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; |
22 | $tick = "'" unless defined $tick; |
23 | $unctrl = 'quote' unless defined $unctrl; |
24 | |
25 | sub main::dumpValue { |
26 | local %address; |
27 | (print "undef\n"), return unless defined $_[0]; |
28 | (print &stringify($_[0]), "\n"), return unless ref $_[0]; |
29 | dumpvar::unwrap($_[0],0); |
30 | } |
31 | |
32 | # This one is good for variable names: |
33 | |
34 | sub unctrl { |
35 | local($_) = @_; |
36 | local($v) ; |
37 | |
38 | return \$_ if ref \$_ eq "GLOB"; |
39 | s/([\001-\037\177])/'^'.pack('c',ord($1)^64)/eg; |
40 | $_; |
41 | } |
42 | |
43 | sub stringify { |
44 | local($_,$noticks) = @_; |
45 | local($v) ; |
46 | |
47 | return 'undef' unless defined $_ or not $printUndef; |
48 | return $_ . "" if ref \$_ eq 'GLOB'; |
49 | if ($tick eq "'") { |
50 | s/([\'\\])/\\$1/g; |
51 | } elsif ($unctrl eq 'unctrl') { |
52 | s/([\"\\])/\\$1/g ; |
53 | s/([\000-\037\177])/'^'.pack('c',ord($1)^64)/eg; |
54 | s/([\200-\377])/'\\0x'.sprintf('%2X',ord($1))/eg |
55 | if $quoteHighBit; |
56 | } elsif ($unctrl eq 'quote') { |
57 | s/([\"\\\$\@])/\\$1/g if $tick eq '"'; |
58 | s/\033/\\e/g; |
59 | s/([\000-\037\177])/'\\c'.chr(ord($1)^64)/eg; |
60 | } |
61 | s/([\200-\377])/'\\'.sprintf('%3o',ord($1))/eg if $quoteHighBit; |
62 | ($noticks || /^\d+(\.\d*)?\Z/) |
63 | ? $_ |
64 | : $tick . $_ . $tick; |
65 | } |
66 | |
67 | sub ShortArray { |
68 | my $tArrayDepth = $#{$_[0]} ; |
69 | $tArrayDepth = $#{$_[0]} < $arrayDepth-1 ? $#{$_[0]} : $arrayDepth-1 |
70 | unless $arrayDepth eq '' ; |
71 | my $shortmore = ""; |
72 | $shortmore = " ..." if $tArrayDepth < $#{$_[0]} ; |
73 | if (!grep(ref $_, @{$_[0]})) { |
74 | $short = "0..$#{$_[0]} '" . |
75 | join("' '", @{$_[0]}[0..$tArrayDepth]) . "'$shortmore"; |
76 | return $short if length $short <= $compactDump; |
77 | } |
78 | undef; |
79 | } |
80 | |
81 | sub DumpElem { |
82 | my $short = &stringify($_[0], ref $_[0]); |
83 | if ($veryCompact && ref $_[0] |
84 | && (ref $_[0] eq 'ARRAY' and !grep(ref $_, @{$_[0]}) )) { |
85 | my $end = "0..$#{$v} '" . |
86 | join("' '", @{$_[0]}[0..$tArrayDepth]) . "'$shortmore"; |
87 | } elsif ($veryCompact && ref $_[0] |
88 | && (ref $_[0] eq 'HASH') and !grep(ref $_, values %{$_[0]})) { |
89 | my $end = 1; |
90 | $short = $sp . "0..$#{$v} '" . |
91 | join("' '", @{$v}[0..$tArrayDepth]) . "'$shortmore"; |
92 | } else { |
93 | print "$short\n"; |
94 | unwrap($_[0],$_[1]); |
95 | } |
96 | } |
97 | |
98 | sub unwrap { |
99 | return if $DB::signal; |
100 | local($v) = shift ; |
101 | local($s) = shift ; # extra no of spaces |
102 | local(%v,@v,$sp,$value,$key,$type,@sortKeys,$more,$shortmore,$short) ; |
103 | local($tHashDepth,$tArrayDepth) ; |
104 | |
105 | $sp = " " x $s ; |
106 | $s += 3 ; |
107 | |
108 | # Check for reused addresses |
109 | if (ref $v) { |
110 | ($address) = $v =~ /(0x[0-9a-f]+)/ ; |
111 | if (defined $address) { |
112 | ($type) = $v =~ /=(.*?)\(/ ; |
113 | $address{$address}++ ; |
114 | if ( $address{$address} > 1 ) { |
115 | print "${sp}-> REUSED_ADDRESS\n" ; |
116 | return ; |
117 | } |
118 | } |
119 | } elsif (ref \$v eq 'GLOB') { |
120 | $address = "$v" . ""; # To avoid a bug with globs |
121 | $address{$address}++ ; |
122 | if ( $address{$address} > 1 ) { |
123 | print "${sp}*DUMPED_GLOB*\n" ; |
124 | return ; |
125 | } |
126 | } |
127 | |
128 | if ( ref $v eq 'HASH' or $type eq 'HASH') { |
129 | @sortKeys = sort keys(%$v) ; |
130 | undef $more ; |
131 | $tHashDepth = $#sortKeys ; |
132 | $tHashDepth = $#sortKeys < $hashDepth-1 ? $#sortKeys : $hashDepth-1 |
133 | unless $hashDepth eq '' ; |
134 | $more = "....\n" if $tHashDepth < $#sortKeys ; |
135 | $shortmore = ""; |
136 | $shortmore = ", ..." if $tHashDepth < $#sortKeys ; |
137 | $#sortKeys = $tHashDepth ; |
138 | if ($compactDump && !grep(ref $_, values %{$v})) { |
139 | #$short = $sp . |
140 | # (join ', ', |
141 | # Next row core dumps during require from DB on 5.000, even with map {"_"} |
142 | # map {&stringify($_) . " => " . &stringify($v->{$_})} |
143 | # @sortKeys) . "'$shortmore"; |
144 | $short = $sp; |
145 | my @keys; |
146 | for (@sortKeys) { |
147 | push @keys, &stringify($_) . " => " . &stringify($v->{$_}); |
148 | } |
149 | $short .= join ', ', @keys; |
150 | $short .= $shortmore; |
151 | (print "$short\n"), return if length $short <= $compactDump; |
152 | } |
153 | for $key (@sortKeys) { |
154 | return if $DB::signal; |
155 | $value = $ {$v}{$key} ; |
156 | print "$sp", &stringify($key), " => "; |
157 | DumpElem $value, $s; |
158 | } |
159 | print "$sp empty hash\n" unless @sortKeys; |
160 | print "$sp$more" if defined $more ; |
161 | } elsif ( ref $v eq 'ARRAY' or $type eq 'ARRAY') { |
162 | $tArrayDepth = $#{$v} ; |
163 | undef $more ; |
164 | $tArrayDepth = $#{$v} < $arrayDepth-1 ? $#{$v} : $arrayDepth-1 |
165 | unless $arrayDepth eq '' ; |
166 | $more = "....\n" if $tArrayDepth < $#{$v} ; |
167 | $shortmore = ""; |
168 | $shortmore = " ..." if $tArrayDepth < $#{$v} ; |
169 | if ($compactDump && !grep(ref $_, @{$v})) { |
170 | if ($#$v >= 0) { |
171 | $short = $sp . "0..$#{$v} '" . |
172 | join("' '", @{$v}[0..$tArrayDepth]) . "'$shortmore"; |
173 | } else { |
174 | $short = $sp . "empty array"; |
175 | } |
176 | (print "$short\n"), return if length $short <= $compactDump; |
177 | } |
178 | #if ($compactDump && $short = ShortArray($v)) { |
179 | # print "$short\n"; |
180 | # return; |
181 | #} |
182 | for $num ($[ .. $tArrayDepth) { |
183 | return if $DB::signal; |
184 | print "$sp$num "; |
185 | DumpElem $v->[$num], $s; |
186 | } |
187 | print "$sp empty array\n" unless @$v; |
188 | print "$sp$more" if defined $more ; |
189 | } elsif ( ref $v eq 'SCALAR' or ref $v eq 'REF' or $type eq 'SCALAR' ) { |
190 | print "$sp-> "; |
191 | DumpElem $$v, $s; |
192 | } elsif (ref $v eq 'GLOB') { |
193 | print "$sp-> ",&stringify($$v,1),"\n"; |
194 | if ($globPrint) { |
195 | $s += 3; |
196 | dumpglob($s, "{$$v}", $$v, 1); |
197 | } elsif (defined ($fileno = fileno($v))) { |
198 | print( (' ' x ($s+3)) . "FileHandle({$$v}) => fileno($fileno)\n" ); |
199 | } |
200 | } elsif (ref \$v eq 'GLOB') { |
201 | if ($globPrint) { |
202 | dumpglob($s, "{$v}", $v, 1) if $globPrint; |
203 | } elsif (defined ($fileno = fileno(\$v))) { |
204 | print( (' ' x $s) . "FileHandle({$v}) => fileno($fileno)\n" ); |
205 | } |
206 | } |
207 | } |
208 | |
209 | sub matchvar { |
210 | $_[0] eq $_[1] or |
211 | ($_[1] =~ /^([!~])(.)/) and |
212 | ($1 eq '!') ^ (eval {($_[2] . "::" . $_[0]) =~ /$2$'/}); |
213 | } |
214 | |
215 | sub compactDump { |
216 | $compactDump = shift if @_; |
217 | $compactDump = 6*80-1 if $compactDump and $compactDump < 2; |
218 | $compactDump; |
219 | } |
220 | |
221 | sub veryCompact { |
222 | $veryCompact = shift if @_; |
223 | compactDump(1) if !$compactDump and $veryCompact; |
224 | $veryCompact; |
225 | } |
226 | |
227 | sub unctrlSet { |
228 | if (@_) { |
229 | my $in = shift; |
230 | if ($in eq 'unctrl' or $in eq 'quote') { |
231 | $unctrl = $in; |
232 | } else { |
233 | print "Unknown value for `unctrl'.\n"; |
234 | } |
235 | } |
236 | $unctrl; |
237 | } |
238 | |
239 | sub quote { |
240 | if (@_ and $_[0] eq '"') { |
241 | $tick = '"'; |
242 | $unctrl = 'quote'; |
243 | } elsif (@_) { # Need to set |
244 | $tick = "'"; |
245 | $unctrl = 'unctrl'; |
246 | } |
247 | $tick; |
248 | } |
249 | |
250 | sub dumpglob { |
251 | return if $DB::signal; |
252 | my ($off,$key, $val, $all) = @_; |
253 | local(*entry) = $val; |
254 | my $fileno; |
255 | if (defined $entry) { |
256 | print( (' ' x $off) . "\$", &unctrl($key), " = " ); |
257 | DumpElem $entry, 3+$off; |
258 | } |
259 | if (($key !~ /^_</ or $dumpDBFiles) and defined @entry) { |
260 | print( (' ' x $off) . "\@$key = (\n" ); |
261 | unwrap(\@entry,3+$off) ; |
262 | print( (' ' x $off) . ")\n" ); |
263 | } |
264 | if ($key ne "main::" && $key ne "DB::" && defined %entry |
265 | && ($dumpPackages or $key !~ /::$/) |
266 | && !($package eq "dumpvar" and $key eq "stab")) { |
267 | print( (' ' x $off) . "\%$key = (\n" ); |
268 | unwrap(\%entry,3+$off) ; |
269 | print( (' ' x $off) . ")\n" ); |
270 | } |
271 | if (defined ($fileno = fileno(*entry))) { |
272 | print( (' ' x $off) . "FileHandle($key) => fileno($fileno)\n" ); |
273 | } |
274 | if ($all) { |
275 | if (defined &entry) { |
276 | my $sub = $key; |
277 | $sub = $1 if $sub =~ /^\{\*(.*)\}$/; |
278 | my $place = $DB::sub{$sub}; |
279 | $place = '???' unless defined $place; |
280 | print( (' ' x $off) . "&$sub in $place\n" ); |
281 | } |
282 | } |
283 | } |
284 | |
285 | sub main::dumpvar { |
286 | my ($package,@vars) = @_; |
287 | local(%address,$key,$val); |
288 | $package .= "::" unless $package =~ /::$/; |
289 | *stab = *{"main::"}; |
290 | while ($package =~ /(\w+?::)/g){ |
291 | *stab = $ {stab}{$1}; |
292 | } |
293 | local $TotalStrings = 0; |
294 | local $Strings = 0; |
295 | local $CompleteTotal = 0; |
296 | while (($key,$val) = each(%stab)) { |
297 | return if $DB::signal; |
298 | next if @vars && !grep( matchvar($key, $_), @vars ); |
299 | if ($usageOnly) { |
300 | globUsage(\$val, $key) unless $package eq 'dumpvar' and $key eq 'stab'; |
301 | } else { |
302 | dumpglob(0,$key, $val); |
303 | } |
304 | } |
305 | if ($usageOnly) { |
306 | print "String space: $TotalStrings bytes in $Strings strings.\n"; |
307 | $CompleteTotal += $TotalStrings; |
308 | print "Grand total = $CompleteTotal bytes (1 level deep) + overhead.\n"; |
309 | } |
310 | } |
311 | |
312 | sub scalarUsage { |
313 | my $size = length($_[0]); |
314 | $TotalStrings += $size; |
315 | $Strings++; |
316 | $size; |
317 | } |
318 | |
319 | sub arrayUsage { # array ref, name |
320 | my $size = 0; |
321 | map {$size += scalarUsage($_)} @{$_[0]}; |
322 | my $len = @{$_[0]}; |
323 | print "\@$_[1] = $len item", ($len > 1 ? "s" : ""), |
324 | " (data: $size bytes)\n" |
325 | if defined $_[1]; |
326 | $CompleteTotal += $size; |
327 | $size; |
328 | } |
329 | |
330 | sub hashUsage { # hash ref, name |
331 | my @keys = keys %{$_[0]}; |
332 | my @values = values %{$_[0]}; |
333 | my $keys = arrayUsage \@keys; |
334 | my $values = arrayUsage \@values; |
335 | my $len = @keys; |
336 | my $total = $keys + $values; |
337 | print "\%$_[1] = $len item", ($len > 1 ? "s" : ""), |
338 | " (keys: $keys; values: $values; total: $total bytes)\n" |
339 | if defined $_[1]; |
340 | $total; |
341 | } |
342 | |
343 | sub globUsage { # glob ref, name |
344 | local *name = *{$_[0]}; |
345 | $total = 0; |
346 | $total += scalarUsage $name if defined $name; |
347 | $total += arrayUsage \@name, $_[1] if defined @name; |
348 | $total += hashUsage \%name, $_[1] if defined %name and $_[1] ne "main::" |
349 | and $_[1] ne "DB::"; #and !($package eq "dumpvar" and $key eq "stab")); |
350 | $total; |
351 | } |
352 | |
353 | sub packageUsage { |
354 | my ($package,@vars) = @_; |
355 | $package .= "::" unless $package =~ /::$/; |
356 | local *stab = *{"main::"}; |
357 | while ($package =~ /(\w+?::)/g){ |
358 | *stab = $ {stab}{$1}; |
359 | } |
360 | local $TotalStrings = 0; |
361 | local $CompleteTotal = 0; |
362 | my ($key,$val); |
363 | while (($key,$val) = each(%stab)) { |
364 | next if @vars && !grep($key eq $_,@vars); |
365 | globUsage \$val, $key unless $package eq 'dumpvar' and $key eq 'stab'; |
366 | } |
367 | print "String space: $TotalStrings.\n"; |
368 | $CompleteTotal += $TotalStrings; |
369 | print "\nGrand total = $CompleteTotal bytes\n"; |
370 | } |
371 | |
372 | 1; |
373 | |
a687059c |
374 | package dumpvar; |
375 | |
154e51a4 |
376 | # translate control chars to ^X - Randal Schwartz |
377 | sub unctrl { |
378 | local($_) = @_; |
a0d0e21e |
379 | return \$_ if ref \$_ eq "GLOB"; |
154e51a4 |
380 | s/([\001-\037\177])/'^'.pack('c',ord($1)^64)/eg; |
381 | $_; |
382 | } |
a687059c |
383 | sub main'dumpvar { |
154e51a4 |
384 | ($package,@vars) = @_; |
a0d0e21e |
385 | $package .= "::" unless $package =~ /::$/; |
386 | *stab = *{"main::"}; |
387 | while ($package =~ /(\w+?::)/g){ |
388 | *stab = ${stab}{$1}; |
389 | } |
a687059c |
390 | while (($key,$val) = each(%stab)) { |
391 | { |
154e51a4 |
392 | next if @vars && !grep($key eq $_,@vars); |
a687059c |
393 | local(*entry) = $val; |
394 | if (defined $entry) { |
a0d0e21e |
395 | print "\$",&unctrl($key)," = '",&unctrl($entry),"'\n"; |
a687059c |
396 | } |
397 | if (defined @entry) { |
398 | print "\@$key = (\n"; |
399 | foreach $num ($[ .. $#entry) { |
154e51a4 |
400 | print " $num\t'",&unctrl($entry[$num]),"'\n"; |
a687059c |
401 | } |
402 | print ")\n"; |
403 | } |
a0d0e21e |
404 | if ($key ne "main::" && $key ne "DB::" && defined %entry |
405 | && !($package eq "dumpvar" and $key eq "stab")) { |
a687059c |
406 | print "\%$key = (\n"; |
407 | foreach $key (sort keys(%entry)) { |
154e51a4 |
408 | print " $key\t'",&unctrl($entry{$key}),"'\n"; |
a687059c |
409 | } |
410 | print ")\n"; |
411 | } |
412 | } |
413 | } |
414 | } |
63f2c1e1 |
415 | |
416 | 1; |