Commit | Line | Data |
---|---|---|
0d0268b0 | 1 | require 5.014; # For more reliable $@ after eval |
d338d6fe | 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, $_[1]); | |
d338d6fe | 35 | } |
36 | ||
37 | # This one is good for variable names: | |
38 | ||
39 | sub unctrl { | |
6cee328e | 40 | for (my($dummy) = shift) { |
d338d6fe | 41 | local($v) ; |
42 | ||
43 | return \$_ if ref \$_ eq "GLOB"; | |
2f3efc97 JH |
44 | if (ord('A') == 193) { # EBCDIC. |
45 | # EBCDIC has no concept of "\cA" or "A" being related | |
46 | # to each other by a linear/boolean mapping. | |
47 | } else { | |
48 | s/([\001-\037\177])/'^'.pack('c',ord($1)^64)/eg; | |
49 | } | |
6cee328e FC |
50 | return $_; |
51 | } | |
d338d6fe | 52 | } |
53 | ||
f8543d02 A |
54 | sub uniescape { |
55 | join("", | |
56 | map { $_ > 255 ? sprintf("\\x{%04X}", $_) : chr($_) } | |
57 | unpack("U*", $_[0])); | |
58 | } | |
59 | ||
d338d6fe | 60 | sub stringify { |
0d0268b0 RS |
61 | my $string; |
62 | if (eval { $string = _stringify(@_); 1 }) { | |
63 | return $string; | |
64 | } | |
65 | ||
66 | return "<< value could not be dumped: $@ >>"; | |
67 | } | |
68 | ||
69 | sub _stringify { | |
6cee328e FC |
70 | (my $__, local $noticks) = @_; |
71 | for ($__) { | |
d338d6fe | 72 | local($v) ; |
54d04a52 | 73 | my $tick = $tick; |
d338d6fe | 74 | |
75 | return 'undef' unless defined $_ or not $printUndef; | |
76 | return $_ . "" if ref \$_ eq 'GLOB'; | |
ee239bfe IZ |
77 | $_ = &{'overload::StrVal'}($_) |
78 | if $bareStringify and ref $_ | |
475342a6 | 79 | and %overload:: and defined &{'overload::StrVal'}; |
ee239bfe | 80 | |
54d04a52 | 81 | if ($tick eq 'auto') { |
2f3efc97 JH |
82 | if (ord('A') == 193) { |
83 | if (/[\000-\011]/ or /[\013-\024\31-\037\177]/) { | |
84 | $tick = '"'; | |
85 | } else { | |
86 | $tick = "'"; | |
87 | } | |
88 | } else { | |
89 | if (/[\000-\011\013-\037\177]/) { | |
90 | $tick = '"'; | |
91 | } else { | |
92 | $tick = "'"; | |
93 | } | |
94 | } | |
54d04a52 | 95 | } |
d338d6fe | 96 | if ($tick eq "'") { |
97 | s/([\'\\])/\\$1/g; | |
98 | } elsif ($unctrl eq 'unctrl') { | |
99 | s/([\"\\])/\\$1/g ; | |
100 | s/([\000-\037\177])/'^'.pack('c',ord($1)^64)/eg; | |
f8543d02 | 101 | # uniescape? |
d338d6fe | 102 | s/([\200-\377])/'\\0x'.sprintf('%2X',ord($1))/eg |
103 | if $quoteHighBit; | |
104 | } elsif ($unctrl eq 'quote') { | |
105 | s/([\"\\\$\@])/\\$1/g if $tick eq '"'; | |
106 | s/\033/\\e/g; | |
2f3efc97 JH |
107 | if (ord('A') == 193) { # EBCDIC. |
108 | s/([\000-\037\177])/'\\c'.chr(193)/eg; # Unfinished. | |
109 | } else { | |
110 | s/([\000-\037\177])/'\\c'._escaped_ord($1)/eg; | |
111 | } | |
d338d6fe | 112 | } |
f8543d02 | 113 | $_ = uniescape($_); |
d338d6fe | 114 | s/([\200-\377])/'\\'.sprintf('%3o',ord($1))/eg if $quoteHighBit; |
6cee328e | 115 | return ($noticks || /^\d+(\.\d*)?\Z/) |
d338d6fe | 116 | ? $_ |
117 | : $tick . $_ . $tick; | |
6cee328e | 118 | } |
d338d6fe | 119 | } |
120 | ||
bd6f3d36 MS |
121 | # Ensure a resulting \ is escaped to be \\ |
122 | sub _escaped_ord { | |
123 | my $chr = shift; | |
124 | $chr = chr(ord($chr)^64); | |
125 | $chr =~ s{\\}{\\\\}g; | |
126 | return $chr; | |
127 | } | |
128 | ||
d338d6fe | 129 | sub ShortArray { |
130 | my $tArrayDepth = $#{$_[0]} ; | |
131 | $tArrayDepth = $#{$_[0]} < $arrayDepth-1 ? $#{$_[0]} : $arrayDepth-1 | |
132 | unless $arrayDepth eq '' ; | |
133 | my $shortmore = ""; | |
134 | $shortmore = " ..." if $tArrayDepth < $#{$_[0]} ; | |
135 | if (!grep(ref $_, @{$_[0]})) { | |
136 | $short = "0..$#{$_[0]} '" . | |
137 | join("' '", @{$_[0]}[0..$tArrayDepth]) . "'$shortmore"; | |
138 | return $short if length $short <= $compactDump; | |
139 | } | |
140 | undef; | |
141 | } | |
142 | ||
143 | sub DumpElem { | |
144 | my $short = &stringify($_[0], ref $_[0]); | |
145 | if ($veryCompact && ref $_[0] | |
146 | && (ref $_[0] eq 'ARRAY' and !grep(ref $_, @{$_[0]}) )) { | |
147 | my $end = "0..$#{$v} '" . | |
148 | join("' '", @{$_[0]}[0..$tArrayDepth]) . "'$shortmore"; | |
149 | } elsif ($veryCompact && ref $_[0] | |
150 | && (ref $_[0] eq 'HASH') and !grep(ref $_, values %{$_[0]})) { | |
151 | my $end = 1; | |
152 | $short = $sp . "0..$#{$v} '" . | |
153 | join("' '", @{$v}[0..$tArrayDepth]) . "'$shortmore"; | |
154 | } else { | |
155 | print "$short\n"; | |
9bcb75ad | 156 | unwrap($_[0],$_[1],$_[2]) if ref $_[0]; |
d338d6fe | 157 | } |
158 | } | |
159 | ||
160 | sub unwrap { | |
161 | return if $DB::signal; | |
162 | local($v) = shift ; | |
163 | local($s) = shift ; # extra no of spaces | |
d03c2a1b MJD |
164 | local($m) = shift ; # maximum recursion depth |
165 | return if $m == 0; | |
ee239bfe | 166 | local(%v,@v,$sp,$value,$key,@sortKeys,$more,$shortmore,$short) ; |
d338d6fe | 167 | local($tHashDepth,$tArrayDepth) ; |
168 | ||
169 | $sp = " " x $s ; | |
170 | $s += 3 ; | |
171 | ||
0d0268b0 | 172 | eval { |
d338d6fe | 173 | # Check for reused addresses |
174 | if (ref $v) { | |
ee239bfe IZ |
175 | my $val = $v; |
176 | $val = &{'overload::StrVal'}($v) | |
475342a6 | 177 | if %overload:: and defined &{'overload::StrVal'}; |
9bcb75ad JM |
178 | # Match type and address. |
179 | # Unblessed references will look like TYPE(0x...) | |
180 | # Blessed references will look like Class=TYPE(0x...) | |
6b1b4e01 | 181 | $val =~ s/^.*=//; # suppress the Class part, just keep TYPE(0x...) |
9bcb75ad JM |
182 | ($item_type, $address) = |
183 | $val =~ /([^\(]+) # Keep stuff that's | |
184 | # not an open paren | |
185 | \( # Skip open paren | |
186 | (0x[0-9a-f]+) # Save the address | |
187 | \) # Skip close paren | |
188 | $/x; # Should be at end now | |
189 | ||
22fae026 | 190 | if (!$dumpReused && defined $address) { |
d338d6fe | 191 | $address{$address}++ ; |
192 | if ( $address{$address} > 1 ) { | |
193 | print "${sp}-> REUSED_ADDRESS\n" ; | |
194 | return ; | |
195 | } | |
196 | } | |
197 | } elsif (ref \$v eq 'GLOB') { | |
9bcb75ad | 198 | # This is a raw glob. Special handling for that. |
d338d6fe | 199 | $address = "$v" . ""; # To avoid a bug with globs |
200 | $address{$address}++ ; | |
201 | if ( $address{$address} > 1 ) { | |
202 | print "${sp}*DUMPED_GLOB*\n" ; | |
203 | return ; | |
204 | } | |
205 | } | |
206 | ||
7894fbab | 207 | if (ref $v eq 'Regexp') { |
9bcb75ad | 208 | # Reformat the regexp to look the standard way. |
7894fbab GS |
209 | my $re = "$v"; |
210 | $re =~ s,/,\\/,g; | |
211 | print "$sp-> qr/$re/\n"; | |
212 | return; | |
213 | } | |
214 | ||
9bcb75ad JM |
215 | if ( $item_type eq 'HASH' ) { |
216 | # Hash ref or hash-based object. | |
217 | my @sortKeys = sort keys(%$v) ; | |
d338d6fe | 218 | undef $more ; |
219 | $tHashDepth = $#sortKeys ; | |
220 | $tHashDepth = $#sortKeys < $hashDepth-1 ? $#sortKeys : $hashDepth-1 | |
221 | unless $hashDepth eq '' ; | |
222 | $more = "....\n" if $tHashDepth < $#sortKeys ; | |
223 | $shortmore = ""; | |
224 | $shortmore = ", ..." if $tHashDepth < $#sortKeys ; | |
225 | $#sortKeys = $tHashDepth ; | |
226 | if ($compactDump && !grep(ref $_, values %{$v})) { | |
227 | #$short = $sp . | |
228 | # (join ', ', | |
229 | # Next row core dumps during require from DB on 5.000, even with map {"_"} | |
230 | # map {&stringify($_) . " => " . &stringify($v->{$_})} | |
231 | # @sortKeys) . "'$shortmore"; | |
232 | $short = $sp; | |
233 | my @keys; | |
234 | for (@sortKeys) { | |
235 | push @keys, &stringify($_) . " => " . &stringify($v->{$_}); | |
236 | } | |
237 | $short .= join ', ', @keys; | |
238 | $short .= $shortmore; | |
239 | (print "$short\n"), return if length $short <= $compactDump; | |
240 | } | |
241 | for $key (@sortKeys) { | |
242 | return if $DB::signal; | |
243 | $value = $ {$v}{$key} ; | |
244 | print "$sp", &stringify($key), " => "; | |
d03c2a1b | 245 | DumpElem $value, $s, $m-1; |
d338d6fe | 246 | } |
247 | print "$sp empty hash\n" unless @sortKeys; | |
248 | print "$sp$more" if defined $more ; | |
9bcb75ad JM |
249 | } elsif ( $item_type eq 'ARRAY' ) { |
250 | # Array ref or array-based object. Also: undef. | |
251 | # See how big the array is. | |
d338d6fe | 252 | $tArrayDepth = $#{$v} ; |
253 | undef $more ; | |
9bcb75ad | 254 | # Bigger than the max? |
d338d6fe | 255 | $tArrayDepth = $#{$v} < $arrayDepth-1 ? $#{$v} : $arrayDepth-1 |
600d99fa | 256 | if defined $arrayDepth && $arrayDepth ne ''; |
9bcb75ad | 257 | # Yep. Don't show it all. |
d338d6fe | 258 | $more = "....\n" if $tArrayDepth < $#{$v} ; |
259 | $shortmore = ""; | |
260 | $shortmore = " ..." if $tArrayDepth < $#{$v} ; | |
9bcb75ad | 261 | |
d338d6fe | 262 | if ($compactDump && !grep(ref $_, @{$v})) { |
263 | if ($#$v >= 0) { | |
54d04a52 IZ |
264 | $short = $sp . "0..$#{$v} " . |
265 | join(" ", | |
859172fe | 266 | map {exists $v->[$_] ? stringify $v->[$_] : "empty"} (0..$tArrayDepth) |
d9182636 | 267 | ) . "$shortmore"; |
d338d6fe | 268 | } else { |
269 | $short = $sp . "empty array"; | |
270 | } | |
271 | (print "$short\n"), return if length $short <= $compactDump; | |
272 | } | |
273 | #if ($compactDump && $short = ShortArray($v)) { | |
274 | # print "$short\n"; | |
275 | # return; | |
276 | #} | |
859172fe | 277 | for $num (0 .. $tArrayDepth) { |
d338d6fe | 278 | return if $DB::signal; |
279 | print "$sp$num "; | |
d9182636 | 280 | if (exists $v->[$num]) { |
9bcb75ad JM |
281 | if (defined $v->[$num]) { |
282 | DumpElem $v->[$num], $s, $m-1; | |
283 | } | |
284 | else { | |
285 | print "undef\n"; | |
286 | } | |
d9182636 GS |
287 | } else { |
288 | print "empty slot\n"; | |
289 | } | |
d338d6fe | 290 | } |
291 | print "$sp empty array\n" unless @$v; | |
292 | print "$sp$more" if defined $more ; | |
9bcb75ad JM |
293 | } elsif ( $item_type eq 'SCALAR' ) { |
294 | unless (defined $$v) { | |
295 | print "$sp-> undef\n"; | |
296 | return; | |
297 | } | |
d338d6fe | 298 | print "$sp-> "; |
d03c2a1b | 299 | DumpElem $$v, $s, $m-1; |
9bcb75ad JM |
300 | } elsif ( $item_type eq 'REF' ) { |
301 | print "$sp-> $$v\n"; | |
302 | return unless defined $$v; | |
303 | unwrap($$v, $s+3, $m-1); | |
304 | } elsif ( $item_type eq 'CODE' ) { | |
305 | # Code object or reference. | |
54d04a52 IZ |
306 | print "$sp-> "; |
307 | dumpsub (0, $v); | |
9bcb75ad JM |
308 | } elsif ( $item_type eq 'GLOB' ) { |
309 | # Glob object or reference. | |
d338d6fe | 310 | print "$sp-> ",&stringify($$v,1),"\n"; |
311 | if ($globPrint) { | |
312 | $s += 3; | |
3a4b996c | 313 | dumpglob($s, "{$$v}", $$v, 1, $m-1); |
bef1d284 | 314 | } elsif (defined ($fileno = eval {fileno($v)})) { |
d338d6fe | 315 | print( (' ' x ($s+3)) . "FileHandle({$$v}) => fileno($fileno)\n" ); |
316 | } | |
317 | } elsif (ref \$v eq 'GLOB') { | |
9bcb75ad | 318 | # Raw glob (again?) |
d338d6fe | 319 | if ($globPrint) { |
3a4b996c | 320 | dumpglob($s, "{$v}", $v, 1, $m-1) if $globPrint; |
bef1d284 | 321 | } elsif (defined ($fileno = eval {fileno(\$v)})) { |
d338d6fe | 322 | print( (' ' x $s) . "FileHandle({$v}) => fileno($fileno)\n" ); |
323 | } | |
324 | } | |
0d0268b0 RS |
325 | }; |
326 | if ($@) { | |
327 | print( (' ' x $s) . "<< value could not be dumped: $@ >>\n"); | |
328 | } | |
329 | ||
330 | return; | |
d338d6fe | 331 | } |
332 | ||
a7b657ee PS |
333 | sub matchlex { |
334 | (my $var = $_[0]) =~ s/.//; | |
335 | $var eq $_[1] or | |
336 | ($_[1] =~ /^([!~])(.)([\x00-\xff]*)/) and | |
337 | ($1 eq '!') ^ (eval { $var =~ /$2$3/ }); | |
338 | } | |
339 | ||
d338d6fe | 340 | sub matchvar { |
341 | $_[0] eq $_[1] or | |
b2391ea8 | 342 | ($_[1] =~ /^([!~])(.)([\x00-\xff]*)/) and |
343 | ($1 eq '!') ^ (eval {($_[2] . "::" . $_[0]) =~ /$2$3/}); | |
d338d6fe | 344 | } |
345 | ||
346 | sub compactDump { | |
347 | $compactDump = shift if @_; | |
348 | $compactDump = 6*80-1 if $compactDump and $compactDump < 2; | |
349 | $compactDump; | |
350 | } | |
351 | ||
352 | sub veryCompact { | |
353 | $veryCompact = shift if @_; | |
354 | compactDump(1) if !$compactDump and $veryCompact; | |
355 | $veryCompact; | |
356 | } | |
357 | ||
358 | sub unctrlSet { | |
359 | if (@_) { | |
360 | my $in = shift; | |
361 | if ($in eq 'unctrl' or $in eq 'quote') { | |
362 | $unctrl = $in; | |
363 | } else { | |
1f874cb6 | 364 | print "Unknown value for 'unctrl'.\n"; |
d338d6fe | 365 | } |
366 | } | |
367 | $unctrl; | |
368 | } | |
369 | ||
370 | sub quote { | |
371 | if (@_ and $_[0] eq '"') { | |
372 | $tick = '"'; | |
373 | $unctrl = 'quote'; | |
54d04a52 IZ |
374 | } elsif (@_ and $_[0] eq 'auto') { |
375 | $tick = 'auto'; | |
376 | $unctrl = 'quote'; | |
d338d6fe | 377 | } elsif (@_) { # Need to set |
378 | $tick = "'"; | |
379 | $unctrl = 'unctrl'; | |
380 | } | |
381 | $tick; | |
382 | } | |
383 | ||
384 | sub dumpglob { | |
385 | return if $DB::signal; | |
3a4b996c | 386 | my ($off,$key, $val, $all, $m) = @_; |
d338d6fe | 387 | local(*entry) = $val; |
388 | my $fileno; | |
54d04a52 | 389 | if (($key !~ /^_</ or $dumpDBFiles) and defined $entry) { |
d338d6fe | 390 | print( (' ' x $off) . "\$", &unctrl($key), " = " ); |
3a4b996c | 391 | DumpElem $entry, 3+$off, $m; |
d338d6fe | 392 | } |
475342a6 | 393 | if (($key !~ /^_</ or $dumpDBFiles) and @entry) { |
d338d6fe | 394 | print( (' ' x $off) . "\@$key = (\n" ); |
3a4b996c | 395 | unwrap(\@entry,3+$off,$m) ; |
d338d6fe | 396 | print( (' ' x $off) . ")\n" ); |
397 | } | |
475342a6 | 398 | if ($key ne "main::" && $key ne "DB::" && %entry |
d338d6fe | 399 | && ($dumpPackages or $key !~ /::$/) |
54d04a52 | 400 | && ($key !~ /^_</ or $dumpDBFiles) |
d338d6fe | 401 | && !($package eq "dumpvar" and $key eq "stab")) { |
402 | print( (' ' x $off) . "\%$key = (\n" ); | |
3a4b996c | 403 | unwrap(\%entry,3+$off,$m) ; |
d338d6fe | 404 | print( (' ' x $off) . ")\n" ); |
405 | } | |
bef1d284 | 406 | if (defined ($fileno = eval{fileno(*entry)})) { |
d338d6fe | 407 | print( (' ' x $off) . "FileHandle($key) => fileno($fileno)\n" ); |
408 | } | |
409 | if ($all) { | |
410 | if (defined &entry) { | |
54d04a52 | 411 | dumpsub($off, $key); |
d338d6fe | 412 | } |
413 | } | |
414 | } | |
415 | ||
a7b657ee PS |
416 | sub dumplex { |
417 | return if $DB::signal; | |
418 | my ($key, $val, $m, @vars) = @_; | |
419 | return if @vars && !grep( matchlex($key, $_), @vars ); | |
420 | local %address; | |
421 | my $off = 0; # It reads better this way | |
422 | my $fileno; | |
423 | if (UNIVERSAL::isa($val,'ARRAY')) { | |
424 | print( (' ' x $off) . "$key = (\n" ); | |
425 | unwrap($val,3+$off,$m) ; | |
426 | print( (' ' x $off) . ")\n" ); | |
427 | } | |
428 | elsif (UNIVERSAL::isa($val,'HASH')) { | |
429 | print( (' ' x $off) . "$key = (\n" ); | |
430 | unwrap($val,3+$off,$m) ; | |
431 | print( (' ' x $off) . ")\n" ); | |
432 | } | |
433 | elsif (UNIVERSAL::isa($val,'IO')) { | |
434 | print( (' ' x $off) . "FileHandle($key) => fileno($fileno)\n" ); | |
435 | } | |
436 | # No lexical subroutines yet... | |
437 | # elsif (UNIVERSAL::isa($val,'CODE')) { | |
438 | # dumpsub($off, $$val); | |
439 | # } | |
440 | else { | |
441 | print( (' ' x $off) . &unctrl($key), " = " ); | |
442 | DumpElem $$val, 3+$off, $m; | |
443 | } | |
444 | } | |
445 | ||
83ee9e09 GS |
446 | sub CvGV_name_or_bust { |
447 | my $in = shift; | |
448 | return if $skipCvGV; # Backdoor to avoid problems if XS broken... | |
449 | $in = \&$in; # Hard reference... | |
450 | eval {require Devel::Peek; 1} or return; | |
451 | my $gv = Devel::Peek::CvGV($in) or return; | |
452 | *$gv{PACKAGE} . '::' . *$gv{NAME}; | |
453 | } | |
454 | ||
54d04a52 IZ |
455 | sub dumpsub { |
456 | my ($off,$sub) = @_; | |
83ee9e09 GS |
457 | my $ini = $sub; |
458 | my $s; | |
54d04a52 | 459 | $sub = $1 if $sub =~ /^\{\*(.*)\}$/; |
83ee9e09 GS |
460 | my $subref = defined $1 ? \&$sub : \&$ini; |
461 | my $place = $DB::sub{$sub} || (($s = $subs{"$subref"}) && $DB::sub{$s}) | |
462 | || (($s = CvGV_name_or_bust($subref)) && $DB::sub{$s}) | |
463 | || ($subdump && ($s = findsubs("$subref")) && $DB::sub{$s}); | |
54d04a52 | 464 | $place = '???' unless defined $place; |
83ee9e09 GS |
465 | $s = $sub unless defined $s; |
466 | print( (' ' x $off) . "&$s in $place\n" ); | |
54d04a52 IZ |
467 | } |
468 | ||
469 | sub findsubs { | |
475342a6 | 470 | return undef unless %DB::sub; |
54d04a52 IZ |
471 | my ($addr, $name, $loc); |
472 | while (($name, $loc) = each %DB::sub) { | |
473 | $addr = \&$name; | |
474 | $subs{"$addr"} = $name; | |
475 | } | |
476 | $subdump = 0; | |
477 | $subs{ shift() }; | |
478 | } | |
479 | ||
d338d6fe | 480 | sub main::dumpvar { |
3a4b996c | 481 | my ($package,$m,@vars) = @_; |
b2391ea8 | 482 | local(%address,$key,$val,$^W); |
d338d6fe | 483 | $package .= "::" unless $package =~ /::$/; |
484 | *stab = *{"main::"}; | |
485 | while ($package =~ /(\w+?::)/g){ | |
486 | *stab = $ {stab}{$1}; | |
487 | } | |
488 | local $TotalStrings = 0; | |
489 | local $Strings = 0; | |
490 | local $CompleteTotal = 0; | |
491 | while (($key,$val) = each(%stab)) { | |
492 | return if $DB::signal; | |
493 | next if @vars && !grep( matchvar($key, $_), @vars ); | |
494 | if ($usageOnly) { | |
4c82ae22 GS |
495 | globUsage(\$val, $key) |
496 | if ($package ne 'dumpvar' or $key ne 'stab') | |
497 | and ref(\$val) eq 'GLOB'; | |
d338d6fe | 498 | } else { |
3a4b996c | 499 | dumpglob(0,$key, $val, 0, $m); |
d338d6fe | 500 | } |
501 | } | |
502 | if ($usageOnly) { | |
503 | print "String space: $TotalStrings bytes in $Strings strings.\n"; | |
504 | $CompleteTotal += $TotalStrings; | |
505 | print "Grand total = $CompleteTotal bytes (1 level deep) + overhead.\n"; | |
506 | } | |
507 | } | |
508 | ||
509 | sub scalarUsage { | |
510 | my $size = length($_[0]); | |
511 | $TotalStrings += $size; | |
512 | $Strings++; | |
513 | $size; | |
514 | } | |
515 | ||
516 | sub arrayUsage { # array ref, name | |
517 | my $size = 0; | |
518 | map {$size += scalarUsage($_)} @{$_[0]}; | |
519 | my $len = @{$_[0]}; | |
520 | print "\@$_[1] = $len item", ($len > 1 ? "s" : ""), | |
521 | " (data: $size bytes)\n" | |
522 | if defined $_[1]; | |
523 | $CompleteTotal += $size; | |
524 | $size; | |
525 | } | |
526 | ||
527 | sub hashUsage { # hash ref, name | |
528 | my @keys = keys %{$_[0]}; | |
529 | my @values = values %{$_[0]}; | |
530 | my $keys = arrayUsage \@keys; | |
531 | my $values = arrayUsage \@values; | |
532 | my $len = @keys; | |
533 | my $total = $keys + $values; | |
534 | print "\%$_[1] = $len item", ($len > 1 ? "s" : ""), | |
535 | " (keys: $keys; values: $values; total: $total bytes)\n" | |
536 | if defined $_[1]; | |
537 | $total; | |
538 | } | |
539 | ||
540 | sub globUsage { # glob ref, name | |
541 | local *name = *{$_[0]}; | |
542 | $total = 0; | |
543 | $total += scalarUsage $name if defined $name; | |
475342a6 GS |
544 | $total += arrayUsage \@name, $_[1] if @name; |
545 | $total += hashUsage \%name, $_[1] if %name and $_[1] ne "main::" | |
d338d6fe | 546 | and $_[1] ne "DB::"; #and !($package eq "dumpvar" and $key eq "stab")); |
547 | $total; | |
548 | } | |
549 | ||
550 | sub packageUsage { | |
551 | my ($package,@vars) = @_; | |
552 | $package .= "::" unless $package =~ /::$/; | |
553 | local *stab = *{"main::"}; | |
554 | while ($package =~ /(\w+?::)/g){ | |
555 | *stab = $ {stab}{$1}; | |
556 | } | |
557 | local $TotalStrings = 0; | |
558 | local $CompleteTotal = 0; | |
559 | my ($key,$val); | |
560 | while (($key,$val) = each(%stab)) { | |
561 | next if @vars && !grep($key eq $_,@vars); | |
562 | globUsage \$val, $key unless $package eq 'dumpvar' and $key eq 'stab'; | |
563 | } | |
564 | print "String space: $TotalStrings.\n"; | |
565 | $CompleteTotal += $TotalStrings; | |
566 | print "\nGrand total = $CompleteTotal bytes\n"; | |
567 | } | |
568 | ||
569 | 1; | |
570 |