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Re: [PATCH v7 3/4] lib/cmdline.c Remove quotes symmetrically.

From Michal Suchánek <msuchanek@suse.de>
Newsgroups linux.kernel
Subject Re: [PATCH v7 3/4] lib/cmdline.c Remove quotes symmetrically.
Date 2017-08-21 13:40 +0200
Message-ID <ugTdM-3NW-23@gated-at.bofh.it> (permalink)
References <ufzqN-1nj-3@gated-at.bofh.it> <ufzqN-1nj-9@gated-at.bofh.it> <ugS81-3aB-9@gated-at.bofh.it>
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On Mon, 21 Aug 2017 18:27:12 +0800
Baoquan He <bhe@redhat.com> wrote:

> On 08/17/17 at 10:14pm, Michal Suchanek wrote:
> > Remove quotes from argument value only if there is qoute on both
> > sides.
> > 
> > Signed-off-by: Michal Suchanek <msuchanek@suse.de>  
> 
> Sounds reasonable. Just for curiosity, do we have chance to pass in
> option with a single '"'?

No, we don't. Perhaps it would work if it was at the end of the
commandline.

next_arg checks that quoting is closed.

It was possible but undocumented with previous behavior - you would
place the quote in the middle and the closing quote at start or end so
that next_arg would remove the closing quote but not the one in the
middle.

It would be also possible with shell-like backslash escaping but that
is not implemented.

Thanks

Michal

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Thread

[PATCH v7 3/4] lib/cmdline.c Remove quotes symmetrically. Michal Suchanek <msuchanek@suse.de> - 2017-08-17 22:20 +0200
  Re: [PATCH v7 3/4] lib/cmdline.c Remove quotes symmetrically. msuchanek <msuchanek@suse.de> - 2017-08-17 23:30 +0200
  Re: [PATCH v7 3/4] lib/cmdline.c Remove quotes symmetrically. Baoquan He <bhe@redhat.com> - 2017-08-21 12:30 +0200
    Re: [PATCH v7 3/4] lib/cmdline.c Remove quotes symmetrically. Michal Suchánek <msuchanek@suse.de> - 2017-08-21 13:40 +0200
  Re: [PATCH v7 3/4] lib/cmdline.c Remove quotes symmetrically. Michael Ellerman <mpe@ellerman.id.au> - 2017-08-24 13:10 +0200
    Re: [PATCH v7 3/4] lib/cmdline.c Remove quotes symmetrically. msuchanek <msuchanek@suse.de> - 2017-08-24 14:20 +0200

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