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# Copyright 2009-2015 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 that when a thread other than the main thread execs, we follow
# through to the new incarnation of the main thread, even if the main
# thread had already exited before the exec.
# No exec event support in the remote protocol.
if { [is_remote target] } then {
continue
}
standard_testfile
set executable ${testfile}
if {[gdb_compile_pthreads "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug}] != "" } {
return -1
}
proc do_test { lock_sched nonstop } {
with_test_prefix "lock-sched=$lock_sched,non-stop=$nonstop" {
global executable
save_vars { GDBFLAGS } {
append GDBFLAGS " -ex \"set non-stop $nonstop\""
clean_restart ${executable}
}
if ![runto_main] {
return -1
}
gdb_breakpoint [gdb_get_line_number "break-here"]
gdb_continue_to_breakpoint "break-here" ".* break-here .*"
if { $nonstop == "on" } {
gdb_test "thread 2" "Switching.*"
}
gdb_test "info threads" \
"\r\n\[ \t\]*Id\[ \t\]+Target\[ \t\]+Id\[ \t\]+Frame\[ \t\]*\r\n\\* 2 *Thread \[^\r\n\]* at \[^\r\n\]*" \
"single thread left"
# Also test with sched-lock to make sure we can follow the
# non-leader thread execing even though the main thread wasn't
# resumed before the exec.
if { $lock_sched } {
gdb_test_no_output "set scheduler-locking on"
}
gdb_test "continue" \
".*is executing new program.*Breakpoint 1, main.* at .*" \
"continue over exec"
}
}
foreach nonstop {"on" "off"} {
foreach schedlock {"on" "off"} {
if {$schedlock == "on" && $nonstop == "on"} {
# Schedule locking has no effect in nonstop mode.
continue
}
do_test $schedlock $nonstop
}
}
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