1# Copyright (C) 2015-2024 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 unwinders. 17 18import re 19 20import gdb.types 21from gdb.unwinder import Unwinder, register_unwinder 22 23 24class TestGlobalUnwinder(Unwinder): 25 def __init__(self): 26 super(TestGlobalUnwinder, self).__init__("global_unwinder") 27 28 def __call__(self, unwinder_info): 29 print("%s called" % self.name) 30 return None 31 32 33class TestProgspaceUnwinder(Unwinder): 34 def __init__(self, name): 35 super(TestProgspaceUnwinder, self).__init__("%s_ps_unwinder" % name) 36 37 def __call__(self, unwinder_info): 38 print("%s called" % self.name) 39 return None 40 41 42class TestObjfileUnwinder(Unwinder): 43 def __init__(self, name): 44 super(TestObjfileUnwinder, self).__init__("%s_obj_unwinder" % name) 45 46 def __call__(self, unwinder_info): 47 print("%s called" % self.name) 48 return None 49 50 51gdb.unwinder.register_unwinder(None, TestGlobalUnwinder()) 52saw_runtime_error = False 53try: 54 gdb.unwinder.register_unwinder(None, TestGlobalUnwinder(), replace=False) 55except RuntimeError: 56 saw_runtime_error = True 57if not saw_runtime_error: 58 raise RuntimeError("Missing runtime error from register_unwinder.") 59gdb.unwinder.register_unwinder(None, TestGlobalUnwinder(), replace=True) 60gdb.unwinder.register_unwinder( 61 gdb.current_progspace(), TestProgspaceUnwinder("py_unwind_maint") 62) 63print("Python script imported") 64