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From: Herbert Xu <herbert@gondor.apana.org.au>
To: Harald van Dijk <harald@gigawatt.nl>
Cc: dash@vger.kernel.org,
	Stephane Chazelas <stephane.chazelas@gmail.com>,
	Gioele Barabucci <gioele@svario.it>
Subject: Re: [PATCH v3] builtin: Fix handling of trailing IFS white spaces
Date: Sun, 12 Jun 2016 19:06:43 +0800	[thread overview]
Message-ID: <20160612110643.GA927@gondor.apana.org.au> (raw)
In-Reply-To: <575D3AE3.1080700@gigawatt.nl>

On Sun, Jun 12, 2016 at 12:35:15PM +0200, Harald van Dijk wrote:
>
> The results are a lot better now, but I did spot a problem:
> 
> src/dash -c 'X="x  "; echo $X'
> 
> This is supposed to print "x\n", but the IFS breakup of $X generates
> two words, one "x", one " ", meaning "x  \n" gets printed instead. I
> think this is intended to get fixed up in the if (ifsspc) block, but
> that block doesn't get executed when there are no more characters
> after the spaces.

Weird, I can't reproduce this at all:

$ src/dash -c 'X="x "; echo $X' | cat -A
x$
$ 

What am I doing wrong?

Thanks,
-- 
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:[~2016-06-12 11:06 UTC|newest]

Thread overview: 20+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-12-02 22:37 dash: read does not ignore trailing spaces Gioele Barabucci
2015-12-02 23:25 ` Jilles Tjoelker
2015-12-03 21:02 ` Harald van Dijk
2015-12-03 21:17   ` Stephane Chazelas
2015-12-03 21:43     ` Martijn Dekker
2015-12-03 23:04       ` Stephane Chazelas
2015-12-03 23:17         ` Stephane Chazelas
2015-12-04  0:00           ` Stephane Chazelas
2015-12-03 22:26     ` Harald van Dijk
2015-12-04 19:51       ` Harald van Dijk
2016-01-29 12:57         ` Martijn Dekker
2016-06-06  8:48         ` [PATCH v2] builtin: Fix handling of trailing IFS white spaces Herbert Xu
2016-06-06 20:43           ` Harald van Dijk
2016-06-07  9:25             ` [PATCH v3] " Herbert Xu
2016-06-12 10:35               ` Harald van Dijk
2016-06-12 11:06                 ` Herbert Xu [this message]
2016-06-12 11:12                   ` Harald van Dijk
2016-06-12 12:17                     ` [PATCH v4] " Herbert Xu
2016-06-19 22:01                       ` Harald van Dijk
2016-06-20  1:28                         ` Herbert Xu

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