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Þ'¯°ÌME[YéïĵÂCå½ Ué©Áû'Ê9%eÔðNU”ë‘ÌsD3/®+UI˜9h.WC”빓$#:pz:YÓ ¿xž* ³$Í +$kñAŠ‹†¢ Uê>¸)_š¬÷©ßAÂÔb9ÇU ¯¾á•9¯ÏÏ÷O÷¼¼Fähal1‰3Ì[Ïr•´UCksNÐ] R‘¸¥H+§Šé†c©vÖÞ0iÓ76s†î!§=ß ¼~Ô'°Ãmäoäš³ªøi1úÉ)³yV8 CLÄØÁ‘WYïi€H6ÖÑiámø^ÈY´°Ñ7¥Û*—Ñ©L«Qƒï—Ùrÿ ›£Ð*š¸ˆL©ˆ$ˆ ÷¾D§9È®«qbqC)–ˆïv´çñsÑVT­Ø, <àïºÀO«Jý·õ àfPìð .wFšir´þ’2_Y *Æ€x\« ì€9š@ Ž|F⇥ˆkZ@hÖÄ0t¿-<“‹qµ¾*ZL¤Ú)&BJpÓF5=$„at*Zš$’ÑtdûÝRI1 2Ž‰$€$I$#‰SÞ’Hë¬ï;Á$¡t$’`<(ñÇt)$‡Ð.Êf¢X’Kt=Éé$‚ˆªè¢oÝëòI%Rgcª÷ŠyI%¡‰ÿ !ñ)´õ $¤ Ô’IIGÿÙ# -*- buffer-read-only: t -*- # !!!!!!! DO NOT EDIT THIS FILE !!!!!!! # This file is built by regen/feature.pl. # Any changes made here will be lost! package feature; our $VERSION = '1.72'; our %feature = ( fc => 'feature_fc', isa => 'feature_isa', say => 'feature_say', try => 'feature_try', defer => 'feature_defer', state => 'feature_state', switch => 'feature_switch', bitwise => 'feature_bitwise', indirect => 'feature_indirect', evalbytes => 'feature_evalbytes', signatures => 'feature_signatures', current_sub => 'feature___SUB__', refaliasing => 'feature_refaliasing', postderef_qq => 'feature_postderef_qq', unicode_eval => 'feature_unieval', declared_refs => 'feature_myref', unicode_strings => 'feature_unicode', multidimensional => 'feature_multidimensional', bareword_filehandles => 'feature_bareword_filehandles', extra_paired_delimiters => 'feature_more_delims', ); our %feature_bundle = ( "5.10" => [qw(bareword_filehandles indirect multidimensional say state switch)], "5.11" => [qw(bareword_filehandles indirect multidimensional say state switch unicode_strings)], "5.15" => [qw(bareword_filehandles current_sub evalbytes fc indirect multidimensional say state switch unicode_eval unicode_strings)], "5.23" => [qw(bareword_filehandles current_sub evalbytes fc indirect multidimensional postderef_qq say state switch unicode_eval unicode_strings)], "5.27" => [qw(bareword_filehandles bitwise current_sub evalbytes fc indirect multidimensional postderef_qq say state switch unicode_eval unicode_strings)], "5.35" => [qw(bareword_filehandles bitwise current_sub evalbytes fc isa postderef_qq say signatures state unicode_eval unicode_strings)], "all" => [qw(bareword_filehandles bitwise current_sub declared_refs defer evalbytes extra_paired_delimiters fc indirect isa multidimensional postderef_qq refaliasing say signatures state switch try unicode_eval unicode_strings)], "default" => [qw(bareword_filehandles indirect multidimensional)], ); $feature_bundle{"5.12"} = $feature_bundle{"5.11"}; $feature_bundle{"5.13"} = $feature_bundle{"5.11"}; $feature_bundle{"5.14"} = $feature_bundle{"5.11"}; $feature_bundle{"5.16"} = $feature_bundle{"5.15"}; $feature_bundle{"5.17"} = $feature_bundle{"5.15"}; $feature_bundle{"5.18"} = $feature_bundle{"5.15"}; $feature_bundle{"5.19"} = $feature_bundle{"5.15"}; $feature_bundle{"5.20"} = $feature_bundle{"5.15"}; $feature_bundle{"5.21"} = $feature_bundle{"5.15"}; $feature_bundle{"5.22"} = $feature_bundle{"5.15"}; $feature_bundle{"5.24"} = $feature_bundle{"5.23"}; $feature_bundle{"5.25"} = $feature_bundle{"5.23"}; $feature_bundle{"5.26"} = $feature_bundle{"5.23"}; $feature_bundle{"5.28"} = $feature_bundle{"5.27"}; $feature_bundle{"5.29"} = $feature_bundle{"5.27"}; $feature_bundle{"5.30"} = $feature_bundle{"5.27"}; $feature_bundle{"5.31"} = $feature_bundle{"5.27"}; $feature_bundle{"5.32"} = $feature_bundle{"5.27"}; $feature_bundle{"5.33"} = $feature_bundle{"5.27"}; $feature_bundle{"5.34"} = $feature_bundle{"5.27"}; $feature_bundle{"5.36"} = $feature_bundle{"5.35"}; $feature_bundle{"5.9.5"} = $feature_bundle{"5.10"}; my %noops = ( postderef => 1, lexical_subs => 1, ); my %removed = ( array_base => 1, ); our $hint_shift = 26; our $hint_mask = 0x3c000000; our @hint_bundles = qw( default 5.10 5.11 5.15 5.23 5.27 5.35 ); # This gets set (for now) in $^H as well as in %^H, # for runtime speed of the uc/lc/ucfirst/lcfirst functions. # See HINT_UNI_8_BIT in perl.h. our $hint_uni8bit = 0x00000800; # TODO: # - think about versioned features (use feature switch => 2) sub import { shift; if (!@_) { croak("No features specified"); } __common(1, @_); } sub unimport { shift; # A bare C should reset to the default bundle if (!@_) { $^H &= ~($hint_uni8bit|$hint_mask); return; } __common(0, @_); } sub __common { my $import = shift; my $bundle_number = $^H & $hint_mask; my $features = $bundle_number != $hint_mask && $feature_bundle{$hint_bundles[$bundle_number >> $hint_shift]}; if ($features) { # Features are enabled implicitly via bundle hints. # Delete any keys that may be left over from last time. delete @^H{ values(%feature) }; $^H |= $hint_mask; for (@$features) { $^H{$feature{$_}} = 1; $^H |= $hint_uni8bit if $_ eq 'unicode_strings'; } } while (@_) { my $name = shift; if (substr($name, 0, 1) eq ":") { my $v = substr($name, 1); if (!exists $feature_bundle{$v}) { $v =~ s/^([0-9]+)\.([0-9]+).[0-9]+$/$1.$2/; if (!exists $feature_bundle{$v}) { unknown_feature_bundle(substr($name, 1)); } } unshift @_, @{$feature_bundle{$v}}; next; } if (!exists $feature{$name}) { if (exists $noops{$name}) { next; } if (!$import && exists $removed{$name}) { next; } unknown_feature($name); } if ($import) { $^H{$feature{$name}} = 1; $^H |= $hint_uni8bit if $name eq 'unicode_strings'; } else { delete $^H{$feature{$name}}; $^H &= ~ $hint_uni8bit if $name eq 'unicode_strings'; } } } sub unknown_feature { my $feature = shift; croak(sprintf('Feature "%s" is not supported by Perl %vd', $feature, $^V)); } sub unknown_feature_bundle { my $feature = shift; croak(sprintf('Feature bundle "%s" is not supported by Perl %vd', $feature, $^V)); } sub croak { require Carp; Carp::croak(@_); } sub features_enabled { my ($depth) = @_; $depth //= 1; my @frame = caller($depth+1) or return; my ($hints, $hinthash) = @frame[8, 10]; my $bundle_number = $hints & $hint_mask; if ($bundle_number != $hint_mask) { return $feature_bundle{$hint_bundles[$bundle_number >> $hint_shift]}->@*; } else { my @features; for my $feature (sort keys %feature) { if ($hinthash->{$feature{$feature}}) { push @features, $feature; } } return @features; } } sub feature_enabled { my ($feature, $depth) = @_; $depth //= 1; my @frame = caller($depth+1) or return; my ($hints, $hinthash) = @frame[8, 10]; my $hint_feature = $feature{$feature} or croak "Unknown feature $feature"; my $bundle_number = $hints & $hint_mask; if ($bundle_number != $hint_mask) { my $bundle = $hint_bundles[$bundle_number >> $hint_shift]; for my $bundle_feature ($feature_bundle{$bundle}->@*) { return 1 if $bundle_feature eq $feature; } return 0; } else { return $hinthash->{$hint_feature} // 0; } } sub feature_bundle { my $depth = shift; $depth //= 1; my @frame = caller($depth+1) or return; my $bundle_number = $frame[8] & $hint_mask; if ($bundle_number != $hint_mask) { return $hint_bundles[$bundle_number >> $hint_shift]; } else { return undef; } } 1; # ex: set ro: