Created
November 10, 2013 05:21
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flocking the data handle.
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| use Fcntl ':flock'; # import LOCK_* constants | |
| unless ( flock DATA, LOCK_EX | LOCK_NB ) { | |
| print STDERR "Found duplicate script run. Stopping\n"; | |
| exit(0); | |
| } | |
| ... | |
| __DATA__ | |
| This exists to allow the locking code at the beginning of the file to work. | |
| DO NOT REMOVE THESE LINES! |
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