… | |
… | |
1041 | |
1041 | |
1042 | =cut |
1042 | =cut |
1043 | |
1043 | |
1044 | package AnyEvent; |
1044 | package AnyEvent; |
1045 | |
1045 | |
|
|
1046 | # basically a tuned-down version of common::sense |
|
|
1047 | sub common_sense { |
1046 | no warnings; |
1048 | # no warnings |
|
|
1049 | ${^WARNING_BITS} ^= ${^WARNING_BITS}; |
1047 | use strict qw(vars subs); |
1050 | # use strict vars subs |
|
|
1051 | $^H |= 0x00000600; |
|
|
1052 | } |
|
|
1053 | |
|
|
1054 | BEGIN { AnyEvent::common_sense } |
1048 | |
1055 | |
1049 | use Carp (); |
1056 | use Carp (); |
1050 | |
1057 | |
1051 | our $VERSION = 4.83; |
1058 | our $VERSION = 4.83; |
1052 | our $MODEL; |
1059 | our $MODEL; |
… | |
… | |
1130 | @post_detect = grep $_ != ${$_[0]}, @post_detect; |
1137 | @post_detect = grep $_ != ${$_[0]}, @post_detect; |
1131 | } |
1138 | } |
1132 | |
1139 | |
1133 | sub detect() { |
1140 | sub detect() { |
1134 | unless ($MODEL) { |
1141 | unless ($MODEL) { |
1135 | no strict 'refs'; |
|
|
1136 | local $SIG{__DIE__}; |
1142 | local $SIG{__DIE__}; |
1137 | |
1143 | |
1138 | if ($ENV{PERL_ANYEVENT_MODEL} =~ /^([a-zA-Z]+)$/) { |
1144 | if ($ENV{PERL_ANYEVENT_MODEL} =~ /^([a-zA-Z]+)$/) { |
1139 | my $model = "AnyEvent::Impl::$1"; |
1145 | my $model = "AnyEvent::Impl::$1"; |
1140 | if (eval "require $model") { |
1146 | if (eval "require $model") { |
… | |
… | |
1386 | defined (my $pid = $arg{pid} + 0) |
1392 | defined (my $pid = $arg{pid} + 0) |
1387 | or Carp::croak "required option 'pid' is missing"; |
1393 | or Carp::croak "required option 'pid' is missing"; |
1388 | |
1394 | |
1389 | $PID_CB{$pid}{$arg{cb}} = $arg{cb}; |
1395 | $PID_CB{$pid}{$arg{cb}} = $arg{cb}; |
1390 | |
1396 | |
|
|
1397 | # WNOHANG is almost cetrainly 1 everywhere |
|
|
1398 | $WNOHANG ||= $^O =~ /^(?:openbsd|netbsd|linux|freebsd|cygwin|MSWin32)$/ |
|
|
1399 | ? 1 |
1391 | $WNOHANG ||= eval { local $SIG{__DIE__}; require POSIX; &POSIX::WNOHANG } || 1; |
1400 | : eval { local $SIG{__DIE__}; require POSIX; &POSIX::WNOHANG } || 1; |
1392 | |
1401 | |
1393 | unless ($CHLD_W) { |
1402 | unless ($CHLD_W) { |
1394 | $CHLD_W = AnyEvent->signal (signal => 'CHLD', cb => \&_sigchld); |
1403 | $CHLD_W = AnyEvent->signal (signal => 'CHLD', cb => \&_sigchld); |
1395 | # child could be a zombie already, so make at least one round |
1404 | # child could be a zombie already, so make at least one round |
1396 | &_sigchld; |
1405 | &_sigchld; |
… | |
… | |
1448 | |
1457 | |
1449 | our @ISA = AnyEvent::CondVar::Base::; |
1458 | our @ISA = AnyEvent::CondVar::Base::; |
1450 | |
1459 | |
1451 | package AnyEvent::CondVar::Base; |
1460 | package AnyEvent::CondVar::Base; |
1452 | |
1461 | |
1453 | use overload |
1462 | #use overload |
1454 | '&{}' => sub { my $self = shift; sub { $self->send (@_) } }, |
1463 | # '&{}' => sub { my $self = shift; sub { $self->send (@_) } }, |
1455 | fallback => 1; |
1464 | # fallback => 1; |
|
|
1465 | |
|
|
1466 | # save 300+ kilobytes by dirtily hardcoding overloading |
|
|
1467 | ${"AnyEvent::CondVar::Base::OVERLOAD"}{dummy}++; # Register with magic by touching. |
|
|
1468 | *{'AnyEvent::CondVar::Base::()'} = sub { }; # "Make it findable via fetchmethod." |
|
|
1469 | *{'AnyEvent::CondVar::Base::(&{}'} = sub { my $self = shift; sub { $self->send (@_) } }; # &{} |
|
|
1470 | ${'AnyEvent::CondVar::Base::()'} = 1; # fallback |
1456 | |
1471 | |
1457 | our $WAITING; |
1472 | our $WAITING; |
1458 | |
1473 | |
1459 | sub _send { |
1474 | sub _send { |
1460 | # nop |
1475 | # nop |
… | |
… | |
1561 | check the arguments passed to most method calls. If it finds any problems, |
1576 | check the arguments passed to most method calls. If it finds any problems, |
1562 | it will croak. |
1577 | it will croak. |
1563 | |
1578 | |
1564 | In other words, enables "strict" mode. |
1579 | In other words, enables "strict" mode. |
1565 | |
1580 | |
1566 | Unlike C<use strict>, it is definitely recommended to keep it off in |
1581 | Unlike C<use strict> (or it's modern cousin, C<< use L<common::sense> |
1567 | production. Keeping C<PERL_ANYEVENT_STRICT=1> in your environment while |
1582 | >>, it is definitely recommended to keep it off in production. Keeping |
1568 | developing programs can be very useful, however. |
1583 | C<PERL_ANYEVENT_STRICT=1> in your environment while developing programs |
|
|
1584 | can be very useful, however. |
1569 | |
1585 | |
1570 | =item C<PERL_ANYEVENT_MODEL> |
1586 | =item C<PERL_ANYEVENT_MODEL> |
1571 | |
1587 | |
1572 | This can be used to specify the event model to be used by AnyEvent, before |
1588 | This can be used to specify the event model to be used by AnyEvent, before |
1573 | auto detection and -probing kicks in. It must be a string consisting |
1589 | auto detection and -probing kicks in. It must be a string consisting |