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/* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*- */
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79f644 |
/*
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79f644 |
* Copyright © 2012 – 2017 Red Hat, Inc.
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79f644 |
*
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79f644 |
* This library is free software; you can redistribute it and/or
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Packit |
79f644 |
* modify it under the terms of the GNU Lesser General Public
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Packit |
79f644 |
* License as published by the Free Software Foundation; either
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Packit |
79f644 |
* version 2 of the License, or (at your option) any later version.
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79f644 |
*
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* This library is distributed in the hope that it will be useful,
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79f644 |
* but WITHOUT ANY WARRANTY; without even the implied warranty of
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Packit |
79f644 |
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Packit |
79f644 |
* Lesser General Public License for more details.
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79f644 |
*
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79f644 |
* You should have received a copy of the GNU Lesser General
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|
Packit |
79f644 |
* Public License along with this library; if not, see <http://www.gnu.org/licenses/>.
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Packit |
79f644 |
*/
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#include "config.h"
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79f644 |
#include "goaalarm.h"
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79f644 |
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79f644 |
#ifdef HAVE_TIMERFD
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#include <sys/timerfd.h>
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#endif
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#include <errno.h>
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#include <unistd.h>
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#include <string.h>
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79f644 |
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79f644 |
#include <glib.h>
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79f644 |
#include <gio/gio.h>
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79f644 |
#include <gio/gunixinputstream.h>
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|
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#define MAX_TIMEOUT_INTERVAL (10 *1000)
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typedef enum
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{
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GOA_ALARM_TYPE_UNSCHEDULED,
|
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GOA_ALARM_TYPE_TIMER,
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GOA_ALARM_TYPE_TIMEOUT,
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} GoaAlarmType;
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|
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struct _GoaAlarmPrivate
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|
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{
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|
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GDateTime *time;
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|
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79f644 |
GDateTime *previous_wakeup_time;
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|
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79f644 |
GMainContext *context;
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|
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79f644 |
GSource *immediate_wakeup_source;
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|
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79f644 |
GRecMutex lock;
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79f644 |
|
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GoaAlarmType type;
|
|
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GSource *scheduled_wakeup_source;
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GInputStream *stream; /* NULL, unless using timerfd */
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};
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|
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enum
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{
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FIRED,
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REARMED,
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NUMBER_OF_SIGNALS,
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79f644 |
};
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|
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79f644 |
enum
|
|
Packit |
79f644 |
{
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PROP_0,
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PROP_TIME
|
|
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};
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|
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static void schedule_wakeups (GoaAlarm *self);
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static void schedule_wakeups_with_timeout_source (GoaAlarm *self);
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static void goa_alarm_set_time (GoaAlarm *self, GDateTime *time);
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static void clear_wakeup_source_pointer (GoaAlarm *self);
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static guint signals[NUMBER_OF_SIGNALS] = { 0 };
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G_DEFINE_TYPE (GoaAlarm, goa_alarm, G_TYPE_OBJECT);
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static void
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goa_alarm_dispose (GObject *object)
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{
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79f644 |
GoaAlarm *self = GOA_ALARM (object);
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79f644 |
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g_clear_object (&self->priv->stream);
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g_clear_pointer (&self->priv->immediate_wakeup_source, (GDestroyNotify) g_source_destroy);
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g_clear_pointer (&self->priv->scheduled_wakeup_source, (GDestroyNotify) g_source_destroy);
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g_clear_pointer (&self->priv->context, (GDestroyNotify) g_main_context_unref);
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g_clear_pointer (&self->priv->time, (GDestroyNotify) g_date_time_unref);
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g_clear_pointer (&self->priv->previous_wakeup_time, (GDestroyNotify) g_date_time_unref);
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G_OBJECT_CLASS (goa_alarm_parent_class)->dispose (object);
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}
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static void
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goa_alarm_finalize (GObject *object)
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|
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{
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79f644 |
GoaAlarm *self = GOA_ALARM (object);
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79f644 |
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g_rec_mutex_clear (&self->priv->lock);
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G_OBJECT_CLASS (goa_alarm_parent_class)->finalize (object);
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Packit |
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}
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static void
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goa_alarm_set_property (GObject *object,
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guint property_id,
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Packit |
79f644 |
const GValue *value,
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|
Packit |
79f644 |
GParamSpec *param_spec)
|
|
Packit |
79f644 |
{
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Packit |
79f644 |
GoaAlarm *self = GOA_ALARM (object);
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|
Packit |
79f644 |
GDateTime *time;
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Packit |
79f644 |
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Packit |
79f644 |
switch (property_id)
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|
Packit |
79f644 |
{
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Packit |
79f644 |
case PROP_TIME:
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79f644 |
time = (GDateTime *) g_value_get_boxed (value);
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|
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79f644 |
goa_alarm_set_time (self, time);
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Packit |
79f644 |
break;
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|
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79f644 |
default:
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|
Packit |
79f644 |
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, param_spec);
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|
Packit |
79f644 |
break;
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|
Packit |
79f644 |
}
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|
Packit |
79f644 |
}
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Packit |
79f644 |
|
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Packit |
79f644 |
static void
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|
Packit |
79f644 |
goa_alarm_get_property (GObject *object,
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|
Packit |
79f644 |
guint property_id,
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|
Packit |
79f644 |
GValue *value,
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|
Packit |
79f644 |
GParamSpec *param_spec)
|
|
Packit |
79f644 |
{
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|
Packit |
79f644 |
GoaAlarm *self = GOA_ALARM (object);
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|
Packit |
79f644 |
|
|
Packit |
79f644 |
switch (property_id)
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|
Packit |
79f644 |
{
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|
Packit |
79f644 |
case PROP_TIME:
|
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Packit |
79f644 |
g_value_set_boxed (value, self->priv->time);
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|
Packit |
79f644 |
break;
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|
Packit |
79f644 |
default:
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|
Packit |
79f644 |
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, param_spec);
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|
Packit |
79f644 |
break;
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|
Packit |
79f644 |
}
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|
Packit |
79f644 |
}
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|
Packit |
79f644 |
|
|
Packit |
79f644 |
static void
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|
Packit |
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goa_alarm_class_init (GoaAlarmClass *klass)
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|
Packit |
79f644 |
{
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|
Packit |
79f644 |
GObjectClass *object_class;
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Packit |
79f644 |
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Packit |
79f644 |
object_class = G_OBJECT_CLASS (klass);
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Packit |
79f644 |
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Packit |
79f644 |
object_class->dispose = goa_alarm_dispose;
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Packit |
79f644 |
object_class->finalize = goa_alarm_finalize;
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Packit |
79f644 |
object_class->get_property = goa_alarm_get_property;
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Packit |
79f644 |
object_class->set_property = goa_alarm_set_property;
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|
Packit |
79f644 |
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|
Packit |
79f644 |
g_type_class_add_private (klass, sizeof (GoaAlarmPrivate));
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|
Packit |
79f644 |
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|
Packit |
79f644 |
signals[FIRED] = g_signal_new ("fired",
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|
Packit |
79f644 |
G_TYPE_FROM_CLASS (klass),
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|
Packit |
79f644 |
G_SIGNAL_RUN_LAST,
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|
Packit |
79f644 |
0, NULL, NULL, NULL, G_TYPE_NONE, 0);
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|
Packit |
79f644 |
|
|
Packit |
79f644 |
signals[REARMED] = g_signal_new ("rearmed",
|
|
Packit |
79f644 |
G_TYPE_FROM_CLASS (klass),
|
|
Packit |
79f644 |
G_SIGNAL_RUN_LAST,
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|
Packit |
79f644 |
0, NULL, NULL, NULL, G_TYPE_NONE, 0);
|
|
Packit |
79f644 |
|
|
Packit |
79f644 |
g_object_class_install_property (object_class,
|
|
Packit |
79f644 |
PROP_TIME,
|
|
Packit |
79f644 |
g_param_spec_boxed ("time",
|
|
Packit |
79f644 |
"Time",
|
|
Packit |
79f644 |
"Time to fire",
|
|
Packit |
79f644 |
G_TYPE_DATE_TIME,
|
|
Packit |
79f644 |
G_PARAM_READWRITE));
|
|
Packit |
79f644 |
}
|
|
Packit |
79f644 |
|
|
Packit |
79f644 |
static void
|
|
Packit |
79f644 |
goa_alarm_init (GoaAlarm *self)
|
|
Packit |
79f644 |
{
|
|
Packit |
79f644 |
self->priv = G_TYPE_INSTANCE_GET_PRIVATE (self, GOA_TYPE_ALARM, GoaAlarmPrivate);
|
|
Packit |
79f644 |
g_rec_mutex_init (&self->priv->lock);
|
|
Packit |
79f644 |
}
|
|
Packit |
79f644 |
|
|
Packit |
79f644 |
static void
|
|
Packit |
79f644 |
fire_alarm (GoaAlarm *self)
|
|
Packit |
79f644 |
{
|
|
Packit |
79f644 |
g_signal_emit (G_OBJECT (self), signals[FIRED], 0);
|
|
Packit |
79f644 |
}
|
|
Packit |
79f644 |
|
|
Packit |
79f644 |
static void
|
|
Packit |
79f644 |
rearm_alarm (GoaAlarm *self)
|
|
Packit |
79f644 |
{
|
|
Packit |
79f644 |
g_signal_emit (G_OBJECT (self), signals[REARMED], 0);
|
|
Packit |
79f644 |
}
|
|
Packit |
79f644 |
|
|
Packit |
79f644 |
static void
|
|
Packit |
79f644 |
fire_or_rearm_alarm (GoaAlarm *self)
|
|
Packit |
79f644 |
{
|
|
Packit |
79f644 |
GTimeSpan time_until_fire;
|
|
Packit |
79f644 |
GTimeSpan previous_time_until_fire;
|
|
Packit |
79f644 |
GDateTime *now;
|
|
Packit |
79f644 |
|
|
Packit |
79f644 |
now = g_date_time_new_now_local ();
|
|
Packit |
79f644 |
time_until_fire = g_date_time_difference (self->priv->time, now);
|
|
Packit |
79f644 |
|
|
Packit |
79f644 |
if (self->priv->previous_wakeup_time == NULL)
|
|
Packit |
79f644 |
{
|
|
Packit |
79f644 |
self->priv->previous_wakeup_time = now;
|
|
Packit |
79f644 |
|
|
Packit |
79f644 |
/* If, according to the time, we're past when we should have fired,
|
|
Packit |
79f644 |
* then fire the alarm.
|
|
Packit |
79f644 |
*/
|
|
Packit |
79f644 |
if (time_until_fire <= 0)
|
|
Packit |
79f644 |
fire_alarm (self);
|
|
Packit |
79f644 |
}
|
|
Packit |
79f644 |
else
|
|
Packit |
79f644 |
{
|
|
Packit |
79f644 |
previous_time_until_fire =
|
|
Packit |
79f644 |
g_date_time_difference (self->priv->time,
|
|
Packit |
79f644 |
self->priv->previous_wakeup_time);
|
|
Packit |
79f644 |
|
|
Packit |
79f644 |
g_date_time_unref (self->priv->previous_wakeup_time);
|
|
Packit |
79f644 |
self->priv->previous_wakeup_time = now;
|
|
Packit |
79f644 |
|
|
Packit |
79f644 |
/* If, according to the time, we're past when we should have fired,
|
|
Packit |
79f644 |
* and this is the first wakeup where that's been true then fire
|
|
Packit |
79f644 |
* the alarm. The first check makes sure we don't fire prematurely,
|
|
Packit |
79f644 |
* and the second check makes sure we don't fire more than once
|
|
Packit |
79f644 |
*/
|
|
Packit |
79f644 |
if (time_until_fire <= 0 && previous_time_until_fire > 0)
|
|
Packit |
79f644 |
{
|
|
Packit |
79f644 |
fire_alarm (self);
|
|
Packit |
79f644 |
|
|
Packit |
79f644 |
/* If, according to the time, we're before when we should fire,
|
|
Packit |
79f644 |
* and we previously fired the alarm, then we've jumped back in
|
|
Packit |
79f644 |
* time and need to rearm the alarm.
|
|
Packit |
79f644 |
*/
|
|
Packit |
79f644 |
}
|
|
Packit |
79f644 |
else if (time_until_fire > 0 && previous_time_until_fire <= 0)
|
|
Packit |
79f644 |
{
|
|
Packit |
79f644 |
rearm_alarm (self);
|
|
Packit |
79f644 |
}
|
|
Packit |
79f644 |
}
|
|
Packit |
79f644 |
}
|
|
Packit |
79f644 |
|
|
Packit |
79f644 |
static gboolean
|
|
Packit |
79f644 |
on_immediate_wakeup_source_ready (GoaAlarm *self)
|
|
Packit |
79f644 |
{
|
|
Packit |
79f644 |
g_return_val_if_fail (self->priv->type != GOA_ALARM_TYPE_UNSCHEDULED, FALSE);
|
|
Packit |
79f644 |
|
|
Packit |
79f644 |
g_rec_mutex_lock (&self->priv->lock);
|
|
Packit |
79f644 |
fire_or_rearm_alarm (self);
|
|
Packit |
79f644 |
g_rec_mutex_unlock (&self->priv->lock);
|
|
Packit |
79f644 |
return FALSE;
|
|
Packit |
79f644 |
}
|
|
Packit |
79f644 |
|
|
Packit |
79f644 |
#ifdef HAVE_TIMERFD
|
|
Packit |
79f644 |
static gboolean
|
|
Packit |
79f644 |
on_timer_source_ready (GObject *stream, GoaAlarm *self)
|
|
Packit |
79f644 |
{
|
|
Packit |
79f644 |
gint64 number_of_fires;
|
|
Packit |
79f644 |
gssize bytes_read;
|
|
Packit |
79f644 |
gboolean run_again = FALSE;
|
|
Packit |
79f644 |
GError *error = NULL;
|
|
Packit |
79f644 |
|
|
Packit |
79f644 |
g_return_val_if_fail (GOA_IS_ALARM (self), FALSE);
|
|
Packit |
79f644 |
|
|
Packit |
79f644 |
g_rec_mutex_lock (&self->priv->lock);
|
|
Packit |
79f644 |
|
|
Packit |
79f644 |
if (self->priv->type != GOA_ALARM_TYPE_TIMER)
|
|
Packit |
79f644 |
{
|
|
Packit |
79f644 |
g_warning ("GoaAlarm: timer source ready callback called "
|
|
Packit |
79f644 |
"when timer source isn't supposed to be used. "
|
|
Packit |
79f644 |
"Current timer type is %u", self->priv->type);
|
|
Packit |
79f644 |
goto out;
|
|
Packit |
79f644 |
}
|
|
Packit |
79f644 |
|
|
Packit |
79f644 |
bytes_read =
|
|
Packit |
79f644 |
g_pollable_input_stream_read_nonblocking (G_POLLABLE_INPUT_STREAM (stream),
|
|
Packit |
79f644 |
&number_of_fires, sizeof (gint64),
|
|
Packit |
79f644 |
NULL, &error);
|
|
Packit |
79f644 |
|
|
Packit |
79f644 |
if (bytes_read < 0)
|
|
Packit |
79f644 |
{
|
|
Packit |
79f644 |
if (g_error_matches (error, G_IO_ERROR, G_IO_ERROR_CANCELLED))
|
|
Packit |
79f644 |
g_debug ("GoaAlarm: discontinuity detected from timer fd");
|
|
Packit |
79f644 |
else
|
|
Packit |
79f644 |
{
|
|
Packit |
79f644 |
g_warning ("GoaAlarm: failed to read from timer fd: %s\n",
|
|
Packit |
79f644 |
error->message);
|
|
Packit |
79f644 |
goto out;
|
|
Packit |
79f644 |
}
|
|
Packit |
79f644 |
}
|
|
Packit |
79f644 |
|
|
Packit |
79f644 |
if (bytes_read == sizeof (gint64))
|
|
Packit |
79f644 |
{
|
|
Packit |
79f644 |
if (number_of_fires < 0 || number_of_fires > 1)
|
|
Packit |
79f644 |
{
|
|
Packit |
79f644 |
g_warning ("GoaAlarm: expected timerfd to report firing once,"
|
|
Packit |
79f644 |
"but it reported firing %ld times\n", (long) number_of_fires);
|
|
Packit |
79f644 |
}
|
|
Packit |
79f644 |
}
|
|
Packit |
79f644 |
|
|
Packit |
79f644 |
fire_or_rearm_alarm (self);
|
|
Packit |
79f644 |
run_again = TRUE;
|
|
Packit |
79f644 |
out:
|
|
Packit |
79f644 |
g_rec_mutex_unlock (&self->priv->lock);
|
|
Packit |
79f644 |
g_clear_error (&error);
|
|
Packit |
79f644 |
return run_again;
|
|
Packit |
79f644 |
}
|
|
Packit |
79f644 |
#endif
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|
Packit |
79f644 |
|
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Packit |
79f644 |
static gboolean
|
|
Packit |
79f644 |
schedule_wakeups_with_timerfd (GoaAlarm *self)
|
|
Packit |
79f644 |
{
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|
Packit |
79f644 |
#ifdef HAVE_TIMERFD
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|
Packit |
79f644 |
struct itimerspec timer_spec;
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|
Packit |
79f644 |
int fd;
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|
Packit |
79f644 |
int result;
|
|
Packit |
79f644 |
GSource *source;
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|
Packit |
79f644 |
static gboolean seen_before = FALSE;
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|
Packit |
79f644 |
|
|
Packit |
79f644 |
if (!seen_before)
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|
Packit |
79f644 |
{
|
|
Packit |
79f644 |
g_debug ("GoaAlarm: trying to use kernel timer");
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|
Packit |
79f644 |
seen_before = TRUE;
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|
Packit |
79f644 |
}
|
|
Packit |
79f644 |
|
|
Packit |
79f644 |
fd = timerfd_create (CLOCK_REALTIME, TFD_CLOEXEC | TFD_NONBLOCK);
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|
Packit |
79f644 |
|
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Packit |
79f644 |
if (fd < 0)
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|
Packit |
79f644 |
{
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|
Packit |
79f644 |
g_debug ("GoaAlarm: could not create timer fd: %s", strerror (errno));
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|
Packit |
79f644 |
return FALSE;
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|
Packit |
79f644 |
}
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|
Packit |
79f644 |
|
|
Packit |
79f644 |
memset (&timer_spec, 0, sizeof (timer_spec));
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|
Packit |
79f644 |
timer_spec.it_value.tv_sec = g_date_time_to_unix (self->priv->time) + 1;
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Packit |
79f644 |
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Packit |
79f644 |
result = timerfd_settime (fd,
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|
Packit |
79f644 |
TFD_TIMER_ABSTIME | TFD_TIMER_CANCEL_ON_SET,
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Packit |
79f644 |
&timer_spec, NULL);
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Packit |
79f644 |
|
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Packit |
79f644 |
if (result < 0)
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|
Packit |
79f644 |
{
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|
Packit |
79f644 |
g_debug ("GoaAlarm: could not set timer: %s", strerror (errno));
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|
Packit |
79f644 |
return FALSE;
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|
Packit |
79f644 |
}
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Packit |
79f644 |
|
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Packit |
79f644 |
self->priv->type = GOA_ALARM_TYPE_TIMER;
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Packit |
79f644 |
self->priv->stream = g_unix_input_stream_new (fd, TRUE);
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Packit |
79f644 |
|
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Packit |
79f644 |
source =
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|
Packit |
79f644 |
g_pollable_input_stream_create_source (G_POLLABLE_INPUT_STREAM
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|
Packit |
79f644 |
(self->priv->stream),
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Packit |
79f644 |
NULL);
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Packit |
79f644 |
self->priv->scheduled_wakeup_source = source;
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Packit |
79f644 |
g_source_set_callback (self->priv->scheduled_wakeup_source,
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Packit |
79f644 |
(GSourceFunc) on_timer_source_ready, self,
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Packit |
79f644 |
(GDestroyNotify) clear_wakeup_source_pointer);
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|
Packit |
79f644 |
g_source_attach (self->priv->scheduled_wakeup_source, self->priv->context);
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Packit |
79f644 |
g_source_unref (source);
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Packit |
79f644 |
|
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Packit |
79f644 |
return TRUE;
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Packit |
79f644 |
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Packit |
79f644 |
#endif /*HAVE_TIMERFD */
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Packit |
79f644 |
|
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Packit |
79f644 |
return FALSE;
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|
Packit |
79f644 |
}
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|
Packit |
79f644 |
|
|
Packit |
79f644 |
static gboolean
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|
Packit |
79f644 |
on_timeout_source_ready (GoaAlarm *self)
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|
Packit |
79f644 |
{
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|
Packit |
79f644 |
g_return_val_if_fail (GOA_IS_ALARM (self), FALSE);
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|
Packit |
79f644 |
|
|
Packit |
79f644 |
g_rec_mutex_lock (&self->priv->lock);
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|
Packit |
79f644 |
|
|
Packit |
79f644 |
if (self->priv->type == GOA_ALARM_TYPE_UNSCHEDULED)
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|
Packit |
79f644 |
goto out;
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|
Packit |
79f644 |
|
|
Packit |
79f644 |
fire_or_rearm_alarm (self);
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|
Packit |
79f644 |
|
|
Packit |
79f644 |
schedule_wakeups_with_timeout_source (self);
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|
Packit |
79f644 |
|
|
Packit |
79f644 |
out:
|
|
Packit |
79f644 |
g_rec_mutex_unlock (&self->priv->lock);
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|
Packit |
79f644 |
return FALSE;
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|
Packit |
79f644 |
}
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|
Packit |
79f644 |
|
|
Packit |
79f644 |
static void
|
|
Packit |
79f644 |
clear_wakeup_source_pointer (GoaAlarm *self)
|
|
Packit |
79f644 |
{
|
|
Packit |
79f644 |
self->priv->scheduled_wakeup_source = NULL;
|
|
Packit |
79f644 |
}
|
|
Packit |
79f644 |
|
|
Packit |
79f644 |
static void
|
|
Packit |
79f644 |
schedule_wakeups_with_timeout_source (GoaAlarm *self)
|
|
Packit |
79f644 |
{
|
|
Packit |
79f644 |
GDateTime *now;
|
|
Packit |
79f644 |
GSource *source;
|
|
Packit |
79f644 |
GTimeSpan time_span;
|
|
Packit |
79f644 |
guint interval;
|
|
Packit |
79f644 |
|
|
Packit |
79f644 |
self->priv->type = GOA_ALARM_TYPE_TIMEOUT;
|
|
Packit |
79f644 |
|
|
Packit |
79f644 |
now = g_date_time_new_now_local ();
|
|
Packit |
79f644 |
time_span = g_date_time_difference (self->priv->time, now);
|
|
Packit |
79f644 |
g_date_time_unref (now);
|
|
Packit |
79f644 |
|
|
Packit |
79f644 |
time_span =
|
|
Packit |
79f644 |
CLAMP (time_span, 1000 *G_TIME_SPAN_MILLISECOND,
|
|
Packit |
79f644 |
G_MAXUINT *G_TIME_SPAN_MILLISECOND);
|
|
Packit |
79f644 |
interval = (guint) time_span / G_TIME_SPAN_MILLISECOND;
|
|
Packit |
79f644 |
|
|
Packit |
79f644 |
/* We poll every 10 seconds or so because we want to catch time skew
|
|
Packit |
79f644 |
*/
|
|
Packit |
79f644 |
interval = MIN (interval, MAX_TIMEOUT_INTERVAL);
|
|
Packit |
79f644 |
|
|
Packit |
79f644 |
source = g_timeout_source_new (interval);
|
|
Packit |
79f644 |
|
|
Packit |
79f644 |
self->priv->scheduled_wakeup_source = source;
|
|
Packit |
79f644 |
g_source_set_callback (self->priv->scheduled_wakeup_source,
|
|
Packit |
79f644 |
(GSourceFunc)
|
|
Packit |
79f644 |
on_timeout_source_ready,
|
|
Packit |
79f644 |
self, (GDestroyNotify) clear_wakeup_source_pointer);
|
|
Packit |
79f644 |
|
|
Packit |
79f644 |
g_source_attach (self->priv->scheduled_wakeup_source, self->priv->context);
|
|
Packit |
79f644 |
g_source_unref (source);
|
|
Packit |
79f644 |
}
|
|
Packit |
79f644 |
|
|
Packit |
79f644 |
static void
|
|
Packit |
79f644 |
schedule_wakeups (GoaAlarm *self)
|
|
Packit |
79f644 |
{
|
|
Packit |
79f644 |
gboolean wakeup_scheduled;
|
|
Packit |
79f644 |
|
|
Packit |
79f644 |
wakeup_scheduled = schedule_wakeups_with_timerfd (self);
|
|
Packit |
79f644 |
|
|
Packit |
79f644 |
if (!wakeup_scheduled)
|
|
Packit |
79f644 |
{
|
|
Packit |
79f644 |
static gboolean seen_before = FALSE;
|
|
Packit |
79f644 |
|
|
Packit |
79f644 |
if (!seen_before)
|
|
Packit |
79f644 |
{
|
|
Packit |
79f644 |
g_debug ("GoaAlarm: falling back to polling timeout");
|
|
Packit |
79f644 |
seen_before = TRUE;
|
|
Packit |
79f644 |
}
|
|
Packit |
79f644 |
schedule_wakeups_with_timeout_source (self);
|
|
Packit |
79f644 |
}
|
|
Packit |
79f644 |
}
|
|
Packit |
79f644 |
|
|
Packit |
79f644 |
static void
|
|
Packit |
79f644 |
clear_immediate_wakeup_source_pointer (GoaAlarm *self)
|
|
Packit |
79f644 |
{
|
|
Packit |
79f644 |
self->priv->immediate_wakeup_source = NULL;
|
|
Packit |
79f644 |
}
|
|
Packit |
79f644 |
|
|
Packit |
79f644 |
static void
|
|
Packit |
79f644 |
schedule_immediate_wakeup (GoaAlarm *self)
|
|
Packit |
79f644 |
{
|
|
Packit |
79f644 |
GSource *source;
|
|
Packit |
79f644 |
|
|
Packit |
79f644 |
source = g_idle_source_new ();
|
|
Packit |
79f644 |
|
|
Packit |
79f644 |
self->priv->immediate_wakeup_source = source;
|
|
Packit |
79f644 |
g_source_set_callback (self->priv->immediate_wakeup_source,
|
|
Packit |
79f644 |
(GSourceFunc)
|
|
Packit |
79f644 |
on_immediate_wakeup_source_ready,
|
|
Packit |
79f644 |
self,
|
|
Packit |
79f644 |
(GDestroyNotify) clear_immediate_wakeup_source_pointer);
|
|
Packit |
79f644 |
|
|
Packit |
79f644 |
g_source_attach (self->priv->immediate_wakeup_source, self->priv->context);
|
|
Packit |
79f644 |
g_source_unref (source);
|
|
Packit |
79f644 |
}
|
|
Packit |
79f644 |
|
|
Packit |
79f644 |
static void
|
|
Packit |
79f644 |
goa_alarm_set_time (GoaAlarm *self, GDateTime *time)
|
|
Packit |
79f644 |
{
|
|
Packit |
79f644 |
g_rec_mutex_lock (&self->priv->lock);
|
|
Packit |
79f644 |
|
|
Packit |
79f644 |
g_date_time_ref (time);
|
|
Packit |
79f644 |
self->priv->time = time;
|
|
Packit |
79f644 |
|
|
Packit |
79f644 |
if (self->priv->context == NULL)
|
|
Packit |
79f644 |
self->priv->context = g_main_context_ref (g_main_context_default ());
|
|
Packit |
79f644 |
|
|
Packit |
79f644 |
schedule_wakeups (self);
|
|
Packit |
79f644 |
|
|
Packit |
79f644 |
/* Wake up right away, in case it's already expired leaving the gate */
|
|
Packit |
79f644 |
schedule_immediate_wakeup (self);
|
|
Packit |
79f644 |
g_rec_mutex_unlock (&self->priv->lock);
|
|
Packit |
79f644 |
g_object_notify (G_OBJECT (self), "time");
|
|
Packit |
79f644 |
}
|
|
Packit |
79f644 |
|
|
Packit |
79f644 |
GDateTime *
|
|
Packit |
79f644 |
goa_alarm_get_time (GoaAlarm *self)
|
|
Packit |
79f644 |
{
|
|
Packit |
79f644 |
return self->priv->time;
|
|
Packit |
79f644 |
}
|
|
Packit |
79f644 |
|
|
Packit |
79f644 |
GoaAlarm *
|
|
Packit |
79f644 |
goa_alarm_new (GDateTime *alarm_time)
|
|
Packit |
79f644 |
{
|
|
Packit |
79f644 |
GoaAlarm *self;
|
|
Packit |
79f644 |
|
|
Packit |
79f644 |
self = GOA_ALARM (g_object_new (GOA_TYPE_ALARM, "time", alarm_time, NULL));
|
|
Packit |
79f644 |
|
|
Packit |
79f644 |
return GOA_ALARM (self);
|
|
Packit |
79f644 |
}
|