(* 'top'-like tool for libvirt domains.
- * $Id: virt_top_main.ml,v 1.2 2007/08/30 13:16:57 rjones Exp $
- *
- * Just contains the main function.
- *)
+ (C) Copyright 2007-2009 Richard W.M. Jones, Red Hat Inc.
+ http://libvirt.org/
+
+ This program 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.
+
+ This program 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 this program; if not, write to the Free Software
+ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+
+ Just contains the main function.
+*)
open Curses
+open Virt_top_gettext.Gettext
open Virt_top
(* Note: make sure we catch any exceptions and clean up the display.
* that all allocated resources are being counted properly (by running
* the program under --debug ...).
*)
-let error =
- let setup = start_up () in
+let () = Printexc.record_backtrace true
+
+let ((_, _, script_mode, _, stream_mode, _, _, _) as setup) =
+ try start_up ()
+ with
+ | Failure msg ->
+ prerr_endline msg;
+ Printexc.print_backtrace stderr;
+ exit 1
+ | exn ->
+ prerr_endline (s_ "Error" ^ ": " ^ Printexc.to_string exn);
+ Printexc.print_backtrace stderr;
+ exit 1
+
+let () =
try
main_loop setup;
- endwin ();
- false
+ if not script_mode && not stream_mode then endwin ();
+ Gc.compact ();
+ exit 0
with
| Libvirt.Virterror err ->
- endwin ();
+ if not script_mode && not stream_mode then endwin ();
prerr_endline (Libvirt.Virterror.to_string err);
- true
+ Printexc.print_backtrace stderr;
+ Gc.compact ();
+ exit 1
+ | Failure msg ->
+ if not script_mode && not stream_mode then endwin ();
+ prerr_endline msg;
+ Printexc.print_backtrace stderr;
+ Gc.compact ();
+ exit 1
| exn ->
- endwin ();
- prerr_endline ("Error: " ^ Printexc.to_string exn);
- true
-
-let () =
- Gc.compact (); (* See note above. *)
-
- exit (if error then 1 else 0)
+ if not script_mode && not stream_mode then endwin ();
+ prerr_endline (s_ "Error" ^ ": " ^ Printexc.to_string exn);
+ Printexc.print_backtrace stderr;
+ Gc.compact ();
+ exit 1