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# Copyright (C) 2015-2021 Free Software Foundation, Inc.
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
# This file is part of the GDB testsuite. It tests python unwinders.
import re
import gdb.types
from gdb.unwinder import Unwinder, register_unwinder
class TestGlobalUnwinder(Unwinder):
def __init__(self):
super(TestGlobalUnwinder, self).__init__("global_unwinder")
def __call__(self, unwinder_info):
print("%s called" % self.name)
return None
class TestProgspaceUnwinder(Unwinder):
def __init__(self, name):
super(TestProgspaceUnwinder, self).__init__("%s_ps_unwinder" % name)
def __call__(self, unwinder_info):
print("%s called" % self.name)
return None
class TestObjfileUnwinder(Unwinder):
def __init__(self, name):
super(TestObjfileUnwinder, self).__init__("%s_obj_unwinder" % name)
def __call__(self, unwinder_info):
print("%s called" % self.name)
return None
gdb.unwinder.register_unwinder(None, TestGlobalUnwinder())
saw_runtime_error = False
try:
gdb.unwinder.register_unwinder(None, TestGlobalUnwinder(), replace=False)
except RuntimeError:
saw_runtime_error = True
if not saw_runtime_error:
raise RuntimeError("Missing runtime error from register_unwinder.")
gdb.unwinder.register_unwinder(None, TestGlobalUnwinder(), replace=True)
gdb.unwinder.register_unwinder(
gdb.current_progspace(), TestProgspaceUnwinder("py_unwind_maint")
)
print("Python script imported")
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