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
@@ -606,26 +606,36 @@ 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;
 }
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
@@ -335,2 +335,25 @@ int initApplication( int argc, char ** argv )
 
+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 )
@@ -338,6 +361,14 @@ 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 );
 
@@ -345,6 +376,5 @@ int main( int argc, char ** argv )
     // 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
diff --git a/libopie/odevice.cpp b/libopie/odevice.cpp
index bc8014a..057c344 100644
--- a/libopie/odevice.cpp
+++ b/libopie/odevice.cpp
@@ -19,2 +19,4 @@
 
+#include <stdlib.h>
+
 #include <qfile.h>
@@ -49,2 +51,4 @@ protected:
 public:
+        virtual bool suspend ( );
+
         virtual void alarmSound ( );
@@ -54,2 +58,5 @@ public:
         virtual bool setLed ( uint which, OLedState st );
+        
+private:
+        static void tstp_sighandler ( int );
 };
@@ -115,2 +122,12 @@ ODevice::~ODevice ( )
 
+bool ODevice::suspend ( )
+{
+        int rc = ::system ( "apm --suspend" );
+        
+        if (( rc == 127 ) || ( rc == -1 ))
+                return false;
+        else
+                return true;
+}
+
 QString ODevice::vendorString ( )
@@ -253,2 +270,4 @@ void ODeviceIPAQ::init ( )
 #include <sys/ioctl.h>
+#include <signal.h>
+#include <sys/time.h>
 #include <linux/soundcard.h>
@@ -272,2 +291,45 @@ typedef struct h3600_ts_led {
 
+//#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 ( )
diff --git a/libopie/odevice.h b/libopie/odevice.h
index b54e576..eeae357 100644
--- a/libopie/odevice.h
+++ b/libopie/odevice.h
@@ -67,3 +67,5 @@ public:
         static ODevice *inst ( );
-        
+
+        // system
+        virtual bool suspend ( );