Commit | Line | Data |
---|---|---|
d338d6fe | 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; | |
54d04a52 | 22 | $tick = "auto" unless defined $tick; |
d338d6fe | 23 | $unctrl = 'quote' unless defined $unctrl; |
54d04a52 | 24 | $subdump = 1; |
22fae026 | 25 | $dumpReused = 0 unless defined $dumpReused; |
ee239bfe | 26 | $bareStringify = 1 unless defined $bareStringify; |
d338d6fe | 27 | |
28 | sub main::dumpValue { | |
29 | local %address; | |
b2391ea8 | 30 | local $^W=0; |
d338d6fe | 31 | (print "undef\n"), return unless defined $_[0]; |
32 | (print &stringify($_[0]), "\n"), return unless ref $_[0]; | |
f338af47 IZ |
33 | push @_, -1 if @_ == 1; |
34 | dumpvar::unwrap($_[0], 0, $_[1]); | |
d338d6fe | 35 | } |
36 | ||
37 | # This one is good for variable names: | |
38 | ||
39 | sub unctrl { | |
40 | local($_) = @_; | |
41 | local($v) ; | |
42 | ||
43 | return \$_ if ref \$_ eq "GLOB"; | |
44 | s/([\001-\037\177])/'^'.pack('c',ord($1)^64)/eg; | |
45 | $_; | |
46 | } | |
47 | ||
f8543d02 A |
48 | sub uniescape { |
49 | join("", | |
50 | map { $_ > 255 ? sprintf("\\x{%04X}", $_) : chr($_) } | |
51 | unpack("U*", $_[0])); | |
52 | } | |
53 | ||
d338d6fe | 54 | sub stringify { |
55 | local($_,$noticks) = @_; | |
56 | local($v) ; | |
54d04a52 | 57 | my $tick = $tick; |
d338d6fe | 58 | |
59 | return 'undef' unless defined $_ or not $printUndef; | |
60 | return $_ . "" if ref \$_ eq 'GLOB'; | |
ee239bfe IZ |
61 | $_ = &{'overload::StrVal'}($_) |
62 | if $bareStringify and ref $_ | |
475342a6 | 63 | and %overload:: and defined &{'overload::StrVal'}; |
ee239bfe | 64 | |
54d04a52 IZ |
65 | if ($tick eq 'auto') { |
66 | if (/[\000-\011\013-\037\177]/) { | |
67 | $tick = '"'; | |
68 | }else { | |
69 | $tick = "'"; | |
70 | } | |
71 | } | |
d338d6fe | 72 | if ($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; | |
f8543d02 | 77 | # uniescape? |
d338d6fe | 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; | |
bd6f3d36 | 83 | s/([\000-\037\177])/'\\c'._escaped_ord($1)/eg; |
d338d6fe | 84 | } |
f8543d02 | 85 | $_ = uniescape($_); |
d338d6fe | 86 | s/([\200-\377])/'\\'.sprintf('%3o',ord($1))/eg if $quoteHighBit; |
87 | ($noticks || /^\d+(\.\d*)?\Z/) | |
88 | ? $_ | |
89 | : $tick . $_ . $tick; | |
90 | } | |
91 | ||
bd6f3d36 MS |
92 | # Ensure a resulting \ is escaped to be \\ |
93 | sub _escaped_ord { | |
94 | my $chr = shift; | |
95 | $chr = chr(ord($chr)^64); | |
96 | $chr =~ s{\\}{\\\\}g; | |
97 | return $chr; | |
98 | } | |
99 | ||
d338d6fe | 100 | sub ShortArray { |
101 | my $tArrayDepth = $#{$_[0]} ; | |
102 | $tArrayDepth = $#{$_[0]} < $arrayDepth-1 ? $#{$_[0]} : $arrayDepth-1 | |
103 | unless $arrayDepth eq '' ; | |
104 | my $shortmore = ""; | |
105 | $shortmore = " ..." if $tArrayDepth < $#{$_[0]} ; | |
106 | if (!grep(ref $_, @{$_[0]})) { | |
107 | $short = "0..$#{$_[0]} '" . | |
108 | join("' '", @{$_[0]}[0..$tArrayDepth]) . "'$shortmore"; | |
109 | return $short if length $short <= $compactDump; | |
110 | } | |
111 | undef; | |
112 | } | |
113 | ||
114 | sub DumpElem { | |
115 | my $short = &stringify($_[0], ref $_[0]); | |
116 | if ($veryCompact && ref $_[0] | |
117 | && (ref $_[0] eq 'ARRAY' and !grep(ref $_, @{$_[0]}) )) { | |
118 | my $end = "0..$#{$v} '" . | |
119 | join("' '", @{$_[0]}[0..$tArrayDepth]) . "'$shortmore"; | |
120 | } elsif ($veryCompact && ref $_[0] | |
121 | && (ref $_[0] eq 'HASH') and !grep(ref $_, values %{$_[0]})) { | |
122 | my $end = 1; | |
123 | $short = $sp . "0..$#{$v} '" . | |
124 | join("' '", @{$v}[0..$tArrayDepth]) . "'$shortmore"; | |
125 | } else { | |
126 | print "$short\n"; | |
9bcb75ad | 127 | unwrap($_[0],$_[1],$_[2]) if ref $_[0]; |
d338d6fe | 128 | } |
129 | } | |
130 | ||
131 | sub unwrap { | |
132 | return if $DB::signal; | |
133 | local($v) = shift ; | |
134 | local($s) = shift ; # extra no of spaces | |
d03c2a1b MJD |
135 | local($m) = shift ; # maximum recursion depth |
136 | return if $m == 0; | |
ee239bfe | 137 | local(%v,@v,$sp,$value,$key,@sortKeys,$more,$shortmore,$short) ; |
d338d6fe | 138 | local($tHashDepth,$tArrayDepth) ; |
139 | ||
140 | $sp = " " x $s ; | |
141 | $s += 3 ; | |
142 | ||
143 | # Check for reused addresses | |
144 | if (ref $v) { | |
ee239bfe IZ |
145 | my $val = $v; |
146 | $val = &{'overload::StrVal'}($v) | |
475342a6 | 147 | if %overload:: and defined &{'overload::StrVal'}; |
9bcb75ad JM |
148 | # Match type and address. |
149 | # Unblessed references will look like TYPE(0x...) | |
150 | # Blessed references will look like Class=TYPE(0x...) | |
151 | ($start_part, $val) = split /=/,$val; | |
152 | $val = $start_part unless defined $val; | |
153 | ($item_type, $address) = | |
154 | $val =~ /([^\(]+) # Keep stuff that's | |
155 | # not an open paren | |
156 | \( # Skip open paren | |
157 | (0x[0-9a-f]+) # Save the address | |
158 | \) # Skip close paren | |
159 | $/x; # Should be at end now | |
160 | ||
22fae026 | 161 | if (!$dumpReused && defined $address) { |
d338d6fe | 162 | $address{$address}++ ; |
163 | if ( $address{$address} > 1 ) { | |
164 | print "${sp}-> REUSED_ADDRESS\n" ; | |
165 | return ; | |
166 | } | |
167 | } | |
168 | } elsif (ref \$v eq 'GLOB') { | |
9bcb75ad | 169 | # This is a raw glob. Special handling for that. |
d338d6fe | 170 | $address = "$v" . ""; # To avoid a bug with globs |
171 | $address{$address}++ ; | |
172 | if ( $address{$address} > 1 ) { | |
173 | print "${sp}*DUMPED_GLOB*\n" ; | |
174 | return ; | |
175 | } | |
176 | } | |
177 | ||
7894fbab | 178 | if (ref $v eq 'Regexp') { |
9bcb75ad | 179 | # Reformat the regexp to look the standard way. |
7894fbab GS |
180 | my $re = "$v"; |
181 | $re =~ s,/,\\/,g; | |
182 | print "$sp-> qr/$re/\n"; | |
183 | return; | |
184 | } | |
185 | ||
9bcb75ad JM |
186 | if ( $item_type eq 'HASH' ) { |
187 | # Hash ref or hash-based object. | |
188 | my @sortKeys = sort keys(%$v) ; | |
d338d6fe | 189 | undef $more ; |
190 | $tHashDepth = $#sortKeys ; | |
191 | $tHashDepth = $#sortKeys < $hashDepth-1 ? $#sortKeys : $hashDepth-1 | |
192 | unless $hashDepth eq '' ; | |
193 | $more = "....\n" if $tHashDepth < $#sortKeys ; | |
194 | $shortmore = ""; | |
195 | $shortmore = ", ..." if $tHashDepth < $#sortKeys ; | |
196 | $#sortKeys = $tHashDepth ; | |
197 | if ($compactDump && !grep(ref $_, values %{$v})) { | |
198 | #$short = $sp . | |
199 | # (join ', ', | |
200 | # Next row core dumps during require from DB on 5.000, even with map {"_"} | |
201 | # map {&stringify($_) . " => " . &stringify($v->{$_})} | |
202 | # @sortKeys) . "'$shortmore"; | |
203 | $short = $sp; | |
204 | my @keys; | |
205 | for (@sortKeys) { | |
206 | push @keys, &stringify($_) . " => " . &stringify($v->{$_}); | |
207 | } | |
208 | $short .= join ', ', @keys; | |
209 | $short .= $shortmore; | |
210 | (print "$short\n"), return if length $short <= $compactDump; | |
211 | } | |
212 | for $key (@sortKeys) { | |
213 | return if $DB::signal; | |
214 | $value = $ {$v}{$key} ; | |
215 | print "$sp", &stringify($key), " => "; | |
d03c2a1b | 216 | DumpElem $value, $s, $m-1; |
d338d6fe | 217 | } |
218 | print "$sp empty hash\n" unless @sortKeys; | |
219 | print "$sp$more" if defined $more ; | |
9bcb75ad JM |
220 | } elsif ( $item_type eq 'ARRAY' ) { |
221 | # Array ref or array-based object. Also: undef. | |
222 | # See how big the array is. | |
d338d6fe | 223 | $tArrayDepth = $#{$v} ; |
224 | undef $more ; | |
9bcb75ad | 225 | # Bigger than the max? |
d338d6fe | 226 | $tArrayDepth = $#{$v} < $arrayDepth-1 ? $#{$v} : $arrayDepth-1 |
600d99fa | 227 | if defined $arrayDepth && $arrayDepth ne ''; |
9bcb75ad | 228 | # Yep. Don't show it all. |
d338d6fe | 229 | $more = "....\n" if $tArrayDepth < $#{$v} ; |
230 | $shortmore = ""; | |
231 | $shortmore = " ..." if $tArrayDepth < $#{$v} ; | |
9bcb75ad | 232 | |
d338d6fe | 233 | if ($compactDump && !grep(ref $_, @{$v})) { |
234 | if ($#$v >= 0) { | |
54d04a52 IZ |
235 | $short = $sp . "0..$#{$v} " . |
236 | join(" ", | |
d9182636 GS |
237 | map {exists $v->[$_] ? stringify $v->[$_] : "empty"} ($[..$tArrayDepth) |
238 | ) . "$shortmore"; | |
d338d6fe | 239 | } else { |
240 | $short = $sp . "empty array"; | |
241 | } | |
242 | (print "$short\n"), return if length $short <= $compactDump; | |
243 | } | |
244 | #if ($compactDump && $short = ShortArray($v)) { | |
245 | # print "$short\n"; | |
246 | # return; | |
247 | #} | |
248 | for $num ($[ .. $tArrayDepth) { | |
249 | return if $DB::signal; | |
250 | print "$sp$num "; | |
d9182636 | 251 | if (exists $v->[$num]) { |
9bcb75ad JM |
252 | if (defined $v->[$num]) { |
253 | DumpElem $v->[$num], $s, $m-1; | |
254 | } | |
255 | else { | |
256 | print "undef\n"; | |
257 | } | |
d9182636 GS |
258 | } else { |
259 | print "empty slot\n"; | |
260 | } | |
d338d6fe | 261 | } |
262 | print "$sp empty array\n" unless @$v; | |
263 | print "$sp$more" if defined $more ; | |
9bcb75ad JM |
264 | } elsif ( $item_type eq 'SCALAR' ) { |
265 | unless (defined $$v) { | |
266 | print "$sp-> undef\n"; | |
267 | return; | |
268 | } | |
d338d6fe | 269 | print "$sp-> "; |
d03c2a1b | 270 | DumpElem $$v, $s, $m-1; |
9bcb75ad JM |
271 | } elsif ( $item_type eq 'REF' ) { |
272 | print "$sp-> $$v\n"; | |
273 | return unless defined $$v; | |
274 | unwrap($$v, $s+3, $m-1); | |
275 | } elsif ( $item_type eq 'CODE' ) { | |
276 | # Code object or reference. | |
54d04a52 IZ |
277 | print "$sp-> "; |
278 | dumpsub (0, $v); | |
9bcb75ad JM |
279 | } elsif ( $item_type eq 'GLOB' ) { |
280 | # Glob object or reference. | |
d338d6fe | 281 | print "$sp-> ",&stringify($$v,1),"\n"; |
282 | if ($globPrint) { | |
283 | $s += 3; | |
3a4b996c | 284 | dumpglob($s, "{$$v}", $$v, 1, $m-1); |
bef1d284 | 285 | } elsif (defined ($fileno = eval {fileno($v)})) { |
d338d6fe | 286 | print( (' ' x ($s+3)) . "FileHandle({$$v}) => fileno($fileno)\n" ); |
287 | } | |
288 | } elsif (ref \$v eq 'GLOB') { | |
9bcb75ad | 289 | # Raw glob (again?) |
d338d6fe | 290 | if ($globPrint) { |
3a4b996c | 291 | dumpglob($s, "{$v}", $v, 1, $m-1) if $globPrint; |
bef1d284 | 292 | } elsif (defined ($fileno = eval {fileno(\$v)})) { |
d338d6fe | 293 | print( (' ' x $s) . "FileHandle({$v}) => fileno($fileno)\n" ); |
294 | } | |
295 | } | |
296 | } | |
297 | ||
a7b657ee PS |
298 | sub matchlex { |
299 | (my $var = $_[0]) =~ s/.//; | |
300 | $var eq $_[1] or | |
301 | ($_[1] =~ /^([!~])(.)([\x00-\xff]*)/) and | |
302 | ($1 eq '!') ^ (eval { $var =~ /$2$3/ }); | |
303 | } | |
304 | ||
d338d6fe | 305 | sub matchvar { |
306 | $_[0] eq $_[1] or | |
b2391ea8 | 307 | ($_[1] =~ /^([!~])(.)([\x00-\xff]*)/) and |
308 | ($1 eq '!') ^ (eval {($_[2] . "::" . $_[0]) =~ /$2$3/}); | |
d338d6fe | 309 | } |
310 | ||
311 | sub compactDump { | |
312 | $compactDump = shift if @_; | |
313 | $compactDump = 6*80-1 if $compactDump and $compactDump < 2; | |
314 | $compactDump; | |
315 | } | |
316 | ||
317 | sub veryCompact { | |
318 | $veryCompact = shift if @_; | |
319 | compactDump(1) if !$compactDump and $veryCompact; | |
320 | $veryCompact; | |
321 | } | |
322 | ||
323 | sub unctrlSet { | |
324 | if (@_) { | |
325 | my $in = shift; | |
326 | if ($in eq 'unctrl' or $in eq 'quote') { | |
327 | $unctrl = $in; | |
328 | } else { | |
329 | print "Unknown value for `unctrl'.\n"; | |
330 | } | |
331 | } | |
332 | $unctrl; | |
333 | } | |
334 | ||
335 | sub quote { | |
336 | if (@_ and $_[0] eq '"') { | |
337 | $tick = '"'; | |
338 | $unctrl = 'quote'; | |
54d04a52 IZ |
339 | } elsif (@_ and $_[0] eq 'auto') { |
340 | $tick = 'auto'; | |
341 | $unctrl = 'quote'; | |
d338d6fe | 342 | } elsif (@_) { # Need to set |
343 | $tick = "'"; | |
344 | $unctrl = 'unctrl'; | |
345 | } | |
346 | $tick; | |
347 | } | |
348 | ||
349 | sub dumpglob { | |
350 | return if $DB::signal; | |
3a4b996c | 351 | my ($off,$key, $val, $all, $m) = @_; |
d338d6fe | 352 | local(*entry) = $val; |
353 | my $fileno; | |
54d04a52 | 354 | if (($key !~ /^_</ or $dumpDBFiles) and defined $entry) { |
d338d6fe | 355 | print( (' ' x $off) . "\$", &unctrl($key), " = " ); |
3a4b996c | 356 | DumpElem $entry, 3+$off, $m; |
d338d6fe | 357 | } |
475342a6 | 358 | if (($key !~ /^_</ or $dumpDBFiles) and @entry) { |
d338d6fe | 359 | print( (' ' x $off) . "\@$key = (\n" ); |
3a4b996c | 360 | unwrap(\@entry,3+$off,$m) ; |
d338d6fe | 361 | print( (' ' x $off) . ")\n" ); |
362 | } | |
475342a6 | 363 | if ($key ne "main::" && $key ne "DB::" && %entry |
d338d6fe | 364 | && ($dumpPackages or $key !~ /::$/) |
54d04a52 | 365 | && ($key !~ /^_</ or $dumpDBFiles) |
d338d6fe | 366 | && !($package eq "dumpvar" and $key eq "stab")) { |
367 | print( (' ' x $off) . "\%$key = (\n" ); | |
3a4b996c | 368 | unwrap(\%entry,3+$off,$m) ; |
d338d6fe | 369 | print( (' ' x $off) . ")\n" ); |
370 | } | |
bef1d284 | 371 | if (defined ($fileno = eval{fileno(*entry)})) { |
d338d6fe | 372 | print( (' ' x $off) . "FileHandle($key) => fileno($fileno)\n" ); |
373 | } | |
374 | if ($all) { | |
375 | if (defined &entry) { | |
54d04a52 | 376 | dumpsub($off, $key); |
d338d6fe | 377 | } |
378 | } | |
379 | } | |
380 | ||
a7b657ee PS |
381 | sub dumplex { |
382 | return if $DB::signal; | |
383 | my ($key, $val, $m, @vars) = @_; | |
384 | return if @vars && !grep( matchlex($key, $_), @vars ); | |
385 | local %address; | |
386 | my $off = 0; # It reads better this way | |
387 | my $fileno; | |
388 | if (UNIVERSAL::isa($val,'ARRAY')) { | |
389 | print( (' ' x $off) . "$key = (\n" ); | |
390 | unwrap($val,3+$off,$m) ; | |
391 | print( (' ' x $off) . ")\n" ); | |
392 | } | |
393 | elsif (UNIVERSAL::isa($val,'HASH')) { | |
394 | print( (' ' x $off) . "$key = (\n" ); | |
395 | unwrap($val,3+$off,$m) ; | |
396 | print( (' ' x $off) . ")\n" ); | |
397 | } | |
398 | elsif (UNIVERSAL::isa($val,'IO')) { | |
399 | print( (' ' x $off) . "FileHandle($key) => fileno($fileno)\n" ); | |
400 | } | |
401 | # No lexical subroutines yet... | |
402 | # elsif (UNIVERSAL::isa($val,'CODE')) { | |
403 | # dumpsub($off, $$val); | |
404 | # } | |
405 | else { | |
406 | print( (' ' x $off) . &unctrl($key), " = " ); | |
407 | DumpElem $$val, 3+$off, $m; | |
408 | } | |
409 | } | |
410 | ||
83ee9e09 GS |
411 | sub CvGV_name_or_bust { |
412 | my $in = shift; | |
413 | return if $skipCvGV; # Backdoor to avoid problems if XS broken... | |
414 | $in = \&$in; # Hard reference... | |
415 | eval {require Devel::Peek; 1} or return; | |
416 | my $gv = Devel::Peek::CvGV($in) or return; | |
417 | *$gv{PACKAGE} . '::' . *$gv{NAME}; | |
418 | } | |
419 | ||
54d04a52 IZ |
420 | sub dumpsub { |
421 | my ($off,$sub) = @_; | |
83ee9e09 GS |
422 | my $ini = $sub; |
423 | my $s; | |
54d04a52 | 424 | $sub = $1 if $sub =~ /^\{\*(.*)\}$/; |
83ee9e09 GS |
425 | my $subref = defined $1 ? \&$sub : \&$ini; |
426 | my $place = $DB::sub{$sub} || (($s = $subs{"$subref"}) && $DB::sub{$s}) | |
427 | || (($s = CvGV_name_or_bust($subref)) && $DB::sub{$s}) | |
428 | || ($subdump && ($s = findsubs("$subref")) && $DB::sub{$s}); | |
54d04a52 | 429 | $place = '???' unless defined $place; |
83ee9e09 GS |
430 | $s = $sub unless defined $s; |
431 | print( (' ' x $off) . "&$s in $place\n" ); | |
54d04a52 IZ |
432 | } |
433 | ||
434 | sub findsubs { | |
475342a6 | 435 | return undef unless %DB::sub; |
54d04a52 IZ |
436 | my ($addr, $name, $loc); |
437 | while (($name, $loc) = each %DB::sub) { | |
438 | $addr = \&$name; | |
439 | $subs{"$addr"} = $name; | |
440 | } | |
441 | $subdump = 0; | |
442 | $subs{ shift() }; | |
443 | } | |
444 | ||
d338d6fe | 445 | sub main::dumpvar { |
3a4b996c | 446 | my ($package,$m,@vars) = @_; |
b2391ea8 | 447 | local(%address,$key,$val,$^W); |
d338d6fe | 448 | $package .= "::" unless $package =~ /::$/; |
449 | *stab = *{"main::"}; | |
450 | while ($package =~ /(\w+?::)/g){ | |
451 | *stab = $ {stab}{$1}; | |
452 | } | |
453 | local $TotalStrings = 0; | |
454 | local $Strings = 0; | |
455 | local $CompleteTotal = 0; | |
456 | while (($key,$val) = each(%stab)) { | |
457 | return if $DB::signal; | |
458 | next if @vars && !grep( matchvar($key, $_), @vars ); | |
459 | if ($usageOnly) { | |
4c82ae22 GS |
460 | globUsage(\$val, $key) |
461 | if ($package ne 'dumpvar' or $key ne 'stab') | |
462 | and ref(\$val) eq 'GLOB'; | |
d338d6fe | 463 | } else { |
3a4b996c | 464 | dumpglob(0,$key, $val, 0, $m); |
d338d6fe | 465 | } |
466 | } | |
467 | if ($usageOnly) { | |
468 | print "String space: $TotalStrings bytes in $Strings strings.\n"; | |
469 | $CompleteTotal += $TotalStrings; | |
470 | print "Grand total = $CompleteTotal bytes (1 level deep) + overhead.\n"; | |
471 | } | |
472 | } | |
473 | ||
474 | sub scalarUsage { | |
475 | my $size = length($_[0]); | |
476 | $TotalStrings += $size; | |
477 | $Strings++; | |
478 | $size; | |
479 | } | |
480 | ||
481 | sub arrayUsage { # array ref, name | |
482 | my $size = 0; | |
483 | map {$size += scalarUsage($_)} @{$_[0]}; | |
484 | my $len = @{$_[0]}; | |
485 | print "\@$_[1] = $len item", ($len > 1 ? "s" : ""), | |
486 | " (data: $size bytes)\n" | |
487 | if defined $_[1]; | |
488 | $CompleteTotal += $size; | |
489 | $size; | |
490 | } | |
491 | ||
492 | sub hashUsage { # hash ref, name | |
493 | my @keys = keys %{$_[0]}; | |
494 | my @values = values %{$_[0]}; | |
495 | my $keys = arrayUsage \@keys; | |
496 | my $values = arrayUsage \@values; | |
497 | my $len = @keys; | |
498 | my $total = $keys + $values; | |
499 | print "\%$_[1] = $len item", ($len > 1 ? "s" : ""), | |
500 | " (keys: $keys; values: $values; total: $total bytes)\n" | |
501 | if defined $_[1]; | |
502 | $total; | |
503 | } | |
504 | ||
505 | sub globUsage { # glob ref, name | |
506 | local *name = *{$_[0]}; | |
507 | $total = 0; | |
508 | $total += scalarUsage $name if defined $name; | |
475342a6 GS |
509 | $total += arrayUsage \@name, $_[1] if @name; |
510 | $total += hashUsage \%name, $_[1] if %name and $_[1] ne "main::" | |
d338d6fe | 511 | and $_[1] ne "DB::"; #and !($package eq "dumpvar" and $key eq "stab")); |
512 | $total; | |
513 | } | |
514 | ||
515 | sub packageUsage { | |
516 | my ($package,@vars) = @_; | |
517 | $package .= "::" unless $package =~ /::$/; | |
518 | local *stab = *{"main::"}; | |
519 | while ($package =~ /(\w+?::)/g){ | |
520 | *stab = $ {stab}{$1}; | |
521 | } | |
522 | local $TotalStrings = 0; | |
523 | local $CompleteTotal = 0; | |
524 | my ($key,$val); | |
525 | while (($key,$val) = each(%stab)) { | |
526 | next if @vars && !grep($key eq $_,@vars); | |
527 | globUsage \$val, $key unless $package eq 'dumpvar' and $key eq 'stab'; | |
528 | } | |
529 | print "String space: $TotalStrings.\n"; | |
530 | $CompleteTotal += $TotalStrings; | |
531 | print "\nGrand total = $CompleteTotal bytes\n"; | |
532 | } | |
533 | ||
534 | 1; | |
535 |