FM / perl-base

/usr/lib/x86_64-linux-gnu/perl-base

Name	Size	Mode	Actions
auto/	-	0755	rm
Carp/	-	0755	rm
Exporter/	-	0755	rm
File/	-	0755	rm
Getopt/	-	0755	rm
Hash/	-	0755	rm
IO/	-	0755	rm
IPC/	-	0755	rm
List/	-	0755	rm
Scalar/	-	0755	rm
Text/	-	0755	rm
Tie/	-	0755	rm
unicore/	-	0755	rm
warnings/	-	0755	rm
attributes.pm	3069	0644	edit dl rm
AutoLoader.pm	5487	0644	edit dl rm
base.pm	8912	0644	edit dl rm
bytes.pm	489	0644	edit dl rm
bytes_heavy.pl	758	0644	edit dl rm
Carp.pm	25398	0644	edit dl rm
Config.pm	3216	0644	edit dl rm
Config_git.pl	409	0644	edit dl rm
Config_heavy.pl	55332	0644	edit dl rm
constant.pm	5737	0644	edit dl rm
Cwd.pm	17657	0644	edit dl rm
DynaLoader.pm	10493	0644	edit dl rm
Errno.pm	4931	0644	edit dl rm
Exporter.pm	2336	0644	edit dl rm
Fcntl.pm	2156	0644	edit dl rm
feature.pm	5675	0644	edit dl rm
fields.pm	5008	0644	edit dl rm
FileHandle.pm	2111	0644	edit dl rm
integer.pm	172	0644	edit dl rm
IO.pm	469	0644	edit dl rm
lib.pm	2284	0644	edit dl rm
locale.pm	3451	0644	edit dl rm
overload.pm	4488	0644	edit dl rm
overloading.pm	964	0644	edit dl rm
parent.pm	460	0644	edit dl rm
POSIX.pm	20384	0644	edit dl rm
re.pm	9705	0644	edit dl rm
SelectSaver.pm	344	0644	edit dl rm
Socket.pm	13828	0644	edit dl rm
strict.pm	1606	0644	edit dl rm
Symbol.pm	2205	0644	edit dl rm
utf8.pm	341	0644	edit dl rm
vars.pm	1148	0644	edit dl rm
warnings.pm	27559	0644	edit dl rm
XSLoader.pm	3967	0644	edit dl rm

Edit: /usr/lib/x86_64-linux-gnu/perl-base/AutoLoader.pm (5487B)

package AutoLoader;

use strict;
use 5.006_001;

our($VERSION, $AUTOLOAD);

my $is_dosish;
my $is_epoc;
my $is_vms;
my $is_macos;

BEGIN {
    $is_dosish = $^O eq 'dos' || $^O eq 'os2' || $^O eq 'MSWin32' || $^O eq 'NetWare';
    $is_epoc = $^O eq 'epoc';
    $is_vms = $^O eq 'VMS';
    $is_macos = $^O eq 'MacOS';
    $VERSION = '5.74';
}

AUTOLOAD {
    my $sub = $AUTOLOAD;
    autoload_sub($sub);
    goto &$sub;
}

sub autoload_sub {
    my $sub = shift;

my $filename = AutoLoader::find_filename( $sub );

my $save = $@;
    local $!; # Do not munge the value. 
    eval { local $SIG{__DIE__}; require $filename };
    if ($@) {
	if (substr($sub,-9) eq '::DESTROY') {
	    no strict 'refs';
	    *$sub = sub {};
	    $@ = undef;
	} elsif ($@ =~ /^Can't locate/) {
	    # The load might just have failed because the filename was too
	    # long for some old SVR3 systems which treat long names as errors.
	    # If we can successfully truncate a long name then it's worth a go.
	    # There is a slight risk that we could pick up the wrong file here
	    # but autosplit should have warned about that when splitting.
	    if ($filename =~ s/(\w{12,})\.al$/substr($1,0,11).".al"/e){
		eval { local $SIG{__DIE__}; require $filename };
	    }
	}
	if ($@){
	    $@ =~ s/ at .*\n//;
	    my $error = $@;
	    require Carp;
	    Carp::croak($error);
	}
    }
    $@ = $save;

return 1;
}

sub find_filename {
    my $sub = shift;
    my $filename;
    # Braces used to preserve $1 et al.
    {
	# Try to find the autoloaded file from the package-qualified
	# name of the sub. e.g., if the sub needed is
	# Getopt::Long::GetOptions(), then $INC{Getopt/Long.pm} is
	# something like '/usr/lib/perl5/Getopt/Long.pm', and the
	# autoload file is '/usr/lib/perl5/auto/Getopt/Long/GetOptions.al'.
	#
	# However, if @INC is a relative path, this might not work.  If,
	# for example, @INC = ('lib'), then $INC{Getopt/Long.pm} is
	# 'lib/Getopt/Long.pm', and we want to require
	# 'auto/Getopt/Long/GetOptions.al' (without the leading 'lib').
	# In this case, we simple prepend the 'auto/' and let the
	# C<require> take care of the searching for us.

my ($pkg,$func) = ($sub =~ /(.*)::([^:]+)$/);
	$pkg =~ s#::#/#g;
	if (defined($filename = $INC{"$pkg.pm"})) {
	    if ($is_macos) {
		$pkg =~ tr#/#:#;
		$filename = undef
		  unless $filename =~ s#^(.*)$pkg\.pm\z#$1auto:$pkg:$func.al#s;
	    } else {
		$filename = undef
		  unless $filename =~ s#^(.*)$pkg\.pm\z#$1auto/$pkg/$func.al#s;
	    }

# if the file exists, then make sure that it is a
	    # a fully anchored path (i.e either '/usr/lib/auto/foo/bar.al',
	    # or './lib/auto/foo/bar.al'.  This avoids C<require> searching
	    # (and failing) to find the 'lib/auto/foo/bar.al' because it
	    # looked for 'lib/lib/auto/foo/bar.al', given @INC = ('lib').

if (defined $filename and -r $filename) {
		unless ($filename =~ m|^/|s) {
		    if ($is_dosish) {
			unless ($filename =~ m{^([a-z]:)?[\\/]}is) {
			    if ($^O ne 'NetWare') {
				$filename = "./$filename";
			    } else {
				$filename = "$filename";
			    }
			}
		    }
		    elsif ($is_epoc) {
			unless ($filename =~ m{^([a-z?]:)?[\\/]}is) {
			     $filename = "./$filename";
			}
		    }
		    elsif ($is_vms) {
			# XXX todo by VMSmiths
			$filename = "./$filename";
		    }
		    elsif (!$is_macos) {
			$filename = "./$filename";
		    }
		}
	    }
	    else {
		$filename = undef;
	    }
	}
	unless (defined $filename) {
	    # let C<require> do the searching
	    $filename = "auto/$sub.al";
	    $filename =~ s#::#/#g;
	}
    }
    return $filename;
}

sub import {
    my $pkg = shift;
    my $callpkg = caller;

#
    # Export symbols, but not by accident of inheritance.
    #

if ($pkg eq 'AutoLoader') {
	if ( @_ and $_[0] =~ /^&?AUTOLOAD$/ ) {
	    no strict 'refs';
	    *{ $callpkg . '::AUTOLOAD' } = \&AUTOLOAD;
	}
    }

#
    # Try to find the autosplit index file.  Eg., if the call package
    # is POSIX, then $INC{POSIX.pm} is something like
    # '/usr/local/lib/perl5/POSIX.pm', and the autosplit index file is in
    # '/usr/local/lib/perl5/auto/POSIX/autosplit.ix', so we require that.
    #
    # However, if @INC is a relative path, this might not work.  If,
    # for example, @INC = ('lib'), then
    # $INC{POSIX.pm} is 'lib/POSIX.pm', and we want to require
    # 'auto/POSIX/autosplit.ix' (without the leading 'lib').
    #

(my $calldir = $callpkg) =~ s#::#/#g;
    my $path = $INC{$calldir . '.pm'};
    if (defined($path)) {
	# Try absolute path name, but only eval it if the
        # transformation from module path to autosplit.ix path
        # succeeded!
	my $replaced_okay;
	if ($is_macos) {
	    (my $malldir = $calldir) =~ tr#/#:#;
	    $replaced_okay = ($path =~ s#^(.*)$malldir\.pm\z#$1auto:$malldir:autosplit.ix#s);
	} else {
	    $replaced_okay = ($path =~ s#^(.*)$calldir\.pm\z#$1auto/$calldir/autosplit.ix#);
	}

eval { require $path; } if $replaced_okay;
	# If that failed, try relative path with normal @INC searching.
	if (!$replaced_okay or $@) {
	    $path ="auto/$calldir/autosplit.ix";
	    eval { require $path; };
	}
	if ($@) {
	    my $error = $@;
	    require Carp;
	    Carp::carp($error);
	}
    } 
}

sub unimport {
    my $callpkg = caller;

no strict 'refs';

for my $exported (qw( AUTOLOAD )) {
	my $symname = $callpkg . '::' . $exported;
	undef *{ $symname } if \&{ $symname } == \&{ $exported };
	*{ $symname } = \&{ $symname };
    }
}

__END__

cmd: