bug#25571: 24.5; Check if there are hunks before kill or refine a hunk

[Tino Calancha]

Tino Calancha <tino.calancha@gmail.com> writes:

> Tino Calancha <tino.calancha@gmail.com> writes:
>
>> emacs -Q:
>> ; Put following content in a buffer in diff-mode:
>> ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; 
>> START
>> diff --git a/a b/a
>> index 184cbf6..d2d9a24 100644
>> --- a/a
>> +++ b/a
>> @@ -1,2 +1,2 @@
>> -I have a foo in my bar.
>> +I have a qux in my bar.
>>  Me too.
>> ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; 
>> END
> < ; Go to beginning of buffer
> M-n M-k
> M-n ; Shows: 'No next hunk'.
> M-k ; Shows: "Can't find the beginning of the file".
> ;; It would be more clear a message like: 'No more hunks'.
Push fix to master branch as commit a362b56b51f49963dbb63cd318967bca9b9fef74