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From: Jorgen Grahn <grahn+nntp@snipabacken.se>
To: help-gnu-emacs@gnu.org
Subject: Re: Why can't I use xargs emacs?
Date: 6 Feb 2010 07:45:08 GMT	[thread overview]
Message-ID: <slrnhmq7g4.1qf.grahn+nntp@frailea.sa.invalid> (raw)
In-Reply-To: vbdo37xj19.ln2@news.ducksburg.com

On Wed, 2010-02-03, Adam Funk wrote:
> On 2010-02-03, Thierry Volpiatto wrote:
>
>> Why not a simple:
>>
>> emacs -nw -Q $(find . -name '*.txt')
>
> That works, thanks.  I'd forgotten about the $(...) construction.

In the most popular shells, yes. You'd have to use backticks in tcsh.

>> Why do you want to use xargs?
>
> Because that's what I always do (except for this, now) when I want to
> find or grep -l some files and fire a command at them all.

"Fire command at many files" isn't exactly what xargs does.

It's really for filtering. 'xargs foo' may choose to execute foo many
times (an infinite number of times if its own input is infinite) since
all that matters is "I want on stdout the results of applying foo to
all those files, in sequence".

/Jorgen

-- 
  // Jorgen Grahn <grahn@  Oo  o.   .  .
\X/     snipabacken.se>   O  o   .


  reply	other threads:[~2010-02-06  7:45 UTC|newest]

Thread overview: 19+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-02-02 20:22 Why can't I use xargs emacs? Adam Funk
2010-02-02 21:14 ` Bit Twister
2010-02-03 11:14   ` Andreas Röhler
2010-02-03 14:18   ` Adam Funk
2010-02-02 21:35 ` Bill Marcum
2010-02-03  7:23   ` Thierry Volpiatto
     [not found]   ` <mailman.634.1265182143.14305.help-gnu-emacs@gnu.org>
2010-02-03 14:21     ` Adam Funk
2010-02-06  7:45       ` Jorgen Grahn [this message]
2010-02-06 19:37         ` Adam Funk
2010-02-02 22:40 ` Pascal J. Bourguignon
2010-02-03  3:40   ` Ivan Shmakov
2010-02-02 22:56 ` Pascal J. Bourguignon
2010-02-02 23:51 ` Harald Hanche-Olsen
2010-02-03 14:12 ` hymie!
2010-02-03 14:20   ` Adam Funk
2010-02-03 16:19     ` Thierry Volpiatto
     [not found]     ` <mailman.645.1265214302.14305.help-gnu-emacs@gnu.org>
2010-02-03 21:15       ` Adam Funk
2010-02-04 12:08         ` Andreas Röhler
2010-02-11  3:19   ` David Combs

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