gdb/testsuite/gdb.base/commands.exp

   1 #   Copyright 1988-2014 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 #
  17 # test special commands (if, while, etc)
  18 #
  19
  20 standard_testfile
  21
  22 if { [prepare_for_testing commands.exp commands run.c {debug additional_flags=-DFAKEARGV}] } {
  23     return -1
  24 }
  25
  26 proc gdbvar_simple_if_test {} {
  27     global gdb_prompt
  28
  29     gdb_test_no_output "set \$foo = 0" "set foo in gdbvar_simple_if_test"
  30     # All this test should do is print 0xdeadbeef once.
  31     gdb_test "if \$foo == 1\np/x 0xfeedface\nelse\np/x 0xdeadbeef\nend" \
  32             "\\\$\[0-9\]* = 0xdeadbeef" "gdbvar_simple_if_test #1"
  33     # All this test should do is print 0xfeedface once.
  34     gdb_test "if \$foo == 0\np/x 0xfeedface\nelse\np/x 0xdeadbeef\nend" \
  35             "\\\$\[0-9\]* = 0xfeedface" "gdbvar_simple_if_test #2"
  36 }
  37
  38 proc gdbvar_simple_while_test {} {
  39     global gdb_prompt
  40
  41     gdb_test_no_output "set \$foo = 5" "set foo in gdbvar_simple_while_test"
  42     # This test should print 0xfeedface five times.
  43     gdb_test "while \$foo > 0\np/x 0xfeedface\nset \$foo -= 1\nend" \
  44             "\\\$\[0-9\]* = 0xfeedface\[^\n\]*\n\\\$\[0-9\]* = 0xfeedface\[^\n\]*\n\\\$\[0-9\]* = 0xfeedface\[^\n\]*\n\\\$\[0-9\]* = 0xfeedface\[^\n\]*\n\\\$\[0-9\]* = 0xfeedface" \
  45             "gdbvar_simple_while_test #1"
  46 }
  47
  48 proc gdbvar_complex_if_while_test {} {
  49     global gdb_prompt
  50
  51     gdb_test_no_output "set \$foo = 4" \
  52         "set foo in gdbvar complex_if_while_test"
  53     # This test should alternate between 0xdeadbeef and 0xfeedface two times.
  54     gdb_test "while \$foo > 0\nset \$foo -= 1\nif \(\$foo % 2\) == 1\np/x 0xdeadbeef\nelse\np/x 0xfeedface\nend\nend" \
  55             "\\\$\[0-9\]* = 0xdeadbeef\[^\n\]*\n\\\$\[0-9\]* = 0xfeedface\[^\n\]*\n\\\$\[0-9\]* = 0xdeadbeef\[^\n\]*\n\\\$\[0-9\]* = 0xfeedface" \
  56             "gdbvar_complex_if_while_test #1"
  57 }
  58
  59 proc progvar_simple_if_test {} {
  60     global gdb_prompt
  61
  62     if [target_info exists noargs] {
  63         verbose "Skipping progvar_simple_if_test because of noargs."
  64         return
  65     }
  66
  67     if { ![runto factorial] } then { gdb_suppress_tests; }
  68     # Don't depend upon argument passing, since most simulators don't
  69     # currently support it.  Bash value variable to be what we want.
  70     gdb_test "p value=5" ".*" "set value to 5 in progvar_simple_if_test #1"
  71     # All this test should do is print 0xdeadbeef once.
  72     gdb_test "if value == 1\np/x 0xfeedface\nelse\np/x 0xdeadbeef\nend" \
  73             "\\\$\[0-9\]* = 0xdeadbeef" \
  74             "progvar_simple_if_test #1"
  75     # All this test should do is print 0xfeedface once.
  76     gdb_test "if value == 5\np/x 0xfeedface\nelse\np/x 0xdeadbeef\nend" \
  77             "\\\$\[0-9\]* = 0xfeedface" \
  78             "progvar_simple_if_test #2"
  79     gdb_stop_suppressing_tests
  80 }
  81
  82 proc progvar_simple_while_test {} {
  83     global gdb_prompt
  84
  85     if [target_info exists noargs] {
  86         verbose "Skipping progvar_simple_while_test because of noargs."
  87         return
  88     }
  89
  90     gdb_test_no_output "set args 5" "set args in progvar_simple_while_test"
  91     if { ![runto factorial] } then { gdb_suppress_tests }
  92     # Don't depend upon argument passing, since most simulators don't
  93     # currently support it.  Bash value variable to be what we want.
  94     gdb_test "p value=5" ".*" "set value to 5 in progvar_simple_if_test #2"
  95     # This test should print 0xfeedface five times.
  96     gdb_test "while value > 0\np/x 0xfeedface\nset value -= 1\nend" \
  97             "\\\$\[0-9\]* = 0xfeedface\[^\n\]*\n\\\$\[0-9\]* = 0xfeedface\[^\n\]*\n\\\$\[0-9\]* = 0xfeedface\[^\n\]*\n\\\$\[0-9\]* = 0xfeedface\[^\n\]*\n\\\$\[0-9\]* = 0xfeedface" \
  98             "progvar_simple_while_test #1"
  99     gdb_stop_suppressing_tests
 100 }
 101
 102 proc progvar_complex_if_while_test {} {
 103     global gdb_prompt
 104
 105     if [target_info exists noargs] {
 106         verbose "Skipping progvar_simple_if_while_test because of noargs."
 107         return
 108     }
 109
 110     gdb_test_no_output "set args 4" \
 111         "set args in progvar_complex_if_while_test"
 112     if { ![runto factorial] } then { gdb_suppress_tests }
 113     # Don't depend upon argument passing, since most simulators don't
 114     # currently support it.  Bash value variable to be what we want.
 115     gdb_test "p value=4" ".*" "set value to 4 in progvar_simple_if_test"
 116     # This test should alternate between 0xdeadbeef and 0xfeedface two times.
 117     gdb_test "while value > 0\nset value -= 1\nif \(value % 2\) == 1\np/x 0xdeadbeef\nelse\np/x 0xfeedface\nend\nend" \
 118             "\\\$\[0-9\]* = 0xdeadbeef\[^\n\]*\n\\\$\[0-9\]* = 0xfeedface\[^\n\]*\n\\\$\[0-9\]* = 0xdeadbeef\[^\n\]*\n\\\$\[0-9\]* = 0xfeedface" \
 119             "progvar_complex_if_while_test #1"
 120     gdb_stop_suppressing_tests
 121 }
 122
 123 proc if_while_breakpoint_command_test {} {
 124     if [target_info exists noargs] {
 125         verbose "Skipping if_while_breakpoint_command_test because of noargs."
 126         return
 127     }
 128
 129     gdb_test_no_output "set args 5" \
 130         "set args in if_while_breakpoint_command_test"
 131     if { ![runto factorial] } then { gdb_suppress_tests }
 132     # Don't depend upon argument passing, since most simulators don't
 133     # currently support it.  Bash value variable to be what we want.
 134     gdb_test "p value=5" ".*" "set value to 5 in progvar_simple_if_test"
 135     delete_breakpoints
 136     gdb_test "break factorial" "Breakpoint.*at.*" "break factorial #1"
 137
 138     gdb_test_multiple "commands" \
 139         "commands in if_while_breakpoint_command_test" {
 140             -re "End with" {
 141                 pass "commands in if_while_breakpoint_command_test"
 142             }
 143         }
 144
 145     # This test should alternate between 0xdeadbeef and 0xfeedface two times.
 146     gdb_test "while value > 0\nset value -= 1\nif \(value % 2\) == 1\np/x 0xdeadbeef\nelse\np/x 0xfeedface\nend\nend\nend" \
 147             "" \
 148             "commands part 2 in if_while_breakpoint_command_test"
 149     gdb_test "continue" \
 150             "\\\$\[0-9\]* = 0xdeadbeef\[^\n\]*\n\\\$\[0-9\]* = 0xfeedface\[^\n\]*\n\\\$\[0-9\]* = 0xdeadbeef\[^\n\]*\n\\\$\[0-9\]* = 0xfeedface" \
 151             "if_while_breakpoint_command_test #1"
 152    gdb_test "info break" \
 153            "while.*set.*if.*p/x.*else.*p/x.*end.*" \
 154            "info break in if_while_breakpoint_command_test"
 155     gdb_stop_suppressing_tests
 156 }
 157
 158 # Test that we can run the inferior from breakpoint commands.
 159 #
 160 # The expected behavior is that all commands after the first "step"
 161 # shall be ignored.  See the gdb manual, "Break Commands",
 162 # subsection "Breakpoint command lists".
 163
 164 proc infrun_breakpoint_command_test {} {
 165     if [target_info exists noargs] {
 166         verbose "Skipping infrun_breakpoint_command_test because of noargs."
 167         return
 168     }
 169
 170     gdb_test_no_output "set args 6" \
 171         "set args in infrun_breakpoint_command_test"
 172     if { ![runto factorial] } then { gdb_suppress_tests }
 173     # Don't depend upon argument passing, since most simulators don't
 174     # currently support it.  Bash value variable to be what we want.
 175     gdb_test "p value=6" ".*" "set value to 6 in progvar_simple_if_test #1"
 176     delete_breakpoints
 177     gdb_test "break factorial if value == 5" "Breakpoint.*at.*"
 178
 179 # infrun_breakpoint_command_test - This test was broken into two parts
 180 # to get around a synchronization problem in expect.
 181 # part1: issue the gdb command "commands"
 182 # part2: send the list of commands
 183     gdb_test_multiple "commands" \
 184         "commands in infrun_breakpoint_command_test #1" {
 185             -re "End with" {
 186                 pass "commands in infrun_breakpoint_command_test #1"
 187             }
 188         }
 189     gdb_test "step\nstep\nstep\nstep\nend" "" \
 190         "commands in infrun_breakpoint_command_test #2"
 191
 192     gdb_test "continue" \
 193         "Continuing.*.*.*Breakpoint \[0-9\]*, factorial \\(value=5\\).*at.*\[0-9\]*\[      \]*if \\(value > 1\\) \{.*\[0-9\]*\[      \]*value \\*= factorial \\(value - 1\\);.*" \
 194         "continue in infrun_breakpoint_command_test"
 195
 196     gdb_stop_suppressing_tests
 197 }
 198
 199 proc breakpoint_command_test {} {
 200     if [target_info exists noargs] {
 201         verbose "Skipping breakpoint_command_test because of noargs."
 202         return
 203     }
 204
 205     gdb_test_no_output "set args 6" "set args in breakpoint_command_test"
 206     if { ![runto factorial] } then { gdb_suppress_tests; }
 207     # Don't depend upon argument passing, since most simulators don't
 208     # currently support it.  Bash value variable to be what we want.
 209     gdb_test "p value=6" ".*" "set value to 6 in progvar_simple_if_test #2"
 210     delete_breakpoints
 211     gdb_test "break factorial" "Breakpoint.*at.*" "break factorial #2"
 212     gdb_test "commands\nprintf \"Now the value is %d\\n\", value\nend" \
 213         "End with.*" "commands in breakpoint_command_test"
 214     gdb_test "continue" \
 215             "Breakpoint \[0-9\]*, factorial.*Now the value is 5" \
 216         "continue in breakpoint_command_test"
 217     gdb_test "print value" " = 5" "print value in breakpoint_command_test"
 218     gdb_stop_suppressing_tests
 219 }
 220
 221 # Test a simple user defined command (with arguments)
 222 proc user_defined_command_test {} {
 223     global gdb_prompt
 224
 225     gdb_test_no_output "set \$foo = 4" \
 226         "set foo in user_defined_command_test"
 227
 228     gdb_test_multiple "define mycommand" \
 229         "define mycommand in user_defined_command_test" {
 230             -re "End with"  {
 231                 pass "define mycommand in user_defined_command_test"
 232             }
 233         }
 234
 235     # This test should alternate between 0xdeadbeef and 0xfeedface two times.
 236     gdb_test "while \$arg0 > 0\nset \$arg0 -= 1\nif \(\$arg0 % 2\) == 1\np/x 0xdeadbeef\nelse\np/x 0xfeedface\nend\nend\nend" \
 237             "" \
 238             "enter commands in user_defined_command_test"
 239
 240     gdb_test "mycommand \$foo" \
 241             "\\\$\[0-9\]* = 0xdeadbeef\[^\n\]*\n\\\$\[0-9\]* = 0xfeedface\[^\n\]*\n\\\$\[0-9\]* = 0xdeadbeef\[^\n\]*\n\\\$\[0-9\]* = 0xfeedface" \
 242             "execute user defined command in user_defined_command_test"
 243    gdb_test "show user mycommand" \
 244         "  while \\\$arg0.*set.*    if \\\(\\\$arg0.*p/x.*    else\[^\n\].*p/x.*    end\[^\n\].*  end\[^\n\].*" \
 245            "display user command in user_defined_command_test"
 246
 247     # Create and test a user-defined command with an empty body.
 248     gdb_test_multiple "define myemptycommand" \
 249         "define myemptycommand in user_defined_command_test" {
 250             -re "End with"  {
 251                 pass "define myemptycommand in user_defined_command_test"
 252             }
 253         }
 254     gdb_test "end" \
 255         "" \
 256         "end definition of user-defined command with empty body"
 257
 258     gdb_test_no_output "myemptycommand" \
 259         "execute user-defined empty command in user_defined_command_test"
 260
 261     gdb_test "show user" \
 262         "User command \"myemptycommand.*" \
 263         "display empty command in command list in user_defined_command_test"
 264
 265     gdb_test "show user myemptycommand" \
 266         "User command \"myemptycommand.*" \
 267         "display user-defined empty command in user_defined_command_test"
 268 }
 269
 270 proc watchpoint_command_test {} {
 271     global noargs
 272     global gdb_prompt
 273
 274     if [target_info exists noargs] {
 275         verbose "Skipping watchpoint_command_test because of noargs."
 276         return
 277     }
 278
 279     # Disable hardware watchpoints if necessary.
 280     if [target_info exists gdb,no_hardware_watchpoints] {
 281         gdb_test_no_output "set can-use-hw-watchpoints 0" ""
 282     }
 283
 284     gdb_test_no_output "set args 6" "set args in watchpoint_command_test"
 285     if { ![runto factorial] } then { return }
 286     delete_breakpoints
 287
 288     # Verify that we can create a watchpoint, and give it a commands
 289     # list that continues the inferior.  We set the watchpoint on a
 290     # local variable, too, so that it self-deletes when the watched
 291     # data goes out of scope.
 292     #
 293     # What should happen is: Each time the watchpoint triggers, it
 294     # continues the inferior.  Eventually, the watchpoint will self-
 295     # delete, when the watched variable is out of scope.  But by that
 296     # time, the inferior should have exited.  GDB shouldn't crash or
 297     # anything untoward as a result of this.
 298     #
 299     set wp_id -1
 300
 301     gdb_test_multiple "watch local_var" "watch local_var" {
 302         -re "\[Ww\]atchpoint (\[0-9\]*): local_var.*$gdb_prompt $" {
 303             set wp_id $expect_out(1,string)
 304             pass "watch local_var"
 305         }
 306     }
 307
 308     if {$wp_id == -1} {return}
 309
 310     gdb_test_multiple "commands $wp_id" "begin commands on watch" {
 311         -re "Type commands for breakpoint.*, one per line.*>$" {
 312             pass "begin commands on watch"
 313         }
 314     }
 315     # See the 'No symbol "value...' fail below.  This command will
 316     # fail if it's executed in the wrong frame.  If adjusting the
 317     # test, make sure this property holds.
 318     gdb_test_multiple "print value" "add print command to watch" {
 319         -re ">$" {
 320             pass "add print command to watch"
 321         }
 322     }
 323     gdb_test_multiple "continue" "add continue command to watch" {
 324         -re ">$" {
 325             pass "add continue command to watch"
 326         }
 327     }
 328     gdb_test "end" \
 329         "" \
 330         "end commands on watch"
 331
 332     set test "continue with watch"
 333     set lno_1 [gdb_get_line_number "commands.exp: hw local_var out of scope" "run.c"]
 334     set lno_2 [gdb_get_line_number "commands.exp: local_var out of scope"    "run.c"]
 335     gdb_test_multiple "continue" "$test" {
 336         -re "No symbol \"value\" in current context.\r\n$gdb_prompt $" {
 337             # Happens if GDB actually runs the watchpoints commands,
 338             # even though the watchpoint was deleted for not being in
 339             # scope.
 340             fail $test
 341         }
 342         -re "Continuing.*\[Ww\]atchpoint $wp_id deleted because the program has left the block in.*which its expression is valid.*run.c:($lno_1|$lno_2).*$gdb_prompt $" {
 343             pass $test
 344         }
 345    }
 346 }
 347
 348 proc test_command_prompt_position {} {
 349     global gdb_prompt
 350
 351     if [target_info exists noargs] {
 352         verbose "Skipping test_command_prompt_position because of noargs."
 353         return
 354     }
 355
 356     if { ![runto factorial] } then { gdb_suppress_tests; }
 357     # Don't depend upon argument passing, since most simulators don't
 358     # currently support it.  Bash value variable to be what we want.
 359     delete_breakpoints
 360     gdb_test "break factorial" "Breakpoint.*at.*" "break factorial #3"
 361     gdb_test "p value=5" ".*" "set value to 5 in test_command_prompt_position"
 362     # All this test should do is print 0xdeadbeef once.
 363     gdb_test "if value == 1\np/x 0xfeedface\nelse\np/x 0xdeadbeef\nend" \
 364             "\\\$\[0-9\]* = 0xdeadbeef" \
 365             "if test in test_command_prompt_position"
 366
 367     # Now let's test for the correct position of the '>' in gdb's
 368     # prompt for commands.  It should be at the beginning of the line,
 369     # and not after one space.
 370
 371     send_gdb "commands\n"
 372     gdb_expect {
 373         -re "Type commands.*End with.*\[\r\n\]>$" {
 374             send_gdb "printf \"Now the value is %d\\n\", value\n"
 375             gdb_expect {
 376                 -re "^printf.*value\r\n>$" {
 377                     send_gdb "end\n"
 378                     gdb_expect {
 379                         -re "^end\r\n$gdb_prompt $" {
 380                             pass "> OK in test_command_prompt_position"
 381                         }
 382                         -re ".*$gdb_prompt $" {
 383                             fail "some other message in test_command_prompt_position"
 384                         }
 385                         timeout  {
 386                             fail "(timeout) 1 in test_command_prompt_position"
 387                         }
 388                     }
 389                 }
 390                 -re "^ >$" { fail "> not OK in test_command_prompt_position" }
 391                 -re ".*$gdb_prompt $"   {
 392                     fail "wrong message in test_command_prompt_position"
 393                 }
 394                 timeout    {
 395                     fail "(timeout) 2 in test_command_prompt_position "
 396                 }
 397             }
 398         }
 399         -re "Type commands.*End with.*\[\r\n\] >$" {
 400             fail "prompt not OK in test_command_prompt_position"
 401         }
 402         -re ".*$gdb_prompt $" {
 403             fail "commands in test_command_prompt_position"
 404         }
 405         timeout { fail "(timeout) 3 commands in test_command_prompt_position" }
 406     }
 407
 408     gdb_stop_suppressing_tests
 409 }
 410
 411
 412
 413 proc deprecated_command_test {} {
 414     gdb_test "maintenance deprecate blah" "Can't find command.*" \
 415           "tried to deprecate non-existing command"
 416
 417     gdb_test_no_output "maintenance deprecate p \"new_p\"" "maintenance deprecate p \"new_p\" /1/"
 418     gdb_test "p 5" \
 419             "Warning: 'p', an alias for the command 'print' is deprecated.*Use 'new_p'.*" \
 420             "p deprecated warning, with replacement"
 421     gdb_test "p 5" ".\[0-9\]* = 5.*" "Deprecated warning goes away /1/"
 422
 423     gdb_test_no_output "maintenance deprecate p \"new_p\"" "maintenance deprecate p \"new_p\" /2/"
 424     gdb_test_no_output "maintenance deprecate print \"new_print\""
 425     gdb_test "p 5" \
 426             "Warning: command 'print' \\(p\\) is deprecated.*Use 'new_print'.*" \
 427             "both alias and command are deprecated"
 428     gdb_test "p 5" ".\[0-9\]* = 5.*" "Deprecated warning goes away /2/"
 429
 430     gdb_test_no_output "maintenance deprecate set remote memory-read-packet-size \"srm\" " \
 431             "deprecate long command /1/"
 432     gdb_test "set remote memory-read-packet-size" \
 433             "Warning: command 'set remote memory-read-packet-size' is deprecated.*Use 'srm'.*" \
 434             "long command deprecated /1/"
 435
 436     gdb_test_no_output "maintenance deprecate set remote memory-read-packet-size" \
 437             "deprecate long command /2/"
 438     gdb_test "set remote memory-read-packet-size" \
 439             "Warning: command 'set remote memory-read-packet-size' is deprecated.*No alternative known.*" \
 440             "long command deprecated with no alternative /2/"
 441
 442     gdb_test "maintenance deprecate" \
 443             "\"maintenance deprecate\".*" \
 444             "deprecate with no arguments"
 445 }
 446
 447 proc bp_deleted_in_command_test {} {
 448     global gdb_prompt
 449
 450     if [target_info exists noargs] {
 451         verbose "Skipping bp_deleted_in_command_test because of noargs."
 452         return
 453     }
 454
 455     gdb_test_no_output "set args 1" \
 456         "set args in bp_deleted_in_command_test"
 457     delete_breakpoints
 458
 459     # Create a breakpoint, and associate a command-list to it, with
 460     # one command that deletes this breakpoint.
 461     gdb_test "break factorial" \
 462              "Breakpoint \[0-9\]+ at .*: file .*run.c, line \[0-9\]+\." \
 463              "breakpoint in bp_deleted_in_command_test"
 464
 465     gdb_test_multiple "commands" "begin commands in bp_deleted_in_command_test" {
 466       -re "Type commands for breakpoint.*>$" {
 467           pass "begin commands in bp_deleted_in_command_test"
 468       }
 469     }
 470     gdb_test_multiple "silent" "add silent command" {
 471         -re ">$" {
 472             pass "add silent command"
 473         }
 474     }
 475     gdb_test_multiple "clear factorial" "add clear command" {
 476         -re ">$" {
 477             pass "add clear command"
 478         }
 479     }
 480     gdb_test_multiple "printf \"factorial command-list executed\\n\"" \
 481         "add printf command" {
 482         -re ">$" {
 483             pass "add printf command"
 484         }
 485     }
 486     gdb_test_multiple "cont" "add cont command" {
 487         -re ">$" {
 488             pass "add cont command"
 489         }
 490     }
 491     gdb_test "end" \
 492         "" \
 493         "end commands"
 494
 495     gdb_run_cmd
 496     gdb_test "" "factorial command-list executed.*" "run factorial until breakpoint"
 497 }
 498
 499 proc temporary_breakpoint_commands {} {
 500     global gdb_prompt
 501
 502     if [target_info exists noargs] {
 503         verbose "Skipping temporary_breakpoint_commands because of noargs."
 504         return
 505     }
 506
 507     gdb_test_no_output "set args 1" \
 508         "set args in temporary_breakpoint_commands"
 509     delete_breakpoints
 510
 511     # Create a temporary breakpoint, and associate a commands list to it.
 512     # This test will verify that this commands list is executed when the
 513     # breakpoint is hit.
 514     gdb_test "tbreak factorial" \
 515             "Temporary breakpoint \[0-9\]+ at .*: file .*run.c, line \[0-9\]+\." \
 516             "breakpoint in temporary_breakpoint_commands"
 517
 518     gdb_test_multiple "commands" \
 519         "begin commands in bp_deleted_in_command_test" {
 520             -re "Type commands for breakpoint.*>$" {
 521                 pass "begin commands in bp_deleted_in_command_test"
 522             }
 523         }
 524     gdb_test_multiple "silent" "add silent tbreak command" {
 525         -re ">$" {
 526             pass "add silent tbreak command"
 527         }
 528     }
 529     gdb_test_multiple "printf \"factorial tbreak commands executed\\n\"" \
 530         "add printf tbreak command" {
 531             -re ">$" {
 532                 pass "add printf tbreak command"
 533             }
 534         }
 535     gdb_test_multiple "cont" "add cont tbreak command" {
 536         -re ">$" {
 537             pass "add cont tbreak command"
 538         }
 539     }
 540     gdb_test "end" \
 541         "" \
 542         "end tbreak commands"
 543
 544     gdb_run_cmd
 545     gdb_test "" "factorial tbreak commands executed.*" \
 546         "run factorial until temporary breakpoint"
 547 }
 548
 549 # Test that GDB can handle $arg0 outside of user functions without
 550 # crashing.
 551 proc stray_arg0_test { } {
 552     gdb_test "print \$arg0" \
 553         "\\\$\[0-9\]* = void" \
 554         "stray_arg0_test #1"
 555
 556     gdb_test "if 1 == 1\nprint \$arg0\nend" \
 557         "\\\$\[0-9\]* = void" \
 558         "stray_arg0_test #2"
 559
 560     gdb_test "print \$arg0 = 1" \
 561         "\\\$\[0-9\]* = 1" \
 562         "stray_arg0_test #3"
 563
 564     gdb_test "print \$arg0" \
 565         "\\\$\[0-9\]* = 1" \
 566         "stray_arg0_test #4"
 567 }
 568
 569 # Test that GDB is able to source a file with an indented comment.
 570 proc source_file_with_indented_comment {} {
 571     set file1 [standard_output_file file1]
 572
 573     set fd [open "$file1" w]
 574     puts $fd \
 575 {define my_fun
 576     #indented comment
 577 end
 578 echo Done!\n}
 579     close $fd
 580
 581     gdb_test "source $file1" "Done!" "source file with indented comment"
 582 }
 583
 584 # Test that GDB can handle arguments when sourcing files recursively.
 585 # If the arguments are overwritten with ####### then the test has failed.
 586 proc recursive_source_test {} {
 587     set file1 [standard_output_file file1]
 588     set file2 [standard_output_file file2]
 589     set file3 [standard_output_file file3]
 590
 591     set fd [open "$file1" w]
 592     puts $fd \
 593 "source $file2
 594 abcdef qwerty"
 595     close $fd
 596
 597     set fd [open "$file2" w]
 598     puts $fd \
 599 "define abcdef
 600   echo 1: <<<\$arg0>>>\\n
 601   source $file3
 602   echo 2: <<<\$arg0>>>\\n
 603 end"
 604     close $fd
 605
 606     set fd [open "$file3" w]
 607     puts $fd \
 608 "echo in file3\\n
 609 #################################################################"
 610     close $fd
 611
 612     gdb_test "source $file1" \
 613         "1: <<<qwerty>>>\[\r\n]+in file3\[\r\n]+2: <<<qwerty>>>" \
 614         "recursive source test"
 615
 616     file delete $file1
 617     file delete $file2
 618     file delete $file3
 619 }
 620
 621 proc gdb_test_no_prompt { command result msg } {
 622     global gdb_prompt
 623
 624     set msg "$command - $msg"
 625     set result "^[string_to_regexp $command]\r\n$result$"
 626     gdb_test_multiple $command $msg {
 627         -re "$result" {
 628             pass $msg
 629             return 1
 630         }
 631         -re "\r\n *>$" {
 632             fail $msg
 633             return 0
 634         }
 635     }
 636     return 0
 637 }
 638
 639 proc if_commands_test {} {
 640     global gdb_prompt
 641
 642     gdb_test_no_output "set \$tem = 1" "set \$tem in if_commands_test"
 643
 644     set test "if_commands_test 1"
 645     gdb_test_no_prompt "if \$tem == 2" { >} $test
 646     gdb_test_no_prompt "break main" { >} $test
 647     gdb_test_no_prompt "else" { >} $test
 648     gdb_test_no_prompt "break factorial" { >} $test
 649     gdb_test_no_prompt "commands" {  >} $test
 650     gdb_test_no_prompt "silent" {  >} $test
 651     gdb_test_no_prompt "set \$tem = 3" {  >} $test
 652     gdb_test_no_prompt "continue" {  >} $test
 653     gdb_test_multiple "end" "first end - $test" {
 654         -re " >\$" {
 655             pass "first end - $test"
 656         }
 657         -re "\r\n>\$" {
 658             fail "first end - $test"
 659         }
 660     }
 661     gdb_test_multiple "end" "second end - $test" {
 662         -re "Breakpoint \[0-9\]+ at .*: file .*run.c, line \[0-9\]+\.\r\n$gdb_prompt $" {
 663             pass "second end - $test"
 664         }
 665         -re "Undefined command: \"silent\".*$gdb_prompt $" {
 666             fail "second end - $test"
 667         }
 668     }
 669
 670     set test "if_commands_test 2"
 671     gdb_test_no_prompt "if \$tem == 1" { >} $test
 672     gdb_test_no_prompt "break main" { >} $test
 673     gdb_test_no_prompt "else" { >} $test
 674     gdb_test_no_prompt "break factorial" { >} $test
 675     gdb_test_no_prompt "commands" {  >} $test
 676     gdb_test_no_prompt "silent" {  >} $test
 677     gdb_test_no_prompt "set \$tem = 3" {  >} $test
 678     gdb_test_no_prompt "continue" {  >} $test
 679     gdb_test_multiple "end" "first end - $test" {
 680         -re " >\$" {
 681             pass "first end - $test"
 682         }
 683         -re "\r\n>\$" {
 684             fail "first end - $test"
 685         }
 686     }
 687     gdb_test_multiple "end" "second end - $test" {
 688         -re "Breakpoint \[0-9\]+ at .*: file .*run.c, line \[0-9\]+\.\r\n$gdb_prompt $" {
 689             pass "second end - $test"
 690         }
 691     }
 692 }
 693
 694 # Verify an error during "commands" commands execution will prevent any other
 695 # "commands" from other breakpoints at the same location to be executed.
 696
 697 proc error_clears_commands_left {} {
 698     set test "hook-stop 1"
 699     gdb_test_multiple {define hook-stop} $test {
 700         -re "End with a line saying just \"end\"\\.\r\n>$" {
 701             pass $test
 702         }
 703     }
 704     set test "hook-stop 1a"
 705     gdb_test_multiple {echo hook-stop1\n} $test {
 706         -re "\r\n>$" {
 707             pass $test
 708         }
 709     }
 710     gdb_test_no_output "end" "hook-stop 1b"
 711
 712     delete_breakpoints
 713     gdb_breakpoint "main"
 714
 715     set test "main commands 1"
 716     gdb_test_multiple {commands $bpnum} $test {
 717         -re "End with a line saying just \"end\"\\.\r\n>$" {
 718             pass $test
 719         }
 720     }
 721     set test "main commands 1a"
 722     gdb_test_multiple {echo cmd1\n} $test {
 723         -re "\r\n>$" {
 724             pass $test
 725         }
 726     }
 727     set test "main commands 1b"
 728     gdb_test_multiple {errorcommandxy\n} $test {
 729         -re "\r\n>$" {
 730             pass $test
 731         }
 732     }
 733     gdb_test_no_output "end" "main commands 1c"
 734
 735     gdb_breakpoint "main"
 736     set test "main commands 2"
 737     gdb_test_multiple {commands $bpnum} $test {
 738         -re "End with a line saying just \"end\"\\.\r\n>$" {
 739             pass $test
 740         }
 741     }
 742     set test "main commands 2a"
 743     gdb_test_multiple {echo cmd2\n} $test {
 744         -re "\r\n>$" {
 745             pass $test
 746         }
 747     }
 748     set test "main commands 2b"
 749     gdb_test_multiple {errorcommandyz\n} $test {
 750         -re "\r\n>$" {
 751             pass $test
 752         }
 753     }
 754     gdb_test_no_output "end" "main commands 2c"
 755
 756     gdb_run_cmd
 757     gdb_test "" "hook-stop1\r\n.*\r\ncmd1\r\nUndefined command: \"errorcommandxy\"\\.  Try \"help\"\\." "cmd1 error"
 758
 759     gdb_test {echo idle\n} "\r\nidle" "no cmd2"
 760 }
 761
 762 proc redefine_hook_test {} {
 763     global gdb_prompt
 764
 765     gdb_test "define one\nend" \
 766       "" \
 767       "define one"
 768
 769     gdb_test "define hook-one\necho hibob\\n\nend" \
 770       "" \
 771       "define hook-one"
 772
 773     gdb_test_multiple "define one" "redefine one" {
 774         -re "Redefine command .one.. .y or n. $" {
 775             send_gdb "y\n"
 776             exp_continue
 777         }
 778
 779         -re "End with"  {
 780             pass "define one in redefine_hook_test"
 781         }
 782         default {
 783             fail "(timeout or eof) define one in redefine_hook_test"
 784         }
 785     }
 786
 787     gdb_test "end" \
 788             "" \
 789             "enter commands for one redefinition in redefine_hook_test"
 790
 791     gdb_test "one" \
 792             "hibob" \
 793             "execute one command in redefine_hook_test"
 794 }
 795
 796 proc redefine_backtrace_test {} {
 797     global gdb_prompt
 798
 799     gdb_test_multiple "define backtrace" "define backtrace" {
 800         -re "Really redefine built-in command \"backtrace\"\\? \\(y or n\\) $"  {
 801             pass "define backtrace"
 802         }
 803     }
 804
 805     gdb_test_multiple "y" "expect response to define backtrace" {
 806         -re "End with a line saying just \"end\"\\.\r\n>$"  {
 807             pass "expect response to define backtrace"
 808         }
 809     }
 810
 811     gdb_test "echo hibob\\n\nend" \
 812             "" \
 813             "enter commands in redefine_backtrace_test"
 814
 815     gdb_test "backtrace" \
 816             "hibob" \
 817             "execute backtrace command in redefine_backtrace_test"
 818     gdb_test "bt" \
 819             "hibob" \
 820             "execute bt command in redefine_backtrace_test"
 821 }
 822
 823 gdbvar_simple_if_test
 824 gdbvar_simple_while_test
 825 gdbvar_complex_if_while_test
 826 progvar_simple_if_test
 827 progvar_simple_while_test
 828 progvar_complex_if_while_test
 829 if_while_breakpoint_command_test
 830 infrun_breakpoint_command_test
 831 breakpoint_command_test
 832 user_defined_command_test
 833 watchpoint_command_test
 834 test_command_prompt_position
 835 deprecated_command_test
 836 bp_deleted_in_command_test
 837 temporary_breakpoint_commands
 838 stray_arg0_test
 839 source_file_with_indented_comment
 840 recursive_source_test
 841 if_commands_test
 842 error_clears_commands_left
 843 redefine_hook_test
 844 # This one should come last, as it redefines "backtrace".
 845 redefine_backtrace_test