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SubjectRe: [PATCH v2] kconfig: autogenerated config_is_xxx macro
On Fri, May 06, 2011 at 07:03:49AM +0200, Jean-Christophe PLAGNIOL-VILLARD wrote:
> this will allow to use to use
> if(config_is_xxx())
> if(config_is_xxx_module())
> in the code instead of
> #ifdef CONFIG_xxx
> #ifdef CONFIG_xxx_MODULE
> and now let the compiler remove the non usefull code and not the
> pre-processor
> as done in the mach-types for arm as exmaple
> Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <>

I pushed this to kbuild-2.6.git#kconfig, but I found an issue that needs
to be fixed before we start using this feature: scripts/basic/fixdep
scans source files for occurences of CONFIG_xxx and adds dependencies on
include/config/xxx. It needs to be taught to match config_is_xxx as


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