Computer and IT knowledge - things to know
use Fcntl ':flock';
open SELF, '<', $0 or die 'I am already running...';
flock SELF, LOCK_EX | LOCK_NB or exit;
computer2know :: thank you for your visit :: have a nice day :: © 2024
use Fcntl ':flock';
open SELF, '<', $0 or die 'I am already running...';
flock SELF, LOCK_EX | LOCK_NB or exit;
computer2know :: thank you for your visit :: have a nice day :: © 2024