From: "Jérémie Roquet" <arkanosis@gmail.com>
To: Zsh Users <zsh-users@zsh.org>
Cc: Stephane Chazelas <stephane_chazelas@yahoo.fr>,
zzapper <david@tvis.co.uk>
Subject: Re: is variable with variable name possible?
Date: Mon, 4 Apr 2011 16:33:48 +0200 [thread overview]
Message-ID: <BANLkTinfDC6zSZbRZ_ePJP=i0CNbNX0aaQ@mail.gmail.com> (raw)
In-Reply-To: <20110404140651.GA9371@yahoo.fr>
2011/4/4 Stephane Chazelas <stephane_chazelas@yahoo.fr>:
> 2011-04-04 15:48:32 +0200, Jérémie Roquet:
> [...]
>> 2011/4/4 zzapper <david@tvis.co.uk>:
>> > somevar=$(pwd)
>> >
>> > but I want somevar to be a variable name
>>
>> $ eval "$somevar=$(pwd)"
> [...]
>
> No!
>
> eval "$somevar=\$(pwd)"
> or
> eval "$somevar=\$PWD"
>
>
> Or think of what would happen if $PWD was "/tmp/x;rm -rf /home"
Oh, right!
--
Jérémie
prev parent reply other threads:[~2011-04-04 14:34 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-04-04 13:37 zzapper
2011-04-04 13:48 ` Jérémie Roquet
2011-04-04 13:51 ` Jérémie Roquet
2011-04-04 14:13 ` zzapper
2011-04-04 14:26 ` Bart Schaefer
2011-04-05 8:31 ` Bart Schaefer
2011-04-04 14:06 ` Stephane Chazelas
2011-04-04 14:25 ` Mikael Magnusson
2011-04-04 16:28 ` Stephane Chazelas
2011-04-04 16:34 ` Mikael Magnusson
2011-04-04 20:50 ` Stephane Chazelas
2011-04-04 22:32 ` Mikael Magnusson
2011-04-05 18:39 ` Stephane Chazelas
2011-04-05 2:54 ` Aaron Davies
2011-04-05 3:54 ` Phil Pennock
2011-04-05 4:04 ` ZyX
2011-04-05 4:10 ` ZyX
2011-04-04 14:33 ` Jérémie Roquet [this message]
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