tty.c: add support for tcflow

diff --git a/Kernel/tty.c b/Kernel/tty.c
index c0817cc..81f155b 100644 (file)
--- a/Kernel/tty.c
+++ b/Kernel/tty.c
@@ -237,6 +237,12 @@ int tty_ioctl(uint8_t minor, uarg_t request, char *data)
         case TIOCHANGUP:
                 tty_hangup(minor);
                 return 0;
+       case TIOCOSTOP:
+               t->flag |= TTYF_STOP;
+               break;
+       case TIOCOSTART:
+               t->flag &= ~TTYF_STOP;
+               break;
        default:
                udata.u_error = ENOTTY;
                return (-1);