gdb/testsuite/gdb.threads/manythreads.exp

   1 # manythreads.exp -- Expect script to test stopping many threads
   2 # Copyright (C) 2004-2014 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
  20 standard_testfile
  21
  22 set opts { debug }
  23 if [info exists DEBUG] {
  24     # make check RUNTESTFLAGS='gdb.threads/manythreads.exp DEBUG=1'
  25     lappend opts "additional_flags=-DDEBUG"
  26 }
  27
  28 if {[gdb_compile_pthreads "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable $opts] != "" } {
  29     return -1
  30 }
  31
  32 clean_restart ${binfile}
  33 gdb_test_no_output "set print sevenbit-strings"
  34 runto_main
  35
  36 # We'll need this when we send_gdb a ^C to GDB.  Need to do it before we
  37 # run the program and gdb starts saving and restoring tty states.
  38 # On Ultrix, we don't need it and it is really slow (because shell_escape
  39 # doesn't use vfork).
  40 if ![istarget "*-*-ultrix*"] then {
  41     gdb_test "shell stty intr '^C'" ".*"
  42 }
  43
  44 set message "first continue"
  45 gdb_test_multiple "continue" "first continue" {
  46   -re "error:.*$gdb_prompt $" {
  47     fail "$message"
  48   }
  49   -re "Continuing" {
  50     pass "$message"
  51   }
  52 }
  53
  54 # Wait one second.  This is better than the TCL "after" command, because
  55 # we don't lose GDB's output while we do it.
  56 remote_expect host 1 { timeout { } }
  57
  58 # Send a Ctrl-C and verify that we can do info threads and continue
  59 send_gdb "\003"
  60 set message "stop threads 1"
  61 gdb_test_multiple "" "stop threads 1" {
  62   -re "\\\[New \[^\]\]*\\\]\r\n" {
  63     exp_continue
  64   }
  65   -re "\\\[\[^\]\]* exited\\\]\r\n" {
  66     exp_continue
  67   }
  68   -re "Program received signal SIGINT.*$gdb_prompt $" {
  69     pass "$message"
  70   }
  71   timeout {
  72     fail "$message (timeout)"
  73   }
  74 }
  75
  76 set cmd "info threads"
  77 set ok 0
  78 gdb_test_multiple $cmd $cmd {
  79     -re " 1 *Thread " {
  80         set ok 1
  81         exp_continue
  82     }
  83     -re ".*\r\n" {
  84         # Eat this line and continue, to prevent the buffer overflowing.
  85         exp_continue
  86     }
  87     -re "$gdb_prompt $" {
  88         if { $ok } {
  89             pass $cmd
  90         } else {
  91             fail $cmd
  92         }
  93     }
  94 }
  95
  96 gdb_test_no_output "thread name zardoz" "give a name to the thread"
  97 gdb_test "info threads" ".*zardoz.*" "check thread name"
  98
  99 set message "second continue"
 100 gdb_test_multiple "continue" "second continue" {
 101   -re "error:.*$gdb_prompt $" {
 102     fail "$message"
 103   }
 104   -re "Continuing" {
 105     pass "$message"
 106   }
 107 }
 108
 109 # Wait another second.  If the program stops on its own, GDB has failed
 110 # to handle duplicate SIGINTs sent to multiple threads.
 111 set failed 0
 112 remote_expect host 1 {
 113   -re "\\\[New \[^\]\]*\\\]\r\n" {
 114     exp_continue -continue_timer
 115   }
 116   -re "\\\[\[^\]\]* exited\\\]\r\n" {
 117     exp_continue -continue_timer
 118   }
 119   -re "Program received signal SIGINT.*$gdb_prompt $" {
 120     if { $failed == 0 } {
 121       fail "check for duplicate SIGINT"
 122     }
 123     send_gdb "continue\n"
 124     set failed 1
 125     exp_continue
 126   }
 127   timeout {
 128     if { $failed == 0 } {
 129       pass "check for duplicate SIGINT"
 130     }
 131   }
 132 }
 133
 134 # Send another Ctrl-C and verify that we can do info threads and quit
 135 send_gdb "\003"
 136 set message "stop threads 2"
 137 gdb_test_multiple "" "stop threads 2" {
 138   -re "\\\[New \[^\]\]*\\\]\r\n" {
 139     exp_continue
 140   }
 141   -re "\\\[\[^\]\]* exited\\\]\r\n" {
 142     exp_continue
 143   }
 144   -re "Program received signal SIGINT.*$gdb_prompt $" {
 145     pass "$message"
 146   }
 147   timeout {
 148     fail "$message (timeout)"
 149   }
 150 }
 151
 152 gdb_test_multiple "quit" "GDB exits after stopping multithreaded program" {
 153     -re "Quit anyway\\? \\(y or n\\) $" {
 154         send_gdb "y\n"
 155         exp_continue
 156     }
 157     eof {
 158         pass "GDB exits after stopping multithreaded program"
 159     }
 160     timeout {
 161         fail "GDB exits after stopping multithreaded program (timeout)"
 162     }
 163 }
 164