contrib/gdb-6.2.1/gdb/sentinel-frame.h

   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)  */