Commit | Line | Data |
0a00ffdb |
1 | use Thread qw(async); |
2 | use Thread::Semaphore; |
3 | |
4 | my $sem = Thread::Semaphore->new(0); |
5 | |
6 | $nthreads = 4; |
7 | |
8 | for (my $i = 0; $i < $nthreads; $i++) { |
9 | async { |
10 | my $tid = Thread->self->tid; |
11 | print "thread $tid started...\n"; |
12 | $sem->down; |
13 | print "thread $tid finishing\n"; |
14 | }; |
15 | } |
16 | |
17 | print "main: started $nthreads threads\n"; |
18 | sleep 2; |
19 | |
20 | my @list = Thread->list; |
21 | printf "main: Thread->list returned %d threads\n", scalar(@list); |
22 | |
23 | foreach my $t (@list) { |
24 | print "inspecting thread $t...\n"; |
25 | print "...deref is $$t\n"; |
26 | print "...flags = ", $t->flags, "\n"; |
27 | print "...tid = ", $t->tid, "\n"; |
28 | } |
29 | print "main thread telling workers to finish off...\n"; |
30 | $sem->up($nthreads); |