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authorrsc <devnull@localhost>2007-05-03 22:26:51 +0000
committerrsc <devnull@localhost>2007-05-03 22:26:51 +0000
commit29cfa3856775fb8ac5a0d0f3871852d83dfc4af6 (patch)
tree8ebab1f6472c7c925048761ca9dd8a2fc625e677 /src/cmd/grep
parent3270dcf06cc423e21a4b4739dced131115716f2d (diff)
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add gnu grep -q flag (rob pike)
Diffstat (limited to 'src/cmd/grep')
-rw-r--r--src/cmd/grep/main.c6
1 files changed, 5 insertions, 1 deletions
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;