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-rw-r--r--contrib/perl5/lib/dumpvar.pl443
1 files changed, 0 insertions, 443 deletions
diff --git a/contrib/perl5/lib/dumpvar.pl b/contrib/perl5/lib/dumpvar.pl
deleted file mode 100644
index 51e9c88..0000000
--- a/contrib/perl5/lib/dumpvar.pl
+++ /dev/null
@@ -1,443 +0,0 @@
-require 5.002; # For (defined ref)
-package dumpvar;
-
-# Needed for PrettyPrinter only:
-
-# require 5.001; # Well, it coredumps anyway undef DB in 5.000 (not now)
-
-# translate control chars to ^X - Randal Schwartz
-# Modifications to print types by Peter Gordon v1.0
-
-# Ilya Zakharevich -- patches after 5.001 (and some before ;-)
-
-# Won't dump symbol tables and contents of debugged files by default
-
-$winsize = 80 unless defined $winsize;
-
-
-# Defaults
-
-# $globPrint = 1;
-$printUndef = 1 unless defined $printUndef;
-$tick = "auto" unless defined $tick;
-$unctrl = 'quote' unless defined $unctrl;
-$subdump = 1;
-$dumpReused = 0 unless defined $dumpReused;
-$bareStringify = 1 unless defined $bareStringify;
-
-sub main::dumpValue {
- local %address;
- local $^W=0;
- (print "undef\n"), return unless defined $_[0];
- (print &stringify($_[0]), "\n"), return unless ref $_[0];
- dumpvar::unwrap($_[0],0);
-}
-
-# This one is good for variable names:
-
-sub unctrl {
- local($_) = @_;
- local($v) ;
-
- return \$_ if ref \$_ eq "GLOB";
- s/([\001-\037\177])/'^'.pack('c',ord($1)^64)/eg;
- $_;
-}
-
-sub stringify {
- local($_,$noticks) = @_;
- local($v) ;
- my $tick = $tick;
-
- return 'undef' unless defined $_ or not $printUndef;
- return $_ . "" if ref \$_ eq 'GLOB';
- $_ = &{'overload::StrVal'}($_)
- if $bareStringify and ref $_
- and %overload:: and defined &{'overload::StrVal'};
-
- if ($tick eq 'auto') {
- if (/[\000-\011\013-\037\177]/) {
- $tick = '"';
- }else {
- $tick = "'";
- }
- }
- if ($tick eq "'") {
- s/([\'\\])/\\$1/g;
- } elsif ($unctrl eq 'unctrl') {
- s/([\"\\])/\\$1/g ;
- s/([\000-\037\177])/'^'.pack('c',ord($1)^64)/eg;
- s/([\200-\377])/'\\0x'.sprintf('%2X',ord($1))/eg
- if $quoteHighBit;
- } elsif ($unctrl eq 'quote') {
- s/([\"\\\$\@])/\\$1/g if $tick eq '"';
- s/\033/\\e/g;
- s/([\000-\037\177])/'\\c'.chr(ord($1)^64)/eg;
- }
- s/([\200-\377])/'\\'.sprintf('%3o',ord($1))/eg if $quoteHighBit;
- ($noticks || /^\d+(\.\d*)?\Z/)
- ? $_
- : $tick . $_ . $tick;
-}
-
-sub ShortArray {
- my $tArrayDepth = $#{$_[0]} ;
- $tArrayDepth = $#{$_[0]} < $arrayDepth-1 ? $#{$_[0]} : $arrayDepth-1
- unless $arrayDepth eq '' ;
- my $shortmore = "";
- $shortmore = " ..." if $tArrayDepth < $#{$_[0]} ;
- if (!grep(ref $_, @{$_[0]})) {
- $short = "0..$#{$_[0]} '" .
- join("' '", @{$_[0]}[0..$tArrayDepth]) . "'$shortmore";
- return $short if length $short <= $compactDump;
- }
- undef;
-}
-
-sub DumpElem {
- my $short = &stringify($_[0], ref $_[0]);
- if ($veryCompact && ref $_[0]
- && (ref $_[0] eq 'ARRAY' and !grep(ref $_, @{$_[0]}) )) {
- my $end = "0..$#{$v} '" .
- join("' '", @{$_[0]}[0..$tArrayDepth]) . "'$shortmore";
- } elsif ($veryCompact && ref $_[0]
- && (ref $_[0] eq 'HASH') and !grep(ref $_, values %{$_[0]})) {
- my $end = 1;
- $short = $sp . "0..$#{$v} '" .
- join("' '", @{$v}[0..$tArrayDepth]) . "'$shortmore";
- } else {
- print "$short\n";
- unwrap($_[0],$_[1]);
- }
-}
-
-sub unwrap {
- return if $DB::signal;
- local($v) = shift ;
- local($s) = shift ; # extra no of spaces
- local(%v,@v,$sp,$value,$key,@sortKeys,$more,$shortmore,$short) ;
- local($tHashDepth,$tArrayDepth) ;
-
- $sp = " " x $s ;
- $s += 3 ;
-
- # Check for reused addresses
- if (ref $v) {
- my $val = $v;
- $val = &{'overload::StrVal'}($v)
- if %overload:: and defined &{'overload::StrVal'};
- ($address) = $val =~ /(0x[0-9a-f]+)\)$/ ;
- if (!$dumpReused && defined $address) {
- $address{$address}++ ;
- if ( $address{$address} > 1 ) {
- print "${sp}-> REUSED_ADDRESS\n" ;
- return ;
- }
- }
- } elsif (ref \$v eq 'GLOB') {
- $address = "$v" . ""; # To avoid a bug with globs
- $address{$address}++ ;
- if ( $address{$address} > 1 ) {
- print "${sp}*DUMPED_GLOB*\n" ;
- return ;
- }
- }
-
- if (ref $v eq 'Regexp') {
- my $re = "$v";
- $re =~ s,/,\\/,g;
- print "$sp-> qr/$re/\n";
- return;
- }
-
- if ( UNIVERSAL::isa($v, 'HASH') ) {
- @sortKeys = sort keys(%$v) ;
- undef $more ;
- $tHashDepth = $#sortKeys ;
- $tHashDepth = $#sortKeys < $hashDepth-1 ? $#sortKeys : $hashDepth-1
- unless $hashDepth eq '' ;
- $more = "....\n" if $tHashDepth < $#sortKeys ;
- $shortmore = "";
- $shortmore = ", ..." if $tHashDepth < $#sortKeys ;
- $#sortKeys = $tHashDepth ;
- if ($compactDump && !grep(ref $_, values %{$v})) {
- #$short = $sp .
- # (join ', ',
-# Next row core dumps during require from DB on 5.000, even with map {"_"}
- # map {&stringify($_) . " => " . &stringify($v->{$_})}
- # @sortKeys) . "'$shortmore";
- $short = $sp;
- my @keys;
- for (@sortKeys) {
- push @keys, &stringify($_) . " => " . &stringify($v->{$_});
- }
- $short .= join ', ', @keys;
- $short .= $shortmore;
- (print "$short\n"), return if length $short <= $compactDump;
- }
- for $key (@sortKeys) {
- return if $DB::signal;
- $value = $ {$v}{$key} ;
- print "$sp", &stringify($key), " => ";
- DumpElem $value, $s;
- }
- print "$sp empty hash\n" unless @sortKeys;
- print "$sp$more" if defined $more ;
- } elsif ( UNIVERSAL::isa($v, 'ARRAY') ) {
- $tArrayDepth = $#{$v} ;
- undef $more ;
- $tArrayDepth = $#{$v} < $arrayDepth-1 ? $#{$v} : $arrayDepth-1
- unless $arrayDepth eq '' ;
- $more = "....\n" if $tArrayDepth < $#{$v} ;
- $shortmore = "";
- $shortmore = " ..." if $tArrayDepth < $#{$v} ;
- if ($compactDump && !grep(ref $_, @{$v})) {
- if ($#$v >= 0) {
- $short = $sp . "0..$#{$v} " .
- join(" ",
- map {exists $v->[$_] ? stringify $v->[$_] : "empty"} ($[..$tArrayDepth)
- ) . "$shortmore";
- } else {
- $short = $sp . "empty array";
- }
- (print "$short\n"), return if length $short <= $compactDump;
- }
- #if ($compactDump && $short = ShortArray($v)) {
- # print "$short\n";
- # return;
- #}
- for $num ($[ .. $tArrayDepth) {
- return if $DB::signal;
- print "$sp$num ";
- if (exists $v->[$num]) {
- DumpElem $v->[$num], $s;
- } else {
- print "empty slot\n";
- }
- }
- print "$sp empty array\n" unless @$v;
- print "$sp$more" if defined $more ;
- } elsif ( UNIVERSAL::isa($v, 'SCALAR') or ref $v eq 'REF' ) {
- print "$sp-> ";
- DumpElem $$v, $s;
- } elsif ( UNIVERSAL::isa($v, 'CODE') ) {
- print "$sp-> ";
- dumpsub (0, $v);
- } elsif ( UNIVERSAL::isa($v, 'GLOB') ) {
- print "$sp-> ",&stringify($$v,1),"\n";
- if ($globPrint) {
- $s += 3;
- dumpglob($s, "{$$v}", $$v, 1);
- } elsif (defined ($fileno = fileno($v))) {
- print( (' ' x ($s+3)) . "FileHandle({$$v}) => fileno($fileno)\n" );
- }
- } elsif (ref \$v eq 'GLOB') {
- if ($globPrint) {
- dumpglob($s, "{$v}", $v, 1) if $globPrint;
- } elsif (defined ($fileno = fileno(\$v))) {
- print( (' ' x $s) . "FileHandle({$v}) => fileno($fileno)\n" );
- }
- }
-}
-
-sub matchvar {
- $_[0] eq $_[1] or
- ($_[1] =~ /^([!~])(.)([\x00-\xff]*)/) and
- ($1 eq '!') ^ (eval {($_[2] . "::" . $_[0]) =~ /$2$3/});
-}
-
-sub compactDump {
- $compactDump = shift if @_;
- $compactDump = 6*80-1 if $compactDump and $compactDump < 2;
- $compactDump;
-}
-
-sub veryCompact {
- $veryCompact = shift if @_;
- compactDump(1) if !$compactDump and $veryCompact;
- $veryCompact;
-}
-
-sub unctrlSet {
- if (@_) {
- my $in = shift;
- if ($in eq 'unctrl' or $in eq 'quote') {
- $unctrl = $in;
- } else {
- print "Unknown value for `unctrl'.\n";
- }
- }
- $unctrl;
-}
-
-sub quote {
- if (@_ and $_[0] eq '"') {
- $tick = '"';
- $unctrl = 'quote';
- } elsif (@_ and $_[0] eq 'auto') {
- $tick = 'auto';
- $unctrl = 'quote';
- } elsif (@_) { # Need to set
- $tick = "'";
- $unctrl = 'unctrl';
- }
- $tick;
-}
-
-sub dumpglob {
- return if $DB::signal;
- my ($off,$key, $val, $all) = @_;
- local(*entry) = $val;
- my $fileno;
- if (($key !~ /^_</ or $dumpDBFiles) and defined $entry) {
- print( (' ' x $off) . "\$", &unctrl($key), " = " );
- DumpElem $entry, 3+$off;
- }
- if (($key !~ /^_</ or $dumpDBFiles) and @entry) {
- print( (' ' x $off) . "\@$key = (\n" );
- unwrap(\@entry,3+$off) ;
- print( (' ' x $off) . ")\n" );
- }
- if ($key ne "main::" && $key ne "DB::" && %entry
- && ($dumpPackages or $key !~ /::$/)
- && ($key !~ /^_</ or $dumpDBFiles)
- && !($package eq "dumpvar" and $key eq "stab")) {
- print( (' ' x $off) . "\%$key = (\n" );
- unwrap(\%entry,3+$off) ;
- print( (' ' x $off) . ")\n" );
- }
- if (defined ($fileno = fileno(*entry))) {
- print( (' ' x $off) . "FileHandle($key) => fileno($fileno)\n" );
- }
- if ($all) {
- if (defined &entry) {
- dumpsub($off, $key);
- }
- }
-}
-
-sub CvGV_name_or_bust {
- my $in = shift;
- return if $skipCvGV; # Backdoor to avoid problems if XS broken...
- $in = \&$in; # Hard reference...
- eval {require Devel::Peek; 1} or return;
- my $gv = Devel::Peek::CvGV($in) or return;
- *$gv{PACKAGE} . '::' . *$gv{NAME};
-}
-
-sub dumpsub {
- my ($off,$sub) = @_;
- my $ini = $sub;
- my $s;
- $sub = $1 if $sub =~ /^\{\*(.*)\}$/;
- my $subref = defined $1 ? \&$sub : \&$ini;
- my $place = $DB::sub{$sub} || (($s = $subs{"$subref"}) && $DB::sub{$s})
- || (($s = CvGV_name_or_bust($subref)) && $DB::sub{$s})
- || ($subdump && ($s = findsubs("$subref")) && $DB::sub{$s});
- $place = '???' unless defined $place;
- $s = $sub unless defined $s;
- print( (' ' x $off) . "&$s in $place\n" );
-}
-
-sub findsubs {
- return undef unless %DB::sub;
- my ($addr, $name, $loc);
- while (($name, $loc) = each %DB::sub) {
- $addr = \&$name;
- $subs{"$addr"} = $name;
- }
- $subdump = 0;
- $subs{ shift() };
-}
-
-sub main::dumpvar {
- my ($package,@vars) = @_;
- local(%address,$key,$val,$^W);
- $package .= "::" unless $package =~ /::$/;
- *stab = *{"main::"};
- while ($package =~ /(\w+?::)/g){
- *stab = $ {stab}{$1};
- }
- local $TotalStrings = 0;
- local $Strings = 0;
- local $CompleteTotal = 0;
- while (($key,$val) = each(%stab)) {
- return if $DB::signal;
- next if @vars && !grep( matchvar($key, $_), @vars );
- if ($usageOnly) {
- globUsage(\$val, $key)
- if ($package ne 'dumpvar' or $key ne 'stab')
- and ref(\$val) eq 'GLOB';
- } else {
- dumpglob(0,$key, $val);
- }
- }
- if ($usageOnly) {
- print "String space: $TotalStrings bytes in $Strings strings.\n";
- $CompleteTotal += $TotalStrings;
- print "Grand total = $CompleteTotal bytes (1 level deep) + overhead.\n";
- }
-}
-
-sub scalarUsage {
- my $size = length($_[0]);
- $TotalStrings += $size;
- $Strings++;
- $size;
-}
-
-sub arrayUsage { # array ref, name
- my $size = 0;
- map {$size += scalarUsage($_)} @{$_[0]};
- my $len = @{$_[0]};
- print "\@$_[1] = $len item", ($len > 1 ? "s" : ""),
- " (data: $size bytes)\n"
- if defined $_[1];
- $CompleteTotal += $size;
- $size;
-}
-
-sub hashUsage { # hash ref, name
- my @keys = keys %{$_[0]};
- my @values = values %{$_[0]};
- my $keys = arrayUsage \@keys;
- my $values = arrayUsage \@values;
- my $len = @keys;
- my $total = $keys + $values;
- print "\%$_[1] = $len item", ($len > 1 ? "s" : ""),
- " (keys: $keys; values: $values; total: $total bytes)\n"
- if defined $_[1];
- $total;
-}
-
-sub globUsage { # glob ref, name
- local *name = *{$_[0]};
- $total = 0;
- $total += scalarUsage $name if defined $name;
- $total += arrayUsage \@name, $_[1] if @name;
- $total += hashUsage \%name, $_[1] if %name and $_[1] ne "main::"
- and $_[1] ne "DB::"; #and !($package eq "dumpvar" and $key eq "stab"));
- $total;
-}
-
-sub packageUsage {
- my ($package,@vars) = @_;
- $package .= "::" unless $package =~ /::$/;
- local *stab = *{"main::"};
- while ($package =~ /(\w+?::)/g){
- *stab = $ {stab}{$1};
- }
- local $TotalStrings = 0;
- local $CompleteTotal = 0;
- my ($key,$val);
- while (($key,$val) = each(%stab)) {
- next if @vars && !grep($key eq $_,@vars);
- globUsage \$val, $key unless $package eq 'dumpvar' and $key eq 'stab';
- }
- print "String space: $TotalStrings.\n";
- $CompleteTotal += $TotalStrings;
- print "\nGrand total = $CompleteTotal bytes\n";
-}
-
-1;
-
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