1 # Copyright 1998-2003, 2007-2012 Free Software Foundation, Inc.
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 3 of the License, or
6 # (at your option) any later version.
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.
13 # You should have received a copy of the GNU General Public License
14 # along with this program. If not, see <http://www.gnu.org/licenses/>.
16 # This file was written by Elena Zannoni (ezannoni@cygnus.com)
18 # this file tests maintenance commands and help on those.
20 # source file used is break.c
23 #maintenance check-symtabs -- Check consistency of psymtabs and symtabs
24 #maintenance space -- Set the display of space usage
25 #maintenance set -- Set GDB internal variables used by the GDB maintainer
26 #maintenance show -- Show GDB internal variables used by the GDB maintainer
27 #maintenance time -- Set the display of time usage
28 #maintenance demangle -- Demangle a C++ mangled name
29 #maintenance dump-me -- Get fatal error; make debugger dump its core
30 #maintenance print -- Maintenance command for printing GDB internal state
31 #maintenance info -- Commands for showing internal info about the program being debugged
32 #maintenance internal-error -- Give GDB an internal error.
34 #maintenance print dummy-frames -- Print the dummy frame stack
35 #maintenance print statistics -- Print statistics about internal gdb state
36 #maintenance print objfiles -- Print dump of current object file definitions
37 #maintenance print psymbols -- Print dump of current partial symbol definitions
38 #maintenance print msymbols -- Print dump of current minimal symbol definitions
39 #maintenance print symbols -- Print dump of current symbol definitions
40 #maintenance print type -- Print a type chain for a given symbol
41 #maintenance print unwind -- Print unwind table entry at given address
44 #maintenance info sections -- List the BFD sections of the exec and core files
45 #maintenance info breakpoints -- Status of all breakpoints
51 set srcfile ${testfile}.c
52 set srcfile1 ${testfile}1.c
53 set binfile ${objdir}/${subdir}/${testfile}
55 if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}0.o" object {debug nowarnings}] != "" } {
60 if { [gdb_compile "${srcdir}/${subdir}/${srcfile1}" "${binfile}1.o" object {debug nowarnings}] != "" } {
65 if { [gdb_compile "${binfile}0.o ${binfile}1.o" "${binfile}" executable {debug nowarnings}] != "" } {
73 gdb_reinitialize_dir $srcdir/$subdir
75 # The commands we test here produce many lines of output; disable "press
76 # <return> to continue" prompts.
77 gdb_test_no_output "set height 0"
79 # Tests that require that no program is running
81 gdb_file_cmd ${binfile}
83 # Test for a regression where this command would internal-error if the
84 # program wasn't running.
85 gdb_test "maint print registers" "Name.*Nr.*Rel.*Offset.*Size.*Type.*"
87 # Tests that can or should be done with a running program
91 if ![runto_main] then {
92 perror "tests suppressed"
97 # this command does not produce any output
98 # unless there is some problem with the symtabs and psymtabs
99 # so that branch will really never be covered in this tests here!!
102 # guo: on linux this command output is huge. for some reason splitting up
103 # the regexp checks works.
105 send_gdb "maint check-symtabs\n"
107 -re "^maint check-symtabs" {
109 -re "$gdb_prompt $" {
110 pass "maint check-symtabs"
112 timeout { fail "(timeout) maint check-symtabs" }
115 -re ".*$gdb_prompt $" { fail "maint check-symtabs" }
116 timeout { fail "(timeout) maint check-symtabs" }
119 gdb_test "maint space" \
120 "\"maintenance space\" takes a numeric argument\\."
122 gdb_test "maint space 1" \
123 "Space used: $decimal \\(\\+$decimal for this command\\)"
125 gdb_test "maint time" \
126 "\"maintenance time\" takes a numeric argument\\..*Space used: $decimal \\(\\+$decimal for this command\\)"
128 gdb_test "maint time 1" \
129 "Command execution time: $decimal.*Space used: $decimal \\(\\+$decimal for this command\\)"
131 gdb_test "maint time 0" \
132 "Space used: $decimal \\(\\+$decimal for this command\\)"
134 gdb_test_no_output "maint space 0"
136 gdb_test "maint demangle" \
137 "\"maintenance demangle\" takes an argument to demangle\\."
139 gdb_test "maint demangle main" "Can't demangle \"main\""
143 # The timeout value is raised, because printing all the symbols and
144 # statistical information about Cygwin and Windows libraries takes a lot
146 if [istarget "*-*-cygwin*"] {
147 set oldtimeout $timeout
148 set timeout [expr $timeout + 500]
151 send_gdb "maint print statistics\n"
153 -re "Statistics for\[^\n\r\]*break\[^\n\r\]*:\r\n Number of \"minimal\" symbols read: $decimal\r\n Number of \"partial\" symbols read: $decimal\r\n Number of \"full\" symbols read: $decimal\r\n Number of \"types\" defined: $decimal\r\n Number of psym tables \\(not yet expanded\\): $decimal\r\n Number of symbol tables: $decimal\r\n Number of symbol tables with line tables: $decimal\r\n Number of symbol tables with blockvectors: $decimal\r\n Total memory used for objfile obstack: $decimal\r\n Total memory used for BFD obstack: $decimal\r\n Total memory used for psymbol cache: $decimal\r\n Total memory used for macro cache: $decimal\r\n Total memory used for file name cache: $decimal\r\n" {
155 -re "$gdb_prompt $" {
156 pass "maint print statistics"
158 timeout { fail "(timeout) maint print statistics" }
161 -re ".*$gdb_prompt $" { fail "maint print statistics" }
162 timeout { fail "(timeout) maint print statistics" }
165 # There aren't any ...
166 gdb_test_no_output "maint print dummy-frames"
168 send_gdb "maint print objfiles\n"
170 # To avoid timeouts, we avoid expects with many .* patterns that match
171 # many lines. Instead, we keep track of which milestones we've seen
172 # in the output, and stop when we've seen all of them.
179 while {$keep_looking} {
182 -re ".*Object file.*break($EXEEXT)?: Objfile at $hex, bfd at $hex, \[0-9\]* minsyms\[\r\t \]+\n" { set header 1 }
183 -re ".*Psymtabs:\[\r\t \]+\n" { set psymtabs 1 }
184 -re ".*Symtabs:\[\r\t \]+\n" { set symtabs 1 }
186 -re ".*$gdb_prompt $" {
190 fail "(timeout) maint print objfiles"
196 proc maint_pass_if {val name} {
197 if $val { pass $name } else { fail $name }
200 maint_pass_if $header "maint print objfiles: header"
201 maint_pass_if $psymtabs "maint print objfiles: psymtabs"
202 maint_pass_if $symtabs "maint print objfiles: symtabs"
204 gdb_test "maint print psymbols" \
205 "print-psymbols takes an output file name and optional symbol file name" \
206 "maint print psymbols w/o args"
210 send_gdb "maint print psymbols psymbols_output ${srcdir}/${subdir}/${srcfile}\n"
212 -re "^maint print psymbols psymbols_output \[^\n\]*\r\n$gdb_prompt $" {
213 send_gdb "shell ls psymbols_output\n"
215 -re "psymbols_output\r\n$gdb_prompt $" {
216 # We want this grep to be as specific as possible,
217 # so it's less likely to match symbol file names in
218 # psymbols_output. Yes, this actually happened;
219 # poor expect got tons of output, and timed out
220 # trying to match it. --- Jim Blandy <jimb@cygnus.com>
221 send_gdb "shell grep 'main.*function' psymbols_output\n"
223 -re ".main., function, $hex.*$gdb_prompt $" {
224 pass "maint print psymbols 1"
226 -re ".*main. .., function, $hex.*$gdb_prompt $" {
227 pass "maint print psymbols 2"
229 -re ".*$gdb_prompt $" { fail "maint print psymbols" }
230 timeout { fail "(timeout) maint print psymbols" }
232 gdb_test "shell rm -f psymbols_output" ".*"
234 -re ".*$gdb_prompt $" { fail "maint print psymbols" }
235 timeout { fail "(timeout) maint print psymbols" }
238 -re ".*$gdb_prompt $" { fail "maint print psymbols" }
239 timeout { fail "(timeout) maint print psymbols" }
242 gdb_test "maint print msymbols" \
243 "print-msymbols takes an output file name and optional symbol file name" \
244 "maint print msymbols w/o args"
247 send_gdb "maint print msymbols msymbols_output ${binfile}\n"
249 -re "^maint print msymbols msymbols_output \[^\n\]*\r\n$gdb_prompt $" {
250 send_gdb "shell ls msymbols_output\n"
252 -re "msymbols_output\r\n$gdb_prompt $" {
253 send_gdb "shell grep factorial msymbols_output\n"
255 -re "\\\[ *$decimal\\\] \[tT\]\[ \t\]+$hex \\.?factorial.*$gdb_prompt $" {
256 pass "maint print msymbols"
258 -re ".*$gdb_prompt $" { fail "maint print msymbols" }
259 timeout { fail "(timeout) maint print msymbols" }
261 gdb_test "shell rm -f msymbols_output" ".*"
263 -re ".*$gdb_prompt $" { fail "maint print msymbols" }
264 timeout { fail "(timeout) maint print msymbols" }
267 -re ".*$gdb_prompt $" { fail "maint print msymbols" }
268 timeout { fail "(timeout) maint print msymbols" }
271 # Check that maint print msymbols allows relative pathnames
273 gdb_test "cd ${objdir}" \
274 "Working directory [string_to_regexp ${objdir}]\..*" \
277 gdb_test_multiple "maint print msymbols msymbols_output2 ${subdir}/${testfile}" "maint print msymbols" {
278 -re "^maint print msymbols msymbols_output2 \[^\n\]*\r\n$gdb_prompt $" {
279 gdb_test_multiple "shell ls msymbols_output2" "maint print msymbols" {
280 -re "msymbols_output2\r\n$gdb_prompt $" {
281 gdb_test_multiple "shell grep factorial msymbols_output2" "maint print msymbols" {
282 -re "\\\[ *$decimal\\\] \[tT\]\[ \t\]+$hex \\.?factorial.*$gdb_prompt $" {
283 pass "maint print msymbols"
285 -re ".*$gdb_prompt $" {
286 fail "maint print msymbols"
289 fail "(timeout) maint print msymbols"
292 gdb_test "shell rm -f msymbols_output2" ".*"
294 -re ".*$gdb_prompt $" {
295 fail "maint print msymbols"
298 fail "(timeout) maint print msymbols"
302 -re ".*$gdb_prompt $" {
303 fail "maint print msymbols"
306 fail "(timeout) maint print msymbols"
309 gdb_test "cd ${mydir}" \
310 "Working directory [string_to_regexp ${mydir}]\..*" \
313 gdb_test "maint print symbols" \
314 "Arguments missing: an output file name and an optional symbol file name" \
315 "maint print symbols w/o args"
318 # Request symbols for one particular source file so that we don't try to
319 # dump the symbol information for the entire C library - over 500MB nowadays
322 send_gdb "maint print symbols symbols_output ${srcdir}/${subdir}/${srcfile}\n"
324 -re "^maint print symbols symbols_output \[^\n\]*\r\n$gdb_prompt $" {
325 send_gdb "shell ls symbols_output\n"
327 -re "symbols_output\r\n$gdb_prompt $" {
328 # See comments for `maint print psymbols'.
329 send_gdb "shell grep 'main(.*block' symbols_output\n"
331 -re "int main\\(int, char \\*\\*, char \\*\\*\\); block.*$gdb_prompt $" {
332 pass "maint print symbols"
334 -re ".*$gdb_prompt $" { fail "maint print symbols" }
335 timeout { fail "(timeout) maint print symbols" }
337 gdb_test "shell rm -f symbols_output" ".*"
339 -re ".*$gdb_prompt $" { fail "maint print symbols" }
340 timeout { fail "(timeout) maint print symbols" }
343 -re ".*$gdb_prompt $" { fail "maint print symbols" }
344 timeout { fail "(timeout) maint print symbols" }
347 set msg "maint print type"
348 gdb_test_multiple "maint print type argc" $msg {
349 -re "type node $hex\r\nname .int. \\($hex\\)\r\ntagname .<NULL>. \\($hex\\)\r\ncode $hex \\(TYPE_CODE_INT\\)\r\nlength \[24\]\r\nobjfile $hex\r\ntarget_type $hex\r\npointer_type $hex\r\nreference_type $hex\r\ntype_chain $hex\r\ninstance_flags $hex\r\nflags\r\nnfields 0 $hex\r\nvptr_basetype $hex\r\nvptr_fieldno -1\r\n$gdb_prompt $" {
354 if [istarget "hppa*-*-11*"] {
355 setup_xfail hppa*-*-*11* CLLbs14860
356 gdb_test_multiple "maint print unwind &main" "maint print unwind" {
357 -re ".*unwind_table_entry \\($hex\\):\r\n\tregion_start = $hex <main>\r\n\tregion_end = $hex <main\\+\[0-9\]*>\r\n\tflags = Args_stored Save_RP\r\n\tRegion_description = $hex\r\n\tEntry_FR = $hex\r\n\tEntry_GR = $hex\r\n\tTotal_frame_size = $hex\r\n$gdb_prompt $" {
358 pass "maint print unwind"
360 -re ".*unwind_table_entry \\($hex\\):\r\n\tregion_start = $hex <main>\r\n\tregion_end = $hex <main\\+\[0-9\]*>\r\n\tflags = Args_stored Save_RP\r\n\tFLD = $hex\r\n\tFLD = $hex\r\n\tFLD = $hex\r\n\tFLD = $hex\r\n$gdb_prompt $" {
361 xfail "maint print unwind"
366 set oldtimeout $timeout
367 set timeout [expr $timeout + 300]
369 # It'd be nice to check for every possible section. However, that's
370 # problematic, since the relative ordering wanders from release to
371 # release of the compilers. Instead, we'll just check for two
372 # sections which appear to always come out in the same relative
373 # order. (If that changes, then we should just check for one
376 # And by the way: This testpoint will break for PA64, where a.out's
379 # Standard GNU names.
380 set text_section ".text"
381 set data_section ".data"
383 gdb_test_multiple "maint info sections" "maint info sections" {
384 -re "Exec file:\r\n.*break($EXEEXT)?., file type.*ER_RO.*$gdb_prompt $" {
385 # Looks like RealView which uses different section names.
386 set text_section ER_RO
387 set data_section ER_RW
388 pass "maint info sections"
390 -re "Exec file:\r\n.*break($EXEEXT)?., file type.*neardata.*$gdb_prompt $" {
391 # c6x doesn't have .data section. It has .neardata and .fardata section.
392 set data_section ".neardata"
393 pass "maint info sections"
395 -re "Exec file:\r\n.*break($EXEEXT)?., file type.*$gdb_prompt $" {
396 pass "maint info sections"
400 # Test for new option: maint info sections <section name>
401 # If you don't have a .text section, this will require tweaking.
403 gdb_test_multiple "maint info sections $text_section" \
404 "maint info sections .text" {
405 -re ".* \\.bss .*$gdb_prompt $" {
406 fail "maint info sections .text"
408 -re ".* $data_section .*$gdb_prompt $" {
409 fail "maint info sections .text"
411 -re ".* $text_section .*$gdb_prompt $" {
412 pass "maint info sections .text"
416 # Test for new option: CODE section flag
417 # If your data section is tagged CODE, xfail this test.
419 gdb_test_multiple "maint info sections CODE" "maint info sections CODE" {
420 -re ".* $data_section .*$gdb_prompt $" { fail "maint info sections CODE" }
421 -re ".* $text_section .*$gdb_prompt $" { pass "maint info sections CODE" }
424 # Test for new option: DATA section flag
425 # If your text section is tagged DATA, xfail this test.
427 # The "maint info sections DATA" test is marked for XFAIL on Windows,
428 # because Windows has text sections marked DATA.
429 setup_xfail "*-*-*cygwin*"
430 setup_xfail "*-*-*mingw*"
432 gdb_test_multiple "maint info sections DATA" "maint info sections DATA" {
433 -re ".* $text_section .*$gdb_prompt $" { fail "maint info sections DATA" }
434 -re ".* $data_section .*$gdb_prompt $" { pass "maint info sections DATA" }
435 -re ".* .rodata .*$gdb_prompt $" { pass "maint info sections DATA" }
438 set bp_location6 [gdb_get_line_number "set breakpoint 6 here"]
440 gdb_test_multiple "maint info breakpoints" "maint info breakpoints" {
441 -re "Num\[ \t\]+Type\[ \t\]+Disp\[ \t\]+Enb\[ \t\]+Address\[ \t\]+What\r\n1\[ \t\]+breakpoint\[ \t\]+keep\[ \t\]+y\[ \t\]+$hex\[ \t\]+in main at.*break.c:$bp_location6 inf 1\r\n\[ \t\]+breakpoint already hit 1 time\r\n.*$gdb_prompt $" {
442 pass "maint info breakpoints"
444 -re "Num\[ \t\]+Type\[ \t\]+Disp\[ \t\]+Enb\[ \t\]+Address\[ \t\]+What\r\n1\[ \t\]+breakpoint\[ \t\]+keep\[ \t\]+y\[ \t\]+$hex in main at.*break.c:$bp_location6 sspace 1\r\n\[ \t\]+breakpoint already hit 1 time\r\n-1\[ \t\]+shlib events\[ \t\]+keep\[ \t\]+y\[ \t\]+$hex.*breakpoint already hit.*$gdb_prompt $" {
445 pass "maint info breakpoints (with shlib events)"
449 gdb_test "maint print" \
450 "\"maintenance print\" must be followed by the name of a print command\\.\r\nList.*unambiguous\\..*" \
451 "maint print w/o args"
453 gdb_test "maint info" \
454 "\"maintenance info\" must be followed by the name of an info command\\.\r\nList.*unambiguous\\..*" \
455 "maint info w/o args"
458 "\"maintenance\" must be followed by the name of a maintenance command\\.\r\nList.*unambiguous\\..*" \
461 set timeout $oldtimeout
463 #============test help on maint commands
465 gdb_test "help maint" \
466 "Commands for use by GDB maintainers\\..*Includes commands to dump specific internal GDB structures in.*a human readable form, to cause GDB to deliberately dump core,.*to test internal functions such as the C../ObjC demangler, etc\\..*List of maintenance subcommands:.*maintenance check-symtabs.*maintenance demangle.*(maintenance dump-me.*)?maintenance info.*maintenance internal-error.*maintenance print.*maintenance set.*maintenance show.*maintenance space.*maintenance time.*Type.*help maintenance.*followed by maintenance subcommand name for full documentation\\..*Command name abbreviations are allowed if unambiguous\\..*"
468 gdb_test "help maint check-symtabs" \
469 "Check consistency of psymtabs and symtabs\\..*"
471 gdb_test "help maint space" \
472 "Set the display of space usage\\.\r\nIf nonzero, will cause the execution space for each command to be\r\ndisplayed, following the command's output\\..*"
474 gdb_test "help maint time" \
475 "Set the display of time usage\\.\r\nIf nonzero, will cause the execution time for each command to be\r\ndisplayed, following the command's output\\..*"
477 gdb_test "help maint demangle" \
478 "Demangle a C\\+\\+/ObjC mangled name\\.\r\nCall internal GDB demangler routine to demangle a C\\+\\+ link name\r\nand prints the result\\..*"
480 gdb_test "help maint dump-me" \
481 "Get fatal error; make debugger dump its core\\.\r\nGDB sets its handling of SIGQUIT back to SIG_DFL and then sends\r\nitself a SIGQUIT signal\\..*"
483 gdb_test "help maint internal-error" \
484 "Give GDB an internal error\\.\r\nCause GDB to behave as if an internal error was detected\\..*"
486 gdb_test "help maint internal-warning" \
487 "Give GDB an internal warning\\.\r\nCause GDB to behave as if an internal warning was reported\\..*"
489 gdb_test "help maint print statistics" \
490 "Print statistics about internal gdb state\\..*"
492 gdb_test "help maint print dummy-frames" \
493 "Print the contents of the internal dummy-frame stack."
495 gdb_test "help maint print objfiles" \
496 "Print dump of current object file definitions\\..*"
498 gdb_test "help maint print psymbols" \
499 "Print dump of current partial symbol definitions\\.\r\nEntries in the partial symbol table are dumped to file OUTFILE\\.\r\nIf a SOURCE file is specified, dump only that file's partial symbols\\..*"
501 gdb_test "help maint print msymbols" \
502 "Print dump of current minimal symbol definitions\\.\r\nEntries in the minimal symbol table are dumped to file OUTFILE\\.\r\nIf a SOURCE file is specified, dump only that file's minimal symbols\\..*"
504 gdb_test "help maint print symbols" \
505 "Print dump of current symbol definitions\\.\r\nEntries in the full symbol table are dumped to file OUTFILE\\.\r\nIf a SOURCE file is specified, dump only that file's symbols\\..*"
507 gdb_test "help maint print type" \
508 "Print a type chain for a given symbol\\.\r\nFor each node in a type chain, print the raw data for each member of\r\nthe type structure, and the interpretation of the data\\..*"
510 if [istarget "hppa*-*-*"] {
511 gdb_test "help maint print unwind" \
512 "Print unwind table entry at given address\\..*"
515 gdb_test "help maint info sections" \
516 "List the BFD sections of the exec and core files\\..*"
518 gdb_test "help maint info breakpoints" \
519 "Status of all breakpoints, or breakpoint number NUMBER.*"
522 #send_gdb "help maint info breakpoints\n"
524 # -re "Status of all breakpoints, or breakpoint number NUMBER\\.\[ \r\n\t\]+The \"Type\" column indicates one of:\[ \r\n\t\]+breakpoint\[ \t\]+- normal breakpoint\[ \r\n\t\]+watchpoint\[ \t\]+- watchpoint\[ \r\n\t\]+longjmp\[ \t\]+- internal breakpoint used to step through longjmp\\(\\)\[ \r\n\t\]+longjmp resume - internal breakpoint at the target of longjmp\\(\\)\[ \r\n\t\]+until\[ \t\]+- internal breakpoint used by the \"until\" command\[ \r\n\t\]+finish\[ \t\]+- internal breakpoint used by the \"finish\" command\[ \r\n\t\]+The \"Disp\" column contains one of \"keep\", \"del\", or \"dis\" to indicate\[ \r\n\t\]+the disposition of the breakpoint after it gets hit\\. \"dis\" means that the\[ \r\n\t\]+breakpoint will be disabled\\. The \"Address\" and \"What\" columns indicate the\[ \r\n\t\]+address and file.line number respectively\\.\[ \r\n\t\]+Convenience variable \".*\" and default examine address for \"x\"\[ \r\n\t\]+are set to the address of the last breakpoint listed\\.\[ \r\n\t\]+Convenience variable \".bpnum\" contains the number of the last\[ \r\n\t\]+breakpoint set\\..*$gdb_prompt $"\
525 # { pass "help maint info breakpoints" }
526 # -re ".*$gdb_prompt $" { fail "help maint info breakpoints" }
527 # timeout { fail "(timeout) help maint info breakpoints" }
530 gdb_test "help maint info" \
531 "Commands for showing internal info about the program being debugged.*unambiguous\\..*"
533 test_prefix_command_help {"maint print" "maintenance print"} {
534 "Maintenance command for printing GDB internal state\\.\[\r\n\]+"
537 test_prefix_command_help {"maint" "maintenance"} {
538 "Commands for use by GDB maintainers\\.\[\r\n\]+"
539 "Includes commands to dump specific internal GDB structures in\[\r\n\]+"
540 "a human readable form, to cause GDB to deliberately dump core,\[\r\n\]+"
541 "to test internal functions such as the C\\+\\+/ObjC demangler, etc\\.\[\r\n\]+"
544 #set oldtimeout $timeout
545 #set timeout [expr $timeout + 300]
547 gdb_test_multiple "maint dump-me" "maint dump-me" {
548 -re "Should GDB dump core.*\\(y or n\\) $" {
549 gdb_test "n" ".*" "maint dump-me"
553 send_gdb "maint internal-error\n"
555 -re "A problem internal to GDB has been detected" {
556 pass "maint internal-error"
557 if [gdb_internal_error_resync] {
558 pass "internal-error resync"
560 fail "internal-error resync"
563 -re ".*$gdb_prompt $" {
564 fail "maint internal-error"
565 untested "internal-error resync"
568 fail "maint internal-error (timeout)"
569 untested "internal-error resync"
573 #set timeout $oldtimeout