gdb/testsuite/gdb.threads/thread-specific.exp

   1 # Copyright 2004-2013 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 # This file was written by Daniel Jacobowitz <drow@mvista.com>.
  17 # It tests that the correct breakpoint is reported when we hit a
  18 # thread-specific breakpoint inserted for several threads.
  19
  20
  21 standard_testfile
  22
  23 if {[gdb_compile_pthreads "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable debug] != "" } {
  24     return -1
  25 }
  26
  27 # Return a list of the valid thread IDs, with the initial thread first.
  28 proc get_thread_list { } {
  29   global gdb_prompt
  30   global expect_out
  31
  32   set thr_list ""
  33
  34   gdb_test_multiple "info threads" "get threads list" {
  35     -re "info threads\r\n" {
  36       exp_continue
  37     }
  38     -re "New Thread \[^\n\]*\n" {
  39       exp_continue
  40     }
  41     -re "^ *Id *Target Id\[^\n\]*\n" {
  42       exp_continue
  43     }
  44     -re "^\\*  *(\[0-9\]*) *Thread \[^\n\]*main\[^\n\]*\n" {
  45       set thr_list "$expect_out(1,string) $thr_list"
  46       exp_continue
  47     }
  48     -re "^  *(\[0-9\]*) *Thread \[^\n\]*\n" {
  49       lappend thr_list $expect_out(1,string)
  50       exp_continue
  51     }
  52     -re ".*$gdb_prompt $" {
  53       if { [llength $thr_list] != 0 } {
  54         pass "get threads list"
  55       } else {
  56         fail "get threads list (no threads)"
  57       }
  58     }
  59   }
  60
  61   return $thr_list
  62 }
  63
  64 clean_restart ${binfile}
  65
  66 gdb_test_no_output "set print sevenbit-strings"
  67 gdb_test_no_output "set width 0"
  68
  69 gdb_test {print $_thread} ".* = 0" "thread var when not running"
  70
  71 runto_main
  72
  73 gdb_breakpoint [gdb_get_line_number "thread-specific.exp: last thread start"]
  74 gdb_continue_to_breakpoint "all threads started"
  75
  76 set line [gdb_get_line_number "thread-specific.exp: thread loop"]
  77 set threads [get_thread_list]
  78
  79 if {[llength $threads] == 0} {
  80   # We have already issued a FAIL above.
  81   return 1
  82 }
  83
  84 gdb_test {print $_thread} ".* = [lindex $threads 0]" "thread var in main"
  85
  86 gdb_test_multiple "break $line thread [lindex $threads 0]" \
  87   "breakpoint $line main thread" {
  88     -re "Breakpoint (\[0-9\]*) at.* file .*$srcfile, line.*$gdb_prompt $" {
  89       set main_breakpoint $expect_out(1,string)
  90       pass "breakpoint $line main thread"
  91     }
  92 }
  93
  94 foreach thread [lrange $threads 1 end] {
  95   gdb_breakpoint "$line thread $thread"
  96 }
  97
  98 gdb_test_multiple "continue" "continue to thread-specific breakpoint" {
  99         -re "Breakpoint $main_breakpoint, .* at .*\r\n$gdb_prompt $" {
 100             fail "continue to thread-specific breakpoint (wrong breakpoint)"
 101         }
 102         -re "Breakpoint (\[0-9\]*), .* at .*\r\n$gdb_prompt $" {
 103             set this_breakpoint $expect_out(1,string)
 104             pass "continue to thread-specific breakpoint"
 105         }
 106 }
 107
 108 gdb_test_multiple "info breakpoint $this_breakpoint" "info on bp" {
 109     -re ".*stop only in thread (\[0-9\]*).*$gdb_prompt $" {
 110         set this_thread $expect_out(1,string)
 111         pass "found breakpoint for thread number"
 112     }
 113 }
 114
 115 gdb_test {print $_thread} ".* = $this_thread" "thread var at break"
 116
 117 return 0