1# Copyright (C) 2010-2023 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# This file is part of the GDB testsuite.
17
18import re
19
20
21class pp_ss:
22    def __init__(self, val):
23        self.val = val
24
25    def to_string(self):
26        return "a=<" + str(self.val["a"]) + "> b=<" + str(self.val["b"]) + ">"
27
28
29def lookup_function(val):
30    "Look-up and return a pretty-printer that can print val."
31
32    # Get the type.
33    type = val.type
34
35    # If it points to a reference, get the reference.
36    if type.code == gdb.TYPE_CODE_REF:
37        type = type.target()
38
39    # Get the unqualified type, stripped of typedefs.
40    type = type.unqualified().strip_typedefs()
41
42    # Get the type name.
43    typename = type.tag
44
45    if typename is None:
46        return None
47
48    # Iterate over local dictionary of types to determine
49    # if a printer is registered for that type.  Return an
50    # instantiation of the printer if found.
51    for function in pretty_printers_dict:
52        if function.match(typename):
53            return pretty_printers_dict[function](val)
54
55    # Cannot find a pretty printer.  Return None.
56
57    return None
58
59
60def register_pretty_printers():
61    pretty_printers_dict[re.compile("^ss$")] = pp_ss
62
63
64pretty_printers_dict = {}
65
66register_pretty_printers()
67gdb.current_progspace().pretty_printers.append(lookup_function)
68