From: Alex Riesen <fork0@t-online.de>
Date: Sun, 16 Jul 2006 22:36:07 GMT
Subject: Re: comparing file contents in is_exact_match?
Message-ID: <20060716223607.GA6023@steel.home>
In-Reply-To: <f36b08ee0607160803s27dac6a6k476e3dd7742346fc@mail.gmail.com>

Yakov Lerner, Sun, Jul 16, 2006 17:03:49 +0200:
> Cygwin has mmap. But cygwin's mmap() not good enough for git.
> What happens is that git does rename() when target file has active mmap().
> In cygwin, this makes rename() to fail. This is what makes cygwin's
> mmap unusable for git. (BTW for read-only git access, mmap() will work
> on cygwin, for what I saw. But attempts to modify index will break).

It is not Cygwin really. It's windows. You can't rename or delete an
open or mmapped file in that thing.