1# Copyright 1999, 2000, 2002, 2003, 2004 Free Software Foundation, Inc. 2 3# This program is free software; you can redistribute it and/or modify 4# it under the terms of the GNU General Public License as published by 5# the Free Software Foundation; either version 2 of the License, or 6# (at your option) any later version. 7# 8# This program is distributed in the hope that it will be useful, 9# but WITHOUT ANY WARRANTY; without even the implied warranty of 10# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 11# GNU General Public License for more details. 12# 13# You should have received a copy of the GNU General Public License 14# along with this program; if not, write to the Free Software 15# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. 16 17# Please email any bugs, comments, and/or additions to this file to: 18# bug-gdb@prep.ai.mit.edu 19 20# This file was based on a file written by Fred Fish. (fnf@cygnus.com) 21 22# Test setup routines that work with the MI interpreter. 23 24# The variable mi_gdb_prompt is a regexp which matches the gdb mi prompt. 25# Set it if it is not already set. 26global mi_gdb_prompt 27if ![info exists mi_gdb_prompt] then { 28 set mi_gdb_prompt "\[(\]gdb\[)\] \r\n" 29} 30 31set MIFLAGS "-i=mi" 32 33# 34# mi_gdb_exit -- exit the GDB, killing the target program if necessary 35# 36proc mi_gdb_exit {} { 37 catch mi_uncatched_gdb_exit 38} 39 40proc mi_uncatched_gdb_exit {} { 41 global GDB 42 global GDBFLAGS 43 global verbose 44 global gdb_spawn_id; 45 global gdb_prompt 46 global mi_gdb_prompt 47 global MIFLAGS 48 49 gdb_stop_suppressing_tests; 50 51 if { [info procs sid_exit] != "" } { 52 sid_exit 53 } 54 55 if ![info exists gdb_spawn_id] { 56 return; 57 } 58 59 verbose "Quitting $GDB $GDBFLAGS $MIFLAGS" 60 61 if { [is_remote host] && [board_info host exists fileid] } { 62 send_gdb "999-gdb-exit\n"; 63 gdb_expect 10 { 64 -re "y or n" { 65 send_gdb "y\n"; 66 exp_continue; 67 } 68 -re "Undefined command.*$gdb_prompt $" { 69 send_gdb "quit\n" 70 exp_continue; 71 } 72 -re "DOSEXIT code" { } 73 default { } 74 } 75 } 76 77 if ![is_remote host] { 78 remote_close host; 79 } 80 unset gdb_spawn_id 81} 82 83# 84# start gdb -- start gdb running, default procedure 85# 86# When running over NFS, particularly if running many simultaneous 87# tests on different hosts all using the same server, things can 88# get really slow. Give gdb at least 3 minutes to start up. 89# 90proc mi_gdb_start { } { 91 global verbose 92 global GDB 93 global GDBFLAGS 94 global gdb_prompt 95 global mi_gdb_prompt 96 global timeout 97 global gdb_spawn_id; 98 global MIFLAGS 99 100 gdb_stop_suppressing_tests; 101 102 # Start SID. 103 if { [info procs sid_start] != "" } { 104 verbose "Spawning SID" 105 sid_start 106 } 107 108 verbose "Spawning $GDB -nw $GDBFLAGS $MIFLAGS" 109 110 if [info exists gdb_spawn_id] { 111 return 0; 112 } 113 114 if ![is_remote host] { 115 if { [which $GDB] == 0 } then { 116 perror "$GDB does not exist." 117 exit 1 118 } 119 } 120 set res [remote_spawn host "$GDB -nw $GDBFLAGS $MIFLAGS [host_info gdb_opts]"]; 121 if { $res < 0 || $res == "" } { 122 perror "Spawning $GDB failed." 123 return 1; 124 } 125 gdb_expect { 126 -re "~\"GNU.*\r\n~\".*$mi_gdb_prompt$" { 127 # We have a new format mi startup prompt. If we are 128 # running mi1, then this is an error as we should be 129 # using the old-style prompt. 130 if { $MIFLAGS == "-i=mi1" } { 131 perror "(mi startup) Got unexpected new mi prompt." 132 remote_close host; 133 return -1; 134 } 135 verbose "GDB initialized." 136 } 137 -re "\[^~\].*$mi_gdb_prompt$" { 138 # We have an old format mi startup prompt. If we are 139 # not running mi1, then this is an error as we should be 140 # using the new-style prompt. 141 if { $MIFLAGS != "-i=mi1" } { 142 perror "(mi startup) Got unexpected old mi prompt." 143 remote_close host; 144 return -1; 145 } 146 verbose "GDB initialized." 147 } 148 -re ".*$gdb_prompt $" { 149 untested "Skip mi tests (got non-mi prompt)." 150 remote_close host; 151 return -1; 152 } 153 -re ".*unrecognized option.*for a complete list of options." { 154 untested "Skip mi tests (not compiled with mi support)." 155 remote_close host; 156 return -1; 157 } 158 -re ".*Interpreter `mi' unrecognized." { 159 untested "Skip mi tests (not compiled with mi support)." 160 remote_close host; 161 return -1; 162 } 163 timeout { 164 perror "(timeout) GDB never initialized after 10 seconds." 165 remote_close host; 166 return -1 167 } 168 } 169 set gdb_spawn_id -1; 170 171 # FIXME: mi output does not go through pagers, so these can be removed. 172 # force the height to "unlimited", so no pagers get used 173 send_gdb "100-gdb-set height 0\n" 174 gdb_expect 10 { 175 -re ".*100-gdb-set height 0\r\n100\\\^done\r\n$mi_gdb_prompt$" { 176 verbose "Setting height to 0." 2 177 } 178 timeout { 179 warning "Couldn't set the height to 0" 180 } 181 } 182 # force the width to "unlimited", so no wraparound occurs 183 send_gdb "101-gdb-set width 0\n" 184 gdb_expect 10 { 185 -re ".*101-gdb-set width 0\r\n101\\\^done\r\n$mi_gdb_prompt$" { 186 verbose "Setting width to 0." 2 187 } 188 timeout { 189 warning "Couldn't set the width to 0." 190 } 191 } 192 193 return 0; 194} 195 196# Many of the tests depend on setting breakpoints at various places and 197# running until that breakpoint is reached. At times, we want to start 198# with a clean-slate with respect to breakpoints, so this utility proc 199# lets us do this without duplicating this code everywhere. 200# 201 202proc mi_delete_breakpoints {} { 203 global mi_gdb_prompt 204 205# FIXME: The mi operation won't accept a prompt back and will use the 'all' arg 206 send_gdb "102-break-delete\n" 207 gdb_expect 30 { 208 -re "Delete all breakpoints.*y or n.*$" { 209 send_gdb "y\n"; 210 exp_continue 211 } 212 -re ".*102-break-delete\r\n102\\\^done\r\n$mi_gdb_prompt$" { 213 # This happens if there were no breakpoints 214 } 215 timeout { perror "Delete all breakpoints in mi_delete_breakpoints (timeout)" ; return } 216 } 217 218# The correct output is not "No breakpoints or watchpoints." but an 219# empty BreakpointTable. Also, a query is not acceptable with mi. 220 send_gdb "103-break-list\n" 221 gdb_expect 30 { 222 -re "103-break-list\r\n103\\\^done,BreakpointTable=\{\}\r\n$mi_gdb_prompt$" {} 223 -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=\\\[\\\]\}" {} 224 -re "103-break-list\r\n103\\\^doneNo breakpoints or watchpoints.\r\n\r\n$mi_gdb_prompt$" {warning "Unexpected console text received"} 225 -re "$mi_gdb_prompt$" { perror "Breakpoints not deleted" ; return } 226 -re "Delete all breakpoints.*or n.*$" { 227 warning "Unexpected prompt for breakpoints deletion"; 228 send_gdb "y\n"; 229 exp_continue 230 } 231 timeout { perror "-break-list (timeout)" ; return } 232 } 233} 234 235proc mi_gdb_reinitialize_dir { subdir } { 236 global mi_gdb_prompt 237 global MIFLAGS 238 239 global suppress_flag 240 if { $suppress_flag } { 241 return 242 } 243 244 if [is_remote host] { 245 return ""; 246 } 247 248 if { $MIFLAGS == "-i=mi1" } { 249 send_gdb "104-environment-directory\n" 250 gdb_expect 60 { 251 -re ".*Reinitialize source path to empty.*y or n. " { 252 warning "Got confirmation prompt for dir reinitialization." 253 send_gdb "y\n" 254 gdb_expect 60 { 255 -re "$mi_gdb_prompt$" {} 256 timeout {error "Dir reinitialization failed (timeout)"} 257 } 258 } 259 -re "$mi_gdb_prompt$" {} 260 timeout {error "Dir reinitialization failed (timeout)"} 261 } 262 } else { 263 send_gdb "104-environment-directory -r\n" 264 gdb_expect 60 { 265 -re "104\\\^done,source-path=.*\r\n$mi_gdb_prompt$" {} 266 -re "$mi_gdb_prompt$" {} 267 timeout {error "Dir reinitialization failed (timeout)"} 268 } 269 } 270 271 send_gdb "105-environment-directory $subdir\n" 272 gdb_expect 60 { 273 -re "Source directories searched.*$mi_gdb_prompt$" { 274 verbose "Dir set to $subdir" 275 } 276 -re "105\\\^done.*\r\n$mi_gdb_prompt$" { 277 # FIXME: We return just the prompt for now. 278 verbose "Dir set to $subdir" 279 # perror "Dir \"$subdir\" failed." 280 } 281 } 282} 283 284# Send GDB the "target" command. 285# FIXME: Some of these patterns are not appropriate for MI. Based on 286# config/monitor.exp:gdb_target_command. 287proc mi_gdb_target_cmd { targetname serialport } { 288 global mi_gdb_prompt 289 290 for {set i 1} {$i <= 3} {incr i} { 291 send_gdb "47-target-select $targetname $serialport\n" 292 gdb_expect 60 { 293 -re "47\\^connected.*$mi_gdb_prompt$" { 294 verbose "Set target to $targetname"; 295 return 0; 296 } 297 -re "Couldn't establish connection to remote.*$mi_gdb_prompt$" { 298 verbose "Connection failed"; 299 } 300 -re "Remote MIPS debugging.*$mi_gdb_prompt$" { 301 verbose "Set target to $targetname"; 302 return 0; 303 } 304 -re "Remote debugging using .*$serialport.*$mi_gdb_prompt$" { 305 verbose "Set target to $targetname"; 306 return 0; 307 } 308 -re "Remote target $targetname connected to.*$mi_gdb_prompt$" { 309 verbose "Set target to $targetname"; 310 return 0; 311 } 312 -re "Connected to.*$mi_gdb_prompt$" { 313 verbose "Set target to $targetname"; 314 return 0; 315 } 316 -re "Ending remote.*$mi_gdb_prompt$" { } 317 -re "Connection refused.*$mi_gdb_prompt$" { 318 verbose "Connection refused by remote target. Pausing, and trying again." 319 sleep 5 320 continue 321 } 322 -re "Timeout reading from remote system.*$mi_gdb_prompt$" { 323 verbose "Got timeout error from gdb."; 324 } 325 timeout { 326 send_gdb ""; 327 break 328 } 329 } 330 } 331 return 1 332} 333 334# 335# load a file into the debugger (file command only). 336# return a -1 if anything goes wrong. 337# 338proc mi_gdb_file_cmd { arg } { 339 global verbose 340 global loadpath 341 global loadfile 342 global GDB 343 global mi_gdb_prompt 344 global last_mi_gdb_file 345 global last_mi_remote_file 346 upvar timeout timeout 347 348 if { $arg == "" } { 349 set arg $last_mi_gdb_file; 350 } else { 351 set last_mi_gdb_file $arg 352 if { [ info exists last_mi_remote_file ] } { 353 unset last_mi_remote_file 354 } 355 } 356 357 if [is_remote host] { 358 set arg [remote_download host $arg]; 359 if { $arg == "" } { 360 error "download failed" 361 return -1; 362 } 363 } 364 365# FIXME: Several of these patterns are only acceptable for console 366# output. Queries are an error for mi. 367 send_gdb "105-file-exec-and-symbols $arg\n" 368 gdb_expect 120 { 369 -re "Reading symbols from.*done.*$mi_gdb_prompt$" { 370 verbose "\t\tLoaded $arg into the $GDB" 371 return 0 372 } 373 -re "has no symbol-table.*$mi_gdb_prompt$" { 374 perror "$arg wasn't compiled with \"-g\"" 375 return -1 376 } 377 -re "A program is being debugged already.*Kill it.*y or n. $" { 378 send_gdb "y\n" 379 verbose "\t\tKilling previous program being debugged" 380 exp_continue 381 } 382 -re "Load new symbol table from \".*\".*y or n. $" { 383 send_gdb "y\n" 384 gdb_expect 120 { 385 -re "Reading symbols from.*done.*$mi_gdb_prompt$" { 386 verbose "\t\tLoaded $arg with new symbol table into $GDB" 387 # All OK 388 } 389 timeout { 390 perror "(timeout) Couldn't load $arg, other program already loaded." 391 return -1 392 } 393 } 394 } 395 -re "No such file or directory.*$mi_gdb_prompt$" { 396 perror "($arg) No such file or directory\n" 397 return -1 398 } 399 -re "105-file-exec-and-symbols .*\r\n105\\\^done\r\n$mi_gdb_prompt$" { 400 # We (MI) are just giving the prompt back for now, instead of giving 401 # some acknowledgement. 402 return 0 403 } 404 timeout { 405 perror "couldn't load $arg into $GDB (timed out)." 406 return -1 407 } 408 eof { 409 # This is an attempt to detect a core dump, but seems not to 410 # work. Perhaps we need to match .* followed by eof, in which 411 # gdb_expect does not seem to have a way to do that. 412 perror "couldn't load $arg into $GDB (end of file)." 413 return -1 414 } 415 } 416} 417 418# 419# load a file into the debugger. 420# return a -1 if anything goes wrong. 421# 422proc mi_gdb_load { arg } { 423 global verbose 424 global loadpath 425 global loadfile 426 global GDB 427 global mi_gdb_prompt 428 upvar timeout timeout 429 430 # ``gdb_unload'' 431 if { $arg != "" } { 432 mi_gdb_file_cmd $arg 433 } 434 435 # ``load'' 436 if { [info procs gdbserver_gdb_load] != "" } { 437 global last_mi_gdb_file 438 global last_mi_remote_file 439 440 if { ! [info exists last_mi_remote_file] } { 441 if [is_remote target] { 442 set last_mi_remote_file [remote_download target $arg] 443 } else { 444 set last_mi_remote_file $last_mi_gdb_file 445 } 446 } 447 448 set res [gdbserver_gdb_load $last_mi_remote_file] 449 set protocol [lindex $res 0] 450 set gdbport [lindex $res 1] 451 452 if { [mi_gdb_target_cmd $protocol $gdbport] != 0 } { 453 return -1 454 } 455 } elseif { [info procs send_target_sid] != "" } { 456 # For SID, things get complex 457 send_target_sid 458 gdb_expect 60 { 459 -re "\\^done,.*$mi_gdb_prompt$" { 460 } 461 timeout { 462 perror "Unable to connect to SID target" 463 return -1 464 } 465 } 466 send_gdb "48-target-download\n" 467 gdb_expect 10 { 468 -re "48\\^done.*$mi_gdb_prompt$" { 469 } 470 timeout { 471 perror "Unable to download to SID target" 472 return -1 473 } 474 } 475 } elseif { [target_info protocol] == "sim" } { 476 # For the simulator, just connect to it directly. 477 send_gdb "47-target-select sim\n" 478 gdb_expect 10 { 479 -re "47\\^connected.*$mi_gdb_prompt$" { 480 } 481 timeout { 482 perror "Unable to select sim target" 483 return -1 484 } 485 } 486 send_gdb "48-target-download\n" 487 gdb_expect 10 { 488 -re "48\\^done.*$mi_gdb_prompt$" { 489 } 490 timeout { 491 perror "Unable to download to sim target" 492 return -1 493 } 494 } 495 } elseif { [target_info gdb_protocol] == "remote" } { 496 # remote targets 497 send_gdb "target [target_info gdb_protocol] [target_info netport]\n" 498 gdb_expect 60 { 499 -re "\\^done,.*$mi_gdb_prompt$" { 500 } 501 timeout { 502 perror "Unable to connect to remote target" 503 return -1 504 } 505 } 506 send_gdb "48-target-download\n" 507 gdb_expect 10 { 508 -re "48\\^done.*$mi_gdb_prompt$" { 509 } 510 timeout { 511 perror "Unable to download to remote target" 512 return -1 513 } 514 } 515 } 516 return 0 517} 518 519# mi_gdb_test COMMAND PATTERN MESSAGE -- send a command to gdb; test the result. 520# 521# COMMAND is the command to execute, send to GDB with send_gdb. If 522# this is the null string no command is sent. 523# PATTERN is the pattern to match for a PASS, and must NOT include 524# the \r\n sequence immediately before the gdb prompt. 525# MESSAGE is an optional message to be printed. If this is 526# omitted, then the pass/fail messages use the command string as the 527# message. (If this is the empty string, then sometimes we don't 528# call pass or fail at all; I don't understand this at all.) 529# 530# Returns: 531# 1 if the test failed, 532# 0 if the test passes, 533# -1 if there was an internal error. 534# 535proc mi_gdb_test { args } { 536 global verbose 537 global mi_gdb_prompt 538 global GDB expect_out 539 upvar timeout timeout 540 541 if [llength $args]>2 then { 542 set message [lindex $args 2] 543 } else { 544 set message [lindex $args 0] 545 } 546 set command [lindex $args 0] 547 set pattern [lindex $args 1] 548 549 if [llength $args]==5 { 550 set question_string [lindex $args 3]; 551 set response_string [lindex $args 4]; 552 } else { 553 set question_string "^FOOBAR$" 554 } 555 556 if $verbose>2 then { 557 send_user "Sending \"$command\" to gdb\n" 558 send_user "Looking to match \"$pattern\"\n" 559 send_user "Message is \"$message\"\n" 560 } 561 562 set result -1 563 set string "${command}\n"; 564 if { $command != "" } { 565 while { "$string" != "" } { 566 set foo [string first "\n" "$string"]; 567 set len [string length "$string"]; 568 if { $foo < [expr $len - 1] } { 569 set str [string range "$string" 0 $foo]; 570 if { [send_gdb "$str"] != "" } { 571 global suppress_flag; 572 573 if { ! $suppress_flag } { 574 perror "Couldn't send $command to GDB."; 575 } 576 fail "$message"; 577 return $result; 578 } 579 gdb_expect 2 { 580 -re "\[\r\n\]" { } 581 timeout { } 582 } 583 set string [string range "$string" [expr $foo + 1] end]; 584 } else { 585 break; 586 } 587 } 588 if { "$string" != "" } { 589 if { [send_gdb "$string"] != "" } { 590 global suppress_flag; 591 592 if { ! $suppress_flag } { 593 perror "Couldn't send $command to GDB."; 594 } 595 fail "$message"; 596 return $result; 597 } 598 } 599 } 600 601 if [info exists timeout] { 602 set tmt $timeout; 603 } else { 604 global timeout; 605 if [info exists timeout] { 606 set tmt $timeout; 607 } else { 608 set tmt 60; 609 } 610 } 611 gdb_expect $tmt { 612 -re "\\*\\*\\* DOSEXIT code.*" { 613 if { $message != "" } { 614 fail "$message"; 615 } 616 gdb_suppress_entire_file "GDB died"; 617 return -1; 618 } 619 -re "Ending remote debugging.*$mi_gdb_prompt\[ \]*$" { 620 if ![isnative] then { 621 warning "Can`t communicate to remote target." 622 } 623 gdb_exit 624 gdb_start 625 set result -1 626 } 627 -re "\[\r\n\]*($pattern)\[\r\n\]+$mi_gdb_prompt\[ \]*$" { 628 if ![string match "" $message] then { 629 pass "$message" 630 } 631 set result 0 632 } 633 -re "(${question_string})$" { 634 send_gdb "$response_string\n"; 635 exp_continue; 636 } 637 -re "Undefined.* command:.*$mi_gdb_prompt\[ \]*$" { 638 perror "Undefined command \"$command\"." 639 fail "$message" 640 set result 1 641 } 642 -re "Ambiguous command.*$mi_gdb_prompt\[ \]*$" { 643 perror "\"$command\" is not a unique command name." 644 fail "$message" 645 set result 1 646 } 647 -re "Program exited with code \[0-9\]+.*$mi_gdb_prompt\[ \]*$" { 648 if ![string match "" $message] then { 649 set errmsg "$message (the program exited)" 650 } else { 651 set errmsg "$command (the program exited)" 652 } 653 fail "$errmsg" 654 return -1 655 } 656 -re "The program is not being run.*$mi_gdb_prompt\[ \]*$" { 657 if ![string match "" $message] then { 658 set errmsg "$message (the program is no longer running)" 659 } else { 660 set errmsg "$command (the program is no longer running)" 661 } 662 fail "$errmsg" 663 return -1 664 } 665 -re ".*$mi_gdb_prompt\[ \]*$" { 666 if ![string match "" $message] then { 667 fail "$message" 668 } 669 set result 1 670 } 671 "<return>" { 672 send_gdb "\n" 673 perror "Window too small." 674 fail "$message" 675 } 676 -re "\\(y or n\\) " { 677 send_gdb "n\n" 678 perror "Got interactive prompt." 679 fail "$message" 680 } 681 eof { 682 perror "Process no longer exists" 683 if { $message != "" } { 684 fail "$message" 685 } 686 return -1 687 } 688 full_buffer { 689 perror "internal buffer is full." 690 fail "$message" 691 } 692 timeout { 693 if ![string match "" $message] then { 694 fail "$message (timeout)" 695 } 696 set result 1 697 } 698 } 699 return $result 700} 701 702# 703# MI run command. (A modified version of gdb_run_cmd) 704# 705 706# In patterns, the newline sequence ``\r\n'' is matched explicitly as 707# ``.*$'' could swallow up output that we attempt to match elsewhere. 708 709proc mi_run_cmd {args} { 710 global suppress_flag 711 if { $suppress_flag } { 712 return -1 713 } 714 global mi_gdb_prompt 715 716 if [target_info exists gdb_init_command] { 717 send_gdb "[target_info gdb_init_command]\n"; 718 gdb_expect 30 { 719 -re "$mi_gdb_prompt$" { } 720 default { 721 perror "gdb_init_command for target failed"; 722 return; 723 } 724 } 725 } 726 727 if [target_info exists use_gdb_stub] { 728 if [target_info exists gdb,do_reload_on_run] { 729 # Specifying no file, defaults to the executable 730 # currently being debugged. 731 if { [mi_gdb_load ""] < 0 } { 732 return; 733 } 734 send_gdb "000-exec-continue\n"; 735 gdb_expect 60 { 736 -re "000\\^running\[\r\n\]+$mi_gdb_prompt$" {} 737 default {} 738 } 739 return; 740 } 741 742 if [target_info exists gdb,start_symbol] { 743 set start [target_info gdb,start_symbol]; 744 } else { 745 set start "start"; 746 } 747 748 # HACK: Should either use 000-jump or fix the target code 749 # to better handle RUN. 750 send_gdb "jump *$start\n" 751 warning "Using CLI jump command, expect run-to-main FAIL" 752 return 753 } 754 755 send_gdb "000-exec-run $args\n" 756 gdb_expect { 757 -re "000\\^running\r\n${mi_gdb_prompt}" { 758 } 759 timeout { 760 perror "Unable to start target" 761 return 762 } 763 } 764 # NOTE: Shortly after this there will be a ``000*stopping,...(gdb)'' 765} 766 767# 768# Just like run-to-main but works with the MI interface 769# 770 771proc mi_run_to_main { } { 772 global suppress_flag 773 if { $suppress_flag } { 774 return -1 775 } 776 777 global srcdir 778 global subdir 779 global binfile 780 global srcfile 781 782 mi_delete_breakpoints 783 mi_gdb_reinitialize_dir $srcdir/$subdir 784 mi_gdb_load ${binfile} 785 786 mi_runto main 787} 788 789 790# Just like gdb's "runto" proc, it will run the target to a given 791# function. The big difference here between mi_runto and mi_execute_to 792# is that mi_execute_to must have the inferior running already. This 793# proc will (like gdb's runto) (re)start the inferior, too. 794# 795# FUNC is the linespec of the place to stop (it inserts a breakpoint here). 796# It returns: 797# -1 if test suppressed, failed, timedout 798# 0 if test passed 799 800proc mi_runto {func} { 801 global suppress_flag 802 if { $suppress_flag } { 803 return -1 804 } 805 806 global mi_gdb_prompt expect_out 807 global hex decimal 808 809 set test "mi runto $func" 810 mi_gdb_test "200-break-insert $func" \ 811 "200\\^done,bkpt=\{number=\"\[0-9\]+\",type=\"breakpoint\",disp=\"keep\",enabled=\"y\",addr=\"$hex\",func=\"$func\",file=\".*\",line=\"\[0-9\]*\",times=\"0\"\}" \ 812 "breakpoint at $func" 813 814 if {![regexp {number="[0-9]+"} $expect_out(buffer) str] 815 || ![scan $str {number="%d"} bkptno]} { 816 set bkptno {[0-9]+} 817 } 818 819 mi_run_cmd 820 gdb_expect { 821 -re ".*000\\*stopped,reason=\"breakpoint-hit\",bkptno=\"$bkptno\",thread-id=\"$decimal\",frame=\{addr=\"$hex\",func=\"$func\",args=\(\\\[.*\\\]\|\{.*\}\),file=\".*\",line=\"\[0-9\]*\"\}\r\n$mi_gdb_prompt$" { 822 pass "$test" 823 return 0 824 } 825 -re ".*$mi_gdb_prompt$" { 826 fail "$test (2)" 827 } 828 timeout { 829 fail "$test (timeout)" 830 return -1 831 } 832 } 833} 834 835 836# Next to the next statement 837# For return values, see mi_execute_to_helper 838 839proc mi_next { test } { 840 return [mi_next_to {.*} {.*} {.*} {.*} $test] 841} 842 843 844# Step to the next statement 845# For return values, see mi_execute_to_helper 846 847proc mi_step { test } { 848 return [mi_step_to {.*} {.*} {.*} {.*} $test] 849} 850 851# cmd should not include the number or newline (i.e. "exec-step 3", not 852# "220-exec-step 3\n" 853 854# Can not match -re ".*\r\n${mi_gdb_prompt}", because of false positives 855# after the first prompt is printed. 856 857proc mi_execute_to_helper { cmd reason func args file line extra test } { 858 global suppress_flag 859 if { $suppress_flag } { 860 return -1 861 } 862 global mi_gdb_prompt 863 global hex 864 global decimal 865 send_gdb "220-$cmd\n" 866 gdb_expect { 867 -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$" { 868 pass "$test" 869 return 0 870 } 871 -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$mi_gdb_prompt$" { 872 fail "$test (stopped at wrong place)" 873 return -1 874 } 875 -re "220\\^running\r\n${mi_gdb_prompt}.*\r\n${mi_gdb_prompt}$" { 876 fail "$test (unknown output after running)" 877 return -1 878 } 879 timeout { 880 fail "$test (timeout)" 881 return -1 882 } 883 } 884} 885 886proc mi_execute_to { cmd reason func args file line extra test } { 887 mi_execute_to_helper "$cmd" "$reason" "$func" "\\\[$args\\\]" \ 888 "$file" "$line" "$extra" "$test" 889} 890 891proc mi_next_to { func args file line test } { 892 mi_execute_to "exec-next" "end-stepping-range" "$func" "$args" \ 893 "$file" "$line" "" "$test" 894} 895 896proc mi_step_to { func args file line test } { 897 mi_execute_to "exec-step" "end-stepping-range" "$func" "$args" \ 898 "$file" "$line" "" "$test" 899} 900 901proc mi_finish_to { func args file line result ret test } { 902 mi_execute_to "exec-finish" "function-finished" "$func" "$args" \ 903 "$file" "$line" \ 904 ",gdb-result-var=\"$result\",return-value=\"$ret\"" \ 905 "$test" 906} 907 908proc mi_continue_to { bkptno func args file line test } { 909 mi_execute_to "exec-continue" "breakpoint-hit\",bkptno=\"$bkptno" \ 910 "$func" "$args" "$file" "$line" "" "$test" 911} 912 913proc mi0_execute_to { cmd reason func args file line extra test } { 914 mi_execute_to_helper "$cmd" "$reason" "$func" "\{$args\}" \ 915 "$file" "$line" "$extra" "$test" 916} 917 918proc mi0_next_to { func args file line test } { 919 mi0_execute_to "exec-next" "end-stepping-range" "$func" "$args" \ 920 "$file" "$line" "" "$test" 921} 922 923proc mi0_step_to { func args file line test } { 924 mi0_execute_to "exec-step" "end-stepping-range" "$func" "$args" \ 925 "$file" "$line" "" "$test" 926} 927 928proc mi0_finish_to { func args file line result ret test } { 929 mi0_execute_to "exec-finish" "function-finished" "$func" "$args" \ 930 "$file" "$line" \ 931 ",gdb-result-var=\"$result\",return-value=\"$ret\"" \ 932 "$test" 933} 934 935proc mi0_continue_to { bkptno func args file line test } { 936 mi0_execute_to "exec-continue" "breakpoint-hit\",bkptno=\"$bkptno" \ 937 "$func" "$args" "$file" "$line" "" "$test" 938} 939