1 package Test::Valgrind::Parser::Suppressions::Text;
8 Test::Valgrind::Parser::Suppressions::Text - Parse valgrind suppressions output as text blocks.
16 our $VERSION = '1.14';
20 This is a L<Test::Valgrind::Parser::Text> object that can extract suppressions from C<valgrind>'s text output.
24 use Test::Valgrind::Suppressions;
26 use base qw<Test::Valgrind::Parser::Text Test::Valgrind::Carp>;
30 =head2 C<report_class>
32 Generated reports are C<Test::Valgrind::Report::Suppressions> objects.
33 Their C<data> member contains the raw text of the suppression.
37 sub report_class { 'Test::Valgrind::Report::Suppressions' }
40 my ($self, $sess, $fh) = @_;
42 my ($s, $in) = ('', 0);
46 s/^\s*#\s//; # Strip comments
48 next if /^==/; # Valgrind info line
50 s/^\s*//; # Strip leading spaces
51 s/<[^>]+>//; # Strip tags
52 s/\s*$//; # Strip trailing spaces
55 if ($_ eq '{') { # A suppression block begins
57 } elsif ($_ eq '}') { # A suppression block ends
58 $s = Test::Valgrind::Suppressions->strip_tail($sess, $s); # Strip the tail
59 push @supps, $s; # Add the suppression that just ended to the list
60 $s = ''; # Reset the state
62 } elsif ($in) { # We're inside a suppresion block
63 if (/^fun\s*:\s*(.*)/) {
64 # Sometimes valgrind seems to forget to Z-demangle the symbol names.
65 # Make sure it's done and append the result to the state.
67 $s .= 'fun:' . Test::Valgrind::Suppressions->maybe_z_demangle($sym) . "\n";
77 if (/\bfun:(m|c|re)alloc\b/) {
80 my %call; # Frames to append (if the value is 1) or to prepend (if it's 0)
81 if ($t eq 'm') { # malloc can also be called by calloc or realloc
82 $call{$_} = 1 for qw<calloc realloc>;
83 } elsif ($t eq 're') { # realloc can also call malloc or free
84 $call{$_} = 0 for qw<malloc free>;
85 } elsif ($t eq 'c') { # calloc can also call malloc
86 $call{$_} = 0 for qw<malloc>;
92 $d =~ s/\b(fun:${t}alloc)\b/$call{$_} ? "$1\nfun:$_" : "fun:$_\n$1"/e;
93 # Remove one line for each line added or valgrind will hate us
94 $d =~ s/\n(.+?)\s*$/\n/;
101 $sess->report($self->report_class($sess)->new(
103 kind => 'Suppression',
105 )) for @supps, @extra;
110 L<Test::Valgrind>, L<Test::Valgrind::Parser::Text>.
114 Vincent Pit, C<< <perl at profvince.com> >>, L<http://www.profvince.com>.
116 You can contact me by mail or on C<irc.perl.org> (vincent).
120 Please report any bugs or feature requests to C<bug-test-valgrind at rt.cpan.org>, or through the web interface at L<http://rt.cpan.org/NoAuth/ReportBug.html?Queue=Test-Valgrind>.
121 I will be notified, and then you'll automatically be notified of progress on your bug as I make changes.
125 You can find documentation for this module with the perldoc command.
127 perldoc Test::Valgrind::Parser::Suppressions::Text
129 =head1 COPYRIGHT & LICENSE
131 Copyright 2009,2010,2011,2013 Vincent Pit, all rights reserved.
133 This program is free software; you can redistribute it and/or modify it under the same terms as Perl itself.
137 # End of Test::Valgrind::Parser::Suppressions::Text
139 package Test::Valgrind::Report::Suppressions;
141 use base qw<Test::Valgrind::Report>;
143 sub kinds { shift->SUPER::kinds(), 'Suppression' }
146 my ($self, $kind) = @_;
148 $self->SUPER::valid_kind($kind) or $kind eq 'Suppression'
151 1; # End of Test::Valgrind::Report::Suppressions