Importing D libraries

Jacob Carlborg doob at me.com
Wed Jul 27 23:46:28 PDT 2011


On 2011-07-28 03:23, Andrew Wiley wrote:
> On Wed, Jul 27, 2011 at 2:10 AM, Jacob Carlborg <doob at me.com
> <mailto:doob at me.com>> wrote:
>
>         Cannot be implemented in GDC. The driver/compiler/assembler/__linker
>         structure doesn't allow it.
>
>
>     Why is that?
>
>
> Well, the short version is that GDC (the executable) is not a compiler.
> GDC is a driver that runs cc1d to compile your code, runs as (at least I
> think that's the name offhand) to assemble it, then runs ld to link it.
> As far as I know, there's no way for cc1d to communicate the contents of
> pragmas like this back to the driver, which it would have to do if you
> wanted the driver to include the library in the arguments to the linker.
> It's possible that I just don't know the infrastructure well enough, but
> I think this is one of the reasons the GCC guys refused to implement
> #pragma in C/C++ as well.

I don't really get this. GDC is a D front end for the GCC back end. So 
the the front end should handle all language specific things, like the 
pragma. Then I assume the front end can pass options to the linker. Is 
this not the case?

-- 
/Jacob Carlborg


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