BOL: Collision free write with Perl

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Collision free write with Perl

Collision free write with Perl

By Jit 2702 days ago

#Write into outfile -- collision free because of multicore usesage
sub collision_free_write {
  my($outFile, $msg) = @_;

  open my $ofh, ">>", $outFile or die  "$0 [$$]: open: $!";
  flock $ofh, LOCK_EX      or die  "$0 [$$]: flock: $!";
  print $ofh "$msg\n"      or die  "$0 [$$]: write: $!";
  close $ofh               or warn "$0 [$$]: close: $!";
}