… | |
… | |
8 | } |
8 | } |
9 | |
9 | |
10 | sub start_transfer { |
10 | sub start_transfer { |
11 | my $self = shift; |
11 | my $self = shift; |
12 | |
12 | |
13 | my $trans = bless [ $self, $Coro::current ], transfer::; |
13 | my $trans = bless [ $self ], transfer::; |
14 | Scalar::Util::weaken($trans->[0]); |
14 | Scalar::Util::weaken($trans->[0]); |
15 | |
15 | |
16 | push @{$self->{wait}}, $trans; |
16 | push @{$self->{wait}}, $trans; |
|
|
17 | Scalar::Util::weaken($self->{wait}[-1]); |
17 | |
18 | |
18 | if (--$self->{conns} >= 0) { |
19 | if (--$self->{conns} >= 0) { |
19 | $self->wake_next; |
20 | $self->wake_next; |
20 | } |
21 | } |
21 | |
22 | |
… | |
… | |
23 | } |
24 | } |
24 | |
25 | |
25 | sub wake_next { |
26 | sub wake_next { |
26 | my $self = shift; |
27 | my $self = shift; |
27 | |
28 | |
28 | return unless $self->{conns} >= 0; |
29 | if ($self->{conns} >= 0) { |
29 | |
30 | while(@{$self->{wait}}) { |
30 | (pop @{$self->{wait}})->wake if @{$self->{wait}}; |
31 | my $transfer = shift @{$self->{wait}}; |
|
|
32 | if ($transfer) { |
|
|
33 | $transfer->wake; |
|
|
34 | last; |
|
|
35 | } |
|
|
36 | } |
|
|
37 | } |
31 | } |
38 | } |
32 | |
39 | |
33 | sub waiters { |
40 | sub waiters { |
34 | map $_->[1], @{$_[0]{wait}}; |
41 | map $_->[1], @{$_[0]{wait}}; |
35 | } |
42 | } |
… | |
… | |
40 | |
47 | |
41 | sub try { |
48 | sub try { |
42 | my $self = shift; |
49 | my $self = shift; |
43 | my $timeout = Coro::Timer::timeout $_[0]; |
50 | my $timeout = Coro::Timer::timeout $_[0]; |
44 | |
51 | |
|
|
52 | unless ($self->[2]) { |
|
|
53 | local $self->[1] = $Coro::current; |
45 | Coro::schedule; |
54 | Coro::schedule; |
|
|
55 | } |
46 | |
56 | |
47 | return $self->[2]; |
57 | return $self->[2]; |
48 | } |
58 | } |
49 | |
59 | |
50 | sub wake { |
60 | sub wake { |
51 | my $self = shift; |
61 | my $self = shift; |
52 | $self->[2] = 1; |
62 | $self->[2] = 1; |
53 | $self->[1]->ready; |
63 | ref $self->[1] and $self->[1]->ready; |
54 | } |
64 | } |
55 | |
65 | |
56 | sub DESTROY { |
66 | sub DESTROY { |
57 | my $self = shift; |
67 | my $self = shift; |
58 | $self->[0]{conns}++; |
68 | $self->[0]{conns}++; |