From: Gary Thomas <gary@mlbassoc.com>
To: openembedded-devel@lists.openembedded.org
Subject: Re: COMPATIBLE_MACHINE
Date: Fri, 20 Apr 2012 08:15:50 -0600 [thread overview]
Message-ID: <4F916F96.8050901@mlbassoc.com> (raw)
In-Reply-To: <CABcZAN=ATv+2NUzf1nNq6w1O4Kg+trD1S3kuKM0Eq4=yq4PL2Q@mail.gmail.com>
On 2012-04-20 08:04, Chris Larson wrote:
> On Fri, Apr 20, 2012 at 6:20 AM, Gary Thomas<gary@mlbassoc.com> wrote:
>> I'm writing a .bbappend for a recipe which contains a COMPATIBLE_MACHINE
>> pattern like this:
>> COMPATIBLE_MACHINE = "(machine1|machine2|machine3)"
>>
>> Is there a way my .bbappend file can add to this pattern? I don't want
>> to disturb what's there, just add my machine as well.
>
> It's just a standard regular expression.
>
> COMPATIBLE_MACHINE = "(machine1|machine2|machine3)"
> COMPATIBLE_MACHINE .= "|machine4"
>
> Will result in a value of "(machine1|machine2|machine3)|machine4",
> which is still a perfectly valid pattern, as far as I can tell.
Yes, this does seem to work. Any clues why most uses of COMPATIBLE_MACHINE
use the regex "(x|y|z)" instead of just "x|y|z"? Aren't they the same?
--
------------------------------------------------------------
Gary Thomas | Consulting for the
MLB Associates | Embedded world
------------------------------------------------------------
next prev parent reply other threads:[~2012-04-20 14:25 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-04-20 13:20 COMPATIBLE_MACHINE Gary Thomas
2012-04-20 14:03 ` COMPATIBLE_MACHINE Phil Blundell
2012-04-20 14:04 ` COMPATIBLE_MACHINE Chris Larson
2012-04-20 14:15 ` Gary Thomas [this message]
2012-04-20 14:18 ` COMPATIBLE_MACHINE Chris Larson
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