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Code Issues Releases Wiki Activity

* Prevent dead-locking.

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This commit is contained in:
Christian Muehlhaeuser
2012-06-20 22:01:08 +02:00
parent 6cd80cf047
commit c2dd22ed40
1 changed files with 8 additions and 3 deletions
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11
src/libtomahawk/Source.cpp
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@@ -438,10 +438,15 @@ Source::executeCommands()
return; return;
} }
QMutexLocker lock( &m_cmdMutex ); bool commandsAvail = false;
if ( !m_cmds.isEmpty() )
{ {
QMutexLocker lock( &m_cmdMutex );
commandsAvail = !m_cmds.isEmpty();
}
if ( commandsAvail )
{
QMutexLocker lock( &m_cmdMutex );
QList< QSharedPointer<DatabaseCommand> > cmdGroup; QList< QSharedPointer<DatabaseCommand> > cmdGroup;
QSharedPointer<DatabaseCommand> cmd = m_cmds.takeFirst(); QSharedPointer<DatabaseCommand> cmd = m_cmds.takeFirst();
while ( cmd->groupable() ) while ( cmd->groupable() )