gdb/testsuite/gdb.server/ext-attach.exp

   1 # This testcase is part of GDB, the GNU debugger.
   2
   3 # Copyright 2007-2019 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
  20 load_lib gdbserver-support.exp
  21 load_lib trace-support.exp
  22
  23 standard_testfile
  24
  25 if { [skip_gdbserver_tests] } {
  26     return 0
  27 }
  28
  29 if {![can_spawn_for_attach]} {
  30     return 0
  31 }
  32
  33 if {[prepare_for_testing "failed to prepare" $testfile $srcfile debug]} {
  34     return -1
  35 }
  36
  37 # Make sure we're disconnected, in case we're testing with an
  38 # extended-remote board, therefore already connected.
  39 gdb_test "disconnect" ".*"
  40
  41 set target_exec [gdbserver_download_current_prog]
  42 gdbserver_start_extended
  43
  44 gdb_test_no_output "set remote exec-file $target_exec" "set remote exec-file"
  45
  46 set test_spawn_id [spawn_wait_for_attach $binfile]
  47 set testpid [spawn_id_get_pid $test_spawn_id]
  48
  49 gdb_test "attach $testpid" \
  50     "Attaching to program: .*, process $testpid.*(in|at).*" \
  51     "attach to remote program 1"
  52
  53 if { [gdb_target_supports_trace] } then {
  54     # Test predefined TSVs are uploaded.
  55     gdb_test_sequence "info tvariables" "check uploaded tsv" {
  56         "\[\r\n\]+Name\[\t \]+Initial\[\t \]+Current"
  57         "\[\r\n\]+\\\$trace_timestamp 0"
  58     }
  59 }
  60
  61 gdb_test "backtrace" ".*main.*" "backtrace 1"
  62
  63 gdb_test "detach" "Detaching from program.*process.*"
  64 gdb_test "backtrace" "No stack\\." "backtrace with no program"
  65
  66 gdb_test "attach $testpid" \
  67     "Attaching to program: .*, process $testpid.*(in|at).*" \
  68     "attach to remote program 2"
  69 gdb_test "backtrace" ".*main.*" "backtrace 2"
  70
  71 gdb_test "kill" "" "kill" "Kill the program being debugged. .y or n. " "y"
  72 gdb_test_no_output "monitor exit"
  73
  74 kill_wait_spawned_process $test_spawn_id