From: Herbert Xu <herbert@gondor.apana.org.au>
To: Nikolai Merinov <n.merinov@inango-systems.com>
Cc: dash@vger.kernel.org, os@inango-systems.com
Subject: Re: [PATCH] expand: Fix trailing newlines processing in backquote expanding
Date: Mon, 20 Jan 2020 17:56:20 +0800 [thread overview]
Message-ID: <20200120095620.aejcnfr74q7cbn37@gondor.apana.org.au> (raw)
In-Reply-To: <20190429141337.6804-1-n.merinov@inango-systems.com>
On Mon, Apr 29, 2019 at 07:13:37PM +0500, Nikolai Merinov wrote:
> According to POSIX.1-2008 we should remove newlines only at the end of
> the substitution. Newlines-only substitions causes dash to remove
> newlines before beggining of the substitution. The following code:
>
> cat <<END
> 1
> $(echo "")
> 2
> END
>
> prints "1<newline>2" instead of expected "1<newline><newline>2".
>
> This patch fixes trailing newlines processing in backquote expanding.
>
> Signed-off-by: Nikolai Merinov <n.merinov@inango-systems.com>
> ---
> src/expand.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
Patch applied. 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
prev parent reply other threads:[~2020-01-20 9:56 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20190429141337.6804-1-n.merinov@inango-systems.com>
2020-01-13 12:08 ` [PATCH] expand: Fix trailing newlines processing in backquote expanding Nikolai Merinov
2020-01-15 6:00 ` Herbert Xu
2020-01-20 9:56 ` Herbert Xu [this message]
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