Updates to usage, and made tar work.

 -Erik


git-svn-id: svn://busybox.net/trunk/busybox@94 69ca8d6d-28ef-0310-b511-8ec308f3f277

1 files changed, 4 insertions, 2 deletions

diff --git a/deallocvt.c b/deallocvt.c
index ae4dbb5a8..1e13ff69c 100644
--- a/deallocvt.c
+++ b/deallocvt.c
@@ -17,8 +17,10 @@ int
 deallocvt_main(int argc, char *argv[]) {
     int fd, num, i;
 
-    if (argc < 1)               /* unlikely */
-      exit(1);
+    if ( ( argc != 2) || (**(argv+1) == '-' ) ) {
+        usage ("deallocvt N\n\nDeallocate unused virtual terminal /dev/ttyN\n");
+    }
+
     progname = argv[0];
 
     fd = get_console_fd("/dev/console");