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proc gdb_emc_readvar { varname } {
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send_gdb "print $varname\n"
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-re "\[$\].*= (\[0-9\]+).*$gdb_prompt $" {
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set result $expect_out(1,string);
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-re "$gdb_prompt $" { }
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proc gdb_emc_gettpnum { testname } {
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if { $testname != "" } {
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gdb_test "trace $testname" "" ""
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return [gdb_emc_readvar "\$tpnum"];
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proc gdb_emc_setactions { testname actionname args } {
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send_gdb "actions $actionname\n";
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set expected_result "";
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-re "No tracepoint number .*$gdb_prompt $" {
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-re "Enter actions for tracepoint $actionname.*>" {
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if { [llength $args] > 0 } {
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set lastcommand "[lindex $args $state]";
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send_gdb "[lindex $args $state]\n";
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set expected_result [lindex $args $state];
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-re "\(.*\[\r\n\]+)\[ \t]*> $" {
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if { $expected_result != "" } {
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# Remove echoed command and its associated newline.
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regsub "^\[^\r\n\]+\[\r\n\]+" "$expect_out(1,string)" "" out;
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# Strip off any newlines at the end of the string.
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regsub "\[\r\n\]+$" "$out" "" out;
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verbose "expected '$expected_result', got '$out', expect_out is '$expect_out(1,string)'";
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if ![regexp $expected_result $out] {
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set expected_result "";
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if { $state < [llength $args] } {
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send_gdb "[lindex $args $state]\n";
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set expected_result [lindex $args $state];
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set expected_result "";
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-re "\(.*\)$gdb_prompt $" {
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if { $expected_result != "" } {
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if ![regexp $expected_result $expect_out(1,string)] {
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set expected_result "";
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if { [llength $args] < $state } {
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if { $testname != "" } {
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if { $status == "pass" } then {
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# test collect command
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proc gdb_emc_tracetest_collect { arg1 msgstring } {
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-re "Enter actions for tracepoint $decimal.*> $" {
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send_gdb "collect $arg1\n"
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if { $teststate == 1 } {
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-re ".*$gdb_prompt $" {
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if { $teststate == 2 } {
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fail "$msgstring (default)";
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regsub -all "(\[($@*+)\])" "collect $arg1" "\[\\1\]" arg1_regexp;
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gdb_test "info tracepoints" ".*$arg1_regexp.*" "$msgstring info tracepoint"
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proc gdb_delete_tracepoints { } {
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send_gdb "delete tracepoints\n"
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-re "Delete all tracepoints.*y or n.*$" {
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-re "$gdb_prompt $" { }
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timeout { fail "delete all tracepoints (timeout)" }
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# Send each command in the list CMDLIST to gdb. If we see the string
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# "error" or "warning" from gdb, we assume an error has occured and
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# return a non-zero result. All of the commands in CMDLIST are always
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# sent, even if an error occurs.
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# If TESTNAME is non-null, we call pass or fail with the string in TESTNAME
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# depending on whether or not an error/warning has occurred.
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proc gdb_do_cmdlist { cmdlist testname } {
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-re "\[Ee\]rror|\[Ww\]arning" {
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-re "$gdb_prompt $" { }
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-re "\[\r\n\]\[ \t\]*> *$" { }
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if { $testname != "" } {
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if { $status == 0 } {
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# Given the file FILENAME, we read it as a list of commands and generate
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# a list suitable for use by gdb_do_cmdlist. Lines beginning with # are
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# ignored; blank lines are interpreted as empty lines to be sent to gdb.
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proc gdb_process_cmdfile { filename } {
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set id [open $filename "r"];
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while { [gets $id line] >= 0 } {
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if [regexp "^#" $line] {
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set result [concat $result [list "$line"]];
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# gdb_find_c_test_baseline
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# returns -1 on failure (CALLER MUST CHECK RETURN!)
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proc gdb_find_c_test_baseline { } {
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set gdb_c_test_baseline -1;
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send_gdb "list gdb_c_test\n"
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-re "void.*p5,.*void.*p6.*\[\r\n\](\[0-9\]+)\[\t \]+\{.*$gdb_prompt $" {
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set gdb_c_test_baseline $expect_out(1,string)
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-re "$gdb_prompt $" { }
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return $gdb_c_test_baseline;