Don't propagate our current terminal state to the inferior

[deliverable/binutils-gdb.git] / gdb / inflow.c

diff --git a/gdb/inflow.c b/gdb/inflow.c
index 8947e63a074eb53f4be9e4ae4edb0fbf29a6852f..3c121a39f2ad022c99c3607c1dcbd4433a29b765 100644 (file)
--- a/gdb/inflow.c
+++ b/gdb/inflow.c
@@ -79,6 +79,10 @@ struct terminal_info
    unimportant.  */
 static struct terminal_info our_terminal_info;
 
+/* The initial tty state given to each new inferior.  It is a snapshot of our
+   own tty state taken during initialization of GDB.  */
+static serial_ttystate initial_gdb_ttystate;
+
 static struct terminal_info *get_inflow_inferior_data (struct inferior *);
 
 #ifdef PROCESS_GROUP_TYPE
@@ -156,6 +160,13 @@ show_interactive_mode (struct ui_file *file, int from_tty,
     fprintf_filtered (file, "Debugger's interactive mode is %s.\n", value);
 }
 
+/* Set the initial tty state that is to be inherited by new inferiors.  */
+void
+set_initial_gdb_ttystate (void)
+{
+  initial_gdb_ttystate = serial_get_tty_state (stdin_serial);
+}
+
 /* Does GDB have a terminal (on stdin)?  */
 int
 gdb_has_a_terminal (void)
@@ -227,7 +238,7 @@ child_terminal_init_with_pgrp (int pgrp)
     {
       xfree (tinfo->ttystate);
       tinfo->ttystate = serial_copy_tty_state (stdin_serial,
-                                              our_terminal_info.ttystate);
+                                              initial_gdb_ttystate);
 
       /* Make sure that next time we call terminal_inferior (which will be
          before the program runs, as it needs to be), we install the new