From: Junio C Hamano <gitster@pobox.com>
Date: Tue, 01 Apr 2025 09:56:58 GMT
Subject: Re: [PATCH] revision: fix --left/right-only use with unrelated histories
Message-ID: <xmqqwmc49pcl.fsf@gitster.g>
In-Reply-To: <644ce9b5-755c-4faf-aaf8-b0383e12ff64@kdbg.org>

Johannes Sixt <j6t@kdbg.org> writes:

> Am 30.03.25 um 07:49 schrieb Matt Hunter:
>> +	test $(comm -12 <(sort head) <(sort cmp) | wc -l) = "0"
>
> Process substitution does not work on Windows. Please use temporary files.

Also it is not portable across POSIX compilant shells (IIRC it is a
bash-ism).