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[/] [openrisc/] [trunk/] [gnu-src/] [gdb-7.1/] [gdb/] [testsuite/] [lib/] [mi-support.exp] - Rev 227
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# Copyright 1999, 2000, 2002, 2003, 2004, 2005, 2007, 2008, 2009, 2010# Free Software Foundation, Inc.# This program is free software; you can redistribute it and/or modify# it under the terms of the GNU General Public License as published by# the Free Software Foundation; either version 3 of the License, or# (at your option) any later version.## This program is distributed in the hope that it will be useful,# but WITHOUT ANY WARRANTY; without even the implied warranty of# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the# GNU General Public License for more details.## You should have received a copy of the GNU General Public License# along with this program. If not, see <http://www.gnu.org/licenses/>.# This file was based on a file written by Fred Fish. (fnf@cygnus.com)# Test setup routines that work with the MI interpreter.# The variable mi_gdb_prompt is a regexp which matches the gdb mi prompt.# Set it if it is not already set.global mi_gdb_promptif ![info exists mi_gdb_prompt] then {set mi_gdb_prompt "\[(\]gdb\[)\] \r\n"}global mi_inferior_spawn_idglobal mi_inferior_tty_nameset MIFLAGS "-i=mi"set thread_selected_re "=thread-selected,id=\"\[0-9+\]\"\r\n"set library_loaded_re "=library-loaded\[^\n\]+\"\r\n"## mi_gdb_exit -- exit the GDB, killing the target program if necessary#proc mi_gdb_exit {} {catch mi_uncatched_gdb_exit}proc mi_uncatched_gdb_exit {} {global GDBglobal INTERNAL_GDBFLAGS GDBFLAGSglobal verboseglobal gdb_spawn_id;global gdb_promptglobal mi_gdb_promptglobal MIFLAGSgdb_stop_suppressing_tests;if { [info procs sid_exit] != "" } {sid_exit}if ![info exists gdb_spawn_id] {return;}verbose "Quitting $GDB $INTERNAL_GDBFLAGS $GDBFLAGS $MIFLAGS"if { [is_remote host] && [board_info host exists fileid] } {send_gdb "999-gdb-exit\n";gdb_expect 10 {-re "y or n" {send_gdb "y\n";exp_continue;}-re "Undefined command.*$gdb_prompt $" {send_gdb "quit\n"exp_continue;}-re "DOSEXIT code" { }default { }}}if ![is_remote host] {remote_close host;}unset gdb_spawn_id}## default_mi_gdb_start [INFERIOR_PTY] -- start gdb running, default procedure## INFERIOR_PTY should be set to separate-inferior-tty to have the inferior work# with it's own PTY. If set to same-inferior-tty, the inferior shares GDB's PTY.# The default value is same-inferior-tty.## When running over NFS, particularly if running many simultaneous# tests on different hosts all using the same server, things can# get really slow. Give gdb at least 3 minutes to start up.#proc default_mi_gdb_start { args } {global verboseglobal GDBglobal INTERNAL_GDBFLAGS GDBFLAGSglobal gdb_promptglobal mi_gdb_promptglobal timeoutglobal gdb_spawn_id;global MIFLAGSgdb_stop_suppressing_tests;set inferior_pty no-ttyif { [llength $args] == 1} {set inferior_pty [lindex $args 0]}set separate_inferior_pty [string match $inferior_pty separate-inferior-tty]# Start SID.if { [info procs sid_start] != "" } {verbose "Spawning SID"sid_start}verbose "Spawning $GDB $INTERNAL_GDBFLAGS $GDBFLAGS $MIFLAGS"if [info exists gdb_spawn_id] {return 0;}if ![is_remote host] {if { [which $GDB] == 0 } then {perror "$GDB does not exist."exit 1}}# Create the new PTY for the inferior process.if { $separate_inferior_pty } {spawn -ptyglobal mi_inferior_spawn_idglobal mi_inferior_tty_nameset mi_inferior_spawn_id $spawn_idset mi_inferior_tty_name $spawn_out(slave,name)}set res [remote_spawn host "$GDB $INTERNAL_GDBFLAGS $GDBFLAGS $MIFLAGS [host_info gdb_opts]"];if { $res < 0 || $res == "" } {perror "Spawning $GDB failed."return 1;}gdb_expect {-re "~\"GNU.*\r\n~\".*$mi_gdb_prompt$" {# We have a new format mi startup prompt. If we are# running mi1, then this is an error as we should be# using the old-style prompt.if { $MIFLAGS == "-i=mi1" } {perror "(mi startup) Got unexpected new mi prompt."remote_close host;return -1;}verbose "GDB initialized."}-re "\[^~\].*$mi_gdb_prompt$" {# We have an old format mi startup prompt. If we are# not running mi1, then this is an error as we should be# using the new-style prompt.if { $MIFLAGS != "-i=mi1" } {perror "(mi startup) Got unexpected old mi prompt."remote_close host;return -1;}verbose "GDB initialized."}-re ".*unrecognized option.*for a complete list of options." {untested "Skip mi tests (not compiled with mi support)."remote_close host;return -1;}-re ".*Interpreter `mi' unrecognized." {untested "Skip mi tests (not compiled with mi support)."remote_close host;return -1;}timeout {perror "(timeout) GDB never initialized after 10 seconds."remote_close host;return -1}}set gdb_spawn_id -1;# FIXME: mi output does not go through pagers, so these can be removed.# force the height to "unlimited", so no pagers get usedsend_gdb "100-gdb-set height 0\n"gdb_expect 10 {-re ".*100-gdb-set height 0\r\n100\\\^done\r\n$mi_gdb_prompt$" {verbose "Setting height to 0." 2}timeout {warning "Couldn't set the height to 0"}}# force the width to "unlimited", so no wraparound occurssend_gdb "101-gdb-set width 0\n"gdb_expect 10 {-re ".*101-gdb-set width 0\r\n101\\\^done\r\n$mi_gdb_prompt$" {verbose "Setting width to 0." 2}timeout {warning "Couldn't set the width to 0."}}# If allowing the inferior to have its own PTY then assign the inferior# its own terminal device here.if { $separate_inferior_pty } {send_gdb "102-inferior-tty-set $mi_inferior_tty_name\n"gdb_expect 10 {-re ".*102\\\^done\r\n$mi_gdb_prompt$" {verbose "redirect inferior output to new terminal device."}timeout {warning "Couldn't redirect inferior output." 2}}}detect_asyncreturn 0;}## Overridable function. You can override this function in your# baseboard file.#proc mi_gdb_start { args } {return [default_mi_gdb_start $args]}# Many of the tests depend on setting breakpoints at various places and# running until that breakpoint is reached. At times, we want to start# with a clean-slate with respect to breakpoints, so this utility proc# lets us do this without duplicating this code everywhere.#proc mi_delete_breakpoints {} {global mi_gdb_prompt# FIXME: The mi operation won't accept a prompt back and will use the 'all' argsend_gdb "102-break-delete\n"gdb_expect 30 {-re "Delete all breakpoints.*y or n.*$" {send_gdb "y\n";exp_continue}-re "102-break-delete\r\n102\\\^done\r\n$mi_gdb_prompt$" {# This happens if there were no breakpoints}timeout { perror "Delete all breakpoints in mi_delete_breakpoints (timeout)" ; return }}# The correct output is not "No breakpoints or watchpoints." but an# empty BreakpointTable. Also, a query is not acceptable with mi.send_gdb "103-break-list\n"gdb_expect 30 {-re "103-break-list\r\n103\\\^done,BreakpointTable=\{\}\r\n$mi_gdb_prompt$" {}-re "103-break-list\r\n103\\\^done,BreakpointTable=\{nr_rows=\".\",nr_cols=\".\",hdr=\\\[\{width=\".*\",alignment=\".*\",col_name=\"number\",colhdr=\"Num\"\}.*colhdr=\"Type\".*colhdr=\"Disp\".*colhdr=\"Enb\".*colhdr=\"Address\".*colhdr=\"What\".*\\\],body=\\\[\\\]\}\r\n$mi_gdb_prompt$" {}-re "103-break-list\r\n103\\\^doneNo breakpoints or watchpoints.\r\n\r\n$mi_gdb_prompt$" {warning "Unexpected console text received"}-re "$mi_gdb_prompt$" { perror "Breakpoints not deleted" ; return }-re "Delete all breakpoints.*or n.*$" {warning "Unexpected prompt for breakpoints deletion";send_gdb "y\n";exp_continue}timeout { perror "-break-list (timeout)" ; return }}}proc mi_gdb_reinitialize_dir { subdir } {global mi_gdb_promptglobal MIFLAGSglobal suppress_flagif { $suppress_flag } {return}if [is_remote host] {return "";}if { $MIFLAGS == "-i=mi1" } {send_gdb "104-environment-directory\n"gdb_expect 60 {-re ".*Reinitialize source path to empty.*y or n. " {warning "Got confirmation prompt for dir reinitialization."send_gdb "y\n"gdb_expect 60 {-re "$mi_gdb_prompt$" {}timeout {error "Dir reinitialization failed (timeout)"}}}-re "$mi_gdb_prompt$" {}timeout {error "Dir reinitialization failed (timeout)"}}} else {send_gdb "104-environment-directory -r\n"gdb_expect 60 {-re "104\\\^done,source-path=.*\r\n$mi_gdb_prompt$" {}-re "$mi_gdb_prompt$" {}timeout {error "Dir reinitialization failed (timeout)"}}}send_gdb "105-environment-directory $subdir\n"gdb_expect 60 {-re "Source directories searched.*$mi_gdb_prompt$" {verbose "Dir set to $subdir"}-re "105\\\^done.*\r\n$mi_gdb_prompt$" {# FIXME: We return just the prompt for now.verbose "Dir set to $subdir"# perror "Dir \"$subdir\" failed."}}}# Send GDB the "target" command.# FIXME: Some of these patterns are not appropriate for MI. Based on# config/monitor.exp:gdb_target_command.proc mi_gdb_target_cmd { targetname serialport } {global mi_gdb_promptset serialport_re [string_to_regexp $serialport]for {set i 1} {$i <= 3} {incr i} {send_gdb "47-target-select $targetname $serialport\n"gdb_expect 60 {-re "47\\^connected.*$mi_gdb_prompt" {verbose "Set target to $targetname";return 0;}-re "unknown host.*$mi_gdb_prompt" {verbose "Couldn't look up $serialport"}-re "Couldn't establish connection to remote.*$mi_gdb_prompt$" {verbose "Connection failed";}-re "Remote MIPS debugging.*$mi_gdb_prompt$" {verbose "Set target to $targetname";return 0;}-re "Remote debugging using .*$serialport_re.*$mi_gdb_prompt$" {verbose "Set target to $targetname";return 0;}-re "Remote target $targetname connected to.*$mi_gdb_prompt$" {verbose "Set target to $targetname";return 0;}-re "Connected to.*$mi_gdb_prompt$" {verbose "Set target to $targetname";return 0;}-re "Ending remote.*$mi_gdb_prompt$" { }-re "Connection refused.*$mi_gdb_prompt$" {verbose "Connection refused by remote target. Pausing, and trying again."sleep 5continue}-re "Non-stop mode requested, but remote does not support non-stop.*$mi_gdb_prompt" {unsupported "Non-stop mode not supported"return 1}-re "Timeout reading from remote system.*$mi_gdb_prompt$" {verbose "Got timeout error from gdb.";}timeout {send_gdb "";break}}}return 1}## load a file into the debugger (file command only).# return a -1 if anything goes wrong.#proc mi_gdb_file_cmd { arg } {global verboseglobal loadpathglobal loadfileglobal GDBglobal mi_gdb_promptglobal last_loaded_fileupvar timeout timeoutset last_loaded_file $argif [is_remote host] {set arg [remote_download host $arg];if { $arg == "" } {error "download failed"return -1;}}# FIXME: Several of these patterns are only acceptable for console# output. Queries are an error for mi.send_gdb "105-file-exec-and-symbols $arg\n"gdb_expect 120 {-re "Reading symbols from.*done.*$mi_gdb_prompt$" {verbose "\t\tLoaded $arg into the $GDB"return 0}-re "has no symbol-table.*$mi_gdb_prompt$" {perror "$arg wasn't compiled with \"-g\""return -1}-re "Load new symbol table from \".*\".*y or n. $" {send_gdb "y\n"gdb_expect 120 {-re "Reading symbols from.*done.*$mi_gdb_prompt$" {verbose "\t\tLoaded $arg with new symbol table into $GDB"# All OK}timeout {perror "(timeout) Couldn't load $arg, other program already loaded."return -1}}}-re "No such file or directory.*$mi_gdb_prompt$" {perror "($arg) No such file or directory\n"return -1}-re "105-file-exec-and-symbols .*\r\n105\\\^done\r\n$mi_gdb_prompt$" {# We (MI) are just giving the prompt back for now, instead of giving# some acknowledgement.return 0}timeout {perror "couldn't load $arg into $GDB (timed out)."return -1}eof {# This is an attempt to detect a core dump, but seems not to# work. Perhaps we need to match .* followed by eof, in which# gdb_expect does not seem to have a way to do that.perror "couldn't load $arg into $GDB (end of file)."return -1}}}## connect to the target and download a file, if necessary.# return a -1 if anything goes wrong.#proc mi_gdb_target_load { } {global verboseglobal loadpathglobal loadfileglobal GDBglobal mi_gdb_promptupvar timeout timeoutif { [info procs gdbserver_gdb_load] != "" } {mi_gdb_test "kill" ".*" ""set res [gdbserver_gdb_load]set protocol [lindex $res 0]set gdbport [lindex $res 1]if { [mi_gdb_target_cmd $protocol $gdbport] != 0 } {return -1}} elseif { [info procs send_target_sid] != "" } {# For SID, things get complexsend_gdb "kill\n"gdb_expect 10 {-re ".*$mi_gdb_prompt$"}send_target_sidgdb_expect 60 {-re "\\^done.*$mi_gdb_prompt$" {}timeout {perror "Unable to connect to SID target"return -1}}send_gdb "48-target-download\n"gdb_expect 10 {-re "48\\^done.*$mi_gdb_prompt$" {}timeout {perror "Unable to download to SID target"return -1}}} elseif { [target_info protocol] == "sim" } {# For the simulator, just connect to it directly.send_gdb "47-target-select sim\n"gdb_expect 10 {-re "47\\^connected.*$mi_gdb_prompt$" {}timeout {perror "Unable to select sim target"return -1}}send_gdb "48-target-download\n"gdb_expect 10 {-re "48\\^done.*$mi_gdb_prompt$" {}timeout {perror "Unable to download to sim target"return -1}}} elseif { [target_info gdb_protocol] == "remote" } {# remote targetsif { [mi_gdb_target_cmd "remote" [target_info netport]] != 0 } {perror "Unable to connect to remote target"return -1}send_gdb "48-target-download\n"gdb_expect 10 {-re "48\\^done.*$mi_gdb_prompt$" {}timeout {perror "Unable to download to remote target"return -1}}}return 0}## load a file into the debugger.# return a -1 if anything goes wrong.#proc mi_gdb_load { arg } {if { $arg != "" } {return [mi_gdb_file_cmd $arg]}return 0}# mi_gdb_test COMMAND PATTERN MESSAGE [IPATTERN] -- send a command to gdb;# test the result.## COMMAND is the command to execute, send to GDB with send_gdb. If# this is the null string no command is sent.# PATTERN is the pattern to match for a PASS, and must NOT include# the \r\n sequence immediately before the gdb prompt.# MESSAGE is the message to be printed. (If this is the empty string,# then sometimes we don't call pass or fail at all; I don't# understand this at all.)# IPATTERN is the pattern to match for the inferior's output. This parameter# is optional. If present, it will produce a PASS if the match is# successful, and a FAIL if unsuccessful.## Returns:# 1 if the test failed,# 0 if the test passes,# -1 if there was an internal error.#proc mi_gdb_test { args } {global verboseglobal mi_gdb_promptglobal GDB expect_outupvar timeout timeoutset command [lindex $args 0]set pattern [lindex $args 1]set message [lindex $args 2]if [llength $args]==4 {set ipattern [lindex $args 3]}if [llength $args]==5 {set question_string [lindex $args 3];set response_string [lindex $args 4];} else {set question_string "^FOOBAR$"}if $verbose>2 then {send_user "Sending \"$command\" to gdb\n"send_user "Looking to match \"$pattern\"\n"send_user "Message is \"$message\"\n"}set result -1set string "${command}\n";set string_regex [string_to_regexp $command]if { $command != "" } {while { "$string" != "" } {set foo [string first "\n" "$string"];set len [string length "$string"];if { $foo < [expr $len - 1] } {set str [string range "$string" 0 $foo];if { [send_gdb "$str"] != "" } {global suppress_flag;if { ! $suppress_flag } {perror "Couldn't send $command to GDB.";}fail "$message";return $result;}gdb_expect 2 {-re "\[\r\n\]" { }timeout { }}set string [string range "$string" [expr $foo + 1] end];} else {break;}}if { "$string" != "" } {if { [send_gdb "$string"] != "" } {global suppress_flag;if { ! $suppress_flag } {perror "Couldn't send $command to GDB.";}fail "$message";return $result;}}}if [info exists timeout] {set tmt $timeout;} else {global timeout;if [info exists timeout] {set tmt $timeout;} else {set tmt 60;}}verbose -log "Expecting: ^($string_regex\[\r\n\]+)?($pattern\[\r\n\]+$mi_gdb_prompt\[ \]*)"gdb_expect $tmt {-re "\\*\\*\\* DOSEXIT code.*" {if { $message != "" } {fail "$message";}gdb_suppress_entire_file "GDB died";return -1;}-re "Ending remote debugging.*$mi_gdb_prompt\[ \]*$" {if ![isnative] then {warning "Can`t communicate to remote target."}gdb_exitgdb_startset result -1}-re "^($string_regex\[\r\n\]+)?($pattern\[\r\n\]+$mi_gdb_prompt\[ \]*)" {# At this point, $expect_out(1,string) is the MI input command.# and $expect_out(2,string) is the MI output command.# If $expect_out(1,string) is "", then there was no MI input command here.# NOTE, there is no trailing anchor because with GDB/MI,# asynchronous responses can happen at any point, causing more# data to be available. Normally an anchor is used to make# sure the end of the output is matched, however, $mi_gdb_prompt# is just as good of an anchor since mi_gdb_test is meant to# match a single mi output command. If a second GDB/MI output# response is sent, it will be in the buffer for the next# time mi_gdb_test is called.if ![string match "" $message] then {pass "$message"}set result 0}-re "(${question_string})$" {send_gdb "$response_string\n";exp_continue;}-re "Undefined.* command:.*$mi_gdb_prompt\[ \]*$" {perror "Undefined command \"$command\"."fail "$message"set result 1}-re "Ambiguous command.*$mi_gdb_prompt\[ \]*$" {perror "\"$command\" is not a unique command name."fail "$message"set result 1}-re "Program exited with code \[0-9\]+.*$mi_gdb_prompt\[ \]*$" {if ![string match "" $message] then {set errmsg "$message (the program exited)"} else {set errmsg "$command (the program exited)"}fail "$errmsg"return -1}-re "The program is not being run.*$mi_gdb_prompt\[ \]*$" {if ![string match "" $message] then {set errmsg "$message (the program is no longer running)"} else {set errmsg "$command (the program is no longer running)"}fail "$errmsg"return -1}-re ".*$mi_gdb_prompt\[ \]*$" {if ![string match "" $message] then {fail "$message"}set result 1}"<return>" {send_gdb "\n"perror "Window too small."fail "$message"}-re "\\(y or n\\) " {send_gdb "n\n"perror "Got interactive prompt."fail "$message"}eof {perror "Process no longer exists"if { $message != "" } {fail "$message"}return -1}full_buffer {perror "internal buffer is full."fail "$message"}timeout {if ![string match "" $message] then {fail "$message (timeout)"}set result 1}}# If the GDB output matched, compare the inferior output.if { $result == 0 } {if [ info exists ipattern ] {if { ![target_info exists gdb,noinferiorio] } {global mi_inferior_spawn_idexpect {-i $mi_inferior_spawn_id -re "$ipattern" {pass "$message inferior output"}timeout {fail "$message inferior output (timeout)"set result 1}}} else {unsupported "$message inferior output"}}}return $result}## MI run command. (A modified version of gdb_run_cmd)## In patterns, the newline sequence ``\r\n'' is matched explicitly as# ``.*$'' could swallow up output that we attempt to match elsewhere.proc mi_run_cmd {args} {global suppress_flagif { $suppress_flag } {return -1}global mi_gdb_promptglobal thread_selected_reglobal library_loaded_reif [target_info exists gdb_init_command] {send_gdb "[target_info gdb_init_command]\n";gdb_expect 30 {-re "$mi_gdb_prompt$" { }default {perror "gdb_init_command for target failed";return -1;}}}if { [mi_gdb_target_load] < 0 } {return -1}if [target_info exists use_gdb_stub] {if [target_info exists gdb,do_reload_on_run] {send_gdb "220-exec-continue\n";gdb_expect 60 {-re "220\\^running\[\r\n\]+\\*running,thread-id=\"\[^\"\]+\"\r\n$mi_gdb_prompt" {}default {}}return 0;}if [target_info exists gdb,start_symbol] {set start [target_info gdb,start_symbol];} else {set start "start";}# HACK: Should either use 000-jump or fix the target code# to better handle RUN.send_gdb "jump *$start\n"warning "Using CLI jump command, expect run-to-main FAIL"return 0}send_gdb "220-exec-run $args\n"gdb_expect {-re "220\\^running\r\n(\\*running,thread-id=\"\[^\"\]+\"\r\n|=thread-created,id=\"1\",group-id=\"\[0-9\]+\"\r\n)*(${library_loaded_re})*(${thread_selected_re})?${mi_gdb_prompt}" {}-re "\\^error,msg=\"The target does not support running in non-stop mode.\"" {unsupported "Non-stop mode not supported"return -1}timeout {perror "Unable to start target"return -1}}# NOTE: Shortly after this there will be a ``000*stopped,...(gdb)''return 0}## Just like run-to-main but works with the MI interface#proc mi_run_to_main { } {global suppress_flagif { $suppress_flag } {return -1}global srcdirglobal subdirglobal binfileglobal srcfilemi_delete_breakpointsmi_gdb_reinitialize_dir $srcdir/$subdirmi_gdb_load ${binfile}mi_runto main}# Just like gdb's "runto" proc, it will run the target to a given# function. The big difference here between mi_runto and mi_execute_to# is that mi_execute_to must have the inferior running already. This# proc will (like gdb's runto) (re)start the inferior, too.## FUNC is the linespec of the place to stop (it inserts a breakpoint here).# It returns:# -1 if test suppressed, failed, timedout# 0 if test passedproc mi_runto_helper {func run_or_continue} {global suppress_flagif { $suppress_flag } {return -1}global mi_gdb_prompt expect_outglobal hex decimal fullname_syntaxset test "mi runto $func"mi_gdb_test "200-break-insert -t $func" \"200\\^done,bkpt=\{number=\"\[0-9\]+\",type=\"breakpoint\",disp=\"del\",enabled=\"y\",addr=\"$hex\",func=\"$func\(\\\(.*\\\)\)?\",file=\".*\",line=\"\[0-9\]*\",times=\"0\",original-location=\".*\"\}" \"breakpoint at $func"if {![regexp {number="[0-9]+"} $expect_out(buffer) str]|| ![scan $str {number="%d"} bkptno]} {set bkptno {[0-9]+}}if {$run_or_continue == "run"} {if { [mi_run_cmd] < 0 } {return -1}} else {mi_send_resuming_command "exec-continue" "$test"}mi_expect_stop "breakpoint-hit" $func ".*" ".*" "\[0-9\]+" { "" "disp=\"del\"" } $test}proc mi_runto {func} {return [mi_runto_helper $func "run"]}# Next to the next statement# For return values, see mi_execute_to_helperproc mi_next { test } {return [mi_next_to {.*} {.*} {.*} {.*} $test]}# Step to the next statement# For return values, see mi_execute_to_helperproc mi_step { test } {return [mi_step_to {.*} {.*} {.*} {.*} $test]}set async "unknown"proc detect_async {} {global asyncglobal mi_gdb_promptsend_gdb "show target-async\n"gdb_expect {-re ".*Controlling the inferior in asynchronous mode is on...*$mi_gdb_prompt$" {set async 1}-re ".*$mi_gdb_prompt$" {set async 0}timeout {set async 0}}return $async}# Wait for MI *stopped notification to appear.# The REASON, FUNC, ARGS, FILE and LINE are regular expressions# to match against whatever is output in *stopped. ARGS should# not include [] the list of argument is enclosed in, and other# regular expressions should not include quotes.# If EXTRA is a list of one element, it's the regular expression# for output expected right after *stopped, and before GDB prompt.# If EXTRA is a list of two elements, the first element is for# output right after *stopped, and the second element is output# right after reason field. The regex after reason should not include# the comma separating it from the following fields.## When we fail to match output at all, -1 is returned. Otherwise,# the line at which we stop is returned. This is useful when exact# line is not possible to specify for some reason -- one can pass# the .* or "\[0-9\]*" regexps for line, and then check the line# programmatically.## Do not pass .* for any argument if you are expecting more than one stop.proc mi_expect_stop { reason func args file line extra test } {global mi_gdb_promptglobal hexglobal decimalglobal fullname_syntaxglobal asyncglobal thread_selected_reset after_stopped ""set after_reason ""if { [llength $extra] == 2 } {set after_stopped [lindex $extra 0]set after_reason [lindex $extra 1]set after_reason "${after_reason},"} elseif { [llength $extra] == 1 } {set after_stopped [lindex $extra 0]}if {$async} {set prompt_re ""} else {set prompt_re "$mi_gdb_prompt$"}if { $reason == "really-no-reason" } {gdb_expect {-re "\\*stopped\r\n$prompt_re" {pass "$test"}timeout {fail "$test (unknown output after running)"}}return}if { $reason == "exited-normally" } {gdb_expect {-re "\\*stopped,reason=\"exited-normally\"\r\n$prompt_re" {pass "$test"}-re ".*$mi_gdb_prompt$" {fail "continue to end (2)"}timeout {fail "$test (unknown output after running)"}}return}set args "\\\[$args\\\]"set bn ""if { $reason == "breakpoint-hit" } {set bn {bkptno="[0-9]+",}}set r ""if { $reason != "" } {set r "reason=\"$reason\","}set a $after_reasonset any "\[^\n\]*"verbose -log "mi_expect_stop: expecting: \\*stopped,${r}${a}${bn}frame=\{addr=\"$hex\",func=\"$func\",args=$args,file=\"$any$file\",fullname=\"${fullname_syntax}$file\",line=\"$line\"\}$after_stopped,thread-id=\"$decimal\",stopped-threads=$any\r\n($thread_selected_re)?$prompt_re"gdb_expect {-re "\\*stopped,${r}${a}${bn}frame=\{addr=\"$hex\",func=\"$func\",args=$args,file=\"$any$file\",fullname=\"${fullname_syntax}$file\",line=\"($line)\"\}$after_stopped,thread-id=\"$decimal\",stopped-threads=$any\r\n($thread_selected_re)?$prompt_re" {pass "$test"return $expect_out(2,string)}-re "\\*stopped,${r}${a}${bn}frame=\{addr=\"$hex\",func=\"$any\",args=\[\\\[\{\]$any\[\\\]\}\],file=\"$any\",fullname=\"${fullname_syntax}$any\",line=\"\[0-9\]*\"\}$after_stopped,thread-id=\"$decimal\",stopped-threads=$any\r\n$prompt_re" {verbose -log "got $expect_out(buffer)"fail "$test (stopped at wrong place)"return -1}-re ".*\r\n$mi_gdb_prompt$" {verbose -log "got $expect_out(buffer)"fail "$test (unknown output after running)"return -1}timeout {fail "$test (timeout)"return -1}}}# Wait for MI *stopped notification related to an interrupt request to# appear.proc mi_expect_interrupt { test } {global mi_gdb_promptglobal decimalglobal asyncif {$async} {set prompt_re ""} else {set prompt_re "$mi_gdb_prompt$"}set r "reason=\"signal-received\",signal-name=\"0\",signal-meaning=\"Signal 0\""set any "\[^\n\]*"# A signal can land anywhere, just ignore the locationverbose -log "mi_expect_interrupt: expecting: \\*stopped,${r}$any\r\n$prompt_re"gdb_expect {-re "\\*stopped,${r}$any\r\n$prompt_re" {pass "$test"return 0;}-re ".*\r\n$mi_gdb_prompt$" {verbose -log "got $expect_out(buffer)"fail "$test (unknown output after running)"return -1}timeout {fail "$test (timeout)"return -1}}}# cmd should not include the number or newline (i.e. "exec-step 3", not# "220-exec-step 3\n"# Can not match -re ".*\r\n${mi_gdb_prompt}", because of false positives# after the first prompt is printed.proc mi_execute_to { cmd reason func args file line extra test } {global suppress_flagif { $suppress_flag } {return -1}mi_send_resuming_command "$cmd" "$test"set r [mi_expect_stop $reason $func $args $file $line $extra $test]return $r}proc mi_next_to { func args file line test } {mi_execute_to "exec-next" "end-stepping-range" "$func" "$args" \"$file" "$line" "" "$test"}proc mi_step_to { func args file line test } {mi_execute_to "exec-step" "end-stepping-range" "$func" "$args" \"$file" "$line" "" "$test"}proc mi_finish_to { func args file line result ret test } {mi_execute_to "exec-finish" "function-finished" "$func" "$args" \"$file" "$line" \",gdb-result-var=\"$result\",return-value=\"$ret\"" \"$test"}proc mi_continue_to {func} {mi_runto_helper $func "continue"}proc mi0_execute_to { cmd reason func args file line extra test } {mi_execute_to_helper "$cmd" "$reason" "$func" "\{$args\}" \"$file" "$line" "$extra" "$test"}proc mi0_next_to { func args file line test } {mi0_execute_to "exec-next" "end-stepping-range" "$func" "$args" \"$file" "$line" "" "$test"}proc mi0_step_to { func args file line test } {mi0_execute_to "exec-step" "end-stepping-range" "$func" "$args" \"$file" "$line" "" "$test"}proc mi0_finish_to { func args file line result ret test } {mi0_execute_to "exec-finish" "function-finished" "$func" "$args" \"$file" "$line" \",gdb-result-var=\"$result\",return-value=\"$ret\"" \"$test"}proc mi0_continue_to { bkptno func args file line test } {mi0_execute_to "exec-continue" "breakpoint-hit\",bkptno=\"$bkptno" \"$func" "$args" "$file" "$line" "" "$test"}# Creates a breakpoint and checks the reported fields are as expectedproc mi_create_breakpoint { location number disp func file line address test } {verbose -log "Expecting: 222\\^done,bkpt=\{number=\"$number\",type=\"breakpoint\",disp=\"$disp\",enabled=\"y\",addr=\"$address\",func=\"$func\",file=\"$file\",fullname=\".*\",line=\"$line\",times=\"0\",original-location=\".*\"\}"mi_gdb_test "222-break-insert $location" \"222\\^done,bkpt=\{number=\"$number\",type=\"breakpoint\",disp=\"$disp\",enabled=\"y\",addr=\"$address\",func=\"$func\",file=\"$file\",fullname=\".*\",line=\"$line\",times=\"0\",original-location=\".*\"\}" \$test}proc mi_list_breakpoints { expected test } {set fullname ".*"set body ""set first 1foreach item $expected {if {$first == 0} {set body "$body,"set first 0}set number [lindex $item 0]set disp [lindex $item 1]set func [lindex $item 2]set file [lindex $item 3]set line [lindex $item 4]set address [lindex $item 5]set body "${body}bkpt=\{number=\"$number\",type=\"breakpoint\",disp=\"$disp\",enabled=\"y\",addr=\"$address\",func=\"$func\",file=\".*$file\",${fullname},line=\"$line\",times=\"0\",original-location=\".*\"\}"set first 0}verbose -log "Expecting: 666\\\^done,BreakpointTable=\{nr_rows=\".\",nr_cols=\".\",hdr=\\\[\{width=\".*\",alignment=\".*\",col_name=\"number\",colhdr=\"Num\"\}.*colhdr=\"Type\".*colhdr=\"Disp\".*colhdr=\"Enb\".*colhdr=\"Address\".*colhdr=\"What\".*\\\],body=\\\[$body\\\]\}"mi_gdb_test "666-break-list" \"666\\\^done,BreakpointTable=\{nr_rows=\".\",nr_cols=\".\",hdr=\\\[\{width=\".*\",alignment=\".*\",col_name=\"number\",colhdr=\"Num\"\}.*colhdr=\"Type\".*colhdr=\"Disp\".*colhdr=\"Enb\".*colhdr=\"Address\".*colhdr=\"What\".*\\\],body=\\\[$body\\\]\}" \$test}# Creates varobj named NAME for EXPRESSION.# Name cannot be "-".proc mi_create_varobj { name expression testname } {mi_gdb_test "-var-create $name * $expression" \"\\^done,name=\"$name\",numchild=\"\[0-9\]+\",value=\".*\",type=.*,has_more=\"0\"" \$testname}proc mi_create_floating_varobj { name expression testname } {mi_gdb_test "-var-create $name @ $expression" \"\\^done,name=\"$name\",numchild=\"\(-1\|\[0-9\]+\)\",value=\".*\",type=.*" \$testname}# Same as mi_create_varobj, but also checks the reported type# of the varobj.proc mi_create_varobj_checked { name expression type testname } {mi_gdb_test "-var-create $name * $expression" \"\\^done,name=\"$name\",numchild=\"\[0-9\]+\",value=\".*\",type=\"$type\".*" \$testname}# Same as mi_create_floating_varobj, but assumes the test is creating# a dynamic varobj that has children, so the value must be "{...}".proc mi_create_dynamic_varobj {name expression testname} {mi_gdb_test "-var-create $name @ $expression" \"\\^done,name=\"$name\",numchild=\"\(-1\|\[0-9\]+\)\",value=\"{\\.\\.\\.}\",type=.*" \$testname}# Deletes the specified NAME.proc mi_delete_varobj { name testname } {mi_gdb_test "-var-delete $name" \"\\^done,ndeleted=.*" \$testname}# Updates varobj named NAME and checks that all varobjs in EXPECTED# are reported as updated, and no other varobj is updated.# Assumes that no varobj is out of scope and that no varobj changes# types.proc mi_varobj_update { name expected testname } {set er "\\^done,changelist=\\\["set first 1foreach item $expected {set v "{name=\"$item\",in_scope=\"true\",type_changed=\"false\",has_more=\".\"}"if {$first == 1} {set er "$er$v"set first 0} else {set er "$er,$v"}}set er "$er\\\]"verbose -log "Expecting: $er" 2mi_gdb_test "-var-update $name" $er $testname}proc mi_varobj_update_with_type_change { name new_type new_children testname } {set v "{name=\"$name\",in_scope=\"true\",type_changed=\"true\",new_type=\"$new_type\",new_num_children=\"$new_children\",has_more=\".\"}"set er "\\^done,changelist=\\\[$v\\\]"verbose -log "Expecting: $er"mi_gdb_test "-var-update $name" $er $testname}# A helper that turns a key/value list into a regular expression# matching some MI output.proc mi_varobj_update_kv_helper {list} {set first 1set rx ""foreach {key value} $list {if {!$first} {append rx ,}set first 0if {$key == "new_children"} {append rx "$key=\\\[$value\\\]"} else {append rx "$key=\"$value\""}}return $rx}# A helper for mi_varobj_update_dynamic that computes a match# expression given a child list.proc mi_varobj_update_dynamic_helper {children} {set crx ""set first 1foreach child $children {if {!$first} {append crx ,}set first 0append crx "{"append crx [mi_varobj_update_kv_helper $child]append crx "}"}return $crx}# Update a dynamic varobj named NAME. CHILDREN is a list of children# that have been updated; NEW_CHILDREN is a list of children that were# added to the primary varobj. Each child is a list of key/value# pairs that are expected. SELF is a key/value list holding# information about the varobj itself. TESTNAME is the name of the# test.proc mi_varobj_update_dynamic {name testname self children new_children} {if {[llength $new_children]} {set newrx [mi_varobj_update_dynamic_helper $new_children]lappend self new_children $newrx}set selfrx [mi_varobj_update_kv_helper $self]set crx [mi_varobj_update_dynamic_helper $children]set er "\\^done,changelist=\\\[\{name=\"$name\",in_scope=\"true\""append er ",$selfrx\}"if {"$crx" != ""} {append er ",$crx"}append er "\\\]"verbose -log "Expecting: $er"mi_gdb_test "-var-update $name" $er $testname}proc mi_check_varobj_value { name value testname } {mi_gdb_test "-var-evaluate-expression $name" \"\\^done,value=\"$value\"" \$testname}# Helper proc which constructs a child regexp for# mi_list_varobj_children and mi_varobj_update_dynamic.proc mi_child_regexp {children add_child} {set children_exp {}set whatever "\"\[^\"\]+\""if {$add_child} {set pre "child="} else {set pre ""}foreach item $children {set name [lindex $item 0]set exp [lindex $item 1]set numchild [lindex $item 2]if {[llength $item] == 5} {set type [lindex $item 3]set value [lindex $item 4]lappend children_exp\"$pre{name=\"$name\",exp=\"$exp\",numchild=\"$numchild\",value=\"$value\",type=\"$type\"\(,thread-id=\"\[0-9\]+\")?}"} elseif {[llength $item] == 4} {set type [lindex $item 3]lappend children_exp\"$pre{name=\"$name\",exp=\"$exp\",numchild=\"$numchild\",type=\"$type\"\(,thread-id=\"\[0-9\]+\")?}"} else {lappend children_exp\"$pre{name=\"$name\",exp=\"$exp\",numchild=\"$numchild\"(,thread-id=\"\[0-9\]+\")?}"}}return [join $children_exp ","]}# Check the results of the:## -var-list-children VARNAME## command. The CHILDREN parement should be a list of lists.# Each inner list can have either 3 or 4 elements, describing# fields that gdb is expected to report for child variable object,# in the following order## - Name# - Expression# - Number of children# - Type## If inner list has 3 elements, the gdb is expected to output no# type for a child and no value.## If the inner list has 4 elements, gdb output is expected to# have no value.#proc mi_list_varobj_children { varname children testname } {mi_list_varobj_children_range $varname "" "" [llength $children] $children \$testname}# Like mi_list_varobj_children, but sets a subrange. NUMCHILDREN is# the total number of children.proc mi_list_varobj_children_range {varname from to numchildren children testname} {set options ""if {[llength $varname] == 2} {set options [lindex $varname 1]set varname [lindex $varname 0]}set whatever "\"\[^\"\]+\""set children_exp_j [mi_child_regexp $children 1]if {$numchildren} {set expected "\\^done,numchild=\".*\",children=\\\[$children_exp_j.*\\\]"} {set expected "\\^done,numchild=\"0\""}if {"$to" == ""} {append expected ",has_more=\"0\""} elseif {$to >= 0 && $numchildren > $to} {append expected ",has_more=\"1\""} else {append expected ",has_more=\"0\""}verbose -log "Expecting: $expected"mi_gdb_test "-var-list-children $options $varname $from $to" \$expected $testname}# Verifies that variable object VARNAME has NUMBER children,# where each one is named $VARNAME.<index-of-child> and has type TYPE.proc mi_list_array_varobj_children { varname number type testname } {set t {}for {set i 0} {$i < $number} {incr i} {lappend t [list $varname.$i $i 0 $type]}mi_list_varobj_children $varname $t $testname}# A list of two-element lists. First element of each list is# a Tcl statement, and the second element is the line# number of source C file where the statement originates.set mi_autotest_data ""# The name of the source file for autotesting.set mi_autotest_source ""proc count_newlines { string } {return [regexp -all "\n" $string]}# Prepares for running inline tests in FILENAME.# See comments for mi_run_inline_test for detailed# explanation of the idea and syntax.proc mi_prepare_inline_tests { filename } {global srcdirglobal subdirglobal mi_autotest_sourceglobal mi_autotest_dataset mi_autotest_data {}set mi_autotest_source $filenameif { ! [regexp "^/" "$filename"] } then {set filename "$srcdir/$subdir/$filename"}set chan [open $filename]set content [read $chan]set line_number 1while {1} {set start [string first "/*:" $content]if {$start != -1} {set end [string first ":*/" $content]if {$end == -1} {error "Unterminated special comment in $filename"}set prefix [string range $content 0 $start]set prefix_newlines [count_newlines $prefix]set line_number [expr $line_number+$prefix_newlines]set comment_line $line_numberset comment [string range $content [expr $start+3] [expr $end-1]]set comment_newlines [count_newlines $comment]set line_number [expr $line_number+$comment_newlines]set comment [string trim $comment]set content [string range $content [expr $end+3] \[string length $content]]lappend mi_autotest_data [list $comment $comment_line]} else {break}}close $chan}# Helper to mi_run_inline_test below.# Return the list of all (statement,line_number) lists# that comprise TESTCASE. The begin and end markers# are not included.proc mi_get_inline_test {testcase} {global mi_gdb_promptglobal mi_autotest_dataglobal mi_autotest_sourceset result {}set seen_begin 0set seen_end 0foreach l $mi_autotest_data {set comment [lindex $l 0]if {$comment == "BEGIN: $testcase"} {set seen_begin 1} elseif {$comment == "END: $testcase"} {set seen_end 1break} elseif {$seen_begin==1} {lappend result $l}}if {$seen_begin == 0} {error "Autotest $testcase not found"}if {$seen_begin == 1 && $seen_end == 0} {error "Missing end marker for test $testcase"}return $result}# Sets temporary breakpoint at LOCATION.proc mi_tbreak {location} {global mi_gdb_promptmi_gdb_test "-break-insert -t $location" \{\^done,bkpt=.*} \"run to $location (set breakpoint)"}# Send COMMAND that must be a command that resumes# the inferiour (run/continue/next/etc) and consumes# the "^running" output from it.proc mi_send_resuming_command_raw {command test} {global mi_gdb_promptglobal thread_selected_reglobal library_loaded_resend_gdb "$command\n"gdb_expect {-re "\\^running\r\n\\*running,thread-id=\"\[^\"\]+\"\r\n($library_loaded_re)*($thread_selected_re)?${mi_gdb_prompt}" {# Note that lack of 'pass' call here -- this works around limitation# in DejaGNU xfail mechanism. mi-until.exp has this:## setup_kfail gdb/2104 "*-*-*"# mi_execute_to ...## and mi_execute_to uses mi_send_resuming_command. If we use 'pass' here,# it will reset kfail, so when the actual test fails, it will be flagged# as real failure.return 0}-re "\\^error,msg=\"Displaced stepping is only supported in ARM mode\".*" {unsupported "$test (Thumb mode)"return -1}-re "\\^error,msg=.*" {fail "$test (MI error)"return -1}-re ".*${mi_gdb_prompt}" {fail "$test (failed to resume)"return -1}timeout {fail "$test"return -1}}}proc mi_send_resuming_command {command test} {mi_send_resuming_command_raw -$command $test}# Helper to mi_run_inline_test below.# Sets a temporary breakpoint at LOCATION and runs# the program using COMMAND. When the program is stopped# returns the line at which it. Returns -1 if line cannot# be determined.# Does not check that the line is the same as requested.# The caller can check itself if required.proc mi_continue_to_line {location test} {mi_tbreak $locationmi_send_resuming_command "exec-continue" "run to $location (exec-continue)"return [mi_get_stop_line $test]}# Wait until gdb prints the current line.proc mi_get_stop_line {test} {global mi_gdb_promptglobal asyncif {$async} {set prompt_re ""} else {set prompt_re "$mi_gdb_prompt$"}gdb_expect {-re ".*line=\"(\[0-9\]*)\".*\r\n$prompt_re" {return $expect_out(1,string)}-re ".*$mi_gdb_prompt" {fail "wait for stop ($test)"}timeout {fail "wait for stop ($test)"}}}# Run a MI test embedded in comments in a C file.# The C file should contain special comments in the following# three forms:## /*: BEGIN: testname :*/# /*: <Tcl statements> :*/# /*: END: testname :*/## This procedure find the begin and end marker for the requested# test. Then, a temporary breakpoint is set at the begin# marker and the program is run (from start).## After that, for each special comment between the begin and end# marker, the Tcl statements are executed. It is assumed that# for each comment, the immediately preceding line is executable# C statement. Then, gdb will be single-stepped until that# preceding C statement is executed, and after that the# Tcl statements in the comment will be executed.## For example:## /*: BEGIN: assignment-test :*/# v = 10;# /*: <Tcl code to check that 'v' is indeed 10 :*/# /*: END: assignment-test :*/## The mi_prepare_inline_tests function should be called before# calling this function. A given C file can contain several# inline tests. The names of the tests must be unique within one# C file.#proc mi_run_inline_test { testcase } {global mi_gdb_promptglobal hexglobal decimalglobal fullname_syntaxglobal mi_autotest_sourceset commands [mi_get_inline_test $testcase]set first 1set line_now 1foreach c $commands {set statements [lindex $c 0]set line [lindex $c 1]set line [expr $line-1]# We want gdb to be stopped at the expression immediately# before the comment. If this is the first comment, the# program is either not started yet or is in some random place,# so we run it. For further comments, we might be already# standing at the right line. If not continue till the# right line.if {$first==1} {# Start the program afresh.mi_tbreak "$mi_autotest_source:$line"mi_run_cmdset line_now [mi_get_stop_line "$testcase: step to $line"]set first 0} elseif {$line_now!=$line} {set line_now [mi_continue_to_line "$mi_autotest_source:$line" "continue to $line"]}if {$line_now!=$line} {fail "$testcase: go to line $line"}# We're not at the statement right above the comment.# Execute that statement so that the comment can test# the state after the statement is executed.# Single-step past the line.if { [mi_send_resuming_command "exec-next" "$testcase: step over $line"] != 0 } {return -1}set line_now [mi_get_stop_line "$testcase: step over $line"]# We probably want to use 'uplevel' so that statements# have direct access to global variables that the# main 'exp' file has set up. But it's not yet clear,# will need more experience to be sure.eval $statements}}proc get_mi_thread_list {name} {global expect_out# MI will return a list of thread ids:## -thread-list-ids# ^done,thread-ids=[thread-id="1",thread-id="2",...],number-of-threads="N"# (gdb)mi_gdb_test "-thread-list-ids" \{.*\^done,thread-ids={(thread-id="[0-9]+"(,)?)+},current-thread-id="[0-9]+",number-of-threads="[0-9]+"} \"-thread_list_ids ($name)"set output {}if {[info exists expect_out(buffer)]} {set output $expect_out(buffer)}set thread_list {}if {![regexp {thread-ids=\{(thread-id="[0-9]+"(,)?)*\}} $output threads]} {fail "finding threads in MI output ($name)"} else {pass "finding threads in MI output ($name)"# Make list of console threadsset start [expr {[string first \{ $threads] + 1}]set end [expr {[string first \} $threads] - 1}]set threads [string range $threads $start $end]foreach thread [split $threads ,] {if {[scan $thread {thread-id="%d"} num]} {lappend thread_list $num}}}return $thread_list}# Check that MI and the console know of the same threads.# Appends NAME to all test names.proc check_mi_and_console_threads {name} {global expect_outmi_gdb_test "-thread-list-ids" \{.*\^done,thread-ids={(thread-id="[0-9]+"(,)*)+},current-thread-id="[0-9]+",number-of-threads="[0-9]+"} \"-thread-list-ids ($name)"set mi_output {}if {[info exists expect_out(buffer)]} {set mi_output $expect_out(buffer)}# GDB will return a list of thread ids and some more info:## (gdb)# -interpreter-exec console "info threads"# ~" 4 Thread 2051 (LWP 7734) 0x401166b1 in __libc_nanosleep () at __libc_nanosleep:-1"# ~" 3 Thread 1026 (LWP 7733) () at __libc_nanosleep:-1"# ~" 2 Thread 2049 (LWP 7732) 0x401411f8 in __poll (fds=0x804bb24, nfds=1, timeout=2000) at ../sysdeps/unix/sysv/linux/poll.c:63"# ~"* 1 Thread 1024 (LWP 7731) main (argc=1, argv=0xbfffdd94) at ../../../src/gdb/testsuite/gdb.mi/pthreads.c:160"# FIXME: kseitz/2002-09-05: Don't use the hack-cli method.mi_gdb_test "info threads" \{.*(~".*"[\r\n]*)+.*} \"info threads ($name)"set console_output {}if {[info exists expect_out(buffer)]} {set console_output $expect_out(buffer)}# Make a list of all known threads to console (gdb's thread IDs)set console_thread_list {}foreach line [split $console_output \n] {if {[string index $line 0] == "~"} {# This is a line from the console; trim off "~", " ", "*", and "\""set line [string trim $line ~\ \"\*]if {[scan $line "%d" id] == 1} {lappend console_thread_list $id}}}# Now find the result string from MIset mi_result ""foreach line [split $mi_output \n] {if {[string range $line 0 4] == "^done"} {set mi_result $line}}if {$mi_result == ""} {fail "finding MI result string ($name)"} else {pass "finding MI result string ($name)"}# Finally, extract the thread ids and compare them to the consoleset num_mi_threads_str ""if {![regexp {number-of-threads="[0-9]+"} $mi_result num_mi_threads_str]} {fail "finding number of threads in MI output ($name)"} else {pass "finding number of threads in MI output ($name)"# Extract the number of threads from the MI resultif {![scan $num_mi_threads_str {number-of-threads="%d"} num_mi_threads]} {fail "got number of threads from MI ($name)"} else {pass "got number of threads from MI ($name)"# Check if MI and console have same number of threadsif {$num_mi_threads != [llength $console_thread_list]} {fail "console and MI have same number of threads ($name)"} else {pass "console and MI have same number of threads ($name)"# Get MI thread listset mi_thread_list [get_mi_thread_list $name]# Check if MI and console have the same threadsset fails 0foreach ct [lsort $console_thread_list] mt [lsort $mi_thread_list] {if {$ct != $mt} {incr fails}}if {$fails > 0} {fail "MI and console have same threads ($name)"# Send a list of failures to the logsend_log "Console has thread ids: $console_thread_list\n"send_log "MI has thread ids: $mi_thread_list\n"} else {pass "MI and console have same threads ($name)"}}}}}proc mi_load_shlibs { args } {if {![is_remote target]} {return}foreach file $args {gdb_download $file}# Even if the target supplies full paths for shared libraries,# they may not be paths for this system.mi_gdb_test "set solib-search-path [file dirname [lindex $args 0]]" "\^done" ""}proc mi_reverse_list { list } {if { [llength $list] <= 1 } {return $list}set tail [lrange $list 1 [llength $list]]set rtail [mi_reverse_list $tail]lappend rtail [lindex $list 0]return $rtail}proc mi_check_thread_states { xstates test } {global expect_outset states [mi_reverse_list $xstates]set pattern ".*\\^done,threads=\\\["foreach s $states {set pattern "${pattern}(.*)state=\"$s\""}set pattern "${pattern}(,core=\"\[0-9\]*\")?\\\}\\\].*"verbose -log "expecting: $pattern"mi_gdb_test "-thread-info" $pattern $test}# Return a list of MI features supported by this gdb.proc mi_get_features {} {global expect_out mi_gdb_promptsend_gdb "-list-features\n"gdb_expect {-re "\\^done,features=\\\[(.*)\\\]\r\n$mi_gdb_prompt$" {regsub -all -- \" $expect_out(1,string) "" featuresreturn [split $features ,]}-re ".*\r\n$mi_gdb_prompt$" {verbose -log "got $expect_out(buffer)"return ""}timeout {verbose -log "timeout in mi_gdb_prompt"return ""}}}