void release(Object p)
{
coroutine self = find_self(this.coroutines);
coroutine blocked = this.coroutines.Find(c => c.port == p);
if (blocked == null)
{
if (self != null)
{
Debug.WriteLine("[" + self.id + "] skip block");
}
this.skip_block.Add(p);
return;
}
Debug.WriteLine("[" + blocked.id + "] unblock");
Debug.WriteLine("[" + self.id + "] released");
self.released = true;
this.switch_context = () => {
blocked.port = null;
Debug.WriteLine("[" + self.id + "] switch from");
Debug.WriteLine("[" + blocked.id + "] to");
self.yield_to(blocked);
};
}
public void block(Object p)
{
int skip = this.skip_block.FindIndex(o => o == p);
if (skip != -1)
{
this.skip_block.RemoveAt(skip);
return;
}
coroutine self = find_self(this.coroutines);
self.port = p;
Debug.WriteLine("[" + self.id + "] block");
create_context();
self.yield_to(this.coroutines.Last());
Debug.WriteLine("[" + self.id + "] re-entered context");
Debug.Write("routines: ");
foreach (coroutine c in this.coroutines)
{
Debug.Write(c.id + " ");
}
Debug.WriteLine("");
this.coroutines.RemoveAll((c) => {
if (!c.finished)
{
return(false);
}
Debug.WriteLine("[" + c.id + "] removing");
c.Dispose();
return(true);
});
}
public void collateral_block()
{
coroutine self = find_self(this.coroutines);
Debug.WriteLine("[" + self.id + "] collateral_block");
this.collateral_blocked.Add(self);
this.coroutines.Remove(self);
create_context();
self.yield_to(this.coroutines.Last());
Debug.WriteLine("[" + self.id + "] collateral_unblock");
}
public void collateral_release(coroutine self)
{
if (this.collateral_blocked.Count != 0)
{
finish(coroutines);
}
while (this.collateral_blocked.Count != 0)
{
this.coroutines.Add(this.collateral_blocked[0]);
this.collateral_blocked.RemoveAt(0);
self.yield_to(this.coroutines.Last());
}
}