freebsd-dev/contrib/perl5/lib/warnings/register.pm
2000-06-25 11:04:01 +00:00

31 lines
722 B
Perl

package warnings::register ;
require warnings ;
sub mkMask
{
my ($bit) = @_ ;
my $mask = "" ;
vec($mask, $bit, 1) = 1 ;
return $mask ;
}
sub import
{
shift ;
my $package = (caller(0))[0] ;
if (! defined $warnings::Bits{$package}) {
$warnings::Bits{$package} = mkMask($warnings::LAST_BIT) ;
vec($warnings::Bits{'all'}, $warnings::LAST_BIT, 1) = 1 ;
$warnings::Offsets{$package} = $warnings::LAST_BIT ++ ;
foreach my $k (keys %warnings::Bits) {
vec($warnings::Bits{$k}, $warnings::LAST_BIT, 1) = 0 ;
}
$warnings::DeadBits{$package} = mkMask($warnings::LAST_BIT);
vec($warnings::DeadBits{'all'}, $warnings::LAST_BIT++, 1) = 1 ;
}
}
1 ;