gdb/testsuite/gdb.threads/threadapply.exp

   1 # This testcase is part of GDB, the GNU debugger.
   2
   3 # Copyright 2004, 2007, 2008, 2009, 2010, 2011 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 if $tracelevel {
  19     strace $tracelevel
  20 }
  21
  22
  23 # This test verifies that a macro using backtrace can be applied to all threads
  24 # and will continue for each thread even though an error may occur in
  25 # backtracing one of the threads.
  26
  27 set testfile "threadapply"
  28 set srcfile ${testfile}.c
  29 set binfile ${objdir}/${subdir}/${testfile}
  30 if {[gdb_compile_pthreads "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable [list debug "incdir=${objdir}"]] != "" } {
  31     return -1
  32 }
  33
  34 gdb_exit
  35 gdb_start
  36 gdb_reinitialize_dir $srcdir/$subdir
  37 gdb_load ${binfile}
  38
  39 #
  40 # Run to `main' where we begin our tests.
  41 #
  42
  43 if ![runto_main] then {
  44     gdb_suppress_tests
  45 }
  46
  47 # Break after all threads have been started.
  48 set break_line [gdb_get_line_number "Break here"]
  49 gdb_test "b $break_line" ".*"
  50 gdb_test "continue"
  51
  52 gdb_test_multiple "define backthread" "defining macro" {
  53   -re "Type commands for definition of \"backthread\".\r\nEnd with a line saying just \"end\".\r\n>$" {
  54     gdb_test_multiple "bt\np/x 20\nend" "macro details" {
  55       -re "$gdb_prompt $" {
  56         pass "macro details"
  57       }
  58     }
  59     pass "defining macro"
  60   }
  61 }
  62
  63 # Cause backtraces to fail by setting a limit.  This allows us to
  64 # verify that the macro can get past the backtrace error and perform
  65 # subsequent commands.
  66 gdb_test_no_output "set backtrace limit 3"
  67 gdb_test "thread apply all backthread" "Thread ..*\\\$\[0-9]+ = 0x14.*Thread ..*\\\$\[0-9]+ = 0x14.*Thread ..*\\\$\[0-9]+ = 0x14.*Thread ..*\\\$\[0-9]+ = 0x14.*Thread ..*\\\$\[0-9]+ = 0x14.*Thread ..*\\\$\[0-9]+ = 0x14"
  68
  69 # Go into the thread_function to check that a simple "thread apply"
  70 # does not change the selected frame.
  71 gdb_test "step" "thread_function.*" "step to the thread_function"
  72 gdb_test "up" ".*in main.*" "go up in the stack frame"
  73 gdb_test "thread apply all print 1"  "Thread ..*\\\$\[0-9]+ = 1.*Thread ..*\\\$\[0-9]+ = 1.*Thread ..*\\\$\[0-9]+ = 1.*Thread ..*\\\$\[0-9]+ = 1.*Thread ..*\\\$\[0-9]+ = 1.*Thread ..*\\\$\[0-9]+ = 1" "run a simple print command on all threads"
  74 gdb_test "down" "#0.*thread_function.*" "go down and check selected frame"