The usual... fix warnings about unused parameters

1 files changed, 5 insertions, 3 deletions

diff --git a/libopie2/opiemm/osoundsystem.cpp b/libopie2/opiemm/osoundsystem.cpp
index 2b17230..763ff65 100644
--- a/libopie2/opiemm/osoundsystem.cpp
+++ b/libopie2/opiemm/osoundsystem.cpp
@@ -37,97 +37,97 @@
 #include <string.h>
 #include <sys/ioctl.h>
 #include <sys/types.h>
 #include <sys/soundcard.h>
 #include <sys/stat.h>
 
 
 using namespace Opie::Core;
 using namespace Opie::MM;
 /*======================================================================================
  * OSoundSystem
  *======================================================================================*/
 
 OSoundSystem* OSoundSystem::_instance = 0;
 
 OSoundSystem::OSoundSystem()
 {
     odebug << "OSoundSystem::OSoundSystem()" << oendl;
     synchronize();
 }
 
 void OSoundSystem::synchronize()
 {
     // gather available interfaces by inspecting /dev
     //FIXME: we could use SIOCGIFCONF here, but we aren't interested in virtual (e.g. eth0:0) devices
     //FIXME: Use SIOCGIFCONF anway, because we can disable listing of aliased devices
 
     _interfaces.clear();
     _interfaces.insert( "soundcard", new OSoundCard( this, "soundcard" ) );
 
 
     /*
 
     QString str;
     QFile f( "/dev/sound" );
     bool hasFile = f.open( IO_ReadOnly );
     if ( !hasFile )
     {
         odebug << "OSoundSystem: /dev/sound not existing. No sound devices available" << oendl;
         return;
     }
     QTextStream s( &f );
     s.readLine();
     s.readLine();
     while ( !s.atEnd() )
     {
         s >> str;
         str.truncate( str.find( ':' ) );
-        odebug << "OSoundSystem: found interface '" <<  str << "'" << oendl; 
+        odebug << "OSoundSystem: found interface '" <<  str << "'" << oendl;
         OAudioInterface* iface;
         iface = new OAudioInterface( this, (const char*) str );
 
         _interfaces.insert( str, iface );
         s.readLine();
     }
 */
 }
 
 
 int OSoundSystem::count() const
 {
     return _interfaces.count();
 }
 
 
 OSoundCard* OSoundSystem::card( const QString& iface ) const
 {
     return _interfaces[iface];
 }
 
 
 OSoundSystem* OSoundSystem::instance()
 {
     if ( !_instance ) _instance = new OSoundSystem();
     return _instance;
 }
 
 
 OSoundSystem::CardIterator OSoundSystem::iterator() const
 {
     return OSoundSystem::CardIterator( _interfaces );
 }
 
 
 /*======================================================================================
  * OSoundCard
  *======================================================================================*/
 
 OSoundCard::OSoundCard( QObject* parent, const char* name )
                  :QObject( parent, name ), _audio( 0 ), _mixer( 0 )
 {
     odebug << "OSoundCard::OSoundCard()" << oendl;
     init();
 }
 
 
 OSoundCard::~OSoundCard()
@@ -192,124 +192,126 @@ void OMixerInterface::init()
         owarn << "OMixerInterface::init(): Can't open mixer." << oendl;
         return;
     }
 
     // construct the device capabilities
     int devmask = 0;
     if ( ioctl( _fd, SOUND_MIXER_READ_DEVMASK, &devmask ) != -1 )
     {
         if ( devmask & ( 1 << SOUND_MIXER_VOLUME ) )    _channels.insert( "PlayVolume", SOUND_MIXER_VOLUME );
         if ( devmask & ( 1 << SOUND_MIXER_BASS ) )      _channels.insert( "PlayBass", SOUND_MIXER_BASS );
         if ( devmask & ( 1 << SOUND_MIXER_TREBLE ) )    _channels.insert( "PlayTreble", SOUND_MIXER_TREBLE );
         if ( devmask & ( 1 << SOUND_MIXER_SYNTH ) )     _channels.insert( "PlaySynth", SOUND_MIXER_SYNTH );
         if ( devmask & ( 1 << SOUND_MIXER_PCM ) )       _channels.insert( "PlayPCM", SOUND_MIXER_PCM );
         if ( devmask & ( 1 << SOUND_MIXER_SPEAKER ) )   _channels.insert( "PlaySpeaker", SOUND_MIXER_SPEAKER );
         if ( devmask & ( 1 << SOUND_MIXER_LINE ) )      _channels.insert( "PlayLine", SOUND_MIXER_LINE );
         if ( devmask & ( 1 << SOUND_MIXER_MIC ) )       _channels.insert( "PlayMic", SOUND_MIXER_MIC );
         if ( devmask & ( 1 << SOUND_MIXER_CD ) )        _channels.insert( "PlayCD", SOUND_MIXER_CD );
         if ( devmask & ( 1 << SOUND_MIXER_IMIX ) )      _channels.insert( "PlayInputMix", SOUND_MIXER_IMIX );
         if ( devmask & ( 1 << SOUND_MIXER_ALTPCM ) )    _channels.insert( "PlayAltPCM", SOUND_MIXER_ALTPCM );
         if ( devmask & ( 1 << SOUND_MIXER_RECLEV ) )    _channels.insert( "PlayRecord", SOUND_MIXER_RECLEV );
         if ( devmask & ( 1 << SOUND_MIXER_IGAIN ) )     _channels.insert( "PlayInputGain", SOUND_MIXER_IGAIN );
         if ( devmask & ( 1 << SOUND_MIXER_OGAIN ) )     _channels.insert( "PlayOutputGain", SOUND_MIXER_OGAIN );
         //odebug << "devmask available and constructed." << oendl;
     }
 
     devmask = 0;
     if ( ioctl( _fd, SOUND_MIXER_READ_RECMASK, &devmask ) != -1 )
     {
         if ( devmask & ( 1 << SOUND_MIXER_VOLUME ) )    _channels.insert( "RecVolume", SOUND_MIXER_VOLUME );
         if ( devmask & ( 1 << SOUND_MIXER_BASS ) )      _channels.insert( "RecBass", SOUND_MIXER_BASS );
         if ( devmask & ( 1 << SOUND_MIXER_TREBLE ) )    _channels.insert( "RecTreble", SOUND_MIXER_TREBLE );
         if ( devmask & ( 1 << SOUND_MIXER_SYNTH ) )     _channels.insert( "RecSynth", SOUND_MIXER_SYNTH );
         if ( devmask & ( 1 << SOUND_MIXER_PCM ) )       _channels.insert( "RecPCM", SOUND_MIXER_PCM );
         if ( devmask & ( 1 << SOUND_MIXER_SPEAKER ) )   _channels.insert( "RecSpeaker", SOUND_MIXER_SPEAKER );
         if ( devmask & ( 1 << SOUND_MIXER_LINE ) )      _channels.insert( "RecLine", SOUND_MIXER_LINE );
         if ( devmask & ( 1 << SOUND_MIXER_MIC ) )       _channels.insert( "RecMic", SOUND_MIXER_MIC );
         if ( devmask & ( 1 << SOUND_MIXER_CD ) )        _channels.insert( "RecCD", SOUND_MIXER_CD );
         if ( devmask & ( 1 << SOUND_MIXER_IMIX ) )      _channels.insert( "RecInputMix", SOUND_MIXER_IMIX );
         if ( devmask & ( 1 << SOUND_MIXER_ALTPCM ) )    _channels.insert( "RecAltPCM", SOUND_MIXER_ALTPCM );
         if ( devmask & ( 1 << SOUND_MIXER_RECLEV ) )    _channels.insert( "RecRecord", SOUND_MIXER_RECLEV );
         if ( devmask & ( 1 << SOUND_MIXER_IGAIN ) )     _channels.insert( "RecInputGain", SOUND_MIXER_IGAIN );
         if ( devmask & ( 1 << SOUND_MIXER_OGAIN ) )     _channels.insert( "RecOutputGain", SOUND_MIXER_OGAIN );
         //odebug << "recmask available and constructed." << oendl;
     }
 
 /*    ChannelIterator it;
     for ( it = _channels.begin(); it != _channels.end(); ++it )
     {
-        odebug << "Channel " <<  it.key() << " available (bit " << it.data() << ")" << oendl; 
-        odebug << " +--- Volume: " << volume( it.key() ) & 0xff << " | " << volume( it.key() ) >> 8 << "" << oendl; 
+        odebug << "Channel " <<  it.key() << " available (bit " << it.data() << ")" << oendl;
+        odebug << " +--- Volume: " << volume( it.key() ) & 0xff << " | " << volume( it.key() ) >> 8 << "" << oendl;
     }
 */
 }
 
 QStringList OMixerInterface::allChannels() const
 {
     ChannelIterator it = _channels.begin();
     QStringList channels;
     while ( it != _channels.end() )
     {
         channels += it.key();
         it++;
     }
     return channels;
 }
 
 
 QStringList OMixerInterface::recChannels() const
 {
     owarn << "NYI" << oendl;
+    return QStringList();
 }
 
 
 QStringList OMixerInterface::playChannels() const
 {
     owarn << "NYI" << oendl;
+    return QStringList();
 }
 
 
 bool OMixerInterface::hasChannel( const QString& channel )
 {
     return _channels.contains( channel );
 }
 
 
 void OMixerInterface::setVolume( const QString& channel, int left, int right )
 {
     int volume = left;
     volume |= ( right == -1 ) ? left << 8 : right << 8;
 
     if ( _channels.contains( channel ) )
     {
         int result = ioctl( _fd, MIXER_WRITE( _channels[channel] ), &volume );
         if ( result == -1 )
         {
             owarn << "Can't set volume: " << strerror( errno ) << oendl;
         }
         else
         {
             if ( result & 0xff != left )
             {
                 owarn << "Device adjusted volume from " << left << " to " << (result & 0xff) << oendl;
             }
         }
     }
 }
 
 
 int OMixerInterface::volume( const QString& channel ) const
 {
     int volume;
 
     if ( _channels.contains( channel ) )
     {
         if ( ioctl( _fd, MIXER_READ( _channels[channel] ), &volume ) == -1 )
         {
             owarn << "Can't get volume: " << strerror( errno ) << oendl;
         }
         else return volume;
     }
     return -1;
 }