Re: [Xen-devel] [XEN PATCH v2 11/12] xen/build: introduce ccflags-y and CFLAGS_$@

[Jan Beulich <jbeulich@xxxxxxxx>]

On 03.02.2020 15:23, Anthony PERARD wrote:
> On Thu, Jan 30, 2020 at 02:39:43PM +0100, Jan Beulich wrote:
>> On 17.01.2020 11:53, Anthony PERARD wrote:
>> I have to admit that I'm also a little puzzled by the naming, no
>> matter that it's taken from Linux. It doesn't really seem to fit
>> CFLAGS/AFLAGS and c_flags/a_flags.
> 
> So I've look into the history of Linux, ccflags-y was introduce to get
> rid of EXTRA_CFLAGS and especially to have the -y part in the name of
> the variable.
> 
> So, instead of ccflags-y and the like, we could use CFLAGS-y in Makefile
> of subdirectories.
> 
> For makefiles in subdir, Linux has:
>     CFLAGS_$@
>     CFLAGS_REMOVE_$@
>     ccflags-y
>     subdir-ccflags-y
> so CFLAGS-y would be better (and we can think about the subdir one
> later).

In case this doesn't conflict with uses of CFLAGS-y anywhere else
(not sure if any are left by this point of the series) - sounds
good.

Jan


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