1# Copyright 2015-2020 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# This file is part of the gdb testsuite.
17
18#
19# This test tests pipe syscall for reverse execution.
20#
21
22if ![supports_reverse] {
23    return
24}
25
26standard_testfile
27
28if { [prepare_for_testing "failed to prepare" $testfile $srcfile] } {
29    return -1
30}
31
32runto main
33
34if [supports_process_record] {
35    # Activate process record/replay
36    gdb_test_no_output "record" "turn on process record"
37}
38
39gdb_test "break marker2" \
40    "Breakpoint $decimal at $hex: file .*$srcfile, line $decimal.*" \
41    "set breakpoint at marker2"
42
43gdb_continue_to_breakpoint "marker2" ".*$srcfile:.*"
44
45gdb_test "break marker1" \
46    "Breakpoint $decimal at $hex: file .*$srcfile, line $decimal.*" \
47    "set breakpoint at marker1"
48
49gdb_test "reverse-continue" ".*$srcfile:$decimal.*" "reverse to marker1"
50
51# If the variables were recorded properly on syscall, the old contents (-1)
52# will be remembered.  If not, new contents (the file fds from pipe) will be
53# used, and the test will fail.
54
55gdb_test "print fds" ".* = {-1, -1}" "check pipe record"
56