From 29cfa3856775fb8ac5a0d0f3871852d83dfc4af6 Mon Sep 17 00:00:00 2001
From: rsc <devnull@localhost>
Date: Thu, 3 May 2007 22:26:51 +0000
Subject: add gnu grep -q flag (rob pike)

---
 src/cmd/grep/main.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

(limited to 'src/cmd')

diff --git a/src/cmd/grep/main.c b/src/cmd/grep/main.c
index f5ab7ff4..3a21a3a6 100644
--- a/src/cmd/grep/main.c
+++ b/src/cmd/grep/main.c
@@ -1,7 +1,7 @@
 #define	EXTERN
 #include	"grep.h"
 
-char *validflags = "bchiLlnsv";
+char *validflags = "bchiLlnsqv";
 void
 usage(void)
 {
@@ -21,6 +21,10 @@ main(int argc, char *argv[])
 		flags[ARGC()]++;
 		break;
 
+	case 'q':	/* gnu grep -q means plan 9 grep -s */
+		flags['s']++;
+		break;
+
 	case 'E':	/* ignore, turns gnu grep into egrep */
 		break;
 
-- 
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