linux-kernel - Re: [PATCH] kconfig: add build-only configurator targets

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Date:   Fri, 17 Aug 2018 10:55:13 +0900
From:   Masahiro Yamada <yamada.masahiro@...ionext.com>
To:     Randy Dunlap <rdunlap@...radead.org>
Cc:     linux-kbuild <linux-kbuild@...r.kernel.org>,
        LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] kconfig: add build-only configurator targets

2018-08-17 1:30 GMT+09:00 Randy Dunlap <rdunlap@...radead.org>:
> On 08/15/2018 08:27 PM, Masahiro Yamada wrote:
>> 2018-08-15 9:36 GMT+09:00 Randy Dunlap <rdunlap@...radead.org>:
>>> From: Randy Dunlap <rdunlap@...radead.org>
>>>
>>> Add build-only targets for build_menuconfig, build_nconfig,
>>> build_xconfig, and build_gconfig.
>>> (targets must end in "config" to qualify in top-level Makefile)
>>>
>>> This allows these target to be built without execution (e.g., to
>>> look for errors or warnings) and/or to be built and checked by sparse.
>>>
>>> Signed-off-by: Randy Dunlap <rdunlap@...radead.org>
>>> ---


Applied to linux-kbuild. Thanks!

>>>  scripts/kconfig/Makefile |    8 ++++++++
>>>  1 file changed, 8 insertions(+)
>>>
>>> --- linux-next-20180814.orig/scripts/kconfig/Makefile
>>> +++ linux-next-20180814/scripts/kconfig/Makefile
>>> @@ -33,6 +33,14 @@ config: $(obj)/conf
>>>  nconfig: $(obj)/nconf
>>>         $< $(silent) $(Kconfig)
>>>
>>> +build_menuconfig: $(obj)/mconf
>>> +
>>> +build_nconfig: $(obj)/nconf
>>> +
>>> +build_gconfig: $(obj)/gconf
>>> +
>>> +build_xconfig: $(obj)/qconf
>>> +
>>>  localyesconfig localmodconfig: $(obj)/conf
>>>         $(Q)perl $(srctree)/$(src)/streamline_config.pl --$@ $(srctree) $(Kconfig) > .tmp.config
>>>         $(Q)if [ -f .config ]; then                                     \
>>>
>>
>>
>> OK, seems useful,
>> but these should be phony targets.
>>
>> May I squash the following change?
>>
>
> Of course.  Thanks.
>
>>
>> diff --git a/scripts/kconfig/Makefile b/scripts/kconfig/Makefile
>> index c0ca9ea..f7bdcc9 100644
>> --- a/scripts/kconfig/Makefile
>> +++ b/scripts/kconfig/Makefile
>> @@ -3,7 +3,8 @@
>>  # Kernel configuration targets
>>  # These targets are used from top-level makefile
>>
>> -PHONY += xconfig gconfig menuconfig config localmodconfig localyesconfig
>> +PHONY += xconfig gconfig menuconfig config localmodconfig localyesconfig \
>> +       build_menuconfig build_nconfig build_gconfig build_xconfig
>>
>>  ifdef KBUILD_KCONFIG
>>  Kconfig := $(KBUILD_KCONFIG)
>
>
> --
> ~Randy



-- 
Best Regards
Masahiro Yamada