12345678910111213141516171819202122232425262728293031323334353637383940414243444546474849505152535455565758596061626364656667686970717273747576777879808182838485868788899091929394959697 |
- # Copyright (C) 2019-2022 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/>.
- standard_testfile
- if {[build_executable "failed to prepare" $testfile $srcfile {debug pthreads}] == -1} {
- return -1
- }
- # At this point GDB will be busy handling the breakpoint hits and
- # re-resuming the program. Even if GDB internally switches thread
- # context, the user should not notice it. The following part of the
- # testcase ensures that.
- # Switch to thread EXPECTED_THR, and then confirm that the thread
- # stays selected.
- proc test_current_thread {expected_thr} {
- global decimal
- global gdb_prompt
- global binfile
- clean_restart $binfile
- if {![runto "all_started"]} {
- return
- }
- # Set a breakpoint that continuously fires but doeesn't cause a stop.
- gdb_breakpoint [concat [gdb_get_line_number "set breakpoint here"] " if 0"]
- gdb_test "thread $expected_thr" "Switching to thread $expected_thr .*" \
- "switch to thread $expected_thr"
- # Continue the program in the background.
- set test "continue&"
- gdb_test_multiple "continue&" $test {
- -re "Continuing\\.\r\n$gdb_prompt " {
- pass $test
- }
- }
- set test "current thread is $expected_thr"
- set fails 0
- for {set i 0} {$i < 10} {incr i} {
- after 200
- set cur_thread 0
- gdb_test_multiple "thread" $test {
- -re "Current thread is ($decimal) .*$gdb_prompt " {
- set cur_thread $expect_out(1,string)
- }
- }
- if {$cur_thread != $expected_thr} {
- incr fails
- }
- }
- gdb_assert {$fails == 0} $test
- # Explicitly interrupt the target, because in all-stop/remote,
- # that's all we can do when the target is running. If we don't do
- # this, we'd time out trying to kill the target, while bringing
- # down gdb & gdbserver.
- set test "interrupt"
- gdb_test_multiple $test $test {
- -re "^interrupt\r\n$gdb_prompt " {
- gdb_test_multiple "" $test {
- -re "Thread .* received signal SIGINT, Interrupt\\." {
- pass $test
- }
- }
- }
- }
- }
- # Try once with each thread as current, to avoid missing a bug just
- # because some part of GDB manages to switch to the right thread by
- # chance.
- for {set thr 1} {$thr <= 3} {incr thr} {
- with_test_prefix "thread $thr" {
- test_current_thread $thr
- }
- }
|