gdb/testsuite/gdb.server/bkpt-other-inferior.exp

   1 # Copyright 2019-2020 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 # Test that GDB does not access the remote target's memory when
  17 # setting a breakpoint on a function that only exists in an inferior
  18 # that is not bound to the remote target.
  19
  20 load_lib gdbserver-support.exp
  21
  22 standard_testfile server.c
  23
  24 if { [skip_gdbserver_tests] } {
  25     return 0
  26 }
  27
  28 if { [prepare_for_testing "failed to prepare" ${binfile} "${srcfile}" \
  29           {debug pthreads}] } {
  30     return
  31 }
  32
  33 # Make sure we're disconnected, in case we're testing with an
  34 # extended-remote board, therefore already connected.
  35 gdb_test "disconnect" ".*"
  36
  37 # Leave inferior 1 with the exec target, not connected.  Add another
  38 # inferior, and connect it to gdbserver.
  39
  40 gdb_test "add-inferior" "Added inferior 2" \
  41     "add inferior 2"
  42 gdb_test "inferior 2" "Switching to inferior 2.*" \
  43     "switch to inferior 2"
  44 gdb_test "file ${binfile}" ".*" "load file in inferior 2"
  45
  46 set target_exec [gdbserver_download_current_prog]
  47
  48 # Start GDBserver.
  49 set res [gdbserver_start "" $target_exec]
  50
  51 # Connect to GDBserver.
  52 set gdbserver_protocol [lindex $res 0]
  53 set gdbserver_gdbport [lindex $res 1]
  54 gdb_target_cmd $gdbserver_protocol $gdbserver_gdbport
  55
  56 # Discard any symbol files that we have opened.
  57 set test "discard symbol table"
  58 gdb_test_multiple "file" $test {
  59     -re "A program is being debugged already..*Are you sure you want to change the file.*y or n. $" {
  60         gdb_test "y" ".*" $test \
  61             {Discard symbol table from `.*'\? \(y or n\) } "y"
  62     }
  63 }
  64
  65 # At this point:
  66 #
  67 # - inferior 1 has symbols, and is not connected to any target.
  68 # - inferior 2 has no symbols, and is connected to gdbserver.
  69
  70 # Setting a breakpoint at some function by name should set a
  71 # breakpoint on inferior 1, since it has symbols, and should not
  72 # result in any access to inferior 2's remote target.
  73
  74 gdb_test_no_output "set debug remote 1"
  75
  76 foreach inf_sel {1 2} {
  77     with_test_prefix "inf $inf_sel" {
  78         gdb_test "inferior $inf_sel" "Switching to inferior $inf_sel.*" \
  79             "switch to inferior"
  80
  81         set test "set breakpoint"
  82         gdb_test_multiple "break main" $test {
  83             -re "Sending packet.*$gdb_prompt $" {
  84                 fail $test
  85             }
  86             -re "^break main\r\nBreakpoint .* at .*$gdb_prompt $" {
  87                 pass $test
  88             }
  89         }
  90
  91         delete_breakpoints
  92     }
  93 }