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6aba47ca DJ |
1 | # Copyright 1999, 2000, 2002, 2003, 2004, 2005, 2007 |
2 | # Free Software Foundation, Inc. | |
fb40c209 AC |
3 | |
4 | # This program is free software; you can redistribute it and/or modify | |
5 | # it under the terms of the GNU General Public License as published by | |
6 | # the Free Software Foundation; either version 2 of the License, or | |
7 | # (at your option) any later version. | |
8 | # | |
9 | # This program is distributed in the hope that it will be useful, | |
10 | # but WITHOUT ANY WARRANTY; without even the implied warranty of | |
11 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
12 | # GNU General Public License for more details. | |
13 | # | |
14 | # You should have received a copy of the GNU General Public License | |
15 | # along with this program; if not, write to the Free Software | |
16 | # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. | |
17 | ||
18 | # Please email any bugs, comments, and/or additions to this file to: | |
19 | # bug-gdb@prep.ai.mit.edu | |
20 | ||
21 | # This file was based on a file written by Fred Fish. (fnf@cygnus.com) | |
22 | ||
23 | # Test setup routines that work with the MI interpreter. | |
24 | ||
25 | # The variable mi_gdb_prompt is a regexp which matches the gdb mi prompt. | |
26 | # Set it if it is not already set. | |
27 | global mi_gdb_prompt | |
28 | if ![info exists mi_gdb_prompt] then { | |
29 | set mi_gdb_prompt "\[(\]gdb\[)\] \r\n" | |
30 | } | |
31 | ||
ecd3fd0f BR |
32 | global mi_inferior_spawn_id |
33 | global mi_inferior_tty_name | |
34 | ||
fb40c209 AC |
35 | set MIFLAGS "-i=mi" |
36 | ||
37 | # | |
38 | # mi_gdb_exit -- exit the GDB, killing the target program if necessary | |
39 | # | |
40 | proc mi_gdb_exit {} { | |
41 | catch mi_uncatched_gdb_exit | |
42 | } | |
43 | ||
44 | proc mi_uncatched_gdb_exit {} { | |
45 | global GDB | |
46 | global GDBFLAGS | |
47 | global verbose | |
48 | global gdb_spawn_id; | |
49 | global gdb_prompt | |
50 | global mi_gdb_prompt | |
51 | global MIFLAGS | |
52 | ||
53 | gdb_stop_suppressing_tests; | |
54 | ||
55 | if { [info procs sid_exit] != "" } { | |
56 | sid_exit | |
57 | } | |
58 | ||
59 | if ![info exists gdb_spawn_id] { | |
60 | return; | |
61 | } | |
62 | ||
63 | verbose "Quitting $GDB $GDBFLAGS $MIFLAGS" | |
64 | ||
65 | if { [is_remote host] && [board_info host exists fileid] } { | |
66 | send_gdb "999-gdb-exit\n"; | |
67 | gdb_expect 10 { | |
68 | -re "y or n" { | |
69 | send_gdb "y\n"; | |
70 | exp_continue; | |
71 | } | |
72 | -re "Undefined command.*$gdb_prompt $" { | |
73 | send_gdb "quit\n" | |
74 | exp_continue; | |
75 | } | |
76 | -re "DOSEXIT code" { } | |
77 | default { } | |
78 | } | |
79 | } | |
80 | ||
81 | if ![is_remote host] { | |
82 | remote_close host; | |
83 | } | |
84 | unset gdb_spawn_id | |
85 | } | |
86 | ||
87 | # | |
ecd3fd0f BR |
88 | # mi_gdb_start [INFERIOR_PTY] -- start gdb running, default procedure |
89 | # | |
90 | # INFERIOR_PTY should be set to separate-inferior-tty to have the inferior work | |
91 | # with it's own PTY. If set to same-inferior-tty, the inferior shares GDB's PTY. | |
92 | # The default value is same-inferior-tty. | |
fb40c209 AC |
93 | # |
94 | # When running over NFS, particularly if running many simultaneous | |
95 | # tests on different hosts all using the same server, things can | |
96 | # get really slow. Give gdb at least 3 minutes to start up. | |
97 | # | |
ecd3fd0f | 98 | proc mi_gdb_start { args } { |
fb40c209 AC |
99 | global verbose |
100 | global GDB | |
101 | global GDBFLAGS | |
102 | global gdb_prompt | |
103 | global mi_gdb_prompt | |
104 | global timeout | |
105 | global gdb_spawn_id; | |
106 | global MIFLAGS | |
107 | ||
108 | gdb_stop_suppressing_tests; | |
ecd3fd0f BR |
109 | set inferior_pty no-tty |
110 | ||
111 | if { [llength $args] == 1} { | |
112 | set inferior_pty [lindex $args 0] | |
113 | } | |
114 | ||
115 | set separate_inferior_pty [string match $inferior_pty separate-inferior-tty] | |
fb40c209 | 116 | |
1759b3c3 AC |
117 | # Start SID. |
118 | if { [info procs sid_start] != "" } { | |
119 | verbose "Spawning SID" | |
120 | sid_start | |
121 | } | |
122 | ||
fb40c209 AC |
123 | verbose "Spawning $GDB -nw $GDBFLAGS $MIFLAGS" |
124 | ||
125 | if [info exists gdb_spawn_id] { | |
126 | return 0; | |
127 | } | |
128 | ||
129 | if ![is_remote host] { | |
130 | if { [which $GDB] == 0 } then { | |
131 | perror "$GDB does not exist." | |
132 | exit 1 | |
133 | } | |
134 | } | |
ecd3fd0f BR |
135 | |
136 | # Create the new PTY for the inferior process. | |
137 | if { $separate_inferior_pty } { | |
138 | spawn -pty | |
139 | global mi_inferior_spawn_id | |
140 | global mi_inferior_tty_name | |
141 | set mi_inferior_spawn_id $spawn_id | |
142 | set mi_inferior_tty_name $spawn_out(slave,name) | |
143 | } | |
144 | ||
fb40c209 AC |
145 | set res [remote_spawn host "$GDB -nw $GDBFLAGS $MIFLAGS [host_info gdb_opts]"]; |
146 | if { $res < 0 || $res == "" } { | |
147 | perror "Spawning $GDB failed." | |
148 | return 1; | |
149 | } | |
150 | gdb_expect { | |
1f312e79 JJ |
151 | -re "~\"GNU.*\r\n~\".*$mi_gdb_prompt$" { |
152 | # We have a new format mi startup prompt. If we are | |
153 | # running mi1, then this is an error as we should be | |
154 | # using the old-style prompt. | |
155 | if { $MIFLAGS == "-i=mi1" } { | |
156 | perror "(mi startup) Got unexpected new mi prompt." | |
157 | remote_close host; | |
158 | return -1; | |
159 | } | |
160 | verbose "GDB initialized." | |
161 | } | |
162 | -re "\[^~\].*$mi_gdb_prompt$" { | |
163 | # We have an old format mi startup prompt. If we are | |
164 | # not running mi1, then this is an error as we should be | |
165 | # using the new-style prompt. | |
166 | if { $MIFLAGS != "-i=mi1" } { | |
167 | perror "(mi startup) Got unexpected old mi prompt." | |
168 | remote_close host; | |
169 | return -1; | |
170 | } | |
d20bf2e8 | 171 | verbose "GDB initialized." |
fb40c209 AC |
172 | } |
173 | -re ".*$gdb_prompt $" { | |
174 | untested "Skip mi tests (got non-mi prompt)." | |
175 | remote_close host; | |
176 | return -1; | |
177 | } | |
76c520e0 AC |
178 | -re ".*unrecognized option.*for a complete list of options." { |
179 | untested "Skip mi tests (not compiled with mi support)." | |
180 | remote_close host; | |
181 | return -1; | |
182 | } | |
7d76bd60 MK |
183 | -re ".*Interpreter `mi' unrecognized." { |
184 | untested "Skip mi tests (not compiled with mi support)." | |
185 | remote_close host; | |
186 | return -1; | |
187 | } | |
fb40c209 AC |
188 | timeout { |
189 | perror "(timeout) GDB never initialized after 10 seconds." | |
190 | remote_close host; | |
191 | return -1 | |
192 | } | |
193 | } | |
194 | set gdb_spawn_id -1; | |
195 | ||
196 | # FIXME: mi output does not go through pagers, so these can be removed. | |
197 | # force the height to "unlimited", so no pagers get used | |
198 | send_gdb "100-gdb-set height 0\n" | |
199 | gdb_expect 10 { | |
200 | -re ".*100-gdb-set height 0\r\n100\\\^done\r\n$mi_gdb_prompt$" { | |
201 | verbose "Setting height to 0." 2 | |
202 | } | |
203 | timeout { | |
204 | warning "Couldn't set the height to 0" | |
205 | } | |
206 | } | |
207 | # force the width to "unlimited", so no wraparound occurs | |
208 | send_gdb "101-gdb-set width 0\n" | |
209 | gdb_expect 10 { | |
210 | -re ".*101-gdb-set width 0\r\n101\\\^done\r\n$mi_gdb_prompt$" { | |
211 | verbose "Setting width to 0." 2 | |
212 | } | |
213 | timeout { | |
214 | warning "Couldn't set the width to 0." | |
215 | } | |
216 | } | |
ecd3fd0f BR |
217 | # If allowing the inferior to have its own PTY then assign the inferior |
218 | # its own terminal device here. | |
219 | if { $separate_inferior_pty } { | |
220 | send_gdb "102-inferior-tty-set $mi_inferior_tty_name\n" | |
221 | gdb_expect 10 { | |
222 | -re ".*102\\\^done\r\n$mi_gdb_prompt$" { | |
223 | verbose "redirect inferior output to new terminal device." | |
224 | } | |
225 | timeout { | |
226 | warning "Couldn't redirect inferior output." 2 | |
227 | } | |
228 | } | |
229 | } | |
fb40c209 | 230 | |
fb40c209 AC |
231 | return 0; |
232 | } | |
233 | ||
234 | # Many of the tests depend on setting breakpoints at various places and | |
235 | # running until that breakpoint is reached. At times, we want to start | |
236 | # with a clean-slate with respect to breakpoints, so this utility proc | |
237 | # lets us do this without duplicating this code everywhere. | |
238 | # | |
239 | ||
240 | proc mi_delete_breakpoints {} { | |
241 | global mi_gdb_prompt | |
242 | ||
243 | # FIXME: The mi operation won't accept a prompt back and will use the 'all' arg | |
244 | send_gdb "102-break-delete\n" | |
245 | gdb_expect 30 { | |
246 | -re "Delete all breakpoints.*y or n.*$" { | |
247 | send_gdb "y\n"; | |
248 | exp_continue | |
249 | } | |
39fb8e9e | 250 | -re "102-break-delete\r\n102\\\^done\r\n$mi_gdb_prompt$" { |
fb40c209 AC |
251 | # This happens if there were no breakpoints |
252 | } | |
f1c8a949 | 253 | timeout { perror "Delete all breakpoints in mi_delete_breakpoints (timeout)" ; return } |
fb40c209 AC |
254 | } |
255 | ||
256 | # The correct output is not "No breakpoints or watchpoints." but an | |
257 | # empty BreakpointTable. Also, a query is not acceptable with mi. | |
258 | send_gdb "103-break-list\n" | |
259 | gdb_expect 30 { | |
260 | -re "103-break-list\r\n103\\\^done,BreakpointTable=\{\}\r\n$mi_gdb_prompt$" {} | |
cff22675 | 261 | -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=\\\[\\\]\}" {} |
fb40c209 AC |
262 | -re "103-break-list\r\n103\\\^doneNo breakpoints or watchpoints.\r\n\r\n$mi_gdb_prompt$" {warning "Unexpected console text received"} |
263 | -re "$mi_gdb_prompt$" { perror "Breakpoints not deleted" ; return } | |
264 | -re "Delete all breakpoints.*or n.*$" { | |
265 | warning "Unexpected prompt for breakpoints deletion"; | |
266 | send_gdb "y\n"; | |
267 | exp_continue | |
268 | } | |
269 | timeout { perror "-break-list (timeout)" ; return } | |
270 | } | |
271 | } | |
272 | ||
273 | proc mi_gdb_reinitialize_dir { subdir } { | |
274 | global mi_gdb_prompt | |
da81390b | 275 | global MIFLAGS |
fb40c209 AC |
276 | |
277 | global suppress_flag | |
278 | if { $suppress_flag } { | |
279 | return | |
280 | } | |
281 | ||
282 | if [is_remote host] { | |
283 | return ""; | |
284 | } | |
285 | ||
da81390b JJ |
286 | if { $MIFLAGS == "-i=mi1" } { |
287 | send_gdb "104-environment-directory\n" | |
288 | gdb_expect 60 { | |
fb40c209 AC |
289 | -re ".*Reinitialize source path to empty.*y or n. " { |
290 | warning "Got confirmation prompt for dir reinitialization." | |
291 | send_gdb "y\n" | |
292 | gdb_expect 60 { | |
293 | -re "$mi_gdb_prompt$" {} | |
294 | timeout {error "Dir reinitialization failed (timeout)"} | |
295 | } | |
296 | } | |
297 | -re "$mi_gdb_prompt$" {} | |
298 | timeout {error "Dir reinitialization failed (timeout)"} | |
da81390b JJ |
299 | } |
300 | } else { | |
301 | send_gdb "104-environment-directory -r\n" | |
302 | gdb_expect 60 { | |
303 | -re "104\\\^done,source-path=.*\r\n$mi_gdb_prompt$" {} | |
304 | -re "$mi_gdb_prompt$" {} | |
305 | timeout {error "Dir reinitialization failed (timeout)"} | |
306 | } | |
fb40c209 AC |
307 | } |
308 | ||
309 | send_gdb "105-environment-directory $subdir\n" | |
310 | gdb_expect 60 { | |
311 | -re "Source directories searched.*$mi_gdb_prompt$" { | |
312 | verbose "Dir set to $subdir" | |
313 | } | |
da81390b | 314 | -re "105\\\^done.*\r\n$mi_gdb_prompt$" { |
fb40c209 AC |
315 | # FIXME: We return just the prompt for now. |
316 | verbose "Dir set to $subdir" | |
317 | # perror "Dir \"$subdir\" failed." | |
318 | } | |
319 | } | |
320 | } | |
321 | ||
da6012e5 DJ |
322 | # Send GDB the "target" command. |
323 | # FIXME: Some of these patterns are not appropriate for MI. Based on | |
324 | # config/monitor.exp:gdb_target_command. | |
325 | proc mi_gdb_target_cmd { targetname serialport } { | |
326 | global mi_gdb_prompt | |
327 | ||
ef783a7d | 328 | set serialport_re [string_to_regexp $serialport] |
da6012e5 DJ |
329 | for {set i 1} {$i <= 3} {incr i} { |
330 | send_gdb "47-target-select $targetname $serialport\n" | |
331 | gdb_expect 60 { | |
332 | -re "47\\^connected.*$mi_gdb_prompt$" { | |
333 | verbose "Set target to $targetname"; | |
334 | return 0; | |
335 | } | |
336 | -re "Couldn't establish connection to remote.*$mi_gdb_prompt$" { | |
337 | verbose "Connection failed"; | |
338 | } | |
339 | -re "Remote MIPS debugging.*$mi_gdb_prompt$" { | |
340 | verbose "Set target to $targetname"; | |
341 | return 0; | |
342 | } | |
ef783a7d | 343 | -re "Remote debugging using .*$serialport_re.*$mi_gdb_prompt$" { |
da6012e5 DJ |
344 | verbose "Set target to $targetname"; |
345 | return 0; | |
346 | } | |
347 | -re "Remote target $targetname connected to.*$mi_gdb_prompt$" { | |
348 | verbose "Set target to $targetname"; | |
349 | return 0; | |
350 | } | |
351 | -re "Connected to.*$mi_gdb_prompt$" { | |
352 | verbose "Set target to $targetname"; | |
353 | return 0; | |
354 | } | |
355 | -re "Ending remote.*$mi_gdb_prompt$" { } | |
356 | -re "Connection refused.*$mi_gdb_prompt$" { | |
357 | verbose "Connection refused by remote target. Pausing, and trying again." | |
358 | sleep 5 | |
359 | continue | |
360 | } | |
361 | -re "Timeout reading from remote system.*$mi_gdb_prompt$" { | |
362 | verbose "Got timeout error from gdb."; | |
363 | } | |
364 | timeout { | |
365 | send_gdb "\ 3"; | |
366 | break | |
367 | } | |
368 | } | |
369 | } | |
370 | return 1 | |
371 | } | |
372 | ||
fb40c209 | 373 | # |
da6012e5 | 374 | # load a file into the debugger (file command only). |
fb40c209 AC |
375 | # return a -1 if anything goes wrong. |
376 | # | |
da6012e5 | 377 | proc mi_gdb_file_cmd { arg } { |
fb40c209 AC |
378 | global verbose |
379 | global loadpath | |
380 | global loadfile | |
381 | global GDB | |
382 | global mi_gdb_prompt | |
b741e217 | 383 | global last_loaded_file |
fb40c209 AC |
384 | upvar timeout timeout |
385 | ||
b741e217 | 386 | set last_loaded_file $arg |
b53f9b27 | 387 | |
da6012e5 DJ |
388 | if [is_remote host] { |
389 | set arg [remote_download host $arg]; | |
390 | if { $arg == "" } { | |
391 | error "download failed" | |
392 | return -1; | |
393 | } | |
394 | } | |
fb40c209 | 395 | |
fb40c209 AC |
396 | # FIXME: Several of these patterns are only acceptable for console |
397 | # output. Queries are an error for mi. | |
398 | send_gdb "105-file-exec-and-symbols $arg\n" | |
399 | gdb_expect 120 { | |
400 | -re "Reading symbols from.*done.*$mi_gdb_prompt$" { | |
401 | verbose "\t\tLoaded $arg into the $GDB" | |
da6012e5 | 402 | return 0 |
fb40c209 AC |
403 | } |
404 | -re "has no symbol-table.*$mi_gdb_prompt$" { | |
405 | perror "$arg wasn't compiled with \"-g\"" | |
406 | return -1 | |
407 | } | |
fb40c209 AC |
408 | -re "Load new symbol table from \".*\".*y or n. $" { |
409 | send_gdb "y\n" | |
410 | gdb_expect 120 { | |
411 | -re "Reading symbols from.*done.*$mi_gdb_prompt$" { | |
412 | verbose "\t\tLoaded $arg with new symbol table into $GDB" | |
413 | # All OK | |
414 | } | |
415 | timeout { | |
416 | perror "(timeout) Couldn't load $arg, other program already loaded." | |
417 | return -1 | |
418 | } | |
419 | } | |
420 | } | |
421 | -re "No such file or directory.*$mi_gdb_prompt$" { | |
422 | perror "($arg) No such file or directory\n" | |
423 | return -1 | |
424 | } | |
425 | -re "105-file-exec-and-symbols .*\r\n105\\\^done\r\n$mi_gdb_prompt$" { | |
da6012e5 DJ |
426 | # We (MI) are just giving the prompt back for now, instead of giving |
427 | # some acknowledgement. | |
428 | return 0 | |
429 | } | |
fb40c209 AC |
430 | timeout { |
431 | perror "couldn't load $arg into $GDB (timed out)." | |
432 | return -1 | |
433 | } | |
da6012e5 | 434 | eof { |
fb40c209 AC |
435 | # This is an attempt to detect a core dump, but seems not to |
436 | # work. Perhaps we need to match .* followed by eof, in which | |
437 | # gdb_expect does not seem to have a way to do that. | |
438 | perror "couldn't load $arg into $GDB (end of file)." | |
439 | return -1 | |
440 | } | |
441 | } | |
da6012e5 DJ |
442 | } |
443 | ||
444 | # | |
b741e217 | 445 | # connect to the target and download a file, if necessary. |
da6012e5 DJ |
446 | # return a -1 if anything goes wrong. |
447 | # | |
b741e217 | 448 | proc mi_gdb_target_load { } { |
da6012e5 DJ |
449 | global verbose |
450 | global loadpath | |
451 | global loadfile | |
452 | global GDB | |
453 | global mi_gdb_prompt | |
454 | upvar timeout timeout | |
455 | ||
da6012e5 | 456 | if { [info procs gdbserver_gdb_load] != "" } { |
b741e217 | 457 | set res [gdbserver_gdb_load] |
da6012e5 DJ |
458 | set protocol [lindex $res 0] |
459 | set gdbport [lindex $res 1] | |
460 | ||
461 | if { [mi_gdb_target_cmd $protocol $gdbport] != 0 } { | |
462 | return -1 | |
463 | } | |
464 | } elseif { [info procs send_target_sid] != "" } { | |
fb40c209 AC |
465 | # For SID, things get complex |
466 | send_target_sid | |
467 | gdb_expect 60 { | |
2f168eed | 468 | -re "\\^done.*$mi_gdb_prompt$" { |
fb40c209 AC |
469 | } |
470 | timeout { | |
471 | perror "Unable to connect to SID target" | |
472 | return -1 | |
473 | } | |
474 | } | |
475 | send_gdb "48-target-download\n" | |
476 | gdb_expect 10 { | |
477 | -re "48\\^done.*$mi_gdb_prompt$" { | |
478 | } | |
479 | timeout { | |
480 | perror "Unable to download to SID target" | |
481 | return -1 | |
482 | } | |
483 | } | |
484 | } elseif { [target_info protocol] == "sim" } { | |
485 | # For the simulator, just connect to it directly. | |
486 | send_gdb "47-target-select sim\n" | |
487 | gdb_expect 10 { | |
488 | -re "47\\^connected.*$mi_gdb_prompt$" { | |
489 | } | |
490 | timeout { | |
491 | perror "Unable to select sim target" | |
492 | return -1 | |
493 | } | |
494 | } | |
495 | send_gdb "48-target-download\n" | |
496 | gdb_expect 10 { | |
497 | -re "48\\^done.*$mi_gdb_prompt$" { | |
498 | } | |
499 | timeout { | |
500 | perror "Unable to download to sim target" | |
501 | return -1 | |
502 | } | |
503 | } | |
b53f9b27 MS |
504 | } elseif { [target_info gdb_protocol] == "remote" } { |
505 | # remote targets | |
8e3049aa PB |
506 | if { [mi_gdb_target_cmd "remote" [target_info netport]] != 0 } { |
507 | perror "Unable to connect to remote target" | |
508 | return -1 | |
b53f9b27 MS |
509 | } |
510 | send_gdb "48-target-download\n" | |
511 | gdb_expect 10 { | |
512 | -re "48\\^done.*$mi_gdb_prompt$" { | |
513 | } | |
514 | timeout { | |
515 | perror "Unable to download to remote target" | |
516 | return -1 | |
517 | } | |
518 | } | |
fb40c209 AC |
519 | } |
520 | return 0 | |
521 | } | |
522 | ||
b741e217 DJ |
523 | # |
524 | # load a file into the debugger. | |
525 | # return a -1 if anything goes wrong. | |
526 | # | |
527 | proc mi_gdb_load { arg } { | |
528 | if { $arg != "" } { | |
529 | return [mi_gdb_file_cmd $arg] | |
530 | } | |
531 | return 0 | |
532 | } | |
533 | ||
ecd3fd0f BR |
534 | # mi_gdb_test COMMAND PATTERN MESSAGE [IPATTERN] -- send a command to gdb; |
535 | # test the result. | |
fb40c209 AC |
536 | # |
537 | # COMMAND is the command to execute, send to GDB with send_gdb. If | |
538 | # this is the null string no command is sent. | |
539 | # PATTERN is the pattern to match for a PASS, and must NOT include | |
540 | # the \r\n sequence immediately before the gdb prompt. | |
f1ea48cb BR |
541 | # MESSAGE is the message to be printed. (If this is the empty string, |
542 | # then sometimes we don't call pass or fail at all; I don't | |
543 | # understand this at all.) | |
ecd3fd0f BR |
544 | # IPATTERN is the pattern to match for the inferior's output. This parameter |
545 | # is optional. If present, it will produce a PASS if the match is | |
546 | # successful, and a FAIL if unsuccessful. | |
fb40c209 AC |
547 | # |
548 | # Returns: | |
549 | # 1 if the test failed, | |
550 | # 0 if the test passes, | |
551 | # -1 if there was an internal error. | |
552 | # | |
553 | proc mi_gdb_test { args } { | |
554 | global verbose | |
555 | global mi_gdb_prompt | |
07c98896 | 556 | global GDB expect_out |
fb40c209 AC |
557 | upvar timeout timeout |
558 | ||
fb40c209 AC |
559 | set command [lindex $args 0] |
560 | set pattern [lindex $args 1] | |
f1ea48cb | 561 | set message [lindex $args 2] |
fb40c209 | 562 | |
ecd3fd0f BR |
563 | if [llength $args]==4 { |
564 | set ipattern [lindex $args 3] | |
565 | } | |
566 | ||
fb40c209 AC |
567 | if [llength $args]==5 { |
568 | set question_string [lindex $args 3]; | |
569 | set response_string [lindex $args 4]; | |
570 | } else { | |
571 | set question_string "^FOOBAR$" | |
572 | } | |
573 | ||
574 | if $verbose>2 then { | |
575 | send_user "Sending \"$command\" to gdb\n" | |
576 | send_user "Looking to match \"$pattern\"\n" | |
577 | send_user "Message is \"$message\"\n" | |
578 | } | |
579 | ||
580 | set result -1 | |
581 | set string "${command}\n"; | |
39fb8e9e BR |
582 | set string_regex [string_to_regexp $command] |
583 | ||
fb40c209 AC |
584 | if { $command != "" } { |
585 | while { "$string" != "" } { | |
586 | set foo [string first "\n" "$string"]; | |
587 | set len [string length "$string"]; | |
588 | if { $foo < [expr $len - 1] } { | |
589 | set str [string range "$string" 0 $foo]; | |
590 | if { [send_gdb "$str"] != "" } { | |
591 | global suppress_flag; | |
592 | ||
593 | if { ! $suppress_flag } { | |
594 | perror "Couldn't send $command to GDB."; | |
595 | } | |
596 | fail "$message"; | |
597 | return $result; | |
598 | } | |
599 | gdb_expect 2 { | |
600 | -re "\[\r\n\]" { } | |
601 | timeout { } | |
602 | } | |
603 | set string [string range "$string" [expr $foo + 1] end]; | |
604 | } else { | |
605 | break; | |
606 | } | |
607 | } | |
608 | if { "$string" != "" } { | |
609 | if { [send_gdb "$string"] != "" } { | |
610 | global suppress_flag; | |
611 | ||
612 | if { ! $suppress_flag } { | |
613 | perror "Couldn't send $command to GDB."; | |
614 | } | |
615 | fail "$message"; | |
616 | return $result; | |
617 | } | |
618 | } | |
619 | } | |
620 | ||
621 | if [info exists timeout] { | |
622 | set tmt $timeout; | |
623 | } else { | |
624 | global timeout; | |
625 | if [info exists timeout] { | |
626 | set tmt $timeout; | |
627 | } else { | |
628 | set tmt 60; | |
629 | } | |
630 | } | |
631 | gdb_expect $tmt { | |
632 | -re "\\*\\*\\* DOSEXIT code.*" { | |
633 | if { $message != "" } { | |
634 | fail "$message"; | |
635 | } | |
636 | gdb_suppress_entire_file "GDB died"; | |
637 | return -1; | |
638 | } | |
639 | -re "Ending remote debugging.*$mi_gdb_prompt\[ \]*$" { | |
640 | if ![isnative] then { | |
641 | warning "Can`t communicate to remote target." | |
642 | } | |
643 | gdb_exit | |
644 | gdb_start | |
645 | set result -1 | |
7ddebc7e | 646 | } |
39fb8e9e BR |
647 | -re "^($string_regex\[\r\n\]+)?($pattern\[\r\n\]+$mi_gdb_prompt\[ \]*)" { |
648 | # At this point, $expect_out(1,string) is the MI input command. | |
649 | # and $expect_out(2,string) is the MI output command. | |
650 | # If $expect_out(1,string) is "", then there was no MI input command here. | |
651 | ||
40e55bef BR |
652 | # NOTE, there is no trailing anchor because with GDB/MI, |
653 | # asynchronous responses can happen at any point, causing more | |
654 | # data to be available. Normally an anchor is used to make | |
655 | # sure the end of the output is matched, however, $mi_gdb_prompt | |
656 | # is just as good of an anchor since mi_gdb_test is meant to | |
657 | # match a single mi output command. If a second GDB/MI output | |
658 | # response is sent, it will be in the buffer for the next | |
659 | # time mi_gdb_test is called. | |
7ddebc7e KS |
660 | if ![string match "" $message] then { |
661 | pass "$message" | |
662 | } | |
663 | set result 0 | |
fb40c209 AC |
664 | } |
665 | -re "(${question_string})$" { | |
666 | send_gdb "$response_string\n"; | |
667 | exp_continue; | |
668 | } | |
669 | -re "Undefined.* command:.*$mi_gdb_prompt\[ \]*$" { | |
670 | perror "Undefined command \"$command\"." | |
671 | fail "$message" | |
672 | set result 1 | |
673 | } | |
674 | -re "Ambiguous command.*$mi_gdb_prompt\[ \]*$" { | |
675 | perror "\"$command\" is not a unique command name." | |
676 | fail "$message" | |
677 | set result 1 | |
fb40c209 AC |
678 | } |
679 | -re "Program exited with code \[0-9\]+.*$mi_gdb_prompt\[ \]*$" { | |
680 | if ![string match "" $message] then { | |
ed4c619a | 681 | set errmsg "$message (the program exited)" |
fb40c209 | 682 | } else { |
ed4c619a | 683 | set errmsg "$command (the program exited)" |
fb40c209 AC |
684 | } |
685 | fail "$errmsg" | |
686 | return -1 | |
687 | } | |
688 | -re "The program is not being run.*$mi_gdb_prompt\[ \]*$" { | |
689 | if ![string match "" $message] then { | |
ed4c619a | 690 | set errmsg "$message (the program is no longer running)" |
fb40c209 | 691 | } else { |
ed4c619a | 692 | set errmsg "$command (the program is no longer running)" |
fb40c209 AC |
693 | } |
694 | fail "$errmsg" | |
695 | return -1 | |
696 | } | |
697 | -re ".*$mi_gdb_prompt\[ \]*$" { | |
698 | if ![string match "" $message] then { | |
699 | fail "$message" | |
700 | } | |
701 | set result 1 | |
702 | } | |
703 | "<return>" { | |
704 | send_gdb "\n" | |
705 | perror "Window too small." | |
706 | fail "$message" | |
707 | } | |
708 | -re "\\(y or n\\) " { | |
709 | send_gdb "n\n" | |
710 | perror "Got interactive prompt." | |
711 | fail "$message" | |
712 | } | |
713 | eof { | |
714 | perror "Process no longer exists" | |
715 | if { $message != "" } { | |
716 | fail "$message" | |
717 | } | |
718 | return -1 | |
719 | } | |
720 | full_buffer { | |
721 | perror "internal buffer is full." | |
722 | fail "$message" | |
723 | } | |
724 | timeout { | |
725 | if ![string match "" $message] then { | |
726 | fail "$message (timeout)" | |
727 | } | |
728 | set result 1 | |
729 | } | |
730 | } | |
ecd3fd0f BR |
731 | |
732 | # If the GDB output matched, compare the inferior output. | |
733 | if { $result == 0 } { | |
734 | if [ info exists ipattern ] { | |
735 | global mi_inferior_spawn_id | |
736 | expect { | |
737 | -i $mi_inferior_spawn_id -re "$ipattern" { | |
738 | pass "inferior_output:$message" | |
739 | } | |
740 | timeout { | |
741 | fail "inferior output timeout" | |
742 | set result 1 | |
743 | } | |
744 | } | |
745 | } | |
746 | } | |
747 | ||
fb40c209 AC |
748 | return $result |
749 | } | |
750 | ||
751 | # | |
752 | # MI run command. (A modified version of gdb_run_cmd) | |
753 | # | |
754 | ||
755 | # In patterns, the newline sequence ``\r\n'' is matched explicitly as | |
756 | # ``.*$'' could swallow up output that we attempt to match elsewhere. | |
757 | ||
758 | proc mi_run_cmd {args} { | |
759 | global suppress_flag | |
760 | if { $suppress_flag } { | |
761 | return -1 | |
762 | } | |
763 | global mi_gdb_prompt | |
764 | ||
765 | if [target_info exists gdb_init_command] { | |
766 | send_gdb "[target_info gdb_init_command]\n"; | |
767 | gdb_expect 30 { | |
768 | -re "$mi_gdb_prompt$" { } | |
769 | default { | |
770 | perror "gdb_init_command for target failed"; | |
771 | return; | |
772 | } | |
773 | } | |
774 | } | |
775 | ||
b741e217 DJ |
776 | if { [mi_gdb_target_load] < 0 } { |
777 | return | |
778 | } | |
779 | ||
fb40c209 AC |
780 | if [target_info exists use_gdb_stub] { |
781 | if [target_info exists gdb,do_reload_on_run] { | |
fb40c209 AC |
782 | send_gdb "000-exec-continue\n"; |
783 | gdb_expect 60 { | |
1df0c130 | 784 | -re "000\\^running\[\r\n\]+$mi_gdb_prompt$" {} |
fb40c209 AC |
785 | default {} |
786 | } | |
787 | return; | |
788 | } | |
6a90e1d0 AC |
789 | |
790 | if [target_info exists gdb,start_symbol] { | |
791 | set start [target_info gdb,start_symbol]; | |
792 | } else { | |
793 | set start "start"; | |
794 | } | |
795 | ||
796 | # HACK: Should either use 000-jump or fix the target code | |
797 | # to better handle RUN. | |
798 | send_gdb "jump *$start\n" | |
799 | warning "Using CLI jump command, expect run-to-main FAIL" | |
800 | return | |
fb40c209 AC |
801 | } |
802 | ||
803 | send_gdb "000-exec-run $args\n" | |
804 | gdb_expect { | |
805 | -re "000\\^running\r\n${mi_gdb_prompt}" { | |
806 | } | |
807 | timeout { | |
808 | perror "Unable to start target" | |
809 | return | |
810 | } | |
811 | } | |
2d0720d9 | 812 | # NOTE: Shortly after this there will be a ``000*stopped,...(gdb)'' |
fb40c209 AC |
813 | } |
814 | ||
815 | # | |
816 | # Just like run-to-main but works with the MI interface | |
817 | # | |
818 | ||
819 | proc mi_run_to_main { } { | |
820 | global suppress_flag | |
821 | if { $suppress_flag } { | |
822 | return -1 | |
823 | } | |
824 | ||
fb40c209 AC |
825 | global srcdir |
826 | global subdir | |
827 | global binfile | |
828 | global srcfile | |
829 | ||
fb40c209 AC |
830 | mi_delete_breakpoints |
831 | mi_gdb_reinitialize_dir $srcdir/$subdir | |
832 | mi_gdb_load ${binfile} | |
833 | ||
08b468e0 KS |
834 | mi_runto main |
835 | } | |
fb40c209 | 836 | |
08b468e0 KS |
837 | |
838 | # Just like gdb's "runto" proc, it will run the target to a given | |
839 | # function. The big difference here between mi_runto and mi_execute_to | |
840 | # is that mi_execute_to must have the inferior running already. This | |
841 | # proc will (like gdb's runto) (re)start the inferior, too. | |
842 | # | |
843 | # FUNC is the linespec of the place to stop (it inserts a breakpoint here). | |
844 | # It returns: | |
845 | # -1 if test suppressed, failed, timedout | |
846 | # 0 if test passed | |
847 | ||
f7e97bb3 | 848 | proc mi_runto_helper {func run_or_continue} { |
08b468e0 KS |
849 | global suppress_flag |
850 | if { $suppress_flag } { | |
851 | return -1 | |
852 | } | |
853 | ||
854 | global mi_gdb_prompt expect_out | |
76ff342d | 855 | global hex decimal fullname_syntax |
08b468e0 KS |
856 | |
857 | set test "mi runto $func" | |
038224f6 VP |
858 | mi_gdb_test "200-break-insert -t $func" \ |
859 | "200\\^done,bkpt=\{number=\"\[0-9\]+\",type=\"breakpoint\",disp=\"del\",enabled=\"y\",addr=\"$hex\",func=\"$func\(\\\(.*\\\)\)?\",file=\".*\",line=\"\[0-9\]*\",times=\"0\"\}" \ | |
08b468e0 KS |
860 | "breakpoint at $func" |
861 | ||
862 | if {![regexp {number="[0-9]+"} $expect_out(buffer) str] | |
863 | || ![scan $str {number="%d"} bkptno]} { | |
864 | set bkptno {[0-9]+} | |
865 | } | |
866 | ||
f7e97bb3 VP |
867 | if {$run_or_continue == "run"} { |
868 | mi_run_cmd | |
869 | } else { | |
74a44383 DJ |
870 | send_gdb "000-exec-continue\n" |
871 | gdb_expect { | |
872 | -re "000\\^running\r\n${mi_gdb_prompt}" { | |
873 | } | |
874 | timeout { | |
875 | fail "$test" | |
876 | return -1 | |
877 | } | |
878 | } | |
f7e97bb3 | 879 | } |
74a44383 | 880 | |
08b468e0 | 881 | gdb_expect { |
038224f6 | 882 | -re ".*000\\*stopped,thread-id=\"$decimal\",frame=\{addr=\"$hex\",func=\"$func\",args=\(\\\[.*\\\]\|\{.*\}\),file=\".*\",fullname=\"${fullname_syntax}.*\",line=\"\[0-9\]*\"\}\r\n$mi_gdb_prompt$" { |
08b468e0 KS |
883 | pass "$test" |
884 | return 0 | |
885 | } | |
886 | -re ".*$mi_gdb_prompt$" { | |
887 | fail "$test (2)" | |
888 | } | |
889 | timeout { | |
890 | fail "$test (timeout)" | |
891 | return -1 | |
892 | } | |
893 | } | |
fb40c209 AC |
894 | } |
895 | ||
f7e97bb3 VP |
896 | proc mi_runto {func} { |
897 | mi_runto_helper $func "run" | |
898 | } | |
fb40c209 AC |
899 | |
900 | # Next to the next statement | |
08b468e0 | 901 | # For return values, see mi_execute_to_helper |
fb40c209 AC |
902 | |
903 | proc mi_next { test } { | |
dc360f58 | 904 | return [mi_next_to {.*} {.*} {.*} {.*} $test] |
fb40c209 AC |
905 | } |
906 | ||
907 | ||
908 | # Step to the next statement | |
08b468e0 | 909 | # For return values, see mi_execute_to_helper |
fb40c209 AC |
910 | |
911 | proc mi_step { test } { | |
dc360f58 | 912 | return [mi_step_to {.*} {.*} {.*} {.*} $test] |
fb40c209 | 913 | } |
dcf95b47 DJ |
914 | |
915 | # cmd should not include the number or newline (i.e. "exec-step 3", not | |
916 | # "220-exec-step 3\n" | |
917 | ||
1902c51f DJ |
918 | # Can not match -re ".*\r\n${mi_gdb_prompt}", because of false positives |
919 | # after the first prompt is printed. | |
920 | ||
08b468e0 | 921 | proc mi_execute_to_helper { cmd reason func args file line extra test } { |
dcf95b47 DJ |
922 | global suppress_flag |
923 | if { $suppress_flag } { | |
924 | return -1 | |
925 | } | |
926 | global mi_gdb_prompt | |
927 | global hex | |
928 | global decimal | |
76ff342d | 929 | global fullname_syntax |
dcf95b47 DJ |
930 | send_gdb "220-$cmd\n" |
931 | gdb_expect { | |
39fb8e9e | 932 | -re "220\\^running\r\n${mi_gdb_prompt}.*220\\*stopped,reason=\"$reason\",thread-id=\"$decimal\",frame=\{addr=\"$hex\",func=\"$func\",args=$args,file=\".*$file\",fullname=\"${fullname_syntax}$file\",line=\"$line\"\}$extra\r\n$mi_gdb_prompt$" { |
dcf95b47 DJ |
933 | pass "$test" |
934 | return 0 | |
935 | } | |
39fb8e9e | 936 | -re "220\\^running\r\n${mi_gdb_prompt}.*220\\*stopped,reason=\"$reason\",thread-id=\"$decimal\",frame=\{addr=\"$hex\",func=\".*\",args=\[\\\[\{\].*\[\\\]\}\],file=\".*\",fullname=\"${fullname_syntax}.*\",line=\"\[0-9\]*\"\}.*\r\n$mi_gdb_prompt$" { |
dcf95b47 DJ |
937 | fail "$test (stopped at wrong place)" |
938 | return -1 | |
939 | } | |
940 | -re "220\\^running\r\n${mi_gdb_prompt}.*\r\n${mi_gdb_prompt}$" { | |
941 | fail "$test (unknown output after running)" | |
942 | return -1 | |
943 | } | |
dcf95b47 DJ |
944 | timeout { |
945 | fail "$test (timeout)" | |
946 | return -1 | |
947 | } | |
948 | } | |
949 | } | |
950 | ||
08b468e0 KS |
951 | proc mi_execute_to { cmd reason func args file line extra test } { |
952 | mi_execute_to_helper "$cmd" "$reason" "$func" "\\\[$args\\\]" \ | |
dcf95b47 DJ |
953 | "$file" "$line" "$extra" "$test" |
954 | } | |
955 | ||
956 | proc mi_next_to { func args file line test } { | |
08b468e0 | 957 | mi_execute_to "exec-next" "end-stepping-range" "$func" "$args" \ |
dcf95b47 DJ |
958 | "$file" "$line" "" "$test" |
959 | } | |
960 | ||
961 | proc mi_step_to { func args file line test } { | |
08b468e0 | 962 | mi_execute_to "exec-step" "end-stepping-range" "$func" "$args" \ |
dcf95b47 DJ |
963 | "$file" "$line" "" "$test" |
964 | } | |
965 | ||
966 | proc mi_finish_to { func args file line result ret test } { | |
08b468e0 | 967 | mi_execute_to "exec-finish" "function-finished" "$func" "$args" \ |
dcf95b47 DJ |
968 | "$file" "$line" \ |
969 | ",gdb-result-var=\"$result\",return-value=\"$ret\"" \ | |
970 | "$test" | |
971 | } | |
972 | ||
f7e97bb3 VP |
973 | proc mi_continue_to {func} { |
974 | mi_runto_helper $func "continue" | |
dcf95b47 DJ |
975 | } |
976 | ||
08b468e0 KS |
977 | proc mi0_execute_to { cmd reason func args file line extra test } { |
978 | mi_execute_to_helper "$cmd" "$reason" "$func" "\{$args\}" \ | |
dcf95b47 DJ |
979 | "$file" "$line" "$extra" "$test" |
980 | } | |
981 | ||
982 | proc mi0_next_to { func args file line test } { | |
08b468e0 | 983 | mi0_execute_to "exec-next" "end-stepping-range" "$func" "$args" \ |
dcf95b47 DJ |
984 | "$file" "$line" "" "$test" |
985 | } | |
986 | ||
987 | proc mi0_step_to { func args file line test } { | |
08b468e0 | 988 | mi0_execute_to "exec-step" "end-stepping-range" "$func" "$args" \ |
dcf95b47 DJ |
989 | "$file" "$line" "" "$test" |
990 | } | |
991 | ||
992 | proc mi0_finish_to { func args file line result ret test } { | |
08b468e0 | 993 | mi0_execute_to "exec-finish" "function-finished" "$func" "$args" \ |
dcf95b47 DJ |
994 | "$file" "$line" \ |
995 | ",gdb-result-var=\"$result\",return-value=\"$ret\"" \ | |
996 | "$test" | |
997 | } | |
998 | ||
999 | proc mi0_continue_to { bkptno func args file line test } { | |
08b468e0 | 1000 | mi0_execute_to "exec-continue" "breakpoint-hit\",bkptno=\"$bkptno" \ |
dcf95b47 DJ |
1001 | "$func" "$args" "$file" "$line" "" "$test" |
1002 | } | |
b26ed50d VP |
1003 | |
1004 | # Creates varobj named NAME for EXPRESSION. | |
1005 | # Name cannot be "-". | |
1006 | proc mi_create_varobj { name expression testname } { | |
1007 | mi_gdb_test "-var-create $name * $expression" \ | |
983c9c8f | 1008 | "\\^done,name=\"$name\",numchild=\"\[0-9\]+\",value=\".*\",type=.*" \ |
b26ed50d VP |
1009 | $testname |
1010 | } | |
1011 | ||
6e2a9270 VP |
1012 | # Deletes the specified NAME. |
1013 | proc mi_delete_varobj { name testname } { | |
1014 | mi_gdb_test "-var-delete $name" \ | |
1015 | "\\^done,ndeleted=.*" \ | |
1016 | $testname | |
1017 | } | |
1018 | ||
b26ed50d VP |
1019 | # Updates varobj named NAME and checks that all varobjs in EXPECTED |
1020 | # are reported as updated, and no other varobj is updated. | |
1021 | # Assumes that no varobj is out of scope and that no varobj changes | |
1022 | # types. | |
1023 | proc mi_varobj_update { name expected testname } { | |
1024 | set er "\\^done,changelist=\\\[" | |
1025 | set first 1 | |
1026 | foreach item $expected { | |
1027 | set v "{name=\"$item\",in_scope=\"true\",type_changed=\"false\"}" | |
25d5ea92 | 1028 | if {$first == 1} { |
b26ed50d | 1029 | set er "$er$v" |
25d5ea92 | 1030 | set first 0 |
b26ed50d VP |
1031 | } else { |
1032 | set er "$er,$v" | |
1033 | } | |
1034 | } | |
1035 | set er "$er\\\]" | |
1036 | ||
1037 | verbose -log "Expecting: $er" 2 | |
1038 | mi_gdb_test "-var-update $name" $er $testname | |
1039 | } | |
1040 | ||
1041 | proc mi_check_varobj_value { name value testname } { | |
1042 | ||
1043 | mi_gdb_test "-var-evaluate-expression $name" \ | |
1044 | "\\^done,value=\"$value\"" \ | |
1045 | $testname | |
1046 | } | |
038224f6 VP |
1047 | |
1048 | # Check the results of the: | |
1049 | # | |
1050 | # -var-list-children VARNAME | |
1051 | # | |
1052 | # command. The CHILDREN parement should be a list of lists. | |
1053 | # Each inner list can have either 3 or 4 elements, describing | |
1054 | # fields that gdb is expected to report for child variable object, | |
1055 | # in the following order | |
1056 | # | |
1057 | # - Name | |
1058 | # - Expression | |
1059 | # - Number of children | |
1060 | # - Type | |
1061 | # | |
1062 | # If inner list has 3 elements, the gdb is expected to output no | |
1063 | # type for a child. | |
1064 | # | |
1065 | proc mi_list_varobj_children { varname children testname } { | |
1066 | ||
1067 | set numchildren [llength $children] | |
1068 | set children_exp {} | |
1069 | set whatever "\"\[^\"\]+\"" | |
1070 | ||
1071 | foreach item $children { | |
1072 | ||
1073 | set name [lindex $item 0] | |
1074 | set exp [lindex $item 1] | |
1075 | set numchild [lindex $item 2] | |
1076 | if {[llength $item] == 4} { | |
1077 | set type [lindex $item 3] | |
1078 | ||
1079 | lappend children_exp\ | |
1080 | "child={name=\"$name\",exp=\"$exp\",numchild=\"$numchild\",type=\"$type\"}" | |
1081 | } else { | |
1082 | lappend children_exp\ | |
1083 | "child={name=\"$name\",exp=\"$exp\",numchild=\"$numchild\"}" | |
1084 | } | |
1085 | } | |
1086 | set children_exp_j [join $children_exp ","] | |
1087 | set expected "\\^done,numchild=\"$numchildren\",children=\\\[$children_exp_j\\\]" | |
1088 | ||
1089 | verbose -log "Expecting: $expected" | |
1090 | ||
1091 | mi_gdb_test "-var-list-children $varname" $expected $testname | |
1092 | } | |
2d0720d9 VP |
1093 | |
1094 | # A list of two-element lists. First element of each list is | |
1095 | # a Tcl statement, and the second element is the line | |
1096 | # number of source C file where the statement originates. | |
1097 | set mi_autotest_data "" | |
1098 | # The name of the source file for autotesting. | |
1099 | set mi_autotest_source "" | |
1100 | ||
1101 | proc count_newlines { string } { | |
1102 | return [regexp -all "\n" $string] | |
1103 | } | |
1104 | ||
1105 | # Prepares for running inline tests in FILENAME. | |
1106 | # See comments for mi_run_inline_test for detailed | |
1107 | # explanation of the idea and syntax. | |
1108 | proc mi_prepare_inline_tests { filename } { | |
1109 | ||
1110 | global srcdir | |
1111 | global subdir | |
1112 | global mi_autotest_source | |
1113 | global mi_autotest_data | |
1114 | ||
1115 | set mi_autotest_data {} | |
1116 | ||
1117 | set mi_autotest_source $filename | |
1118 | ||
1119 | if { ! [regexp "^/" "$filename"] } then { | |
1120 | set filename "$srcdir/$subdir/$filename" | |
1121 | } | |
1122 | ||
1123 | set chan [open $filename] | |
1124 | set content [read $chan] | |
1125 | set line_number 1 | |
1126 | while {1} { | |
1127 | set start [string first "/*:" $content] | |
1128 | if {$start != -1} { | |
1129 | set end [string first ":*/" $content] | |
1130 | if {$end == -1} { | |
1131 | error "Unterminated special comment in $filename" | |
1132 | } | |
1133 | ||
1134 | set prefix [string range $content 0 $start] | |
1135 | set prefix_newlines [count_newlines $prefix] | |
1136 | ||
1137 | set line_number [expr $line_number+$prefix_newlines] | |
1138 | set comment_line $line_number | |
1139 | ||
1140 | set comment [string range $content [expr $start+3] [expr $end-1]] | |
1141 | ||
1142 | set comment_newlines [count_newlines $comment] | |
1143 | set line_number [expr $line_number+$comment_newlines] | |
1144 | ||
1145 | set comment [string trim $comment] | |
1146 | set content [string range $content [expr $end+3] \ | |
1147 | [string length $content]] | |
1148 | lappend mi_autotest_data [list $comment $comment_line] | |
1149 | } else { | |
1150 | break | |
1151 | } | |
1152 | } | |
1153 | close $chan | |
1154 | } | |
1155 | ||
1156 | # Helper to mi_run_inline_test below. | |
1157 | # Return the list of all (statement,line_number) lists | |
1158 | # that comprise TESTCASE. The begin and end markers | |
1159 | # are not included. | |
1160 | proc mi_get_inline_test {testcase} { | |
1161 | ||
1162 | global mi_gdb_prompt | |
1163 | global mi_autotest_data | |
1164 | global mi_autotest_source | |
1165 | ||
1166 | set result {} | |
1167 | ||
1168 | set seen_begin 0 | |
1169 | set seen_end 0 | |
1170 | foreach l $mi_autotest_data { | |
1171 | ||
1172 | set comment [lindex $l 0] | |
1173 | ||
1174 | if {$comment == "BEGIN: $testcase"} { | |
1175 | set seen_begin 1 | |
1176 | } elseif {$comment == "END: $testcase"} { | |
1177 | set seen_end 1 | |
1178 | break | |
1179 | } elseif {$seen_begin==1} { | |
1180 | lappend result $l | |
1181 | } | |
1182 | } | |
1183 | ||
1184 | if {$seen_begin == 0} { | |
1185 | error "Autotest $testcase not found" | |
1186 | } | |
1187 | ||
1188 | if {$seen_begin == 1 && $seen_end == 0} { | |
1189 | error "Missing end marker for test $testcase" | |
1190 | } | |
1191 | ||
1192 | return $result | |
1193 | } | |
1194 | ||
1195 | # Sets temporary breakpoint at LOCATION. | |
1196 | proc mi_tbreak {location} { | |
1197 | ||
1198 | global mi_gdb_prompt | |
1199 | ||
1200 | mi_gdb_test "-break-insert -t $location" \ | |
1201 | {\^done,bkpt=.*} \ | |
1202 | "run to $location (set breakpoint)" | |
1203 | } | |
1204 | ||
1205 | # Send COMMAND that must be a command that resumes | |
1206 | # the inferiour (run/continue/next/etc) and consumes | |
1207 | # the "^running" output from it. | |
1208 | proc mi_send_resuming_command {command test} { | |
1209 | ||
1210 | global mi_gdb_prompt | |
1211 | ||
1212 | send_gdb "220-$command\n" | |
1213 | gdb_expect { | |
1214 | -re "220\\^running\r\n${mi_gdb_prompt}" { | |
1215 | } | |
1216 | timeout { | |
1217 | fail $test | |
1218 | } | |
1219 | } | |
1220 | } | |
1221 | ||
1222 | # Helper to mi_run_inline_test below. | |
1223 | # Sets a temporary breakpoint at LOCATION and runs | |
1224 | # the program using COMMAND. When the program is stopped | |
1225 | # returns the line at which it. Returns -1 if line cannot | |
1226 | # be determined. | |
1227 | # Does not check that the line is the same as requested. | |
1228 | # The caller can check itself if required. | |
a73bafbc | 1229 | proc mi_continue_to_line {location test} { |
2d0720d9 VP |
1230 | |
1231 | mi_tbreak $location | |
1232 | mi_send_resuming_command "exec-continue" "run to $location (exec-continue)" | |
a73bafbc | 1233 | return [mi_wait_for_stop $test] |
2d0720d9 VP |
1234 | } |
1235 | ||
1236 | # Wait until gdb prints the current line. | |
1237 | proc mi_wait_for_stop {test} { | |
1238 | ||
1239 | global mi_gdb_prompt | |
1240 | ||
1241 | gdb_expect { | |
1242 | -re ".*line=\"(.*)\".*\r\n$mi_gdb_prompt$" { | |
1243 | return $expect_out(1,string) | |
1244 | } | |
1245 | -re ".*$mi_gdb_prompt$" { | |
1246 | fail "wait for stop ($test)" | |
1247 | } | |
1248 | timeout { | |
1249 | fail "wait for stop ($test)" | |
1250 | } | |
1251 | } | |
1252 | } | |
1253 | ||
1254 | # Run a MI test embedded in comments in a C file. | |
1255 | # The C file should contain special comments in the following | |
1256 | # three forms: | |
1257 | # | |
1258 | # /*: BEGIN: testname :*/ | |
1259 | # /*: <Tcl statements> :*/ | |
1260 | # /*: END: testname :*/ | |
1261 | # | |
1262 | # This procedure find the begin and end marker for the requested | |
1263 | # test. Then, a temporary breakpoint is set at the begin | |
1264 | # marker and the program is run (from start). | |
1265 | # | |
1266 | # After that, for each special comment between the begin and end | |
1267 | # marker, the Tcl statements are executed. It is assumed that | |
1268 | # for each comment, the immediately preceding line is executable | |
1269 | # C statement. Then, gdb will be single-stepped until that | |
1270 | # preceding C statement is executed, and after that the | |
1271 | # Tcl statements in the comment will be executed. | |
1272 | # | |
1273 | # For example: | |
1274 | # | |
1275 | # /*: BEGIN: assignment-test :*/ | |
1276 | # v = 10; | |
1277 | # /*: <Tcl code to check that 'v' is indeed 10 :*/ | |
1278 | # /*: END: assignment-test :*/ | |
1279 | # | |
1280 | # The mi_prepare_inline_tests function should be called before | |
1281 | # calling this function. A given C file can contain several | |
1282 | # inline tests. The names of the tests must be unique within one | |
1283 | # C file. | |
1284 | # | |
1285 | proc mi_run_inline_test { testcase } { | |
1286 | ||
1287 | global mi_gdb_prompt | |
1288 | global hex | |
1289 | global decimal | |
1290 | global fullname_syntax | |
1291 | global mi_autotest_source | |
1292 | ||
1293 | set commands [mi_get_inline_test $testcase] | |
1294 | ||
1295 | set first 1 | |
1296 | set line_now 1 | |
1297 | ||
1298 | foreach c $commands { | |
1299 | set statements [lindex $c 0] | |
1300 | set line [lindex $c 1] | |
1301 | set line [expr $line-1] | |
1302 | ||
1303 | # We want gdb to be stopped at the expression immediately | |
1304 | # before the comment. If this is the first comment, the | |
1305 | # program is either not started yet or is in some random place, | |
1306 | # so we run it. For further comments, we might be already | |
1307 | # standing at the right line. If not continue till the | |
1308 | # right line. | |
1309 | ||
1310 | if {$first==1} { | |
1311 | # Start the program afresh. | |
1312 | mi_tbreak "$mi_autotest_source:$line" | |
1313 | mi_run_cmd | |
1314 | set line_now [mi_wait_for_stop "$testcase: step to $line"] | |
1315 | set first 0 | |
1316 | } elseif {$line_now!=$line} { | |
25d5ea92 | 1317 | set line_now [mi_continue_to_line "$mi_autotest_source:$line" "continue to $line"] |
2d0720d9 VP |
1318 | } |
1319 | ||
1320 | if {$line_now!=$line} { | |
1321 | fail "$testcase: go to line $line" | |
1322 | } | |
1323 | ||
1324 | # We're not at the statement right above the comment. | |
1325 | # Execute that statement so that the comment can test | |
1326 | # the state after the statement is executed. | |
1327 | ||
1328 | # Single-step past the line. | |
1329 | mi_send_resuming_command "exec-next" "$testcase: step over $line" | |
1330 | set line_now [mi_wait_for_stop "$testcase: step over $line"] | |
1331 | ||
1332 | # We probably want to use 'uplevel' so that statements | |
1333 | # have direct access to global variables that the | |
1334 | # main 'exp' file has set up. But it's not yet clear, | |
1335 | # will need more experience to be sure. | |
1336 | eval $statements | |
1337 | } | |
1338 | } |