[CRIU] [PATCH 1/9] nmk: rules.mk -- Drop @CFLAGS_ and @ASFLAGS_ but add ability to bring them via param

[Cyrill Gorcunov]

On Mon, Mar 21, 2016 at 04:16:32PM +0300, Dmitry Safonov wrote:
> On 03/21/2016 03:12 PM, Cyrill Gorcunov wrote:
> >Both are never worked, we need to pass them as explicit parameter.
> So, you didn't use forth parameter for gen-rule-* in this patches,
> how it supposed to be used?

For a while -- they are gonna be unused. I probably drop them
off once I manage with hostprog mode.

> I mean, currently they are used for expanding rules inside nmk;
> in normal makefiles, you use CFLAGS/AFLAGS for objects, but
> it's not expected to meet some gen-rule-* there (where one needs
> some gen-rule- outside nmk, it seems to be custom rule, not
> a basic as .c file to .o)

Not sure I follow. Could you please describe what you propose?
Initially I thought of passing additional flags via 4th parameter
but then ended up with $(@F) just like kernel does. You wanna import
rules.mk into build.mk, or what?