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bsdgrep: document ignored option -u

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MSDOS and Windows GNU grep uses -u to mean "print byte offsets as if
running on an UNIX system." The option has no effect on systems that
do not use CRLF line endings.

PR:		171200
Submitted by:	deeptech71@gmail.com, Anders Jensen-Waud
MFC after:	1 month
This commit is contained in:
emaste 2017-02-19 17:40:24 +00:00
parent 3816e97970
commit 9a63ffd8ba
1 changed files with 2 additions and 0 deletions
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2
usr.bin/grep/grep.1
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@ -352,6 +352,8 @@ Nonexistent and unreadable files are ignored
(i.e. their error messages are suppressed).
.It Fl U , Fl Fl binary
Search binary files, but do not attempt to print them.
.It Fl u
This option has no effect and is provided only for compatibility with GNU grep.
.It Fl V , Fl Fl version
Display version information and exit.
.It Fl v , Fl Fl invert-match