—package
DBM_Filter::int32 ;
use
strict;
use
warnings;
our
$VERSION
=
'0.03'
;
# todo get Filter to figure endian.
sub
Store
{
$_
= 0
if
!
defined
$_
||
$_
eq
""
;
$_
=
pack
(
"i"
,
$_
);
}
sub
Fetch
{
no
warnings
'uninitialized'
;
$_
=
unpack
(
"i"
,
$_
);
}
1;
__END__
=head1 NAME
DBM_Filter::int32 - filter for DBM_Filter
=head1 SYNOPSIS
use SDBM_File; # or DB_File, GDBM_File, NDBM_File, or ODBM_File
use DBM_Filter ;
$db = tie %hash, ...
$db->Filter_Push('int32');
=head1 DESCRIPTION
This DBM filter is used when interoperating with a C/C++ application
that uses a C int as either the key and/or value in the DBM file.
=head1 SEE ALSO
L<DBM_Filter>, L<perldbmfilter>
=head1 AUTHOR
Paul Marquess pmqs@cpan.org