grep -E

2011-06-04 11:57:31 +01:00
parent e565522068
commit 763409841f
2 changed files with 11 additions and 2 deletions
--- a/grep.1
+++ b/grep.1
@@ -3,7 +3,7 @@
 grep \- search files for a pattern
 .SH SYNOPSIS
 .B grep
-.RB [ \-cilnqv ]
+.RB [ \-Ecilnqv ]
 .I pattern
 .RI [ file ...]
 .SH DESCRIPTION
@@ -17,6 +17,9 @@ The status code is 0 if any lines match, and 1 if not.  If an error occurred the
 status code is 2.
 .SH OPTIONS
 .TP
+.B \-E
+matches using extended regex.
+.TP
 .B \-c
 prints only a count of matching lines.
 .TP