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+// schedulable_alarm.cc
+// {{{
+//
+// Copyright (C) 2004 Nicolas Schodet
+//
+// 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+//
+// Contact :
+// Web: http://perso.efrei.fr/~schodet/
+// Email: <contact@ni.fr.eu.org>
+// }}}
+#include "schedulable_alarm.hh"
+
+namespace scheduler {
+
+/// Paramètre le Scheduler.
+void
+SchedulableAlarm::setup (Scheduler &scheduler, int time, FdSet &readSet, int
+ &timeout)
+{
+ if (start_ != -1)
+ {
+ int to = start_ + step_ - time;
+ timeout = to > 0 ? to : 0;
+ }
+}
+
+/// Appelé aprés l'attente du Scheduler, renvois true si un événement a
+/// été traité.
+bool
+SchedulableAlarm::run (Scheduler &scheduler, int time, const FdSet &readSet)
+{
+ if (time >= start_ + step_)
+ {
+ start_ = periodic_ ? start_ + step_ : -1;
+ callback_ ();
+ return true;
+ }
+ else
+ return false;
+}
+
+} // namespace scheduler
+