Re: [PATCH] ARM: zImage: Skip relinking if nothing changes

From: Arnaud Lacombe
Date: Fri Aug 12 2011 - 18:17:32 EST


On Fri, Aug 12, 2011 at 6:03 PM, Sam Ravnborg <sam@xxxxxxxxxxxx> wrote:
>> I suspect this would have done the job:
>> $(obj)/font.o: $(srctree)/drivers/video/console/font_acorn_8x8.c
>>         $(cmd,cc_o_c)'
> I prefer using $(call,shipped) and let kbuild figure out how
> build an .o file from a .c file.
> In other words - avoiding use of the internal to
> variables in various places.
indeed, but I'd argue that 1) this would not be the first Makefile
using these internal macros (alpha and ia64 are using such construct
for aliasing) and 2) the `cmd_shipped' stuff is as internal than other
functions :-)

I wonder if we could not make kbuild provide an interface for such code-reuse...

- Arnaud
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