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 #define SVR4_SHARED_LIBS
  33 #include "solib.h"              /* Pick up shared library support.  */
  34
  35 /* SCO is unlike other SVR4 systems in that it has SVR4 style shared
  36    libs, with a slight twist.  We expect 3 traps (2 for the exec and
  37    one for the dynamic loader).  After the third trap we insert the
  38    shared library breakpoints, then wait for the 4th trap.  */
  39
  40 #undef START_INFERIOR_TRAPS_EXPECTED
  41 #define START_INFERIOR_TRAPS_EXPECTED 3
  42
  43 /* SCO does not provide <sys/ptrace.h>.  However, infptrace.c does not
  44    have defaults for these values.  */
  45
  46 #define PTRACE_ATTACH 10
  47 #define PTRACE_DETACH 11
  48
  49 /* Return the size of the user struct.  */
  50
  51 #define KERNEL_U_SIZE kernel_u_size ()
  52 extern int kernel_u_size (void);
  53
  54 /* We can attach and detach.  */
  55 #define ATTACH_DETACH
  56
  57 /* Hardware-assisted breakpoints and watchpoints.  */
  58
  59 /* We can also do hardware watchpoints.  */
  60 #define TARGET_HAS_HARDWARE_WATCHPOINTS
  61 #define TARGET_CAN_USE_HARDWARE_WATCHPOINT(type, cnt, ot) 1
  62
  63 /* After a watchpoint trap, the PC points to the instruction which
  64    caused the trap.  But we can continue over it without disabling the
  65    trap.  */
  66 #define HAVE_CONTINUABLE_WATCHPOINT 1
  67 #define HAVE_STEPPABLE_WATCHPOINT
  68
  69 #define STOPPED_BY_WATCHPOINT(W)  \
  70   i386_stopped_by_watchpoint (PIDGET (inferior_ptid))
  71
  72 #define target_insert_watchpoint(addr, len, type)  \
  73   i386_insert_watchpoint (PIDGET (inferior_ptid), addr, len, type)
  74
  75 #define target_remove_watchpoint(addr, len, type)  \
  76   i386_remove_watchpoint (PIDGET (inferior_ptid), addr, len)
  77
  78 #endif /* nm-i386sco5.h */