gdb/testsuite/gdb.python/libpy-autoloaded-pretty-printers-in-newobjfile-event.so-gdb.py

   1 # Copyright (C) 2021-2022 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 # This file is part of the GDB testsuite. It tests that python pretty
  17 # printers defined in a python script that is autoloaded have been
  18 # registered when a custom event handler for the new_objfile event
  19 # is called.
  20
  21 import gdb.printing
  22
  23
  24 class MyClassTestLibPrinter(object):
  25     "Print a MyClassTestLib"
  26
  27     def __init__(self, val):
  28         self.val = val
  29
  30     def to_string(self):
  31         return "MyClassTestLib object, id: {}".format(self.val["id"])
  32
  33     def display_hint(self):
  34         return "string"
  35
  36
  37 def build_pretty_printer():
  38     pp = gdb.printing.RegexpCollectionPrettyPrinter("my_library")
  39     pp.add_printer("MyClassTestLib", "^MyClassTestLib$", MyClassTestLibPrinter)
  40     return pp
  41
  42
  43 gdb.printing.register_pretty_printer(gdb.current_objfile(), build_pretty_printer())