1 # Copyright (C) 2008 Free Software Foundation, Inc.
3 # This program is free software; you can redistribute it and/or modify
4 # it under the terms of the GNU General Public License as published by
5 # the Free Software Foundation; either version 3 of the License, or
6 # (at your option) any later version.
8 # This program is distributed in the hope that it will be useful,
9 # but WITHOUT ANY WARRANTY; without even the implied warranty of
10 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
11 # GNU General Public License for more details.
13 # You should have received a copy of the GNU General Public License
14 # along with this program. If not, see <http://www.gnu.org/licenses/>.
16 # Test use of unwindonsignal when a hand function call that gets interrupted
17 # by a signal in another thread.
25 set testfile "interrupted-hand-call"
26 set srcfile ${testfile}.c
27 set binfile ${objdir}/${subdir}/${testfile}
29 if {[gdb_compile_pthreads "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable [list debug "incdir=${objdir}" "additional_flags=-DNR_THREADS=$NR_THREADS"]] != "" } {
33 # Some targets can't do function calls, so don't even bother with this
35 if [target_info exists gdb,cannot_call_functions] {
36 setup_xfail "*-*-*" 2416
37 fail "This target can not call functions"
43 gdb_reinitialize_dir $srcdir/$subdir
46 if { ![runto_main] } {
47 fail "Can't run to main"
51 gdb_test "break all_threads_running" \
52 "Breakpoint 2 at .*: file .*${srcfile}, line .*" \
53 "breakpoint on all_threads_running"
55 # Run the program and make sure GDB reports that we stopped after
56 # hitting breakpoint 2 in all_threads_running().
59 ".*Breakpoint 2, all_threads_running ().*" \
60 "run to all_threads_running"
62 # NOTE: Don't turn on scheduler-locking here.
63 # We want the main thread (hand_call_with_signal) and
64 # thread 1 (sigabrt_handler) to both run.
66 # Do turn on unwindonsignal.
67 # We want to test gdb handling of the current thread changing when
68 # unwindonsignal is in effect.
69 gdb_test "set unwindonsignal on" \
71 "setting unwindonsignal"
72 gdb_test "show unwindonsignal" \
73 "Unwinding of stack .* is on." \
74 "showing unwindonsignal"
76 gdb_test "call hand_call_with_signal()" \
77 "The program received a signal.*" \
78 "hand-call interrupted by signal in another thread"
80 # Verify dummy stack frame is still present.
81 # ??? Should unwindonsignal still apply even if the program stops
82 # because of a signal in another thread?
84 gdb_test "maint print dummy-frames" ".*stack=.*" "dummy stack frame present"
86 # GDB 6.8 would perform the unwindonsignal, but on the thread that stopped,
87 # not the thread with the hand-called function.
88 # This is tested by verifying only one thread has main in its backtrace.
90 gdb_test_multiple "thread apply all bt" "wrong thread not unwound" {
91 -re ".* in main .* in main .*$gdb_prompt $" {
92 fail "wrong thread not unwound"
94 -re ".* in main .*$gdb_prompt $" {
95 pass "wrong thread not unwound"
99 # Continuing now should exit the hand-call and pop the dummy frame.
101 gdb_test "continue" "" "finish hand-call"
103 gdb_test_multiple "maint print dummy-frames" "dummy frame popped" {
104 -re ".*stack=.*$gdb_prompt $" {
105 fail "dummy frame popped"
107 -re ".*$gdb_prompt $" {
108 pass "dummy frame popped"
112 # Continue one last time, the program should exit normally.
114 gdb_test "continue" "Program exited normally." \
115 "continue to program exit"