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To: zsh-workers@zsh.org
From: Stephane Chazelas <stephane.chazelas@gmail.com>
Subject: Re: The "set" utility outputs binary data
Date: Thu, 3 Dec 2015 14:46:41 +0000
Message-ID: <20151203144641.GB9581@chaz.gmail.com>
References: <20151203140558.GA17469@zira.vinc17.org>
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User-Agent: Mutt/1.5.21 (2010-09-15)

2015-12-03 15:05:58 +0100, Vincent Lefevre:
> The "set" utility outputs binary data (probably due to escape
> sequences for coloring and so on in some parameters such as
> prompts):
> 
> zira:~> set | grep ZSH
> Binary file (standard input) matches
[...]

It's the NUL byte in $IFS that's causing that.

-- 
Stephane