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add gnu grep -q flag (rob pike)

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rsc 2007-05-03 22:26:51 +00:00
parent 3270dcf06c
commit 29cfa38567
1 changed files with 5 additions and 1 deletions
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6
src/cmd/grep/main.c
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@ -1,7 +1,7 @@
#define EXTERN #define EXTERN
#include "grep.h" #include "grep.h"
char *validflags = "bchiLlnsv"; char *validflags = "bchiLlnsqv";
void void
usage(void) usage(void)
{ {
@ -21,6 +21,10 @@ main(int argc, char *argv[])
flags[ARGC()]++; flags[ARGC()]++;
break; break;
case 'q': /* gnu grep -q means plan 9 grep -s */
flags['s']++;
break;
case 'E': /* ignore, turns gnu grep into egrep */ case 'E': /* ignore, turns gnu grep into egrep */
break; break;