6 require Config; import Config;
10 if ($Config{'extensions'} !~ /\bIPC\/SysV\b/) {
11 $reason = 'IPC::SysV was not built';
12 } elsif ($Config{'d_sem'} ne 'define') {
13 $reason = '$Config{d_sem} undefined';
14 } elsif ($Config{'d_msg'} ne 'define') {
15 $reason = '$Config{d_msg} undefined';
18 print "1..0 # Skip: $reason\n";
38 $sem = new IPC::Semaphore(IPC_PRIVATE, 10, S_IRWXU | S_IRWXG | S_IRWXO | IPC_CREAT)
39 || die "semget: ",$!+0," $!\n";
43 my $st = $sem->stat || print "not ";
46 $sem->setall( (0) x 10) || print "not ";
49 my @sem = $sem->getall;
50 print "not " unless join("",@sem) eq "0000000000";
54 $sem->setall( @sem ) || print "not ";
58 print "not " unless join("",@sem) eq "0010000000";
61 my $ncnt = $sem->getncnt(0);
62 print "not " if $sem->getncnt(0) || !defined($ncnt);
65 $sem->op(2,-1,IPC_NOWAIT) || print "not ";
68 print "not " if $sem->getncnt(0);
71 $sem->remove || print "not ";