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Re: [Bug-ed] git related bug when using ed as $EDITOR on OS X Mavericks

From: Steven Terpe
Subject: Re: [Bug-ed] git related bug when using ed as $EDITOR on OS X Mavericks & Yosemite
Date: Sat, 20 Dec 2014 11:43:20 -0800

Thanks John.  Gabriel reminded me about the loose exit status flag which seems 
to force that behavior too.

Sent from my iPhone

> On Dec 20, 2014, at 11:25 AM, John Cowan <address@hidden> wrote:
> Steven Terpe scripsit:
>> gnu-ed 1.10 crashes git commit editor on OS X (git version doesn’t
>> seem to matter but can be duplicated using both Apple Git-50 (1.9.3)
>> and compiling latest v2.2.1 git from source.
> The problem is that git, like most source code control systems, interprets
> any non-zero return from the user's editor as a commit failure.  
> On the other hand, since ed is often used non-interactively, it's
> important that it report any failure of a script through the exit
> status, so that shell scripts can notice what's happened.
> The best approach is to use this script as the value of $EDITOR:
> #!/bin/sh
> ed "$@"
> exit 0
> That forces the exit value always to be 0, no matter what happens inside
> the editor.
> -- 
> John Cowan          http://www.ccil.org/~cowan        address@hidden
> When I'm stuck in something boring where reading would be impossible or
> rude, I often set up math problems for myself and solve them as a way
> to pass the time.      --John Jenkins

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