[CRIU] [PATCH 02/11] make: Export @ARCH and @SRCARCH

[Cyrill Gorcunov]

On Wed, Apr 22, 2015 at 05:40:36PM -0400, Christopher Covington wrote:
> On 04/22/2015 01:19 PM, Cyrill Gorcunov wrote:
> > We will need them for x86-32.
> > 
> > Signed-off-by: Cyrill Gorcunov <gorcunov at openvz.org>
> > ---
> >  Makefile | 2 ++
> >  1 file changed, 2 insertions(+)
> > 
> > diff --git a/Makefile b/Makefile
> > index 29f1d5b683fb..6e6efb290823 100644
> > --- a/Makefile
> > +++ b/Makefile
> > @@ -84,6 +84,8 @@ LDARCH		?= $(SRCARCH)
> >  SRC_DIR		?= $(CURDIR)
> >  ARCH_DIR	:= arch/$(SRCARCH)
> >  
> > +export ARCH SRCARCH
> > +
> >  $(if $(wildcard $(ARCH_DIR)),,$(error "The architecture $(ARCH) isn't supported"))
> >  
> >  cflags-y		+= -iquote include -iquote pie -iquote .
> > 
> 
> Why do you need to export ARCH? Is SRCARCH not unique enough?

SRCARCH is used to reference source code in arch/, while ARCH represent
architecture, which I filter out then in makefiles.