Add -F option

1 files changed, 5 insertions, 1 deletions

diff --git a/stty.c b/stty.c
index 48c8100..15b5860 100644
--- a/stty.c
+++ b/stty.c
@@ -82,6 +82,10 @@ main(int argc, char *argv[])
 			if ((i.fd = open(optarg, O_RDONLY | O_NONBLOCK)) < 0)
 				err(1, "%s", optarg);
 			break;
+		case 'F':
+			if ((i.fd = open(optarg, O_RDONLY | O_NONBLOCK)) < 0)
+				err(1, "%s", optarg);
+			break;
 		case 'g':
 			fmt = GFLAG;
 			break;
@@ -157,6 +161,6 @@ void
 usage(void)
 {
 
-	(void)fprintf(stderr, "usage: stty [-a|-e|-g] [-f file] [options]\n");
+	(void)fprintf(stderr, "usage: stty [-a|-e|-g] [-f/-F file] [options]\n");
 	exit (1);
 }