[PATCH] remote doesn't add the main thread if we didn't do so already

[Hui Zhu <hui_zhu@mentor.com>]

Hi,

This is the patch to change function add_current_inferior_and_thread that doesn't add the main thread if we didn't do so already.

Thanks,
Hui

2013-02-25  Luis Machado  <lgustavo@codesourcery.com>

	* remote.c (add_current_inferior_and_thread): Only add the main
	thread if we didn't do so already.

--- a/gdb/remote.c
+++ b/gdb/remote.c
@@ -3316,10 +3316,16 @@ add_current_inferior_and_thread (char *w
        fake_pid_p = 1;
      }
  
-  remote_add_inferior (fake_pid_p, ptid_get_pid (inferior_ptid), -1);
+  /* Only add the main thread if we didn't do so already.  Some
+     targets don't support listing threads, so we need to handle
+     inclusion of the main thread here.  */
+  if (!in_thread_list (inferior_ptid))
+    {
+      remote_add_inferior (fake_pid_p, ptid_get_pid (inferior_ptid), -1);
  
-  /* Add the main thread.  */
-  add_thread_silent (inferior_ptid);
+      /* Add the main thread.  */
+      add_thread_silent (inferior_ptid);
+    }
  }
  
  static void