GDB (xrefs)

FrameIterator.py
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1 # Copyright (C) 2013-2018 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 import gdb
17 import itertools
18
19 class FrameIterator(object):
20 """A gdb.Frame iterator. Iterates over gdb.Frames or objects that
21 conform to that interface."""
22
23 def __init__(self, frame_obj):
24 """Initialize a FrameIterator.
25
26 Arguments:
27 frame_obj the starting frame."""
28
29 super(FrameIterator, self).__init__()
30 self.frame = frame_obj
31
32 def __iter__(self):
33 return self
34
35 def next(self):
36 """next implementation.
37
38 Returns:
39 The next oldest frame."""
40
41 result = self.frame
42 if result is None:
43 raise StopIteration
44 self.frame = result.older()
45 return result
46
47 # Python 3.x requires __next__(self) while Python 2.x requires
48 # next(self). Define next(self), and for Python 3.x create this
49 # wrapper.
50 def __next__(self):
51 return self.next()
gdb.FrameIterator.FrameIterator
Definition: FrameIterator.py:19
gdb.FrameIterator.FrameIterator.next
def next(self)
Definition: FrameIterator.py:35
gdb.FrameIterator.FrameIterator.__iter__
def __iter__(self)
Definition: FrameIterator.py:32
gdb.FrameIterator.FrameIterator.__next__
def __next__(self)
Definition: FrameIterator.py:50
gdb.FrameIterator.FrameIterator.frame
frame
Definition: FrameIterator.py:30
gdb.FrameIterator.FrameIterator.__init__
def __init__(self, frame_obj)
Definition: FrameIterator.py:23