d11916aa89
gdb/ChangeLog: * Makefile.in (SUBDIR_PYTHON_OBJS): Add py-unwind.o. (SUBDIR_PYTHON_SRCS): Add py-unwind.c. (py-unwind.o): New recipe. * NEWS: mention Python frame unwinding. * data-directory/Makefile.in (PYTHON_FILE_LIST): Add gdb/unwinder.py and gdb/command/unwinder.py * python/lib/gdb/__init__.py (packages): Add frame_unwinders list. (execute_unwinders): New function. * python/lib/gdb/command/unwinders.py: New file. * python/lib/gdb/unwinder.py: New file. * python/py-objfile.c (objfile_object): Add frame_unwinders field. (objfpy_dealloc): Decrement frame_unwinders reference count. (objfpy_initialize): Create frame_unwinders list. (objfpy_get_frame_unwinders): New function. (objfpy_set_frame_unwinders): Ditto. (objfile_getset): Add frame_unwinders attribute to Objfile. * python/py-progspace.c (pspace_object): Add frame_unwinders field. (pspy_dealloc): Decrement frame_unwinders reference count. (pspy_initialize): Create frame_unwinders list. (pspy_get_frame_unwinders): New function. (pspy_set_frame_unwinders): Ditto. (pspy_getset): Add frame_unwinders attribute to gdb.Progspace. * python/py-unwind.c: New file. * python/python-internal.h (pspy_get_name_unwinders): New prototype. (objpy_get_frame_unwinders): New prototype. (gdbpy_initialize_unwind): New prototype. * python/python.c (gdbpy_apply_type_printers): Call gdbpy_initialize_unwind. gdb/doc/ChangeLog: * doc/python.texi (Writing a Frame Unwinder in Python): Add section. gdb/testsuite/ChangeLog: * gdb.python/py-unwind-maint.c: New file. * gdb.python/py-unwind-maint.exp: New test. * gdb.python/py-unwind-maint.py: New file. * gdb.python/py-unwind.c: New file. * gdb.python/py-unwind.exp: New test. * gdb.python/py-unwind.py: New test.
59 lines
2.1 KiB
Python
59 lines
2.1 KiB
Python
# Copyright (C) 2015 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"
|