U operator()( tbb::flow_control& control ) const {
AssertLive();
if( --input_counter < 0 ) {
control.stop();
}
return U(); // default constructed
}
void operator()( tbb::flow_control& control ) const {
AssertLive();
if( --input_counter < 0 ) {
control.stop();
}
else
++non_pointer_specialized_calls;
}
U operator()( tbb::flow_control& control ) const {
AssertLive();
if( --input_counter < 0 ) {
control.stop();
}
else // only count successful reads
++non_pointer_specialized_calls;
return U(); // default constructed
}
static Pair read_( tbb::flow_control& flow )
{
if( queue.empty() || is_shutdown || !callback->good() || !std::cout.good() || !running )
{
flow.stop();
return Pair();
}
Pair p;
queue.pop( p );
return p;
}
int
operator()(tbb::flow_control& control ) const {
AssertLive();
int oldval = --input_counter;
if( oldval < 0 ) {
control.stop();
}
else
++non_pointer_specialized_calls;
return oldval+1;
}
void operator()( tbb::flow_control& control ) {
if( --counter < 0 ) {
control.stop();
}
}
U operator()( tbb::flow_control& control ) {
if( --counter < 0 ) {
control.stop();
}
return U();
}
void operator()( tbb::flow_control& control ) const {
AssertLive();
if( --input_counter < 0 ) {
control.stop();
}
}