Re: [Xen-devel] [PATCH] xen: remove unused Kconfig parameter

From: Geert Uytterhoeven
Date: Thu Jul 11 2013 - 17:14:07 EST


On Thu, Jul 11, 2013 at 7:57 PM, H. Peter Anvin <hpa@xxxxxxxxx> wrote:
>> The check grub2 currently performs in one of its configuration scripts
>> is (reformatted):
>> if (grep -qx "CONFIG_XEN_DOM0=y" "${config}" 2> /dev/null ||
>> grep -qx "CONFIG_XEN_PRIVILEGED_GUEST=y" "${config}" 2> /dev/null);
>> then echo -n "$i " ;
>> fi
>>
>
> If only grep supported looking for more than one string at a time.
> Maybe we could construct some kind of pattern expression syntax for it,
> perhaps based on the theory of regular languages?

grep -E "(pat1|pat2|pat3|...)"?

Or am I missing something?

Gr{oetje,eeting}s,

Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@xxxxxxxxxxxxxx

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
-- Linus Torvalds
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