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

   1 # Copyright (C) 2009-2023 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]} {
  31    return 0
  32 }
  33
  34 gdb_test_no_output "set follow-fork-mode child" "1, set follow-fork-mode child"
  35 gdb_test "catch fork" "Catchpoint \[0-9\]* \\(fork\\)" "1, insert fork catchpoint"
  36 gdb_breakpoint "start" "" "1, set breakpoint at start"
  37
  38 gdb_test "continue" "Catchpoint.*" "1, get to the fork event"
  39
  40 gdb_test "info threads" " Thread .* Thread .* Thread .* Thread .*" "1, multiple threads found"
  41
  42 gdb_test "thread 1" ".*" "1, switched away from event thread"
  43
  44 gdb_test "continue" "Not resuming.*" "1, refused to resume"
  45
  46 set test "1, followed to the child, found one thread"
  47 gdb_test_multiple "info threads" "metest" {
  48     -re " Thread .* Thread .*$gdb_prompt $" {
  49         fail "$test"
  50     }
  51     -re " Thread .*$gdb_prompt $" {
  52         pass "$test"
  53     }
  54     -re "$gdb_prompt $" {
  55         fail "$test (unknown output)"
  56     }
  57     timeout {
  58         fail "$test (timeout)"
  59     }
  60 }
  61
  62 gdb_test "continue" "Breakpoint 3, start.*" "1, get to the spawned thread in fork child"
  63
  64 set test "1, followed to the child, found two threads"
  65 gdb_test_multiple "info threads" "$test" {
  66     -re " Thread .* Thread .* Thread .*$gdb_prompt $" {
  67         fail "$test"
  68     }
  69     -re " Thread .* Thread .*$gdb_prompt $" {
  70         pass "$test"
  71     }
  72     -re "$gdb_prompt $" {
  73         fail "$test (unknown output)"
  74     }
  75     timeout {
  76         fail "$test (timeout)"
  77     }
  78 }
  79
  80 # Start over, but this time, don't switch away from the fork event thread.
  81
  82 gdb_exit
  83 gdb_start
  84 gdb_reinitialize_dir $srcdir/$subdir
  85
  86 gdb_load ${binfile}
  87 if {![runto_main]} {
  88    return 0
  89 }
  90
  91 gdb_test_no_output "set follow-fork-mode child" "2, set follow-fork-mode child"
  92 gdb_test "catch fork" "Catchpoint \[0-9\]* \\(fork\\)" "2, insert fork catchpoint"
  93 gdb_breakpoint "start"
  94
  95 gdb_test "continue" "Catchpoint.*" "2, get to the fork event"
  96
  97 gdb_test "info threads" " Thread .* Thread .* Thread .* Thread .*" "2, multiple threads found"
  98
  99 gdb_test "continue" "Breakpoint 3, start.*" "2, get to the spawned thread in fork child"
 100
 101 set test "2, followed to the child, found two threads"
 102 gdb_test_multiple "info threads" "$test" {
 103     -re " Thread .* Thread .* Thread .*$gdb_prompt $" {
 104         fail "$test"
 105     }
 106     -re " Thread .* Thread .*$gdb_prompt $" {
 107         pass "$test"
 108     }
 109     -re "$gdb_prompt $" {
 110         fail "$test (unknown output)"
 111     }
 112     timeout {
 113         fail "$test (timeout)"
 114     }
 115 }