xref: /netbsd-src/external/gpl3/gdb.old/dist/gdb/testsuite/gdb.threads/interrupted-hand-call.exp (revision c38e7cc395b1472a774ff828e46123de44c628e9)
1# Copyright (C) 2004-2016 Free Software Foundation, Inc.
2
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.
7#
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.
12#
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/>.
15
16# Test recovering from a hand function call that gets interrupted
17# by a signal in another thread.
18
19set NR_THREADS 4
20
21standard_testfile
22
23if {[gdb_compile_pthreads "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable [list debug "additional_flags=-DNR_THREADS=$NR_THREADS"]] != "" } {
24    return -1
25}
26
27# Some targets can't do function calls, so don't even bother with this
28# test.
29if [target_info exists gdb,cannot_call_functions] {
30    unsupported "This target can not call functions"
31    continue
32}
33
34clean_restart ${binfile}
35
36if { ![runto_main] } {
37    fail "Can't run to main"
38    return 0
39}
40
41gdb_test "break all_threads_running" \
42         "Breakpoint 2 at .*: file .*${srcfile}, line .*" \
43         "breakpoint on all_threads_running"
44
45# Run the program and make sure GDB reports that we stopped after
46# hitting breakpoint 2 in all_threads_running().
47
48gdb_test "continue" \
49         ".*Breakpoint 2, all_threads_running ().*" \
50         "run to all_threads_running"
51
52# NOTE: Don't turn on scheduler-locking here.
53# We want the main thread (hand_call_with_signal) and
54# thread 1 (sigabrt_handler) to both run.
55
56gdb_test "call hand_call_with_signal()" \
57    ".*in another thread.*" \
58    "hand-call interrupted by signal in another thread"
59
60# Verify dummy stack frame is still present.
61
62gdb_test "maint print dummy-frames" ".*stack=.*" "dummy stack frame present"
63
64# Continuing now should exit the hand-call and pop the dummy frame.
65
66gdb_test "continue" ".*" "finish hand-call"
67
68gdb_test_multiple "maint print dummy-frames" "dummy frame popped" {
69    -re ".*stack=.*$gdb_prompt $" {
70	fail "dummy frame popped"
71    }
72    -re ".*$gdb_prompt $" {
73	pass "dummy frame popped"
74    }
75}
76
77# Continue one last time, the program should exit normally.
78
79gdb_continue_to_end "" continue 1
80
81return 0
82