gdb/testsuite/gdb.base/commands.exp

   1 #   Copyright (C) 1988, 1990, 1991, 1992, 1997 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 2 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, write to the Free Software
  15 # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  16
  17 # Please email any bugs, comments, and/or additions to this file to:
  18 # bug-gdb@prep.ai.mit.edu
  19
  20 if $tracelevel then {
  21     strace $tracelevel
  22 }
  23
  24 #
  25 # test special commands (if, while, etc)
  26 #
  27 set prms_id 0
  28 set bug_id 0
  29
  30 set testfile "run"
  31 set srcfile ${testfile}.c
  32 set binfile ${objdir}/${subdir}/commands
  33 if  { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug additional_flags=-DFAKEARGV}] != "" } {
  34      gdb_suppress_entire_file "Testcase compile failed, so all tests in this file will automatically fail."
  35 }
  36
  37 gdb_exit
  38 gdb_start
  39 delete_breakpoints
  40 gdb_reinitialize_dir $srcdir/$subdir
  41 gdb_load ${binfile}
  42
  43 proc gdbvar_simple_if_test {} {
  44     global gdb_prompt
  45
  46     gdb_test "set \$foo = 0" "" "set foo in gdbvar_simple_if_test"
  47     # All this test should do is print 0xdeadbeef once.
  48     gdb_test "if \$foo == 1\np/x 0xfeedface\nelse\np/x 0xdeadbeef\nend" "\\\$\[0-9\]* = 0xdeadbeef" "gdbvar_simple_if_test #1"
  49     # All this test should do is print 0xfeedface once.
  50     gdb_test "if \$foo == 0\np/x 0xfeedface\nelse\np/x 0xdeadbeef\nend" "\\\$\[0-9\]* = 0xfeedface" "gdbvar_simple_if_test #2"
  51 }
  52
  53 proc gdbvar_simple_while_test {} {
  54     global gdb_prompt
  55
  56     gdb_test "set \$foo = 5" "" "set foo in gdbvar_simple_while_test"
  57     # This test should print 0xfeedface five times.
  58     gdb_test "while \$foo > 0\np/x 0xfeedface\nset \$foo -= 1\nend" "\\\$\[0-9\]* = 0xfeedface\[^\n\]*\n\\\$\[0-9\]* = 0xfeedface\[^\n\]*\n\\\$\[0-9\]* = 0xfeedface\[^\n\]*\n\\\$\[0-9\]* = 0xfeedface\[^\n\]*\n\\\$\[0-9\]* = 0xfeedface" "gdbvar_simple_while_test #1"
  59 }
  60
  61 proc gdbvar_complex_if_while_test {} {
  62     global gdb_prompt
  63
  64     gdb_test "set \$foo = 4" "" "set foo in gdbvar complex_if_while_test"
  65     # This test should alternate between 0xdeadbeef and 0xfeedface two times.
  66     gdb_test "while \$foo > 0\nset \$foo -= 1\nif \(\$foo % 2\) == 1\np/x 0xdeadbeef\nelse\np/x 0xfeedface\nend\nend" "\\\$\[0-9\]* = 0xdeadbeef\[^\n\]*\n\\\$\[0-9\]* = 0xfeedface\[^\n\]*\n\\\$\[0-9\]* = 0xdeadbeef\[^\n\]*\n\\\$\[0-9\]* = 0xfeedface" "gdbvar_complex_if_while_test #1"
  67 }
  68
  69 proc progvar_simple_if_test {} {
  70     global gdb_prompt
  71
  72     if [target_info exists noargs] {
  73         verbose "Skipping progvar_simple_if_test because of noargs."
  74         return
  75     }
  76
  77     if { ![runto factorial] } then { gdb_suppress_tests; }
  78     # Don't depend upon argument passing, since most simulators don't currently
  79     # support it.  Bash value variable to be what we want.
  80     gdb_test "p value=5" "" "set value to 5 in progvar_simple_if_test #1"
  81     # All this test should do is print 0xdeadbeef once.
  82     gdb_test "if value == 1\np/x 0xfeedface\nelse\np/x 0xdeadbeef\nend" "\\\$\[0-9\]* = 0xdeadbeef" "progvar_simple_if_test #1"
  83     # All this test should do is print 0xfeedface once.
  84     gdb_test "if value == 5\np/x 0xfeedface\nelse\np/x 0xdeadbeef\nend" "\\\$\[0-9\]* = 0xfeedface" "progvar_simple_if_test #2"
  85     gdb_stop_suppressing_tests;
  86 }
  87
  88 proc progvar_simple_while_test {} {
  89     global gdb_prompt
  90
  91     if [target_info exists noargs] {
  92         verbose "Skipping progvar_simple_while_test because of noargs."
  93         return
  94     }
  95
  96     gdb_test "set args 5" "" "set args in progvar_simple_while_test"
  97     if { ![runto factorial] } then { gdb_suppress_tests }
  98     # Don't depend upon argument passing, since most simulators don't currently
  99     # support it.  Bash value variable to be what we want.
 100     gdb_test "p value=5" "" "set value to 5 in progvar_simple_if_test #2"
 101     # This test should print 0xfeedface five times.
 102     gdb_test "while value > 0\np/x 0xfeedface\nset value -= 1\nend" "\\\$\[0-9\]* = 0xfeedface\[^\n\]*\n\\\$\[0-9\]* = 0xfeedface\[^\n\]*\n\\\$\[0-9\]* = 0xfeedface\[^\n\]*\n\\\$\[0-9\]* = 0xfeedface\[^\n\]*\n\\\$\[0-9\]* = 0xfeedface" "progvar_simple_while_test #1"
 103     gdb_stop_suppressing_tests;
 104 }
 105
 106 proc progvar_complex_if_while_test {} {
 107     global gdb_prompt
 108
 109     if [target_info exists noargs] {
 110         verbose "Skipping progvar_simple_if_while_test because of noargs."
 111         return
 112     }
 113
 114     gdb_test "set args 4" "" "set args in progvar_complex_if_while_test"
 115     if { ![runto factorial] } then { gdb_suppress_tests }
 116     # Don't depend upon argument passing, since most simulators don't currently
 117     # support it.  Bash value variable to be what we want.
 118     gdb_test "p value=4" "" "set value to 4 in progvar_simple_if_test"
 119     # This test should alternate between 0xdeadbeef and 0xfeedface two times.
 120     gdb_test "while value > 0\nset value -= 1\nif \(value % 2\) == 1\np/x 0xdeadbeef\nelse\np/x 0xfeedface\nend\nend" "\\\$\[0-9\]* = 0xdeadbeef\[^\n\]*\n\\\$\[0-9\]* = 0xfeedface\[^\n\]*\n\\\$\[0-9\]* = 0xdeadbeef\[^\n\]*\n\\\$\[0-9\]* = 0xfeedface" "progvar_complex_if_while_test #1"
 121     gdb_stop_suppressing_tests;
 122 }
 123
 124 proc if_while_breakpoint_command_test {} {
 125     if [target_info exists noargs] {
 126         verbose "Skipping if_while_breakpoint_command_test because of noargs."
 127         return
 128     }
 129
 130     gdb_test "set args 5" "" "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 currently
 133     # 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     send_gdb "commands\n"
 139     gdb_expect {
 140         -re "End with" {
 141             pass "commands in if_while_breakpoint_command_test"
 142         }
 143         default {
 144             fail "(timeout or eof) commands in if_while_breakpoint_command_test"
 145         }
 146     }
 147     # This test should alternate between 0xdeadbeef and 0xfeedface two times.
 148     gdb_test "while value > 0\nset value -= 1\nif \(value % 2\) == 1\np/x 0xdeadbeef\nelse\np/x 0xfeedface\nend\nend\nend" "" "commands part 2 in if_while_breakpoint_command_test"
 149     gdb_test "continue" "\\\$\[0-9\]* = 0xdeadbeef\[^\n\]*\n\\\$\[0-9\]* = 0xfeedface\[^\n\]*\n\\\$\[0-9\]* = 0xdeadbeef\[^\n\]*\n\\\$\[0-9\]* = 0xfeedface" "if_while_breakpoint_command_test #1"
 150    gdb_test "info break" "while.*set.*if.*p/x.*else.*p/x.*end.*" "info break in if_while_breakpoint_command_test"
 151     gdb_stop_suppressing_tests;
 152 }
 153
 154 # Test that we can run the inferior from breakpoint commands.
 155 proc infrun_breakpoint_command_test {} {
 156     if [target_info exists noargs] {
 157         verbose "Skipping infrun_breakpoint_command_test because of noargs."
 158         return
 159     }
 160
 161     gdb_test "set args 6" "" "set args in progvar_simple_while_test"
 162     if { ![runto factorial] } then { gdb_suppress_tests }
 163     # Don't depend upon argument passing, since most simulators don't currently
 164     # support it.  Bash value variable to be what we want.
 165     gdb_test "p value=6" "" "set value to 6 in progvar_simple_if_test #1"
 166     delete_breakpoints
 167     gdb_test "break factorial if value == 5" "Breakpoint.*at.*"
 168
 169 # infrun_breakpoint_command_test - This test was broken into two parts
 170 # to get around a synchronization problem in expect.
 171 # part1: issue the gdb command "commands"
 172 # part2: send the list of commands
 173     send_gdb "commands\n"
 174     gdb_expect {
 175         -re "End with" {
 176             pass "commands in infrun_breakpoint_command_test #1"
 177         }
 178         default {
 179             fail "(timeout or eof) commands in infrun_breakpoint_command_test"
 180         }
 181     }
 182     gdb_test "step\nstep\nstep\nstep\nbt\nend" "" \
 183         "commands in infrun_breakpoint_command_test #2"
 184
 185     if { [istarget "hppa*-hp-hpux*"] } {
 186         gdb_test "continue" \
 187             "Continuing.*.*.*Breakpoint \[0-9\]*, factorial \\(value=5\\).*at.*\[0-9\]*\[      \]*if \\(value > 1\\) \{.*\[0-9\]*\[      \]*value \\*= factorial \\(value - 1\\);.*" \
 188             "contiune in infrun_breakpoint_command_test"
 189     } else {
 190         gdb_test "continue" \
 191             "Breakpoint \[0-9\]*, factorial \\(value=5\\).*at.*
 192 \[0-9\]*\[      \]*if \\(value > 1\\) \{.*
 193 \[0-9\]*\[      \]*value \\*= factorial \\(value - 1\\);.*
 194 factorial \\(value=4\\) at.*\[0-9\]*\[  \]*if \\(value > 1\\) \{.*
 195 \[0-9\]*\[      \]*value \\*= factorial \\(value - 1\\);.*
 196 factorial \\(value=3\\) at .*
 197 \[0-9\]*\[      \]*if \\(value > 1\\) \{.*
 198 #0  factorial \\(value=3\\).*
 199 #1  \[0-9a-fx\]* in factorial \\(value=4\\).*
 200 #2  \[0-9a-fx\]* in factorial \\(value=5\\).*
 201 #3  \[0-9a-fx\]* in factorial \\(value=6\\).*
 202 #4  \[0-9a-fx\]* in main \\(.*\\).*" \
 203             "continue in infrun_breakpoint_command_test";
 204     }
 205
 206     gdb_stop_suppressing_tests;
 207 }
 208
 209 proc breakpoint_command_test {} {
 210     if [target_info exists noargs] {
 211         verbose "Skipping breakpoint_command_test because of noargs."
 212         return
 213     }
 214
 215     gdb_test "set args 6" "" "set args in breakpoint_command_test"
 216     if { ![runto factorial] } then { gdb_suppress_tests; }
 217     # Don't depend upon argument passing, since most simulators don't currently
 218     # support it.  Bash value variable to be what we want.
 219     gdb_test "p value=6" "" "set value to 6 in progvar_simple_if_test #2"
 220     delete_breakpoints
 221     gdb_test "break factorial" "Breakpoint.*at.*" "break factorial #2"
 222     gdb_test "commands\nprintf \"Now the value is %d\\n\", value\nend" \
 223         "End with.*" "commands in breakpoint_command_test"
 224     gdb_test "continue" "Breakpoint \[0-9\]*, factorial.*Now the value is 5" \
 225         "continue in breakpoint_command_test"
 226     gdb_test "print value" " = 5" "print value in breakpoint_command_test"
 227     gdb_stop_suppressing_tests;
 228 }
 229
 230 # Test a simple user defined command (with arguments)
 231 proc user_defined_command_test {} {
 232     global gdb_prompt
 233
 234     gdb_test "set \$foo = 4" "" "set foo in user_defined_command_test"
 235
 236     send_gdb "define mycommand\n"
 237     gdb_expect {
 238         -re "End with"  {
 239             pass "define mycommand in user_defined_command_test"
 240         }
 241         default {
 242             fail "(timeout or eof) define mycommand in user_defined_command_test"
 243         }
 244     }
 245     # This test should alternate between 0xdeadbeef and 0xfeedface two times.
 246     gdb_test "while \$arg0 > 0\nset \$arg0 -= 1\nif \(\$arg0 % 2\) == 1\np/x 0xdeadbeef\nelse\np/x 0xfeedface\nend\nend\nend" "" "enter commands in user_defined_command_test"
 247
 248     gdb_test "mycommand \$foo" "\\\$\[0-9\]* = 0xdeadbeef\[^\n\]*\n\\\$\[0-9\]* = 0xfeedface\[^\n\]*\n\\\$\[0-9\]* = 0xdeadbeef\[^\n\]*\n\\\$\[0-9\]* = 0xfeedface" "execute user defined command in user_defined_command_test"
 249    gdb_test "show user mycommand" "while.*set.*if.*p/x.*else.*p/x.*end.*" "display user command in user_defined_command_test"
 250 }
 251
 252 proc watchpoint_command_test {} {
 253     global noargs
 254     global gdb_prompt
 255
 256     if [target_info exists noargs] {
 257         verbose "Skipping watchpoint_command_test because of noargs."
 258         return
 259     }
 260
 261     gdb_test "set args 6" "" "set args in watchpoint_command_test"
 262     if { ![runto factorial] } then { return }
 263     delete_breakpoints
 264
 265     # Verify that we can create a watchpoint, and give it a commands
 266     # list that continues the inferior.  We set the watchpoint on a
 267     # local variable, too, so that it self-deletes when the watched
 268     # data goes out of scope.
 269     #
 270     # What should happen is: Each time the watchpoint triggers, it
 271     # continues the inferior.  Eventually, the watchpoint will self-
 272     # delete, when the watched variable is out of scope.  But by that
 273     # time, the inferior should have exited.  GDB shouldn't crash or
 274     # anything untoward as a result of this.
 275     #
 276     set wp_id -1
 277
 278     send_gdb "watch local_var\n"
 279     gdb_expect {
 280         -re ".*\[Ww\]atchpoint (\[0-9\]*): local_var.*$gdb_prompt $" {
 281             set wp_id $expect_out(1,string)
 282             pass "watch local_var"
 283         }
 284         -re "$gdb_prompt $"\
 285             {fail "watch local_var"}
 286         timeout {fail "(timeout) watch local_var"}
 287     }
 288
 289     if {$wp_id == -1} {return}
 290
 291     send_gdb "commands $wp_id\n"
 292     gdb_expect {
 293       -re "Type commands for when breakpoint $wp_id is hit, one per line.*>"\
 294               {pass "begin commands on watch"}
 295       -re "$gdb_prompt $"\
 296               {fail "begin commands on watch"}
 297       timeout {fail "(timeout) begin commands on watch"}
 298     }
 299     send_gdb "print value\n"
 300     gdb_expect {
 301       -re ">"\
 302               {pass "add print command to watch"}
 303       -re "$gdb_prompt $"\
 304               {fail "add print command to watch"}
 305       timeout {fail "(timeout) add print command to watch"}
 306     }
 307     send_gdb "continue\n"
 308     gdb_expect {
 309       -re ">"\
 310               {pass "add continue command to watch"}
 311       -re "$gdb_prompt $"\
 312               {fail "add continue command to watch"}
 313       timeout {fail "(timeout) add continue command to watch"}
 314     }
 315     send_gdb "end\n"
 316     gdb_expect {
 317       -re "$gdb_prompt $"\
 318               {pass "begin commands on watch"}
 319       timeout {fail "(timeout) begin commands on watch"}
 320     }
 321     send_gdb "continue\n"
 322     gdb_expect {
 323       -re "Continuing.*\[Ww\]atchpoint $wp_id deleted because the program has left the block in.*which its expression is valid.*run.c:57.*"\
 324               {pass "continue with watch"}
 325       -re "$gdb_prompt $"\
 326               {fail "continue with watch"}
 327       timeout {fail "(timeout) continue with watch"}
 328     }
 329 }
 330
 331 proc test_command_prompt_position {} {
 332     global gdb_prompt
 333
 334     if [target_info exists noargs] {
 335         verbose "Skipping test_command_prompt_position because of noargs."
 336         return
 337     }
 338
 339     if { ![runto factorial] } then { gdb_suppress_tests; }
 340     # Don't depend upon argument passing, since most simulators don't currently
 341     # support it.  Bash value variable to be what we want.
 342     delete_breakpoints
 343     gdb_test "break factorial" "Breakpoint.*at.*" "break factorial #2"
 344     gdb_test "p value=5" "" "set value to 5 in test_command_prompt_position"
 345     # All this test should do is print 0xdeadbeef once.
 346     gdb_test "if value == 1\np/x 0xfeedface\nelse\np/x 0xdeadbeef\nend" "\\\$\[0-9\]* = 0xdeadbeef" "if test in test_command_prompt_position"
 347
 348 # Now let's test for the correct position of the '>' in gdb's prompt for commands.
 349 # It should be at the beginning of the line, and not after one space.
 350
 351     send_gdb "commands\n"
 352     gdb_expect {
 353             -re "Type commands.*End with.*\[\r\n\]>$" \
 354                 { send_gdb "printf \"Now the value is %d\\n\", value\n"
 355                   gdb_expect {
 356                           -re "^printf.*value\r\n>$" \
 357                                { send_gdb "end\n"
 358                                  gdb_expect {
 359                                        -re "^end\r\n$gdb_prompt $" { pass "> OK in test_command_prompt_position" }
 360                                        -re ".*$gdb_prompt $" { fail "some other message in test_command_prompt_position" }
 361                                        timeout  { fail "(timeout) 1 in test_command_prompt_position" }
 362                                  }
 363                                }
 364                            -re "^ >$" { fail "> not OK in test_command_prompt_position" }
 365                            -re ".*$gdb_prompt $"   { fail "wrong message in test_command_prompt_position" }
 366                            timeout    { fail "(timeout) 2 in test_command_prompt_position " }
 367                        }
 368                  }
 369                  -re "Type commands.*End with.*\[\r\n\] >$" { fail "prompt not OK in test_command_prompt_position" }
 370            -re ".*$gdb_prompt $" { fail "commands in test_command_prompt_position" }
 371            timeout { fail "(timeout) 3 commands in test_command_prompt_position" }
 372         }
 373
 374     gdb_stop_suppressing_tests;
 375 }
 376
 377
 378 gdbvar_simple_if_test
 379 gdbvar_simple_while_test
 380 gdbvar_complex_if_while_test
 381 progvar_simple_if_test
 382 progvar_simple_while_test
 383 progvar_complex_if_while_test
 384 if_while_breakpoint_command_test
 385 infrun_breakpoint_command_test
 386 breakpoint_command_test
 387 user_defined_command_test
 388 watchpoint_command_test
 389 test_command_prompt_position
 390
 391
 392
 393