1# Copyright (C) 2021-2023 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. 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 21import gdb 22import os 23 24 25def new_objfile_handler(event): 26 assert isinstance(event, gdb.NewObjFileEvent) 27 objfile = event.new_objfile 28 29 # Only observe the custom test library. 30 libname = "libpy-autoloaded-pretty-printers-in-newobjfile-event" 31 if libname in os.path.basename(objfile.filename): 32 # If everything went well and the pretty-printer auto-load happened 33 # before notifying the Python listeners, we expect to see one pretty 34 # printer, and it must be ours. 35 all_good = ( 36 len(objfile.pretty_printers) == 1 37 and objfile.pretty_printers[0].name == "my_library" 38 ) 39 40 if all_good: 41 gdb.parse_and_eval("all_good = 1") 42 else: 43 print("Oops, not all good:") 44 print("pretty printer count: {}".format(len(objfile.pretty_printers))) 45 46 for pp in objfile.pretty_printers: 47 print(" - {}".format(pp.name)) 48 49 50gdb.events.new_objfile.connect(new_objfile_handler) 51