[ale] xargs processes as input arrives?

[justin caratzas]

Thats funny, i used xargs last night to mass unrar stuff, and the results I
saw showed that xargs took something1.rar then something2.rar, etc in order
that ls gave it.  So it would be my conclusion that it does.

On Fri, Apr 17, 2009 at 1:53 PM, Jeff Lightner <jlightner at water.com> wrote:

>   I’ve always assumed xargs processed each item as it arrived but saw
> something today that made me think perhaps this isn’t the case.
>
>
>
> In essence I’m doing an “ls –tr log.* |xargs grep –hA 30 sometext”
>
>
>
> Files are log, log.1, log.2 … log.10 where log is the newest and log.10 is
> the oldest.
>
>
>
> My subsequent processing relies on the information from log.10 appearing
> first then log.9 then log.8 … log.
>
>
>
> What I saw today made it look as if it somehow grabbed log.10 at the end
> instead of the beginning.
>
>
>
> Apparently they were doing some tweaking of logs today so it’s possible
> what I saw was a result of them moving something.
>
>
>
> I’d just like confirmation that xargs does in fact process things (and
> display it) in the order of what is piped into it rather than buffering it
> all and deciding on its own order.
>
>
>
> Nothing in the man page seems to directly answer question about order.
>
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