/usr/share/doc/libfilter-perl/examples/closure/Decompress.pm is in libfilter-perl 1.39-1build1.
This file is owned by root:root, with mode 0o644.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 | package Filter::Decompress ;
use Filter::Util::Call ;
use Compress::Zlib ;
use Carp ;
use strict ;
use warnings ;
my $VERSION = '1.01' ;
sub import
{
my ($self) = @_ ;
# Initialise an inflation stream.
my $x = inflateInit()
or croak "Internal Error" ;
filter_add(
sub
{
my ($status, $err) ;
if (($status = filter_read()) >0) {
($_, $err) = $x->inflate($_) ;
return -1 unless $err == Z_OK or $err == Z_STREAM_END ;
}
$status ;
})
}
1 ;
__END__
|