BenBart wrote: > Hi all, > > How do I prevent multiple instance of the same script from running? > > That is for example, if I have a script named script1.pl and it is > already running, I want the script to be able to check that it is > already running and then just exit ... > > Is this possible to do in both UNIX and Windows? > > >
One common way to do this is to convert the script into a daemon and have init(8) start (and restart it if it dies). If the user must communicate with it, create a client program for them and have it use sockets to communicate with the daemon. See `perldoc perlipc` and `man init` for details. Sorry, not available in MS. -- __END__ Just my 0.00000002 million dollars worth, --- Shawn "For the things we have to learn before we can do them, we learn by doing them." Aristotle * Perl tutorials at http://perlmonks.org/?node=Tutorials * A searchable perldoc is at http://perldoc.perl.org/ -- To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED] <http://learn.perl.org/> <http://learn.perl.org/first-response>
