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3666a04883
This commits the result of running gdb/copyright.py as per our Start
of New Year procedure...
gdb/ChangeLog
Update copyright year range in copyright header of all GDB files.
135 lines
3.6 KiB
Plaintext
135 lines
3.6 KiB
Plaintext
# This testcase is part of GDB, the GNU debugger.
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# Copyright 2020-2021 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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# Test receiving TARGET_WAITKIND_EXITED events from multiple
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# inferiors. In all stop-mode, upon receiving the exit event from one
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# of the inferiors, GDB will try to stop the other inferior, too. So,
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# a stop request will be sent. Receiving a TARGET_WAITKIND_EXITED
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# status kind as a response to that stop request instead of a
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# TARGET_WAITKIND_STOPPED should be handled by GDB without problems.
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standard_testfile
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if {[use_gdb_stub]} {
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return 0
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}
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if {[build_executable "failed to prepare" $testfile $srcfile]} {
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return -1
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}
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# We are testing GDB's ability to stop all threads.
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# Hence, go with the all-stop-on-top-of-non-stop mode.
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save_vars { GDBFLAGS } {
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append GDBFLAGS " -ex \"maint set target-non-stop on\""
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clean_restart ${binfile}
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}
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# Start inferior NUM.
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proc start_inferior {num} {
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with_test_prefix "start_inferior $num" {
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global srcfile binfile
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if {$num != 1} {
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gdb_test "add-inferior" "Added inferior $num.*" \
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"add empty inferior"
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gdb_test "inferior $num" "Switching to inferior $num.*" \
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"switch to inferior"
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}
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gdb_load $binfile
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if {[gdb_start_cmd] < 0} {
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fail "could not start"
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return -1
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}
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gdb_test "" ".*reakpoint .*, main .*${srcfile}.*" "start"
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}
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return 0
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}
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# Sufficient inferiors to make sure that at least some other inferior
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# exits while we're handling a process exit event.
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set NUM_INFS 10
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for {set i 1} {$i <= $NUM_INFS} {incr i} {
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if {[start_inferior $i] < 0} {
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return -1
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}
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}
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# We want to continue all processes.
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gdb_test_no_output "set schedule-multiple on"
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# Check that "continue" continues to the end of an inferior, as many
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# times as we have inferiors.
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for {set i 1} {$i <= $NUM_INFS} {incr i} {
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with_test_prefix "inf $i" {
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set live_inferior ""
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# Pick any live inferior.
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gdb_test_multiple "info inferiors" "" {
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-re "($decimal) *process.*$gdb_prompt $" {
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set live_inferior $expect_out(1,string)
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}
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}
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if {$live_inferior == ""} {
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return -1
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}
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gdb_test "inferior $live_inferior" \
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".*Switching to inferior $live_inferior.*" \
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"switch to another inferior"
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set exited_inferior ""
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# We want GDB to complete the command and return the prompt
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# instead of going into an infinite loop.
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gdb_test_multiple "continue" "continue" {
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-re "Inferior ($decimal) \[^\n\r\]+ exited normally.*$gdb_prompt $" {
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set exited_inferior $expect_out(1,string)
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pass $gdb_test_name
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}
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}
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if {$exited_inferior == ""} {
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return -1
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}
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}
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}
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# Finally, check that we can re-run all inferiors. Note that if any
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# inferior was still alive this would catch it, as "run" would query
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# "Start it from the beginning?".
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delete_breakpoints
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for {set i 1} {$i <= $NUM_INFS} {incr i} {
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with_test_prefix "inf $i" {
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gdb_test "inferior $i" \
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".*Switching to inferior $i.*" \
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"switch to inferior for re-run"
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gdb_test "run" "$inferior_exited_re normally\]" \
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"re-run inferior"
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}
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}
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