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Date: Sat, 29 Apr 2017 17:07:00 +0000
From: Daniel Shahaf <d.s@daniel.shahaf.name>
To: zsh-workers@zsh.org
Subject: Re: [PATCH] Functions/Misc/relative: use -q with cd
Message-ID: <20170429170700.GA14300@fujitsu.shahaf.local2>
References: <20170427203537.13535-1-genml+zsh-workers@thequod.de>
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User-Agent: Mutt/1.5.23 (2014-03-12)

Daniel Hahler wrote on Thu, Apr 27, 2017 at 22:35:37 +0200:
> +++ b/Functions/Misc/relative
> @@ -8,8 +8,8 @@ emulate -L zsh || return 1
> -1=$(cd $1; pwd -r)
> -2=$(cd $2; pwd -r)
> +1=$(cd -q $1; pwd -r)
> +2=$(cd -q $2; pwd -r)

Would «1=${1:P}» be equivalent?  (If it is, it saves a fork.)

Pre-existing problem: should the function check that cd succeeded?  It
already checked that $1 and $2 exist, but they might be unreadable/unexecutable
by the EUID.