| 1 | package Devel::FindRef; |
1 | package Devel::FindRef; |
| 2 | |
2 | |
| 3 | no warnings; # I hate warning nazis |
3 | use common::sense; |
| 4 | use strict; |
|
|
| 5 | |
4 | |
| 6 | use XSLoader; |
5 | use XSLoader; |
| 7 | use Scalar::Util; |
6 | use Scalar::Util; |
| 8 | |
7 | |
| 9 | BEGIN { |
8 | BEGIN { |
| 10 | our $VERSION = '1.4'; |
9 | our $VERSION = '1.422'; |
| 11 | XSLoader::load __PACKAGE__, $VERSION; |
10 | XSLoader::load __PACKAGE__, $VERSION; |
| 12 | } |
11 | } |
| 13 | |
12 | |
| 14 | =head1 NAME |
13 | =head1 NAME |
| 15 | |
14 | |
| … | |
… | |
| 151 | |
150 | |
| 152 | if ($depth) { |
151 | if ($depth) { |
| 153 | my (@about) = find $$refref; |
152 | my (@about) = find $$refref; |
| 154 | if (@about) { |
153 | if (@about) { |
| 155 | for my $about (@about) { |
154 | for my $about (@about) { |
|
|
155 | $about->[0] =~ s/([^\x20-\x7e])/sprintf "\\{%02x}", ord $1/ge; |
| 156 | $buf .= "$indent" . (@about > 1 ? "+- " : "") . $about->[0]; |
156 | $buf .= "$indent" . (@about > 1 ? "+- " : "") . $about->[0]; |
| 157 | if (@$about > 1) { |
157 | if (@$about > 1) { |
| 158 | if ($seen{ref2ptr $about->[1]}++) { |
158 | if ($seen{ref2ptr $about->[1]}++) { |
| 159 | $buf .= " " . (_f $about->[1]) . ", which was seen before.\n"; |
159 | $buf .= " " . (_f $about->[1]) . ", which was seen before.\n"; |
| 160 | } else { |
160 | } else { |
| … | |
… | |
| 172 | $buf .= "$indent not referenced within the search depth.\n"; |
172 | $buf .= "$indent not referenced within the search depth.\n"; |
| 173 | } |
173 | } |
| 174 | }; |
174 | }; |
| 175 | |
175 | |
| 176 | $buf .= (_f $ref) . " is\n"; |
176 | $buf .= (_f $ref) . " is\n"; |
|
|
177 | |
| 177 | $track->(\$ref, $depth || $ENV{PERL_DEVEL_FINDREF_DEPTH} || 10, ""); |
178 | $track->(\$ref, $depth || $ENV{PERL_DEVEL_FINDREF_DEPTH} || 10, ""); |
| 178 | $buf |
179 | $buf |
| 179 | } |
180 | } |
| 180 | |
181 | |
| 181 | =item @references = Devel::FindRef::find $ref |
182 | =item @references = Devel::FindRef::find $ref |
| … | |
… | |
| 191 | =cut |
192 | =cut |
| 192 | |
193 | |
| 193 | sub find($) { |
194 | sub find($) { |
| 194 | my ($about, $excl) = &find_; |
195 | my ($about, $excl) = &find_; |
| 195 | my %excl = map +($_ => undef), @$excl; |
196 | my %excl = map +($_ => undef), @$excl; |
| 196 | grep !exists $excl{ref2ptr $_->[1]}, @$about |
197 | grep !($#$_ && exists $excl{ref2ptr $_->[1]}), @$about |
| 197 | } |
198 | } |
| 198 | |
199 | |
| 199 | =item $ref = Devel::FindRef::ptr2ref $integer |
200 | =item $ref = Devel::FindRef::ptr2ref $integer |
| 200 | |
201 | |
| 201 | Sometimes you know (from debugging output) the address of a perl scalar |
202 | Sometimes you know (from debugging output) the address of a perl scalar |
