gdb/testsuite/gdb.mi/mi-pthreads.exp

   1 # Copyright 2002 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 2 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, write to the Free Software
  15 # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  16
  17 # Please email any bugs, comments, and/or additions to this file to:
  18 # bug-gdb@prep.ai.mit.edu
  19
  20 # This file tests MI thread commands.
  21 # Specifically, we are testing the MI command set and the console (in MI)
  22 # command set ("interpreter-exec") and that the commands that are executed
  23 # via these command pathways are properly executed. Console commands
  24 # executed via MI should use MI output wrappers, MI event handlers, etc.
  25
  26 # This only works with native configurations
  27 if {![isnative]} {
  28   return
  29 }
  30
  31 load_lib mi-support.exp
  32 set MIFLAGS "-i=mi"
  33
  34 gdb_exit
  35 if {[mi_gdb_start]} {
  36     continue
  37 }
  38
  39 # The procs below dealing with parsing cli/mi output for the threadlist
  40 # is duplicated in gdb669.exp. Any changes here will probably need to
  41 # be made there as well.
  42
  43 proc get_mi_thread_list {name} {
  44   global expect_out
  45
  46   # MI will return a list of thread ids:
  47   #
  48   # -thread-list-ids
  49   # ^done,thread-ids=[thread-id="1",thread-id="2",...],number-of-threads="N"
  50   # (gdb)
  51   mi_gdb_test "-thread-list-ids" \
  52     {\^done,thread-ids={(thread-id="[0-9]+"(,)?)+},number-of-threads="[0-9]+"} \
  53     "-thread_list_ids ($name)"
  54
  55   set thread_list {}
  56   if {![regexp {thread-ids=\{(thread-id="[0-9]+"(,)?)*\}} $expect_out(buffer) threads]} {
  57     fail "finding threads in MI output ($name)"
  58   } else {
  59     pass "finding threads in MI output ($name)"
  60
  61     # Make list of console threads
  62     set start [expr {[string first \{ $threads] + 1}]
  63     set end   [expr {[string first \} $threads] - 1}]
  64     set threads [string range $threads $start $end]
  65     foreach thread [split $threads ,] {
  66       if {[scan $thread {thread-id="%d"} num]} {
  67         lappend thread_list $num
  68       }
  69     }
  70   }
  71
  72   return $thread_list
  73 }
  74
  75 # Check that MI and the console know of the same threads.
  76 # Appends NAME to all test names.
  77 proc check_mi_and_console_threads {name} {
  78   global expect_out
  79
  80   mi_gdb_test "-thread-list-ids" \
  81     {\^done,thread-ids={(thread-id="[0-9]+"(,)*)+},number-of-threads="[0-9]+"} \
  82     "-thread-list-ids ($name)"
  83   set mi_output $expect_out(buffer)
  84
  85   # GDB will return a list of thread ids and some more info:
  86   #
  87   # (gdb)
  88   # -interpreter-exec console "info threads"
  89   # ~"  4 Thread 2051 (LWP 7734)  0x401166b1 in __libc_nanosleep () at __libc_nanosleep:-1"
  90   # ~"  3 Thread 1026 (LWP 7733)   () at __libc_nanosleep:-1"
  91   # ~"  2 Thread 2049 (LWP 7732)  0x401411f8 in __poll (fds=0x804bb24, nfds=1, timeout=2000) at ../sysdeps/unix/sysv/linux/poll.c:63"
  92   # ~"* 1 Thread 1024 (LWP 7731)  main (argc=1, argv=0xbfffdd94) at ../../../src/gdb/testsuite/gdb.mi/pthreads.c:160"
  93   # FIXME: kseitz/2002-09-05: Don't use the hack-cli method.
  94   mi_gdb_test "info threads" \
  95     {.*(~".*"[\r\n]*)+.*} \
  96     "info threads ($name)"
  97   set console_output $expect_out(buffer)
  98
  99   # Make a list of all known threads to console (gdb's thread IDs)
 100   set console_thread_list {}
 101   foreach line [split $console_output \n] {
 102     if {[string index $line 0] == "~"} {
 103       # This is a line from the console; trim off "~", " ", "*", and "\""
 104       set line [string trim $line ~\ \"\*]
 105       if {[scan $line "%d" id] == 1} {
 106         lappend console_thread_list $id
 107       }
 108     }
 109   }
 110
 111   # Now find the result string from MI
 112   set mi_result ""
 113   foreach line [split $mi_output \n] {
 114     if {[string range $line 0 4] == "^done"} {
 115       set mi_result $line
 116     }
 117   }
 118   if {$mi_result == ""} {
 119     fail "finding MI result string ($name)"
 120   } else {
 121     pass "finding MI result string ($name)"
 122   }
 123
 124   # Finally, extract the thread ids and compare them to the console
 125   set num_mi_threads_str ""
 126   if {![regexp {number-of-threads="[0-9]+"} $mi_result num_mi_threads_str]} {
 127     fail "finding number of threads in MI output ($name)"
 128   } else {
 129     pass "finding number of threads in MI output ($name)"
 130
 131     # Extract the number of threads from the MI result
 132     if {![scan $num_mi_threads_str {number-of-threads="%d"} num_mi_threads]} {
 133       fail "got number of threads from MI ($name)"
 134     } else {
 135       pass "got number of threads from MI ($name)"
 136
 137       # Check if MI and console have same number of threads
 138       if {$num_mi_threads != [llength $console_thread_list]} {
 139         fail "console and MI have same number of threads ($name)"
 140       } else {
 141         pass "console and MI have same number of threads ($name)"
 142
 143         # Get MI thread list
 144         set mi_thread_list [get_mi_thread_list $name]
 145
 146         # Check if MI and console have the same threads
 147         set fails 0
 148         foreach ct [lsort $console_thread_list] mt [lsort $mi_thread_list] {
 149           if {$ct != $mt} {
 150             incr fails
 151           }
 152         }
 153         if {$fails > 0} {
 154           fail "MI and console have same threads ($name)"
 155
 156           # Send a list of failures to the log
 157           send_log "Console has thread ids: $console_thread_list\n"
 158           send_log "MI has thread ids: $mi_thread_list\n"
 159         } else {
 160           pass "MI and console have same threads ($name)"
 161         }
 162       }
 163     }
 164   }
 165 }
 166
 167 # This procedure tests the various thread commands in MI.
 168 proc check_mi_thread_command_set {} {
 169
 170   mi_runto done_making_threads
 171
 172   set thread_list [get_mi_thread_list "in check_mi_thread_command_set"]
 173
 174   mi_gdb_test "-thread-select" \
 175     {\^error,msg="mi_cmd_thread_select: USAGE: threadnum."} \
 176     "check_mi_thread_command_set: -thread-select"
 177
 178   mi_gdb_test "-thread-select 123456789" \
 179     {\^error,msg="Thread ID 123456789 not known\."} \
 180     "check_mi_thread_command_set: -thread-select 123456789"
 181
 182   foreach thread $thread_list {
 183     mi_gdb_test "-thread-select $thread" \
 184       "\\^done,new-thread-id=\"$thread\",frame={.*},line=\"(-)?\[0-9\]+\",file=\".*\"" \
 185       "check_mi_thread_command_set: -thread-select $thread"
 186   }
 187 }
 188
 189 #
 190 # Start here
 191 #
 192 set testfile "pthreads"
 193 set srcfile "$testfile.c"
 194 set binfile "$objdir/$subdir/$testfile"
 195
 196 set options [list debug incdir=$subdir]
 197 if  {[gdb_compile_pthreads "$srcdir/$subdir/$srcfile" $binfile executable $options]
 198      != "" } {
 199   gdb_suppress_entire_file \
 200     "Testcase compile failed, so all tests in this file will automatically fail."
 201 }
 202
 203 mi_gdb_reinitialize_dir $srcdir/$subdir
 204 mi_gdb_load $binfile
 205
 206 check_mi_thread_command_set
 207
 208 mi_gdb_exit
 209