I'm wondering if it's efficient to open close the file each time, the handle could be kept in the closure.

And flock would cover problems with concurrent use.

Although ... IIRC there are also OS dependencies to consider.

Cheers Rolf
(addicted to the 𐍀𐌴𐍂𐌻 Programming Language :)
Wikisyntax for the Monastery

In reply to Re^2: Why can't some of my modules do log output to a file? by LanX
in thread Why can't some of my modules do log output to a file? by LittleJack

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