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
  25 set testfile "manythreads"
  26 set srcfile ${testfile}.c
  27 set binfile ${objdir}/${subdir}/${testfile}
  28
  29 if {[gdb_compile_pthreads "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable [list debug "incdir=${objdir}"]] != "" } {
  30     return -1
  31 }
  32
  33 gdb_start
  34 gdb_reinitialize_dir $srcdir/$subdir
  35 gdb_load ${binfile}
  36 gdb_test_no_output "set print sevenbit-strings"
  37 runto_main
  38
  39 # We'll need this when we send_gdb a ^C to GDB.  Need to do it before we
  40 # run the program and gdb starts saving and restoring tty states.
  41 # On Ultrix, we don't need it and it is really slow (because shell_escape
  42 # doesn't use vfork).
  43 if ![istarget "*-*-ultrix*"] then {
  44     gdb_test "shell stty intr '^C'" ""
  45 }
  46
  47 set message "first continue"
  48 gdb_test_multiple "continue" "first continue" {
  49   -re "error:.*$gdb_prompt $" {
  50     fail "$message"
  51   }
  52   -re "Continuing" {
  53     pass "$message"
  54   }
  55 }
  56
  57 # Wait one second.  This is better than the TCL "after" command, because
  58 # we don't lose GDB's output while we do it.
  59 remote_expect host 1 { timeout { } }
  60
  61 # Send a Ctrl-C and verify that we can do info threads and continue
  62 send_gdb "\003"
  63 set message "stop threads 1"
  64 gdb_test_multiple "" "stop threads 1" {
  65   -re "\\\[New \[^\]\]*\\\]\r\n" {
  66     exp_continue
  67   }
  68   -re "\\\[\[^\]\]* exited\\\]\r\n" {
  69     exp_continue
  70   }
  71   -re "Thread \[^\n\]* executing\r\n" {
  72     exp_continue
  73   }
  74   -re "Program received signal SIGINT.*$gdb_prompt $" {
  75     pass "$message"
  76   }
  77   timeout {
  78     fail "$message (timeout)"
  79   }
  80 }
  81
  82 set cmd "info threads"
  83 set ok 0
  84 gdb_test_multiple $cmd $cmd {
  85     -re " 1 Thread " {
  86         set ok 1
  87         exp_continue
  88     }
  89     -re ".*\r\n" {
  90         # Eat this line and continue, to prevent the buffer overflowing.
  91         exp_continue
  92     }
  93     -re "$gdb_prompt $" {
  94         if { $ok } {
  95             pass $cmd
  96         } else {
  97             fail $cmd
  98         }
  99     }
 100 }
 101
 102 set message "second continue"
 103 gdb_test_multiple "continue" "second continue" {
 104   -re "error:.*$gdb_prompt $" {
 105     fail "$message"
 106   }
 107   -re "Continuing" {
 108     pass "$message"
 109   }
 110 }
 111
 112 # Wait another second.  If the program stops on its own, GDB has failed
 113 # to handle duplicate SIGINTs sent to multiple threads.
 114 set failed 0
 115 remote_expect host 1 {
 116   -re "\\\[New \[^\]\]*\\\]\r\n" {
 117     exp_continue -continue_timer
 118   }
 119   -re "\\\[\[^\]\]* exited\\\]\r\n" {
 120     exp_continue -continue_timer
 121   }
 122   -re "Thread \[^\n\]* executing\r\n" {
 123     exp_continue -continue_timer
 124   }
 125   -re "Program received signal SIGINT.*$gdb_prompt $" {
 126     if { $failed == 0 } {
 127       fail "check for duplicate SIGINT"
 128     }
 129     send_gdb "continue\n"
 130     set failed 1
 131     exp_continue
 132   }
 133   timeout {
 134     if { $failed == 0 } {
 135       pass "check for duplicate SIGINT"
 136     }
 137   }
 138 }
 139
 140 # Send another Ctrl-C and verify that we can do info threads and quit
 141 send_gdb "\003"
 142 set message "stop threads 2"
 143 gdb_test_multiple "" "stop threads 2" {
 144   -re "\\\[New \[^\]\]*\\\]\r\n" {
 145     exp_continue
 146   }
 147   -re "\\\[\[^\]\]* exited\\\]\r\n" {
 148     exp_continue
 149   }
 150   -re "Thread \[^\n\]* executing\r\n" {
 151     exp_continue
 152   }
 153   -re "Program received signal SIGINT.*$gdb_prompt $" {
 154     pass "$message"
 155   }
 156   timeout {
 157     fail "$message (timeout)"
 158   }
 159 }
 160
 161 gdb_test_multiple "quit" "GDB exits after stopping multithreaded program" {
 162     -re "Quit anyway\\? \\(y or n\\) $" {
 163         send_gdb "y\n"
 164         exp_continue
 165     }
 166     eof {
 167         pass "GDB exits after stopping multithreaded program"
 168     }
 169     timeout {
 170         fail "GDB exits after stopping multithreaded program (timeout)"
 171     }
 172 }
 173