gdb/testsuite/gdb.server/reconnect-ctrl-c.exp

   1 # This testcase is part of GDB, the GNU debugger.
   2 #
   3 # Copyright 2017-2021 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 that Ctrl-C works after reconnecting.
  19
  20 load_lib gdbserver-support.exp
  21
  22 if { [skip_gdbserver_tests] } {
  23     verbose "skipping gdbserver tests"
  24     return -1
  25 }
  26
  27 if [target_info exists gdb,nointerrupts] {
  28     verbose "Skipping reconnect-ctrl-c.exp because of nointerrupts."
  29     continue
  30 }
  31
  32 standard_testfile
  33
  34 save_vars { GDBFLAGS } {
  35     # If GDB and GDBserver are both running locally, set the sysroot to avoid
  36     # reading files via the remote protocol.
  37     if { ![is_remote host] && ![is_remote target] } {
  38         set GDBFLAGS "$GDBFLAGS -ex \"set sysroot\""
  39     }
  40
  41     if [prepare_for_testing "failed to prepare" $testfile $srcfile] {
  42         return -1
  43     }
  44 }
  45
  46 # Make sure we're disconnected, in case we're testing with an
  47 # extended-remote board, therefore already connected.
  48 with_test_prefix "preparation" {
  49   gdb_test "disconnect" ".*"
  50 }
  51
  52 # Connect, continue, send Ctrl-C and expect a SIGINT stop.
  53
  54 proc connect_continue_ctrl_c {} {
  55     global gdbserver_protocol gdbserver_gdbport
  56
  57     set res [gdb_target_cmd $gdbserver_protocol $gdbserver_gdbport]
  58     if ![gdb_assert {$res == 0} "connect"] {
  59         return
  60     }
  61
  62     set test "continue for ctrl-c"
  63     gdb_test_multiple "continue" $test {
  64         -re "Continuing" {
  65             pass $test
  66         }
  67     }
  68
  69     after 1000 {send_gdb "\003"}
  70     gdb_test "" "Program received signal SIGINT.*" "stop with control-c"
  71 }
  72
  73 with_test_prefix "first" {
  74     # Start GDBserver.
  75     set gdbserver_reconnect_p 1
  76     set res [gdbserver_start "" $binfile]
  77     set gdbserver_protocol [lindex $res 0]
  78     set gdbserver_gdbport [lindex $res 1]
  79
  80     connect_continue_ctrl_c
  81 }
  82
  83 with_test_prefix "second" {
  84     gdb_test "disconnect" "Ending remote debugging."
  85     connect_continue_ctrl_c
  86 }