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Date: Fri, 9 Jan 2015 03:47:39 +0100
Message-ID: <CAHYJk3SC3ZEtxRSMPLjZkc0Gd_Wg-Ju9S6+WJDkv5u5eg0yXXw@mail.gmail.com>
Subject: Re: Bug in 'histreduceblanks' w.r.t. multi-line commands
From: Mikael Magnusson <mikachu@gmail.com>
To: Hans Meine <hans_meine@gmx.net>
Cc: zsh workers <zsh-workers@zsh.org>
Content-Type: text/plain; charset=UTF-8

On Thu, Jan 8, 2015 at 11:31 AM, Hans Meine <hans_meine@gmx.net> wrote:
> Hi,
>
> with the histreduceblanks option enabled, I suffered from the problem that multi-line commands like the following were mangled in the history:
>
> cd ~/Developer && \
> svn up --accept postpone -r190973 MeVisLab MeVis/Foundation && \
> svn up --accept postpone -r197619 FMEwork FMEstable
>
> The command appears in history totally broken, with missing and duplicate/substituted parts as follows:
>
> cd ~/Developer && n n up -cceptpt ptponene -9097373 MisLabab Mis/Foundationon && svn up -eptcept ponepone -6197619 ork ork FMbltable
>
> Interestingly, when trying to simplify this example, I noticed that the following works:
>
> cd foo && \
> ls  && \
> echo bar
>
> I did create a new user for testing and could verify that this is not caused by a conflict with any of the other options that I enabled; even with the default config (or no_zle etc.), the problem starts to appear as soon as I enable histreduceblanks.

What version of zsh are you using? A bug like this was fixed quite recently.

-- 
Mikael Magnusson