Why is D unpopular?

[Paul Backus]

On Friday, 13 May 2022 at 17:35:35 UTC, IGotD- wrote:
> On Friday, 13 May 2022 at 17:27:01 UTC, H. S. Teoh wrote:
>>
>> As for #define'd manifest constants, wouldn't it just be a 
>> matter of adding a separate pass over the .h file to extract 
>> #define's that look like they can be transformed into enum 
>> constants?  Shouldn't be *that* hard to do, in theory anyway.
>>
>
> There must be a similar way as with C compilers (the -D command 
> line option) to inject defines. The D compiler must add this so 
> that import C constants can be defined at the command line 
> otherwise we have that extra custom build step again.

Most likely the D compiler will provide some way to pass 
arbitrary command-line options to the C preprocessor, just like 
it does for the linker (-Lwhatever).