Commit | Line | Data |
3784f770 |
1 | #!./perl |
2 | |
3 | BEGIN { |
4 | chdir 't' if -d 't'; |
5 | |
6 | @INC = '../lib'; |
7 | |
8 | require Config; import Config; |
9 | |
10 | unless ($Config{'d_msg'} eq 'define' && |
11 | $Config{'d_sem'} eq 'define') { |
12 | print "1..0\n"; |
13 | exit; |
14 | } |
15 | } |
16 | |
17 | # These constants are common to all tests. |
18 | # Later the sem* tests will import more for themselves. |
19 | |
20 | use IPC::SysV qw(IPC_PRIVATE IPC_NOWAIT IPC_STAT IPC_RMID |
21 | S_IRWXU S_IRWXG S_IRWXO); |
22 | use strict; |
23 | |
24 | print "1..16\n"; |
25 | |
26 | my $msg; |
27 | my $sem; |
28 | |
29 | $SIG{__DIE__} = 'cleanup'; # will cleanup $msg and $sem if needed |
30 | |
6087ac44 |
31 | # FreeBSD is known to throw this if there's no SysV IPC in the kernel. |
32 | $SIG{SYS} = sub { |
33 | print STDERR <<EOM; |
34 | SIGSYS caught. |
35 | It may be that your kernel does not have SysV IPC configured. |
36 | |
37 | EOM |
38 | if ($^O eq 'freebsd') { |
39 | print STDERR <<EOM; |
40 | You must have following options in your kernel: |
41 | |
42 | options SYSVSHM |
43 | options SYSVSEM |
44 | options SYSVMSG |
45 | |
46 | See config(8). |
47 | EOM |
48 | } |
49 | exit(1); |
50 | }; |
51 | |
3784f770 |
52 | if ($Config{'d_msgget'} eq 'define' && |
53 | $Config{'d_msgctl'} eq 'define' && |
54 | $Config{'d_msgsnd'} eq 'define' && |
55 | $Config{'d_msgrcv'} eq 'define') { |
56 | $msg = msgget(IPC_PRIVATE, S_IRWXU | S_IRWXG | S_IRWXO); |
57 | # Very first time called after machine is booted value may be 0 |
58 | die "msgget failed: $!\n" unless defined($msg) && $msg >= 0; |
59 | |
60 | print "ok 1\n"; |
61 | |
62 | #Putting a message on the queue |
63 | my $msgtype = 1; |
64 | my $msgtext = "hello"; |
65 | |
66 | msgsnd($msg,pack("L a*",$msgtype,$msgtext),0) or print "not "; |
67 | print "ok 2\n"; |
68 | |
69 | my $data; |
70 | msgctl($msg,IPC_STAT,$data) or print "not "; |
71 | print "ok 3\n"; |
72 | |
73 | print "not " unless length($data); |
74 | print "ok 4\n"; |
75 | |
76 | my $msgbuf; |
77 | msgrcv($msg,$msgbuf,256,0,IPC_NOWAIT) or print "not "; |
78 | print "ok 5\n"; |
79 | |
80 | my($rmsgtype,$rmsgtext) = unpack("L a*",$msgbuf); |
81 | |
82 | print "not " unless($rmsgtype == $msgtype && $rmsgtext eq $msgtext); |
83 | print "ok 6\n"; |
84 | } else { |
85 | for (1..6) { |
86 | print "ok $_\n"; # fake it |
87 | } |
88 | } |
89 | |
90 | if($Config{'d_semget'} eq 'define' && |
91 | $Config{'d_semctl'} eq 'define') { |
92 | |
93 | use IPC::SysV qw(IPC_CREAT GETALL SETALL); |
94 | |
95 | $sem = semget(IPC_PRIVATE, 10, S_IRWXU | S_IRWXG | S_IRWXO | IPC_CREAT); |
96 | # Very first time called after machine is booted value may be 0 |
97 | die "semget: $!\n" unless defined($sem) && $sem >= 0; |
98 | |
99 | print "ok 7\n"; |
100 | |
101 | my $data; |
102 | semctl($sem,0,IPC_STAT,$data) or print "not "; |
103 | print "ok 8\n"; |
104 | |
105 | print "not " unless length($data); |
106 | print "ok 9\n"; |
107 | |
108 | my $template; |
109 | |
110 | # Find the pack/unpack template capable of handling native C shorts. |
111 | |
112 | if ($Config{shortsize} == 2) { |
113 | $template = "s"; |
114 | } elsif ($Config{shortsize} == 4) { |
115 | $template = "l"; |
116 | } elsif ($Config{shortsize} == 8) { |
117 | # Try quad last because not supported everywhere. |
118 | foreach my $t (qw(i q)) { |
119 | # We could trap the unsupported quad template with eval |
120 | # but if we get this far we should have quad support anyway. |
121 | if (length(pack($t, 0)) == 8) { |
122 | $template = $t; |
123 | last; |
124 | } |
125 | } |
126 | } |
127 | |
128 | die "$0: cannot pack native shorts\n" unless defined $template; |
129 | |
130 | $template .= "*"; |
131 | |
132 | my $nsem = 10; |
133 | |
134 | semctl($sem,0,SETALL,pack($template,(0) x $nsem)) or print "not "; |
135 | print "ok 10\n"; |
136 | |
137 | $data = ""; |
138 | semctl($sem,0,GETALL,$data) or print "not "; |
139 | print "ok 11\n"; |
140 | |
141 | print "not " unless length($data) == length(pack($template,(0) x $nsem)); |
142 | print "ok 12\n"; |
143 | |
144 | my @data = unpack($template,$data); |
145 | |
146 | my $adata = "0" x $nsem; |
147 | |
148 | print "not " unless @data == $nsem and join("",@data) eq $adata; |
149 | print "ok 13\n"; |
150 | |
151 | my $poke = 2; |
152 | |
153 | $data[$poke] = 1; |
154 | semctl($sem,0,SETALL,pack($template,@data)) or print "not "; |
155 | print "ok 14\n"; |
156 | |
157 | $data = ""; |
158 | semctl($sem,0,GETALL,$data) or print "not "; |
159 | print "ok 15\n"; |
160 | |
161 | @data = unpack($template,$data); |
162 | |
163 | my $bdata = "0" x $poke . "1" . "0" x ($nsem-$poke-1); |
164 | |
165 | print "not " unless join("",@data) eq $bdata; |
166 | print "ok 16\n"; |
167 | } else { |
168 | for (7..16) { |
169 | print "ok $_\n"; # fake it |
170 | } |
171 | } |
172 | |
173 | sub cleanup { |
174 | msgctl($msg,IPC_RMID,0) if defined $msg; |
175 | semctl($sem,0,IPC_RMID,undef) if defined $sem; |
176 | } |
177 | |
178 | cleanup; |