| 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 socketpair and recvmsg syscalls for reverse execution. |
| 20 | # |
| 21 | |
| 22 | if ![supports_reverse] { |
| 23 | return |
| 24 | } |
| 25 | |
| 26 | standard_testfile |
| 27 | |
| 28 | if { [prepare_for_testing "failed to prepare" $testfile $srcfile] } { |
| 29 | return -1 |
| 30 | } |
| 31 | |
| 32 | runto main |
| 33 | |
| 34 | if [supports_process_record] { |
| 35 | # Activate process record/replay |
| 36 | gdb_test_no_output "record" "turn on process record" |
| 37 | } |
| 38 | |
| 39 | gdb_test "break marker2" \ |
| 40 | "Breakpoint $decimal at $hex: file .*$srcfile, line $decimal.*" \ |
| 41 | "set breakpoint at marker2" |
| 42 | |
| 43 | gdb_continue_to_breakpoint "marker2" ".*$srcfile:.*" |
| 44 | |
| 45 | gdb_test "break marker1" \ |
| 46 | "Breakpoint $decimal at $hex: file .*$srcfile, line $decimal.*" \ |
| 47 | "set breakpoint at marker1" |
| 48 | |
| 49 | gdb_test "reverse-continue" ".*$srcfile:$decimal.*" "reverse to marker1" |
| 50 | |
| 51 | # If the variables were recorded properly on syscall, the old contents will |
| 52 | # be remembered. If not, new contents will be used, and the test will fail. |
| 53 | |
| 54 | # rdata should be "xxxx", not "cdab" |
| 55 | gdb_test "print rdata" ".* = \"xxxx\"" "check recvmsg record - rdata" |
| 56 | |
| 57 | # rmsg.msg_flags should be zeros, not MSG_TRUNC | MSG_CTRUNC |
| 58 | gdb_test "print rmsg.msg_flags" ".* = 0" \ |
| 59 | "check recvmsg record - rmsg.msg_flags" |
| 60 | |
| 61 | # rmsg.msg_controllen should be sizeof rc, not actual size of control data |
| 62 | # (7 bytes less) |
| 63 | gdb_test "print rmsg.msg_controllen - sizeof rc" ".* = 0" \ |
| 64 | "check recvmsg record - rmsg.msg_controllen" |
| 65 | |
| 66 | # rc should be zeros, not received cmsg |
| 67 | gdb_test "print ((struct cmsghdr *)rc)->cmsg_len" ".* = 0" "check recvmsg record - cmsg" |