| # Copyright (C) 2013-2016 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 |
| |
| class FrameIterator(object): |
| """A gdb.Frame iterator. Iterates over gdb.Frames or objects that |
| conform to that interface.""" |
| |
| def __init__(self, frame_obj): |
| """Initialize a FrameIterator. |
| |
| Arguments: |
| frame_obj the starting frame.""" |
| |
| super(FrameIterator, self).__init__() |
| self.frame = frame_obj |
| |
| def __iter__(self): |
| return self |
| |
| def next(self): |
| """next implementation. |
| |
| Returns: |
| The next oldest frame.""" |
| |
| result = self.frame |
| if result is None: |
| raise StopIteration |
| self.frame = result.older() |
| return result |
| |
| # Python 3.x requires __next__(self) while Python 2.x requires |
| # next(self). Define next(self), and for Python 3.x create this |
| # wrapper. |
| def __next__(self): |
| return self.next() |
