A NOTE has been added to this issue. 
====================================================================== 
https://www.austingroupbugs.net/view.php?id=1941 
====================================================================== 
Reported By:                dwheeler
Assigned To:                ajosey
====================================================================== 
Project:                    1003.1(2008)/Issue 7
Issue ID:                   1941
Category:                   Shell and Utilities
Type:                       Enhancement Request
Severity:                   Objection
Priority:                   normal
Status:                     Under Review
Name:                       David A. Wheeler 
Organization:                
User Reference:              
Section:                    grep 
Page Number:                1 
Line Number:                1 
Interp Status:              --- 
Final Accepted Text:         
====================================================================== 
Date Submitted:             2025-08-30 21:51 UTC
Last Modified:              2025-09-11 15:31 UTC
====================================================================== 
Summary:                    Add widely-implemented options to grep
====================================================================== 

---------------------------------------------------------------------- 
 (0007253) lanodan (reporter) - 2025-09-11 15:31
 https://www.austingroupbugs.net/view.php?id=1941#c7253 
---------------------------------------------------------------------- 
One system where -o is different is MirOS/MirBSD, I guess mirabilos could chime
in:

http://www.mirbsd.org/htman/i386/man1/grep.htm:
<blockquote>
     -o      Always print filename headers with output lines.
</blockquote>

Derived from OpenBSD which matches the behavior of the proposal.

https://man.openbsd.org/grep.1:
<blockquote>
-o Print each match, but only the match, not the entire line.
</blockquote> 

Issue History 
Date Modified    Username       Field                    Change               
====================================================================== 
2025-08-30 21:51 dwheeler       New Issue                                    
2025-08-30 21:51 dwheeler       Status                   New => Under Review 
2025-08-30 21:51 dwheeler       Assigned To               => ajosey          
2025-08-30 21:56 dwheeler       Note Added: 0007240                          
2025-08-30 21:59 dwheeler       Note Added: 0007241                          
2025-08-31 00:07 mirabilos      Note Added: 0007242                          
2025-08-31 00:10 mirabilos      Note Added: 0007243                          
2025-08-31 21:52 dwheeler       Note Added: 0007244                          
2025-08-31 22:01 dwheeler       Note Added: 0007245                          
2025-09-01 05:57 stephane       Note Added: 0007246                          
2025-09-01 06:05 stephane       Note Added: 0007247                          
2025-09-01 15:36 dwheeler       Note Added: 0007249                          
2025-09-01 17:10 dwheeler       Note Added: 0007250                          
2025-09-01 17:18 dwheeler       Note Added: 0007251                          
2025-09-11 15:31 lanodan        Note Added: 0007253                          
======================================================================


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