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Digest	[ DIR ]	drwxrwxrwx	2020-08-24 23:41
Encode	[ DIR ]	drwxrwxrwx	2020-08-24 23:41
File	[ DIR ]	drwxrwxrwx	2020-08-24 23:41
Filter	[ DIR ]	drwxrwxrwx	2018-02-14 11:37
Hash	[ DIR ]	drwxrwxrwx	2020-08-24 23:41
I18N	[ DIR ]	drwxrwxrwx	2020-08-24 23:41
IO	[ DIR ]	drwxrwxrwx	2020-08-24 23:41
IPC	[ DIR ]	drwxrwxrwx	2020-08-24 23:41
List	[ DIR ]	drwxrwxrwx	2020-08-24 23:41
MIME	[ DIR ]	drwxrwxrwx	2020-08-24 23:41
Math	[ DIR ]	drwxrwxrwx	2018-02-14 11:37
PerlIO	[ DIR ]	drwxrwxrwx	2020-08-24 23:41
Scalar	[ DIR ]	drwxrwxrwx	2020-08-24 23:41
Sub	[ DIR ]	drwxrwxrwx	2020-08-24 23:41
Sys	[ DIR ]	drwxrwxrwx	2020-08-24 23:41
Tie	[ DIR ]	drwxrwxrwx	2018-02-14 11:37
Time	[ DIR ]	drwxrwxrwx	2020-08-24 23:41
Unicode	[ DIR ]	drwxrwxrwx	2020-08-24 23:41
asm	[ DIR ]	drwxrwxrwx	2020-08-24 23:41
asm-generic	[ DIR ]	drwxrwxrwx	2020-08-24 23:41
auto	[ DIR ]	drwxrwxrwx	2018-02-14 11:37
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sys	[ DIR ]	drwxrwxrwx	2020-08-24 23:41
threads	[ DIR ]	drwxrwxrwx	2020-08-24 23:41
B.pm	30.72 KB	-rwxrwxrwx	2020-06-20 19:33
Config.pm	3.25 KB	-rwxrwxrwx	2020-06-20 19:33
Config.pod	246.75 KB	-rwxrwxrwx	2020-06-20 19:33
Config_git.pl	409 B	-rwxrwxrwx	2020-06-20 19:33
Config_heavy.pl	49.38 KB	-rwxrwxrwx	2020-06-20 19:33
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DynaLoader.pm	10.21 KB	-rwxrwxrwx	2020-06-20 19:33
Encode.pm	33.44 KB	-rwxrwxrwx	2020-06-20 19:33
Errno.pm	4.77 KB	-rwxrwxrwx	2020-06-20 19:33
Fcntl.pm	2.11 KB	-rwxrwxrwx	2020-06-20 19:33
GDBM_File.pm	1.51 KB	-rwxrwxrwx	2020-06-20 19:33
IO.pm	472 B	-rwxrwxrwx	2020-06-20 19:33
NDBM_File.pm	2.44 KB	-rwxrwxrwx	2020-06-20 19:33
O.pm	4.11 KB	-rwxrwxrwx	2020-06-20 19:33
ODBM_File.pm	2.33 KB	-rwxrwxrwx	2020-06-20 19:33
Opcode.pm	15.49 KB	-rwxrwxrwx	2020-06-20 19:33
POSIX.pm	19.41 KB	-rwxrwxrwx	2020-06-20 19:33
POSIX.pod	71.77 KB	-rwxrwxrwx	2020-06-20 19:33
SDBM_File.pm	3.46 KB	-rwxrwxrwx	2020-06-20 19:33
Socket.pm	13.24 KB	-rwxrwxrwx	2020-06-20 19:33
Storable.pm	42.22 KB	-rwxrwxrwx	2020-06-20 19:33
_h2ph_pre.ph	20.76 KB	-rwxrwxrwx	2020-06-20 19:33
arybase.pm	2.75 KB	-rwxrwxrwx	2020-06-20 19:33
attributes.pm	2.95 KB	-rwxrwxrwx	2020-06-20 19:33
encoding.pm	21.93 KB	-rwxrwxrwx	2020-06-20 19:33
endian.ph	4.09 KB	-rwxrwxrwx	2020-06-20 19:33
errno.ph	23 B	-rwxrwxrwx	2020-06-20 19:33
features.ph	11.35 KB	-rwxrwxrwx	2020-06-20 19:33
lib.pm	2.23 KB	-rwxrwxrwx	2020-06-20 19:33
mro.pm	9.86 KB	-rwxrwxrwx	2020-06-20 19:33
ops.pm	997 B	-rwxrwxrwx	2020-06-20 19:33
re.pm	8.44 KB	-rwxrwxrwx	2020-06-20 19:33
signal.ph	3.01 KB	-rwxrwxrwx	2020-06-20 19:33
stdarg.ph	2.8 KB	-rwxrwxrwx	2020-06-20 19:33
stdc-predef.ph	921 B	-rwxrwxrwx	2020-06-20 19:33
stddef.ph	12.05 KB	-rwxrwxrwx	2020-06-20 19:33
syscall.ph	86 B	-rwxrwxrwx	2020-06-20 19:33
sysexits.ph	1.26 KB	-rwxrwxrwx	2020-06-20 19:33
syslimits.ph	452 B	-rwxrwxrwx	2020-06-20 19:33
syslog.ph	85 B	-rwxrwxrwx	2020-06-20 19:33
threads.pm	34.98 KB	-rwxrwxrwx	2020-06-20 19:33
time.ph	3.2 KB	-rwxrwxrwx	2020-06-20 19:33
wait.ph	83 B	-rwxrwxrwx	2020-06-20 19:33
xlocale.ph	156 B	-rwxrwxrwx	2020-06-20 19:33

Rename

package attributes;

our $VERSION = 0.27;

@EXPORT_OK = qw(get reftype);
@EXPORT = ();
%EXPORT_TAGS = (ALL => [@EXPORT, @EXPORT_OK]);

use strict;

sub croak {
    require Carp;
    goto &Carp::croak;
}

sub carp {
    require Carp;
    goto &Carp::carp;
}

my %deprecated;
$deprecated{CODE} = qr/\A-?(locked)\z/;
$deprecated{ARRAY} = $deprecated{HASH} = $deprecated{SCALAR}
    = qr/\A-?(unique)\z/;

my %msg = (
    lvalue => 'lvalue attribute applied to already-defined subroutine',
   -lvalue => 'lvalue attribute removed from already-defined subroutine',
    const  => 'Useless use of attribute "const"',
);

sub _modify_attrs_and_deprecate {
    my $svtype = shift;
    # Now that we've removed handling of locked from the XS code, we need to
    # remove it here, else it ends up in @badattrs. (If we do the deprecation in
    # XS, we can't control the warning based on *our* caller's lexical settings,
    # and the warned line is in this package)
    grep {
	$deprecated{$svtype} && /$deprecated{$svtype}/ ? do {
	    require warnings;
	    warnings::warnif('deprecated', "Attribute \"$1\" is deprecated");
	    0;
	} : $svtype eq 'CODE' && exists $msg{$_} ? do {
	    require warnings;
	    warnings::warnif(
		'misc',
		 $msg{$_}
	    );
	    0;
	} : 1
    } _modify_attrs(@_);
}

sub import {
    @_ > 2 && ref $_[2] or do {
	require Exporter;
	goto &Exporter::import;
    };
    my (undef,$home_stash,$svref,@attrs) = @_;

my $svtype = uc reftype($svref);
    my $pkgmeth;
    $pkgmeth = UNIVERSAL::can($home_stash, "MODIFY_${svtype}_ATTRIBUTES")
	if defined $home_stash && $home_stash ne '';
    my @badattrs;
    if ($pkgmeth) {
	my @pkgattrs = _modify_attrs_and_deprecate($svtype, $svref, @attrs);
	@badattrs = $pkgmeth->($home_stash, $svref, @pkgattrs);
	if (!@badattrs && @pkgattrs) {
            require warnings;
	    return unless warnings::enabled('reserved');
	    @pkgattrs = grep { m/\A[[:lower:]]+(?:\z|\()/ } @pkgattrs;
	    if (@pkgattrs) {
		for my $attr (@pkgattrs) {
		    $attr =~ s/\(.+\z//s;
		}
		my $s = ((@pkgattrs == 1) ? '' : 's');
		carp "$svtype package attribute$s " .
		    "may clash with future reserved word$s: " .
		    join(' : ' , @pkgattrs);
	    }
	}
    }
    else {
	@badattrs = _modify_attrs_and_deprecate($svtype, $svref, @attrs);
    }
    if (@badattrs) {
	croak "Invalid $svtype attribute" .
	    (( @badattrs == 1 ) ? '' : 's') .
	    ": " .
	    join(' : ', @badattrs);
    }
}

sub get ($) {
    @_ == 1  && ref $_[0] or
	croak 'Usage: '.__PACKAGE__.'::get $ref';
    my $svref = shift;
    my $svtype = uc reftype($svref);
    my $stash = _guess_stash($svref);
    $stash = caller unless defined $stash;
    my $pkgmeth;
    $pkgmeth = UNIVERSAL::can($stash, "FETCH_${svtype}_ATTRIBUTES")
	if defined $stash && $stash ne '';
    return $pkgmeth ?
		(_fetch_attrs($svref), $pkgmeth->($stash, $svref)) :
		(_fetch_attrs($svref))
	;
}

sub require_version { goto &UNIVERSAL::VERSION }

require XSLoader;
XSLoader::load();

1;
__END__
#The POD goes here