# Copyright (C) 2010-2016 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 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the # 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 <http://www.gnu.org/licenses/>. # 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)) pp.add_printer('enum flag_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)