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From: Herbert Xu <herbert@gondor.apana.org.au>
To: Jilles Tjoelker <jilles@stack.nl>
Cc: Harald van Dijk <harald@gigawatt.nl>,
	luigi.tarenga@gmail.com, dash@vger.kernel.org
Subject: Re: [BUG] regression in builtin echo
Date: Fri, 2 Sep 2016 22:19:12 +0800	[thread overview]
Message-ID: <20160902141912.GA12739@gondor.apana.org.au> (raw)
In-Reply-To: <20160902141631.GA87540@stack.nl>

On Fri, Sep 02, 2016 at 04:16:31PM +0200, Jilles Tjoelker wrote:
> Unlike Harald van Dijk's patch, the above patch breaks \c. Per POSIX
> (XSI option), \c shall cause all characters following it in the
> arguments to be ignored (so not only in the argument where \c occurs).
> For example:
>   echo 'a\cb' c; echo d
> shall write "ad" followed by a newline.

Works for me:

$ build/src/dash -c "echo 'a\cb' c; echo d"

AFAICS my patch doesn't change \c handling at all.  When we hit
\c print_escape_str will return 0x100, which guarantees that we
hit the berak.

Email: Herbert Xu <herbert@gondor.apana.org.au>
Home Page: http://gondor.apana.org.au/~herbert/
PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt

  reply	other threads:[~2016-09-02 14:19 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <CAKkO-EgCkv48unwXBjN1JdjSNx3_D1yCZQhde7WJedOFRUDaGg@mail.gmail.com>
2016-09-01 20:18 ` [BUG] regression in builtin echo Harald van Dijk
2016-09-02 13:14   ` Herbert Xu
2016-09-02 14:16     ` Jilles Tjoelker
2016-09-02 14:19       ` Herbert Xu [this message]
2016-09-02 15:24         ` Jilles Tjoelker

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