-# Copyright 1999, 2000 Free Software Foundation, Inc.
+# Copyright 1999, 2000, 2002, 2003, 2004, 2005, 2007, 2008, 2009
+# 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 2 of the License, or
+# 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, write to the Free Software
-# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
-
-# Please email any bugs, comments, and/or additions to this file to:
-# bug-gdb@prep.ai.mit.edu
+# 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)
set mi_gdb_prompt "\[(\]gdb\[)\] \r\n"
}
+global mi_inferior_spawn_id
+global mi_inferior_tty_name
+
set 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_uncatched_gdb_exit {} {
global GDB
- global GDBFLAGS
+ global INTERNAL_GDBFLAGS GDBFLAGS
global verbose
global gdb_spawn_id;
global gdb_prompt
return;
}
- verbose "Quitting $GDB $GDBFLAGS $MIFLAGS"
+ verbose "Quitting $GDB $INTERNAL_GDBFLAGS $GDBFLAGS $MIFLAGS"
if { [is_remote host] && [board_info host exists fileid] } {
send_gdb "999-gdb-exit\n";
}
#
-# start gdb -- start gdb running, default procedure
+# 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 mi_gdb_start { } {
+proc default_mi_gdb_start { args } {
global verbose
global GDB
- global GDBFLAGS
+ global INTERNAL_GDBFLAGS GDBFLAGS
global gdb_prompt
global mi_gdb_prompt
global timeout
global MIFLAGS
gdb_stop_suppressing_tests;
+ set inferior_pty no-tty
+
+ if { [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] != "" } {
sid_start
}
- verbose "Spawning $GDB -nw $GDBFLAGS $MIFLAGS"
+ verbose "Spawning $GDB $INTERNAL_GDBFLAGS $GDBFLAGS $MIFLAGS"
if [info exists gdb_spawn_id] {
return 0;
exit 1
}
}
- set res [remote_spawn host "$GDB -nw $GDBFLAGS $MIFLAGS [host_info gdb_opts]"];
+
+ # Create the new PTY for the inferior process.
+ if { $separate_inferior_pty } {
+ spawn -pty
+ global mi_inferior_spawn_id
+ global mi_inferior_tty_name
+ set mi_inferior_spawn_id $spawn_id
+ set 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 $GDB failed."
return 1;
}
gdb_expect {
- -re ".*$mi_gdb_prompt$" {
+ -re "~\"GNU.*\r\n~\".*$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 { $MIFLAGS == "-i=mi1" } {
+ perror "(mi startup) Got unexpected new mi prompt."
+ remote_close host;
+ return -1;
+ }
verbose "GDB initialized."
}
- -re ".*$gdb_prompt $" {
- untested "Skip mi tests (got non-mi prompt)."
- remote_close host;
- return -1;
+ -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)."
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_async
return 0;
}
+#
+# Overridable function. You can override this function in your
+# baseboard file.
+#
+proc mi_gdb_start { args } {
+ return [default_mi_gdb_start $args]
+}
+
# Many of the tests depend on setting breakpoints at various places and
# running until that breakpoint is reached. At times, we want to start
# with a clean-slate with respect to breakpoints, so this utility proc
send_gdb "y\n";
exp_continue
}
- -re ".*102-break-delete\r\n102\\\^done\r\n$mi_gdb_prompt$" {
+ -re "102-break-delete\r\n102\\\^done\r\n$mi_gdb_prompt$" {
# This happens if there were no breakpoints
}
- timeout { perror "Delete all breakpoints in delete_breakpoints (timeout)" ; return }
+ timeout { perror "Delete all breakpoints in mi_delete_breakpoints (timeout)" ; return }
}
# The correct output is not "No breakpoints or watchpoints." but an
send_gdb "103-break-list\n"
gdb_expect 30 {
-re "103-break-list\r\n103\\\^done,BreakpointTable=\{\}\r\n$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=\\\[\\\]\}" {}
+ -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.*$" {
proc mi_gdb_reinitialize_dir { subdir } {
global mi_gdb_prompt
+ global MIFLAGS
global suppress_flag
if { $suppress_flag } {
return "";
}
- send_gdb "104-environment-directory\n"
- gdb_expect 60 {
+ if { $MIFLAGS == "-i=mi1" } {
+ send_gdb "104-environment-directory\n"
+ gdb_expect 60 {
-re ".*Reinitialize source path to empty.*y or n. " {
warning "Got confirmation prompt for dir reinitialization."
send_gdb "y\n"
}
-re "$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 $subdir\n"
-re "Source directories searched.*$mi_gdb_prompt$" {
verbose "Dir set to $subdir"
}
- -re "105\\\^done\r\n$mi_gdb_prompt$" {
+ -re "105\\\^done.*\r\n$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_prompt
+
+ set 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$" {
+ verbose "Connection refused by remote target. Pausing, and trying again."
+ sleep 5
+ continue
+ }
+ -re "Timeout reading from remote system.*$mi_gdb_prompt$" {
+ verbose "Got timeout error from gdb.";
+ }
+ timeout {
+ send_gdb "\ 3";
+ break
+ }
+ }
+ }
+ return 1
+}
+
#
-# load a file into the debugger.
+# load a file into the debugger (file command only).
# return a -1 if anything goes wrong.
#
-proc mi_gdb_load { arg } {
+proc mi_gdb_file_cmd { arg } {
global verbose
global loadpath
global loadfile
global GDB
global mi_gdb_prompt
+ global last_loaded_file
upvar timeout timeout
- # ``gdb_unload''
+ set last_loaded_file $arg
+
+ if [is_remote host] {
+ set arg [remote_download host $arg];
+ if { $arg == "" } {
+ error "download failed"
+ return -1;
+ }
+ }
- # ``gdb_file_cmd''
# 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 $GDB"
- # All OK
+ return 0
}
-re "has no symbol-table.*$mi_gdb_prompt$" {
perror "$arg wasn't compiled with \"-g\""
return -1
}
- -re "A program is being debugged already.*Kill it.*y or n. $" {
- send_gdb "y\n"
- verbose "\t\tKilling previous program being debugged"
- exp_continue
- }
-re "Load new symbol table from \".*\".*y or n. $" {
send_gdb "y\n"
gdb_expect 120 {
return -1
}
-re "105-file-exec-and-symbols .*\r\n105\\\^done\r\n$mi_gdb_prompt$" {
- # We are just giving the prompt back for now
- # All OK
- }
+ # 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 {
+ 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.
return -1
}
}
-
- # ``load''
- if { [info procs send_target_sid] != "" } {
+}
+
+#
+# connect to the target and download a file, if necessary.
+# return a -1 if anything goes wrong.
+#
+proc mi_gdb_target_load { } {
+ global verbose
+ global loadpath
+ global loadfile
+ global GDB
+ global mi_gdb_prompt
+ upvar timeout timeout
+
+ if { [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 $gdbport] != 0 } {
+ return -1
+ }
+ } elseif { [info procs send_target_sid] != "" } {
# For SID, things get complex
+ send_gdb "kill\n"
+ gdb_expect 10 {
+ -re ".*$mi_gdb_prompt$"
+ }
send_target_sid
gdb_expect 60 {
- -re "\\^done,.*$mi_gdb_prompt$" {
+ -re "\\^done.*$mi_gdb_prompt$" {
}
timeout {
perror "Unable to connect to SID target"
return -1
}
}
+ } elseif { [target_info gdb_protocol] == "remote" } {
+ # remote targets
+ if { [mi_gdb_target_cmd "remote" [target_info netport]] != 0 } {
+ perror "Unable to connect to remote target"
+ return -1
+ }
+ send_gdb "48-target-download\n"
+ gdb_expect 10 {
+ -re "48\\^done.*$mi_gdb_prompt$" {
+ }
+ timeout {
+ perror "Unable to download to remote target"
+ return -1
+ }
+ }
}
return 0
}
-# mi_gdb_test COMMAND PATTERN MESSAGE -- send a command to gdb; test the result.
+#
+# 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 an optional message to be printed. If this is
-# omitted, then the pass/fail messages use the command string as the
-# message. (If this is the empty string, then sometimes we don't
-# call pass or fail at all; I don't understand this at all.)
+# 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,
proc mi_gdb_test { args } {
global verbose
global mi_gdb_prompt
- global GDB
+ global GDB expect_out
upvar timeout timeout
- if [llength $args]>2 then {
- set message [lindex $args 2]
- } else {
- set message [lindex $args 0]
- }
set 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 $args 3];
set result -1
set string "${command}\n";
+ set string_regex [string_to_regexp $command]
+
if { $command != "" } {
while { "$string" != "" } {
set foo [string first "\n" "$string"];
set tmt 60;
}
}
+ verbose -log "Expecting: ^($string_regex\[\r\n\]+)?($pattern\[\r\n\]+$mi_gdb_prompt\[ \]*)"
gdb_expect $tmt {
-re "\\*\\*\\* DOSEXIT code.*" {
if { $message != "" } {
gdb_exit
gdb_start
set result -1
+ }
+ -re "^($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 "$response_string\n";
perror "\"$command\" is not a unique command name."
fail "$message"
set result 1
- }
- -re "\[\r\n\]*($pattern)\[\r\n\]+$mi_gdb_prompt\[ \]*$" {
- if ![string match "" $message] then {
- pass "$message"
- }
- set result 0
}
-re "Program exited with code \[0-9\]+.*$mi_gdb_prompt\[ \]*$" {
if ![string match "" $message] then {
- set errmsg "$message: the program exited"
+ set errmsg "$message (the program exited)"
} else {
- set errmsg "$command: the program exited"
+ 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"
+ set errmsg "$message (the program is no longer running)"
} else {
- set errmsg "$command: the program is no longer running"
+ set errmsg "$command (the program is no longer running)"
}
fail "$errmsg"
return -1
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_id
+ expect {
+ -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
}
return -1
}
global mi_gdb_prompt
+ global thread_selected_re
+ global library_loaded_re
if [target_info exists gdb_init_command] {
send_gdb "[target_info gdb_init_command]\n";
}
}
+ if { [mi_gdb_target_load] < 0 } {
+ return
+ }
+
if [target_info exists use_gdb_stub] {
if [target_info exists gdb,do_reload_on_run] {
- # Specifying no file, defaults to the executable
- # currently being debugged.
- if { [mi_gdb_load ""] < 0 } {
- return;
- }
- send_gdb "000-exec-continue\n";
+ send_gdb "220-exec-continue\n";
gdb_expect 60 {
- -re "Continu\[^\r\n\]*\[\r\n\]" {}
+ -re "220\\^running\[\r\n\]+\\*running,thread-id=\"\[^\"\]+\"\r\n$mi_gdb_prompt" {}
default {}
}
return;
return
}
- send_gdb "000-exec-run $args\n"
+ send_gdb "220-exec-run $args\n"
gdb_expect {
- -re "000\\^running\r\n${mi_gdb_prompt}" {
+ -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}" {
}
timeout {
perror "Unable to start target"
return
}
}
- # NOTE: Shortly after this there will be a ``000*stopping,...(gdb)''
+ # NOTE: Shortly after this there will be a ``000*stopped,...(gdb)''
}
#
return -1
}
- global mi_gdb_prompt
- global hex
- global decimal
global srcdir
global subdir
global binfile
global srcfile
- set test "mi run-to-main"
mi_delete_breakpoints
mi_gdb_reinitialize_dir $srcdir/$subdir
mi_gdb_load ${binfile}
- mi_gdb_test "200-break-insert main" \
- "200\\^done,bkpt=\{number=\"1\",type=\"breakpoint\",disp=\"keep\",enabled=\"y\",addr=\"$hex\",func=\"main\",file=\".*\",line=\"\[0-9\]*\",times=\"0\"\}" \
- "breakpoint at main"
+ mi_runto main
+}
- mi_run_cmd
- gdb_expect {
- -re "000\\*stopped,reason=\"breakpoint-hit\",bkptno=\"1\",thread-id=\"$decimal\",frame=\{addr=\"$hex\",func=\"main\",args=\(\\\[\\\]\|\{\}\),file=\".*\",line=\"\[0-9\]*\"\}\r\n$mi_gdb_prompt$" {
- pass "$test"
- return 0
- }
- -re ".*$mi_gdb_prompt$" {
- fail "$test (2)"
- }
- timeout {
- fail "$test (timeout)"
- return -1
- }
- }
+
+# 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 passed
+
+proc mi_runto_helper {func run_or_continue} {
+ global suppress_flag
+ if { $suppress_flag } {
+ return -1
+ }
+
+ global mi_gdb_prompt expect_out
+ global hex decimal fullname_syntax
+
+ set 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"} {
+ mi_run_cmd
+ } else {
+ mi_send_resuming_command "exec-continue" "$test"
+ }
+
+ mi_expect_stop "breakpoint-hit" $func ".*" ".*" "\[0-9\]+" { "" "disp=\"del\"" } $test
}
+proc mi_runto {func} {
+ mi_runto_helper $func "run"
+}
# Next to the next statement
+# For return values, see mi_execute_to_helper
proc mi_next { test } {
- global suppress_flag
- if { $suppress_flag } {
- return -1
+ return [mi_next_to {.*} {.*} {.*} {.*} $test]
+}
+
+
+# Step to the next statement
+# For return values, see mi_execute_to_helper
+
+proc mi_step { test } {
+ return [mi_step_to {.*} {.*} {.*} {.*} $test]
+}
+
+set async "unknown"
+
+proc detect_async {} {
+ global async
+ global mi_gdb_prompt
+
+ send_gdb "show target-async\n"
+
+ gdb_expect {
+ -re ".*Controlling the inferior in asynchronous mode is on...*$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_prompt
- send_gdb "220-exec-next\n"
+ global hex
+ global decimal
+ global fullname_syntax
+ global async
+ global thread_selected_re
+
+ set 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_reason
+
+ set 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 "220\\^running\r\n${mi_gdb_prompt}220\\*stopped,reason=\"end-stepping-range\",thread-id=\"$decimal\",frame=\{addr=\"$hex\",func=\".*\",args=\[\\\[\{].*[\\\]\}\],file=\".*\",line=\"\[0-9\]*\"\}\r\n$mi_gdb_prompt$" {
+ -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 0
+ return $expect_out(2,string)
+ }
+ -re "\\*stopped,${r}${a}${bn}frame=\{addr=\"$hex\",func=\"$any\",args=\[\\\[\{\]$any\[\\\]\}\],file=\"$any\",fullname=\"${fullname_syntax}$any\",line=\"\[0-9\]*\"\}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 "$test"
+ fail "$test (timeout)"
return -1
}
- }
+ }
}
+# Wait for MI *stopped notification related to an interrupt request to
+# appear.
+proc mi_expect_interrupt { test } {
+ global mi_gdb_prompt
+ global decimal
+ global async
-# Step to the next statement
-
-proc mi_step { test } {
- global suppress_flag
- if { $suppress_flag } {
- return -1
+ if {$async} {
+ set prompt_re ""
+ } else {
+ set prompt_re "$mi_gdb_prompt$"
}
- global mi_gdb_prompt
- send_gdb "220-exec-step\n"
+
+ set r "reason=\"signal-received\",signal-name=\"0\",signal-meaning=\"Signal 0\""
+
+ set any "\[^\n\]*"
+
+ # A signal can land anywhere, just ignore the location
+ verbose -log "mi_expect_interrupt: expecting: \\*stopped,${r}$any\r\n$prompt_re"
gdb_expect {
- -re "220\\^running\r\n${mi_gdb_prompt}220\\*stopped,reason=\"end-stepping-range\",thread-id=\"$decimal\",frame=\{addr=\"$hex\",func=\".*\",args=\[\\\[\{\].*\[\\\]\}\],file=\".*\",line=\"\[0-9\]*\"\}\r\n$mi_gdb_prompt$" {
+ -re "\\*stopped,${r}$any\r\n$prompt_re" {
pass "$test"
- return 0
+ return 0;
+ }
+ -re ".*\r\n$mi_gdb_prompt$" {
+ verbose -log "got $expect_out(buffer)"
+ fail "$test (unknown output after running)"
+ return -1
}
timeout {
- fail "$test"
+ fail "$test (timeout)"
return -1
}
}
# Can not match -re ".*\r\n${mi_gdb_prompt}", because of false positives
# after the first prompt is printed.
-proc mi_run_to_helper { cmd reason func args file line extra test } {
+proc mi_execute_to { cmd reason func args file line extra test } {
global suppress_flag
if { $suppress_flag } {
return -1
}
- global mi_gdb_prompt
- global hex
- global decimal
- send_gdb "220-$cmd\n"
- gdb_expect {
- -re "220\\^running\r\n${mi_gdb_prompt}220\\*stopped,reason=\"$reason\",thread-id=\"$decimal\",frame=\{addr=\"$hex\",func=\"$func\",args=$args,file=\".*$file\",line=\"$line\"\}$extra\r\n$mi_gdb_prompt$" {
- pass "$test"
- return 0
- }
- -re "220\\^running\r\n${mi_gdb_prompt}220\\*stopped,reason=\"$reason\",thread-id=\"$decimal\",frame=\{addr=\"$hex\",func=\".*\",args=\[\\\[\{\].*\[\\\]\}\],file=\".*\",line=\"\[0-9\]*\"\}.*\r\n$mi_gdb_prompt$" {
- fail "$test (stopped at wrong place)"
- return -1
- }
- -re "220\\^running\r\n${mi_gdb_prompt}.*\r\n${mi_gdb_prompt}$" {
- fail "$test (unknown output after running)"
- return -1
- }
- timeout {
- fail "$test (timeout)"
- return -1
- }
- }
-}
-proc mi_run_to { cmd reason func args file line extra test } {
- mi_run_to_helper "$cmd" "$reason" "$func" "\\\[$args\\\]" \
- "$file" "$line" "$extra" "$test"
+ mi_send_resuming_command "$cmd" "$test"
+ set r [mi_expect_stop $reason $func $args $file $line $extra $test]
+ return $r
}
proc mi_next_to { func args file line test } {
- mi_run_to "exec-next" "end-stepping-range" "$func" "$args" \
+ mi_execute_to "exec-next" "end-stepping-range" "$func" "$args" \
"$file" "$line" "" "$test"
}
proc mi_step_to { func args file line test } {
- mi_run_to "exec-step" "end-stepping-range" "$func" "$args" \
+ mi_execute_to "exec-step" "end-stepping-range" "$func" "$args" \
"$file" "$line" "" "$test"
}
proc mi_finish_to { func args file line result ret test } {
- mi_run_to "exec-finish" "function-finished" "$func" "$args" \
+ mi_execute_to "exec-finish" "function-finished" "$func" "$args" \
"$file" "$line" \
",gdb-result-var=\"$result\",return-value=\"$ret\"" \
"$test"
}
-proc mi_continue_to { bkptno func args file line test } {
- mi_run_to "exec-continue" "breakpoint-hit\",bkptno=\"$bkptno" \
- "$func" "$args" "$file" "$line" "" "$test"
+proc mi_continue_to {func} {
+ mi_runto_helper $func "continue"
}
-proc mi0_run_to { cmd reason func args file line extra test } {
- mi_run_to_helper "$cmd" "$reason" "$func" "\{$args\}" \
+proc mi0_execute_to { cmd reason func args file line extra test } {
+ mi_execute_to_helper "$cmd" "$reason" "$func" "\{$args\}" \
"$file" "$line" "$extra" "$test"
}
proc mi0_next_to { func args file line test } {
- mi0_run_to "exec-next" "end-stepping-range" "$func" "$args" \
+ mi0_execute_to "exec-next" "end-stepping-range" "$func" "$args" \
"$file" "$line" "" "$test"
}
proc mi0_step_to { func args file line test } {
- mi0_run_to "exec-step" "end-stepping-range" "$func" "$args" \
+ mi0_execute_to "exec-step" "end-stepping-range" "$func" "$args" \
"$file" "$line" "" "$test"
}
proc mi0_finish_to { func args file line result ret test } {
- mi0_run_to "exec-finish" "function-finished" "$func" "$args" \
+ mi0_execute_to "exec-finish" "function-finished" "$func" "$args" \
"$file" "$line" \
",gdb-result-var=\"$result\",return-value=\"$ret\"" \
"$test"
}
proc mi0_continue_to { bkptno func args file line test } {
- mi0_run_to "exec-continue" "breakpoint-hit\",bkptno=\"$bkptno" \
+ mi0_execute_to "exec-continue" "breakpoint-hit\",bkptno=\"$bkptno" \
"$func" "$args" "$file" "$line" "" "$test"
}
+
+# Creates a breakpoint and checks the reported fields are as expected
+proc mi_create_breakpoint { location number disp func file line address test } {
+ verbose -log "Expecting: 222\\^done,bkpt=\{number=\"$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 1
+
+ foreach item $children {
+ if {$first == 0} {
+ set body "$body,"
+ }
+ set number disp func file line address
+ set number [lindex $item 0]
+ set disp [lindex $item 1]
+ set func [lindex $item 2]
+ set line [lindex $item 3]
+ set address [lindex $item 4]
+ set body "$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 "Expecint: 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=.*" \
+ $testname
+}
+
+proc mi_create_floating_varobj { name expression testname } {
+ mi_gdb_test "-var-create $name @ $expression" \
+ "\\^done,name=\"$name\",numchild=\"\[0-9\]+\",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
+}
+
+# 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 1
+ foreach item $expected {
+ set v "{name=\"$item\",in_scope=\"true\",type_changed=\"false\"}"
+ if {$first == 1} {
+ set er "$er$v"
+ set first 0
+ } else {
+ set er "$er,$v"
+ }
+ }
+ set er "$er\\\]"
+
+ verbose -log "Expecting: $er" 2
+ mi_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\"}"
+ set er "\\^done,changelist=\\\[$v\\\]"
+ 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
+}
+
+# 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 } {
+
+ set options ""
+ if {[llength $varname] == 2} {
+ set options [lindex $varname 1]
+ set varname [lindex $varname 0]
+ }
+
+ set numchildren [llength $children]
+ set children_exp {}
+ set whatever "\"\[^\"\]+\""
+
+ 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 $item 4]
+
+ lappend children_exp\
+ "child={name=\"$name\",exp=\"$exp\",numchild=\"$numchild\",value=\"$value\",type=\"$type\"\(,thread-id=\"\[0-9\]+\")?}"
+ } elseif {[llength $item] == 4} {
+ set type [lindex $item 3]
+
+ lappend children_exp\
+ "child={name=\"$name\",exp=\"$exp\",numchild=\"$numchild\",type=\"$type\"\(,thread-id=\"\[0-9\]+\")?}"
+ } else {
+ lappend children_exp\
+ "child={name=\"$name\",exp=\"$exp\",numchild=\"$numchild\"(,thread-id=\"\[0-9\]+\")?}"
+ }
+ }
+ set children_exp_j [join $children_exp ","]
+ if {$numchildren} {
+ set expected "\\^done,numchild=\".*\",children=\\\[$children_exp_j.*\\\]"
+ } {
+ set expected "\\^done,numchild=\"0\""
+ }
+
+ verbose -log "Expecting: $expected"
+
+ mi_gdb_test "-var-list-children $options $varname" $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 srcdir
+ global subdir
+ global mi_autotest_source
+ global mi_autotest_data
+
+ set mi_autotest_data {}
+
+ set mi_autotest_source $filename
+
+ if { ! [regexp "^/" "$filename"] } then {
+ set filename "$srcdir/$subdir/$filename"
+ }
+
+ set chan [open $filename]
+ set content [read $chan]
+ set line_number 1
+ while {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_number
+
+ set 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_prompt
+ global mi_autotest_data
+ global mi_autotest_source
+
+ set result {}
+
+ set seen_begin 0
+ set seen_end 0
+ foreach l $mi_autotest_data {
+
+ set comment [lindex $l 0]
+
+ if {$comment == "BEGIN: $testcase"} {
+ set seen_begin 1
+ } elseif {$comment == "END: $testcase"} {
+ set seen_end 1
+ break
+ } elseif {$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_prompt
+
+ mi_gdb_test "-break-insert -t $location" \
+ {\^done,bkpt=.*} \
+ "run to $location (set breakpoint)"
+}
+
+# Send COMMAND that must be a command that resumes
+# the inferiour (run/continue/next/etc) and consumes
+# the "^running" output from it.
+proc mi_send_resuming_command_raw {command test} {
+
+ global mi_gdb_prompt
+ global thread_selected_re
+ global library_loaded_re
+
+ send_gdb "$command\n"
+ gdb_expect {
+ -re "\\^running\r\n\\*running,thread-id=\"\[^\"\]+\"\r\n($library_loaded_re)*($thread_selected_re)?${mi_gdb_prompt}" {
+ # Note that lack of 'pass' call here -- this works around limitation
+ # in DejaGNU xfail mechanism. mi-until.exp has this:
+ #
+ # setup_kfail gdb/2104 "*-*-*"
+ # mi_execute_to ...
+ #
+ # and mi_execute_to uses mi_send_resuming_command. If we use 'pass' here,
+ # it will reset kfail, so when the actual test fails, it will be flagged
+ # as real failure.
+ return 0
+ }
+ -re ".*${mi_gdb_prompt}" {
+ fail "$test (failed to resume)"
+ return -1
+ }
+ -re "\\^error,msg=.*" {
+ fail "$test (MI error)"
+ 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 $location
+ mi_send_resuming_command "exec-continue" "run to $location (exec-continue)"
+ return [mi_get_stop_line $test]
+}
+
+# Wait until gdb prints the current line.
+proc mi_get_stop_line {test} {
+
+ global mi_gdb_prompt
+ global async
+
+ if {$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_prompt
+ global hex
+ global decimal
+ global fullname_syntax
+ global mi_autotest_source
+
+ set commands [mi_get_inline_test $testcase]
+
+ set first 1
+ set line_now 1
+
+ foreach 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_cmd
+ set 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 threads
+ set 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 $thread_list
+}
+
+# Check that MI and the console know of the same threads.
+# Appends NAME to all test names.
+proc check_mi_and_console_threads {name} {
+ global expect_out
+
+ mi_gdb_test "-thread-list-ids" \
+ {.*\^done,thread-ids={(thread-id="[0-9]+"(,)*)+},current-thread-id="[0-9]+",number-of-threads="[0-9]+"} \
+ "-thread-list-ids ($name)"
+ set 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 MI
+ set 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 console
+ set 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 result
+ if {![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 ($name)"
+
+ # Check if MI and console have same number of threads
+ if {$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 list
+ set mi_thread_list [get_mi_thread_list $name]
+
+ # Check if MI and console have the same threads
+ set fails 0
+ foreach 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 log
+ send_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_out
+ set states [mi_reverse_list $xstates]
+ set pattern "\\^done,threads=\\\["
+ foreach s $states {
+ set pattern "${pattern}(.*)state=\"$s\""
+ }
+ set pattern "$pattern\\\}\\\].*"
+
+ verbose -log "expecting: $pattern"
+ mi_gdb_test "-thread-info" $pattern $test
+}
projects / deliverable / binutils-gdb.git / blobdiff