gdb/testsuite/gdb.python/py-events.py

   1 # Copyright (C) 2010, 2011 Free Software Foundation, Inc.
   2
   3 # This program is free software; you can redistribute it and/or modify
   4 # it under the terms of the GNU General Public License as published by
   5 # the Free Software Foundation; either version 3 of the License, or
   6 # (at your option) any later version.
   7 #
   8 # This program is distributed in the hope that it will be useful,
   9 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  10 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  11 # GNU General Public License for more details.
  12 #
  13 # You should have received a copy of the GNU General Public License
  14 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
  15
  16 # This file is part of the GDB testsuite.  It tests python pretty
  17 # printers.
  18 import gdb
  19
  20 def signal_stop_handler (event):
  21     if (isinstance (event, gdb.StopEvent)):
  22         print "event type: stop"
  23     if (isinstance (event, gdb.SignalEvent)):
  24         print "stop reason: signal"
  25         print "stop signal: %s" % (event.stop_signal)
  26         if ( event.inferior_thread is not None) :
  27             print "thread num: %s" % (event.inferior_thread.num);
  28
  29 def breakpoint_stop_handler (event):
  30     if (isinstance (event, gdb.StopEvent)):
  31         print "event type: stop"
  32     if (isinstance (event, gdb.BreakpointEvent)):
  33         print "stop reason: breakpoint"
  34         print "first breakpoint number: %s" % (event.breakpoint.number)
  35         for bp in event.breakpoints:
  36                 print "breakpoint number: %s" % (bp.number)
  37         if ( event.inferior_thread is not None) :
  38             print "thread num: %s" % (event.inferior_thread.num);
  39         else:
  40             print "all threads stopped"
  41
  42 def exit_handler (event):
  43     if (isinstance (event, gdb.ExitedEvent)):
  44         print "event type: exit"
  45     print "exit code: %d" % (event.exit_code)
  46     print "exit inf: %d" % (event.inferior.num)
  47
  48 def continue_handler (event):
  49     if (isinstance (event, gdb.ContinueEvent)):
  50         print "event type: continue"
  51     if ( event.inferior_thread is not None) :
  52         print "thread num: %s" % (event.inferior_thread.num);
  53
  54 class test_events (gdb.Command):
  55     """Test events."""
  56
  57     def __init__ (self):
  58         gdb.Command.__init__ (self, "test_events", gdb.COMMAND_STACK)
  59
  60     def invoke (self, arg, from_tty):
  61         gdb.events.stop.connect (signal_stop_handler)
  62         gdb.events.stop.connect (breakpoint_stop_handler)
  63         gdb.events.exited.connect (exit_handler)
  64         gdb.events.cont.connect (continue_handler)
  65         print "Event testers registered."
  66
  67 test_events ()