]> Git Repo - binutils.git/blob - gdb/testsuite/gdb.python/py-mi-var-info-path-expression.py
gdb/python: remove Python 2 support
[binutils.git] / gdb / testsuite / gdb.python / py-mi-var-info-path-expression.py
1 # Copyright (C) 2018-2022 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 sys
17 import gdb
18 import gdb.types
19
20
21 class cons_pp(object):
22     def __init__(self, val):
23         self._val = val
24
25     def to_string(self):
26         if int(self._val) == 0:
27             return "nil"
28         elif int(self._val["type"]) == 0:
29             return "( . )"
30         else:
31             return "%d" % self._val["atom"]["ival"]
32
33     def children(self):
34         if int(self._val) == 0:
35             return []
36         elif int(self._val["type"]) == 0:
37             return [("atom", self._val["atom"])]
38         else:
39             return [
40                 ("car", self._val["slots"][0]),
41                 ("cdr", self._val["slots"][1]),
42             ]
43
44
45 def cons_pp_lookup(val):
46     if str(val.type) == "struct cons *":
47         return cons_pp(val)
48     else:
49         return None
50
51
52 del gdb.pretty_printers[1:]
53 gdb.pretty_printers.append(cons_pp_lookup)
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