1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
|
BEGIN {
chdir 't' if -d 't';
@INC = '../lib' if -d '../lib' && -d '../ext';
require "./test.pl";
}
use Config;
use strict;
use warnings;
skip_all('no SysV semaphores on this platform') if !$Config{d_sem};
skip_all('SysV semaphore structures not detected')
if !$Config{d_semctl_semid_ds} && !$Config{d_semctl_semun};
my @warnings;
{
local $SIG{__WARN__} = sub { push @warnings, $_[0] };
local $SIG{SYS} = sub { skip_all("SIGSYS caught") } if exists $SIG{SYS};
my $test = (semctl(-1,0,0,0))[0];
ok(!defined $test, "erroneous semctl list slice yields undef");
}
is(scalar @warnings, 0, "no warnings from erroneous semctl list slice")
or diag("warnings found: @warnings");
done_testing;
|
