Re: [Plplot-general] Memory leaks in several plplot functions

[<flo...@iw...>]

Hi Guys,

it worked with the libraries in the new svn version - all plplot leaks  
disappeared. Now I have just some GTK related leaks left - but that  
shouldn't bother you.

THANKS a lot for the fast and efficient help!!

Flo.

Quoting Andrew Ross <and...@us...>:

> On Thu, Nov 22, 2012 at 09:10:08PM -0800, Alan Irwin wrote:
>> On 2012-11-22 22:13+0100 flo...@iw... wrote:
>>
>> > Dear Andrew,
>> >
>> > thanks for the quick reply. My plplot version is 5.9.9 and I use the
>> > current cairo driver on Ubuntu12.10.
>>
>> @Florian:
>> Just to jump in here late, we actually need the exact command you used
>> with example 2.
>>
>> @Andrew:
>>
>> I get valgrind clean results (for the svn trunk version of PLplot
>> built on Debian wheezy) for both
>>
>> valgrind examples/c/x02c -dev pngcairo -o test.png -fam
>>
>> and
>>
>> valgrind examples/c/x02c -dev pngcairo -o test.png
>>
>> In sharp contrast to those good results
>>
>> valgrind examples/c/x02c -dev pscairo -o test.ps -fam
>>
>> and
>>
>> valgrind examples/c/x02c -dev pscairo -o test.ps
>>
>> both have dirty valgrind results.  Pending more precise information
>> from Florian, my results may confirm what Florian has found (if in
>> fact he used -dev pscairo) or it may be an additional valgrind issue
>> that is unrelated to what he found.
>
> Alan,
>
> This is odd, because there definitely seems to be a bug in the plplot
> code path for plotting text. I've just fixed it now. This gave
> problems for both pngcairo and pscairo for me. This involved leaking
> quite large amounts of memory, so I suspect this was Florian's
> problem. On my Ubuntu system I still see a number of small leaks which
> appear to be cairo / freetype related rather than plplot related.
>
> @Alan Can you check my fix on Debian wheezy?
>
> @Florian You might want to check the latest svn version of plplot to
> see if this fixes your problem.
>
> Regards
> Andrew
>
>