Date: Mon, 16 Jul 2012 00:12:47 -0500 From: Zhihao Yuan <lichray@gmail.com> To: Thomas Mueller <mueller23@insightbb.com> Cc: freebsd-stable@freebsd.org Subject: Re: less and vi fail on file whose name begins with + Message-ID: <CAGsORuAKFZSQzLAF%2BtcczvGXfWapcrpAxsB=YPkuJGCwGAmuxg@mail.gmail.com> In-Reply-To: <DD.37.21507.2A0A3005@smtp02.insight.synacor.com> References: <DD.37.21507.2A0A3005@smtp02.insight.synacor.com>
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On Mon, Jul 16, 2012 at 12:03 AM, Thomas Mueller
<mueller23@insightbb.com> wrote:
> I notice in my latest build of FreeBSD 9.0-STABLE (#11), a problem with less and vi with files whose name begins with +.
>
> These files occur in /var/db/pkg/(pkg-name)/
>
> For instance, if I cd /var/db/pkg/png-1.4.8
> and type
> less +DESC
> I get
>
> Missing filename ("less --help" for help)
>
> but if I type the filename with full path, or even
> less ./+DESC
> it works OK
>
> I also tried going to /tmp and
> echo abcdefg > +junk1.txt
> and the same bug with less showed up (no problem with echo).
>
> I tried vi instead of less, not really wanting to edit the file,
> and vi tried to open a temporary file on /tmp with a strange name.
>
> Has anybody noticed this bug? It affects i386 and amd64 at least.
It's not a bug... Unix shell regards arguments as same as options, so
the command with support + leading options has such a problem.
>
> I have no access to test on other architectures.
>
> If this bug is found, we no doubt want it to be squashed before 9.1-RELEASE.
>
> Tom
>
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--
Zhihao Yuan, nickname lichray
The best way to predict the future is to invent it.
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