| 1 |
require 5.002; # For (defined ref) |
| 2 |
package dumpvar; |
| 3 |
|
| 4 |
# Needed for PrettyPrinter only: |
| 5 |
|
| 6 |
# require 5.001; # Well, it coredumps anyway undef DB in 5.000 (not now) |
| 7 |
|
| 8 |
# translate control chars to ^X - Randal Schwartz |
| 9 |
# Modifications to print types by Peter Gordon v1.0 |
| 10 |
|
| 11 |
# Ilya Zakharevich -- patches after 5.001 (and some before ;-) |
| 12 |
|
| 13 |
# Won't dump symbol tables and contents of debugged files by default |
| 14 |
|
| 15 |
$winsize = 80 unless defined $winsize; |
| 16 |
|
| 17 |
|
| 18 |
# Defaults |
| 19 |
|
| 20 |
# $globPrint = 1; |
| 21 |
$printUndef = 1 unless defined $printUndef; |
| 22 |
$tick = "auto" unless defined $tick; |
| 23 |
$unctrl = 'quote' unless defined $unctrl; |
| 24 |
$subdump = 1; |
| 25 |
$dumpReused = 0 unless defined $dumpReused; |
| 26 |
$bareStringify = 1 unless defined $bareStringify; |
| 27 |
|
| 28 |
sub main::dumpValue { |
| 29 |
local %address; |
| 30 |
local $^W=0; |
| 31 |
(print "undef\n"), return unless defined $_[0]; |
| 32 |
(print &stringify($_[0]), "\n"), return unless ref $_[0]; |
| 33 |
push @_, -1 if @_ == 1; |
| 34 |
dumpvar::unwrap($_[0], 0, $_[1]); |
| 35 |
} |
| 36 |
|
| 37 |
# This one is good for variable names: |
| 38 |
|
| 39 |
sub unctrl { |
| 40 |
local($_) = @_; |
| 41 |
local($v) ; |
| 42 |
|
| 43 |
return \$_ if ref \$_ eq "GLOB"; |
| 44 |
s/([\001-\037\177])/'^'.pack('c',ord($1)^64)/eg; |
| 45 |
$_; |
| 46 |
} |
| 47 |
|
| 48 |
sub uniescape { |
| 49 |
join("", |
| 50 |
map { $_ > 255 ? sprintf("\\x{%04X}", $_) : chr($_) } |
| 51 |
unpack("U*", $_[0])); |
| 52 |
} |
| 53 |
|
| 54 |
sub stringify { |
| 55 |
local($_,$noticks) = @_; |
| 56 |
local($v) ; |
| 57 |
my $tick = $tick; |
| 58 |
|
| 59 |
return 'undef' unless defined $_ or not $printUndef; |
| 60 |
return $_ . "" if ref \$_ eq 'GLOB'; |
| 61 |
$_ = &{'overload::StrVal'}($_) |
| 62 |
if $bareStringify and ref $_ |
| 63 |
and %overload:: and defined &{'overload::StrVal'}; |
| 64 |
|
| 65 |
if ($tick eq 'auto') { |
| 66 |
if (/[\000-\011\013-\037\177]/) { |
| 67 |
$tick = '"'; |
| 68 |
}else { |
| 69 |
$tick = "'"; |
| 70 |
} |
| 71 |
} |
| 72 |
if ($tick eq "'") { |
| 73 |
s/([\'\\])/\\$1/g; |
| 74 |
} elsif ($unctrl eq 'unctrl') { |
| 75 |
s/([\"\\])/\\$1/g ; |
| 76 |
s/([\000-\037\177])/'^'.pack('c',ord($1)^64)/eg; |
| 77 |
# uniescape? |
| 78 |
s/([\200-\377])/'\\0x'.sprintf('%2X',ord($1))/eg |
| 79 |
if $quoteHighBit; |
| 80 |
} elsif ($unctrl eq 'quote') { |
| 81 |
s/([\"\\\$\@])/\\$1/g if $tick eq '"'; |
| 82 |
s/\033/\\e/g; |
| 83 |
s/([\000-\037\177])/'\\c'.chr(ord($1)^64)/eg; |
| 84 |
} |
| 85 |
$_ = uniescape($_); |
| 86 |
s/([\200-\377])/'\\'.sprintf('%3o',ord($1))/eg if $quoteHighBit; |
| 87 |
($noticks || /^\d+(\.\d*)?\Z/) |
| 88 |
? $_ |
| 89 |
: $tick . $_ . $tick; |
| 90 |
} |
| 91 |
|
| 92 |
sub ShortArray { |
| 93 |
my $tArrayDepth = $#{$_[0]} ; |
| 94 |
$tArrayDepth = $#{$_[0]} < $arrayDepth-1 ? $#{$_[0]} : $arrayDepth-1 |
| 95 |
unless $arrayDepth eq '' ; |
| 96 |
my $shortmore = ""; |
| 97 |
$shortmore = " ..." if $tArrayDepth < $#{$_[0]} ; |
| 98 |
if (!grep(ref $_, @{$_[0]})) { |
| 99 |
$short = "0..$#{$_[0]} '" . |
| 100 |
join("' '", @{$_[0]}[0..$tArrayDepth]) . "'$shortmore"; |
| 101 |
return $short if length $short <= $compactDump; |
| 102 |
} |
| 103 |
undef; |
| 104 |
} |
| 105 |
|
| 106 |
sub DumpElem { |
| 107 |
my $short = &stringify($_[0], ref $_[0]); |
| 108 |
if ($veryCompact && ref $_[0] |
| 109 |
&& (ref $_[0] eq 'ARRAY' and !grep(ref $_, @{$_[0]}) )) { |
| 110 |
my $end = "0..$#{$v} '" . |
| 111 |
join("' '", @{$_[0]}[0..$tArrayDepth]) . "'$shortmore"; |
| 112 |
} elsif ($veryCompact && ref $_[0] |
| 113 |
&& (ref $_[0] eq 'HASH') and !grep(ref $_, values %{$_[0]})) { |
| 114 |
my $end = 1; |
| 115 |
$short = $sp . "0..$#{$v} '" . |
| 116 |
join("' '", @{$v}[0..$tArrayDepth]) . "'$shortmore"; |
| 117 |
} else { |
| 118 |
print "$short\n"; |
| 119 |
unwrap($_[0],$_[1],$_[2]) if ref $_[0]; |
| 120 |
} |
| 121 |
} |
| 122 |
|
| 123 |
sub unwrap { |
| 124 |
return if $DB::signal; |
| 125 |
local($v) = shift ; |
| 126 |
local($s) = shift ; # extra no of spaces |
| 127 |
local($m) = shift ; # maximum recursion depth |
| 128 |
return if $m == 0; |
| 129 |
local(%v,@v,$sp,$value,$key,@sortKeys,$more,$shortmore,$short) ; |
| 130 |
local($tHashDepth,$tArrayDepth) ; |
| 131 |
|
| 132 |
$sp = " " x $s ; |
| 133 |
$s += 3 ; |
| 134 |
|
| 135 |
# Check for reused addresses |
| 136 |
if (ref $v) { |
| 137 |
my $val = $v; |
| 138 |
$val = &{'overload::StrVal'}($v) |
| 139 |
if %overload:: and defined &{'overload::StrVal'}; |
| 140 |
# Match type and address. |
| 141 |
# Unblessed references will look like TYPE(0x...) |
| 142 |
# Blessed references will look like Class=TYPE(0x...) |
| 143 |
($start_part, $val) = split /=/,$val; |
| 144 |
$val = $start_part unless defined $val; |
| 145 |
($item_type, $address) = |
| 146 |
$val =~ /([^\(]+) # Keep stuff that's |
| 147 |
# not an open paren |
| 148 |
\( # Skip open paren |
| 149 |
(0x[0-9a-f]+) # Save the address |
| 150 |
\) # Skip close paren |
| 151 |
$/x; # Should be at end now |
| 152 |
|
| 153 |
if (!$dumpReused && defined $address) { |
| 154 |
$address{$address}++ ; |
| 155 |
if ( $address{$address} > 1 ) { |
| 156 |
print "${sp}-> REUSED_ADDRESS\n" ; |
| 157 |
return ; |
| 158 |
} |
| 159 |
} |
| 160 |
} elsif (ref \$v eq 'GLOB') { |
| 161 |
# This is a raw glob. Special handling for that. |
| 162 |
$address = "$v" . ""; # To avoid a bug with globs |
| 163 |
$address{$address}++ ; |
| 164 |
if ( $address{$address} > 1 ) { |
| 165 |
print "${sp}*DUMPED_GLOB*\n" ; |
| 166 |
return ; |
| 167 |
} |
| 168 |
} |
| 169 |
|
| 170 |
if (ref $v eq 'Regexp') { |
| 171 |
# Reformat the regexp to look the standard way. |
| 172 |
my $re = "$v"; |
| 173 |
$re =~ s,/,\\/,g; |
| 174 |
print "$sp-> qr/$re/\n"; |
| 175 |
return; |
| 176 |
} |
| 177 |
|
| 178 |
if ( $item_type eq 'HASH' ) { |
| 179 |
# Hash ref or hash-based object. |
| 180 |
my @sortKeys = sort keys(%$v) ; |
| 181 |
undef $more ; |
| 182 |
$tHashDepth = $#sortKeys ; |
| 183 |
$tHashDepth = $#sortKeys < $hashDepth-1 ? $#sortKeys : $hashDepth-1 |
| 184 |
unless $hashDepth eq '' ; |
| 185 |
$more = "....\n" if $tHashDepth < $#sortKeys ; |
| 186 |
$shortmore = ""; |
| 187 |
$shortmore = ", ..." if $tHashDepth < $#sortKeys ; |
| 188 |
$#sortKeys = $tHashDepth ; |
| 189 |
if ($compactDump && !grep(ref $_, values %{$v})) { |
| 190 |
#$short = $sp . |
| 191 |
# (join ', ', |
| 192 |
# Next row core dumps during require from DB on 5.000, even with map {"_"} |
| 193 |
# map {&stringify($_) . " => " . &stringify($v->{$_})} |
| 194 |
# @sortKeys) . "'$shortmore"; |
| 195 |
$short = $sp; |
| 196 |
my @keys; |
| 197 |
for (@sortKeys) { |
| 198 |
push @keys, &stringify($_) . " => " . &stringify($v->{$_}); |
| 199 |
} |
| 200 |
$short .= join ', ', @keys; |
| 201 |
$short .= $shortmore; |
| 202 |
(print "$short\n"), return if length $short <= $compactDump; |
| 203 |
} |
| 204 |
for $key (@sortKeys) { |
| 205 |
return if $DB::signal; |
| 206 |
$value = $ {$v}{$key} ; |
| 207 |
print "$sp", &stringify($key), " => "; |
| 208 |
DumpElem $value, $s, $m-1; |
| 209 |
} |
| 210 |
print "$sp empty hash\n" unless @sortKeys; |
| 211 |
print "$sp$more" if defined $more ; |
| 212 |
} elsif ( $item_type eq 'ARRAY' ) { |
| 213 |
# Array ref or array-based object. Also: undef. |
| 214 |
# See how big the array is. |
| 215 |
$tArrayDepth = $#{$v} ; |
| 216 |
undef $more ; |
| 217 |
# Bigger than the max? |
| 218 |
$tArrayDepth = $#{$v} < $arrayDepth-1 ? $#{$v} : $arrayDepth-1 |
| 219 |
if defined $arrayDepth && $arrayDepth ne ''; |
| 220 |
# Yep. Don't show it all. |
| 221 |
$more = "....\n" if $tArrayDepth < $#{$v} ; |
| 222 |
$shortmore = ""; |
| 223 |
$shortmore = " ..." if $tArrayDepth < $#{$v} ; |
| 224 |
|
| 225 |
if ($compactDump && !grep(ref $_, @{$v})) { |
| 226 |
if ($#$v >= 0) { |
| 227 |
$short = $sp . "0..$#{$v} " . |
| 228 |
join(" ", |
| 229 |
map {exists $v->[$_] ? stringify $v->[$_] : "empty"} ($[..$tArrayDepth) |
| 230 |
) . "$shortmore"; |
| 231 |
} else { |
| 232 |
$short = $sp . "empty array"; |
| 233 |
} |
| 234 |
(print "$short\n"), return if length $short <= $compactDump; |
| 235 |
} |
| 236 |
#if ($compactDump && $short = ShortArray($v)) { |
| 237 |
# print "$short\n"; |
| 238 |
# return; |
| 239 |
#} |
| 240 |
for $num ($[ .. $tArrayDepth) { |
| 241 |
return if $DB::signal; |
| 242 |
print "$sp$num "; |
| 243 |
if (exists $v->[$num]) { |
| 244 |
if (defined $v->[$num]) { |
| 245 |
DumpElem $v->[$num], $s, $m-1; |
| 246 |
} |
| 247 |
else { |
| 248 |
print "undef\n"; |
| 249 |
} |
| 250 |
} else { |
| 251 |
print "empty slot\n"; |
| 252 |
} |
| 253 |
} |
| 254 |
print "$sp empty array\n" unless @$v; |
| 255 |
print "$sp$more" if defined $more ; |
| 256 |
} elsif ( $item_type eq 'SCALAR' ) { |
| 257 |
unless (defined $$v) { |
| 258 |
print "$sp-> undef\n"; |
| 259 |
return; |
| 260 |
} |
| 261 |
print "$sp-> "; |
| 262 |
DumpElem $$v, $s, $m-1; |
| 263 |
} elsif ( $item_type eq 'REF' ) { |
| 264 |
print "$sp-> $$v\n"; |
| 265 |
return unless defined $$v; |
| 266 |
unwrap($$v, $s+3, $m-1); |
| 267 |
} elsif ( $item_type eq 'CODE' ) { |
| 268 |
# Code object or reference. |
| 269 |
print "$sp-> "; |
| 270 |
dumpsub (0, $v); |
| 271 |
} elsif ( $item_type eq 'GLOB' ) { |
| 272 |
# Glob object or reference. |
| 273 |
print "$sp-> ",&stringify($$v,1),"\n"; |
| 274 |
if ($globPrint) { |
| 275 |
$s += 3; |
| 276 |
dumpglob($s, "{$$v}", $$v, 1, $m-1); |
| 277 |
} elsif (defined ($fileno = fileno($v))) { |
| 278 |
print( (' ' x ($s+3)) . "FileHandle({$$v}) => fileno($fileno)\n" ); |
| 279 |
} |
| 280 |
} elsif (ref \$v eq 'GLOB') { |
| 281 |
# Raw glob (again?) |
| 282 |
if ($globPrint) { |
| 283 |
dumpglob($s, "{$v}", $v, 1, $m-1) if $globPrint; |
| 284 |
} elsif (defined ($fileno = fileno(\$v))) { |
| 285 |
print( (' ' x $s) . "FileHandle({$v}) => fileno($fileno)\n" ); |
| 286 |
} |
| 287 |
} |
| 288 |
} |
| 289 |
|
| 290 |
sub matchlex { |
| 291 |
(my $var = $_[0]) =~ s/.//; |
| 292 |
$var eq $_[1] or |
| 293 |
($_[1] =~ /^([!~])(.)([\x00-\xff]*)/) and |
| 294 |
($1 eq '!') ^ (eval { $var =~ /$2$3/ }); |
| 295 |
} |
| 296 |
|
| 297 |
sub matchvar { |
| 298 |
$_[0] eq $_[1] or |
| 299 |
($_[1] =~ /^([!~])(.)([\x00-\xff]*)/) and |
| 300 |
($1 eq '!') ^ (eval {($_[2] . "::" . $_[0]) =~ /$2$3/}); |
| 301 |
} |
| 302 |
|
| 303 |
sub compactDump { |
| 304 |
$compactDump = shift if @_; |
| 305 |
$compactDump = 6*80-1 if $compactDump and $compactDump < 2; |
| 306 |
$compactDump; |
| 307 |
} |
| 308 |
|
| 309 |
sub veryCompact { |
| 310 |
$veryCompact = shift if @_; |
| 311 |
compactDump(1) if !$compactDump and $veryCompact; |
| 312 |
$veryCompact; |
| 313 |
} |
| 314 |
|
| 315 |
sub unctrlSet { |
| 316 |
if (@_) { |
| 317 |
my $in = shift; |
| 318 |
if ($in eq 'unctrl' or $in eq 'quote') { |
| 319 |
$unctrl = $in; |
| 320 |
} else { |
| 321 |
print "Unknown value for `unctrl'.\n"; |
| 322 |
} |
| 323 |
} |
| 324 |
$unctrl; |
| 325 |
} |
| 326 |
|
| 327 |
sub quote { |
| 328 |
if (@_ and $_[0] eq '"') { |
| 329 |
$tick = '"'; |
| 330 |
$unctrl = 'quote'; |
| 331 |
} elsif (@_ and $_[0] eq 'auto') { |
| 332 |
$tick = 'auto'; |
| 333 |
$unctrl = 'quote'; |
| 334 |
} elsif (@_) { # Need to set |
| 335 |
$tick = "'"; |
| 336 |
$unctrl = 'unctrl'; |
| 337 |
} |
| 338 |
$tick; |
| 339 |
} |
| 340 |
|
| 341 |
sub dumpglob { |
| 342 |
return if $DB::signal; |
| 343 |
my ($off,$key, $val, $all, $m) = @_; |
| 344 |
local(*entry) = $val; |
| 345 |
my $fileno; |
| 346 |
if (($key !~ /^_</ or $dumpDBFiles) and defined $entry) { |
| 347 |
print( (' ' x $off) . "\$", &unctrl($key), " = " ); |
| 348 |
DumpElem $entry, 3+$off, $m; |
| 349 |
} |
| 350 |
if (($key !~ /^_</ or $dumpDBFiles) and @entry) { |
| 351 |
print( (' ' x $off) . "\@$key = (\n" ); |
| 352 |
unwrap(\@entry,3+$off,$m) ; |
| 353 |
print( (' ' x $off) . ")\n" ); |
| 354 |
} |
| 355 |
if ($key ne "main::" && $key ne "DB::" && %entry |
| 356 |
&& ($dumpPackages or $key !~ /::$/) |
| 357 |
&& ($key !~ /^_</ or $dumpDBFiles) |
| 358 |
&& !($package eq "dumpvar" and $key eq "stab")) { |
| 359 |
print( (' ' x $off) . "\%$key = (\n" ); |
| 360 |
unwrap(\%entry,3+$off,$m) ; |
| 361 |
print( (' ' x $off) . ")\n" ); |
| 362 |
} |
| 363 |
if (defined ($fileno = fileno(*entry))) { |
| 364 |
print( (' ' x $off) . "FileHandle($key) => fileno($fileno)\n" ); |
| 365 |
} |
| 366 |
if ($all) { |
| 367 |
if (defined &entry) { |
| 368 |
dumpsub($off, $key); |
| 369 |
} |
| 370 |
} |
| 371 |
} |
| 372 |
|
| 373 |
sub dumplex { |
| 374 |
return if $DB::signal; |
| 375 |
my ($key, $val, $m, @vars) = @_; |
| 376 |
return if @vars && !grep( matchlex($key, $_), @vars ); |
| 377 |
local %address; |
| 378 |
my $off = 0; # It reads better this way |
| 379 |
my $fileno; |
| 380 |
if (UNIVERSAL::isa($val,'ARRAY')) { |
| 381 |
print( (' ' x $off) . "$key = (\n" ); |
| 382 |
unwrap($val,3+$off,$m) ; |
| 383 |
print( (' ' x $off) . ")\n" ); |
| 384 |
} |
| 385 |
elsif (UNIVERSAL::isa($val,'HASH')) { |
| 386 |
print( (' ' x $off) . "$key = (\n" ); |
| 387 |
unwrap($val,3+$off,$m) ; |
| 388 |
print( (' ' x $off) . ")\n" ); |
| 389 |
} |
| 390 |
elsif (UNIVERSAL::isa($val,'IO')) { |
| 391 |
print( (' ' x $off) . "FileHandle($key) => fileno($fileno)\n" ); |
| 392 |
} |
| 393 |
# No lexical subroutines yet... |
| 394 |
# elsif (UNIVERSAL::isa($val,'CODE')) { |
| 395 |
# dumpsub($off, $$val); |
| 396 |
# } |
| 397 |
else { |
| 398 |
print( (' ' x $off) . &unctrl($key), " = " ); |
| 399 |
DumpElem $$val, 3+$off, $m; |
| 400 |
} |
| 401 |
} |
| 402 |
|
| 403 |
sub CvGV_name_or_bust { |
| 404 |
my $in = shift; |
| 405 |
return if $skipCvGV; # Backdoor to avoid problems if XS broken... |
| 406 |
$in = \&$in; # Hard reference... |
| 407 |
eval {require Devel::Peek; 1} or return; |
| 408 |
my $gv = Devel::Peek::CvGV($in) or return; |
| 409 |
*$gv{PACKAGE} . '::' . *$gv{NAME}; |
| 410 |
} |
| 411 |
|
| 412 |
sub dumpsub { |
| 413 |
my ($off,$sub) = @_; |
| 414 |
my $ini = $sub; |
| 415 |
my $s; |
| 416 |
$sub = $1 if $sub =~ /^\{\*(.*)\}$/; |
| 417 |
my $subref = defined $1 ? \&$sub : \&$ini; |
| 418 |
my $place = $DB::sub{$sub} || (($s = $subs{"$subref"}) && $DB::sub{$s}) |
| 419 |
|| (($s = CvGV_name_or_bust($subref)) && $DB::sub{$s}) |
| 420 |
|| ($subdump && ($s = findsubs("$subref")) && $DB::sub{$s}); |
| 421 |
$place = '???' unless defined $place; |
| 422 |
$s = $sub unless defined $s; |
| 423 |
print( (' ' x $off) . "&$s in $place\n" ); |
| 424 |
} |
| 425 |
|
| 426 |
sub findsubs { |
| 427 |
return undef unless %DB::sub; |
| 428 |
my ($addr, $name, $loc); |
| 429 |
while (($name, $loc) = each %DB::sub) { |
| 430 |
$addr = \&$name; |
| 431 |
$subs{"$addr"} = $name; |
| 432 |
} |
| 433 |
$subdump = 0; |
| 434 |
$subs{ shift() }; |
| 435 |
} |
| 436 |
|
| 437 |
sub main::dumpvar { |
| 438 |
my ($package,$m,@vars) = @_; |
| 439 |
local(%address,$key,$val,$^W); |
| 440 |
$package .= "::" unless $package =~ /::$/; |
| 441 |
*stab = *{"main::"}; |
| 442 |
while ($package =~ /(\w+?::)/g){ |
| 443 |
*stab = $ {stab}{$1}; |
| 444 |
} |
| 445 |
local $TotalStrings = 0; |
| 446 |
local $Strings = 0; |
| 447 |
local $CompleteTotal = 0; |
| 448 |
while (($key,$val) = each(%stab)) { |
| 449 |
return if $DB::signal; |
| 450 |
next if @vars && !grep( matchvar($key, $_), @vars ); |
| 451 |
if ($usageOnly) { |
| 452 |
globUsage(\$val, $key) |
| 453 |
if ($package ne 'dumpvar' or $key ne 'stab') |
| 454 |
and ref(\$val) eq 'GLOB'; |
| 455 |
} else { |
| 456 |
dumpglob(0,$key, $val, 0, $m); |
| 457 |
} |
| 458 |
} |
| 459 |
if ($usageOnly) { |
| 460 |
print "String space: $TotalStrings bytes in $Strings strings.\n"; |
| 461 |
$CompleteTotal += $TotalStrings; |
| 462 |
print "Grand total = $CompleteTotal bytes (1 level deep) + overhead.\n"; |
| 463 |
} |
| 464 |
} |
| 465 |
|
| 466 |
sub scalarUsage { |
| 467 |
my $size = length($_[0]); |
| 468 |
$TotalStrings += $size; |
| 469 |
$Strings++; |
| 470 |
$size; |
| 471 |
} |
| 472 |
|
| 473 |
sub arrayUsage { # array ref, name |
| 474 |
my $size = 0; |
| 475 |
map {$size += scalarUsage($_)} @{$_[0]}; |
| 476 |
my $len = @{$_[0]}; |
| 477 |
print "\@$_[1] = $len item", ($len > 1 ? "s" : ""), |
| 478 |
" (data: $size bytes)\n" |
| 479 |
if defined $_[1]; |
| 480 |
$CompleteTotal += $size; |
| 481 |
$size; |
| 482 |
} |
| 483 |
|
| 484 |
sub hashUsage { # hash ref, name |
| 485 |
my @keys = keys %{$_[0]}; |
| 486 |
my @values = values %{$_[0]}; |
| 487 |
my $keys = arrayUsage \@keys; |
| 488 |
my $values = arrayUsage \@values; |
| 489 |
my $len = @keys; |
| 490 |
my $total = $keys + $values; |
| 491 |
print "\%$_[1] = $len item", ($len > 1 ? "s" : ""), |
| 492 |
" (keys: $keys; values: $values; total: $total bytes)\n" |
| 493 |
if defined $_[1]; |
| 494 |
$total; |
| 495 |
} |
| 496 |
|
| 497 |
sub globUsage { # glob ref, name |
| 498 |
local *name = *{$_[0]}; |
| 499 |
$total = 0; |
| 500 |
$total += scalarUsage $name if defined $name; |
| 501 |
$total += arrayUsage \@name, $_[1] if @name; |
| 502 |
$total += hashUsage \%name, $_[1] if %name and $_[1] ne "main::" |
| 503 |
and $_[1] ne "DB::"; #and !($package eq "dumpvar" and $key eq "stab")); |
| 504 |
$total; |
| 505 |
} |
| 506 |
|
| 507 |
sub packageUsage { |
| 508 |
my ($package,@vars) = @_; |
| 509 |
$package .= "::" unless $package =~ /::$/; |
| 510 |
local *stab = *{"main::"}; |
| 511 |
while ($package =~ /(\w+?::)/g){ |
| 512 |
*stab = $ {stab}{$1}; |
| 513 |
} |
| 514 |
local $TotalStrings = 0; |
| 515 |
local $CompleteTotal = 0; |
| 516 |
my ($key,$val); |
| 517 |
while (($key,$val) = each(%stab)) { |
| 518 |
next if @vars && !grep($key eq $_,@vars); |
| 519 |
globUsage \$val, $key unless $package eq 'dumpvar' and $key eq 'stab'; |
| 520 |
} |
| 521 |
print "String space: $TotalStrings.\n"; |
| 522 |
$CompleteTotal += $TotalStrings; |
| 523 |
print "\nGrand total = $CompleteTotal bytes\n"; |
| 524 |
} |
| 525 |
|
| 526 |
1; |
| 527 |
|
