[Scilab-users] %mlistType_clear overloading of clear() for mlist custom types

[Stéphane Mottelet]

Le 01/07/2020 à 18:52, Samuel Gougeon a écrit :
> Le 01/07/2020 à 13:47, Stéphane Mottelet a écrit :
>>
>> Right, sorry for my previous message.
>>
>> But, at the user level there are very few use cases: the clear 
>> overload is only useful if some mlist fields contain some pointers to 
>> allocated data. For example sparse LU factors or Java objects.
>>
>
> The auto-clearing of the Java side of Java objects is already 
> implemented (and it's documented).
>
I am not sure it worked perfectly before. Clement's patch is essentially 
dealing with this case, see e.g.:

https://codereview.scilab.org/#/c/20679/14/scilab/modules/external_objects/sci_gateway/cpp/sci_percent_EObj_clear.cpp

https://codereview.scilab.org/#/c/20679/14/scilab/modules/external_objects/src/cpp/clear.cpp

S.


>
> I am wondering if a similar native auto-clearing could be implemented 
> for xml and hdf5 objects.
> I guess that usingclear before h5close() or xmlDelete() could make 
> memory leaking.
>
> Samuel
>
>
>
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-- 
Stéphane Mottelet
Ingénieur de recherche
EA 4297 Transformations Intégrées de la Matière Renouvelable
Département Génie des Procédés Industriels
Sorbonne Universités - Université de Technologie de Compiègne
CS 60319, 60203 Compiègne cedex
Tel : +33(0)344234688
http://www.utc.fr/~mottelet

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