Messages in this thread | | | Date | Mon, 28 Jan 2008 13:17:10 +0100 (CET) | From | Jan Engelhardt <> | Subject | Re: [v4l-dvb-maintainer] 2.6.25 regression: VIDEO_DEV=y/m, I2C=n compile error |
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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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