gdb/testsuite/gdb.threads/execl.exp

   1 # Copyright (C) 2008, 2009, 2010, 2011 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 handling of threads across an execl.
  17
  18 if { [is_remote target] } then {
  19     continue
  20 }
  21
  22 # Original image, loads a thread library.
  23 set testfile "execl"
  24 set srcfile ${testfile}.c
  25 set binfile ${objdir}/${subdir}/${testfile}
  26
  27 if {[gdb_compile_pthreads "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug}] != "" } {
  28     return -1
  29 }
  30
  31 # New image, that does not load a thread library.
  32 set testfile1 "execl1"
  33 set srcfile1 ${testfile1}.c
  34 set binfile1 ${objdir}/${subdir}/${testfile1}
  35
  36 if {[gdb_compile "${srcdir}/${subdir}/${srcfile1}" "${binfile1}" executable {debug}] != "" } {
  37     return -1
  38 }
  39
  40 gdb_exit
  41 gdb_start
  42 gdb_reinitialize_dir $srcdir/$subdir
  43 gdb_load ${binfile}
  44
  45 runto_main
  46
  47 gdb_test "b [gdb_get_line_number "breakpoint here"]" \
  48          ".*Breakpoint .*execl.*" "set breakpoint at execl"
  49
  50 gdb_test "continue" ".*breakpoint here.*" "continue to exec"
  51
  52 gdb_test "info threads" ".*3 *Thread.*2 *Thread.*1 *Thread.*" "info threads before exec"
  53
  54 # When continuing from this point we'll hit the breakpoint in main()
  55 # again, this time in the exec'd process.
  56 gdb_test "continue" ".*Breakpoint 1, main.*" \
  57     "continue across exec"
  58
  59 gdb_test "info threads" ".*" "info threads after exec"
  60
  61 set test "info threads after exec"
  62 gdb_test_multiple "info threads" "$test" {
  63     -re "2 *Thread .*$gdb_prompt $" {
  64         # Old threads left behind.
  65         fail "$test"
  66     }
  67     -re "4 *Thread .*$gdb_prompt $" {
  68         # New threads registered.
  69         fail "$test"
  70     }
  71     -re "$gdb_prompt $" {
  72         # Target doesn't register the main thread, pass for now.
  73         pass "$test"
  74     }
  75 }
  76
  77 gdb_continue_to_end