gdb/testsuite/gdb.base/commands.exp

   1 #   Copyright 1988-2013 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
 248 proc watchpoint_command_test {} {
 249     global noargs
 250     global gdb_prompt
 251
 252     if [target_info exists noargs] {
 253         verbose "Skipping watchpoint_command_test because of noargs."
 254         return
 255     }
 256
 257     # Disable hardware watchpoints if necessary.
 258     if [target_info exists gdb,no_hardware_watchpoints] {
 259         gdb_test_no_output "set can-use-hw-watchpoints 0" ""
 260     }
 261
 262     gdb_test_no_output "set args 6" "set args in watchpoint_command_test"
 263     if { ![runto factorial] } then { return }
 264     delete_breakpoints
 265
 266     # Verify that we can create a watchpoint, and give it a commands
 267     # list that continues the inferior.  We set the watchpoint on a
 268     # local variable, too, so that it self-deletes when the watched
 269     # data goes out of scope.
 270     #
 271     # What should happen is: Each time the watchpoint triggers, it
 272     # continues the inferior.  Eventually, the watchpoint will self-
 273     # delete, when the watched variable is out of scope.  But by that
 274     # time, the inferior should have exited.  GDB shouldn't crash or
 275     # anything untoward as a result of this.
 276     #
 277     set wp_id -1
 278
 279     gdb_test_multiple "watch local_var" "watch local_var" {
 280         -re "\[Ww\]atchpoint (\[0-9\]*): local_var.*$gdb_prompt $" {
 281             set wp_id $expect_out(1,string)
 282             pass "watch local_var"
 283         }
 284     }
 285
 286     if {$wp_id == -1} {return}
 287
 288     gdb_test_multiple "commands $wp_id" "begin commands on watch" {
 289         -re "Type commands for breakpoint.*, one per line.*>$" {
 290             pass "begin commands on watch"
 291         }
 292     }
 293     # See the 'No symbol "value...' fail below.  This command will
 294     # fail if it's executed in the wrong frame.  If adjusting the
 295     # test, make sure this property holds.
 296     gdb_test_multiple "print value" "add print command to watch" {
 297         -re ">$" {
 298             pass "add print command to watch"
 299         }
 300     }
 301     gdb_test_multiple "continue" "add continue command to watch" {
 302         -re ">$" {
 303             pass "add continue command to watch"
 304         }
 305     }
 306     gdb_test "end" \
 307         "" \
 308         "end commands on watch"
 309
 310     set test "continue with watch"
 311     set lno_1 [gdb_get_line_number "commands.exp: hw local_var out of scope" "run.c"]
 312     set lno_2 [gdb_get_line_number "commands.exp: local_var out of scope"    "run.c"]
 313     gdb_test_multiple "continue" "$test" {
 314         -re "No symbol \"value\" in current context.\r\n$gdb_prompt $" {
 315             # Happens if GDB actually runs the watchpoints commands,
 316             # even though the watchpoint was deleted for not being in
 317             # scope.
 318             fail $test
 319         }
 320         -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 $" {
 321             pass $test
 322         }
 323    }
 324 }
 325
 326 proc test_command_prompt_position {} {
 327     global gdb_prompt
 328
 329     if [target_info exists noargs] {
 330         verbose "Skipping test_command_prompt_position because of noargs."
 331         return
 332     }
 333
 334     if { ![runto factorial] } then { gdb_suppress_tests; }
 335     # Don't depend upon argument passing, since most simulators don't
 336     # currently support it.  Bash value variable to be what we want.
 337     delete_breakpoints
 338     gdb_test "break factorial" "Breakpoint.*at.*" "break factorial #3"
 339     gdb_test "p value=5" ".*" "set value to 5 in test_command_prompt_position"
 340     # All this test should do is print 0xdeadbeef once.
 341     gdb_test "if value == 1\np/x 0xfeedface\nelse\np/x 0xdeadbeef\nend" \
 342             "\\\$\[0-9\]* = 0xdeadbeef" \
 343             "if test in test_command_prompt_position"
 344
 345     # Now let's test for the correct position of the '>' in gdb's
 346     # prompt for commands.  It should be at the beginning of the line,
 347     # and not after one space.
 348
 349     send_gdb "commands\n"
 350     gdb_expect {
 351         -re "Type commands.*End with.*\[\r\n\]>$" {
 352             send_gdb "printf \"Now the value is %d\\n\", value\n"
 353             gdb_expect {
 354                 -re "^printf.*value\r\n>$" {
 355                     send_gdb "end\n"
 356                     gdb_expect {
 357                         -re "^end\r\n$gdb_prompt $" {
 358                             pass "> OK in test_command_prompt_position"
 359                         }
 360                         -re ".*$gdb_prompt $" {
 361                             fail "some other message in test_command_prompt_position"
 362                         }
 363                         timeout  {
 364                             fail "(timeout) 1 in test_command_prompt_position"
 365                         }
 366                     }
 367                 }
 368                 -re "^ >$" { fail "> not OK in test_command_prompt_position" }
 369                 -re ".*$gdb_prompt $"   {
 370                     fail "wrong message in test_command_prompt_position"
 371                 }
 372                 timeout    {
 373                     fail "(timeout) 2 in test_command_prompt_position "
 374                 }
 375             }
 376         }
 377         -re "Type commands.*End with.*\[\r\n\] >$" {
 378             fail "prompt not OK in test_command_prompt_position"
 379         }
 380         -re ".*$gdb_prompt $" {
 381             fail "commands in test_command_prompt_position"
 382         }
 383         timeout { fail "(timeout) 3 commands in test_command_prompt_position" }
 384     }
 385
 386     gdb_stop_suppressing_tests
 387 }
 388
 389
 390
 391 proc deprecated_command_test {} {
 392     gdb_test "maintenance deprecate blah" "Can't find command.*" \
 393           "tried to deprecate non-existing command"
 394
 395     gdb_test_no_output "maintenance deprecate p \"new_p\"" "maintenance deprecate p \"new_p\" /1/"
 396     gdb_test "p 5" \
 397             "Warning: 'p', an alias for the command 'print' is deprecated.*Use 'new_p'.*" \
 398             "p deprecated warning, with replacement"
 399     gdb_test "p 5" ".\[0-9\]* = 5.*" "Deprecated warning goes away /1/"
 400
 401     gdb_test_no_output "maintenance deprecate p \"new_p\"" "maintenance deprecate p \"new_p\" /2/"
 402     gdb_test_no_output "maintenance deprecate print \"new_print\""
 403     gdb_test "p 5" \
 404             "Warning: command 'print' \\(p\\) is deprecated.*Use 'new_print'.*" \
 405             "both alias and command are deprecated"
 406     gdb_test "p 5" ".\[0-9\]* = 5.*" "Deprecated warning goes away /2/"
 407
 408     gdb_test_no_output "maintenance deprecate set remote memory-read-packet-size \"srm\" " \
 409             "deprecate long command /1/"
 410     gdb_test "set remote memory-read-packet-size" \
 411             "Warning: command 'set remote memory-read-packet-size' is deprecated.*Use 'srm'.*" \
 412             "long command deprecated /1/"
 413
 414     gdb_test_no_output "maintenance deprecate set remote memory-read-packet-size" \
 415             "deprecate long command /2/"
 416     gdb_test "set remote memory-read-packet-size" \
 417             "Warning: command 'set remote memory-read-packet-size' is deprecated.*No alternative known.*" \
 418             "long command deprecated with no alternative /2/"
 419
 420     gdb_test "maintenance deprecate" \
 421             "\"maintenance deprecate\".*" \
 422             "deprecate with no arguments"
 423 }
 424
 425 proc bp_deleted_in_command_test {} {
 426     global gdb_prompt
 427
 428     if [target_info exists noargs] {
 429         verbose "Skipping bp_deleted_in_command_test because of noargs."
 430         return
 431     }
 432
 433     gdb_test_no_output "set args 1" \
 434         "set args in bp_deleted_in_command_test"
 435     delete_breakpoints
 436
 437     # Create a breakpoint, and associate a command-list to it, with
 438     # one command that deletes this breakpoint.
 439     gdb_test "break factorial" \
 440              "Breakpoint \[0-9\]+ at .*: file .*run.c, line \[0-9\]+\." \
 441              "breakpoint in bp_deleted_in_command_test"
 442
 443     gdb_test_multiple "commands" "begin commands in bp_deleted_in_command_test" {
 444       -re "Type commands for breakpoint.*>$" {
 445           pass "begin commands in bp_deleted_in_command_test"
 446       }
 447     }
 448     gdb_test_multiple "silent" "add silent command" {
 449         -re ">$" {
 450             pass "add silent command"
 451         }
 452     }
 453     gdb_test_multiple "clear factorial" "add clear command" {
 454         -re ">$" {
 455             pass "add clear command"
 456         }
 457     }
 458     gdb_test_multiple "printf \"factorial command-list executed\\n\"" \
 459         "add printf command" {
 460         -re ">$" {
 461             pass "add printf command"
 462         }
 463     }
 464     gdb_test_multiple "cont" "add cont command" {
 465         -re ">$" {
 466             pass "add cont command"
 467         }
 468     }
 469     gdb_test "end" \
 470         "" \
 471         "end commands"
 472
 473     gdb_run_cmd
 474     gdb_expect {
 475         -re ".*factorial command-list executed.*$gdb_prompt $" {
 476             pass "run factorial until breakpoint"
 477         }
 478         -re ".*$gdb_prompt $" {
 479             fail "run factorial until breakpoint"
 480         }
 481         default { fail "(timeout) run factorial until breakpoint" }
 482         timeout { fail "(timeout) run factorial until breakpoint" }
 483     }
 484 }
 485
 486 proc temporary_breakpoint_commands {} {
 487     global gdb_prompt
 488
 489     if [target_info exists noargs] {
 490         verbose "Skipping temporary_breakpoint_commands because of noargs."
 491         return
 492     }
 493
 494     gdb_test_no_output "set args 1" \
 495         "set args in temporary_breakpoint_commands"
 496     delete_breakpoints
 497
 498     # Create a temporary breakpoint, and associate a commands list to it.
 499     # This test will verify that this commands list is executed when the
 500     # breakpoint is hit.
 501     gdb_test "tbreak factorial" \
 502             "Temporary breakpoint \[0-9\]+ at .*: file .*run.c, line \[0-9\]+\." \
 503             "breakpoint in temporary_breakpoint_commands"
 504
 505     gdb_test_multiple "commands" \
 506         "begin commands in bp_deleted_in_command_test" {
 507             -re "Type commands for breakpoint.*>$" {
 508                 pass "begin commands in bp_deleted_in_command_test"
 509             }
 510         }
 511     gdb_test_multiple "silent" "add silent tbreak command" {
 512         -re ">$" {
 513             pass "add silent tbreak command"
 514         }
 515     }
 516     gdb_test_multiple "printf \"factorial tbreak commands executed\\n\"" \
 517         "add printf tbreak command" {
 518             -re ">$" {
 519                 pass "add printf tbreak command"
 520             }
 521         }
 522     gdb_test_multiple "cont" "add cont tbreak command" {
 523         -re ">$" {
 524             pass "add cont tbreak command"
 525         }
 526     }
 527     gdb_test "end" \
 528         "" \
 529         "end tbreak commands"
 530
 531     gdb_run_cmd
 532     gdb_expect {
 533         -re ".*factorial tbreak commands executed.*$gdb_prompt $" {
 534             pass "run factorial until temporary breakpoint"
 535         }
 536         timeout { fail "(timeout) run factorial until temporary breakpoint" }
 537     }
 538 }
 539
 540 # Test that GDB can handle $arg0 outside of user functions without
 541 # crashing.
 542 proc stray_arg0_test { } {
 543     gdb_test "print \$arg0" \
 544         "\\\$\[0-9\]* = void" \
 545         "stray_arg0_test #1"
 546
 547     gdb_test "if 1 == 1\nprint \$arg0\nend" \
 548         "\\\$\[0-9\]* = void" \
 549         "stray_arg0_test #2"
 550
 551     gdb_test "print \$arg0 = 1" \
 552         "\\\$\[0-9\]* = 1" \
 553         "stray_arg0_test #3"
 554
 555     gdb_test "print \$arg0" \
 556         "\\\$\[0-9\]* = 1" \
 557         "stray_arg0_test #4"
 558 }
 559
 560 # Test that GDB is able to source a file with an indented comment.
 561 proc source_file_with_indented_comment {} {
 562     set file1 [standard_output_file file1]
 563
 564     set fd [open "$file1" w]
 565     puts $fd \
 566 {define my_fun
 567     #indented comment
 568 end
 569 echo Done!\n}
 570     close $fd
 571
 572     gdb_test "source $file1" "Done!" "source file with indented comment"
 573 }
 574
 575 # Test that GDB can handle arguments when sourcing files recursively.
 576 # If the arguments are overwritten with ####### then the test has failed.
 577 proc recursive_source_test {} {
 578     set file1 [standard_output_file file1]
 579     set file2 [standard_output_file file2]
 580     set file3 [standard_output_file file3]
 581
 582     set fd [open "$file1" w]
 583     puts $fd \
 584 "source $file2
 585 abcdef qwerty"
 586     close $fd
 587
 588     set fd [open "$file2" w]
 589     puts $fd \
 590 "define abcdef
 591   echo 1: <<<\$arg0>>>\\n
 592   source $file3
 593   echo 2: <<<\$arg0>>>\\n
 594 end"
 595     close $fd
 596
 597     set fd [open "$file3" w]
 598     puts $fd \
 599 "echo in file3\\n
 600 #################################################################"
 601     close $fd
 602
 603     gdb_test "source $file1" \
 604         "1: <<<qwerty>>>\[\r\n]+in file3\[\r\n]+2: <<<qwerty>>>" \
 605         "recursive source test"
 606
 607     file delete $file1
 608     file delete $file2
 609     file delete $file3
 610 }
 611
 612 proc gdb_test_no_prompt { command result msg } {
 613     global gdb_prompt
 614
 615     set msg "$command - $msg"
 616     set result "^[string_to_regexp $command]\r\n$result$"
 617     gdb_test_multiple $command $msg {
 618         -re "$result" {
 619             pass $msg
 620             return 1
 621         }
 622         -re "\r\n *>$" {
 623             fail $msg
 624             return 0
 625         }
 626     }
 627     return 0
 628 }
 629
 630 proc if_commands_test {} {
 631     global gdb_prompt
 632
 633     gdb_test_no_output "set \$tem = 1" "set \$tem in if_commands_test"
 634
 635     set test "if_commands_test 1"
 636     gdb_test_no_prompt "if \$tem == 2" { >} $test
 637     gdb_test_no_prompt "break main" { >} $test
 638     gdb_test_no_prompt "else" { >} $test
 639     gdb_test_no_prompt "break factorial" { >} $test
 640     gdb_test_no_prompt "commands" {  >} $test
 641     gdb_test_no_prompt "silent" {  >} $test
 642     gdb_test_no_prompt "set \$tem = 3" {  >} $test
 643     gdb_test_no_prompt "continue" {  >} $test
 644     gdb_test_multiple "end" "first end - $test" {
 645         -re " >\$" {
 646             pass "first end - $test"
 647         }
 648         -re "\r\n>\$" {
 649             fail "first end - $test"
 650         }
 651     }
 652     gdb_test_multiple "end" "second end - $test" {
 653         -re "Breakpoint \[0-9\]+ at .*: file .*run.c, line \[0-9\]+\.\r\n$gdb_prompt $" {
 654             pass "second end - $test"
 655         }
 656         -re "Undefined command: \"silent\".*$gdb_prompt $" {
 657             fail "second end - $test"
 658         }
 659     }
 660
 661     set test "if_commands_test 2"
 662     gdb_test_no_prompt "if \$tem == 1" { >} $test
 663     gdb_test_no_prompt "break main" { >} $test
 664     gdb_test_no_prompt "else" { >} $test
 665     gdb_test_no_prompt "break factorial" { >} $test
 666     gdb_test_no_prompt "commands" {  >} $test
 667     gdb_test_no_prompt "silent" {  >} $test
 668     gdb_test_no_prompt "set \$tem = 3" {  >} $test
 669     gdb_test_no_prompt "continue" {  >} $test
 670     gdb_test_multiple "end" "first end - $test" {
 671         -re " >\$" {
 672             pass "first end - $test"
 673         }
 674         -re "\r\n>\$" {
 675             fail "first end - $test"
 676         }
 677     }
 678     gdb_test_multiple "end" "second end - $test" {
 679         -re "Breakpoint \[0-9\]+ at .*: file .*run.c, line \[0-9\]+\.\r\n$gdb_prompt $" {
 680             pass "second end - $test"
 681         }
 682     }
 683 }
 684
 685 # Verify an error during "commands" commands execution will prevent any other
 686 # "commands" from other breakpoints at the same location to be executed.
 687
 688 proc error_clears_commands_left {} {
 689     set test "hook-stop 1"
 690     gdb_test_multiple {define hook-stop} $test {
 691         -re "End with a line saying just \"end\"\\.\r\n>$" {
 692             pass $test
 693         }
 694     }
 695     set test "hook-stop 1a"
 696     gdb_test_multiple {echo hook-stop1\n} $test {
 697         -re "\r\n>$" {
 698             pass $test
 699         }
 700     }
 701     gdb_test_no_output "end" "hook-stop 1b"
 702
 703     delete_breakpoints
 704     gdb_breakpoint "main"
 705
 706     set test "main commands 1"
 707     gdb_test_multiple {commands $bpnum} $test {
 708         -re "End with a line saying just \"end\"\\.\r\n>$" {
 709             pass $test
 710         }
 711     }
 712     set test "main commands 1a"
 713     gdb_test_multiple {echo cmd1\n} $test {
 714         -re "\r\n>$" {
 715             pass $test
 716         }
 717     }
 718     set test "main commands 1b"
 719     gdb_test_multiple {errorcommandxy\n} $test {
 720         -re "\r\n>$" {
 721             pass $test
 722         }
 723     }
 724     gdb_test_no_output "end" "main commands 1c"
 725
 726     gdb_breakpoint "main"
 727     set test "main commands 2"
 728     gdb_test_multiple {commands $bpnum} $test {
 729         -re "End with a line saying just \"end\"\\.\r\n>$" {
 730             pass $test
 731         }
 732     }
 733     set test "main commands 2a"
 734     gdb_test_multiple {echo cmd2\n} $test {
 735         -re "\r\n>$" {
 736             pass $test
 737         }
 738     }
 739     set test "main commands 2b"
 740     gdb_test_multiple {errorcommandyz\n} $test {
 741         -re "\r\n>$" {
 742             pass $test
 743         }
 744     }
 745     gdb_test_no_output "end" "main commands 2c"
 746
 747     gdb_run_cmd
 748     gdb_test "" "hook-stop1\r\n.*\r\ncmd1\r\nUndefined command: \"errorcommandxy\"\\.  Try \"help\"\\." "cmd1 error"
 749
 750     gdb_test {echo idle\n} "\r\nidle" "no cmd2"
 751 }
 752
 753 proc redefine_hook_test {} {
 754     global gdb_prompt
 755
 756     gdb_test "define one\nend" \
 757       "" \
 758       "define one"
 759
 760     gdb_test "define hook-one\necho hibob\\n\nend" \
 761       "" \
 762       "define hook-one"
 763
 764     gdb_test_multiple "define one" "redefine one" {
 765         -re "Redefine command .one.. .y or n. $" {
 766             send_gdb "y\n"
 767             exp_continue
 768         }
 769
 770         -re "End with"  {
 771             pass "define one in redefine_hook_test"
 772         }
 773         default {
 774             fail "(timeout or eof) define one in redefine_hook_test"
 775         }
 776     }
 777
 778     gdb_test "end" \
 779             "" \
 780             "enter commands for one redefinition in redefine_hook_test"
 781
 782     gdb_test "one" \
 783             "hibob" \
 784             "execute one command in redefine_hook_test"
 785 }
 786
 787 proc redefine_backtrace_test {} {
 788     global gdb_prompt
 789
 790     gdb_test_multiple "define backtrace" "define backtrace" {
 791         -re "Really redefine built-in command \"backtrace\"\\? \\(y or n\\) $"  {
 792             pass "define backtrace"
 793         }
 794     }
 795
 796     gdb_test_multiple "y" "expect response to define backtrace" {
 797         -re "End with a line saying just \"end\"\\.\r\n>$"  {
 798             pass "expect response to define backtrace"
 799         }
 800     }
 801
 802     gdb_test "echo hibob\\n\nend" \
 803             "" \
 804             "enter commands in redefine_backtrace_test"
 805
 806     gdb_test "backtrace" \
 807             "hibob" \
 808             "execute backtrace command in redefine_backtrace_test"
 809     gdb_test "bt" \
 810             "hibob" \
 811             "execute bt command in redefine_backtrace_test"
 812 }
 813
 814 gdbvar_simple_if_test
 815 gdbvar_simple_while_test
 816 gdbvar_complex_if_while_test
 817 progvar_simple_if_test
 818 progvar_simple_while_test
 819 progvar_complex_if_while_test
 820 if_while_breakpoint_command_test
 821 infrun_breakpoint_command_test
 822 breakpoint_command_test
 823 user_defined_command_test
 824 watchpoint_command_test
 825 test_command_prompt_position
 826 deprecated_command_test
 827 bp_deleted_in_command_test
 828 temporary_breakpoint_commands
 829 stray_arg0_test
 830 source_file_with_indented_comment
 831 recursive_source_test
 832 if_commands_test
 833 error_clears_commands_left
 834 redefine_hook_test
 835 # This one should come last, as it redefines "backtrace".
 836 redefine_backtrace_test