1 | =head1 NAME |
1 | =head1 NAME |
2 | |
2 | |
3 | AnyEvent - provide framework for multiple event loops |
3 | AnyEvent - the DBI of event loop programming |
4 | |
4 | |
5 | EV, Event, Glib, Tk, Perl, Event::Lib, Qt and POE are various supported |
5 | EV, Event, Glib, Tk, Perl, Event::Lib, Irssi, IO::Async, Qt and POE are |
6 | event loops. |
6 | various supported event loops/environments. |
7 | |
7 | |
8 | =head1 SYNOPSIS |
8 | =head1 SYNOPSIS |
9 | |
9 | |
10 | use AnyEvent; |
10 | use AnyEvent; |
11 | |
11 | |
… | |
… | |
40 | =head1 INTRODUCTION/TUTORIAL |
40 | =head1 INTRODUCTION/TUTORIAL |
41 | |
41 | |
42 | This manpage is mainly a reference manual. If you are interested |
42 | This manpage is mainly a reference manual. If you are interested |
43 | in a tutorial or some gentle introduction, have a look at the |
43 | in a tutorial or some gentle introduction, have a look at the |
44 | L<AnyEvent::Intro> manpage. |
44 | L<AnyEvent::Intro> manpage. |
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45 | |
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46 | =head1 SUPPORT |
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47 | |
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48 | There is a mailinglist for discussing all things AnyEvent, and an IRC |
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49 | channel, too. |
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50 | |
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51 | See the AnyEvent project page at the B<Schmorpforge Ta-Sa Software |
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52 | Repository>, at L<http://anyevent.schmorp.de>, for more info. |
45 | |
53 | |
46 | =head1 WHY YOU SHOULD USE THIS MODULE (OR NOT) |
54 | =head1 WHY YOU SHOULD USE THIS MODULE (OR NOT) |
47 | |
55 | |
48 | Glib, POE, IO::Async, Event... CPAN offers event models by the dozen |
56 | Glib, POE, IO::Async, Event... CPAN offers event models by the dozen |
49 | nowadays. So what is different about AnyEvent? |
57 | nowadays. So what is different about AnyEvent? |
… | |
… | |
368 | |
376 | |
369 | This watcher might use C<%SIG> (depending on the event loop used), |
377 | This watcher might use C<%SIG> (depending on the event loop used), |
370 | so programs overwriting those signals directly will likely not work |
378 | so programs overwriting those signals directly will likely not work |
371 | correctly. |
379 | correctly. |
372 | |
380 | |
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381 | Example: exit on SIGINT |
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382 | |
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383 | my $w = AnyEvent->signal (signal => "INT", cb => sub { exit 1 }); |
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384 | |
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385 | =head3 Signal Races, Delays and Workarounds |
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386 | |
373 | Also note that many event loops (e.g. Glib, Tk, Qt, IO::Async) do not |
387 | Many event loops (e.g. Glib, Tk, Qt, IO::Async) do not support attaching |
374 | support attaching callbacks to signals, which is a pity, as you cannot do |
388 | callbacks to signals in a generic way, which is a pity, as you cannot do |
375 | race-free signal handling in perl. AnyEvent will try to do it's best, but |
389 | race-free signal handling in perl. AnyEvent will try to do it's best, but |
376 | in some cases, signals will be delayed. The maximum time a signal might |
390 | in some cases, signals will be delayed. The maximum time a signal might |
377 | be delayed is specified in C<$AnyEvent::MAX_SIGNAL_LATENCY> (default: 10 |
391 | be delayed is specified in C<$AnyEvent::MAX_SIGNAL_LATENCY> (default: 10 |
378 | seconds). This variable can be changed only before the first signal |
392 | seconds). This variable can be changed only before the first signal |
379 | watcher is created, and should be left alone otherwise. Higher values |
393 | watcher is created, and should be left alone otherwise. Higher values |
380 | will cause fewer spurious wake-ups, which is better for power and CPU |
394 | will cause fewer spurious wake-ups, which is better for power and CPU |
381 | saving. All these problems can be avoided by installing the optional |
395 | saving. All these problems can be avoided by installing the optional |
382 | L<Async::Interrupt> module. |
396 | L<Async::Interrupt> module. This will not work with inherently broken |
383 | |
397 | event loops such as L<Event> or L<Event::Lib> (and not with L<POE> |
384 | Example: exit on SIGINT |
398 | currently, as POE does it's own workaround with one-second latency). With |
385 | |
399 | those, you just have to suffer the delays. |
386 | my $w = AnyEvent->signal (signal => "INT", cb => sub { exit 1 }); |
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387 | |
400 | |
388 | =head2 CHILD PROCESS WATCHERS |
401 | =head2 CHILD PROCESS WATCHERS |
389 | |
402 | |
390 | You can also watch on a child process exit and catch its exit status. |
403 | You can also watch on a child process exit and catch its exit status. |
391 | |
404 | |
392 | The child process is specified by the C<pid> argument (if set to C<0>, it |
405 | The child process is specified by the C<pid> argument (one some backends, |
393 | watches for any child process exit). The watcher will triggered only when |
406 | using C<0> watches for any child process exit, on others this will |
394 | the child process has finished and an exit status is available, not on |
407 | croak). The watcher will be triggered only when the child process has |
395 | any trace events (stopped/continued). |
408 | finished and an exit status is available, not on any trace events |
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409 | (stopped/continued). |
396 | |
410 | |
397 | The callback will be called with the pid and exit status (as returned by |
411 | The callback will be called with the pid and exit status (as returned by |
398 | waitpid), so unlike other watcher types, you I<can> rely on child watcher |
412 | waitpid), so unlike other watcher types, you I<can> rely on child watcher |
399 | callback arguments. |
413 | callback arguments. |
400 | |
414 | |
… | |
… | |
504 | Condition variables are similar to callbacks, except that you can |
518 | Condition variables are similar to callbacks, except that you can |
505 | optionally wait for them. They can also be called merge points - points |
519 | optionally wait for them. They can also be called merge points - points |
506 | in time where multiple outstanding events have been processed. And yet |
520 | in time where multiple outstanding events have been processed. And yet |
507 | another way to call them is transactions - each condition variable can be |
521 | another way to call them is transactions - each condition variable can be |
508 | used to represent a transaction, which finishes at some point and delivers |
522 | used to represent a transaction, which finishes at some point and delivers |
509 | a result. |
523 | a result. And yet some people know them as "futures" - a promise to |
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524 | compute/deliver something that you can wait for. |
510 | |
525 | |
511 | Condition variables are very useful to signal that something has finished, |
526 | Condition variables are very useful to signal that something has finished, |
512 | for example, if you write a module that does asynchronous http requests, |
527 | for example, if you write a module that does asynchronous http requests, |
513 | then a condition variable would be the ideal candidate to signal the |
528 | then a condition variable would be the ideal candidate to signal the |
514 | availability of results. The user can either act when the callback is |
529 | availability of results. The user can either act when the callback is |
… | |
… | |
782 | |
797 | |
783 | AnyEvent::Impl::Glib based on Glib, slow but very stable. |
798 | AnyEvent::Impl::Glib based on Glib, slow but very stable. |
784 | AnyEvent::Impl::Tk based on Tk, very broken. |
799 | AnyEvent::Impl::Tk based on Tk, very broken. |
785 | AnyEvent::Impl::EventLib based on Event::Lib, leaks memory and worse. |
800 | AnyEvent::Impl::EventLib based on Event::Lib, leaks memory and worse. |
786 | AnyEvent::Impl::POE based on POE, very slow, some limitations. |
801 | AnyEvent::Impl::POE based on POE, very slow, some limitations. |
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|
802 | AnyEvent::Impl::Irssi used when running within irssi. |
787 | |
803 | |
788 | =item Backends with special needs. |
804 | =item Backends with special needs. |
789 | |
805 | |
790 | Qt requires the Qt::Application to be instantiated first, but will |
806 | Qt requires the Qt::Application to be instantiated first, but will |
791 | otherwise be picked up automatically. As long as the main program |
807 | otherwise be picked up automatically. As long as the main program |
… | |
… | |
865 | event module detection too early, for example, L<AnyEvent::AIO> creates |
881 | event module detection too early, for example, L<AnyEvent::AIO> creates |
866 | and installs the global L<IO::AIO> watcher in a C<post_detect> block to |
882 | and installs the global L<IO::AIO> watcher in a C<post_detect> block to |
867 | avoid autodetecting the event module at load time. |
883 | avoid autodetecting the event module at load time. |
868 | |
884 | |
869 | If called in scalar or list context, then it creates and returns an object |
885 | If called in scalar or list context, then it creates and returns an object |
870 | that automatically removes the callback again when it is destroyed. See |
886 | that automatically removes the callback again when it is destroyed (or |
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887 | C<undef> when the hook was immediately executed). See L<AnyEvent::AIO> for |
871 | L<Coro::BDB> for a case where this is useful. |
888 | a case where this is useful. |
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889 | |
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890 | Example: Create a watcher for the IO::AIO module and store it in |
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|
891 | C<$WATCHER>. Only do so after the event loop is initialised, though. |
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892 | |
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893 | our WATCHER; |
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894 | |
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|
895 | my $guard = AnyEvent::post_detect { |
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896 | $WATCHER = AnyEvent->io (fh => IO::AIO::poll_fileno, poll => 'r', cb => \&IO::AIO::poll_cb); |
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|
897 | }; |
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|
898 | |
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|
899 | # the ||= is important in case post_detect immediately runs the block, |
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|
900 | # as to not clobber the newly-created watcher. assigning both watcher and |
|
|
901 | # post_detect guard to the same variable has the advantage of users being |
|
|
902 | # able to just C<undef $WATCHER> if the watcher causes them grief. |
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|
903 | |
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|
904 | $WATCHER ||= $guard; |
872 | |
905 | |
873 | =item @AnyEvent::post_detect |
906 | =item @AnyEvent::post_detect |
874 | |
907 | |
875 | If there are any code references in this array (you can C<push> to it |
908 | If there are any code references in this array (you can C<push> to it |
876 | before or after loading AnyEvent), then they will called directly after |
909 | before or after loading AnyEvent), then they will called directly after |
… | |
… | |
1053 | |
1086 | |
1054 | BEGIN { AnyEvent::common_sense } |
1087 | BEGIN { AnyEvent::common_sense } |
1055 | |
1088 | |
1056 | use Carp (); |
1089 | use Carp (); |
1057 | |
1090 | |
1058 | our $VERSION = 4.85; |
1091 | our $VERSION = 4.87; |
1059 | our $MODEL; |
1092 | our $MODEL; |
1060 | |
1093 | |
1061 | our $AUTOLOAD; |
1094 | our $AUTOLOAD; |
1062 | our @ISA; |
1095 | our @ISA; |
1063 | |
1096 | |
… | |
… | |
1088 | for reverse split /\s*,\s*/, |
1121 | for reverse split /\s*,\s*/, |
1089 | $ENV{PERL_ANYEVENT_PROTOCOLS} || "ipv4,ipv6"; |
1122 | $ENV{PERL_ANYEVENT_PROTOCOLS} || "ipv4,ipv6"; |
1090 | } |
1123 | } |
1091 | |
1124 | |
1092 | my @models = ( |
1125 | my @models = ( |
1093 | [EV:: => AnyEvent::Impl::EV::], |
1126 | [EV:: => AnyEvent::Impl::EV:: , 1], |
1094 | [Event:: => AnyEvent::Impl::Event::], |
1127 | [Event:: => AnyEvent::Impl::Event::, 1], |
1095 | [AnyEvent::Impl::Perl:: => AnyEvent::Impl::Perl::], |
1128 | [AnyEvent::Impl::Perl:: => AnyEvent::Impl::Perl:: , 1], |
1096 | # everything below here will not be autoprobed |
1129 | # everything below here will not (normally) be autoprobed |
1097 | # as the pureperl backend should work everywhere |
1130 | # as the pureperl backend should work everywhere |
1098 | # and is usually faster |
1131 | # and is usually faster |
1099 | [Glib:: => AnyEvent::Impl::Glib::], # becomes extremely slow with many watchers |
1132 | [Glib:: => AnyEvent::Impl::Glib:: , 1], # becomes extremely slow with many watchers |
1100 | [Event::Lib:: => AnyEvent::Impl::EventLib::], # too buggy |
1133 | [Event::Lib:: => AnyEvent::Impl::EventLib::], # too buggy |
|
|
1134 | [Irssi:: => AnyEvent::Impl::Irssi::], # Irssi has a bogus "Event" package |
1101 | [Tk:: => AnyEvent::Impl::Tk::], # crashes with many handles |
1135 | [Tk:: => AnyEvent::Impl::Tk::], # crashes with many handles |
1102 | [Qt:: => AnyEvent::Impl::Qt::], # requires special main program |
1136 | [Qt:: => AnyEvent::Impl::Qt::], # requires special main program |
1103 | [POE::Kernel:: => AnyEvent::Impl::POE::], # lasciate ogni speranza |
1137 | [POE::Kernel:: => AnyEvent::Impl::POE::], # lasciate ogni speranza |
1104 | [Wx:: => AnyEvent::Impl::POE::], |
1138 | [Wx:: => AnyEvent::Impl::POE::], |
1105 | [Prima:: => AnyEvent::Impl::POE::], |
1139 | [Prima:: => AnyEvent::Impl::POE::], |
1106 | # IO::Async is just too broken - we would need workarounds for its |
1140 | # IO::Async is just too broken - we would need workarounds for its |
1107 | # byzantine signal and broken child handling, among others. |
1141 | # byzantine signal and broken child handling, among others. |
1108 | # IO::Async is rather hard to detect, as it doesn't have any |
1142 | # IO::Async is rather hard to detect, as it doesn't have any |
1109 | # obvious default class. |
1143 | # obvious default class. |
1110 | # [IO::Async:: => AnyEvent::Impl::IOAsync::], # requires special main program |
1144 | # [0, IO::Async:: => AnyEvent::Impl::IOAsync::], # requires special main program |
1111 | # [IO::Async::Loop:: => AnyEvent::Impl::IOAsync::], # requires special main program |
1145 | # [0, IO::Async::Loop:: => AnyEvent::Impl::IOAsync::], # requires special main program |
1112 | # [IO::Async::Notifier:: => AnyEvent::Impl::IOAsync::], # requires special main program |
1146 | # [0, IO::Async::Notifier:: => AnyEvent::Impl::IOAsync::], # requires special main program |
1113 | ); |
1147 | ); |
1114 | |
1148 | |
1115 | our %method = map +($_ => 1), |
1149 | our %method = map +($_ => 1), |
1116 | qw(io timer time now now_update signal child idle condvar one_event DESTROY); |
1150 | qw(io timer time now now_update signal child idle condvar one_event DESTROY); |
1117 | |
1151 | |
… | |
… | |
1121 | my ($cb) = @_; |
1155 | my ($cb) = @_; |
1122 | |
1156 | |
1123 | if ($MODEL) { |
1157 | if ($MODEL) { |
1124 | $cb->(); |
1158 | $cb->(); |
1125 | |
1159 | |
1126 | 1 |
1160 | undef |
1127 | } else { |
1161 | } else { |
1128 | push @post_detect, $cb; |
1162 | push @post_detect, $cb; |
1129 | |
1163 | |
1130 | defined wantarray |
1164 | defined wantarray |
1131 | ? bless \$cb, "AnyEvent::Util::postdetect" |
1165 | ? bless \$cb, "AnyEvent::Util::postdetect" |
… | |
… | |
1163 | } |
1197 | } |
1164 | } |
1198 | } |
1165 | } |
1199 | } |
1166 | |
1200 | |
1167 | unless ($MODEL) { |
1201 | unless ($MODEL) { |
1168 | # try to load a model |
1202 | # try to autoload a model |
1169 | |
|
|
1170 | for (@REGISTRY, @models) { |
1203 | for (@REGISTRY, @models) { |
1171 | my ($package, $model) = @$_; |
1204 | my ($package, $model, $autoload) = @$_; |
|
|
1205 | if ( |
|
|
1206 | $autoload |
1172 | if (eval "require $package" |
1207 | and eval "require $package" |
1173 | and ${"$package\::VERSION"} > 0 |
1208 | and ${"$package\::VERSION"} > 0 |
1174 | and eval "require $model") { |
1209 | and eval "require $model" |
|
|
1210 | ) { |
1175 | $MODEL = $model; |
1211 | $MODEL = $model; |
1176 | warn "AnyEvent: autoprobed model '$model', using it.\n" if $VERBOSE >= 2; |
1212 | warn "AnyEvent: autoloaded model '$model', using it.\n" if $VERBOSE >= 2; |
1177 | last; |
1213 | last; |
1178 | } |
1214 | } |
1179 | } |
1215 | } |
1180 | |
1216 | |
1181 | $MODEL |
1217 | $MODEL |
… | |
… | |
1270 | $_->() for values %{ $SIG_CB{$_} || {} }; |
1306 | $_->() for values %{ $SIG_CB{$_} || {} }; |
1271 | } |
1307 | } |
1272 | } |
1308 | } |
1273 | } |
1309 | } |
1274 | |
1310 | |
|
|
1311 | # install a dumym wakeupw atcher to reduce signal catching latency |
|
|
1312 | sub _sig_add() { |
|
|
1313 | unless ($SIG_COUNT++) { |
|
|
1314 | # try to align timer on a full-second boundary, if possible |
|
|
1315 | my $NOW = AnyEvent->now; |
|
|
1316 | |
|
|
1317 | $SIG_TW = AnyEvent->timer ( |
|
|
1318 | after => $MAX_SIGNAL_LATENCY - ($NOW - int $NOW), |
|
|
1319 | interval => $MAX_SIGNAL_LATENCY, |
|
|
1320 | cb => sub { }, # just for the PERL_ASYNC_CHECK |
|
|
1321 | ); |
|
|
1322 | } |
|
|
1323 | } |
|
|
1324 | |
|
|
1325 | sub _sig_del { |
|
|
1326 | undef $SIG_TW |
|
|
1327 | unless --$SIG_COUNT; |
|
|
1328 | } |
|
|
1329 | |
1275 | sub _signal { |
1330 | sub _signal { |
1276 | my (undef, %arg) = @_; |
1331 | my (undef, %arg) = @_; |
1277 | |
1332 | |
1278 | my $signal = uc $arg{signal} |
1333 | my $signal = uc $arg{signal} |
1279 | or Carp::croak "required option 'signal' is missing"; |
1334 | or Carp::croak "required option 'signal' is missing"; |
… | |
… | |
1303 | undef $SIG_EV{$signal}; |
1358 | undef $SIG_EV{$signal}; |
1304 | }; |
1359 | }; |
1305 | |
1360 | |
1306 | # can't do signal processing without introducing races in pure perl, |
1361 | # can't do signal processing without introducing races in pure perl, |
1307 | # so limit the signal latency. |
1362 | # so limit the signal latency. |
1308 | ++$SIG_COUNT; |
1363 | _sig_add; |
1309 | $SIG_TW ||= AnyEvent->timer ( |
|
|
1310 | after => $MAX_SIGNAL_LATENCY, |
|
|
1311 | interval => $MAX_SIGNAL_LATENCY, |
|
|
1312 | cb => sub { }, # just for the PERL_ASYNC_CHECK |
|
|
1313 | ); |
|
|
1314 | } |
1364 | } |
1315 | |
1365 | |
1316 | bless [$signal, $arg{cb}], "AnyEvent::Base::signal" |
1366 | bless [$signal, $arg{cb}], "AnyEvent::Base::signal" |
1317 | } |
1367 | } |
1318 | |
1368 | |
… | |
… | |
1357 | } |
1407 | } |
1358 | |
1408 | |
1359 | sub AnyEvent::Base::signal::DESTROY { |
1409 | sub AnyEvent::Base::signal::DESTROY { |
1360 | my ($signal, $cb) = @{$_[0]}; |
1410 | my ($signal, $cb) = @{$_[0]}; |
1361 | |
1411 | |
1362 | undef $SIG_TW |
1412 | _sig_del; |
1363 | unless --$SIG_COUNT; |
|
|
1364 | |
1413 | |
1365 | delete $SIG_CB{$signal}{$cb}; |
1414 | delete $SIG_CB{$signal}{$cb}; |
1366 | |
1415 | |
1367 | $HAVE_ASYNC_INTERRUPT |
1416 | $HAVE_ASYNC_INTERRUPT |
1368 | ? delete $SIG_ASY{$signal} |
1417 | ? delete $SIG_ASY{$signal} |
… | |
… | |
1378 | our %PID_CB; |
1427 | our %PID_CB; |
1379 | our $CHLD_W; |
1428 | our $CHLD_W; |
1380 | our $CHLD_DELAY_W; |
1429 | our $CHLD_DELAY_W; |
1381 | our $WNOHANG; |
1430 | our $WNOHANG; |
1382 | |
1431 | |
|
|
1432 | sub _emit_childstatus($$) { |
|
|
1433 | my (undef, $rpid, $rstatus) = @_; |
|
|
1434 | |
|
|
1435 | $_->($rpid, $rstatus) |
|
|
1436 | for values %{ $PID_CB{$rpid} || {} }, |
|
|
1437 | values %{ $PID_CB{0} || {} }; |
|
|
1438 | } |
|
|
1439 | |
1383 | sub _sigchld { |
1440 | sub _sigchld { |
|
|
1441 | my $pid; |
|
|
1442 | |
|
|
1443 | AnyEvent->_emit_childstatus ($pid, $?) |
1384 | while (0 < (my $pid = waitpid -1, $WNOHANG)) { |
1444 | while ($pid = waitpid -1, $WNOHANG) > 0; |
1385 | $_->($pid, $?) |
|
|
1386 | for values %{ $PID_CB{$pid} || {} }, |
|
|
1387 | values %{ $PID_CB{0} || {} }; |
|
|
1388 | } |
|
|
1389 | } |
1445 | } |
1390 | |
1446 | |
1391 | sub child { |
1447 | sub child { |
1392 | my (undef, %arg) = @_; |
1448 | my (undef, %arg) = @_; |
1393 | |
1449 | |
… | |
… | |
2257 | |
2313 | |
2258 | This slightly arcane module is used to implement fast signal handling: To |
2314 | This slightly arcane module is used to implement fast signal handling: To |
2259 | my knowledge, there is no way to do completely race-free and quick |
2315 | my knowledge, there is no way to do completely race-free and quick |
2260 | signal handling in pure perl. To ensure that signals still get |
2316 | signal handling in pure perl. To ensure that signals still get |
2261 | delivered, AnyEvent will start an interval timer to wake up perl (and |
2317 | delivered, AnyEvent will start an interval timer to wake up perl (and |
2262 | catch the signals) with soemd elay (default is 10 seconds, look for |
2318 | catch the signals) with some delay (default is 10 seconds, look for |
2263 | C<$AnyEvent::MAX_SIGNAL_LATENCY>). |
2319 | C<$AnyEvent::MAX_SIGNAL_LATENCY>). |
2264 | |
2320 | |
2265 | If this module is available, then it will be used to implement signal |
2321 | If this module is available, then it will be used to implement signal |
2266 | catching, which means that signals will not be delayed, and the event loop |
2322 | catching, which means that signals will not be delayed, and the event loop |
2267 | will not be interrupted regularly, which is more efficient (And good for |
2323 | will not be interrupted regularly, which is more efficient (And good for |
2268 | battery life on laptops). |
2324 | battery life on laptops). |
2269 | |
2325 | |
2270 | This affects not just the pure-perl event loop, but also other event loops |
2326 | This affects not just the pure-perl event loop, but also other event loops |
2271 | that have no signal handling on their own (e.g. Glib, Tk, Qt). |
2327 | that have no signal handling on their own (e.g. Glib, Tk, Qt). |
|
|
2328 | |
|
|
2329 | Some event loops (POE, Event, Event::Lib) offer signal watchers natively, |
|
|
2330 | and either employ their own workarounds (POE) or use AnyEvent's workaround |
|
|
2331 | (using C<$AnyEvent::MAX_SIGNAL_LATENCY>). Installing L<Async::Interrupt> |
|
|
2332 | does nothing for those backends. |
2272 | |
2333 | |
2273 | =item L<EV> |
2334 | =item L<EV> |
2274 | |
2335 | |
2275 | This module isn't really "optional", as it is simply one of the backend |
2336 | This module isn't really "optional", as it is simply one of the backend |
2276 | event loops that AnyEvent can use. However, it is simply the best event |
2337 | event loops that AnyEvent can use. However, it is simply the best event |
… | |
… | |
2290 | |
2351 | |
2291 | =item L<JSON> and L<JSON::XS> |
2352 | =item L<JSON> and L<JSON::XS> |
2292 | |
2353 | |
2293 | This module is required when you want to read or write JSON data via |
2354 | This module is required when you want to read or write JSON data via |
2294 | L<AnyEvent::Handle>. It is also written in pure-perl, but can take |
2355 | L<AnyEvent::Handle>. It is also written in pure-perl, but can take |
2295 | advantage of the ulta-high-speed L<JSON::XS> module when it is installed. |
2356 | advantage of the ultra-high-speed L<JSON::XS> module when it is installed. |
2296 | |
2357 | |
2297 | In fact, L<AnyEvent::Handle> will use L<JSON::XS> by default if it is |
2358 | In fact, L<AnyEvent::Handle> will use L<JSON::XS> by default if it is |
2298 | installed. |
2359 | installed. |
2299 | |
2360 | |
2300 | =item L<Net::SSLeay> |
2361 | =item L<Net::SSLeay> |
… | |
… | |
2367 | L<Glib>, L<Tk>, L<Event::Lib>, L<Qt>, L<POE>. |
2428 | L<Glib>, L<Tk>, L<Event::Lib>, L<Qt>, L<POE>. |
2368 | |
2429 | |
2369 | Implementations: L<AnyEvent::Impl::EV>, L<AnyEvent::Impl::Event>, |
2430 | Implementations: L<AnyEvent::Impl::EV>, L<AnyEvent::Impl::Event>, |
2370 | L<AnyEvent::Impl::Glib>, L<AnyEvent::Impl::Tk>, L<AnyEvent::Impl::Perl>, |
2431 | L<AnyEvent::Impl::Glib>, L<AnyEvent::Impl::Tk>, L<AnyEvent::Impl::Perl>, |
2371 | L<AnyEvent::Impl::EventLib>, L<AnyEvent::Impl::Qt>, |
2432 | L<AnyEvent::Impl::EventLib>, L<AnyEvent::Impl::Qt>, |
2372 | L<AnyEvent::Impl::POE>, L<AnyEvent::Impl::IOAsync>. |
2433 | L<AnyEvent::Impl::POE>, L<AnyEvent::Impl::IOAsync>, L<Anyevent::Impl::Irssi>. |
2373 | |
2434 | |
2374 | Non-blocking file handles, sockets, TCP clients and |
2435 | Non-blocking file handles, sockets, TCP clients and |
2375 | servers: L<AnyEvent::Handle>, L<AnyEvent::Socket>, L<AnyEvent::TLS>. |
2436 | servers: L<AnyEvent::Handle>, L<AnyEvent::Socket>, L<AnyEvent::TLS>. |
2376 | |
2437 | |
2377 | Asynchronous DNS: L<AnyEvent::DNS>. |
2438 | Asynchronous DNS: L<AnyEvent::DNS>. |