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

   1 # Copyright (C) 2010-2013 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     assert (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     print ("dir ok: %s" % str('exit_code' in dir(event)))
  48
  49 def continue_handler (event):
  50     assert (isinstance (event, gdb.ContinueEvent))
  51     print ("event type: continue")
  52     if ( event.inferior_thread is not None) :
  53         print ("thread num: %s" % (event.inferior_thread.num))
  54
  55 def new_objfile_handler (event):
  56     assert (isinstance (event, gdb.NewObjFileEvent))
  57     print ("event type: new_objfile")
  58     print ("new objfile name: %s" % (event.new_objfile.filename))
  59     print ("inferior number: %d" % (event.inferior.num))
  60
  61 class test_events (gdb.Command):
  62     """Test events."""
  63
  64     def __init__ (self):
  65         gdb.Command.__init__ (self, "test-events", gdb.COMMAND_STACK)
  66
  67     def invoke (self, arg, from_tty):
  68         gdb.events.stop.connect (signal_stop_handler)
  69         gdb.events.stop.connect (breakpoint_stop_handler)
  70         gdb.events.exited.connect (exit_handler)
  71         gdb.events.cont.connect (continue_handler)
  72         print ("Event testers registered.")
  73
  74 test_events ()
  75
  76 class test_newobj_events (gdb.Command):
  77     """NewObj events."""
  78
  79     def __init__ (self):
  80         gdb.Command.__init__ (self, "test-objfile-events", gdb.COMMAND_STACK)
  81
  82     def invoke (self, arg, from_tty):
  83         gdb.events.new_objfile.connect (new_objfile_handler)
  84         print ("Object file events registered.")
  85
  86 test_newobj_events ()