gdb/testsuite/gdb.threads/manythreads.exp

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