| # Copyright (C) 2010, 2011 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: |
| 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: |
| 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)) |
| |
| 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) |
| |
| # Exercise the "replace" argument to register pretty_printer. |
| saw_runtime_error = False |
| try: |
| gdb.printing.register_pretty_printer(gdb, my_pretty_printer, replace=False) |
| except RuntimeError: |
| saw_runtime_error = True |
| pass |
| if not saw_runtime_error: |
| raise RuntimeError("Missing RuntimeError from register_pretty_printer") |
| gdb.printing.register_pretty_printer(gdb, my_pretty_printer, replace=True) |