gdb/testsuite/gdb.threads/execl.exp

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