use Time::Local;
use Memoize; # core since 5.8.0, Jul 2002
use Memoize::Storable;
+use POSIX qw(:signal_h);
my ($_gc_nr, $_gc_period);
length $commit == 40 or die "arg3 must be a full SHA1 hexsum\n";
my $db = $self->map_path($uuid);
my $db_lock = "$db.lock";
- my $sig;
+ my $sigmask;
$update_ref ||= 0;
if ($update_ref) {
- $SIG{INT} = $SIG{HUP} = $SIG{TERM} = $SIG{ALRM} = $SIG{PIPE} =
- $SIG{USR1} = $SIG{USR2} = sub { $sig = $_[0] };
+ $sigmask = POSIX::SigSet->new();
+ my $signew = POSIX::SigSet->new(SIGINT, SIGHUP, SIGTERM,
+ SIGALRM, SIGPIPE, SIGUSR1, SIGUSR2);
+ sigprocmask(SIG_BLOCK, $signew, $sigmask) or
+ croak "Can't block signals: $!";
}
mkfile($db);
"$db_lock => $db ($!)\n";
delete $LOCKFILES{$db_lock};
if ($update_ref) {
- $SIG{INT} = $SIG{HUP} = $SIG{TERM} = $SIG{ALRM} = $SIG{PIPE} =
- $SIG{USR1} = $SIG{USR2} = 'DEFAULT';
- kill $sig, $$ if defined $sig;
+ sigprocmask(SIG_SETMASK, $sigmask) or
+ croak "Can't restore signal mask: $!";
}
}