GNU bug report logs - #23545
pr bug

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From: Pádraig Brady <P <at> draigBrady.com>
To: Andrey Hinov <andrey.hinov <at> gmail.com>, 23545 <at> debbugs.gnu.org
Subject: bug#23545: pr bug
Date: Mon, 16 May 2016 01:42:34 +0100

tag 23545 notabug
close 23545
stop

On 15/05/16 20:18, Andrey Hinov wrote:
> Hello Team,
>
> I believe a behavior of pr command might be a bug. If you use -h option for
> header and in the string you put exclamation (!) all is good, but if you
> put more than 1 exclamations in raw command failed. You can see results in
> the attached pictures.

Usually it's much better to just copy and paste the text
rather than send large pictures.

What's happening here is history expansion.
!! refers to the last command, even when double quoted.
You need to single quote the string to avoid the expansion:

  pr -h 'THIS IS M HEADER!!' path.txt

cheers,
Pádraig.

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