help on how to wrap a C macros when binding linux/spi/spidev.h

[dangbinghoo]

On Thursday, 29 March 2018 at 09:16:11 UTC, dangbinghoo wrote:
> On Thursday, 29 March 2018 at 09:13:27 UTC, dangbinghoo wrote:
>> On Thursday, 29 March 2018 at 09:02:16 UTC, Nicholas Wilson 
>> wrote:
>>> On Thursday, 29 March 2018 at 08:47:50 UTC, dangbinghoo wrote:
>>>
>>>>[...]
>>>
>>> try
>>>
>>>> [...]
>>
>> thanks for your reply, but it will also fail, the compiler 
>> just gives me :
>>
>> ----
>> source/spidev.d-mixin-129(129,8): Error: variable n cannot be 
>> read at compile time
>> ----
>
> sorry, I just don't notice the `()`.
> yeah! it compiles, but can you explain it? thanks!

just got it! `size_t N` need to be template param.

Thanks for the help!