Add -n flag for compatibility with Linux version of mount(8).

Reviewed by: freebsd-fs, eadler, mckusick, jh, wblock

2 files changed, 7 insertions, 1 deletions

diff --git a/sbin/mount/mount.8 b/sbin/mount/mount.8
index 5b670ee..50c5a8b 100644
--- a/sbin/mount/mount.8
+++ b/sbin/mount/mount.8
@@ -118,6 +118,9 @@ When used in conjunction with the
 .Fl a
 option, also mount those file systems which are marked as
 .Dq Li late .
+.It Fl n
+For compatibility with some other implementations, this flag is
+currently a no-op.
 .It Fl o
 Options are specified with a
 .Fl o
diff --git a/sbin/mount/mount.c b/sbin/mount/mount.c
index 6284822..91c7d7c 100644
--- a/sbin/mount/mount.c
+++ b/sbin/mount/mount.c
@@ -253,7 +253,7 @@ main(int argc, char *argv[])
 	options = NULL;
 	vfslist = NULL;
 	vfstype = "ufs";
-	while ((ch = getopt(argc, argv, "adF:fLlo:prt:uvw")) != -1)
+	while ((ch = getopt(argc, argv, "adF:fLlno:prt:uvw")) != -1)
 		switch (ch) {
 		case 'a':
 			all = 1;
@@ -274,6 +274,9 @@ main(int argc, char *argv[])
 		case 'l':
 			late = 1;
 			break;
+		case 'n':
+			/* For compatibility with the Linux version of mount. */
+			break;
 		case 'o':
 			if (*optarg) {
 				options = catopt(options, optarg);