Re: [Swig-user] Re : Re: Re : Re: How can I specify different typemaps depending on the method being wrapped ?

[William S F. <ws...@fu...>]

It is checked in on trunk in a very recent commit, just check the logs.

William

On 29/10/12 21:01, Eric Cabot wrote:
> Oh that's great !
>
> Just today I found a need for this named %typemap(directorout) !
>
> Do you think I could have the code/patch so I can start using it ?
>
> Thanks a lot William !
>
> ÉC
> -----Original Message-----
> From: William S Fulton [mailto:ws...@fu...]
> Sent: Saturday, October 27, 2012 3:44 PM
> To: eri...@vi...
> Cc: swi...@li...
> Subject: Re: [Swig-user] Re : Re: Re : Re: How can I specify different typemaps depending on the method being wrapped ?
>
> Post processing the wrappers isn't really the recommended strategy as it indicates something wrong in SWIG. In this case it is a bug and I have fixed it for swig-2.0.9 so that named 'directorout' typemaps are found during the typemap search. Hence they now behave the same as named 'out'
> typemaps.
>
> William
>
> On 05/09/12 18:06, eri...@vi... wrote:
>> The "copy, sed, patches" strategy is actually the strategy that I was
>> about to deploy after all in my environment so I'm really happy to see
>> it's in line with the recommended strategy.
>> But being able to specify the method name in the %typemap would just
>> have been much simpler to deploy in my situation so I wanted to see
>> first if this was possible.
>> But if it's not possible then I will go with the full solution.
>> Thanks !
>> ----- Message d'origine -----
>> De: Marvin Greenberg <pub...@gm...>
>> Date: Mercredi, 5 Septembre 2012, 12:38 pm
>> Objet: Re: Re : Re: [Swig-user] How can I specify different typemaps
>> depending on the method being wrapped ?
>> À: eri...@vi...
>> Cc: William S Fulton <ws...@fu...>,
>> "swi...@li..." <swi...@li...>
>>
>>   > On 12/Sep/5 11:52 AM, eri...@vi... wrote:
>>   > >Thank you guys for your feedback.
>>   > >You are right Marvin the %typemap(out) seems to support a  >
>> signature like "MyType MyClass::MyFunction" but effectively the  >
>> %typemap(directorout) seems not.
>>   > >But even if it did there are still other cases where I don't  >
>> know how to specify the method name.
>>   > >For instance consider the following two methods of the same class.
>>   > >int foo1( Type value );
>>   > >int foo2( Type value );
>>   > >Say I want to apply a different "%typemap(in) Type" to each  >
>> method how can I do this with the argument name being the same ?
>>   > >BTW in my case I cannot write an interface file so I'm stuck  >
>> with doing a %include of the original C++ .h file that has those  >
>> two methods.
>>   > >
>>   > Hmm. Although you say you are stuck including the original  > .h
>> file, obviously you are not. You could copy it, run it  > through sed,
>> apply patches, etc.
>>   >
>>   > If you look at the documentation section "5.7 An interface  >
>> building strategy", and especially "5.7.3 Why use separate  >
>> interface files" it recommends that you write separate interface  >
>> files. We're doing fairly complicated stuff with swig,  > wrapping
>> static and generated c++ APIs, and we use separate  > interface files
>> to give us control over exactly how parts of the  > wrappers get
>> generated. So you COULD rename, from your example,  >  > int foo1(Type
>> special_arg);  > int foo2(Type special_arg);  > int foo3(Type
>> plain_arg);  >  > And then "in" typemaps to apply differently would be
>> possible.
>>   > Note my extension of the example -- by rewriting the argument  >
>> names, the interface itself now is self-documenting at when you  > are
>> using the different typemaps.
>>   >
>
>
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