does it make sense to stop on SIGPRIO?
Michael Snyder
msnyder@vmware.com
Wed Jan 5 18:26:00 GMT 2011
Michael Snyder wrote:
> Joel Brobecker wrote:
>> I've been looking at how we decide what to when we receive a signal.
>> We have some code that disables stop&printing for various signals
>> because these signals are used as part of normal thread operations.
>>
>> /* These signals are used internally by user-level thread
>> implementations. (See signal(5) on Solaris.) Like the above
>> signals, a healthy program receives and handles them as part of
>> its normal operation. */
>>
>> We do the same for other signals, which are not error signals:
>>
>> /* Signals that are not errors should not normally enter the debugger. */
>>
>> On LynxOS, changing the priority of a thread automatically causes
>> a SIGPRIO signal to be raised. I think that SIGPRIO falls more
>> into the second category (not a signal used to indicate an error).
>>
>> Are there any known situations where we would want a SIGPRIO would
>> be indicating something abnormal, or significant enough that we would
>> want to stop?
>>
>> Thanks,
>
>
> I think it might be peculiar to LynxOS. Most google hits either refer
> to gdb or Lynx.
>
>
Meant to imply -- in which case you can do what you like.
;-)
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