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authorRyan Thomas McBride <mcbride@cvs.openbsd.org>2003-12-11 20:48:07 +0000
committerRyan Thomas McBride <mcbride@cvs.openbsd.org>2003-12-11 20:48:07 +0000
commitff1e385c6e48cfa2094b4184c0e212ed945b2924 (patch)
tree18ca3aa1b612fc791bbceec1eef054bb964f919b /usr.bin/grep/grep.1
parentf1568c968c68fd03df0161f06663d2acb80824b2 (diff)
Document use of [pattern] without -e, give example of -v with multiple
patterns. ok deraadt@ jmc@
Diffstat (limited to 'usr.bin/grep/grep.1')
-rw-r--r--usr.bin/grep/grep.17
1 files changed, 6 insertions, 1 deletions
diff --git a/usr.bin/grep/grep.1 b/usr.bin/grep/grep.1
index 3b4deb5ca37..879e107e2a2 100644
--- a/usr.bin/grep/grep.1
+++ b/usr.bin/grep/grep.1
@@ -1,4 +1,4 @@
-.\" $OpenBSD: grep.1,v 1.20 2003/10/20 05:02:58 jmc Exp $
+.\" $OpenBSD: grep.1,v 1.21 2003/12/11 20:48:06 mcbride Exp $
.\" Copyright (c) 1980, 1990, 1993
.\" The Regents of the University of California. All rights reserved.
.\"
@@ -42,6 +42,7 @@
.Op Fl -binary-files Ns = Ns Ar value
.Op Fl e Ar pattern
.Op Fl f Ar file
+.Op Ar pattern
.Op Ar
.Sh DESCRIPTION
The
@@ -295,6 +296,10 @@ escapes the
.Ql \&.
which would otherwise match any character.
.Pp
+To find all lines in a file which do not contain the words foo or bar:
+.Pp
+.Dl grep -v -e foo -e bar myfile
+.Pp
A simple example of an extended regular expression:
.Pp
.Dl egrep '19|20|25' calendar