418 lines
11 KiB
Perl
418 lines
11 KiB
Perl
|
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 $_
|
||
|
|
and defined %overload:: and defined &{'overload::StrVal'};
|
||
|
|
|
||
|
|
if ($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 defined %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 "${sp}*DUMPED_GLOB*\n" ;
|
||
|
|
return ;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
if ( UNIVERSAL::isa($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 {stringify $_} @{$v}[0..$tArrayDepth])
|
||
|
|
. "$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 ";
|
||
|
|
DumpElem $v->[$num], $s;
|
||
|
|
}
|
||
|
|
print "$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 defined @entry) {
|
||
|
|
print( (' ' x $off) . "\@$key = (\n" );
|
||
|
|
unwrap(\@entry,3+$off) ;
|
||
|
|
print( (' ' x $off) . ")\n" );
|
||
|
|
}
|
||
|
|
if ($key ne "main::" && $key ne "DB::" && defined %entry
|
||
|
|
&& ($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, $key);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
sub dumpsub {
|
||
|
|
my ($off,$sub) = @_;
|
||
|
|
$sub = $1 if $sub =~ /^\{\*(.*)\}$/;
|
||
|
|
my $subref = \&$sub;
|
||
|
|
my $place = $DB::sub{$sub} || (($sub = $subs{"$subref"}) && $DB::sub{$sub})
|
||
|
|
|| ($subdump && ($sub = findsubs("$subref")) && $DB::sub{$sub});
|
||
|
|
$place = '???' unless defined $place;
|
||
|
|
print( (' ' x $off) . "&$sub in $place\n" );
|
||
|
|
}
|
||
|
|
|
||
|
|
sub findsubs {
|
||
|
|
return undef unless defined %DB::sub;
|
||
|
|
my ($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) unless $package eq 'dumpvar' and $key eq 'stab';
|
||
|
|
} else {
|
||
|
|
dumpglob(0,$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 defined @name;
|
||
|
|
$total += hashUsage \%name, $_[1] if defined %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;
|
||
|
|
|