From: Junio C Hamano <gitster@pobox.com>
Date: Sat, 09 Jan 2021 23:21:49 GMT
Subject: Re: [PATCH] fixup! mergetool: add automerge configuration
Message-ID: <xmqqzh1hd7ci.fsf@gitster.c.googlers.com>
In-Reply-To: <X/onP6vFAHH8SUBo@camp.crustytoothpaste.net>

"brian m. carlson" <sandals@crustytoothpaste.net> writes:

> Ah, yes, this is true.  The statement about "\r" is also true for Linux
> with POSIXLY_CORRECT, IIRC.

It's nice to have a way to reproduce without having a separate
toolchain.  Thanks for the suggestion.

> Unfortunately, printf is not specified by POSIX to take hex escapes, so
> this, too is nonportable.  We are unfortunately allowed to use only
> octal escapes (yuck).  However, we can write this:
>
>   cr=$(printf '\r')
>
> or
>
>   cr=$(printf '\015')
>
> I think the former is clearer, since that's what we were writing before.

The latter however appears more portable at least to traditionalists
;-)