gdb/testsuite/gdb.mi/mi-nsthrexec.exp

   1 # Copyright 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 that when a thread other than the main thread execs, and the
  17 # main thread was stopped due to user request, the new incarnation of
  18 # the main thread doesn't just silently stop at the first internal
  19 # breakpoint (usually the _dl_debug_state breakpoint).
  20
  21 # No exec event support in the remote protocol.
  22 if { [is_remote target] } then {
  23     continue
  24 }
  25
  26 load_lib mi-support.exp
  27 set MIFLAGS "-i=mi"
  28
  29 gdb_exit
  30 if {[mi_gdb_start]} {
  31     continue
  32 }
  33
  34 #
  35 # Start here
  36 #
  37 set testfile "nsthrexec"
  38 set srcfile "$testfile.c"
  39 set binfile "$objdir/$subdir/mi-$testfile"
  40
  41 set options [list debug incdir=$objdir]
  42 if {[gdb_compile_pthreads "$srcdir/$subdir/$srcfile" $binfile executable $options] != "" } {
  43     return -1
  44 }
  45
  46 mi_gdb_reinitialize_dir $srcdir/$subdir
  47 mi_gdb_load $binfile
  48
  49 set supported 0
  50 gdb_test_multiple "-gdb-show non-stop" "" {
  51     -re ".*\\^done,value=\"off\",supported=\"(\[^\"\]+)\"\r\n$mi_gdb_prompt$" {
  52         if { $expect_out(1,string) == "1" } {
  53             set supported 1
  54         }
  55     }
  56     -re ".*$mi_gdb_prompt$" {
  57     }
  58 }
  59
  60 mi_gdb_test "-gdb-set non-stop 1" ".*"
  61 mi_gdb_test "-gdb-set target-async 1" ".*"
  62 detect_async
  63
  64 if { [mi_run_to_main] < 0 } {
  65     continue
  66 }
  67
  68 mi_create_breakpoint thread_execler 2 keep thread_execler .* .* .* \
  69     "breakpoint at thread_execler"
  70
  71 # All threads should stop, except the main thread.
  72 mi_send_resuming_command "exec-continue --all" "resume all"
  73 mi_expect_stop "breakpoint-hit" "thread_execler" "\[^\n\]*" "$srcfile" \
  74     "\[0-9\]*" {"" "disp=\"keep\""} "stop at thread_execler"
  75
  76 mi_check_thread_states \
  77     {"running" "stopped"} \
  78     "thread state, execler stopped, main running"
  79
  80 mi_gdb_test "200-exec-interrupt --thread 1" "200\\^done" "interrupt main thread"
  81 mi_expect_interrupt "main thread interrupted"
  82
  83 mi_check_thread_states {"stopped" "stopped"} "thread state, all stopped"
  84
  85 # now that we know about all the threads, we can get rid of the breakpoints
  86 mi_delete_breakpoints
  87
  88 mi_create_breakpoint main 3 keep main .* .* .* \
  89     "breakpoint at main"
  90
  91 # Now resume the execler thread.  Eventually, it execs.
  92 mi_send_resuming_command "exec-continue --thread 2" "resume execler thread"
  93
  94 # Check that the main thread passes by the _dl_debug_state internal
  95 # breakpoint without silently stopping.
  96 mi_expect_stop "breakpoint-hit" "main" "\[^\n\]*" "$srcfile" \
  97     "\[0-9\]*" {"" "disp=\"keep\""} "stop at main after exec"
  98
  99 mi_gdb_exit