—package
Taint;
use
strict;
use
Carp;
require
Exporter;
require
DynaLoader;
@ISA
=
qw(Exporter DynaLoader)
;
# Items to export into callers namespace by default. Note: do not export
# names by default without a very good reason. Use EXPORT_OK instead.
# Do not simply export all your public functions/methods/constants.
@EXPORT
=
qw(
)
;
@EXPORT_OK
=
qw(&taint &tainted)
;
$VERSION
=
'0.02'
;
sub
AUTOLOAD {
# This AUTOLOAD is used to 'autoload' constants from the constant()
# XS function. If a constant is not found then control is passed
# to the AUTOLOAD in AutoLoader.
my
$constname
;
(
$constname
=
$AUTOLOAD
) =~ s/.*:://;
my
$val
= constant(
$constname
,
@_
?
$_
[0] : 0);
if
($! != 0) {
if
($! =~ /Invalid/) {
$AutoLoader::AUTOLOAD
=
$AUTOLOAD
;
goto
&AutoLoader::AUTOLOAD
;
}
else
{
croak
"Your vendor has not defined Taint macro $constname"
;
}
}
eval
"sub $AUTOLOAD { $val }"
;
goto
&$AUTOLOAD
;
}
bootstrap Taint
$VERSION
;
# Preloaded methods go here.
# Autoload methods go after =cut, and are processed by the autosplit program.
1;
__END__
=head1 NAME
Taint - Perl extension to taint variables
=head1 SYNOPSIS
use Taint;
taint($taintvar[, $anothervar[, $yetmorevars]]);
$bool = tainted($vartocheck);
=head1 DESCRIPTION
C<taint()> marks its arguments as tainted.
C<tainted()> returns true if its argument is tainted, false otherwise
=head1 AUTHOR
Dan Sugalski <sugalskd@osshe.edu>
=head1 SEE ALSO
perl(1).
=cut