… | |
… | |
1169 | our $VERBOSE; |
1169 | our $VERBOSE; |
1170 | |
1170 | |
1171 | BEGIN { |
1171 | BEGIN { |
1172 | require "AnyEvent/constants.pl"; |
1172 | require "AnyEvent/constants.pl"; |
1173 | |
1173 | |
1174 | eval "sub TAINT (){" . (${^TAINT} *1) . "}"; |
1174 | eval "sub TAINT (){" . (${^TAINT}*1) . "}"; |
1175 | |
1175 | |
1176 | delete @ENV{grep /^PERL_ANYEVENT_/, keys %ENV} |
1176 | delete @ENV{grep /^PERL_ANYEVENT_/, keys %ENV} |
1177 | if ${^TAINT}; |
1177 | if ${^TAINT}; |
1178 | |
1178 | |
1179 | $VERBOSE = $ENV{PERL_ANYEVENT_VERBOSE}*1; |
1179 | $VERBOSE = $ENV{PERL_ANYEVENT_VERBOSE}*1; |
… | |
… | |
1222 | our @post_detect; |
1222 | our @post_detect; |
1223 | |
1223 | |
1224 | sub post_detect(&) { |
1224 | sub post_detect(&) { |
1225 | my ($cb) = @_; |
1225 | my ($cb) = @_; |
1226 | |
1226 | |
1227 | if ($MODEL) { |
|
|
1228 | $cb->(); |
|
|
1229 | |
|
|
1230 | undef |
|
|
1231 | } else { |
|
|
1232 | push @post_detect, $cb; |
1227 | push @post_detect, $cb; |
1233 | |
1228 | |
1234 | defined wantarray |
1229 | defined wantarray |
1235 | ? bless \$cb, "AnyEvent::Util::postdetect" |
1230 | ? bless \$cb, "AnyEvent::Util::postdetect" |
1236 | : () |
1231 | : () |
1237 | } |
|
|
1238 | } |
1232 | } |
1239 | |
1233 | |
1240 | sub AnyEvent::Util::postdetect::DESTROY { |
1234 | sub AnyEvent::Util::postdetect::DESTROY { |
1241 | @post_detect = grep $_ != ${$_[0]}, @post_detect; |
1235 | @post_detect = grep $_ != ${$_[0]}, @post_detect; |
1242 | } |
1236 | } |
… | |
… | |
1295 | @models = (); # free probe data |
1289 | @models = (); # free probe data |
1296 | |
1290 | |
1297 | push @{"$MODEL\::ISA"}, "AnyEvent::Base"; |
1291 | push @{"$MODEL\::ISA"}, "AnyEvent::Base"; |
1298 | unshift @ISA, $MODEL; |
1292 | unshift @ISA, $MODEL; |
1299 | |
1293 | |
|
|
1294 | # now nuke some methods that are overriden by the backend. |
|
|
1295 | # SUPER is not allowed. |
|
|
1296 | for (qw(time signal child idle)) { |
|
|
1297 | undef &{"AnyEvent::Base::$_"} |
|
|
1298 | if defined &{"$MODEL\::$_"}; |
|
|
1299 | } |
|
|
1300 | |
1300 | require AnyEvent::Strict if $ENV{PERL_ANYEVENT_STRICT}; |
1301 | require AnyEvent::Strict if $ENV{PERL_ANYEVENT_STRICT}; |
1301 | |
1302 | |
1302 | (shift @post_detect)->() while @post_detect; |
1303 | (shift @post_detect)->() while @post_detect; |
|
|
1304 | |
|
|
1305 | *post_detect = sub(&) { |
|
|
1306 | shift->(); |
|
|
1307 | |
|
|
1308 | undef |
|
|
1309 | }; |
1303 | |
1310 | |
1304 | $MODEL |
1311 | $MODEL |
1305 | } |
1312 | } |
1306 | |
1313 | |
1307 | sub AUTOLOAD { |
1314 | sub AUTOLOAD { |
… | |
… | |
1385 | |
1392 | |
1386 | package AnyEvent::Base; |
1393 | package AnyEvent::Base; |
1387 | |
1394 | |
1388 | # default implementations for many methods |
1395 | # default implementations for many methods |
1389 | |
1396 | |
1390 | sub _time() { |
1397 | sub time { |
1391 | eval q{ # poor man's autoloading |
1398 | eval q{ # poor man's autoloading {} |
1392 | # probe for availability of Time::HiRes |
1399 | # probe for availability of Time::HiRes |
1393 | if (eval "use Time::HiRes (); Time::HiRes::time (); 1") { |
1400 | if (eval "use Time::HiRes (); Time::HiRes::time (); 1") { |
1394 | warn "AnyEvent: using Time::HiRes for sub-second timing accuracy.\n" if $VERBOSE >= 8; |
1401 | warn "AnyEvent: using Time::HiRes for sub-second timing accuracy.\n" if $VERBOSE >= 8; |
1395 | *_time = \&Time::HiRes::time; |
1402 | *AE::time = \&Time::HiRes::time; |
1396 | # if (eval "use POSIX (); (POSIX::times())... |
1403 | # if (eval "use POSIX (); (POSIX::times())... |
1397 | } else { |
1404 | } else { |
1398 | warn "AnyEvent: using built-in time(), WARNING, no sub-second resolution!\n" if $VERBOSE; |
1405 | warn "AnyEvent: using built-in time(), WARNING, no sub-second resolution!\n" if $VERBOSE; |
1399 | *_time = sub (){ time }; # epic fail |
1406 | *AE::time = sub (){ time }; # epic fail |
1400 | } |
1407 | } |
|
|
1408 | |
|
|
1409 | *time = sub { AE::time }; # different prototypes |
1401 | }; |
1410 | }; |
1402 | die if $@; |
1411 | die if $@; |
1403 | |
1412 | |
1404 | &_time |
1413 | &time |
1405 | } |
1414 | } |
1406 | |
1415 | |
1407 | sub time { _time } |
1416 | *now = \&time; |
1408 | sub now { _time } |
1417 | |
1409 | sub now_update { } |
1418 | sub now_update { } |
1410 | |
1419 | |
1411 | # default implementation for ->condvar |
1420 | # default implementation for ->condvar |
1412 | |
1421 | |
1413 | sub condvar { |
1422 | sub condvar { |
|
|
1423 | eval q{ # poor man's autoloading {} |
|
|
1424 | *condvar = sub { |
1414 | bless { @_ == 3 ? (_ae_cb => $_[2]) : () }, "AnyEvent::CondVar" |
1425 | bless { @_ == 3 ? (_ae_cb => $_[2]) : () }, "AnyEvent::CondVar" |
|
|
1426 | }; |
|
|
1427 | |
|
|
1428 | *AE::cv = sub (;&) { |
|
|
1429 | bless { @_ ? (_ae_cb => shift) : () }, "AnyEvent::CondVar" |
|
|
1430 | }; |
|
|
1431 | }; |
|
|
1432 | die if $@; |
|
|
1433 | |
|
|
1434 | &condvar |
1415 | } |
1435 | } |
1416 | |
1436 | |
1417 | # default implementation for ->signal |
1437 | # default implementation for ->signal |
1418 | |
1438 | |
1419 | our $HAVE_ASYNC_INTERRUPT; |
1439 | our $HAVE_ASYNC_INTERRUPT; |
… | |
… | |
1449 | undef $SIG_TW |
1469 | undef $SIG_TW |
1450 | unless --$SIG_COUNT; |
1470 | unless --$SIG_COUNT; |
1451 | } |
1471 | } |
1452 | |
1472 | |
1453 | our $_sig_name_init; $_sig_name_init = sub { |
1473 | our $_sig_name_init; $_sig_name_init = sub { |
1454 | eval q{ # poor man's autoloading |
1474 | eval q{ # poor man's autoloading {} |
1455 | undef $_sig_name_init; |
1475 | undef $_sig_name_init; |
1456 | |
1476 | |
1457 | if (_have_async_interrupt) { |
1477 | if (_have_async_interrupt) { |
1458 | *sig2num = \&Async::Interrupt::sig2num; |
1478 | *sig2num = \&Async::Interrupt::sig2num; |
1459 | *sig2name = \&Async::Interrupt::sig2name; |
1479 | *sig2name = \&Async::Interrupt::sig2name; |
… | |
… | |
1513 | or Carp::croak "AnyEvent: unable to create a signal reporting pipe: $!\n"; |
1533 | or Carp::croak "AnyEvent: unable to create a signal reporting pipe: $!\n"; |
1514 | |
1534 | |
1515 | $SIG_IO = AE::io $SIGPIPE_R, 0, \&_signal_exec; |
1535 | $SIG_IO = AE::io $SIGPIPE_R, 0, \&_signal_exec; |
1516 | } |
1536 | } |
1517 | |
1537 | |
1518 | *signal = sub { |
1538 | *signal = $HAVE_ASYNC_INTERRUPT |
|
|
1539 | ? sub { |
1519 | my (undef, %arg) = @_; |
1540 | my (undef, %arg) = @_; |
1520 | |
1541 | |
1521 | my $signal = uc $arg{signal} |
|
|
1522 | or Carp::croak "required option 'signal' is missing"; |
|
|
1523 | |
|
|
1524 | if ($HAVE_ASYNC_INTERRUPT) { |
|
|
1525 | # async::interrupt |
1542 | # async::interrupt |
1526 | |
|
|
1527 | $signal = sig2num $signal; |
1543 | my $signal = sig2num $arg{signal}; |
1528 | $SIG_CB{$signal}{$arg{cb}} = $arg{cb}; |
1544 | $SIG_CB{$signal}{$arg{cb}} = $arg{cb}; |
1529 | |
1545 | |
1530 | $SIG_ASY{$signal} ||= new Async::Interrupt |
1546 | $SIG_ASY{$signal} ||= new Async::Interrupt |
1531 | cb => sub { undef $SIG_EV{$signal} }, |
1547 | cb => sub { undef $SIG_EV{$signal} }, |
1532 | signal => $signal, |
1548 | signal => $signal, |
1533 | pipe => [$SIGPIPE_R->filenos], |
1549 | pipe => [$SIGPIPE_R->filenos], |
1534 | pipe_autodrain => 0, |
1550 | pipe_autodrain => 0, |
1535 | ; |
1551 | ; |
1536 | |
1552 | |
1537 | } else { |
1553 | bless [$signal, $arg{cb}], "AnyEvent::Base::signal" |
|
|
1554 | } |
|
|
1555 | : sub { |
|
|
1556 | my (undef, %arg) = @_; |
|
|
1557 | |
1538 | # pure perl |
1558 | # pure perl |
1539 | |
|
|
1540 | # AE::Util has been loaded in signal |
|
|
1541 | $signal = sig2name $signal; |
1559 | my $signal = sig2name $arg{signal}; |
1542 | $SIG_CB{$signal}{$arg{cb}} = $arg{cb}; |
1560 | $SIG_CB{$signal}{$arg{cb}} = $arg{cb}; |
1543 | |
1561 | |
1544 | $SIG{$signal} ||= sub { |
1562 | $SIG{$signal} ||= sub { |
1545 | local $!; |
1563 | local $!; |
1546 | syswrite $SIGPIPE_W, "\x00", 1 unless %SIG_EV; |
1564 | syswrite $SIGPIPE_W, "\x00", 1 unless %SIG_EV; |
1547 | undef $SIG_EV{$signal}; |
1565 | undef $SIG_EV{$signal}; |
1548 | }; |
1566 | }; |
1549 | |
1567 | |
1550 | # can't do signal processing without introducing races in pure perl, |
1568 | # can't do signal processing without introducing races in pure perl, |
1551 | # so limit the signal latency. |
1569 | # so limit the signal latency. |
1552 | _sig_add; |
1570 | _sig_add; |
1553 | } |
|
|
1554 | |
1571 | |
1555 | bless [$signal, $arg{cb}], "AnyEvent::Base::signal" |
1572 | bless [$signal, $arg{cb}], "AnyEvent::Base::signal" |
|
|
1573 | } |
1556 | }; |
1574 | ; |
1557 | |
1575 | |
1558 | *AnyEvent::Base::signal::DESTROY = sub { |
1576 | *AnyEvent::Base::signal::DESTROY = sub { |
1559 | my ($signal, $cb) = @{$_[0]}; |
1577 | my ($signal, $cb) = @{$_[0]}; |
1560 | |
1578 | |
1561 | _sig_del; |
1579 | _sig_del; |