Re: [RFC][PATCH 1/2] kconfig: Introduce KCONFIG(),KCONFIG_BUILTIN() and KCONFIG_MODULE()

From: Randy Dunlap
Date: Tue Jul 26 2011 - 11:04:53 EST


On Tue, 26 Jul 2011 15:21:39 +0200 Michal Marek wrote:

> On 26.7.2011 15:01, Américo Wang wrote:
> > On Tue, Jul 26, 2011 at 6:58 AM, Michal Marek<mmarek@xxxxxxx> wrote:
> >> Replace the config_is_*() macros with a variant that allows for grepping
> >> for usage of CONFIG_* options in the code. Usage:
> >>
> >> if (KCONFIG(CONFIG_NUMA))
> >>
> >> or
> >>
> >> #if KCONFIG(CONFIG_NUMA)
> >>
> >> The KCONFIG() macro evaluates to 1 if the argument is set (to either 'y'
> >> or 'm'), KCONFIG_BUILTIN() and KCONFIG_MODULE() test if the respective
> >> option is 'y' and 'm', respectively.
> >
> > I think it's better to let KCONFIG_MODULE() returns true only for =m, so that
> > KCONFIG() will equal to KCONFIG_BUILTIN() || KCONFIG_MODULE().
>
> This is how it's done.
>
>
> > BTW, the name KCONFIG(CONFIG_NUMA) seems ugly.
>
> Suggest a better one :). The proposals so far:
> config_is_numa() (breaks grep)

explain, please.

> CONFIGURED(CONFIG_NUMA)
> ENABLED(CONFIG_NUMA)
> KCONFIG(CONFIG_NUMA)

CONFIG(NUMA) || CONFIG(NUMA_BUILTIN) || CONFIG(NUMA_MODULE)

---
~Randy
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