[Python-Dev] Where to put the interrupt module?

[Kevin Jacobs]

On Fri, 13 Jun 2003, Guido van Rossum wrote:
> [Kevin J]
> > That chunk of code is very problematic.  Some platforms/threading libraries
> > will deliver a SIGINT to all threads, which can abort many system calls that
> > are not trivially restarted/restartable.
> 
> While I was worried about this when writing the original code (that's
> the only way to explain some of the things it does), I'm not sure if
> we really have to worry about such platforms any more; I certainly
> have never heard a report of such behavior.  On Unix and Unixish
> systems, pthreads rule.  Windows doesn't have real signals.  Mac OS is
> now also Unix.  PalmOS doesn't have threads.  What other platforms are
> relevant?

The thread_pthreads already masks signals to newly created threads.  I have
patches to add signal masking to solaris and pth threads.  I'm not sure how
much either are used anymore, though.

-Kevin

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Kevin Jacobs
The OPAL Group - Enterprise Systems Architect
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