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Re: how to create the patch from current file


From: Pascal J. Bourguignon
Subject: Re: how to create the patch from current file
Date: Wed, 15 Jul 2009 11:52:20 +0200
User-agent: Gnus/5.101 (Gnus v5.10.10) Emacs/22.2 (gnu/linux)

Teemu Likonen <tlikonen@iki.fi> writes:

> On 2009-07-15 11:22 (+0200), Michal wrote:
>
>> Imagine the following situation:
>> I just changed some part of file, but did not save it.
>> Now I want to create a patch comparing to the original file.
>> Do You know any emacs command that would do it for me?
>
>  a) M-x diff-buffer-with-file

That's great! 


>  b) Save the file with C-u C-u C-x C-s, that is, the normal save command
>     with two prefix arguments. It will force the previously saved file
>     to become backup file and the current version is saved as the main
>     file. Then compare them.

-- 
__Pascal Bourguignon__


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