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# Copyright (C) 2014-2020 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 {[gdb_compile_pthreads "${srcdir}/${subdir}/${srcfile}" "${binfile}" \
executable { debug }] != "" } {
return -1
}
clean_restart ${binfile}
if ![runto_main] {
fail "can't run to main"
return 0
}
gdb_test "handle SIGUSR1 stop print pass"
gdb_test "handle SIGUSR2 stop print pass"
gdb_test "handle SIGABRT stop print pass"
gdb_breakpoint "all_threads_running"
gdb_continue_to_breakpoint "all_threads_running"
# Find out which of threads 2,3 are for sigusr1,2.
set sigusr1_thread 0
set sigusr2_thread 0
gdb_test "thread 2"
gdb_test_multiple "bt" "determine thread functions" {
-re "sigusr1.*$gdb_prompt $" {
set sigusr1_thread 2
set sigusr2_thread 3
}
-re "sigusr2.*$gdb_prompt $" {
set sigusr1_thread 3
set sigusr2_thread 2
}
}
# No point in continuing if we couldn't figure out which thread is which.
if { $sigusr1_thread == 0 } {
# FAIL already recorded.
return 0
}
# Advance each thread to where we want them one at a time.
gdb_test_no_output "set scheduler-locking on"
gdb_test_no_output "set var ready = 1"
# Thread sigusr1_thread gets a SIGUSR1 which we leave alone.
gdb_test "thread $sigusr1_thread" ""
gdb_test "continue" "SIGUSR1.*"
# Inject SIGUSR2 into thread sigusr2_thread.
gdb_test "thread $sigusr2_thread" ""
gdb_test_no_output "queue-signal SIGUSR2"
# The main thread gets SIGABRT which we then throw away.
gdb_test "thread 1" ""
gdb_test "continue" "SIGABRT.*"
gdb_test_no_output "queue-signal 0"
# Now let every thread run.
gdb_test_no_output "set scheduler-locking off"
gdb_breakpoint "all_threads_done"
gdb_continue_to_breakpoint "all_threads_done"
# Verify SIGUSR1, SIGUSR2 were received, and SIGABRT was discarded.
gdb_test "p sigusr1_received" "= 1"
gdb_test "p sigusr2_received" "= 1"
gdb_test "p sigabrt_received" "= 0"
# Before we finish up verify the queueing of nopass signals flags an error.
gdb_test "queue-signal SIGINT" \
"Signal handling set to not pass this signal to the program."
# Verify program is able to finish.
gdb_continue_to_end
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