The errors I'm hoping to trap with eval are in the &do_something() function.

Then wrap that function, not the rest.

Examine what is said, not who speaks -- Silence betokens consent -- Love the truth but pardon error.
"Science is about questioning the status quo. Questioning authority".
In the absence of evidence, opinion is indistinguishable from prejudice.

In reply to Re^3: GUI in Perl/Tk runs slow unless threads sleep periodically by BrowserUk
in thread GUI in Perl/Tk runs slow unless threads sleep periodically by Smile-n-Nod

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