Acme-Fork-Lazy

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inc/Module/Install.pm  view on Meta::CPAN

	local *FH;
	open FH, "> $_[0]" or die "open($_[0]): $!";
	foreach ( 1 .. $#_ ) { print FH $_[$_] or die "print($_[0]): $!" }
	close FH or die "close($_[0]): $!";
}

sub _version ($) {
	my $s = shift || 0;
	   $s =~ s/^(\d+)\.?//;
	my $l = $1 || 0;
	my @v = map { $_ . '0' x (3 - length $_) } $s =~ /(\d{1,3})\D?/g;
	   $l = $l . '.' . join '', @v if @v;
	return $l + 0;
}

# Cloned from Params::Util::_CLASS
sub _CLASS ($) {
	(
		defined $_[0]
		and
		! ref $_[0]

inc/Module/Install/Makefile.pm  view on Meta::CPAN

	if ( $self->tests ) {
		die "tests_recursive will not work if tests are already defined";
	}
	my $dir = shift || 't';
	unless ( -d $dir ) {
		die "tests_recursive dir '$dir' does not exist";
	}
	%test_dir = ();
	require File::Find;
	File::Find::find( \&_wanted_t, $dir );
	$self->tests( join ' ', map { "$_/*.t" } sort keys %test_dir );
}

sub write {
	my $self = shift;
	die "&Makefile->write() takes no arguments\n" if @_;

	# Make sure we have a new enough
	require ExtUtils::MakeMaker;

	# MakeMaker can complain about module versions that include

inc/Module/Install/Makefile.pm  view on Meta::CPAN

	if ( eval($ExtUtils::MakeMaker::VERSION) > 6.17 and $self->sign ) {
		$args->{SIGN} = 1;
	}
	unless ( $self->is_admin ) {
		delete $args->{SIGN};
	}

	# merge both kinds of requires into prereq_pm
	my $prereq = ($args->{PREREQ_PM} ||= {});
	%$prereq = ( %$prereq,
		map { @$_ }
		map { @$_ }
		grep $_,
		($self->configure_requires, $self->build_requires, $self->requires)
	);

	# Remove any reference to perl, PREREQ_PM doesn't support it
	delete $args->{PREREQ_PM}->{perl};

	# merge both kinds of requires into prereq_pm
	my $subdirs = ($args->{DIR} ||= []);
	if ($self->bundles) {

inc/Module/Install/Makefile.pm  view on Meta::CPAN

	}

	if ( my $perl_version = $self->perl_version ) {
		eval "use $perl_version; 1"
			or die "ERROR: perl: Version $] is installed, "
			. "but we need version >= $perl_version";
	}

	$args->{INSTALLDIRS} = $self->installdirs;

	my %args = map { ( $_ => $args->{$_} ) } grep {defined($args->{$_})} keys %$args;

	my $user_preop = delete $args{dist}->{PREOP};
	if (my $preop = $self->admin->preop($user_preop)) {
		$args{dist} = $preop;
	}

	my $mm = ExtUtils::MakeMaker::WriteMakefile(%args);
	$self->fix_up_makefile($mm->{FIRST_MAKEFILE} || 'Makefile');
}

inc/Module/Install/Metadata.pm  view on Meta::CPAN

		$self->{values}{$key} = shift;
		return $self;
	};
}

foreach my $key ( @resource_keys ) {
	*$key = sub {
		my $self = shift;
		unless ( @_ ) {
			return () unless $self->{values}{resources};
			return map  { $_->[1] }
			       grep { $_->[0] eq $key }
			       @{ $self->{values}{resources} };
		}
		return $self->{values}{resources}{$key} unless @_;
		my $uri = shift or die(
			"Did not provide a value to $key()"
		);
		$self->resources( $key => $uri );
		return 1;
	};

inc/Module/Install/Metadata.pm  view on Meta::CPAN

	my $self = shift;
	while ( @_ ) {
		my $module  = shift or last;
		my $version = shift || 0;
		push @{ $self->{values}{bundles} }, [ $module, $version ];
	}
	$self->{values}{bundles};
}

# Resource handling
my %lc_resource = map { $_ => 1 } qw{
	homepage
	license
	bugtracker
	repository
};

sub resources {
	my $self = shift;
	while ( @_ ) {
		my $name  = shift or last;

inc/Module/Install/Metadata.pm  view on Meta::CPAN

		# The user used ->feature like ->features by passing in the second
		# argument as a reference.  Accomodate for that.
		$mods = $_[0];
	} else {
		$mods = \@_;
	}

	my $count = 0;
	push @$features, (
		$name => [
			map {
				ref($_) ? ( ref($_) eq 'HASH' ) ? %$_ : @$_ : $_
			} @$mods
		]
	);

	return @$features;
}

sub features {
	my $self = shift;

lib/Acme/Fork/Lazy.pm  view on Meta::CPAN

 use feature 'say';

 ###
 # Single parallel calculation

 my $foo = forked { expensive_calculation_to_do_in_parallel() };
 # ...then (sooner or later...)
 say $foo; 

 ###
 # Parallel map

 my @list = map forked { sleep $_; $_*2 }, 1..10;
 sleep 5; # gives enough time for first 5 elements to be calculated
 say $_ for @list;

 ###

 END {
    wait_kids; # make sure we're not leaving behind any zombies
 }

=head1 DESCRIPTION

t/01_basic.t  view on Meta::CPAN

use strict; use warnings;
use Test::More;
use Acme::Fork::Lazy ':all';

# SCALAR CALC
my $foo = forked { 2+3 };
is ($foo, 5, 'Simple deferred calculation');

PARALLEL: {
    my @list = map forked { sleep $_; $_*3 }, 1..4;

    sleep 2; # gives time for half of list to be processed
    my $t = time;
    is_deeply( \@list, [3,6,9,12], 'List was correct' );
    my $delta = time-$t;
    # we'd expect to have been at least another 2 seconds
    ok( ($delta >= 2) && ($delta <= 3), 'Waited ca another 2 seconds to process rest of list');
}

# COMPLEX CALC