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

   1 # Copyright (C) 2016-2021 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 printing
  17 # to string from event handlers.
  18
  19
  20 import gdb
  21
  22 stop_handler_str = ""
  23 cont_handler_str = ""
  24
  25
  26 def signal_stop_handler(event):
  27     """Stop event handler"""
  28     assert isinstance(event, gdb.StopEvent)
  29     global stop_handler_str
  30     stop_handler_str = "stop_handler\n"
  31     stop_handler_str += gdb.execute("info break", False, True)
  32
  33
  34 def continue_handler(event):
  35     """Continue event handler"""
  36     assert isinstance(event, gdb.ContinueEvent)
  37     global cont_handler_str
  38     cont_handler_str = "continue_handler\n"
  39     cont_handler_str += gdb.execute("info break", False, True)
  40
  41
  42 class test_events(gdb.Command):
  43     """Test events."""
  44
  45     def __init__(self):
  46         gdb.Command.__init__(self, "test-events", gdb.COMMAND_STACK)
  47
  48     def invoke(self, arg, from_tty):
  49         gdb.events.stop.connect(signal_stop_handler)
  50         gdb.events.cont.connect(continue_handler)
  51         print("Event testers registered.")
  52
  53
  54 test_events()