From 2173e57fcbd5d460fceb34a111845389dca56506 Mon Sep 17 00:00:00 2001 From: sandman Date: Tue, 10 Dec 2002 22:15:30 +0000 Subject: don't use atd anymore - our atd is only simple shell script, so better get rid of it. --- (limited to 'library/alarmserver.cpp') diff --git a/library/alarmserver.cpp b/library/alarmserver.cpp index 5e4dd18..2ea4025 100644 --- a/library/alarmserver.cpp +++ b/library/alarmserver.cpp @@ -38,31 +38,41 @@ #include #include -struct timerEventItem { - time_t UTCtime; - QCString channel, message; - int data; - bool operator==( const timerEventItem &right ) const - { - return ( UTCtime == right.UTCtime - && channel == right.channel - && message == right.message - && data == right.data ); - } + +#undef USE_ATD // not used anymore -- we run opie-alarm on suspend/resume + + +struct timerEventItem +{ + time_t UTCtime; + QCString channel, message; + int data; + bool operator==( const timerEventItem &right ) const + { + return ( UTCtime == right.UTCtime + && channel == right.channel + && message == right.message + && data == right.data ); + } }; class TimerReceiverObject : public QObject { public: - TimerReceiverObject() { } - ~TimerReceiverObject() { } - void resetTimer(); - void setTimerEventItem(); - void deleteTimer(); + TimerReceiverObject() + { } + ~TimerReceiverObject() + { } + void resetTimer(); + void setTimerEventItem(); + void deleteTimer(); protected: - void timerEvent( QTimerEvent *te ); + void timerEvent( QTimerEvent *te ); + +#ifdef USE_ATD private: - QString atfilename; + QString atfilename; +#endif }; TimerReceiverObject *timerEventReceiver = NULL; @@ -73,17 +83,17 @@ timerEventItem *nearestTimerEvent = NULL; // set the timer to go off on the next event in the list void setNearestTimerEvent() { - nearestTimerEvent = NULL; - QListIterator it( timerEventList ); - if ( *it ) - nearestTimerEvent = *it; - for ( ; *it; ++it ) - if ( (*it)->UTCtime < nearestTimerEvent->UTCtime ) - nearestTimerEvent = *it; - if (nearestTimerEvent) - timerEventReceiver->resetTimer(); - else - timerEventReceiver->deleteTimer(); + nearestTimerEvent = NULL; + QListIterator it( timerEventList ); + if ( *it ) + nearestTimerEvent = *it; + for ( ; *it; ++it ) + if ( (*it)->UTCtime < nearestTimerEvent->UTCtime ) + nearestTimerEvent = *it; + if (nearestTimerEvent) + timerEventReceiver->resetTimer(); + else + timerEventReceiver->deleteTimer(); } @@ -92,32 +102,33 @@ void setNearestTimerEvent() static void saveState() { - QString savefilename = Global::applicationFileName( "AlarmServer", "saveFile" ); - if ( timerEventList.isEmpty() ) { - unlink( savefilename ); - return; - } + QString savefilename = Global::applicationFileName( "AlarmServer", "saveFile" ); + if ( timerEventList.isEmpty() ) { + unlink( savefilename ); + return ; + } - QFile savefile(savefilename+".new"); - if ( savefile.open(IO_WriteOnly) ) { - QDataStream ds( &savefile ); + QFile savefile(savefilename + ".new"); + if ( savefile.open(IO_WriteOnly) ) { + QDataStream ds( &savefile ); - //save + //save - QListIterator it( timerEventList ); - for ( ; *it; ++it ) { - ds << it.current()->UTCtime; - ds << it.current()->channel; - ds << it.current()->message; - ds << it.current()->data; - } + QListIterator it( timerEventList ); + for ( ; *it; ++it ) { + ds << it.current()->UTCtime; + ds << it.current()->channel; + ds << it.current()->message; + ds << it.current()->data; + } - savefile.close(); - unlink( savefilename ); - QDir d; d.rename(savefilename+".new",savefilename); + savefile.close(); + unlink( savefilename ); + QDir d; + d.rename(savefilename + ".new", savefilename); - } + } } /*! @@ -125,149 +136,186 @@ static void saveState() */ void AlarmServer::initialize() { - //read autosave file and put events in timerEventList - - QString savefilename = Global::applicationFileName( "AlarmServer", "saveFile" ); - - QFile savefile(savefilename); - if ( savefile.open(IO_ReadOnly) ) { - QDataStream ds( &savefile ); - while ( !ds.atEnd() ) { - timerEventItem *newTimerEventItem = new timerEventItem; - ds >> newTimerEventItem->UTCtime; - ds >> newTimerEventItem->channel; - ds >> newTimerEventItem->message; - ds >> newTimerEventItem->data; - timerEventList.append( newTimerEventItem ); + //read autosave file and put events in timerEventList + + QString savefilename = Global::applicationFileName( "AlarmServer", "saveFile" ); + + QFile savefile(savefilename); + if ( savefile.open(IO_ReadOnly) ) { + QDataStream ds( &savefile ); + while ( !ds.atEnd() ) { + timerEventItem *newTimerEventItem = new timerEventItem; + ds >> newTimerEventItem->UTCtime; + ds >> newTimerEventItem->channel; + ds >> newTimerEventItem->message; + ds >> newTimerEventItem->data; + timerEventList.append( newTimerEventItem ); + } + savefile.close(); + if (!timerEventReceiver) + timerEventReceiver = new TimerReceiverObject; + setNearestTimerEvent(); } - savefile.close(); - if (!timerEventReceiver) - timerEventReceiver = new TimerReceiverObject; - setNearestTimerEvent(); - } } - +#ifdef USE_ATD static const char* atdir = "/var/spool/at/"; static bool triggerAtd( bool writeHWClock = FALSE ) { - QFile trigger(QString(atdir) + "trigger"); - if ( trigger.open(IO_WriteOnly|IO_Raw) ) { - if ( trigger.writeBlock("\n",2) != 2 ) { - QMessageBox::critical( 0, QObject::tr( "Out of Space" ), - QObject::tr( "Unable to schedule alarm.\nFree some memory and try again." ) ); - trigger.close(); - QFile::remove( trigger.name() ); - return FALSE; + QFile trigger(QString(atdir) + "trigger"); + if ( trigger.open(IO_WriteOnly | IO_Raw) ) { + if ( trigger.writeBlock("\n", 2) != 2 ) { + QMessageBox::critical( 0, QObject::tr( "Out of Space" ), + QObject::tr( "Unable to schedule alarm.\nFree some memory and try again." ) ); + trigger.close(); + QFile::remove + ( trigger.name() ); + return FALSE; + } + return TRUE; + } + return FALSE; +} + +#else + +static bool writeResumeAt ( time_t wakeup ) +{ + FILE *fp = ::fopen ( "/var/run/resumeat", "w" ); + + if ( fp ) { + ::fprintf ( fp, "%d\n", (int) wakeup ); + ::fclose ( fp ); } - return TRUE; - } - return FALSE; + else + qWarning ( "Failed to write wakeup time to /var/run/resumeat" ); + + return ( fp ); } +#endif + void TimerReceiverObject::deleteTimer() { - if ( !atfilename.isEmpty() ) { - unlink( atfilename ); - atfilename = QString::null; - triggerAtd( FALSE ); - } +#ifdef USE_ATD + if ( !atfilename.isEmpty() ) { + unlink( atfilename ); + atfilename = QString::null; + triggerAtd( FALSE ); + } +#else + writeResumeAt ( 0 ); +#endif } void TimerReceiverObject::resetTimer() { - const int maxsecs = 2147000; - int total_written; - QDateTime nearest = TimeConversion::fromUTC(nearestTimerEvent->UTCtime); - QDateTime now = QDateTime::currentDateTime(); - if ( nearest < now ) - nearest = now; - int secs = TimeConversion::secsTo( now, nearest ); - if ( secs > maxsecs ) { - // too far for millisecond timing - secs = maxsecs; - } - - // System timer (needed so that we wake from deep sleep), - // from the Epoch in seconds. - // - int at_secs = TimeConversion::toUTC(nearest); - // qDebug("reset timer to %d seconds from Epoch",at_secs); - QString fn = atdir + QString::number(at_secs) + "." - + QString::number(getpid()); - if ( fn != atfilename ) { - QFile atfile(fn+".new"); - if ( atfile.open(IO_WriteOnly|IO_Raw) ) { - // just wake up and delete the at file - QString cmd = "#!/bin/sh\nrm " + fn; - total_written = atfile.writeBlock(cmd.latin1(),cmd.length()); - if ( total_written != int(cmd.length()) ) { - QMessageBox::critical( 0, tr("Out of Space"), - tr("Unable to schedule alarm.\n" - "Please free up space and try again") ); - atfile.close(); - QFile::remove( atfile.name() ); - return; - } - atfile.close(); - unlink( atfilename ); - QDir d; d.rename(fn+".new",fn); - chmod(fn.latin1(),0755); - atfilename = fn; - triggerAtd( FALSE ); - } else { - qWarning("Cannot open atd file %s",fn.latin1()); + const int maxsecs = 2147000; + QDateTime nearest = TimeConversion::fromUTC(nearestTimerEvent->UTCtime); + QDateTime now = QDateTime::currentDateTime(); + if ( nearest < now ) + nearest = now; + int secs = TimeConversion::secsTo( now, nearest ); + if ( secs > maxsecs ) { + // too far for millisecond timing + secs = maxsecs; + } + + // System timer (needed so that we wake from deep sleep), + // from the Epoch in seconds. + // + int at_secs = TimeConversion::toUTC(nearest); + // qDebug("reset timer to %d seconds from Epoch",at_secs); + +#ifdef USE_ATD + + QString fn = atdir + QString::number(at_secs) + "." + + QString::number(getpid()); + if ( fn != atfilename ) { + QFile atfile(fn + ".new"); + if ( atfile.open(IO_WriteOnly | IO_Raw) ) { + int total_written; + + // just wake up and delete the at file + QString cmd = "#!/bin/sh\nrm " + fn; + total_written = atfile.writeBlock(cmd.latin1(), cmd.length()); + if ( total_written != int(cmd.length()) ) { + QMessageBox::critical( 0, tr("Out of Space"), + tr("Unable to schedule alarm.\n" + "Please free up space and try again") ); + atfile.close(); + QFile::remove + ( atfile.name() ); + return ; + } + atfile.close(); + unlink( atfilename ); + QDir d; + d.rename(fn + ".new", fn); + chmod(fn.latin1(), 0755); + atfilename = fn; + triggerAtd( FALSE ); + } + else { + qWarning("Cannot open atd file %s", fn.latin1()); + } } - } - // Qt timers (does the actual alarm) - // from now in milliseconds - // - qDebug("AlarmServer waiting %d seconds",secs); - startTimer( 1000 * secs + 500 ); +#else + writeResumeAt ( at_secs ); + +#endif + + // Qt timers (does the actual alarm) + // from now in milliseconds + // + qDebug("AlarmServer waiting %d seconds", secs); + startTimer( 1000 * secs + 500 ); } void TimerReceiverObject::timerEvent( QTimerEvent * ) { - bool needSave = FALSE; - killTimers(); - if (nearestTimerEvent) { - if ( nearestTimerEvent->UTCtime - <= TimeConversion::toUTC(QDateTime::currentDateTime()) ) { + bool needSave = FALSE; + killTimers(); + if (nearestTimerEvent) { + if ( nearestTimerEvent->UTCtime + <= TimeConversion::toUTC(QDateTime::currentDateTime()) ) { #ifndef QT_NO_COP - QCopEnvelope e( nearestTimerEvent->channel, - nearestTimerEvent->message ); - e << TimeConversion::fromUTC( nearestTimerEvent->UTCtime ) - << nearestTimerEvent->data; + QCopEnvelope e( nearestTimerEvent->channel, + nearestTimerEvent->message ); + e << TimeConversion::fromUTC( nearestTimerEvent->UTCtime ) + << nearestTimerEvent->data; #endif - timerEventList.remove( nearestTimerEvent ); - needSave = TRUE; + + timerEventList.remove( nearestTimerEvent ); + needSave = TRUE; + } + setNearestTimerEvent(); } - setNearestTimerEvent(); - } else { - resetTimer(); - } - if ( needSave ) - saveState(); + else { + resetTimer(); + } + if ( needSave ) + saveState(); } /*! \class AlarmServer alarmserver.h \brief The AlarmServer class allows alarms to be scheduled and unscheduled. - + Applications can schedule alarms with addAlarm() and can unschedule alarms with deleteAlarm(). When the time for an alarm to go off is reached the specified \link qcop.html QCop\endlink message is sent on the specified channel (optionally with additional data). - + Scheduling an alarm using this class is important (rather just using a QTimer) since the machine may be asleep and needs to get woken up using the Linux kernel which implements this at the kernel level to minimize battery usage while asleep. - + \ingroup qtopiaemb \sa QCopEnvelope */ @@ -276,108 +324,113 @@ void TimerReceiverObject::timerEvent( QTimerEvent * ) Schedules an alarm to go off at (or soon after) time \a when. When the alarm goes off, the \link qcop.html QCop\endlink \a message will be sent to \a channel, with \a data as a parameter. - + If this function is called with exactly the same data as a previous call the subsequent call is ignored, so there is only ever one alarm with a given set of parameters. - + \sa deleteAlarm() */ void AlarmServer::addAlarm ( QDateTime when, const QCString& channel, - const QCString& message, int data) + const QCString& message, int data) { - if ( qApp->type() == QApplication::GuiServer ) { - bool needSave = FALSE; - // Here we are the server so either it has been directly called from - // within the server or it has been sent to us from a client via QCop - if (!timerEventReceiver) - timerEventReceiver = new TimerReceiverObject; - - timerEventItem *newTimerEventItem = new timerEventItem; - newTimerEventItem->UTCtime = TimeConversion::toUTC( when ); - newTimerEventItem->channel = channel; - newTimerEventItem->message = message; - newTimerEventItem->data = data; - // explore the case of already having the event in here... - QListIterator it( timerEventList ); - for ( ; *it; ++it ) - if ( *(*it) == *newTimerEventItem ) - return; - // if we made it here, it is okay to add the item... - timerEventList.append( newTimerEventItem ); - needSave = TRUE; - // quicker than using setNearestTimerEvent() - if ( nearestTimerEvent ) { - if (newTimerEventItem->UTCtime < nearestTimerEvent->UTCtime) { - nearestTimerEvent = newTimerEventItem; - timerEventReceiver->killTimers(); - timerEventReceiver->resetTimer(); - } - } else { - nearestTimerEvent = newTimerEventItem; - timerEventReceiver->resetTimer(); + if ( qApp->type() == QApplication::GuiServer ) { + bool needSave = FALSE; + // Here we are the server so either it has been directly called from + // within the server or it has been sent to us from a client via QCop + if (!timerEventReceiver) + timerEventReceiver = new TimerReceiverObject; + + timerEventItem *newTimerEventItem = new timerEventItem; + newTimerEventItem->UTCtime = TimeConversion::toUTC( when ); + newTimerEventItem->channel = channel; + newTimerEventItem->message = message; + newTimerEventItem->data = data; + // explore the case of already having the event in here... + QListIterator it( timerEventList ); + for ( ; *it; ++it ) + if ( *(*it) == *newTimerEventItem ) + return ; + // if we made it here, it is okay to add the item... + timerEventList.append( newTimerEventItem ); + needSave = TRUE; + // quicker than using setNearestTimerEvent() + if ( nearestTimerEvent ) { + if (newTimerEventItem->UTCtime < nearestTimerEvent->UTCtime) { + nearestTimerEvent = newTimerEventItem; + timerEventReceiver->killTimers(); + timerEventReceiver->resetTimer(); + } + } + else { + nearestTimerEvent = newTimerEventItem; + timerEventReceiver->resetTimer(); + } + if ( needSave ) + saveState(); } - if ( needSave ) - saveState(); - } else { + else { #ifndef QT_NO_COP - QCopEnvelope e( "QPE/System", "addAlarm(QDateTime,QCString,QCString,int)" ); - e << when << channel << message << data; + QCopEnvelope e( "QPE/System", "addAlarm(QDateTime,QCString,QCString,int)" ); + e << when << channel << message << data; #endif - } + + } } /*! Deletes previously scheduled alarms which match \a when, \a channel, \a message, and \a data. - + Passing null values for \a when, \a channel, or for the \link qcop.html QCop\endlink \a message, acts as a wildcard meaning "any". Similarly, passing -1 for \a data indicates "any". - + If there is no matching alarm, nothing happens. - + \sa addAlarm() - + */ void AlarmServer::deleteAlarm (QDateTime when, const QCString& channel, const QCString& message, int data) { - if ( qApp->type() == QApplication::GuiServer) { - bool needSave = FALSE; - if ( timerEventReceiver != NULL ) { - timerEventReceiver->killTimers(); - - // iterate over the list of events - QListIterator it( timerEventList ); - time_t deleteTime = TimeConversion::toUTC( when ); - for ( ; *it; ++it ) { - // if its a match, delete it - if ( ( (*it)->UTCtime == deleteTime || when.isNull() ) - && ( channel.isNull() || (*it)->channel == channel ) - && ( message.isNull() || (*it)->message == message ) - && ( data==-1 || (*it)->data == data ) ) - { - // if it's first, then we need to update the timer - if ( (*it) == nearestTimerEvent ) { - timerEventList.remove(*it); - setNearestTimerEvent(); - } else { - timerEventList.remove(*it); - } - needSave = TRUE; + if ( qApp->type() == QApplication::GuiServer) { + bool needSave = FALSE; + if ( timerEventReceiver != NULL ) { + timerEventReceiver->killTimers(); + + // iterate over the list of events + QListIterator it( timerEventList ); + time_t deleteTime = TimeConversion::toUTC( when ); + for ( ; *it; ++it ) { + // if its a match, delete it + if ( ( (*it)->UTCtime == deleteTime || when.isNull() ) + && ( channel.isNull() || (*it)->channel == channel ) + && ( message.isNull() || (*it)->message == message ) + && ( data == -1 || (*it)->data == data ) ) { + // if it's first, then we need to update the timer + if ( (*it) == nearestTimerEvent ) { + timerEventList.remove(*it); + setNearestTimerEvent(); + } + else { + timerEventList.remove(*it); + } + needSave = TRUE; + } + } + if ( nearestTimerEvent ) + timerEventReceiver->resetTimer(); } - } - if ( nearestTimerEvent ) - timerEventReceiver->resetTimer(); + if ( needSave ) + saveState(); } - if ( needSave ) - saveState(); - } else { + else { #ifndef QT_NO_COP - QCopEnvelope e( "QPE/System", "deleteAlarm(QDateTime,QCString,QCString,int)" ); - e << when << channel << message << data; + QCopEnvelope e( "QPE/System", "deleteAlarm(QDateTime,QCString,QCString,int)" ); + e << when << channel << message << data; #endif - } + + } } /*! @@ -385,8 +438,12 @@ void AlarmServer::deleteAlarm (QDateTime when, const QCString& channel, const QC */ void Global::writeHWClock() { - if ( !triggerAtd( TRUE ) ) { - // atd not running? set it ourselves - system("/sbin/hwclock --systohc"); // ##### UTC? - } +#ifdef USE_ATD + if ( !triggerAtd( TRUE ) ) { + // atd not running? set it ourselves + system("/sbin/hwclock --systohc"); // ##### UTC? + } +#else + // hwclock is written on suspend +#endif } -- cgit v0.9.0.2