From: Johannes Sixt <j6t@kdbg.org>
Date: Tue, 29 Nov 2016 21:14:00 GMT
Subject: Re: [PATCH v2 00/11] git worktree (re)move
Message-ID: <c73ec2ee-eed0-414c-63a1-a1bd5c864cef@kdbg.org>
In-Reply-To: <20161129135646.GA19797@ash>

Am 29.11.2016 um 14:56 schrieb Duy Nguyen:
> If you drop all the "copy.c: " patches and squash this to "worktree
> move: new command", and if Windows rename() can move directories, then
> git should build and new tests pass.

Thanks! rename() can move directories on Windows, provided that 
*nothing* inside the directory is in any form of use by any process, 
particularly also not as the "current working directory" (as per getcwd()).

> diff --git a/copy.c b/copy.c
> index 4de6a11..b232aec 100644
> --- a/copy.c
> +++ b/copy.c
> @@ -65,3 +65,9 @@ int copy_file_with_time(const char *dst, const char *src, int mode)
>  		return copy_times(dst, src);
>  	return status;
>  }
> +
> +int copy_dir_recursively(const char *dst, const char *src)
> +{
> +	errno = ENOSYS;
> +	return -1;
> +}

An error message "cannot move directories across devices" or something 
would be preferable over "Function not implemented", of course. Or did 
you mean to set errno = EXDEV?

-- Hannes