gdb/testsuite/gdb.threads/manythreads.exp

   1 # manythreads.exp -- Expect script to test stopping many threads
   2 # Copyright (C) 2004, 2006, 2007, 2008, 2009, 2010
   3 # Free Software Foundation, Inc.
   4
   5 # This program is free software; you can redistribute it and/or modify
   6 # it under the terms of the GNU General Public License as published by
   7 # the Free Software Foundation; either version 3 of the License, or
   8 # (at your option) any later version.
   9 #
  10 # This program is distributed in the hope that it will be useful,
  11 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  12 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13 # GNU General Public License for more details.
  14 #
  15 # You should have received a copy of the GNU General Public License
  16 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
  17
  18 # This file was written by Jeff Johnston. (jjohnstn@redhat.com)
  19
  20 if $tracelevel then {
  21         strace $tracelevel
  22 }
  23
  24 set prms_id 0
  25 set bug_id 0
  26
  27 set testfile "manythreads"
  28 set srcfile ${testfile}.c
  29 set binfile ${objdir}/${subdir}/${testfile}
  30
  31 if {[gdb_compile_pthreads "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable [list debug "incdir=${objdir}"]] != "" } {
  32     return -1
  33 }
  34
  35 gdb_start
  36 gdb_reinitialize_dir $srcdir/$subdir
  37 gdb_load ${binfile}
  38 gdb_test "set print sevenbit-strings" ""
  39 runto_main
  40
  41 # We'll need this when we send_gdb a ^C to GDB.  Need to do it before we
  42 # run the program and gdb starts saving and restoring tty states.
  43 # On Ultrix, we don't need it and it is really slow (because shell_escape
  44 # doesn't use vfork).
  45 if ![istarget "*-*-ultrix*"] then {
  46     gdb_test "shell stty intr '^C'" ""
  47 }
  48
  49 set message "first continue"
  50 gdb_test_multiple "continue" "first continue" {
  51   -re "error:.*$gdb_prompt $" {
  52     fail "$message"
  53   }
  54   -re "Continuing" {
  55     pass "$message"
  56   }
  57 }
  58
  59 # Wait one second.  This is better than the TCL "after" command, because
  60 # we don't lose GDB's output while we do it.
  61 remote_expect host 1 { timeout { } }
  62
  63 # Send a Ctrl-C and verify that we can do info threads and continue
  64 send_gdb "\003"
  65 set message "stop threads 1"
  66 gdb_test_multiple "" "stop threads 1" {
  67   -re "\\\[New \[^\]\]*\\\]\r\n" {
  68     exp_continue
  69   }
  70   -re "\\\[\[^\]\]* exited\\\]\r\n" {
  71     exp_continue
  72   }
  73   -re "Thread \[^\n\]* executing\r\n" {
  74     exp_continue
  75   }
  76   -re "Program received signal SIGINT.*$gdb_prompt $" {
  77     pass "$message"
  78   }
  79   timeout {
  80     fail "$message (timeout)"
  81   }
  82 }
  83
  84 set cmd "info threads"
  85 set ok 0
  86 gdb_test_multiple $cmd $cmd {
  87     -re " 1 Thread " {
  88         set ok 1
  89         exp_continue
  90     }
  91     -re ".*\r\n" {
  92         # Eat this line and continue, to prevent the buffer overflowing.
  93         exp_continue
  94     }
  95     -re "$gdb_prompt $" {
  96         if { $ok } {
  97             pass $cmd
  98         } else {
  99             fail $cmd
 100         }
 101     }
 102 }
 103
 104 set message "second continue"
 105 gdb_test_multiple "continue" "second continue" {
 106   -re "error:.*$gdb_prompt $" {
 107     fail "$message"
 108   }
 109   -re "Continuing" {
 110     pass "$message"
 111   }
 112 }
 113
 114 # Wait another second.  If the program stops on its own, GDB has failed
 115 # to handle duplicate SIGINTs sent to multiple threads.
 116 set failed 0
 117 remote_expect host 1 {
 118   -re "\\\[New \[^\]\]*\\\]\r\n" {
 119     exp_continue -continue_timer
 120   }
 121   -re "\\\[\[^\]\]* exited\\\]\r\n" {
 122     exp_continue -continue_timer
 123   }
 124   -re "Thread \[^\n\]* executing\r\n" {
 125     exp_continue -continue_timer
 126   }
 127   -re "Program received signal SIGINT.*$gdb_prompt $" {
 128     if { $failed == 0 } {
 129       fail "check for duplicate SIGINT"
 130     }
 131     send_gdb "continue\n"
 132     set failed 1
 133     exp_continue
 134   }
 135   timeout {
 136     if { $failed == 0 } {
 137       pass "check for duplicate SIGINT"
 138     }
 139   }
 140 }
 141
 142 # Send another Ctrl-C and verify that we can do info threads and quit
 143 send_gdb "\003"
 144 set message "stop threads 2"
 145 gdb_test_multiple "" "stop threads 2" {
 146   -re "\\\[New \[^\]\]*\\\]\r\n" {
 147     exp_continue
 148   }
 149   -re "\\\[\[^\]\]* exited\\\]\r\n" {
 150     exp_continue
 151   }
 152   -re "Thread \[^\n\]* executing\r\n" {
 153     exp_continue
 154   }
 155   -re "Program received signal SIGINT.*$gdb_prompt $" {
 156     pass "$message"
 157   }
 158   timeout {
 159     fail "$message (timeout)"
 160   }
 161 }
 162
 163 gdb_test_multiple "quit" "GDB exits after stopping multithreaded program" {
 164     -re "Quit anyway\\? \\(y or n\\) $" {
 165         send_gdb "y\n"
 166         exp_continue
 167     }
 168     eof {
 169         pass "GDB exits after stopping multithreaded program"
 170     }
 171     timeout {
 172         fail "GDB exits after stopping multithreaded program (timeout)"
 173     }
 174 }
 175