--- /dev/null
+#line 1
+package ExtUtils::AutoInstall;
+$ExtUtils::AutoInstall::VERSION = '0.63';
+
+use strict;
+use Cwd ();
+use ExtUtils::MakeMaker ();
+
+#line 311
+
+# special map on pre-defined feature sets
+my %FeatureMap = (
+ '' => 'Core Features', # XXX: deprecated
+ '-core' => 'Core Features',
+);
+
+# various lexical flags
+my (@Missing, @Existing, %DisabledTests, $UnderCPAN, $HasCPANPLUS);
+my ($Config, $CheckOnly, $SkipInstall, $AcceptDefault, $TestOnly);
+my ($PostambleActions, $PostambleUsed);
+
+_accept_default(!-t STDIN); # see if it's a non-interactive session
+_init();
+
+sub _accept_default {
+ $AcceptDefault = shift;
+}
+
+sub missing_modules {
+ return @Missing;
+}
+
+sub do_install {
+ __PACKAGE__->install(
+ [ UNIVERSAL::isa($Config, 'HASH') ? %{$Config} : @{$Config}],
+ @Missing,
+ );
+}
+
+# initialize various flags, and/or perform install
+sub _init {
+ foreach my $arg (@ARGV, split(/[\s\t]+/, $ENV{PERL_EXTUTILS_AUTOINSTALL} || '')) {
+ if ($arg =~ /^--config=(.*)$/) {
+ $Config = [ split(',', $1) ];
+ }
+ elsif ($arg =~ /^--installdeps=(.*)$/) {
+ __PACKAGE__->install($Config, @Missing = split(/,/, $1));
+ exit 0;
+ }
+ elsif ($arg =~ /^--default(?:deps)?$/) {
+ $AcceptDefault = 1;
+ }
+ elsif ($arg =~ /^--check(?:deps)?$/) {
+ $CheckOnly = 1;
+ }
+ elsif ($arg =~ /^--skip(?:deps)?$/) {
+ $SkipInstall = 1;
+ }
+ elsif ($arg =~ /^--test(?:only)?$/) {
+ $TestOnly = 1;
+ }
+ }
+}
+
+# overrides MakeMaker's prompt() to automatically accept the default choice
+sub _prompt {
+ goto &ExtUtils::MakeMaker::prompt unless $AcceptDefault;
+
+ my ($prompt, $default) = @_;
+ my $y = ($default =~ /^[Yy]/);
+
+ print $prompt, ' [', ($y ? 'Y' : 'y'), '/', ($y ? 'n' : 'N'), '] ';
+ print "$default\n";
+ return $default;
+}
+
+# the workhorse
+sub import {
+ my $class = shift;
+ my @args = @_ or return;
+ my $core_all;
+
+ print "*** $class version ".$class->VERSION."\n";
+ print "*** Checking for dependencies...\n";
+
+ my $cwd = Cwd::cwd();
+
+ $Config = [];
+
+ my $maxlen = length((sort { length($b) <=> length($a) }
+ grep { /^[^\-]/ }
+ map { ref($_) ? keys %{ref($_) eq 'HASH' ? $_ : +{@{$_}}} : '' }
+ map { +{@args}->{$_} }
+ grep { /^[^\-]/ or /^-core$/i } keys %{+{@args}})[0]);
+
+ while (my ($feature, $modules) = splice(@args, 0, 2)) {
+ my (@required, @tests, @skiptests);
+ my $default = 1;
+ my $conflict = 0;
+
+ if ($feature =~ m/^-(\w+)$/) {
+ my $option = lc($1);
+
+ # check for a newer version of myself
+ _update_to($modules, @_) and return if $option eq 'version';
+
+ # sets CPAN configuration options
+ $Config = $modules if $option eq 'config';
+
+ # promote every features to core status
+ $core_all = ($modules =~ /^all$/i) and next
+ if $option eq 'core';
+
+ next unless $option eq 'core';
+ }
+
+ print "[".($FeatureMap{lc($feature)} || $feature)."]\n";
+
+ $modules = [ %{$modules} ] if UNIVERSAL::isa($modules, 'HASH');
+
+ unshift @$modules, -default => &{shift(@$modules)}
+ if (ref($modules->[0]) eq 'CODE'); # XXX: bugward combatability
+
+ while (my ($mod, $arg) = splice(@$modules, 0, 2)) {
+ if ($mod =~ m/^-(\w+)$/) {
+ my $option = lc($1);
+
+ $default = $arg if ($option eq 'default');
+ $conflict = $arg if ($option eq 'conflict');
+ @tests = @{$arg} if ($option eq 'tests');
+ @skiptests = @{$arg} if ($option eq 'skiptests');
+
+ next;
+ }
+
+ printf("- %-${maxlen}s ...", $mod);
+
+ # XXX: check for conflicts and uninstalls(!) them.
+ if (defined(my $cur = _version_check(_load($mod), $arg ||= 0))) {
+ print "loaded. ($cur".($arg ? " >= $arg" : '').")\n";
+ push @Existing, $mod => $arg;
+ $DisabledTests{$_} = 1 for map { glob($_) } @skiptests;
+ }
+ else {
+ print "missing." . ($arg ? " (would need $arg)" : '') . "\n";
+ push @required, $mod => $arg;
+ }
+ }
+
+ next unless @required;
+
+ my $mandatory = ($feature eq '-core' or $core_all);
+
+ if (!$SkipInstall and ($CheckOnly or _prompt(
+ qq{==> Auto-install the }. (@required / 2).
+ ($mandatory ? ' mandatory' : ' optional').
+ qq{ module(s) from CPAN?}, $default ? 'y' : 'n',
+ ) =~ /^[Yy]/)) {
+ push (@Missing, @required);
+ $DisabledTests{$_} = 1 for map { glob($_) } @skiptests;
+ }
+
+ elsif (!$SkipInstall and $default and $mandatory and _prompt(
+ qq{==> The module(s) are mandatory! Really skip?}, 'n',
+ ) =~ /^[Nn]/) {
+ push (@Missing, @required);
+ $DisabledTests{$_} = 1 for map { glob($_) } @skiptests;
+ }
+
+ else {
+ $DisabledTests{$_} = 1 for map { glob($_) } @tests;
+ }
+ }
+
+ _check_lock(); # check for $UnderCPAN
+
+ if (@Missing and not ($CheckOnly or $UnderCPAN)) {
+ require Config;
+ print "*** Dependencies will be installed the next time you type '$Config::Config{make}'.\n";
+ # make an educated guess of whether we'll need root permission.
+ print " (You may need to do that as the 'root' user.)\n" if eval '$>';
+ }
+ print "*** $class configuration finished.\n";
+
+ chdir $cwd;
+
+ # import to main::
+ no strict 'refs';
+ *{'main::WriteMakefile'} = \&Write if caller(0) eq 'main';
+}
+
+# CPAN.pm is non-reentrant, so check if we're under it and have no CPANPLUS
+sub _check_lock {
+ return unless @Missing;
+ return if _has_cpanplus();
+
+ require CPAN; CPAN::Config->load;
+ my $lock = MM->catfile($CPAN::Config->{cpan_home}, ".lock");
+
+ if (-f $lock and open(LOCK, $lock)
+ and ($^O eq 'MSWin32' ? _under_cpan() : <LOCK> == getppid())
+ and ($CPAN::Config->{prerequisites_policy} || '') ne 'ignore'
+ ) {
+ print << '.';
+
+*** Since we're running under CPAN, I'll just let it take care
+ of the dependency's installation later.
+.
+ $UnderCPAN = 1;
+ }
+
+ close LOCK;
+}
+
+sub install {
+ my $class = shift;
+
+ my $i; # used below to strip leading '-' from config keys
+ my @config = (map { s/^-// if ++$i; $_ } @{+shift});
+
+ my (@modules, @installed);
+ while (my ($pkg, $ver) = splice(@_, 0, 2)) {
+ # grep out those already installed
+ if (defined(_version_check(_load($pkg), $ver))) {
+ push @installed, $pkg;
+ }
+ else {
+ push @modules, $pkg, $ver;
+ }
+ }
+
+ return @installed unless @modules; # nothing to do
+
+ print "*** Installing dependencies...\n";
+
+ return unless _connected_to('cpan.org');
+
+ my %args = @config;
+ my %failed;
+ local *FAILED;
+ if ($args{do_once} and open(FAILED, '.#autoinstall.failed')) {
+ while (<FAILED>) { chomp; $failed{$_}++ }
+ close FAILED;
+
+ my @newmod;
+ while (my ($k, $v) = splice(@modules, 0, 2)) {
+ push @newmod, ($k => $v) unless $failed{$k};
+ }
+ @modules = @newmod;
+ }
+
+ if (_has_cpanplus()) {
+ _install_cpanplus(\@modules, \@config);
+ }
+ else {
+ _install_cpan(\@modules, \@config);
+ }
+
+ print "*** $class installation finished.\n";
+
+ # see if we have successfully installed them
+ while (my ($pkg, $ver) = splice(@modules, 0, 2)) {
+ if (defined(_version_check(_load($pkg), $ver))) {
+ push @installed, $pkg;
+ }
+ elsif ($args{do_once} and open(FAILED, '>> .#autoinstall.failed')) {
+ print FAILED "$pkg\n";
+ }
+ }
+
+ close FAILED if $args{do_once};
+
+ return @installed;
+}
+
+sub _install_cpanplus {
+ my @modules = @{+shift};
+ my @config = @{+shift};
+ my $installed = 0;
+
+ require CPANPLUS::Backend;
+ my $cp = CPANPLUS::Backend->new;
+ my $conf = $cp->configure_object;
+
+ return unless _can_write(
+ $conf->can('conf')
+ ? $conf->get_conf('base') # 0.05x+
+ : $conf->_get_build('base') # 0.04x
+ );
+
+ # if we're root, set UNINST=1 to avoid trouble unless user asked for it.
+ my $makeflags = $conf->get_conf('makeflags') || '';
+ if (UNIVERSAL::isa($makeflags, 'HASH')) {
+ # 0.03+ uses a hashref here
+ $makeflags->{UNINST} = 1 unless exists $makeflags->{UNINST};
+ }
+ else {
+ # 0.02 and below uses a scalar
+ $makeflags = join(' ', split(' ', $makeflags), 'UNINST=1')
+ if ($makeflags !~ /\bUNINST\b/ and eval qq{ $> eq '0' });
+ }
+ $conf->set_conf(makeflags => $makeflags);
+ $conf->set_conf(prereqs => 1);
+
+ while (my ($key, $val) = splice(@config, 0, 2)) {
+ eval { $conf->set_conf($key, $val) };
+ }
+
+ my $modtree = $cp->module_tree;
+ while (my ($pkg, $ver) = splice(@modules, 0, 2)) {
+ print "*** Installing $pkg...\n";
+
+ MY::preinstall($pkg, $ver) or next if defined &MY::preinstall;
+
+ my $success;
+ my $obj = $modtree->{$pkg};
+
+ if ($obj and defined(_version_check($obj->{version}, $ver))) {
+ my $pathname = $pkg; $pathname =~ s/::/\\W/;
+
+ foreach my $inc (grep { m/$pathname.pm/i } keys(%INC)) {
+ delete $INC{$inc};
+ }
+
+ my $rv = $cp->install( modules => [ $obj->{module} ]);
+
+ if ($rv and ($rv->{$obj->{module}} or $rv->{ok})) {
+ print "*** $pkg successfully installed.\n";
+ $success = 1;
+ }
+ else {
+ print "*** $pkg installation cancelled.\n";
+ $success = 0;
+ }
+
+ $installed += $success;
+ }
+ else {
+ print << ".";
+*** Could not find a version $ver or above for $pkg; skipping.
+.
+ }
+
+ MY::postinstall($pkg, $ver, $success) if defined &MY::postinstall;
+ }
+
+ return $installed;
+}
+
+sub _install_cpan {
+ my @modules = @{+shift};
+ my @config = @{+shift};
+ my $installed = 0;
+ my %args;
+
+ require CPAN; CPAN::Config->load;
+ require Config;
+
+ return unless _can_write(MM->catfile($CPAN::Config->{cpan_home}, 'sources'))
+ and _can_write($Config::Config{sitelib});
+
+ # if we're root, set UNINST=1 to avoid trouble unless user asked for it.
+ my $makeflags = $CPAN::Config->{make_install_arg} || '';
+ $CPAN::Config->{make_install_arg} = join(' ', split(' ', $makeflags), 'UNINST=1')
+ if ($makeflags !~ /\bUNINST\b/ and eval qq{ $> eq '0' });
+
+ # don't show start-up info
+ $CPAN::Config->{inhibit_startup_message} = 1;
+
+ # set additional options
+ while (my ($opt, $arg) = splice(@config, 0, 2)) {
+ ($args{$opt} = $arg, next)
+ if $opt =~ /^force$/; # pseudo-option
+ $CPAN::Config->{$opt} = $arg;
+ }
+
+ local $CPAN::Config->{prerequisites_policy} = 'follow';
+
+ while (my ($pkg, $ver) = splice(@modules, 0, 2)) {
+ MY::preinstall($pkg, $ver) or next if defined &MY::preinstall;
+
+ print "*** Installing $pkg...\n";
+
+ my $obj = CPAN::Shell->expand(Module => $pkg);
+ my $success = 0;
+
+ if ($obj and defined(_version_check($obj->cpan_version, $ver))) {
+ my $pathname = $pkg; $pathname =~ s/::/\\W/;
+
+ foreach my $inc (grep { m/$pathname.pm/i } keys(%INC)) {
+ delete $INC{$inc};
+ }
+
+ $obj->force('install') if $args{force};
+
+ my $rv = $obj->install || eval {
+ $CPAN::META->instance(
+ 'CPAN::Distribution',
+ $obj->cpan_file,
+ )->{install} if $CPAN::META
+ };
+
+ if ($rv eq 'YES') {
+ print "*** $pkg successfully installed.\n";
+ $success = 1;
+ }
+ else {
+ print "*** $pkg installation failed.\n";
+ $success = 0;
+ }
+
+ $installed += $success;
+ }
+ else {
+ print << ".";
+*** Could not find a version $ver or above for $pkg; skipping.
+.
+ }
+
+ MY::postinstall($pkg, $ver, $success) if defined &MY::postinstall;
+ }
+
+ return $installed;
+}
+
+sub _has_cpanplus {
+ return (
+ $HasCPANPLUS = (
+ $INC{'CPANPLUS/Config.pm'} or
+ _load('CPANPLUS::Shell::Default')
+ )
+ );
+}
+
+# make guesses on whether we're under the CPAN installation directory
+sub _under_cpan {
+ require Cwd;
+ require File::Spec;
+
+ my $cwd = File::Spec->canonpath(Cwd::cwd());
+ my $cpan = File::Spec->canonpath($CPAN::Config->{cpan_home});
+
+ return (index($cwd, $cpan) > -1);
+}
+
+sub _update_to {
+ my $class = __PACKAGE__;
+ my $ver = shift;
+
+ return if defined(_version_check(_load($class), $ver)); # no need to upgrade
+
+ if (_prompt(
+ "==> A newer version of $class ($ver) is required. Install?", 'y'
+ ) =~ /^[Nn]/) {
+ die "*** Please install $class $ver manually.\n";
+ }
+
+ print << ".";
+*** Trying to fetch it from CPAN...
+.
+
+ # install ourselves
+ _load($class) and return $class->import(@_)
+ if $class->install([], $class, $ver);
+
+ print << '.'; exit 1;
+
+*** Cannot bootstrap myself. :-( Installation terminated.
+.
+}
+
+# check if we're connected to some host, using inet_aton
+sub _connected_to {
+ my $site = shift;
+
+ return (
+ ( _load('Socket') and Socket::inet_aton($site) ) or _prompt(qq(
+*** Your host cannot resolve the domain name '$site', which
+ probably means the Internet connections are unavailable.
+==> Should we try to install the required module(s) anyway?), 'n'
+ ) =~ /^[Yy]/
+ );
+}
+
+# check if a directory is writable; may create it on demand
+sub _can_write {
+ my $path = shift;
+ mkdir ($path, 0755) unless -e $path;
+
+ return 1 if -w $path;
+
+ print << ".";
+*** You are not allowed to write to the directory '$path';
+ the installation may fail due to insufficient permissions.
+.
+
+ if (eval '$>' and lc(`sudo -V`) =~ /version/ and _prompt(qq(
+==> Should we try to re-execute the autoinstall process with 'sudo'?), 'y'
+ ) =~ /^[Yy]/) {
+ # try to bootstrap ourselves from sudo
+ print << ".";
+*** Trying to re-execute the autoinstall process with 'sudo'...
+.
+ my $missing = join(',', @Missing);
+ my $config = join(',',
+ UNIVERSAL::isa($Config, 'HASH') ? %{$Config} : @{$Config}
+ ) if $Config;
+
+ return unless system('sudo', $^X, $0, "--config=$config", "--installdeps=$missing");
+
+ print << ".";
+*** The 'sudo' command exited with error! Resuming...
+.
+ }
+
+ return _prompt(qq(
+==> Should we try to install the required module(s) anyway?), 'n'
+ ) =~ /^[Yy]/
+}
+
+# load a module and return the version it reports
+sub _load {
+ my $mod = pop; # class/instance doesn't matter
+ my $file = $mod;
+
+ $file =~ s|::|/|g;
+ $file .= '.pm';
+
+ local $@;
+ return eval { require $file; $mod->VERSION } || ($@ ? undef : 0);
+}
+
+# compare two versions, either use Sort::Versions or plain comparison
+sub _version_check {
+ my ($cur, $min) = @_;
+ return unless defined $cur;
+
+ $cur =~ s/\s+$//;
+
+ # check for version numbers that are not in decimal format
+ if (ref($cur) or ref($min) or $cur =~ /v|\..*\./ or $min =~ /v|\..*\./) {
+ if ($version::VERSION or defined(_load('version'))) {
+ # use version.pm if it is installed.
+ return ((version->new($cur) >= version->new($min)) ? $cur : undef);
+ }
+ elsif ($Sort::Versions::VERSION or defined(_load('Sort::Versions'))) {
+ # use Sort::Versions as the sorting algorithm for a.b.c versions
+ return ((Sort::Versions::versioncmp($cur, $min) != -1) ? $cur : undef);
+ }
+
+ warn "Cannot reliably compare non-decimal formatted versions.\n".
+ "Please install version.pm or Sort::Versions.\n";
+ }
+
+ # plain comparison
+ local $^W = 0; # shuts off 'not numeric' bugs
+ return ($cur >= $min ? $cur : undef);
+}
+
+# nothing; this usage is deprecated.
+sub main::PREREQ_PM { return {}; }
+
+sub _make_args {
+ my %args = @_;
+
+ $args{PREREQ_PM} = { %{$args{PREREQ_PM} || {} }, @Existing, @Missing }
+ if $UnderCPAN or $TestOnly;
+
+ if ($args{EXE_FILES}) {
+ require ExtUtils::Manifest;
+ my $manifest = ExtUtils::Manifest::maniread('MANIFEST');
+
+ $args{EXE_FILES} = [
+ grep { exists $manifest->{$_} } @{$args{EXE_FILES}}
+ ];
+ }
+
+ $args{test}{TESTS} ||= 't/*.t';
+ $args{test}{TESTS} = join(' ', grep {
+ !exists($DisabledTests{$_})
+ } map { glob($_) } split(/\s+/, $args{test}{TESTS}));
+
+ my $missing = join(',', @Missing);
+ my $config = join(',',
+ UNIVERSAL::isa($Config, 'HASH') ? %{$Config} : @{$Config}
+ ) if $Config;
+
+ $PostambleActions = (
+ $missing ? "\$(PERL) $0 --config=$config --installdeps=$missing"
+ : "\@\$(NOOP)"
+ );
+
+ return %args;
+}
+
+# a wrapper to ExtUtils::MakeMaker::WriteMakefile
+sub Write {
+ require Carp;
+ Carp::croak "WriteMakefile: Need even number of args" if @_ % 2;
+
+ if ($CheckOnly) {
+ print << ".";
+*** Makefile not written in check-only mode.
+.
+ return;
+ }
+
+ my %args = _make_args(@_);
+
+ no strict 'refs';
+
+ $PostambleUsed = 0;
+ local *MY::postamble = \&postamble unless defined &MY::postamble;
+ ExtUtils::MakeMaker::WriteMakefile(%args);
+
+ print << "." unless $PostambleUsed;
+*** WARNING: Makefile written with customized MY::postamble() without
+ including contents from ExtUtils::AutoInstall::postamble() --
+ auto installation features disabled. Please contact the author.
+.
+
+ return 1;
+}
+
+sub postamble {
+ $PostambleUsed = 1;
+
+ return << ".";
+
+config :: installdeps
+\t\@\$(NOOP)
+
+checkdeps ::
+\t\$(PERL) $0 --checkdeps
+
+installdeps ::
+\t$PostambleActions
+
+.
+
+}
+
+1;
+
+__END__
+
+#line 977