gdb/testsuite/gdb.threads/fork-thread-pending.exp

   1 # Copyright (C) 2009, 2010 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 # There's no support for `set follow-fork-mode' in the remote
  17 # protocol.
  18 if { [is_remote target] } {
  19     return 0
  20 }
  21
  22 # Only GNU/Linux is known to support `set follow-fork-mode child'.
  23 #
  24 if { ! [istarget "*-*-linux*"] } {
  25     return 0
  26 }
  27
  28 set testfile fork-thread-pending
  29 set srcfile ${testfile}.c
  30 set binfile ${objdir}/${subdir}/${testfile}
  31
  32 if {[gdb_compile_pthreads "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug}] != "" } {
  33     return -1
  34 }
  35
  36 gdb_exit
  37 gdb_start
  38 gdb_reinitialize_dir $srcdir/$subdir
  39
  40 gdb_load ${binfile}
  41 if ![runto_main] then {
  42    fail "Can't run to main"
  43    return 0
  44 }
  45
  46 gdb_test_no_output "set follow-fork-mode child" "1, set follow-fork-mode child"
  47 gdb_test "catch fork" "Catchpoint \[0-9\]* \\(fork\\)" "1, insert fork catchpoint"
  48 gdb_breakpoint "start" "" "1, set breakpoint at start"
  49
  50 gdb_test "continue" "Catchpoint.*" "1, get to the fork event"
  51
  52 gdb_test "info threads" " Thread .* Thread .* Thread .* Thread .*" "1, multiple threads found"
  53
  54 gdb_test "thread 2" ".*" "1, switched away from event thread"
  55
  56 gdb_test "continue" "Not resuming.*" "1, refused to resume"
  57
  58 set test "1, followed to the child, found one thread"
  59 gdb_test_multiple "info threads" "metest" {
  60     -re " Thread .* Thread .*$gdb_prompt $" {
  61         fail "$test"
  62     }
  63     -re " Thread .*$gdb_prompt $" {
  64         pass "$test"
  65     }
  66     -re "$gdb_prompt $" {
  67         fail "$test (unknown output)"
  68     }
  69     timeout {
  70         fail "$test (timeout)"
  71     }
  72 }
  73
  74 gdb_test "continue" "Breakpoint 3, start.*" "1, get to the spawned thread in fork child"
  75
  76 set test "1, followed to the child, found two threads"
  77 gdb_test_multiple "info threads" "$test" {
  78     -re " Thread .* Thread .* Thread .*$gdb_prompt $" {
  79         fail "$test"
  80     }
  81     -re " Thread .* Thread .*$gdb_prompt $" {
  82         pass "$test"
  83     }
  84     -re "$gdb_prompt $" {
  85         fail "$test (unknown output)"
  86     }
  87     timeout {
  88         fail "$test (timeout)"
  89     }
  90 }
  91
  92 # Start over, but this time, don't switch away from the fork event thread.
  93
  94 gdb_exit
  95 gdb_start
  96 gdb_reinitialize_dir $srcdir/$subdir
  97
  98 gdb_load ${binfile}
  99 if ![runto_main] then {
 100    fail "Can't run to main"
 101    return 0
 102 }
 103
 104 gdb_test_no_output "set follow-fork-mode child" "2, set follow-fork-mode child"
 105 gdb_test "catch fork" "Catchpoint \[0-9\]* \\(fork\\)" "2, insert fork catchpoint"
 106 gdb_breakpoint "start"
 107
 108 gdb_test "continue" "Catchpoint.*" "2, get to the fork event"
 109
 110 gdb_test "info threads" " Thread .* Thread .* Thread .* Thread .*" "2, multiple threads found"
 111
 112 gdb_test "continue" "Breakpoint 3, start.*" "2, get to the spawned thread in fork child"
 113
 114 set test "2, followed to the child, found two threads"
 115 gdb_test_multiple "info threads" "$test" {
 116     -re " Thread .* Thread .* Thread .*$gdb_prompt $" {
 117         fail "$test"
 118     }
 119     -re " Thread .* Thread .*$gdb_prompt $" {
 120         pass "$test"
 121     }
 122     -re "$gdb_prompt $" {
 123         fail "$test (unknown output)"
 124     }
 125     timeout {
 126         fail "$test (timeout)"
 127     }
 128 }