-# Copyright 1999, 2000, 2002, 2003, 2004, 2005, 2007, 2008
+# 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
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
-# Please email any bugs, comments, and/or additions to this file to:
-# bug-gdb@prep.ai.mit.edu
-
# This file was based on a file written by Fred Fish. (fnf@cygnus.com)
# Test setup routines that work with the MI interpreter.
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";
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
sid_start
}
- verbose "Spawning $GDB -nw $GDBFLAGS $MIFLAGS"
+ verbose "Spawning $GDB $INTERNAL_GDBFLAGS $GDBFLAGS $MIFLAGS"
if [info exists gdb_spawn_id] {
return 0;
set mi_inferior_tty_name $spawn_out(slave,name)
}
- set res [remote_spawn host "$GDB -nw $GDBFLAGS $MIFLAGS [host_info gdb_opts]"];
+ set res [remote_spawn host "$GDB $INTERNAL_GDBFLAGS $GDBFLAGS $MIFLAGS [host_info gdb_opts]"];
if { $res < 0 || $res == "" } {
perror "Spawning $GDB failed."
return 1;
}
verbose "GDB initialized."
}
- -re ".*$gdb_prompt $" {
- untested "Skip mi tests (got non-mi prompt)."
- remote_close host;
- return -1;
- }
-re ".*unrecognized option.*for a complete list of options." {
untested "Skip mi tests (not compiled with mi support)."
remote_close host;
}
}
+ detect_async
+
return 0;
}
send_gdb "103-break-list\n"
gdb_expect 30 {
-re "103-break-list\r\n103\\\^done,BreakpointTable=\{\}\r\n$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.*$" {
set tmt 60;
}
}
+ verbose -log "Expecting: ^($string_regex\[\r\n\]+)?($pattern\[\r\n\]+$mi_gdb_prompt\[ \]*)"
gdb_expect $tmt {
-re "\\*\\*\\* DOSEXIT code.*" {
if { $message != "" } {
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 [target_info exists gdb,do_reload_on_run] {
send_gdb "220-exec-continue\n";
gdb_expect 60 {
- -re "220\\^running\[\r\n\]+$mi_gdb_prompt$" {}
+ -re "220\\^running\[\r\n\]+\\*running,thread-id=\"\[^\"\]+\"\r\n$mi_gdb_prompt" {}
default {}
}
return;
send_gdb "220-exec-run $args\n"
gdb_expect {
- -re "220\\^running\r\n${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 [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
# 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 .* regexp for line, and then check the line programmatically.
+# 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
global hex
global decimal
global fullname_syntax
+ global async
+ global thread_selected_re
set after_stopped ""
set after_reason ""
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 { $reason == "exited-normally" } {
gdb_expect {
- -re "220\\*stopped,reason=\"exited-normally\"\r\n$mi_gdb_prompt$" {
+ -re "\\*stopped,reason=\"exited-normally\"\r\n$prompt_re" {
pass "$test"
}
-re ".*$mi_gdb_prompt$" {fail "continue to end (2)"}
set a $after_reason
- verbose -log "mi_expect_stop: expecting: .*220\\*stopped,${r}${a}${bn}thread-id=\"$decimal\",frame=\{addr=\"$hex\",func=\"$func\",args=$args,file=\".*$file\",fullname=\"${fullname_syntax}$file\",line=\"$line\"\}$after_stopped\r\n$mi_gdb_prompt$"
+ 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\\*stopped,${r}${a}${bn}thread-id=\"$decimal\",frame=\{addr=\"$hex\",func=\"$func\",args=$args,file=\".*$file\",fullname=\"${fullname_syntax}$file\",line=\"($line)\"\}$after_stopped\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 $expect_out(2,string)
}
- -re ".*220\\*stopped,${r}${a}${bn}thread-id=\"$decimal\",frame=\{addr=\"$hex\",func=\".*\",args=\[\\\[\{\].*\[\\\]\}\],file=\".*\",fullname=\"${fullname_syntax}.*\",line=\"\[0-9\]*\"\}.*\r\n$mi_gdb_prompt$" {
+ -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${mi_gdb_prompt}$" {
+ -re ".*\r\n$mi_gdb_prompt$" {
+ verbose -log "got $expect_out(buffer)"
fail "$test (unknown output after running)"
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
+
+ if {$async} {
+ set prompt_re ""
+ } else {
+ set prompt_re "$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 location
+ verbose -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 "$test (timeout)"
+ return -1
+ }
+ }
+}
+
# cmd should not include the number or newline (i.e. "exec-step 3", not
# "220-exec-step 3\n"
# Send COMMAND that must be a command that resumes
# the inferiour (run/continue/next/etc) and consumes
# the "^running" output from it.
-proc mi_send_resuming_command {command test} {
+proc mi_send_resuming_command_raw {command test} {
global mi_gdb_prompt
+ global thread_selected_re
+ global library_loaded_re
- send_gdb "220-$command\n"
+ send_gdb "$command\n"
gdb_expect {
- -re "220\\^running\r\n${mi_gdb_prompt}" {
+ -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 "$test (failed to resume)"
+ return -1
}
- -re "220\\^error,msg=.*" {
+ -re "\\^error,msg=.*" {
fail "$test (MI error)"
return -1
}
}
}
+proc mi_send_resuming_command {command test} {
+ mi_send_resuming_command_raw -$command $test
+}
+
# Helper to mi_run_inline_test below.
# Sets a temporary breakpoint at LOCATION and runs
# the program using COMMAND. When the program is stopped
proc mi_get_stop_line {test} {
global mi_gdb_prompt
+ global async
+
+ if {$async} {
+ set prompt_re ""
+ } else {
+ set prompt_re "$mi_gdb_prompt$"
+ }
gdb_expect {
- -re ".*line=\"(.*)\".*\r\n$mi_gdb_prompt$" {
+ -re ".*line=\"(\[0-9\]*)\".*\r\n$prompt_re" {
return $expect_out(1,string)
}
- -re ".*$mi_gdb_prompt$" {
+ -re ".*$mi_gdb_prompt" {
fail "wait for stop ($test)"
}
timeout {
# the state after the statement is executed.
# Single-step past the line.
- mi_send_resuming_command "exec-next" "$testcase: step over $line"
- set line_now [mi_get_stop_line "$testcase: step over $line"]
+ if { [mi_send_resuming_command "exec-next" "$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
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
+}
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