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From: "Dmitry V. Levin" <ldv@altlinux.org>
To: ALT Devel discussion list <devel@lists.altlinux.org>
Subject: Re: [devel] gear --hasher и параметры hsh
Date: Thu, 16 Nov 2006 15:38:26 +0300
Message-ID: <20061116123826.GH22585@basalt.office.altlinux.org> (raw)
In-Reply-To: <20061116122648.GF30667@localhost.localdomain>

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On Thu, Nov 16, 2006 at 03:26:48PM +0300, Alexey Tourbin wrote:
> On Thu, Nov 16, 2006 at 03:14:30PM +0300, Dmitry V. Levin wrote:
> > On Thu, Nov 16, 2006 at 01:26:41PM +0200, Artem Zolochevskiy wrote:
> > > Отчего я не могу использовать ~ для указания месторасположения apt.conf ?
> > > $ gear --hasher -- hsh ~/HASHER/ --apt-conf=~/etc/apt.conf
> > > говорит 
> > > readlink: ~/etc/apt.conf: Нет такого файла или каталога
> > > hsh: --apt-config: ~/etc/apt.conf: file not available.
> > > 
> > > с полным путём всё ок.
> > > $ gear --hasher -- hsh ~/HASHER/ --apt-conf=/home/artem/etc/apt.conf 
> > > 
> > > Можно это как-то поправить? Уж шибко неудобно каждый раз полный путь давать.
> > 
> > Прочтите начало раздела "Tilde Expansion" в bash(1).
> 
> Кстати, этот раздел чего-то недоговаривает.  "Each variable assignment
> is checked for unquoted tilde-prefixes immediately following a : or the
> first =."
> 
> $ sh -c 'echo config=~ apt-config=~'  
> config=~ apt-config=~

Сравни:
sh -c 'echo a=~'
и
sh -c 'a=~; echo $a'

> $ bash -c 'echo config=~ apt-config=~'
> config=/home/at apt-config=~

Заметь, никакого присваивания ни в одном из случаев нет.
Есть конструкция, похожая на присваивание, причём поскольку apt-config не
может быть переменной, apt-config=~ заведомо не может быть присваиванием.


-- 
ldv

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  reply	other threads:[~2006-11-16 12:38 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2006-11-16 11:26 Artem Zolochevskiy
2006-11-16 11:36 ` Epiphanov Sergei
2006-11-16 13:02   ` Alexey Tourbin
2006-11-16 14:11     ` Artem Zolochevskiy
2006-11-16 12:14 ` Dmitry V. Levin
2006-11-16 12:26   ` Alexey Tourbin
2006-11-16 12:38     ` Dmitry V. Levin [this message]
2006-11-16 12:51       ` Alexey Tourbin
2006-11-16 12:53         ` Alexey Tourbin
2006-11-16 14:18   ` Artem Zolochevskiy
2006-11-16 12:17 ` Alexey Tourbin
2006-11-16 12:27   ` Andrei Bulava

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