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# Copyright (C) 2010-2021 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
# 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 <>.
# This file is part of the GDB testsuite. It tests python pretty
# printers.
import re
import gdb.types
import gdb.printing
def lookup_function_lookup_test(val):
class PrintFunctionLookup(object):
def __init__(self, val):
self.val = val
def to_string(self):
return "x=<" + str(self.val["x"]) + "> y=<" + str(self.val["y"]) + ">"
typename = gdb.types.get_basic_type(val.type).tag
# Note: typename could be None.
if typename == "function_lookup_test":
return PrintFunctionLookup(val)
return None
class pp_s(object):
def __init__(self, val):
self.val = val
def to_string(self):
a = self.val["a"]
b = self.val["b"]
if a.address != b:
raise Exception("&a(%s) != b(%s)" % (str(a.address), str(b)))
return "a=<" + str(self.val["a"]) + "> b=<" + str(self.val["b"]) + ">"
class pp_ss(object):
def __init__(self, val):
self.val = val
def to_string(self):
return "a=<" + str(self.val["a"]) + "> b=<" + str(self.val["b"]) + ">"
def build_pretty_printer():
pp = gdb.printing.RegexpCollectionPrettyPrinter("pp-test")
pp.add_printer("struct s", "^struct s$", pp_s)
pp.add_printer("s", "^s$", pp_s)
# Use a lambda this time to exercise doing things this way.
pp.add_printer("struct ss", "^struct ss$", lambda val: pp_ss(val))
pp.add_printer("ss", "^ss$", lambda val: pp_ss(val))
"enum flag_enum",
gdb.printing.FlagEnumerationPrinter("enum flag_enum"),
return pp
gdb.printing.register_pretty_printer(gdb, lookup_function_lookup_test)
my_pretty_printer = build_pretty_printer()
gdb.printing.register_pretty_printer(gdb, my_pretty_printer)