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Re: wc and leading spaces

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From: Vincent Lefevre <vincent@xxxxxxxxxx>
To: zsh-users@xxxxxxx
Subject: Re: wc and leading spaces
Date: Tue, 23 Aug 2011 02:21:04 +0200
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On 2011-08-22 19:53:38 -0400, TJ Luoma wrote:
> Can anyone explain why 'wc' adds leading spaces to its output? ^1

There are different implementations (including historical).
But a POSIX implementation mustn't add spaces. See:

http://pubs.opengroup.org/onlinepubs/9699919799/utilities/wc.html

(which also mentions the System V wc).

-- 
Vincent Lefèvre <vincent@xxxxxxxxxx> - Web: <http://www.vinc17.net/>
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Work: CR INRIA - computer arithmetic / Arénaire project (LIP, ENS-Lyon)

References:
- wc and leading spaces
  - From: TJ Luoma

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