use IPC::SysV qw( SETALL IPC_PRIVATE IPC_CREAT IPC_RMID IPC_NOWAIT IPC_STAT S_IRWXU S_IRWXG S_IRWXO ); use IPC::Semaphore; print "1..10\n"; $sem = new IPC::Semaphore(IPC_PRIVATE, 10, S_IRWXU | S_IRWXG | S_IRWXO | IPC_CREAT) || die "semget: ",$!+0," $!\n"; print "ok 1\n"; my $st = $sem->stat || print "not "; print "ok 2\n"; $sem->setall( (0) x 10) || print "not "; print "ok 3\n"; my @sem = $sem->getall; print "not " unless join("",@sem) eq "0000000000"; print "ok 4\n"; $sem[2] = 1; $sem->setall( @sem ) || print "not "; print "ok 5\n"; @sem = $sem->getall; print "not " unless join("",@sem) eq "0010000000"; print "ok 6\n"; my $ncnt = $sem->getncnt(0); print "not " if $sem->getncnt(0) || !defined($ncnt); print "ok 7\n"; $sem->op(2,-1,IPC_NOWAIT) || print "not "; print "ok 8\n"; print "not " if $sem->getncnt(0); print "ok 9\n"; $sem->remove || print "not "; print "ok 10\n";