Re: Retrieving the "include" directory for Emacs Modules

[Stefan Monnier via Users list for the GNU Emacs text editor <help-gnu-emacs@gnu.org>]

> I honestly don't understand why you need this at all.  emacs-module.h
> is supposed to be installed in the compilers include tree, where the
> compiler looks for header files by default.  So you shouldn't even
> need to know where the header lives, in order to compile a module.
> The module's code should just do
>
>   #include <emacs-module.h>
>
> and that's it.  Or what am I missing?

That presumes that Emacs is installed system-wide (and "properly").
When the compilation of the module is initiated from within Emacs, it
would make a lot of sense for this "ambient" Emacs to be able to tell
`make/gcc/younameit` explicitly and reliably where its own
`emacs-module.h` can be found.


        Stefan