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From: Frank Terbeck <ft@bewatermyfriend.org>
To: sergio <mailbox@sergio.spb.ru>
Cc: zsh-users@zsh.org
Subject: Re: dumb question about parameter expansion
Date: Thu, 11 Oct 2012 14:20:35 +0200	[thread overview]
Message-ID: <87zk3tgpyk.fsf@ft.bewatermyfriend.org> (raw)
In-Reply-To: <5076B49A.90101@sergio.spb.ru> (sergio's message of "Thu, 11 Oct 2012 15:59:22 +0400")

sergio wrote:
> Looks like it's dumb question, but I can't understand this.
>
> % zsh -f
> % l='ls'
> % o='-l -h'
> % $l $o
> ls: invalid option -- ' '
> Try `ls --help' for more information.
>
> % ls -l -h
> total 512
> drwxr-x---  2 sergio sergio ...

Zsh doesn't do wordsplitting of unquoted parameters (at least not by
default, which is a good thing[tm]). Use an array instead:

% o=(-l -h)
% ls $o

See <http://zshwiki.org/home/scripting/paramexp> as well.

Regards, Frank

-- 
In protocol design, perfection has been reached not when there is
nothing left to add, but when there is nothing left to take away.
                                                  -- RFC 1925


      parent reply	other threads:[~2012-10-11 12:39 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-10-11 11:59 sergio
2012-10-11 12:19 ` Jérémie Roquet
2012-10-11 12:20 ` Frank Terbeck [this message]

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