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lib/AnyEvent/Filesys/Notify/Role/Inotify2.pm  view on Meta::CPAN

use Moo::Role;
use MooX::late;
use namespace::autoclean;
use AnyEvent;
use Linux::Inotify2;
use Carp;
use Path::Iterator::Rule;

our $VERSION = '1.23';

# use Scalar::Util qw(weaken);  # Attempt to address RT#57104, but alas...

sub _init {
    my $self = shift;

    my $inotify = Linux::Inotify2->new()
      or croak "Unable to create new Linux::Inotify2 object: $!";

    # Need to add all the subdirs to the watch list, this will catch
    # modifications to files too.
    my $old_fs = $self->_old_fs;
    my @dirs = grep { $old_fs->{$_}->{is_dir} } keys %$old_fs;

    # weaken $self; # Attempt to address RT#57104, but alas...

    for my $dir (@dirs) {
        $inotify->watch(
            $dir,
            IN_MODIFY | IN_CREATE | IN_DELETE | IN_DELETE_SELF |
              IN_MOVE | IN_MOVE_SELF | IN_ATTRIB,
            sub { my $e = shift; $self->_process_events($e); } );
    }

    $self->_fs_monitor($inotify);