… | |
… | |
50 | |
50 | |
51 | our $idle; # idle handler |
51 | our $idle; # idle handler |
52 | our $main; # main coroutine |
52 | our $main; # main coroutine |
53 | our $current; # current coroutine |
53 | our $current; # current coroutine |
54 | |
54 | |
55 | our $VERSION = '3.8'; |
55 | our $VERSION = '4.0'; |
56 | |
56 | |
57 | our @EXPORT = qw(async async_pool cede schedule terminate current unblock_sub); |
57 | our @EXPORT = qw(async async_pool cede schedule terminate current unblock_sub); |
58 | our %EXPORT_TAGS = ( |
58 | our %EXPORT_TAGS = ( |
59 | prio => [qw(PRIO_MAX PRIO_HIGH PRIO_NORMAL PRIO_LOW PRIO_IDLE PRIO_MIN)], |
59 | prio => [qw(PRIO_MAX PRIO_HIGH PRIO_NORMAL PRIO_LOW PRIO_IDLE PRIO_MIN)], |
60 | ); |
60 | ); |
… | |
… | |
116 | =cut |
116 | =cut |
117 | |
117 | |
118 | $main->{desc} = "[main::]"; |
118 | $main->{desc} = "[main::]"; |
119 | |
119 | |
120 | # maybe some other module used Coro::Specific before... |
120 | # maybe some other module used Coro::Specific before... |
121 | $main->{specific} = $current->{specific} |
121 | $main->{_specific} = $current->{_specific} |
122 | if $current; |
122 | if $current; |
123 | |
123 | |
124 | _set_current $main; |
124 | _set_current $main; |
125 | |
125 | |
126 | sub current() { $current } |
126 | sub current() { $current } |
… | |
… | |
151 | # free coroutine data and mark as destructed |
151 | # free coroutine data and mark as destructed |
152 | $self->_destroy |
152 | $self->_destroy |
153 | or return; |
153 | or return; |
154 | |
154 | |
155 | # call all destruction callbacks |
155 | # call all destruction callbacks |
156 | $_->(@{$self->{status}}) |
156 | $_->(@{$self->{_status}}) |
157 | for @{(delete $self->{destroy_cb}) || []}; |
157 | for @{(delete $self->{_on_destroy}) || []}; |
158 | } |
158 | } |
159 | |
159 | |
160 | # this coroutine is necessary because a coroutine |
160 | # this coroutine is necessary because a coroutine |
161 | # cannot destroy itself. |
161 | # cannot destroy itself. |
162 | my @destroy; |
162 | my @destroy; |
… | |
… | |
378 | |
378 | |
379 | =cut |
379 | =cut |
380 | |
380 | |
381 | sub cancel { |
381 | sub cancel { |
382 | my $self = shift; |
382 | my $self = shift; |
383 | $self->{status} = [@_]; |
383 | $self->{_status} = [@_]; |
384 | |
384 | |
385 | if ($current == $self) { |
385 | if ($current == $self) { |
386 | push @destroy, $self; |
386 | push @destroy, $self; |
387 | $manager->ready; |
387 | $manager->ready; |
388 | &schedule while 1; |
388 | &schedule while 1; |
… | |
… | |
392 | } |
392 | } |
393 | |
393 | |
394 | =item $coroutine->join |
394 | =item $coroutine->join |
395 | |
395 | |
396 | Wait until the coroutine terminates and return any values given to the |
396 | Wait until the coroutine terminates and return any values given to the |
397 | C<terminate> or C<cancel> functions. C<join> can be called multiple times |
397 | C<terminate> or C<cancel> functions. C<join> can be called concurrently |
398 | from multiple coroutine. |
398 | from multiple coroutines. |
399 | |
399 | |
400 | =cut |
400 | =cut |
401 | |
401 | |
402 | sub join { |
402 | sub join { |
403 | my $self = shift; |
403 | my $self = shift; |
404 | |
404 | |
405 | unless ($self->{status}) { |
405 | unless ($self->{_status}) { |
406 | my $current = $current; |
406 | my $current = $current; |
407 | |
407 | |
408 | push @{$self->{destroy_cb}}, sub { |
408 | push @{$self->{_on_destroy}}, sub { |
409 | $current->ready; |
409 | $current->ready; |
410 | undef $current; |
410 | undef $current; |
411 | }; |
411 | }; |
412 | |
412 | |
413 | &schedule while $current; |
413 | &schedule while $current; |
414 | } |
414 | } |
415 | |
415 | |
416 | wantarray ? @{$self->{status}} : $self->{status}[0]; |
416 | wantarray ? @{$self->{_status}} : $self->{_status}[0]; |
417 | } |
417 | } |
418 | |
418 | |
419 | =item $coroutine->on_destroy (\&cb) |
419 | =item $coroutine->on_destroy (\&cb) |
420 | |
420 | |
421 | Registers a callback that is called when this coroutine gets destroyed, |
421 | Registers a callback that is called when this coroutine gets destroyed, |
… | |
… | |
425 | =cut |
425 | =cut |
426 | |
426 | |
427 | sub on_destroy { |
427 | sub on_destroy { |
428 | my ($self, $cb) = @_; |
428 | my ($self, $cb) = @_; |
429 | |
429 | |
430 | push @{ $self->{destroy_cb} }, $cb; |
430 | push @{ $self->{_on_destroy} }, $cb; |
431 | } |
431 | } |
432 | |
432 | |
433 | =item $oldprio = $coroutine->prio ($newprio) |
433 | =item $oldprio = $coroutine->prio ($newprio) |
434 | |
434 | |
435 | Sets (or gets, if the argument is missing) the priority of the |
435 | Sets (or gets, if the argument is missing) the priority of the |
… | |
… | |
459 | |
459 | |
460 | =item $olddesc = $coroutine->desc ($newdesc) |
460 | =item $olddesc = $coroutine->desc ($newdesc) |
461 | |
461 | |
462 | Sets (or gets in case the argument is missing) the description for this |
462 | Sets (or gets in case the argument is missing) the description for this |
463 | coroutine. This is just a free-form string you can associate with a coroutine. |
463 | coroutine. This is just a free-form string you can associate with a coroutine. |
|
|
464 | |
|
|
465 | This method simply sets the C<< $coroutine->{desc} >> member to the given string. You |
|
|
466 | can modify this member directly if you wish. |
464 | |
467 | |
465 | =cut |
468 | =cut |
466 | |
469 | |
467 | sub desc { |
470 | sub desc { |
468 | my $old = $_[0]{desc}; |
471 | my $old = $_[0]{desc}; |