123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148 |
- # Copyright 2021-2022 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/>.
- # Test attaching to a multi-threaded process, in all combinations of:
- #
- # - set non-stop on/off
- # - maint target non-stop off/on
- # - "attach" vs "attach &"
- if {![can_spawn_for_attach]} {
- return 0
- }
- standard_testfile
- # The test proper. See description above.
- proc test {target_non_stop non_stop cmd} {
- global binfile srcfile
- global gdb_prompt
- global decimal
- global GDBFLAGS
- # Number of threads started by the program.
- set n_threads 10
- save_vars { GDBFLAGS } {
- append GDBFLAGS " -ex \"maint set target-non-stop $target_non_stop\""
- append GDBFLAGS " -ex \"set non-stop $non_stop\""
- clean_restart $binfile
- }
- set test_spawn_id [spawn_wait_for_attach $binfile]
- set testpid [spawn_id_get_pid $test_spawn_id]
- set attached 0
- set test "attach"
- set any "\[^\r\n\]*"
- if {$cmd == "attach"} {
- gdb_test_multiple "attach $testpid" $test {
- -re "Attaching to program:${any}process $testpid\r\n.*$gdb_prompt " {
- pass $test
- set attached 1
- }
- }
- if {!$attached} {
- kill_wait_spawned_process $test_spawn_id
- return
- }
- if {$non_stop} {
- # In non-stop, we will see one stop per thread after
- # the prompt.
- set stops 0
- set test "seen all stops"
- for {set thread 1} { $thread <= $n_threads } { incr thread } {
- gdb_test_multiple "" $test {
- -re "Thread $::decimal ${any} stopped" {
- incr stops
- }
- }
- }
- # If we haven't seen all stops, then the gdb_test_multiple
- # in the loop above will have already issued a FAIL.
- if {$stops == $n_threads} {
- pass $test
- }
- }
- gdb_test_multiple "info threads" "" {
- -re "\\(running\\).*$gdb_prompt $" {
- fail $gdb_test_name
- }
- -re "$gdb_prompt $" {
- pass $gdb_test_name
- }
- }
- } else {
- gdb_test_multiple "attach $testpid &" $test {
- -re "Attaching to program:${any}process $testpid\r\n.*$gdb_prompt " {
- pass $test
- set attached 1
- }
- }
- if {!$attached} {
- kill_wait_spawned_process $test_spawn_id
- return
- }
- set running_count 0
- gdb_test_multiple "info threads" "all threads running" {
- -re "\\(running\\)" {
- incr running_count
- exp_continue
- }
- -re "Cannot execute this command while the target is running.*$gdb_prompt $" {
- # Testing against a remote server that doesn't do
- # non-stop mode. Explicitly interrupt. This doesn't
- # test the same code paths in GDB, but it's still
- # something.
- gdb_test_multiple "interrupt" "" {
- -re "$gdb_prompt " {
- gdb_test_multiple "" $gdb_test_name {
- -re "received signal SIGINT, Interrupt" {
- pass $gdb_test_name
- }
- }
- }
- }
- }
- -re "$gdb_prompt $" {
- gdb_assert {$running_count == ($n_threads + 1)} $gdb_test_name
- }
- }
- }
- gdb_test "detach" "Detaching from.*"
- kill_wait_spawned_process $test_spawn_id
- }
- if {[build_executable "failed to prepare" $testfile $srcfile {debug pthreads}] == -1} {
- return -1
- }
- foreach_with_prefix target-non-stop {"off" "on"} {
- foreach_with_prefix non-stop {"off" "on"} {
- foreach_with_prefix cmd {"attach" "attach&"} {
- test ${target-non-stop} ${non-stop} ${cmd}
- }
- }
- }
|