4 files changed, 135 insertions, 31 deletions

diff --git a/core/launcher/desktop.cpp b/core/launcher/desktop.cpp
index f90da1a..7f24259 100644
--- a/core/launcher/desktop.cpp
+++ b/core/launcher/desktop.cpp
@@ -583,72 +583,82 @@ void Desktop::execAutoStart() {
 #endif
 
 static bool blanked=FALSE;
 
 static void blankScreen()
 {
     if ( !qt_screen ) return;
     /* Should use a big black window instead.
     QGfx* g = qt_screen->screenGfx();
     g->fillRect(0,0,qt_screen->width(),qt_screen->height());
     delete g;
     */
     blanked = TRUE;
 }
 
 static void darkScreen()
 {
     extern void qpe_setBacklight(int);
     qpe_setBacklight(0); // force off
 }
 
 
 void Desktop::togglePower()
 {
-  bool wasloggedin = loggedin;
-  loggedin=0;
-  suspendTime = QDateTime::currentDateTime();
-  darkScreen();
-  if ( wasloggedin )
-    blankScreen();
-
-  system("apm --suspend");
-
-
-
-  QWSServer::screenSaverActivate( FALSE );
-  {
-    QCopEnvelope("QPE/Card", "mtabChanged()" ); // might have changed while asleep
-    QCopEnvelope e("QPE/System", "setBacklight(int)");
-    e << -3; // Force on
-  }
-  if ( wasloggedin ) {
-    login(TRUE);
-  }
-  sleep(1);
-  execAutoStart();
-  //qcopBridge->closeOpenConnections();
-  //qDebug("called togglePower()!!!!!!");
+	static bool excllock = false;
+	
+	if ( excllock )
+		return;
+		
+	excllock = true;
+
+	bool wasloggedin = loggedin;
+	loggedin=0;
+	suspendTime = QDateTime::currentDateTime();
+	darkScreen();
+	if ( wasloggedin )
+    	blankScreen();
+
+	ODevice::inst ( )-> suspend ( );
+
+	QWSServer::screenSaverActivate( FALSE );
+
+	{
+		QCopEnvelope("QPE/Card", "mtabChanged()" ); // might have changed while asleep
+		QCopEnvelope e("QPE/System", "setBacklight(int)");
+		e << -3; // Force on
+	}
+
+	if ( wasloggedin )
+		login(TRUE);
+
+	execAutoStart();
+	//qcopBridge->closeOpenConnections();
+	//qDebug("called togglePower()!!!!!!");
+  
+	qApp-> processEvents ( );
+  
+  	excllock = false;
 }
 
 void Desktop::toggleLight()
 {
     QCopEnvelope e("QPE/System", "setBacklight(int)");
     e << -2; // toggle
 }
 
 void Desktop::toggleSymbolInput()
 {
     tb->toggleSymbolInput();
 }
 
 void Desktop::toggleNumLockState()
 {
     tb->toggleNumLockState();
 }
 
 void Desktop::toggleCapsLockState()
 {
     tb->toggleCapsLockState();
 }
 
 void Desktop::styleChange( QStyle &s )
diff --git a/core/launcher/main.cpp b/core/launcher/main.cpp
index a19da14..1e741d5 100644
--- a/core/launcher/main.cpp
+++ b/core/launcher/main.cpp
@@ -312,43 +312,73 @@ int initApplication( int argc, char ** argv )
     QObject::connect( &a, SIGNAL(capsLockStateToggle()),   d, SLOT(toggleCapsLockState()) );
     QObject::connect( &a, SIGNAL(prepareForRestart()),   d, SLOT(terminateServers()) );
 
     (void)new SysFileMonitor(d);
     Network::createServer(d);
 
 #if defined(QT_QWS_CASSIOPEIA) || defined(QT_QWS_IPAQ) || defined(QT_QWS_EBX)
     if ( !QFile::exists( "/etc/pointercal" ) ) {
 	// Make sure calibration widget starts on top.
 	Calibrate *cal = new Calibrate;
 	cal->exec();
 	delete cal;
     }
 #endif
 
     d->show();
 
     int rv =  a.exec();
 
     delete d;
 
     return rv;
 }
 
+static const char *pidfile_path = "/var/run/opie.pid";
+
+void create_pidfile ( )
+{
+	FILE *f;
+	
+	if (( f = ::fopen ( pidfile_path, "w" ))) {
+		::fprintf ( f, "%d", getpid ( ));
+		::fclose ( f );
+	}
+}
+
+void remove_pidfile ( )
+{
+	::unlink ( pidfile_path );
+}
+
+void handle_sigterm ( int sig )
+{
+	if ( qApp )
+		qApp-> quit ( );
+}
+
 int main( int argc, char ** argv )
 {
 #ifndef SINGLE_APP
-    signal( SIGCHLD, SIG_IGN );
+    ::signal( SIGCHLD, SIG_IGN );
+
+	::signal ( SIGTERM, handle_sigterm );
+
+	::setsid ( );
+	::setpgid ( 0, 0 );
+	
+	::atexit ( remove_pidfile );
+	create_pidfile ( );
 #endif
 
-    int retVal = initApplication( argc, argv );
+    int retVal = initApplication ( argc, argv );
 
 #ifndef SINGLE_APP
     // Kill them. Kill them all.
-    setpgid( getpid(), getppid() );
-    killpg( getpid(), SIGTERM );
-    sleep( 1 );
-    killpg( getpid(), SIGKILL );
+    ::kill ( 0, SIGTERM );
+    ::sleep( 1 );
+    ::kill ( 0, SIGKILL );
 #endif
 
     return retVal;
 }
 
diff --git a/libopie/odevice.cpp b/libopie/odevice.cpp
index bc8014a..057c344 100644
--- a/libopie/odevice.cpp
+++ b/libopie/odevice.cpp
@@ -1,78 +1,85 @@
 /*  This file is part of the OPIE libraries
     Copyright (C) 2002 Robert Griebl (sandman@handhelds.org)
 
     This library is free software; you can redistribute it and/or
     modify it under the terms of the GNU Library General Public
     License as published by the Free Software Foundation; either
     version 2 of the License, or (at your option) any later version.
 
     This library 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
     Library General Public License for more details.
 
     You should have received a copy of the GNU Library General Public License
     along with this library; see the file COPYING.LIB.  If not, write to
     the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
     Boston, MA 02111-1307, USA.
 */
 
+#include <stdlib.h>
+
 #include <qfile.h>
 #include <qtextstream.h>
 #include <qpe/sound.h>
 #include <qpe/resource.h>
 
 
 #include "odevice.h"
 
 
 class ODeviceData {
 public:
 	QString m_vendorstr;
 	OVendor m_vendor;
 	
 	QString m_modelstr;
 	OModel m_model;
 
 	QString m_systemstr;
 	OSystem m_system;
 	
 	QString m_sysverstr;
 	
 	OLedState m_leds [4]; // just for convenience ...
 };
 
 class ODeviceIPAQ : public ODevice {
 protected: 
 	virtual void init ( );
 	
 public:
+	virtual bool suspend ( );
+
 	virtual void alarmSound ( );
 
 	virtual uint hasLeds ( ) const;
 	virtual OLedState led ( uint which ) const;
 	virtual bool setLed ( uint which, OLedState st );
+	
+private:
+	static void tstp_sighandler ( int );
 };
 
 class ODeviceZaurus : public ODevice {
 protected:
 	virtual void init ( );
 
 public:	
 	virtual void alarmSound ( );
 	virtual void keySound ( );
 	virtual void touchSound ( );	
 
 	virtual uint hasLeds ( ) const;
 	virtual OLedState led ( uint which ) const;
 	virtual bool setLed ( uint which, OLedState st );	
 	
 protected:
 	virtual void buzzer ( int snd );
 };
 
 
 
 
 ODevice *ODevice::inst ( )
 {
@@ -92,48 +99,58 @@ ODevice *ODevice::inst ( )
 }
 
 ODevice::ODevice ( )
 {
 	d = new ODeviceData;
 
 	d-> m_modelstr = "Unknown";
 	d-> m_model = OMODEL_Unknown;
 	d-> m_vendorstr = "Unkown";
 	d-> m_vendor = OVENDOR_Unknown;
 	d-> m_systemstr = "Unkown";
 	d-> m_system = OSYSTEM_Unknown;
 	d-> m_sysverstr = "0.0";
 }
 
 void ODevice::init ( )
 {
 }
 
 ODevice::~ODevice ( )
 {
 	delete d;
 }
 
+bool ODevice::suspend ( )
+{
+	int rc = ::system ( "apm --suspend" );
+	
+	if (( rc == 127 ) || ( rc == -1 ))
+		return false;
+	else
+		return true;
+}
+
 QString ODevice::vendorString ( )
 {
 	return d-> m_vendorstr;
 }
 
 OVendor ODevice::vendor ( )
 {
 	return d-> m_vendor;
 }
 
 QString ODevice::modelString ( )
 {
 	return d-> m_modelstr;
 }
 
 OModel ODevice::model ( )
 {
 	return d-> m_model;
 }
 
 QString ODevice::systemString ( )
 {
 	return d-> m_systemstr;
 }
@@ -230,67 +247,112 @@ void ODeviceIPAQ::init ( )
 			d-> m_model = OMODEL_iPAQ_H38xx;
 		else
 			d-> m_model = OMODEL_Unknown;
 
 		f. close ( );
 	}
 
 	f. setName ( "/etc/familiar-version" );
 	if ( f. open ( IO_ReadOnly )) { 
 		d-> m_systemstr = "Familiar";
 		d-> m_system = OSYSTEM_Familiar;
 		
 		QTextStream ts ( &f );
 		d-> m_sysverstr = ts. readLine ( ). mid ( 10 );
 		
 		f. close ( );
 	}
 
 	d-> m_leds [0] = OLED_Off;
 }
 
 #include <unistd.h>
 #include <fcntl.h>
 #include <sys/ioctl.h>
+#include <signal.h>
+#include <sys/time.h>
 #include <linux/soundcard.h>
 #include <qapplication.h>
 #include <qpe/config.h>
 
 //#include <linux/h3600_ts.h>  // including kernel headers is evil ...
 
 typedef struct h3600_ts_led {
   unsigned char OffOnBlink;       /* 0=off 1=on 2=Blink */
   unsigned char TotalTime;        /* Units of 5 seconds */
   unsigned char OnTime;           /* units of 100m/s */
   unsigned char OffTime;          /* units of 100m/s */
 } LED_IN;
 
 
 // #define IOC_H3600_TS_MAGIC  'f'
 // #define LED_ON                  _IOW(IOC_H3600_TS_MAGIC,  5, struct h3600_ts_led)
 #define LED_ON    (( 1<<30 ) | ( 'f'<<8 ) | ( 5 ) | ( sizeof(struct h3600_ts_led)<<16 )) // _IOW only defined in kernel headers :(
 
 
+//#include <linux/apm_bios.h>
+
+//#define APM_IOC_SUSPEND        _IO('A',2)
+
+#define APM_IOC_SUSPEND          (( 0<<30 ) | ( 'A'<<8 ) | ( 2 ) | ( 0<<16 ))
+
+
+void ODeviceIPAQ::tstp_sighandler ( int )
+{
+}
+
+
+bool ODeviceIPAQ::suspend ( )
+{
+	int fd;
+	bool res = false;
+	
+	if (( fd = ::open ( "/dev/apm_bios", O_RDWR )) >= 0 ) {	
+		struct timeval tvs, tvn;
+
+		::signal ( SIGTSTP, tstp_sighandler );		
+		::gettimeofday ( &tvs, 0 );
+	
+		res = ( ::ioctl ( fd, APM_IOC_SUSPEND ) == 0 );
+		::close ( fd );
+
+		if ( res ) {	
+			::kill ( -::getpid ( ), SIGTSTP );
+
+			do {
+				::usleep ( 200 * 1000 );
+				::gettimeofday ( &tvn, 0 );				
+			} while ((( tvn. tv_sec - tvs. tv_sec ) * 1000 + ( tvn. tv_usec - tvs. tv_usec ) / 1000 ) < 1500 );
+			
+			::kill ( -::getpid ( ), SIGCONT );
+		}	
+		
+		::signal ( SIGTSTP, SIG_DFL );
+	}
+	return res;
+}
+
+
 void ODeviceIPAQ::alarmSound ( )
 {
 #if defined( QT_QWS_IPAQ ) // IPAQ
 #ifndef QT_NO_SOUND
 	static Sound snd ( "alarm" );
 	int fd;
 	int vol;
 	bool vol_reset = false;
 
 	if ((( fd = ::open ( "/dev/sound/mixer", O_RDWR )) >= 0 ) ||
 	    (( fd = ::open ( "/dev/mixer", O_RDWR )) >= 0 )) {
 
 		if ( ::ioctl ( fd, MIXER_READ( 0 ), &vol ) >= 0 ) {
 			Config cfg ( "qpe" );
 			cfg. setGroup ( "Volume" );
 
  			int volalarm = cfg. readNumEntry ( "AlarmPercent", 50 );
 			if ( volalarm < 0 )
 				volalarm = 0;
 			else if ( volalarm > 100 )
 				volalarm = 100;
 			volalarm |= ( volalarm << 8 );
 
 			if (( volalarm & 0xff ) > ( vol & 0xff )) {
diff --git a/libopie/odevice.h b/libopie/odevice.h
index b54e576..eeae357 100644
--- a/libopie/odevice.h
+++ b/libopie/odevice.h
@@ -44,49 +44,51 @@ enum OVendor {
 };	
 
 enum OSystem {
 	OSYSTEM_Unknown,
 
 	OSYSTEM_Familiar,
 	OSYSTEM_Zaurus,
 	OSYSTEM_OpenZaurus
 };
 
 enum OLedState {
 	OLED_Off,
 	OLED_On,
 	OLED_BlinkSlow,
 	OLED_BlinkFast
 };
 
 
 class ODevice
 {
 public:
 
 public:
 	static ODevice *inst ( );
-	
+
+// system	
+	virtual bool suspend ( );
 
 // information
 
 	QString modelString ( ); 
 	OModel model ( );
 	
 	QString vendorString ( );
 	OVendor vendor ( );
 
 	QString systemString ( );
 	OSystem system ( );
 
 	QString systemVersionString ( );
 
 // input / output
 
 	virtual void alarmSound ( );
 	virtual void keySound ( );
 	virtual void touchSound ( );
 
 	virtual uint hasLeds ( ) const;
 	virtual OLedState led ( uint which ) const;
 	virtual bool setLed ( uint which, OLedState st );