Open zaurus buzzer device as write only, and close it.

1 files changed, 4 insertions, 2 deletions

diff --git a/libopie/odevice.cpp b/libopie/odevice.cpp
index 55ba7bd..cea4f35 100644
--- a/libopie/odevice.cpp
+++ b/libopie/odevice.cpp
@@ -1034,196 +1034,198 @@ void Zaurus::init ( )
 
 void Zaurus::initButtons ( )
 {
 	if ( d-> m_buttons )
 		return;
 		
 	d-> m_buttons = new QValueList <ODeviceButton>;
 
 	for ( uint i = 0; i < ( sizeof( z_buttons ) / sizeof( z_button )); i++ ) {
 		z_button *zb = z_buttons + i;	
 		ODeviceButton b;
 		
 		b. setKeycode ( zb-> code );
 		b. setUserText ( QObject::tr ( "Button", zb-> utext ));
 		b. setPixmap ( Resource::loadPixmap ( zb-> pix ));
 		b. setFactoryPresetPressedAction ( OQCopMessage ( makeChannel ( zb-> fpressedservice ), zb-> fpressedaction ));
 		b. setFactoryPresetHeldAction ( OQCopMessage ( makeChannel ( zb-> fheldservice ), zb-> fheldaction ));
                                         
 		d-> m_buttons-> append ( b );
 	}
 	
 	reloadButtonMapping ( );
 	
 	QCopChannel *sysch = new QCopChannel ( "QPE/System", this );
 	connect ( sysch, SIGNAL( received( const QCString &, const QByteArray & )), this, SLOT( systemMessage ( const QCString &, const QByteArray & )));
 }
 
 #include <unistd.h>
 #include <fcntl.h>
 #include <sys/ioctl.h>
 
 //#include <asm/sharp_char.h> // including kernel headers is evil ...
 
 #define SHARP_DEV_IOCTL_COMMAND_START 0x5680
 
 #define	SHARP_BUZZER_IOCTL_START (SHARP_DEV_IOCTL_COMMAND_START)
 #define SHARP_BUZZER_MAKESOUND   (SHARP_BUZZER_IOCTL_START)
 
 #define SHARP_BUZ_TOUCHSOUND       1  /* touch panel sound */
 #define SHARP_BUZ_KEYSOUND         2  /* key sound */
 #define SHARP_BUZ_SCHEDULE_ALARM  11  /* schedule alarm */
 
 /* --- for SHARP_BUZZER device --- */
 
 //#define	SHARP_BUZZER_IOCTL_START (SHARP_DEV_IOCTL_COMMAND_START)
 //#define SHARP_BUZZER_MAKESOUND   (SHARP_BUZZER_IOCTL_START)
 
 #define SHARP_BUZZER_SETVOLUME   (SHARP_BUZZER_IOCTL_START+1)
 #define SHARP_BUZZER_GETVOLUME   (SHARP_BUZZER_IOCTL_START+2)
 #define SHARP_BUZZER_ISSUPPORTED (SHARP_BUZZER_IOCTL_START+3)
 #define SHARP_BUZZER_SETMUTE     (SHARP_BUZZER_IOCTL_START+4)
 #define SHARP_BUZZER_STOPSOUND   (SHARP_BUZZER_IOCTL_START+5)
 
 //#define SHARP_BUZ_TOUCHSOUND       1  /* touch panel sound */
 //#define SHARP_BUZ_KEYSOUND         2  /* key sound */
 
 //#define SHARP_PDA_ILLCLICKSOUND    3  /* illegal click */
 //#define SHARP_PDA_WARNSOUND        4  /* warning occurred */
 //#define SHARP_PDA_ERRORSOUND       5  /* error occurred */
 //#define SHARP_PDA_CRITICALSOUND    6  /* critical error occurred */
 //#define SHARP_PDA_SYSSTARTSOUND    7  /* system start */
 //#define SHARP_PDA_SYSTEMENDSOUND   8  /* system shutdown */
 //#define SHARP_PDA_APPSTART         9  /* application start */
 //#define SHARP_PDA_APPQUIT         10  /* application ends */
 
 //#define SHARP_BUZ_SCHEDULE_ALARM  11  /* schedule alarm */
 //#define SHARP_BUZ_DAILY_ALARM     12  /* daily alarm */
 //#define SHARP_BUZ_GOT_PHONE_CALL  13  /* phone call sound */
 //#define SHARP_BUZ_GOT_MAIL        14  /* mail sound */
 //
 
 #define	SHARP_LED_IOCTL_START (SHARP_DEV_IOCTL_COMMAND_START)
 #define SHARP_LED_SETSTATUS   (SHARP_LED_IOCTL_START+1)
 
 typedef struct sharp_led_status {
   int which;   /* select which LED status is wanted. */
   int status;  /* set new led status if you call SHARP_LED_SETSTATUS */
 } sharp_led_status;
 
 #define SHARP_LED_MAIL_EXISTS  9       /* mail status (exists or not) */
 
 #define LED_MAIL_NO_UNREAD_MAIL  0   /* for SHARP_LED_MAIL_EXISTS */
 #define LED_MAIL_NEWMAIL_EXISTS  1   /* for SHARP_LED_MAIL_EXISTS */
 #define LED_MAIL_UNREAD_MAIL_EX  2   /* for SHARP_LED_MAIL_EXISTS */
 
 // #include <asm/sharp_apm.h> // including kernel headers is evil ...
 
 #define APM_IOCGEVTSRC          OD_IOR( 'A', 203, int )
 #define APM_IOCSEVTSRC          OD_IORW( 'A', 204, int )
 #define APM_EVT_POWER_BUTTON    (1 << 0)
 
 #define FL_IOCTL_STEP_CONTRAST    100
 
 
 void Zaurus::buzzer ( int sound )
 {
-	static int fd = ::open ( "/dev/sharp_buz", O_RDWR|O_NONBLOCK );
+	static int fd = ::open ( "/dev/sharp_buz", O_WRONLY|O_NONBLOCK );
   
-	if ( fd >= 0 )
+	if ( fd >= 0 ) {
 		::ioctl ( fd, SHARP_BUZZER_MAKESOUND, sound );
+		::close ( fd );
+	}
 }
 
 
 void Zaurus::alarmSound ( ) 
 {
 	buzzer ( SHARP_BUZ_SCHEDULE_ALARM );
 }
 
 void Zaurus::touchSound ( ) 
 {
 	buzzer ( SHARP_BUZ_TOUCHSOUND );
 }
 
 void Zaurus::keySound ( ) 
 {
 	buzzer ( SHARP_BUZ_KEYSOUND );
 }
 
 
 QValueList <OLed> Zaurus::ledList ( ) const
 {
 	QValueList <OLed> vl;
 	vl << Led_Mail;
 	return vl;
 }
 
 QValueList <OLedState> Zaurus::ledStateList ( OLed l ) const
 {
 	QValueList <OLedState> vl;
 	
 	if ( l == Led_Mail )
 		vl << Led_Off << Led_On << Led_BlinkSlow;
 	return vl;
 }
 
 OLedState Zaurus::ledState ( OLed which ) const
 {
 	if ( which == Led_Mail )
 		return m_leds [0];
 	else	
 		return Led_Off;
 }
 
 bool Zaurus::setLedState ( OLed which, OLedState st )
 {
 	static int fd = ::open ( "/dev/sharp_led", O_RDWR|O_NONBLOCK ); 
 
 	if ( which == Led_Mail ) {
 		if ( fd >= 0 ) {
 			struct sharp_led_status leds;
 			::memset ( &leds, 0, sizeof( leds ));
 			leds. which = SHARP_LED_MAIL_EXISTS;
 			bool ok = true;
 			
 			switch ( st ) {
 				case Led_Off      : leds. status = LED_MAIL_NO_UNREAD_MAIL; break;
 				case Led_On       : leds. status = LED_MAIL_NEWMAIL_EXISTS; break;
 				case Led_BlinkSlow: leds. status = LED_MAIL_UNREAD_MAIL_EX; break;
 				default            : ok = false;
 			}
 		
 			if ( ok && ( ::ioctl ( fd, SHARP_LED_SETSTATUS, &leds ) >= 0 )) {
 				m_leds [0] = st;
 				return true;
 			}
 		}		
 	}
 	return false;
 }
 
 bool Zaurus::setSoftSuspend ( bool soft )
 {
 	bool res = false;
 	int fd;
 
 	if ((( fd = ::open ( "/dev/apm_bios", O_RDWR )) >= 0 ) ||
         (( fd = ::open ( "/dev/misc/apm_bios",O_RDWR )) >= 0 )) {
 
 		int sources = ::ioctl ( fd, APM_IOCGEVTSRC, 0 ); // get current event sources
 
 		if ( sources >= 0 ) {
 			if ( soft )
 				sources &= ~APM_EVT_POWER_BUTTON;
 			else
 				sources |= APM_EVT_POWER_BUTTON;
 
 			if ( ::ioctl ( fd, APM_IOCSEVTSRC, sources ) >= 0 ) // set new event sources
 				res = true;
 			else
 				perror ( "APM_IOCGEVTSRC" );
 		}
 		else
 			perror ( "APM_IOCGEVTSRC" );
 		
 		::close ( fd );
 	}