[foreign] RFR 8217462: Add a jextract option to not generate typedef annotation interfaces

Sundararajan Athijegannathan sundararajan.athijegannathan at oracle.com
Wed Jan 23 02:06:42 UTC 2019


I agree. We should stabilize/regularize existing options first.

-Sundar

On 23/01/19, 2:40 AM, Maurizio Cimadamore wrote:
> Hi Jorn,
> while I understand where you are coming from, I'd like not to fragment 
> the space of the jextract options too much - as discussed earlier 
> today, there is already enough confusion over existing options, and we 
> should clear that before adding new ones :-)
>
> Also, if we go down this path, I'm afraid that this will turn into 
> having a full menu of options to support this or that generation tweak 
> - this sort of things tend to add up, the options will likely be 
> (ab)used in any possible configuration, with the result that the 
> jextract output will be perceived as something not stable.
>
> I have also a sense that your request is coming in part from issues 
> that were pointed out few days ago - e.g. jextract is currently 
> generating too much stuff - even things that have nothing to do with 
> the library being extracted (but which is recursively included by the 
> headers). As we have said then, the solution for this problem is to 
> adopt a library-centric approach, not adding custom flags to 
> selectively switch off extraction features.
>
> Maurizio
>
> On 22/01/2019 19:48, Jorn Vernee wrote:
>> Hi,
>>
>> From the bug description:
>>
>> Currently jextract generates annotation interfaces for typedefs. But, 
>> using these annotations is not required to call the native functions 
>> defined in a library. Rather, they are there to add additional 
>> metadata to java carrier types.
>>
>> Since use of these annotations interfaces is optional, it would be 
>> nice to have a jextract option to turn of their generation, in order 
>> to simplify generated classes (especially useful when viewing them 
>> with a decompiler/javap)
>>
>> Please review the following.
>>
>> Bug: https://bugs.openjdk.java.net/browse/JDK-8217462
>> Webrev: 
>> http://cr.openjdk.java.net/~jvernee/panama/webrevs/8217462/webrev.00/
>>
>> Thanks,
>> Jorn


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