gdb/testsuite/gdb.base/maint.exp

   1 # Copyright 1998-2016 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 3 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, see <http://www.gnu.org/licenses/>.
  15
  16 # This file was written by Elena Zannoni (ezannoni@cygnus.com)
  17
  18 # this file tests maintenance commands and help on those.
  19
  20 # source file used is break.c
  21
  22
  23 #maintenance check-psymtabs -- Check consistency of psymtabs vs symtabs
  24 #maintenance check-symtabs -- Check consistency of symtabs
  25 #maintenance expand-symtabs -- Expand symtabs matching a file regexp
  26 #maintenance set -- Set GDB internal variables used by the GDB maintainer
  27 #maintenance show -- Show GDB internal variables used by the GDB maintainer
  28 #maintenance dump-me -- Get fatal error; make debugger dump its core
  29 #maintenance print -- Maintenance command for printing GDB internal state
  30 #maintenance info -- Commands for showing internal info about the program being debugged
  31 #maintenance internal-error -- Give GDB an internal error.
  32 #
  33 #maintenance print dummy-frames -- Print the dummy frame stack
  34 #maintenance print statistics -- Print statistics about internal gdb state
  35 #maintenance print objfiles -- Print dump of current object file definitions
  36 #maintenance print psymbols -- Print dump of current partial symbol definitions
  37 #maintenance print msymbols -- Print dump of current minimal symbol definitions
  38 #maintenance print symbols -- Print dump of current symbol definitions
  39 #maintenance print type -- Print a type chain for a given symbol
  40 #maintenance print unwind -- Print unwind table entry at given address
  41 #
  42 #
  43 #maintenance info sections -- List the BFD sections of the exec and core files
  44 #maintenance info breakpoints -- Status of all breakpoints
  45 #
  46
  47
  48
  49 standard_testfile break.c break1.c
  50
  51 if {[prepare_for_testing $testfile.exp $testfile \
  52          [list $srcfile $srcfile2] {debug nowarnings}]} {
  53     untested $testfile.exp
  54     return -1
  55 }
  56
  57 # The commands we test here produce many lines of output; disable "press
  58 # <return> to continue" prompts.
  59 gdb_test_no_output "set height 0"
  60
  61 # Tests that require that no program is running
  62
  63 gdb_file_cmd ${binfile}
  64
  65 # Test for a regression where this command would internal-error if the
  66 # program wasn't running.
  67 gdb_test "maint print registers" "Name.*Nr.*Rel.*Offset.*Size.*Type.*"
  68
  69 # Test "mt expand-symtabs" here as it's easier to verify before we
  70 # run the program.
  71 gdb_test_no_output "mt set per on" "mt set per on for expand-symtabs"
  72 gdb_test_multiple "mt expand-symtabs $subdir/break\[.\]c$" \
  73     "mt expand-symtabs" {
  74         -re "#compunits: (1|2) \\(\[+\](0|1|2)\\),.*$gdb_prompt $" {
  75             # This should expand at most two primary symtabs.
  76             # "Normally" it will not expand any, because the symtab
  77             # holding "main" will already have been expanded, but if the
  78             # file is compiled with -fdebug-types-section then a second primary
  79             # symtab for break.c will be created for any types.
  80             pass "mt expand-symtabs"
  81         }
  82     }
  83 gdb_test "mt set per off" ".*" "mt set per off for expand-symtabs"
  84
  85 # Tests that can or should be done with a running program
  86
  87 gdb_load ${binfile}
  88
  89 if ![runto_main] then {
  90         perror "tests suppressed"
  91 }
  92
  93 # If we're using .gdb_index there will be no psymtabs.
  94 set have_gdb_index 0
  95 gdb_test_multiple "maint info sections .gdb_index" "check for .gdb_index" {
  96     -re ": .gdb_index.*$gdb_prompt $" {
  97         set have_gdb_index 1
  98     }
  99     -re ".*$gdb_prompt $" {
 100         ;# Nothing to do, present to avoid a FAIL.
 101     }
 102 }
 103
 104 #
 105 # this command does not produce any output
 106 # unless there is some problem with the symtabs and psymtabs
 107 # so that branch will really never be covered in this tests here!!
 108 #
 109
 110 # guo: on linux this command output is huge.  for some reason splitting up
 111 # the regexp checks works.
 112 #
 113 send_gdb "maint check-psymtabs\n"
 114 gdb_expect  {
 115     -re "^maint check-psymtabs" {
 116         gdb_expect {
 117             -re "$gdb_prompt $" {
 118                 pass "maint check-psymtabs"
 119             }
 120             timeout { fail "(timeout) maint check-psymtabs" }
 121         }
 122     }
 123     -re ".*$gdb_prompt $"     { fail "maint check-psymtabs" }
 124     timeout         { fail "(timeout) maint check-psymtabs" }
 125 }
 126
 127 # This command does not produce any output unless there is some problem
 128 # with the symtabs, so that branch will really never be covered in the
 129 # tests here!!
 130 gdb_test_no_output "maint check-symtabs"
 131
 132 # Test per-command stats.
 133 gdb_test_no_output "maint set per-command on"
 134 gdb_test "pwd" \
 135     "Command execution time: \[0-9.\]+ \\(cpu\\), \[0-9.\]+ \\(wall\\)\[\r\n\]+Space used: $decimal \\(\\+$decimal for this command\\)\[\r\n\]+#symtabs: $decimal \\(\\+$decimal\\), #compunits: $decimal \\(\\+$decimal\\), #blocks: $decimal \\(\\+$decimal\\)"
 136 gdb_test_no_output "maint set per-command off"
 137
 138 # The timeout value is raised, because printing all the symbols and
 139 # statistical information about Cygwin and Windows libraries takes a lot
 140 # of time.
 141 if [istarget "*-*-cygwin*"] {
 142         set oldtimeout $timeout
 143         set timeout [expr $timeout + 500]
 144 }
 145
 146 send_gdb "maint print statistics\n"
 147 gdb_expect  {
 148     -re "Statistics for\[^\n\r\]*maint\[^\n\r\]*:\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 read CUs: $decimal\r\n  Number of unread CUs: $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: $decimal\r\n" {
 149         gdb_expect {
 150             -re "$gdb_prompt $" {
 151                 pass "maint print statistics"
 152             }
 153             timeout { fail "(timeout) maint print statistics" }
 154         }
 155     }
 156     -re ".*$gdb_prompt $"     { fail "maint print statistics" }
 157     timeout         { fail "(timeout) maint print statistics" }
 158 }
 159
 160 # There aren't any ...
 161 gdb_test_no_output "maint print dummy-frames"
 162
 163 send_gdb "maint print objfiles\n"
 164
 165 # To avoid timeouts, we avoid expects with many .* patterns that match
 166 # many lines.  Instead, we keep track of which milestones we've seen
 167 # in the output, and stop when we've seen all of them.
 168
 169 set header 0
 170 set psymtabs 0
 171 set symtabs 0
 172 set keep_looking 1
 173
 174 while {$keep_looking} {
 175     gdb_expect  {
 176
 177         -re "\r\n" {
 178             set output $expect_out(buffer)
 179             if {[regexp ".*Object file.*maint($EXEEXT)?:  Objfile at ${hex}" $output]} {
 180                 set header 1
 181             }
 182             if {[regexp ".*Psymtabs:\[\r\t \]+\n" $output]} {
 183                 set psymtabs 1
 184             }
 185             if {[regexp ".*Symtabs:\[\r\t \]+\n" $output]} {
 186                 set symtabs 1
 187             }
 188         }
 189
 190         -re ".*$gdb_prompt $" {
 191             set keep_looking 0
 192         }
 193         timeout {
 194             fail "(timeout) maint print objfiles"
 195             set keep_looking 0
 196         }
 197     }
 198 }
 199
 200 proc maint_pass_if {val name} {
 201     if $val { pass $name } else { fail $name }
 202 }
 203
 204 maint_pass_if $header   "maint print objfiles: header"
 205 if { ! $have_gdb_index } {
 206     maint_pass_if $psymtabs "maint print objfiles: psymtabs"
 207 }
 208 maint_pass_if $symtabs  "maint print objfiles: symtabs"
 209
 210 if { ! $have_gdb_index } {
 211     set psymbols_output [standard_output_file psymbols_output]
 212     set psymbols_output_re [string_to_regexp $psymbols_output]
 213     set test_list [list \
 214                        "maint print psymbols -source" \
 215                        "maint print psymbols -source ${srcdir}/${subdir}/${srcfile} $psymbols_output" \
 216                        "maint print psymbols -pc" \
 217                        "maint print psymbols -pc main $psymbols_output"]
 218     foreach { test_name command } $test_list {
 219         send_gdb "$command\n"
 220             gdb_expect  {
 221                 -re "^maint print psymbols \[^\n\]*\r\n$gdb_prompt $" {
 222                     send_gdb "shell ls $psymbols_output\n"
 223                     gdb_expect {
 224                         -re "$psymbols_output_re\r\n$gdb_prompt $" {
 225                             # We want this grep to be as specific as possible,
 226                             # so it's less likely to match symbol file names in
 227                             # psymbols_output.  Yes, this actually happened;
 228                             # poor expect got tons of output, and timed out
 229                             # trying to match it.   --- Jim Blandy <jimb@cygnus.com>
 230                             send_gdb "shell grep 'main.*function' $psymbols_output\n"
 231                             gdb_expect {
 232                                 -re ".main., function, $hex.*$gdb_prompt $" {
 233                                     pass "$test_name 1"
 234                                 }
 235                                 -re ".*main.  .., function, $hex.*$gdb_prompt $" {
 236                                     pass "$test_name 2"
 237                                 }
 238                                 -re ".*$gdb_prompt $" { fail "$test_name" }
 239                                 timeout { fail "$test_name (timeout)" }
 240                             }
 241                             gdb_test "shell rm -f $psymbols_output" ".*" \
 242                                 "shell rm -f psymbols_output"
 243                         }
 244                         -re ".*$gdb_prompt $" { fail "$test_name" }
 245                         timeout { fail "$test_name (timeout)" }
 246                     }
 247                 }
 248                 -re ".*$gdb_prompt $" { fail "$test_name" }
 249                 timeout { fail "$test_name (timeout)" }
 250             }
 251     }
 252 }
 253
 254
 255 set msymbols_output [standard_output_file msymbols_output]
 256 set msymbols_output_re [string_to_regexp $msymbols_output]
 257 send_gdb "maint print msymbols -objfile ${binfile} $msymbols_output\n"
 258 gdb_expect  {
 259     -re "^maint print msymbols \[^\n\]*\r\n$gdb_prompt $" {
 260         send_gdb "shell ls $msymbols_output\n"
 261         gdb_expect {
 262             -re "$msymbols_output_re\r\n$gdb_prompt $" {
 263                 send_gdb "shell grep factorial $msymbols_output\n"
 264                 gdb_expect {
 265                     -re "\\\[ *$decimal\\\] \[tT\]\[ \t\]+$hex \\.?factorial.*$gdb_prompt $" {
 266                         pass "maint print msymbols"
 267                     }
 268                     -re ".*$gdb_prompt $" { fail "maint print msymbols" }
 269                     timeout { fail "maint print msymbols (timeout)" }
 270                 }
 271                 gdb_test "shell rm -f $msymbols_output" ".*" \
 272                     "shell rm -f msymbols_output"
 273             }
 274             -re ".*$gdb_prompt $" { fail "maint print msymbols" }
 275             timeout { fail "maint print msymbols (timeout)" }
 276         }
 277     }
 278     -re ".*$gdb_prompt $" { fail "maint print msymbols" }
 279     timeout { fail "maint print msymbols (timeout)" }
 280 }
 281
 282 # Check that maint print msymbols allows relative pathnames
 283 set mydir [pwd]
 284 gdb_test "cd [standard_output_file {}]" \
 285     "Working directory .*\..*" \
 286     "cd to objdir"
 287
 288 gdb_test_multiple "maint print msymbols -objfile ${testfile} msymbols_output2" "maint print msymbols" {
 289     -re "^maint print msymbols \[^\n\]*\r\n$gdb_prompt $" {
 290         gdb_test_multiple "shell ls msymbols_output2" "maint print msymbols" {
 291             -re "msymbols_output2\r\n$gdb_prompt $" {
 292                 gdb_test "shell grep factorial msymbols_output2" \
 293                     "\\\[ *$decimal\\\] \[tT\]\[ \t\]+$hex \\.?factorial.*" \
 294                     "maint print msymbols"
 295                 gdb_test "shell rm -f msymbols_output2" ".*"
 296             }
 297         }
 298     }
 299 }
 300 gdb_test "cd ${mydir}" \
 301     "Working directory [string_to_regexp ${mydir}]\..*" \
 302     "cd to mydir"
 303
 304
 305 # Request symbols for one particular source file so that we don't try to
 306 # dump the symbol information for the entire C library - over 500MB nowadays
 307 # for GNU libc.
 308
 309 set symbols_output [standard_output_file symbols_output]
 310 set symbols_output_re [string_to_regexp $symbols_output]
 311 set test_list [list \
 312                    "maint print symbols -source" \
 313                    "maint print symbols -source ${srcdir}/${subdir}/${srcfile} $symbols_output" \
 314                    "maint print symbols -pc" \
 315                    "maint print symbols -pc main $symbols_output"]
 316 foreach { test_name command } $test_list {
 317     send_gdb "$command\n"
 318     gdb_expect {
 319         -re "^maint print symbols \[^\n\]*\r\n$gdb_prompt $" {
 320             send_gdb "shell ls $symbols_output\n"
 321             gdb_expect {
 322                 -re "$symbols_output_re\r\n$gdb_prompt $" {
 323                     # See comments for `maint print psymbols'.
 324                     send_gdb "shell grep 'main(.*block' $symbols_output\n"
 325                     gdb_expect {
 326                         -re "int main\\(int, char \\*\\*, char \\*\\*\\); block.*$gdb_prompt $" {
 327                             pass "$test_name"
 328                         }
 329                         -re ".*$gdb_prompt $" { fail "$test_name" }
 330                         timeout { fail "$test_name (timeout)" }
 331                     }
 332                     gdb_test "shell rm -f $symbols_output" ".*" \
 333                         "shell rm -f symbols_output"
 334                 }
 335                 -re ".*$gdb_prompt $" { fail "$test_name" }
 336                 timeout { fail "$test_name (timeout)" }
 337             }
 338         }
 339         -re ".*$gdb_prompt $" { fail "$test_name" }
 340         timeout { fail "$test_name (timeout)" }
 341     }
 342 }
 343
 344 set msg "maint print type"
 345 gdb_test_multiple "maint print type argc" $msg {
 346     -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 $hex\r\n$gdb_prompt $" {
 347         pass $msg
 348     }
 349 }
 350
 351 if [istarget "hppa*-*-11*"] {
 352     setup_xfail hppa*-*-*11* CLLbs14860
 353     gdb_test_multiple "maint print unwind &main" "maint print unwind" {
 354         -re ".*unwind_table_entry \\($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 $" {
 355             pass "maint print unwind"
 356         }
 357         -re ".*unwind_table_entry \\($hex\\):\r\n\tregion_start = $hex <main>\r\n\tregion_end = $hex <main\\+\[0-9\]*>\r\n\tflags = Args_stored Save_RP\r\n\tFLD = $hex\r\n\tFLD = $hex\r\n\tFLD = $hex\r\n\tFLD = $hex\r\n$gdb_prompt $" {
 358             xfail "maint print unwind"
 359         }
 360     }
 361 }
 362
 363 set oldtimeout $timeout
 364 set timeout [expr $timeout + 300]
 365
 366 # It'd be nice to check for every possible section.  However, that's
 367 # problematic, since the relative ordering wanders from release to
 368 # release of the compilers.  Instead, we'll just check for two
 369 # sections which appear to always come out in the same relative
 370 # order.  (If that changes, then we should just check for one
 371 # section.)
 372 #
 373 # And by the way: This testpoint will break for PA64, where a.out's
 374 # are ELF files.
 375
 376 # Standard GNU names.
 377 set text_section ".text"
 378 set data_section ".data"
 379
 380 gdb_test_multiple "maint info sections" "maint info sections" {
 381     -re "Exec file:\r\n.*maint($EXEEXT)?., file type.*ER_RO.*$gdb_prompt $" {
 382         # Looks like RealView which uses different section names.
 383         set text_section ER_RO
 384         set data_section ER_RW
 385         pass "maint info sections"
 386     }
 387     -re "Exec file:\r\n.*maint($EXEEXT)?., file type.*neardata.*$gdb_prompt $" {
 388         # c6x doesn't have .data section.  It has .neardata and .fardata section.
 389         set data_section ".neardata"
 390         pass "maint info sections"
 391     }
 392     -re "Exec file:\r\n.*maint($EXEEXT)?., file type.*$gdb_prompt $" {
 393         pass "maint info sections"
 394     }
 395 }
 396
 397 # Test for new option: maint info sections <section name>
 398 # If you don't have a .text section, this will require tweaking.
 399
 400 gdb_test_multiple "maint info sections $text_section" \
 401     "maint info sections .text" {
 402         -re ".* \\.bss .*$gdb_prompt $" {
 403             fail "maint info sections .text"
 404         }
 405         -re ".* $data_section .*$gdb_prompt $" {
 406             fail "maint info sections .text"
 407         }
 408         -re ".* $text_section .*$gdb_prompt $" {
 409             pass "maint info sections .text"
 410         }
 411     }
 412
 413 # Test for new option: CODE section flag
 414 # If your data section is tagged CODE, xfail this test.
 415
 416 gdb_test_multiple "maint info sections CODE" "maint info sections CODE" {
 417     -re ".* $data_section .*$gdb_prompt $" { fail "maint info sections CODE" }
 418     -re ".* $text_section .*$gdb_prompt $" { pass "maint info sections CODE" }
 419 }
 420
 421 # Test for new option: DATA section flag
 422 # If your text section is tagged DATA, xfail this test.
 423 #
 424 # The "maint info sections DATA" test is marked for XFAIL on Windows,
 425 # because Windows has text sections marked DATA.
 426 setup_xfail "*-*-*cygwin*"
 427 setup_xfail "*-*-*mingw*"
 428
 429 gdb_test_multiple "maint info sections DATA" "maint info sections DATA" {
 430     -re ".* $text_section .*$gdb_prompt $" { fail "maint info sections DATA" }
 431     -re ".* $data_section .*$gdb_prompt $" { pass "maint info sections DATA" }
 432     -re ".* .rodata .*$gdb_prompt $" { pass "maint info sections DATA" }
 433 }
 434
 435 set bp_location6 [gdb_get_line_number "set breakpoint 6 here"]
 436
 437 gdb_test_multiple "maint info breakpoints" "maint info breakpoints" {
 438     -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 $" {
 439         pass "maint info breakpoints"
 440     }
 441     -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 $" {
 442         pass "maint info breakpoints (with shlib events)"
 443     }
 444 }
 445
 446 gdb_test "maint print" \
 447     "\"maintenance print\" must be followed by the name of a print command\\.\r\nList.*unambiguous\\..*" \
 448     "maint print w/o args"
 449
 450 gdb_test "maint info" \
 451     "\"maintenance info\" must be followed by the name of an info command\\.\r\nList.*unambiguous\\..*" \
 452     "maint info w/o args"
 453
 454 gdb_test "maint" \
 455     "\"maintenance\" must be followed by the name of a maintenance command\\.\r\nList.*unambiguous\\..*" \
 456     "maint w/o args"
 457
 458 # Test that "main info line-table" w/o a file name shows the symtab for
 459 # $srcfile.
 460 set saw_srcfile 0
 461 set test "maint info line-table w/o a file name"
 462 gdb_test_multiple "maint info line-table" $test {
 463     -re "symtab: \[^\n\r\]+${srcfile} \\(\\(struct symtab \\*\\) $hex\\)\r\nlinetable: \\(\\(struct linetable \\*\\) $hex\\):\r\nINDEX\[ \t\]+LINE\[ \t\]+ADDRESS" {
 464         set saw_srcfile 1
 465         exp_continue
 466     }
 467     -re "symtab: \[^\n\r\]+ \\(\\(struct symtab \\*\\) $hex\\)\r\nlinetable: \\(\\(struct linetable \\*\\) $hex\\):\r\nINDEX\[ \t\]+LINE\[ \t\]+ADDRESS" {
 468         # Match each symtab to avoid overflowing expect's buffer.
 469         exp_continue
 470     }
 471     -re "$decimal\[ \t\]+$decimal\[ \t\]+$hex\r\n" {
 472         # Line table entries can be long too:
 473         #
 474         #  INDEX    LINE ADDRESS
 475         #  0          29 0x00000000004006f6
 476         #  1          30 0x00000000004006fa
 477         #  2          31 0x0000000000400704
 478         #  3          42 0x0000000000400706
 479         #  4          43 0x0000000000400719
 480         #  5          44 0x0000000000400722
 481         #  6          45 0x0000000000400740
 482         #  (...)
 483         #  454       129 0x00007ffff7df1d28
 484         #  455         0 0x00007ffff7df1d3f
 485         #
 486         # Match each line to avoid overflowing expect's buffer.
 487         exp_continue
 488     }
 489     -re "$gdb_prompt $" {
 490         gdb_assert $saw_srcfile $test
 491     }
 492 }
 493
 494 gdb_test "maint info line-table ${srcfile}" \
 495     "symtab: \[^\n\r\]+${srcfile}.*INDEX.*LINE.*ADDRESS.*" \
 496     "maint info line-table with filename of current symtab"
 497
 498 gdb_test_no_output "maint info line-table ${srcfile2}" \
 499     "maint info line-table with filename of symtab that is not currently expanded"
 500
 501 gdb_test_no_output "maint expand-symtabs"
 502
 503 gdb_test "maint info line-table ${srcfile2}" \
 504     "symtab: \[^\n\r\]+${srcfile2}.*INDEX.*LINE.*ADDRESS.*" \
 505     "maint info line-table with filename of symtab that is not current"
 506
 507 gdb_test_no_output "maint info line-table xxx.c" \
 508     "maint info line-table with invalid filename"
 509
 510 set timeout $oldtimeout
 511
 512 #============test help on maint commands
 513
 514 gdb_test "help maint" \
 515     "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, etc\\..*List of maintenance subcommands:.*maintenance info.*maintenance internal-error.*maintenance print.*maintenance set.*maintenance show.*Type.*help maintenance.*followed by maintenance subcommand name for full documentation\\..*Command name abbreviations are allowed if unambiguous\\..*"
 516
 517 gdb_test "help maint info" \
 518     "Commands for showing internal info about the program being debugged.*unambiguous\\..*"
 519
 520 test_prefix_command_help {"maint print" "maintenance print"} {
 521     "Maintenance command for printing GDB internal state\\.\[\r\n\]+"
 522 }
 523
 524 test_prefix_command_help {"maint" "maintenance"} {
 525     "Commands for use by GDB maintainers\\.\[\r\n\]+"
 526     "Includes commands to dump specific internal GDB structures in\[\r\n\]+"
 527     "a human readable form, to cause GDB to deliberately dump core, etc\\.\[\r\n\]+"
 528 }
 529
 530 #set oldtimeout $timeout
 531 #set timeout [expr $timeout + 300]
 532
 533 gdb_test_multiple "maint dump-me" "maint dump-me" {
 534     -re "Should GDB dump core.*\\(y or n\\) $" {
 535         gdb_test "n" ".*" "maint dump-me"
 536     }
 537     -re "Undefined maintenance command: .*$gdb_prompt $" {
 538         # Command 'maint dump-me' is registered on non-win32 host.
 539         unsupported "maint dump-me"
 540     }
 541 }
 542
 543 send_gdb "maint internal-error\n"
 544 gdb_expect {
 545     -re "A problem internal to GDB has been detected" {
 546         pass "maint internal-error"
 547         if [gdb_internal_error_resync] {
 548             pass "internal-error resync"
 549         } else {
 550             fail "internal-error resync"
 551         }
 552     }
 553     -re ".*$gdb_prompt $" {
 554         fail "maint internal-error"
 555         untested "internal-error resync"
 556     }
 557     timeout {
 558         fail "maint internal-error (timeout)"
 559         untested "internal-error resync"
 560     }
 561 }
 562
 563 #set timeout $oldtimeout
 564
 565
 566 gdb_exit
 567 return 0