gdb/testsuite/gdb.threads/fork-child-threads.exp

   1 # Copyright (C) 2008-2019 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 # Only GNU/Linux is known to support `set follow-fork-mode child'.
  17 if { ! [istarget "*-*-linux*"] } {
  18     return 0
  19 }
  20
  21 standard_testfile
  22
  23 if {[gdb_compile_pthreads "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug}] != "" } {
  24     return -1
  25 }
  26
  27 clean_restart ${binfile}
  28
  29 if ![runto_main] then {
  30    fail "can't run to main"
  31    return 0
  32 }
  33
  34 gdb_test "set follow-fork-mode child"
  35 gdb_breakpoint "start"
  36
  37 # Make sure we can step over fork without losing our breakpoint.
  38 gdb_test "next" ".*pthread_create \\(&thread, NULL, start, NULL\\);.*" "next over fork"
  39
  40 gdb_test "continue" "Breakpoint 2, start.*" "get to the spawned thread"
  41
  42 # Wrong:
  43 # * 2 LWP 4466  start (arg=0x0) at fork-child-threads.c:28
  44 # Correct:
  45 # * 3 Thread 0x40a00950 (LWP 5553)  start (arg=0x0) at ../.././gdb/testsuite/gdb.threads/fork-child-threads.c:28
  46 #   2 Thread 0x2aaaaaac3000 (LWP 5552)  0x00000031674076dd in pthread_join (threadid=<optimized out>, thread_return=<optimized out>) at pthread_join.c:89
  47
  48 gdb_test "info threads" " Thread .* Thread .*" "two threads found"