# Copyright 1988, 1990, 1991, 1992, 1994, 1995, 1997, 1998, 1999, 2000, # 2001, 2002, 2003, 2005, 2006 Free Software Foundation, Inc. # This program is free software; you can redistribute it and/or modify # it under the terms of the GNU General Public License as published by # the Free Software Foundation; either version 2 of the License, or # (at your option) any later version. # # This program is distributed in the hope that it will be useful, # but WITHOUT ANY WARRANTY; without even the implied warranty of # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the # GNU General Public License for more details. # # You should have received a copy of the GNU General Public License # along with this program; if not, write to the Free Software # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. # Please email any bugs, comments, and/or additions to this file to: # bug-gdb@prep.ai.mit.edu if $tracelevel then { strace $tracelevel } # # test special commands (if, while, etc) # set prms_id 0 set bug_id 0 set testfile "run" set srcfile ${testfile}.c set binfile ${objdir}/${subdir}/commands if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug additional_flags=-DFAKEARGV}] != "" } { gdb_suppress_entire_file "Testcase compile failed, so all tests in this file will automatically fail." } gdb_exit gdb_start delete_breakpoints gdb_reinitialize_dir $srcdir/$subdir gdb_load ${binfile} proc gdbvar_simple_if_test {} { global gdb_prompt gdb_test "set \$foo = 0" "" "set foo in gdbvar_simple_if_test" # All this test should do is print 0xdeadbeef once. gdb_test "if \$foo == 1\np/x 0xfeedface\nelse\np/x 0xdeadbeef\nend" \ "\\\$\[0-9\]* = 0xdeadbeef" "gdbvar_simple_if_test #1" # All this test should do is print 0xfeedface once. gdb_test "if \$foo == 0\np/x 0xfeedface\nelse\np/x 0xdeadbeef\nend" \ "\\\$\[0-9\]* = 0xfeedface" "gdbvar_simple_if_test #2" } proc gdbvar_simple_while_test {} { global gdb_prompt gdb_test "set \$foo = 5" "" "set foo in gdbvar_simple_while_test" # This test should print 0xfeedface five times. 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" } proc gdbvar_complex_if_while_test {} { global gdb_prompt gdb_test "set \$foo = 4" "" "set foo in gdbvar complex_if_while_test" # This test should alternate between 0xdeadbeef and 0xfeedface two times. 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" } proc progvar_simple_if_test {} { global gdb_prompt if [target_info exists noargs] { verbose "Skipping progvar_simple_if_test because of noargs." return } if { ![runto factorial] } then { gdb_suppress_tests; } # Don't depend upon argument passing, since most simulators don't # currently support it. Bash value variable to be what we want. gdb_test "p value=5" "" "set value to 5 in progvar_simple_if_test #1" # All this test should do is print 0xdeadbeef once. gdb_test "if value == 1\np/x 0xfeedface\nelse\np/x 0xdeadbeef\nend" \ "\\\$\[0-9\]* = 0xdeadbeef" \ "progvar_simple_if_test #1" # All this test should do is print 0xfeedface once. gdb_test "if value == 5\np/x 0xfeedface\nelse\np/x 0xdeadbeef\nend" \ "\\\$\[0-9\]* = 0xfeedface" \ "progvar_simple_if_test #2" gdb_stop_suppressing_tests; } proc progvar_simple_while_test {} { global gdb_prompt if [target_info exists noargs] { verbose "Skipping progvar_simple_while_test because of noargs." return } gdb_test "set args 5" "" "set args in progvar_simple_while_test" if { ![runto factorial] } then { gdb_suppress_tests } # Don't depend upon argument passing, since most simulators don't # currently support it. Bash value variable to be what we want. gdb_test "p value=5" "" "set value to 5 in progvar_simple_if_test #2" # This test should print 0xfeedface five times. 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" gdb_stop_suppressing_tests; } proc progvar_complex_if_while_test {} { global gdb_prompt if [target_info exists noargs] { verbose "Skipping progvar_simple_if_while_test because of noargs." return } gdb_test "set args 4" "" "set args in progvar_complex_if_while_test" if { ![runto factorial] } then { gdb_suppress_tests } # Don't depend upon argument passing, since most simulators don't # currently support it. Bash value variable to be what we want. gdb_test "p value=4" "" "set value to 4 in progvar_simple_if_test" # This test should alternate between 0xdeadbeef and 0xfeedface two times. 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" gdb_stop_suppressing_tests; } proc if_while_breakpoint_command_test {} { if [target_info exists noargs] { verbose "Skipping if_while_breakpoint_command_test because of noargs." return } gdb_test "set args 5" "" "set args in if_while_breakpoint_command_test" if { ![runto factorial] } then { gdb_suppress_tests } # Don't depend upon argument passing, since most simulators don't # currently support it. Bash value variable to be what we want. gdb_test "p value=5" "" "set value to 5 in progvar_simple_if_test" delete_breakpoints gdb_test "break factorial" "Breakpoint.*at.*" "break factorial #1" send_gdb "commands\n" gdb_expect { -re "End with" { pass "commands in if_while_breakpoint_command_test" } default { fail "(timeout or eof) commands in if_while_breakpoint_command_test" } } # This test should alternate between 0xdeadbeef and 0xfeedface two times. 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" 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" gdb_test "info break" \ "while.*set.*if.*p/x.*else.*p/x.*end.*" \ "info break in if_while_breakpoint_command_test" gdb_stop_suppressing_tests; } # Test that we can run the inferior from breakpoint commands. # # The expected behavior is that all commands after the first "step" # shall be ignored. See the gdb manual, "Break Commands", # subsection "Breakpoint command lists". proc infrun_breakpoint_command_test {} { if [target_info exists noargs] { verbose "Skipping infrun_breakpoint_command_test because of noargs." return } gdb_test "set args 6" "" "set args in infrun_breakpoint_command_test" if { ![runto factorial] } then { gdb_suppress_tests } # Don't depend upon argument passing, since most simulators don't # currently support it. Bash value variable to be what we want. gdb_test "p value=6" "" "set value to 6 in progvar_simple_if_test #1" delete_breakpoints gdb_test "break factorial if value == 5" "Breakpoint.*at.*" # infrun_breakpoint_command_test - This test was broken into two parts # to get around a synchronization problem in expect. # part1: issue the gdb command "commands" # part2: send the list of commands send_gdb "commands\n" gdb_expect { -re "End with" { pass "commands in infrun_breakpoint_command_test #1" } default { fail "(timeout or eof) commands in infrun_breakpoint_command_test" } } gdb_test "step\nstep\nstep\nstep\nend" "" \ "commands in infrun_breakpoint_command_test #2" gdb_test "continue" \ "Continuing.*.*.*Breakpoint \[0-9\]*, factorial \\(value=5\\).*at.*\[0-9\]*\[ \]*if \\(value > 1\\) \{.*\[0-9\]*\[ \]*value \\*= factorial \\(value - 1\\);.*" \ "continue in infrun_breakpoint_command_test" gdb_stop_suppressing_tests; } proc breakpoint_command_test {} { if [target_info exists noargs] { verbose "Skipping breakpoint_command_test because of noargs." return } gdb_test "set args 6" "" "set args in breakpoint_command_test" if { ![runto factorial] } then { gdb_suppress_tests; } # Don't depend upon argument passing, since most simulators don't # currently support it. Bash value variable to be what we want. gdb_test "p value=6" "" "set value to 6 in progvar_simple_if_test #2" delete_breakpoints gdb_test "break factorial" "Breakpoint.*at.*" "break factorial #2" gdb_test "commands\nprintf \"Now the value is %d\\n\", value\nend" \ "End with.*" "commands in breakpoint_command_test" gdb_test "continue" \ "Breakpoint \[0-9\]*, factorial.*Now the value is 5" \ "continue in breakpoint_command_test" gdb_test "print value" " = 5" "print value in breakpoint_command_test" gdb_stop_suppressing_tests; } # Test a simple user defined command (with arguments) proc user_defined_command_test {} { global gdb_prompt gdb_test "set \$foo = 4" "" "set foo in user_defined_command_test" send_gdb "define mycommand\n" gdb_expect { -re "End with" { pass "define mycommand in user_defined_command_test" } default { fail "(timeout or eof) define mycommand in user_defined_command_test" } } # This test should alternate between 0xdeadbeef and 0xfeedface two times. 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" 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" gdb_test "show user mycommand" \ " while \\\$arg0.*set.* if \\\(\\\$arg0.*p/x.* else\[^\n\].*p/x.* end\[^\n\].* end\[^\n\].*" \ "display user command in user_defined_command_test" } proc watchpoint_command_test {} { global noargs global gdb_prompt if [target_info exists noargs] { verbose "Skipping watchpoint_command_test because of noargs." return } gdb_test "set args 6" "" "set args in watchpoint_command_test" if { ![runto factorial] } then { return } delete_breakpoints # Verify that we can create a watchpoint, and give it a commands # list that continues the inferior. We set the watchpoint on a # local variable, too, so that it self-deletes when the watched # data goes out of scope. # # What should happen is: Each time the watchpoint triggers, it # continues the inferior. Eventually, the watchpoint will self- # delete, when the watched variable is out of scope. But by that # time, the inferior should have exited. GDB shouldn't crash or # anything untoward as a result of this. # set wp_id -1 send_gdb "watch local_var\n" gdb_expect { -re ".*\[Ww\]atchpoint (\[0-9\]*): local_var.*$gdb_prompt $" { set wp_id $expect_out(1,string) pass "watch local_var" } -re "$gdb_prompt $"\ {fail "watch local_var"} timeout {fail "(timeout) watch local_var"} } if {$wp_id == -1} {return} send_gdb "commands $wp_id\n" gdb_expect { -re "Type commands for when breakpoint $wp_id is hit, one per line.*>" { pass "begin commands on watch" } -re "$gdb_prompt $" {fail "begin commands on watch"} timeout {fail "(timeout) begin commands on watch"} } send_gdb "print value\n" gdb_expect { -re ">" {pass "add print command to watch"} -re "$gdb_prompt $" {fail "add print command to watch"} timeout {fail "(timeout) add print command to watch"} } send_gdb "continue\n" gdb_expect { -re ">" {pass "add continue command to watch"} -re "$gdb_prompt $" {fail "add continue command to watch"} timeout {fail "(timeout) add continue command to watch"} } send_gdb "end\n" gdb_expect { -re "$gdb_prompt $" {pass "end commands on watch"} timeout {fail "(timeout) end commands on watch"} } send_gdb "continue\n" gdb_expect { -re "Continuing.*\[Ww\]atchpoint $wp_id deleted because the program has left the block in.*which its expression is valid.*run.c:(57|82).*$gdb_prompt $" { pass "continue with watch" } -re "$gdb_prompt $" {fail "continue with watch"} timeout {fail "(timeout) continue with watch"} } } proc test_command_prompt_position {} { global gdb_prompt if [target_info exists noargs] { verbose "Skipping test_command_prompt_position because of noargs." return } if { ![runto factorial] } then { gdb_suppress_tests; } # Don't depend upon argument passing, since most simulators don't # currently support it. Bash value variable to be what we want. delete_breakpoints gdb_test "break factorial" "Breakpoint.*at.*" "break factorial #3" gdb_test "p value=5" "" "set value to 5 in test_command_prompt_position" # All this test should do is print 0xdeadbeef once. gdb_test "if value == 1\np/x 0xfeedface\nelse\np/x 0xdeadbeef\nend" \ "\\\$\[0-9\]* = 0xdeadbeef" \ "if test in test_command_prompt_position" # Now let's test for the correct position of the '>' in gdb's # prompt for commands. It should be at the beginning of the line, # and not after one space. send_gdb "commands\n" gdb_expect { -re "Type commands.*End with.*\[\r\n\]>$" { send_gdb "printf \"Now the value is %d\\n\", value\n" gdb_expect { -re "^printf.*value\r\n>$" { send_gdb "end\n" gdb_expect { -re "^end\r\n$gdb_prompt $" { pass "> OK in test_command_prompt_position" } -re ".*$gdb_prompt $" { fail "some other message in test_command_prompt_position" } timeout { fail "(timeout) 1 in test_command_prompt_position" } } } -re "^ >$" { fail "> not OK in test_command_prompt_position" } -re ".*$gdb_prompt $" { fail "wrong message in test_command_prompt_position" } timeout { fail "(timeout) 2 in test_command_prompt_position " } } } -re "Type commands.*End with.*\[\r\n\] >$" { fail "prompt not OK in test_command_prompt_position" } -re ".*$gdb_prompt $" { fail "commands in test_command_prompt_position" } timeout { fail "(timeout) 3 commands in test_command_prompt_position" } } gdb_stop_suppressing_tests; } proc deprecated_command_test {} { gdb_test "maintenance deprecate blah" "Can't find command.*" \ "tried to deprecate non-existing command" gdb_test "maintenance deprecate p \"new_p\"" "" "maintenance deprecate p \"new_p\" /1/" gdb_test "p 5" \ "Warning: 'p', an alias for the command 'print' is deprecated.*Use 'new_p'.*" \ "p deprecated warning, with replacement" gdb_test "p 5" ".\[0-9\]* = 5.*" "Deprecated warning goes away /1/" gdb_test "maintenance deprecate p \"new_p\"" "" "maintenance deprecate p \"new_p\" /2/" gdb_test "maintenance deprecate print \"new_print\"" "" gdb_test "p 5" \ "Warning: command 'print' \\(p\\) is deprecated.*Use 'new_print'.*" \ "both alias and command are deprecated" gdb_test "p 5" ".\[0-9\]* = 5.*" "Deprecated warning goes away /2/" gdb_test "maintenance deprecate set remote memory-read-packet-size \"srm\" " \ "" \ "deprecate long command /1/" gdb_test "set remote memory-read-packet-size" \ "Warning: command 'set remote memory-read-packet-size' is deprecated.*Use 'srm'.*" \ "long command deprecated /1/" gdb_test "maintenance deprecate set remote memory-read-packet-size" \ "" \ "deprecate long command /2/" gdb_test "set remote memory-read-packet-size" \ "Warning: command 'set remote memory-read-packet-size' is deprecated.*No alternative known.*" \ "long command deprecated with no alternative /2/" gdb_test "maintenance deprecate" \ "\"maintenance deprecate\".*" \ "deprecate with no arguments" } proc bp_deleted_in_command_test {} { global gdb_prompt if [target_info exists noargs] { verbose "Skipping bp_deleted_in_command_test because of noargs." return } gdb_test "set args 1" "" "set args in bp_deleted_in_command_test" delete_breakpoints # Create a breakpoint, and associate a command-list to it, with # one command that deletes this breakpoint. gdb_test "break factorial" \ "Breakpoint \[0-9\]+ at .*: file .*/run.c, line \[0-9\]+\." \ "breakpoint in bp_deleted_in_command_test" send_gdb "commands\n" gdb_expect { -re "Type commands for when breakpoint .* is hit, one per line.*>" { pass "begin commands in bp_deleted_in_command_test" } -re "$gdb_prompt $" {fail "begin commands in bp_deleted_in_command_test"} timeout {fail "(timeout) begin commands bp_deleted_in_command_test"} } send_gdb "silent\n" gdb_expect { -re ">" {pass "add silent command"} -re "$gdb_prompt $" {fail "add silent command"} timeout {fail "(timeout) add silent command"} } send_gdb "clear factorial\n" gdb_expect { -re ">" {pass "add clear command"} -re "$gdb_prompt $" {fail "add clear command"} timeout {fail "(timeout) add clear command"} } send_gdb "printf \"factorial command-list executed\\n\"\n" gdb_expect { -re ">" {pass "add printf command"} -re "$gdb_prompt $" {fail "add printf command"} timeout {fail "(timeout) add printf command"} } send_gdb "cont\n" gdb_expect { -re ">" {pass "add cont command"} -re "$gdb_prompt $" {fail "add cont command"} timeout {fail "(timeout) add cont command"} } send_gdb "end\n" gdb_expect { -re "$gdb_prompt $" {pass "end commands"} timeout {fail "(timeout) end commands"} } gdb_run_cmd gdb_expect { -re ".*factorial command-list executed.*1.*$gdb_prompt $" { pass "run factorial until breakpoint" } -re ".*$gdb_prompt $" { fail "run factorial until breakpoint" } default { fail "(timeout) run factorial until breakpoint" } timeout { fail "(timeout) run factorial until breakpoint" } } } proc temporary_breakpoint_commands {} { global gdb_prompt if [target_info exists noargs] { verbose "Skipping temporary_breakpoint_commands because of noargs." return } gdb_test "set args 1" "" "set args in temporary_breakpoint_commands" delete_breakpoints # Create a temporary breakpoint, and associate a commands list to it. # This test will verify that this commands list is executed when the # breakpoint is hit. gdb_test "tbreak factorial" \ "Breakpoint \[0-9\]+ at .*: file .*/run.c, line \[0-9\]+\." \ "breakpoint in temporary_breakpoint_commands" send_gdb "commands\n" gdb_expect { -re "Type commands for when breakpoint .* is hit, one per line.*>" { pass "begin commands in bp_deleted_in_command_test" } -re "$gdb_prompt $" {fail "begin commands in bp_deleted_in_command_test"} timeout {fail "(timeout) begin commands bp_deleted_in_command_test"} } send_gdb "silent\n" gdb_expect { -re ">" {pass "add silent tbreak command"} -re "$gdb_prompt $" {fail "add silent tbreak command"} timeout {fail "(timeout) add silent tbreak command"} } send_gdb "printf \"factorial tbreak commands executed\\n\"\n" gdb_expect { -re ">" {pass "add printf tbreak command"} -re "$gdb_prompt $" {fail "add printf tbreak command"} timeout {fail "(timeout) add printf tbreak command"} } send_gdb "cont\n" gdb_expect { -re ">" {pass "add cont tbreak command"} -re "$gdb_prompt $" {fail "add cont tbreak command"} timeout {fail "(timeout) add cont tbreak command"} } send_gdb "end\n" gdb_expect { -re "$gdb_prompt $" {pass "end tbreak commands"} timeout {fail "(timeout) end tbreak commands"} } gdb_run_cmd gdb_expect { -re ".*factorial tbreak commands executed.*1.*$gdb_prompt $" { pass "run factorial until temporary breakpoint" } timeout { fail "(timeout) run factorial until temporary breakpoint" } } } # Test that GDB can handle $arg0 outside of user functions without # crashing. proc stray_arg0_test { } { gdb_test "print \$arg0" \ "\\\$\[0-9\]* = void" \ "stray_arg0_test #1" gdb_test "if 1 == 1\nprint \$arg0\nend" \ "\\\$\[0-9\]* = void" \ "stray_arg0_test #2" gdb_test "print \$arg0 = 1" \ "\\\$\[0-9\]* = 1" \ "stray_arg0_test #3" gdb_test "print \$arg0" \ "\\\$\[0-9\]* = 1" \ "stray_arg0_test #4" } gdbvar_simple_if_test gdbvar_simple_while_test gdbvar_complex_if_while_test progvar_simple_if_test progvar_simple_while_test progvar_complex_if_while_test if_while_breakpoint_command_test infrun_breakpoint_command_test breakpoint_command_test user_defined_command_test watchpoint_command_test test_command_prompt_position deprecated_command_test bp_deleted_in_command_test temporary_breakpoint_commands stray_arg0_test