From: "Dmitry V. Levin" <ldv@altlinux.org>
To: ALT Linux Sisyphus discussion list <sisyphus@altlinux.ru>
Subject: Re: [sisyphus] Забавный результат выполнения test -f $file
Date: Wed, 2 Mar 2005 13:22:02 +0300
Message-ID: <20050302102202.GC30506@basalt.office.altlinux.org> (raw)
In-Reply-To: <1109758371.2649.4.camel@yuk.home.int>
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On Wed, Mar 02, 2005 at 12:12:51PM +0200, Yura Kalinichenko wrote:
> On Срд, 2005-03-02 at 12:54 +0300, Yura Zotov wrote:
> > Это правильно, что bash работает вот так?
> >
> > $ file=; if test -f $file; then echo "x$file"; fi
> > x
> >
> > Если правильно, то почему?
> >
>
> Не забывайте закавычивать:
>
> $ file=""; if test -f "$file" ; then echo "x$file"; fi
> $
$ test -f; echo $?
0
$ test -f ''; echo $?
1
--
ldv
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next prev parent reply other threads:[~2005-03-02 10:22 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-03-02 9:54 Yura Zotov
2005-03-02 10:12 ` Yura Kalinichenko
2005-03-02 10:22 ` Dmitry V. Levin [this message]
2005-03-02 10:24 ` Epiphanov Sergei
2005-03-02 10:27 ` Epiphanov Sergei
2005-03-02 10:31 ` Epiphanov Sergei
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