Re: [v4l-dvb-maintainer] 2.6.25 regression: VIDEO_DEV=y/m, I2C=ncompile error

[Jan Engelhardt]

On Jan 28 2008 01:05, Trent Piepho wrote:

>Maybe the kernel headers should provide a couple macros for testing
>configs, since people get it wrong over and over again?
>
>#define CONFIG_ON(x) (defined(CONFIG_##x) || defined(CONFIG_##x##_MODULE))
>#define CONFIG_AVAIABLE(x) (defined(CONFIG_##x) || (defined(MODULE) && defined(CONFIG_##x##_MODULE)))
               ^AVAILABLE(x)

What's the difference between these two?

CONFIG_x_MODULE will never be defined if MODULE is not, so defined(MODULE)
seems redundant.

>Would save typing too.

Yes please add it. (But don't try to convert any subsystems - deep dev phase)


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