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1d506c26 | 1 | # Copyright (C) 2021-2024 Free Software Foundation, Inc. |
7807d76a AB |
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 | from gdb.FrameDecorator import FrameDecorator | |
19 | import copy | |
20 | ||
09de95fb | 21 | |
7807d76a AB |
22 | # A FrameDecorator that just returns gdb.Frame.pc () from 'function'. |
23 | # We want to ensure that GDB correctly handles this case. | |
13123da8 | 24 | class Function_Returns_Address(FrameDecorator): |
7807d76a | 25 | def __init__(self, fobj): |
13123da8 | 26 | super(Function_Returns_Address, self).__init__(fobj) |
7807d76a AB |
27 | self._fobj = fobj |
28 | ||
13123da8 SM |
29 | def function(self): |
30 | frame = self.inferior_frame() | |
31 | return frame.pc() | |
7807d76a | 32 | |
7807d76a | 33 | |
13123da8 SM |
34 | class Frame_Filter: |
35 | def __init__(self): | |
7807d76a AB |
36 | self.name = "function_returns_address" |
37 | self.priority = 100 | |
38 | self.enabled = True | |
13123da8 | 39 | gdb.frame_filters[self.name] = self |
7807d76a | 40 | |
13123da8 | 41 | def filter(self, frame_iter): |
7807d76a AB |
42 | # Python 3.x moved the itertools.imap functionality to map(), |
43 | # so check if it is available. | |
44 | if hasattr(itertools, "imap"): | |
13123da8 | 45 | frame_iter = itertools.imap(Function_Returns_Address, frame_iter) |
7807d76a AB |
46 | else: |
47 | frame_iter = map(Function_Returns_Address, frame_iter) | |
48 | ||
49 | return frame_iter | |
50 | ||
13123da8 | 51 | |
7807d76a | 52 | Frame_Filter() |