1 /* Code dealing with register stack frames, for GDB, the GNU debugger. 2 3 Copyright 2003 Free Software Foundation, Inc. 4 5 This file is part of GDB. 6 7 This program is free software; you can redistribute it and/or modify 8 it under the terms of the GNU General Public License as published by 9 the Free Software Foundation; either version 2 of the License, or 10 (at your option) any later version. 11 12 This program is distributed in the hope that it will be useful, 13 but WITHOUT ANY WARRANTY; without even the implied warranty of 14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 15 GNU General Public License for more details. 16 17 You should have received a copy of the GNU General Public License 18 along with this program; if not, write to the Free Software 19 Foundation, Inc., 59 Temple Place - Suite 330, 20 Boston, MA 02111-1307, USA. */ 21 22 #if !defined (SENTINEL_FRAME_H) 23 #define SENTINEL_FRAME_H 1 24 25 struct frame_unwind; 26 struct regcache; 27 28 /* Implement the sentinel frame. The sentinel frame terminates the 29 inner most end of the frame chain. If unwound, it returns the 30 information need to construct an inner-most frame. */ 31 32 /* Pump prime the sentinel frame's cache. Since this needs the 33 REGCACHE provide that here. */ 34 35 extern void *sentinel_frame_cache (struct regcache *regcache); 36 37 /* At present there is only one type of sentinel frame. */ 38 39 extern const struct frame_unwind *const sentinel_frame_unwind; 40 41 #endif /* !defined (SENTINEL_FRAME_H) */ 42