7c96f8c1da
This adds a few new events to gdb's Python layer: new_inferior, inferior_deleted, and new_thread. I wanted to be able to add a combined inferior/thread display window to my GUI, and I needed a few events to make this work. This is PR python/15622. ChangeLog 2017-09-11 Tom Tromey <tom@tromey.com> PR python/15622: * NEWS: Add entry. * python/python.c (do_start_initialization): Initialize new event types. * python/python-internal.h (gdbpy_initialize_new_inferior_event) (gdbpy_initialize_inferior_deleted_event) (gdbpy_initialize_new_thread_event): Declare. * python/py-threadevent.c (create_thread_event_object): Add option "thread" parameter. * python/py-inferior.c (new_thread_event_object_type) (new_inferior_event_object_type) (inferior_deleted_event_object_type): Declare. (python_new_inferior, python_inferior_deleted): New functions. (add_thread_object): Emit new_thread event. (gdbpy_initialize_inferior): Attach new functions to corresponding observers. (new_thread, new_inferior, inferior_deleted): Define new event types. * python/py-evts.c (gdbpy_initialize_py_events): Add new registries. * python/py-events.h (events_object) <new_inferior, inferior_deleted, new_thread>: New fields. * python/py-event.h (create_thread_event_breakpoint): Add optional "thread" parameter. doc/ChangeLog 2017-09-11 Tom Tromey <tom@tromey.com> * python.texi (Events In Python): Document new events. testsuite/ChangeLog 2017-09-11 Tom Tromey <tom@tromey.com> * gdb.python/py-infthread.exp: Add tests for new_thread event. * gdb.python/py-inferior.exp: Add tests for new inferior events.
83 lines
3.4 KiB
Text
83 lines
3.4 KiB
Text
# Copyright (C) 2009-2017 Free Software Foundation, Inc.
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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# This file is part of the GDB testsuite. It tests the mechanism
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# exposing inferior threads to Python.
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load_lib gdb-python.exp
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standard_testfile
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if { [prepare_for_testing "failed to prepare" ${testfile} ${srcfile}] } {
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return -1
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}
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# Start with a fresh gdb.
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clean_restart ${testfile}
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# Skip all tests if Python scripting is not enabled.
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if { [skip_python_tests] } { continue }
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gdb_py_test_multiple "install new_thread event handler" \
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"python" "" \
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"seen_a_thread = False" "" \
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"def thread_handler(evt):" "" \
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" if evt.inferior_thread is not None:" "" \
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" global seen_a_thread" "" \
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" seen_a_thread = True" "" \
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"gdb.events.new_thread.connect(thread_handler)" "" \
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"end" ""
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# The following tests require execution.
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if ![runto_main] then {
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fail "can't run to main"
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return 0
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}
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gdb_test "python print(seen_a_thread)" "True"
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# Test basic gdb.Inferior attributes and methods.
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gdb_py_test_silent_cmd "python t0 = gdb.selected_thread ()" "test gdb.selected_thread" 1
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gdb_test "python print (t0)" "\\<gdb.InferiorThread object at 0x\[\[:xdigit:\]\]+>" "verify InferiorThread object"
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gdb_test "python print ('result = %s' % t0.num)" " = 1" "test InferiorThread.num"
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gdb_test "python print ('result = %s' % t0.global_num)" " = 1" "test InferiorThread.global_num"
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gdb_test "python print ('result = %s' % str (t0.ptid))" " = \\(\[0-9\]+, \[0-9\]+, \[0-9\]+\\)" "test InferiorThread.ptid"
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gdb_py_test_silent_cmd "python i0 = t0.inferior" "test InferiorThread.inferior" 1
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gdb_test "python print ('result = %s' % i0.num)" " = 1" "test Inferior.num"
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gdb_py_test_silent_cmd "python name = gdb.selected_thread().name" \
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"get supplied name of current thread" 1
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gdb_py_test_silent_cmd "python gdb.selected_thread().name = 'hibob'" \
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"set name of current thread" 1
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gdb_test "python print (gdb.selected_thread().name)" "hibob" \
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"check name of current thread"
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gdb_py_test_silent_cmd "python gdb.selected_thread().name = None" \
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"reset name of current thread" 1
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gdb_test "python print (gdb.selected_thread().name == name)" "True" \
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"check name of current thread again"
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gdb_test "python print ('result = %s' % t0.is_stopped ())" " = True" "test InferiorThread.is_stopped"
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gdb_test "python print ('result = %s' % t0.is_running ())" " = False" "test InferiorThread.is_running"
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gdb_test "python print ('result = %s' % t0.is_exited ())" " = False" "test InferiorThread.is_exited"
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# Test InferiorThread is_valid. This must always be the last test in
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# this testcase as it kills the inferior.
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gdb_test "python print ('result = %s' % t0.is_valid ())" " = True" "test InferiorThread.is_valid"
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gdb_test_no_output "kill inferior 1" "kill inferior 1"
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gdb_test "python print ('result = %s' % t0.is_valid ())" " = False" "test InferiorThread.is_valid"
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