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/**
* Copyright (C) 2009-2010 Michael 'Mickey' Lauer <mlauer@vanille-media.de>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 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
* Lesser General Public License for more details.
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
**/
namespace FsoFramework { namespace Threading {
public delegate void VoidFuncWithVoidStarParam( void* param );
internal class DummyThread
{
private VoidFuncWithVoidStarParam func;
private void* param;
public DummyThread* pself;
public DummyThread( VoidFuncWithVoidStarParam func, void* param )
{
this.func = func;
this.param = param;
#if DEBUG
debug( "Thread %p %p construct", (void*)this.func, this.param );
#endif
}
public void launch( DummyThread* pself )
{
assert( pself != null );
this.pself = pself;
Thread.create( main, false );
}
public void* main()
{
assert( this != null );
assert( func != null );
func( param );
delete pself;
return null;
}
~DummyThread()
{
#if DEBUG
debug( "Thread %p %p destruct", (void*)this.func, this.param );
#endif
}
}
public bool isMainThread()
{
return ( Linux.gettid() == Posix.getpid() );
}
public void callDelegateOnMainThread( VoidFuncWithVoidStarParam func,
bool waitForCompletion = false,
void* param = 0x0 )
{
var mutex = new GLib.Mutex();
var cond = new GLib.Cond();
if ( isMainThread() )
{
if ( waitForCompletion )
{
func( param );
}
else
{
Idle.add( () => { func(param); return false; } );
}
}
else
{
if ( waitForCompletion )
{
Idle.add( () => { func( param ); cond.broadcast(); return false; } );
#if DEBUG
debug( "sleeping on conditional now..." );
#endif
cond.wait( mutex );
#if DEBUG
debug( "woke up from sleeping" );
#endif
}
else
{
Idle.add( () => { func(param); return false; } );
}
}
}
public void callDelegateOnNewThread( VoidFuncWithVoidStarParam func,
void* param )
{
DummyThread* thread = new DummyThread( func, param );
thread->launch( thread );
}
} }
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