… | |
… | |
861 | no warnings; |
861 | no warnings; |
862 | use strict qw(vars subs); |
862 | use strict qw(vars subs); |
863 | |
863 | |
864 | use Carp; |
864 | use Carp; |
865 | |
865 | |
866 | our $VERSION = 4.34; |
866 | our $VERSION = 4.341; |
867 | our $MODEL; |
867 | our $MODEL; |
868 | |
868 | |
869 | our $AUTOLOAD; |
869 | our $AUTOLOAD; |
870 | our @ISA; |
870 | our @ISA; |
871 | |
871 | |
… | |
… | |
1004 | # to support binding more than one watcher per filehandle (they usually |
1004 | # to support binding more than one watcher per filehandle (they usually |
1005 | # allow only one watcher per fd, so we dup it to get a different one). |
1005 | # allow only one watcher per fd, so we dup it to get a different one). |
1006 | sub _dupfh($$$$) { |
1006 | sub _dupfh($$$$) { |
1007 | my ($poll, $fh, $r, $w) = @_; |
1007 | my ($poll, $fh, $r, $w) = @_; |
1008 | |
1008 | |
1009 | require Fcntl; |
|
|
1010 | |
|
|
1011 | # cygwin requires the fh mode to be matching, unix doesn't |
1009 | # cygwin requires the fh mode to be matching, unix doesn't |
1012 | my ($rw, $mode) = $poll eq "r" ? ($r, "<") |
1010 | my ($rw, $mode) = $poll eq "r" ? ($r, "<") |
1013 | : $poll eq "w" ? ($w, ">") |
1011 | : $poll eq "w" ? ($w, ">") |
1014 | : Carp::croak "AnyEvent->io requires poll set to either 'r' or 'w'"; |
1012 | : Carp::croak "AnyEvent->io requires poll set to either 'r' or 'w'"; |
1015 | |
1013 | |
… | |
… | |
1043 | bless { @_ == 3 ? (_ae_cb => $_[2]) : () }, AnyEvent::CondVar:: |
1041 | bless { @_ == 3 ? (_ae_cb => $_[2]) : () }, AnyEvent::CondVar:: |
1044 | } |
1042 | } |
1045 | |
1043 | |
1046 | # default implementation for ->signal |
1044 | # default implementation for ->signal |
1047 | |
1045 | |
1048 | our %SIG_CB; |
1046 | our ($SIGPIPE_R, $SIGPIPE_W, %SIG_CB, %SIG_EV, $SIG_IO); |
|
|
1047 | |
|
|
1048 | sub _signal_exec { |
|
|
1049 | while (%SIG_EV) { |
|
|
1050 | sysread $SIGPIPE_R, my $dummy, 4; |
|
|
1051 | for (keys %SIG_EV) { |
|
|
1052 | delete $SIG_EV{$_}; |
|
|
1053 | $_->() for values %{ $SIG_CB{$_} || {} }; |
|
|
1054 | } |
|
|
1055 | } |
|
|
1056 | } |
1049 | |
1057 | |
1050 | sub signal { |
1058 | sub signal { |
1051 | my (undef, %arg) = @_; |
1059 | my (undef, %arg) = @_; |
1052 | |
1060 | |
|
|
1061 | unless ($SIGPIPE_R) { |
|
|
1062 | if (AnyEvent::WIN32) { |
|
|
1063 | ($SIGPIPE_R, $SIGPIPE_W) = AnyEvent::Util::portable_pipe (); |
|
|
1064 | AnyEvent::Util::fh_nonblocking ($SIGPIPE_R) if $SIGPIPE_R; |
|
|
1065 | AnyEvent::Util::fh_nonblocking ($SIGPIPE_W) if $SIGPIPE_W; # just in case |
|
|
1066 | } else { |
|
|
1067 | pipe $SIGPIPE_R, $SIGPIPE_W; |
|
|
1068 | require Fcntl; |
|
|
1069 | fcntl $SIGPIPE_R, &Fcntl::F_SETFL, &Fcntl::O_NONBLOCK if $SIGPIPE_R; |
|
|
1070 | fcntl $SIGPIPE_W, &Fcntl::F_SETFL, &Fcntl::O_NONBLOCK if $SIGPIPE_W; # just in case |
|
|
1071 | } |
|
|
1072 | |
|
|
1073 | $SIGPIPE_R |
|
|
1074 | or Carp::croak "AnyEvent: unable to create a signal reporting pipe: $!\n"; |
|
|
1075 | |
|
|
1076 | $SIG_IO = AnyEvent->io (fh => $SIGPIPE_R, poll => "r", cb => \&_signal_exec); |
|
|
1077 | } |
|
|
1078 | |
1053 | my $signal = uc $arg{signal} |
1079 | my $signal = uc $arg{signal} |
1054 | or Carp::croak "required option 'signal' is missing"; |
1080 | or Carp::croak "required option 'signal' is missing"; |
1055 | |
1081 | |
1056 | $SIG_CB{$signal}{$arg{cb}} = $arg{cb}; |
1082 | $SIG_CB{$signal}{$arg{cb}} = $arg{cb}; |
1057 | $SIG{$signal} ||= sub { |
1083 | $SIG{$signal} ||= sub { |
1058 | $_->() for values %{ $SIG_CB{$signal} || {} }; |
1084 | syswrite $SIGPIPE_W, "\x00", 1 unless %SIG_EV; |
|
|
1085 | undef $SIG_EV{$signal}; |
1059 | }; |
1086 | }; |
1060 | |
1087 | |
1061 | bless [$signal, $arg{cb}], "AnyEvent::Base::Signal" |
1088 | bless [$signal, $arg{cb}], "AnyEvent::Base::Signal" |
1062 | } |
1089 | } |
1063 | |
1090 | |