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64d76282 BC |
1 | #!perl |
2 | ||
3 | BEGIN { | |
4 | chdir 't' if -d 't'; | |
64d76282 BC |
5 | |
6 | require "./test.pl"; | |
624c42e2 | 7 | set_up_inc( '../lib' ) if -d '../lib' && -d '../ext'; |
64d76282 BC |
8 | require Config; import Config; |
9 | ||
10 | if ($ENV{'PERL_CORE'} && $Config{'extensions'} !~ m[\bIPC/SysV\b]) { | |
11 | skip_all('-- IPC::SysV was not built'); | |
12 | } | |
13 | skip_all_if_miniperl(); | |
14 | if ($Config{'d_sem'} ne 'define') { | |
15 | skip_all('-- $Config{d_sem} undefined'); | |
16 | } | |
17 | } | |
18 | ||
19 | use strict; | |
20 | our $TODO; | |
21 | ||
22 | use sigtrap qw/die normal-signals error-signals/; | |
23 | use IPC::SysV qw/ IPC_PRIVATE S_IRUSR S_IWUSR IPC_RMID SETVAL GETVAL SETALL GETALL IPC_CREAT /; | |
24 | ||
25 | my $id; | |
26 | my $nsem = 10; | |
09c65811 | 27 | END { semctl $id, 0, IPC_RMID, 0 if defined $id } |
64d76282 BC |
28 | |
29 | { | |
30 | local $SIG{SYS} = sub { skip_all("SIGSYS caught") } if exists $SIG{SYS}; | |
31 | $id = semget IPC_PRIVATE, $nsem, S_IRUSR | S_IWUSR | IPC_CREAT; | |
32 | } | |
33 | ||
34 | if (not defined $id) { | |
35 | my $info = "semget failed: $!"; | |
36 | if ($! == &IPC::SysV::ENOSPC || $! == &IPC::SysV::ENOSYS || | |
37 | $! == &IPC::SysV::ENOMEM || $! == &IPC::SysV::EACCES) { | |
db93ece8 | 38 | skip_all($info); |
64d76282 BC |
39 | } |
40 | else { | |
41 | die $info; | |
42 | } | |
43 | } | |
44 | else { | |
45 | plan(tests => 7); | |
46 | pass('acquired semaphore'); | |
47 | } | |
48 | ||
49 | { # [perl #120635] 64 bit big-endian semctl SETVAL bug | |
50 | ok(semctl($id, "ignore", SETALL, pack("s!*",(0)x$nsem)), | |
51 | "Initialize all $nsem semaphores to zero"); | |
52 | ||
53 | my $sem2set = 3; | |
54 | my $semval = 17; | |
55 | ok(semctl($id, $sem2set, SETVAL, $semval), | |
56 | "Set semaphore $sem2set to $semval"); | |
57 | ||
58 | my $semvals; | |
59 | ok(semctl($id, "ignore", GETALL, $semvals), | |
60 | 'Get current semaphore values'); | |
61 | ||
62 | my @semvals = unpack("s!*", $semvals); | |
63 | is(scalar(@semvals), $nsem, | |
64 | "Make sure we get back statuses for all $nsem semaphores"); | |
65 | ||
66 | is($semvals[$sem2set], $semval, | |
67 | "Checking value of semaphore $sem2set"); | |
68 | ||
69 | is(semctl($id, $sem2set, GETVAL, "ignored"), $semval, | |
70 | "Check value via GETVAL"); | |
71 | } | |
72 |