gdb/common/linux-ptrace.h

   1 /* Copyright (C) 2011 Free Software Foundation, Inc.
   2
   3    This file is part of GDB.
   4
   5    This program is free software; you can redistribute it and/or modify
   6    it under the terms of the GNU General Public License as published by
   7    the Free Software Foundation; either version 3 of the License, or
   8    (at your option) any later version.
   9
  10    This program is distributed in the hope that it will be useful,
  11    but WITHOUT ANY WARRANTY; without even the implied warranty of
  12    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13    GNU General Public License for more details.
  14
  15    You should have received a copy of the GNU General Public License
  16    along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
  17
  18 #ifndef COMMON_LINUX_PTRACE_H
  19 #define COMMON_LINUX_PTRACE_H
  20
  21 #include <sys/ptrace.h>
  22
  23 #ifndef PTRACE_GETSIGINFO
  24 # define PTRACE_GETSIGINFO 0x4202
  25 # define PTRACE_SETSIGINFO 0x4203
  26 #endif /* PTRACE_GETSIGINF */
  27
  28 /* If the system headers did not provide the constants, hard-code the normal
  29    values.  */
  30 #ifndef PTRACE_EVENT_FORK
  31
  32 #define PTRACE_SETOPTIONS       0x4200
  33 #define PTRACE_GETEVENTMSG      0x4201
  34
  35 /* options set using PTRACE_SETOPTIONS */
  36 #define PTRACE_O_TRACESYSGOOD   0x00000001
  37 #define PTRACE_O_TRACEFORK      0x00000002
  38 #define PTRACE_O_TRACEVFORK     0x00000004
  39 #define PTRACE_O_TRACECLONE     0x00000008
  40 #define PTRACE_O_TRACEEXEC      0x00000010
  41 #define PTRACE_O_TRACEVFORKDONE 0x00000020
  42 #define PTRACE_O_TRACEEXIT      0x00000040
  43
  44 /* Wait extended result codes for the above trace options.  */
  45 #define PTRACE_EVENT_FORK       1
  46 #define PTRACE_EVENT_VFORK      2
  47 #define PTRACE_EVENT_CLONE      3
  48 #define PTRACE_EVENT_EXEC       4
  49 #define PTRACE_EVENT_VFORK_DONE 5
  50 #define PTRACE_EVENT_EXIT       6
  51
  52 #endif /* PTRACE_EVENT_FORK */
  53
  54 /* We can't always assume that this flag is available, but all systems
  55    with the ptrace event handlers also have __WALL, so it's safe to use
  56    in some contexts.  */
  57 #ifndef __WALL
  58 #define __WALL          0x40000000 /* Wait for any child.  */
  59 #endif
  60
  61 #endif /* COMMON_LINUX_PTRACE_H */