[ccan] [PATCH v2 12/13] Makefile: Define CFLAGS_FORCE_C_SOURCE macro

[Rusty Russell]

David Gibson <david at gibson.dropbear.id.au> writes:
> On Thu, Sep 22, 2016 at 09:33:15PM -0600, Kevin Locke wrote:
>> This macro holds the C compiler flag(s) to force input files to be
>> recognized as C sources regardless of extension.  It is defined to allow
>> overriding on the make command line.
>> 
>> Signed-off-by: Kevin Locke <kevin at kevinlocke.name>
>
> So.. this approach works.
>
> But I've been wondering for a while if the weird thing we do of having
> the _info files not have a .c extension is a good idea.
>
> I think the underscore enough is probably enough to mark those
> special, so things might be less messy if we just called them _info.c.
>
> Rusty, thoughts?

_info.c breaks the "compile *.c to get the module" rule, though.

_info is for both machines and humans, so it's a border case, but I
think it comes down on "make the machine work harder".

Cheers,
Rusty.