Why is D unpopular?

[Walter Bright]

On 5/12/2022 11:10 AM, H. S. Teoh wrote:
> There's also macro functions that
> sometimes crop up in complex C headers. Those are hard to automatically
> translate; some cases may need inline functions, some involve
> token-pasting and may not be translatable without human intervention.

All true. If a .h file uses preprocessor for metaprogramming, there's no way to 
make that work in D.