gdb/testsuite/gdb.base/traced-thread.exp

   1 # Copyright 2023-2024 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 test only works on GNU/Linux.
  17 require !use_gdb_stub isnative
  18 require {!is_remote host}
  19 require {istarget *-linux*}
  20
  21 standard_testfile
  22
  23 if {[prepare_for_testing "failed to prepare" $testfile $srcfile \
  24          {debug pthreads}]} {
  25     return -1
  26 }
  27
  28 if {![runto "parent_stop"]} {
  29   return -1
  30 }
  31
  32 # We don't want to be bothered.
  33 gdb_test_no_output "set confirm off"
  34
  35 set child_pid [get_integer_valueof child_thread_pid -1 "get child pid"]
  36
  37 # We should not be able to attach to the child at all, because one
  38 # thread is being traced.  The bug here was that gdb would get into an
  39 # infinite loop trying to attach to this thread.
  40 gdb_test "add-inferior" "Added inferior 2.*" "add empty inferior 2"
  41 gdb_test "inferior 2" "Switching to inferior 2.*" "switch to inferior 2"
  42 # Recognize failures from either gdb or gdbserver.
  43 gdb_test "attach $child_pid" \
  44     "(Cannot attach to|Attaching to process $decimal failed).*" \
  45     "should not attach to child process"
  46
  47
  48 # Now kill the parent process, ending the trace.
  49 gdb_test "inferior 1" "Switching to inferior 1.*" "switch to inferior 1"
  50 gdb_test "kill" ".*" "kill the parent process"
  51
  52 # Kill the child process as well.  Use the shell to avoid funny
  53 # business with gdbserver testing.
  54 remote_exec target "kill -9 $child_pid"