From: H. Peter Anvin <hpa@zytor.com>
Date: Mon, 21 Nov 2005 21:37:53 GMT
Subject: Re: Pure renames/copies
Message-ID: <43823E31.2050500@zytor.com>
In-Reply-To: <7vpsotofd0.fsf@assigned-by-dhcp.cox.net>

Junio C Hamano wrote:
> "H. Peter Anvin" <hpa@zytor.com> writes:
> 
> 
>>Any reason we can't make it take an actual decimal number, like -M1.0 or 
>>-M0.345?  It seems odd and annoying to invent our own notation for 
>>floating-point numbers, especially in userspace.
> 
> 
> No reason we "can't".  About we "don't", inertia and nothing
> else.  It happened around this time.
> 
> 	http://marc.theaimsgroup.com/?l=git&m=111654149421574
> 
> We could in addition to take 0 <= x <= 1 decimal number and that
> should be a simple patch to diff.c::parse_num().
> 

Okay, in that post Linus suggests that -M without an argument should be 
== 100% (1.0), thus avoiding having to mess up the meaning of -M100 as 
0.100.  It seems like a really odd thing to have -M100 mean something 
that's completely out of line with the rest of the meaning.

	-hpa