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unixronin: Galen the technomage, from Babylon 5: Crusade (Default)
Unixronin

December 2012

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Thursday, February 5th, 2009 09:50 pm

Well, actually, it's not Curses.pm that's the problem.

As previously mentioned, I've been working on adding client-to-client encryption into ICBM, my threaded Perl ICB client.  I have session keys working in ICBM now, and needed to implement a way of reasonably securely exchanging session keys, which calls for Crypt::RSA.  So far, so good.

Crypt::RSA requires seven other modules for support.  OK, I can install those, though the module count is getting higher than I like.

One of those modules is Math::Pari, a Perl interface to the fast Pari math library.  OK, no problem.

Except that it is a problem, because Math::Pari in a multi-threaded Perl application, even if never used, causes SEGVs on the first thread termination.  Which means unclean exit and the app never gets to clean up after itself.  Apparently Math::Pari is very much not thread-safe.

Curses.  Foiled again...

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Friday, February 6th, 2009 01:57 pm (UTC)
This is one reason I tend to avoid perl whenever possible...there's some great stuff out there, but it also serves as a collection point for ill-behaved sstuff like this.

I just decided to avoid the frustration. :)