| # This testcase is part of GDB, the GNU debugger. |
| |
| # Copyright 2020-2021 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 receiving TARGET_WAITKIND_EXITED events from multiple |
| # inferiors. In all stop-mode, upon receiving the exit event from one |
| # of the inferiors, GDB will try to stop the other inferior, too. So, |
| # a stop request will be sent. Receiving a TARGET_WAITKIND_EXITED |
| # status kind as a response to that stop request instead of a |
| # TARGET_WAITKIND_STOPPED should be handled by GDB without problems. |
| |
| standard_testfile |
| |
| if {[use_gdb_stub]} { |
| return 0 |
| } |
| |
| if {[build_executable "failed to prepare" $testfile $srcfile]} { |
| return -1 |
| } |
| |
| # We are testing GDB's ability to stop all threads. |
| # Hence, go with the all-stop-on-top-of-non-stop mode. |
| save_vars { GDBFLAGS } { |
| append GDBFLAGS " -ex \"maint set target-non-stop on\"" |
| clean_restart ${binfile} |
| } |
| |
| # Start inferior NUM. |
| |
| proc start_inferior {num} { |
| with_test_prefix "start_inferior $num" { |
| global srcfile binfile |
| |
| if {$num != 1} { |
| gdb_test "add-inferior" "Added inferior $num.*" \ |
| "add empty inferior" |
| gdb_test "inferior $num" "Switching to inferior $num.*" \ |
| "switch to inferior" |
| } |
| |
| gdb_load $binfile |
| |
| if {[gdb_start_cmd] < 0} { |
| fail "could not start" |
| return -1 |
| } |
| gdb_test "" ".*reakpoint .*, main .*${srcfile}.*" "start" |
| } |
| |
| return 0 |
| } |
| |
| # Sufficient inferiors to make sure that at least some other inferior |
| # exits while we're handling a process exit event. |
| set NUM_INFS 10 |
| |
| for {set i 1} {$i <= $NUM_INFS} {incr i} { |
| if {[start_inferior $i] < 0} { |
| return -1 |
| } |
| } |
| |
| # We want to continue all processes. |
| gdb_test_no_output "set schedule-multiple on" |
| |
| # Check that "continue" continues to the end of an inferior, as many |
| # times as we have inferiors. |
| |
| for {set i 1} {$i <= $NUM_INFS} {incr i} { |
| with_test_prefix "inf $i" { |
| set live_inferior "" |
| |
| # Pick any live inferior. |
| gdb_test_multiple "info inferiors" "" { |
| -re "($decimal) *process.*$gdb_prompt $" { |
| set live_inferior $expect_out(1,string) |
| } |
| } |
| |
| if {$live_inferior == ""} { |
| return -1 |
| } |
| |
| gdb_test "inferior $live_inferior" \ |
| ".*Switching to inferior $live_inferior.*" \ |
| "switch to another inferior" |
| |
| set exited_inferior "" |
| |
| # We want GDB to complete the command and return the prompt |
| # instead of going into an infinite loop. |
| gdb_test_multiple "continue" "continue" { |
| -re "Inferior ($decimal) \[^\n\r\]+ exited normally.*$gdb_prompt $" { |
| set exited_inferior $expect_out(1,string) |
| pass $gdb_test_name |
| } |
| } |
| |
| if {$exited_inferior == ""} { |
| return -1 |
| } |
| } |
| } |
| |
| # Finally, check that we can re-run all inferiors. Note that if any |
| # inferior was still alive this would catch it, as "run" would query |
| # "Start it from the beginning?". |
| |
| delete_breakpoints |
| |
| for {set i 1} {$i <= $NUM_INFS} {incr i} { |
| with_test_prefix "inf $i" { |
| gdb_test "inferior $i" \ |
| ".*Switching to inferior $i.*" \ |
| "switch to inferior for re-run" |
| |
| gdb_test "run" "$inferior_exited_re normally\]" \ |
| "re-run inferior" |
| } |
| } |