gdb/gdb-6.3-terminal-fix-20050214.patch

2005-02-14  Jeff Johnston <jjohnstn@redhat.com>

	* top.c (gdb_readline_wrapper): Ensure terminal is gdb's before calling
	readline.

2007-10-14  Jan Kratochvil  <jan.kratochvil@redhat.com>

	Port to GDB-6.7.

Index: gdb-6.7/gdb/top.c
===================================================================
--- gdb-6.7.orig/gdb/top.c	2007-09-02 23:13:56.000000000 +0200
+++ gdb-6.7/gdb/top.c	2007-10-14 23:38:27.000000000 +0200
@@ -795,6 +795,14 @@ gdb_readline_wrapper (char *prompt)
 
   back_to = make_cleanup (gdb_readline_wrapper_cleanup, cleanup);
 
+  /* Before calling readline, ensure we have the terminal.  If we don't
+     have the terminal and call readline, we risk the possibility of
+     gdb being thrown into the background.  This problem occurs when
+     we attach to a background process on the same terminal the background
+     process was started from and then perform some action which requires
+     a page break prompt.  */
+  terminal_ours ();
+
   /* Display our prompt and prevent double prompt display.  */
   display_gdb_prompt (prompt);
   rl_already_prompted = 1;