+(* Copyright (C) 2006, HELM Team.
+ *
+ * This file is part of HELM, an Hypertextual, Electronic
+ * Library of Mathematics, developed at the Computer Science
+ * Department, University of Bologna, Italy.
+ *
+ * HELM is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * HELM is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with HELM; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston,
+ * MA 02111-1307, USA.
+ *
+ * For details, see the HELM World-Wide-Web page,
+ * http://helm.cs.unibo.it/
+ *)
+
+open Printf
+
+let is_notation = function GrafiteParser.LNone _ -> true | _ -> false
+
+let grep () =
+ let recursive = ref false in
+ let spec = [
+ "-r", Arg.Set recursive, "enable directory recursion";
+ ] in
+ MatitaInit.add_cmdline_spec spec;
+ MatitaInit.initialize_all ();
+ let include_paths =
+ Helm_registry.get_list Helm_registry.string "matita.includes" in
+ let status =
+ CicNotation2.load_notation ~include_paths
+ BuildTimeConf.core_notation_script in
+ let path =
+ match Helm_registry.get_list Helm_registry.string "matita.args" with
+ | [ path ] -> path
+ | _ -> MatitaInit.die_usage () in
+ let grep_fun =
+ if !recursive then
+ (fun dirname ->
+ ignore (GrafiteWalker.rgrep_statement ~status
+ ~callback:(fun (fname, s) -> printf "%s: %s\n%!" fname s)
+ ~dirname is_notation))
+ else
+ (fun fname ->
+ ignore (GrafiteWalker.grep_statement ~status
+ ~callback:(fun s -> printf "%s\n%!" s)
+ ~fname is_notation)) in
+ grep_fun path
+
+let handle_localized_exns f arg =
+ try
+ f arg
+ with HExtlib.Localized (loc, exn) ->
+ let loc_begin, loc_end = HExtlib.loc_of_floc loc in
+ eprintf "Error at %d-%d: %s\n%!" loc_begin loc_end (Printexc.to_string exn)
+
+let main () = handle_localized_exns grep ()
+