline ("Unable to parse: " ^ file);
+          prerr_endline (MatitaExcPp.to_string exn);
+          ()
+    done
+  with End_of_file -> close_in ic);
+  match !uri with
+  | Some uri -> uri
+  | None -> failwith ("No baseuri defined in " ^ file)
+
+let is_empty buri =
+ List.for_all
+  (function
+      Http_getter_types.Ls_section _ -> true
+    | Http_getter_types.Ls_object _ -> false)
+  (Http_getter.ls (Http_getter_misc.strip_trailing_slash buri ^ "/"))
+
 let safe_remove fname = if Sys.file_exists fname then Sys.remove fname
 
-let is_dir fname =
-  try
-    (Unix.stat fname).Unix.st_kind = Unix.S_DIR
-  with Unix.Unix_error _ -> false
-
-let is_regular fname =
-  try
-    (Unix.stat fname).Unix.st_kind = Unix.S_REG
-  with Unix.Unix_error _ -> false
-
-let input_file fname =
-  let size = (Unix.stat fname).Unix.st_size in
-  let buf = Buffer.create size in
-  let ic = open_in fname in
-  Buffer.add_channel buf ic size;
-  close_in ic;
-  Buffer.contents buf
-
-let output_file data file = 
-  let oc = open_out file in
-  output_string oc data;
-  close_out oc
+let is_dir_empty d =
+  try 
+    let od = Unix.opendir d in
+    try 
+      ignore (Unix.readdir od);
+      ignore (Unix.readdir od);
+      ignore (Unix.readdir od);
+      Unix.closedir od;
+      false
+    with End_of_file -> 
+      Unix.closedir od;
+      true
+  with Unix.Unix_error _ -> true
 
+let safe_rmdir d = try Unix.rmdir d with Unix.Unix_error _ -> ()
+
+let rec rmdir_descend d = 
+  if is_dir_empty d then
+    begin
+      safe_rmdir d;
+      rmdir_descend (Filename.dirname d)
+    end
+
+let absolute_path file =
+  if file.[0] = '/' then file else Unix.getcwd () ^ "/" ^ file
+  
 let is_proof_script fname = true  (** TODO Zack *)
 let is_proof_object fname = true  (** TODO Zack *)
 
@@ -60,14 +115,6 @@ let append_phrase_sep s =
   else
     s
 
-let strip_trailing_blanks =
-  let rex = Pcre.regexp "\\s*$" in
-  fun s -> Pcre.replace ~rex s
-
-let strip_trailing_slash =
-  let rex = Pcre.regexp "/$" in
-  fun s -> Pcre.replace ~rex s
-
 let empty_mathml () =
   DomMisc.domImpl#createDocument ~namespaceURI:(Some DomMisc.mathml_ns)
     ~qualifiedName:(Gdome.domString "math") ~doctype:None
@@ -170,14 +217,6 @@ let singleton f =
   let instance = lazy (f ()) in
   fun () -> Lazy.force instance
 
-let mkdir d =
-  let errmsg = sprintf "Unable to create directory \"%s\"" d in
-  try
-    (match Unix.system ("mkdir -p " ^ d) with
-    | Unix.WEXITED 0 -> ()
-    | _ -> failwith errmsg)
-  with Unix.Unix_error _ -> failwith errmsg
-
 let get_proof_status status =
   match status.proof_status with
   | Incomplete_proof s -> s
@@ -197,26 +236,37 @@ let get_proof_context status =
       context
   | _ -> []
  
-let get_proof_aliases status = status.aliases
-
+let get_proof_conclusion status =
+  match status.proof_status with
+  | Incomplete_proof ((_, metasenv, _, _), goal) ->
+      let (_, _, conclusion) = CicUtil.lookup_meta goal metasenv in
+      conclusion
+  | _ -> statement_error "no ongoing proof"
+ 
 let qualify status name = get_string_option status "baseuri" ^ "/" ^ name
 
-let unopt = function None -> failwith "unopt: None" | Some v -> v
-
 let image_path n = sprintf "%s/%s" BuildTimeConf.images_dir n
 
 let end_ma_RE = Pcre.regexp "\\.ma$"
-let obj_file_of_script f = Pcre.replace ~rex:end_ma_RE ~templ:".moo" f
-
-let rec list_uniq = function 
-  | [] -> []
-  | h::[] -> [h]
-  | h1::h2::tl when h1 = h2 -> list_uniq (h2 :: tl) 
-  | h1::tl (* when h1 <> h2 *) -> h1 :: list_uniq tl
-
-let debug_wrap name f =
-  prerr_endline (sprintf "debug_wrap: ==>> %s" name);
-  let res = f () in
-  prerr_endline (sprintf "debug_wrap: <<== %s" name);
-  res
+
+let obj_file_of_baseuri baseuri =
+ let path =
+  Helm_registry.get "matita.basedir" ^ "/xml" ^
+   Pcre.replace ~pat:"^cic:" ~templ:"" baseuri
+ in
+  path ^ ".moo"
+
+let obj_file_of_script f =
+ if f = "coq.ma" then BuildTimeConf.coq_notation_script else
+  let baseuri = baseuri_of_file f in
+   obj_file_of_baseuri baseuri
+
+let list_tl_at ?(equality=(==)) e l =
+  let rec aux =
+    function
+    | [] -> raise Not_found
+    | hd :: tl as l when equality hd e -> l
+    | hd :: tl -> aux tl
+  in
+  aux l