Re: Is it possible to return the line available in FILE1 but not FILE2 in diff?

"Chris F.A. Johnson" <[email protected]> Mon, 12 Nov 2012 20:14:38 -0500

Newsgroups	gmane.comp.gnu.utils.bugs
Organization	A noiseless patient Spider
Message-ID	<[email protected]>

On 2012-11-13, Chris F.A. Johnson wrote:
> On 2012-11-12, Peng Yu wrote:
>> Hi,
>>
>> I just want to return the line available in FILE1 but not FILE2 in
>> diff. After I read the document, it seems that this is not possible.
>> Could anybody confirm whether this is true? If so, is there an
>> alternative tool that does this? Thanks!
>
>    Perhaps you want comm instead of diff:
>
> comm -23 FILE

   I meant:

comm -23 FILE1 FILE2
 
-- 
   Chris F.A. Johnson                          <http://cfajohnson.com>
   Author:                                     =======================
   Pro Bash Programming: Scripting the GNU/Linux Shell (2009, Apress)
   Shell Scripting Recipes: A Problem-Solution Approach (2005, Apress)