gdb/config/i386/nm-i386sco5.h

   1 /* Native support for SCO OpenServer 5.
   2    Copyright 1996, 1998, 2002 Free Software Foundation, Inc.
   3    Re-written by J. Kean Johnston <jkj@sco.com>.
   4    Originally written by Robert Lipe <robertl@dgii.com>, based on
   5    work by Ian Lance Taylor <ian@cygnus.com> and
   6    Martin Walker <maw@netcom.com>.
   7
   8    This file is part of GDB.
   9
  10    This program is free software; you can redistribute it and/or modify
  11    it under the terms of the GNU General Public License as published by
  12    the Free Software Foundation; either version 2 of the License, or
  13    (at your option) any later version.
  14
  15    This program is distributed in the hope that it will be useful,
  16    but WITHOUT ANY WARRANTY; without even the implied warranty of
  17    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18    GNU General Public License for more details.
  19
  20    You should have received a copy of the GNU General Public License
  21    along with this program; if not, write to the Free Software
  22    Foundation, Inc., 59 Temple Place - Suite 330,
  23    Boston, MA 02111-1307, USA.  */
  24
  25 #ifndef NM_I386SCO5_H
  26 #define NM_I386SCO5_H
  27
  28 /* Basically, its a lot like the older versions ... */
  29 #include "i386/nm-i386sco.h"
  30
  31 /* ... but it can do a lot of SVR4 type stuff too.  */
  32 #include "solib.h"              /* Pick up shared library support.  */
  33
  34 /* SCO is unlike other SVR4 systems in that it has SVR4 style shared
  35    libs, with a slight twist.  We expect 3 traps (2 for the exec and
  36    one for the dynamic loader).  After the third trap we insert the
  37    shared library breakpoints, then wait for the 4th trap.  */
  38
  39 #undef START_INFERIOR_TRAPS_EXPECTED
  40 #define START_INFERIOR_TRAPS_EXPECTED 3
  41
  42 /* SCO does not provide <sys/ptrace.h>.  However, infptrace.c does not
  43    have defaults for these values.  */
  44
  45 #define PTRACE_ATTACH 10
  46 #define PTRACE_DETACH 11
  47
  48 /* Return the size of the user struct.  */
  49
  50 #define KERNEL_U_SIZE kernel_u_size ()
  51 extern int kernel_u_size (void);
  52
  53 /* Hardware-assisted breakpoints and watchpoints.  */
  54
  55 /* We can also do hardware watchpoints.  */
  56 #define TARGET_HAS_HARDWARE_WATCHPOINTS
  57 #define TARGET_CAN_USE_HARDWARE_WATCHPOINT(type, cnt, ot) 1
  58
  59 /* After a watchpoint trap, the PC points to the instruction which
  60    caused the trap.  But we can continue over it without disabling the
  61    trap.  */
  62 #define HAVE_CONTINUABLE_WATCHPOINT 1
  63 #define HAVE_STEPPABLE_WATCHPOINT
  64
  65 #define STOPPED_BY_WATCHPOINT(W)  \
  66   i386_stopped_by_watchpoint (PIDGET (inferior_ptid))
  67
  68 #define target_insert_watchpoint(addr, len, type)  \
  69   i386_insert_watchpoint (PIDGET (inferior_ptid), addr, len, type)
  70
  71 #define target_remove_watchpoint(addr, len, type)  \
  72   i386_remove_watchpoint (PIDGET (inferior_ptid), addr, len)
  73
  74 #endif /* nm-i386sco5.h */