blob: f994f019bf9adccbb74107c14b715768955a609f [file] [log] [blame]
# Copyright (C) 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/>.
import gdb
import itertools
from gdb.FrameDecorator import FrameDecorator
import copy
# A FrameDecorator that just returns gdb.Frame.pc () from 'function'.
# We want to ensure that GDB correctly handles this case.
class Function_Returns_Address(FrameDecorator):
def __init__(self, fobj):
super(Function_Returns_Address, self).__init__(fobj)
self._fobj = fobj
def function(self):
frame = self.inferior_frame()
return frame.pc()
class Frame_Filter:
def __init__(self):
self.name = "function_returns_address"
self.priority = 100
self.enabled = True
gdb.frame_filters[self.name] = self
def filter(self, frame_iter):
# Python 3.x moved the itertools.imap functionality to map(),
# so check if it is available.
if hasattr(itertools, "imap"):
frame_iter = itertools.imap(Function_Returns_Address, frame_iter)
else:
frame_iter = map(Function_Returns_Address, frame_iter)
return frame_iter
Frame_Filter()