linux-nat.c: fix a few lin_lwp_attach_lwp issues

[deliverable/binutils-gdb.git] / gdb / dummy-frame.h

diff --git a/gdb/dummy-frame.h b/gdb/dummy-frame.h
index bac1aac9b07be95f7627aa24f31acf648fa22c79..bdc406a5b5926e5d042a808375f5dba72447aea1 100644 (file)
--- a/gdb/dummy-frame.h
+++ b/gdb/dummy-frame.h
@@ -1,6 +1,6 @@
 /* Code dealing with dummy stack frames, for GDB, the GNU debugger.
 
-   Copyright (C) 2002-2014 Free Software Foundation, Inc.
+   Copyright (C) 2002-2015 Free Software Foundation, Inc.
 
    This file is part of GDB.
 
@@ -54,4 +54,17 @@ extern void dummy_frame_discard (struct frame_id dummy_id, ptid_t ptid);
 
 extern const struct frame_unwind dummy_frame_unwind;
 
+/* Call DTOR with DTOR_DATA when DUMMY_ID frame of thread PTID gets discarded.
+   Dummy frame with DUMMY_ID must exist.  There must be no other call of
+   register_dummy_frame_dtor for that dummy frame.  */
+typedef void (dummy_frame_dtor_ftype) (void *data);
+extern void register_dummy_frame_dtor (struct frame_id dummy_id, ptid_t ptid,
+                                      dummy_frame_dtor_ftype *dtor,
+                                      void *dtor_data);
+
+/* Return 1 if there exists dummy frame with registered DTOR and DTOR_DATA.
+   Return 0 otherwise.  */
+extern int find_dummy_frame_dtor (dummy_frame_dtor_ftype *dtor,
+                                 void *dtor_data);
+
 #endif /* !defined (DUMMY_FRAME_H)  */