Please set 
$SIG{INT} = 'IGNORE';

[download]
as the first thing in your handler, or else the sub will recurse the first time someone presses ctrl-C while in this sub.

And, Like you remarked yourself, you still have to actually exit or die at the of the sub, or it'll just resume where it left off, afterwards.

In reply to Re^2: How do I dump data to file on hard exit? by bart
in thread How do I dump data to file on hard exit? by starbuck

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