RFR: 7903360: jextract does not handle function pointer return type properly

[Athijegannathan Sundararajan]

On Tue, 18 Oct 2022 09:08:21 GMT, Maurizio Cimadamore <mcimadamore at openjdk.org> wrote:

>> * generating functional interface for pointer to function return types
>> * taking care of javadoc comment by using nameAndType function uniformly
>
> src/main/java/org/openjdk/jextract/impl/NameMangler.java line 133:
> 
>> 131:     }
>> 132: 
>> 133:     String getReturnFiName(Declaration.Function func) {
> 
> Why can't `getFiName` be reused here?

No, this is not a functional interface for the Function itself. It is comparable to getFiName(Declaration.Function func, int paramNum, Declaration.Variable param) - a particular parameter is of a function pointer type. Here return type is a function pointer type.

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PR: https://git.openjdk.org/jextract/pull/90