Fix SEGV in init_sys_modes during X startup

src/keyboard.c (Fset_input_mode): Don't call {init,reset}_sig_modes if
the tty is the initial tty.

git-archimport-id: lorentey@elte.hu--2004/emacs--multi-tty--0--patch-47

1 files changed, 2 insertions, 2 deletions

diff --git a/src/keyboard.c b/src/keyboard.c
index ff62a07c25f..fdd0447a649 100644
--- a/src/keyboard.c
+++ b/src/keyboard.c
@@ -10463,7 +10463,7 @@ See also `current-input-mode'.  */)
 
 #ifndef DOS_NT
   /* this causes startup screen to be restored and messes with the mouse */
-  if (FRAME_TERMCAP_P (SELECTED_FRAME ()))
+  if (FRAME_TERMCAP_P (SELECTED_FRAME ()) && CURTTY ()->type)
     reset_sys_modes (CURTTY ());
 #endif
 
@@ -10507,7 +10507,7 @@ See also `current-input-mode'.  */)
     quit_char = XINT (quit) & (CURTTY ()->meta_key ? 0377 : 0177);
 
 #ifndef DOS_NT
-  if (FRAME_TERMCAP_P (XFRAME (selected_frame)))
+  if (FRAME_TERMCAP_P (XFRAME (selected_frame)) && CURTTY ()->type)
     init_sys_modes (CURTTY ());
 #endif