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Re: Mechanism for ensuring only one instance of a Perl script can only run?

by tybalt89 (Monsignor)
on Dec 06, 2022 at 22:32 UTC ( [id://11148625]=note: print w/replies, xml ) Need Help??

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  1. or download this
    #!/usr/bin/perl

...
  else { die "fork failed" }
  }
1 while wait > 0; # wait until all children finish
  2. or download this
    79504 got lock
79505 exiting Resource temporarily unavailable
...
79515 got lock
79516 exiting Resource temporarily unavailable
79515 exiting

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