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

   1 # Copyright (C) 2009-2019 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 # Only GNU/Linux is known to support `set follow-fork-mode child'.
  17 #
  18 if { ! [istarget "*-*-linux*"] } {
  19     return 0
  20 }
  21
  22 standard_testfile
  23
  24 if {[gdb_compile_pthreads "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug}] != "" } {
  25     return -1
  26 }
  27
  28 clean_restart ${binfile}
  29
  30 if ![runto_main] then {
  31    fail "can't run to main"
  32    return 0
  33 }
  34
  35 gdb_test_no_output "set follow-fork-mode child" "1, set follow-fork-mode child"
  36 gdb_test "catch fork" "Catchpoint \[0-9\]* \\(fork\\)" "1, insert fork catchpoint"
  37 gdb_breakpoint "start" "" "1, set breakpoint at start"
  38
  39 gdb_test "continue" "Catchpoint.*" "1, get to the fork event"
  40
  41 gdb_test "info threads" " Thread .* Thread .* Thread .* Thread .*" "1, multiple threads found"
  42
  43 gdb_test "thread 1" ".*" "1, switched away from event thread"
  44
  45 gdb_test "continue" "Not resuming.*" "1, refused to resume"
  46
  47 set test "1, followed to the child, found one thread"
  48 gdb_test_multiple "info threads" "metest" {
  49     -re " Thread .* Thread .*$gdb_prompt $" {
  50         fail "$test"
  51     }
  52     -re " Thread .*$gdb_prompt $" {
  53         pass "$test"
  54     }
  55     -re "$gdb_prompt $" {
  56         fail "$test (unknown output)"
  57     }
  58     timeout {
  59         fail "$test (timeout)"
  60     }
  61 }
  62
  63 gdb_test "continue" "Breakpoint 3, start.*" "1, get to the spawned thread in fork child"
  64
  65 set test "1, followed to the child, found two threads"
  66 gdb_test_multiple "info threads" "$test" {
  67     -re " Thread .* Thread .* Thread .*$gdb_prompt $" {
  68         fail "$test"
  69     }
  70     -re " Thread .* Thread .*$gdb_prompt $" {
  71         pass "$test"
  72     }
  73     -re "$gdb_prompt $" {
  74         fail "$test (unknown output)"
  75     }
  76     timeout {
  77         fail "$test (timeout)"
  78     }
  79 }
  80
  81 # Start over, but this time, don't switch away from the fork event thread.
  82
  83 gdb_exit
  84 gdb_start
  85 gdb_reinitialize_dir $srcdir/$subdir
  86
  87 gdb_load ${binfile}
  88 if ![runto_main] then {
  89    fail "can't run to main"
  90    return 0
  91 }
  92
  93 gdb_test_no_output "set follow-fork-mode child" "2, set follow-fork-mode child"
  94 gdb_test "catch fork" "Catchpoint \[0-9\]* \\(fork\\)" "2, insert fork catchpoint"
  95 gdb_breakpoint "start"
  96
  97 gdb_test "continue" "Catchpoint.*" "2, get to the fork event"
  98
  99 gdb_test "info threads" " Thread .* Thread .* Thread .* Thread .*" "2, multiple threads found"
 100
 101 gdb_test "continue" "Breakpoint 3, start.*" "2, get to the spawned thread in fork child"
 102
 103 set test "2, followed to the child, found two threads"
 104 gdb_test_multiple "info threads" "$test" {
 105     -re " Thread .* Thread .* Thread .*$gdb_prompt $" {
 106         fail "$test"
 107     }
 108     -re " Thread .* Thread .*$gdb_prompt $" {
 109         pass "$test"
 110     }
 111     -re "$gdb_prompt $" {
 112         fail "$test (unknown output)"
 113     }
 114     timeout {
 115         fail "$test (timeout)"
 116     }
 117 }