ext-attach.exp revision 1.1 
1# This testcase is part of GDB, the GNU debugger.
2
3# Copyright 2007-2014 Free Software Foundation, Inc.
4
5# This program is free software; you can redistribute it and/or modify
6# it under the terms of the GNU General Public License as published by
7# the Free Software Foundation; either version 3 of the License, or
8# (at your option) any later version.
9#
10# This program is distributed in the hope that it will be useful,
11# but WITHOUT ANY WARRANTY; without even the implied warranty of
12# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
13# GNU General Public License for more details.
14#
15# You should have received a copy of the GNU General Public License
16# along with this program.  If not, see <http://www.gnu.org/licenses/>.
17
18# Test attaching to already-running programs using extended-remote.
19
20load_lib gdbserver-support.exp
21load_lib trace-support.exp
22
23standard_testfile
24
25if { [skip_gdbserver_tests] } {
26    return 0
27}
28
29# We need to use TCL's exec to get the pid.
30if [is_remote target] then {
31    return 0
32}
33
34if {[prepare_for_testing $testfile.exp $testfile $srcfile debug]} {
35    return -1
36}
37
38# Make sure we're disconnected, in case we're testing with an
39# extended-remote board, therefore already connected.
40gdb_test "disconnect" ".*"
41
42set target_exec [gdbserver_download_current_prog]
43gdbserver_start_extended
44
45gdb_test_no_output "set remote exec-file $target_exec" "set remote exec-file"
46
47# Start the program running and then wait for a bit, to be sure
48# that it can be attached to.
49set testpid [eval exec $binfile &]
50exec sleep 2
51if { [istarget "*-*-cygwin*"] } {
52    # testpid is the Cygwin PID, GDB uses the Windows PID, which might be
53    # different due to the way fork/exec works.
54    set testpid [ exec ps -e | gawk "{ if (\$1 == $testpid) print \$4; }" ]
55}
56
57gdb_test "attach $testpid" \
58    "Attaching to program: .*, process $testpid.*(in|at).*" \
59    "attach to remote program 1"
60
61if { [gdb_target_supports_trace] } then {
62    # Test predefined TSVs are uploaded.
63    gdb_test_sequence "info tvariables" "check uploaded tsv" {
64	"\[\r\n\]+Name\[\t \]+Initial\[\t \]+Current"
65	"\[\r\n\]+\\\$trace_timestamp 0"
66    }
67}
68
69gdb_test "backtrace" ".*main.*" "backtrace 1"
70
71gdb_test "detach" "Detaching from program.*process.*"
72gdb_test "backtrace" "No stack\\." "backtrace with no program"
73
74gdb_test "attach $testpid" \
75    "Attaching to program: .*, process $testpid.*(in|at).*" \
76    "attach to remote program 2"
77gdb_test "backtrace" ".*main.*" "backtrace 2"
78
79gdb_test "kill" "" "kill" "Kill the program being debugged.*" "y"
80gdb_test_no_output "monitor exit"
81