Re: File Locking Tricks and Traps

by Nitrox (Chaplain)

on Mar 11, 2003 at 16:42 UTC ( [id://242080]=note: print w/replies, xml )

Need Help??

On slide 6 this line:

open SELF, "< $0" or die ...;
[download]

Should be:

open SELF, "+< $0" or die ...;
[download]

Due to the fact that some OS's won't allow an exclusive lock on a file that has been opened for read only.

-Nitrox

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