Re: properly catch SIGTERM
On Fri, Jul 20, 2012 at 11:39 AM, Dieter Maurer <firstname.lastname@example.org> wrote:
> Eric Frederich <email@example.com> writes:
>> This seems to work okay but just now I got this while hitting ctrl-c
>> It seems to have caught the signal at or in the middle of a call to
>> --- Caught SIGTERM; Attempting to quit gracefully ---
>> Traceback (most recent call last):
>> File "/home/user/test.py", line 125, in <module>
>> IOError: [Errno 4] Interrupted system call
>> How should I fix this?
> This is normal *nix behavior. Any signal, even if caught by a signal
> handler, can interrupt system calls.
> Modern *nix versions might allow to control whether a signal interrupts
> a system call or not. Check the signal documentation for your operating
> system for the control you have over signal handling. Likely,
> you cannot directly control the feature via Python, but the
> "ctypes" module allows you to call C functions directly.
The signal.siginterrupt function has been added in python 2.6 to do this.
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