pkg SAT_SOLVER bugs

Rodrigo OSORIO rodrigo at freebsd.org
Tue Jun 28 20:45:03 UTC 2016


On 06/28/16 00:09, Baptiste Daroussin wrote:
> On Mon, Jun 27, 2016 at 11:42:08PM +0200, Rodrigo OSORIO wrote:
>> On 06/27/16 12:38, Hans Petter Selasky wrote:
>>> Hi,
>>>
>>> I found some bugs in PKG with regard to the SAT_SOLVER environment
>>> variable. Please find patch attached :-)
>>>
>>> Issues fixed:
>>> 1) No need to use hash table when generating SAT rules for external
>>> solver. Variables are already in a linear array. Fix encoding and
>>> decoding of SAT data.
>>> 2) Endless variable loop caused pkg to crash.
>>> 3) it->inverse was checked for non-zero, while it should actually be
>>> checked for -1 only. SAT rules produces were all negative.
>>>
>>> How to verify:
>>>
>>> make -C /usr/ports/math/picosat all install clean
>>>
>>> env SAT_SOLVER=picosat pkg upgrade
>>>
>>> --HPS
>>>
>>>
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>>>
>>
>> Thanks! this patch saves my day, I was stuck reinstalling a computer in
>> current, and after few rounds using pkg the solver start complaining and
>> pretending missing packages was yet installed.
>>
>> I apply you patch on top of the last version in ports and the patch work as
>> a charm. I'll keep testing it until a new version comes.
>>
>> regards,
>> - rodrigo
>
> that is unrelated, what saved you it that building from ports you switched form
> 1.8.5 to 1.8.6 his patch is to solve the use of an external SAT solver which I
> admit I haven't tested for a while.
>
> Pkg 1.8.6 is the default binary package for all release but head right now,
> pending for the next build cycle.
>
> Best regards,
> Bapt
>

Ouch, that hurts but you're right ;)
sorry for the unnecessary noise



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