Fix the original cause of the "arrow keys don't work on screen" bug.

* src/term.c (tty_set_terminal_modes, tty_reset_terminal_modes): Flush
  tty output before returning.

* src/sysdep.c (reset_sys_modes): Remove superflous fflush call.

git-archimport-id: lorentey@elte.hu--2004/emacs--multi-tty--0--patch-370

1 files changed, 2 insertions, 0 deletions

diff --git a/src/term.c b/src/term.c
index 8f541816798..1d165d36aca 100644
--- a/src/term.c
+++ b/src/term.c
@@ -249,6 +249,7 @@ tty_set_terminal_modes (struct display *display)
       OUTPUT_IF (tty, tty->TS_cursor_visible);
       OUTPUT_IF (tty, tty->TS_keypad_mode);
       losecursor (tty);
+      fflush (tty->output);
     }
 }
 
@@ -270,6 +271,7 @@ tty_reset_terminal_modes (struct display *display)
       /* Output raw CR so kernel can track the cursor hpos.  */
       current_tty = tty;
       cmputc ('\r');
+      fflush (tty->output);
     }
 }