binutils-gdb/gdb/testsuite/gdb.base/commands.exp
Joel Brobecker 4a94e36819 Automatic Copyright Year update after running gdb/copyright.py
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# Copyright 1988-2022 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 3 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, see <http://www.gnu.org/licenses/>.
#
# test special commands (if, while, etc)
#
standard_testfile
if { [prepare_for_testing "failed to prepare" commands run.c {debug additional_flags=-DFAKEARGV}] } {
return -1
}
# Run to FUNCTION. If that fails, issue a FAIL and make the caller
# return.
proc runto_or_return {function} {
if { ![runto factorial] } {
return -code return
}
}
proc_with_prefix gdbvar_simple_if_test {} {
global valnum_re
gdb_test_no_output "set \$foo = 0" "set foo"
# All this test should do is print 0xdeadbeef once.
gdb_test \
[multi_line_input \
{if $foo == 1} \
{ p/x 0xfeedface} \
{else} \
{ p/x 0xdeadbeef} \
{end}] \
"$valnum_re = 0xdeadbeef" \
"#1"
# All this test should do is print 0xfeedface once.
gdb_test \
[multi_line_input \
{if $foo == 0} \
{ p/x 0xfeedface} \
{else} \
{ p/x 0xdeadbeef} \
{end}] \
"$valnum_re = 0xfeedface" \
"#2"
}
proc_with_prefix gdbvar_simple_while_test {} {
global valnum_re
gdb_test_no_output "set \$foo = 5" "set foo"
# This test should print 0xfeedface five times.
gdb_test \
[multi_line_input \
{while $foo > 0} \
{ p/x 0xfeedface} \
{ set $foo -= 1} \
{end}] \
[multi_line \
"$valnum_re = 0xfeedface" \
"$valnum_re = 0xfeedface" \
"$valnum_re = 0xfeedface" \
"$valnum_re = 0xfeedface" \
"$valnum_re = 0xfeedface"] \
"#1"
}
proc_with_prefix gdbvar_complex_if_while_test {} {
global valnum_re
gdb_test_no_output "set \$foo = 4" "set foo"
# This test should alternate between 0xdeadbeef and 0xfeedface two times.
gdb_test \
[multi_line_input \
{while $foo > 0} \
{ set $foo -= 1} \
{ if ($foo % 2) == 1} \
{ p/x 0xdeadbeef} \
{ else} \
{ p/x 0xfeedface} \
{ end} \
{end}] \
[multi_line \
"$valnum_re = 0xdeadbeef" \
"$valnum_re = 0xfeedface" \
"$valnum_re = 0xdeadbeef" \
"$valnum_re = 0xfeedface"] \
"#1"
}
proc_with_prefix progvar_simple_if_test {} {
global valnum_re
runto_or_return factorial
# 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" " = 5" "set value to 5"
# All this test should do is print 0xdeadbeef once.
gdb_test \
[multi_line_input \
{if value == 1} \
{ p/x 0xfeedface} \
{else} \
{ p/x 0xdeadbeef} \
{end}] \
"$valnum_re = 0xdeadbeef" \
"#1"
# All this test should do is print 0xfeedface once.
gdb_test \
[multi_line_input \
{if value == 5} \
{ p/x 0xfeedface} \
{else} \
{ p/x 0xdeadbeef} \
{end}] \
"$valnum_re = 0xfeedface" \
"#2"
}
proc_with_prefix progvar_simple_while_test {} {
global valnum_re
runto_or_return factorial
# 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" " = 5" "set value to 5"
# This test should print 0xfeedface five times.
gdb_test \
[multi_line_input \
{while value > 0} \
{ p/x 0xfeedface} \
{ set value -= 1} \
{end}] \
[multi_line \
"$valnum_re = 0xfeedface" \
"$valnum_re = 0xfeedface" \
"$valnum_re = 0xfeedface" \
"$valnum_re = 0xfeedface" \
"$valnum_re = 0xfeedface"] \
"#1"
}
proc_with_prefix progvar_complex_if_while_test {} {
global valnum_re
runto_or_return factorial
# Don't depend upon argument passing, since most simulators don't
# currently support it. Bash value variable to be what we want.
gdb_test "p value=4" " = 4" "set value to 4"
# This test should alternate between 0xdeadbeef and 0xfeedface two
# times.
gdb_test \
[multi_line_input \
{while value > 0} \
{ set value -= 1} \
{ if (value % 2) == 1} \
{ p/x 0xdeadbeef} \
{ else} \
{ p/x 0xfeedface} \
{ end} \
{end}] \
[multi_line \
"$valnum_re = 0xdeadbeef" \
"$valnum_re = 0xfeedface" \
"$valnum_re = 0xdeadbeef" \
"$valnum_re = 0xfeedface"] \
"#1"
}
proc_with_prefix if_while_breakpoint_command_test {} {
global valnum_re
runto_or_return factorial
# Don't depend upon argument passing, since most simulators don't
# currently support it. Bash value variable to be what we want.
gdb_test "p value=5" " = 5" "set value to 5"
delete_breakpoints
gdb_test "break factorial" "Breakpoint.*at.*"
gdb_test_multiple "commands" "commands" {
-re "End with" {
pass "commands"
}
}
# This test should alternate between 0xdeadbeef and 0xfeedface two times.
gdb_test \
[multi_line_input \
{while value > 0} \
{ set value -= 1} \
{ if (value % 2) == 1} \
{ p/x 0xdeadbeef} \
{ else} \
{ p/x 0xfeedface} \
{ end} \
{end} \
{end}] \
"" \
"commands part 2"
gdb_test \
"continue" \
[multi_line \
"$valnum_re = 0xdeadbeef" \
"$valnum_re = 0xfeedface" \
"$valnum_re = 0xdeadbeef" \
"$valnum_re = 0xfeedface"] \
"#1"
gdb_test "info break" "while.*set.*if.*p/x.*else.*p/x.*end.*"
}
# 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_with_prefix infrun_breakpoint_command_test {} {
runto_or_return factorial
# 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" " = 6" "set value to 6"
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
set test "commands #1"
gdb_test_multiple "commands" $test {
-re "End with" {
pass $test
}
}
gdb_test "step\nstep\nstep\nstep\nend" "" \
"commands #2"
gdb_test "continue" \
"Continuing.*.*.*Breakpoint \[0-9\]*, factorial \\(value=5\\).*at.*\[0-9\]*\[ \]*if \\(value > 1\\) \{.*\[0-9\]*\[ \]*value \\*= factorial \\(value - 1\\);.*"
}
proc_with_prefix breakpoint_command_test {} {
runto_or_return factorial
# 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" " = 6" "set value to 6"
delete_breakpoints
gdb_test "break factorial" "Breakpoint.*at.*"
gdb_test \
[multi_line_input \
{commands} \
{ printf "Now the value is %d\n", value} \
{end}] \
"End with.*" \
"commands"
gdb_test "continue" \
"Breakpoint \[0-9\]*, factorial.*Now the value is 5"
gdb_test "print value" " = 5"
}
# Test clearing the commands of several breakpoints with one single "end".
proc_with_prefix breakpoint_clear_command_test {} {
runto_or_return factorial
set any "\[^\r\n\]*"
delete_breakpoints
gdb_test "break factorial" "Breakpoint.*at.*"
gdb_test_no_output "set \$bpnumfactorial = \$bpnum"
gdb_test "break -q main" "Breakpoint.*at.*"
gdb_test_no_output "set \$bpnummain = \$bpnum"
gdb_test \
[multi_line_input \
{commands $bpnumfactorial $bpnummain} \
{ print 1234321} \
{end}] \
"End with.*" \
"set commands of two breakpoints to print 1234321"
gdb_test "info breakpoints" \
[multi_line \
"${any}What${any}" \
"${any}in factorial${any}" \
"${any}print 1234321${any}" \
"${any}in main${any}" \
"${any}print 1234321${any}" \
] \
"print 1234321 command present in the two breakpoints"
gdb_test \
[multi_line_input \
{commands $bpnumfactorial $bpnummain} \
{end}] \
"End with.*" \
"clear the command list of the two breakpoints"
gdb_test "info breakpoints" \
[multi_line \
"${any}What${any}" \
"${any}in factorial${any}" \
"${any}in main${any}" \
] \
"print 1234321 command is not present anymore in the two breakpoints"
}
# Test a simple user defined command (with arguments)
proc_with_prefix user_defined_command_test {} {
global valnum_re
gdb_test_no_output "set \$foo = 4" "set foo"
gdb_test_multiple "define mycommand" "define mycommand" {
-re "End with" {
pass "define mycommand"
}
}
# This test should alternate between 0xdeadbeef and 0xfeedface two times.
gdb_test \
[multi_line_input \
{while $arg0 > 0} \
{ set $arg0 -= 1} \
{ if ($arg0 % 2) == 1} \
{ p/x 0xdeadbeef} \
{ else} \
{ p/x 0xfeedface} \
{ end} \
{end} \
{end}] \
"" \
"enter commands"
global decimal
set valnum_re "\\\$$decimal"
gdb_test \
{mycommand $foo} \
[multi_line \
"$valnum_re = 0xdeadbeef" \
"$valnum_re = 0xfeedface" \
"$valnum_re = 0xdeadbeef" \
"$valnum_re = 0xfeedface"] \
"execute user-defined command"
gdb_test "show user mycommand" \
" while \\\$arg0.*set.* if \\\(\\\$arg0.*p/x.* else\[^\n\].*p/x.* end\[^\n\].* end\[^\n\].*" \
"display user command"
# Create and test a user-defined command with an empty body.
gdb_test_multiple "define myemptycommand" "define myemptycommand" {
-re "End with" {
pass "define myemptycommand"
}
}
gdb_test "end" \
"" \
"end definition of user-defined command with empty body"
gdb_test_no_output "myemptycommand" \
"execute user-defined empty command"
gdb_test "show user" \
"User command \"myemptycommand.*" \
"display empty command in command list"
gdb_test "show user myemptycommand" \
"User command \"myemptycommand.*" \
"display user-defined empty command"
}
# Test that the case with which the command was defined is preserved.
proc_with_prefix user_defined_command_case_sensitivity {} {
# Define a first command with mixed case name.
set test "define Homer-Simpson"
gdb_test_multiple $test $test {
-re "End with" {
pass $test
}
}
gdb_test "print 123\nend" "" "enter commands 1"
# Define a second command, same name but different case.
set test "define HomeR-SimpsoN"
gdb_test_multiple $test $test {
-re "End with" {
pass $test
}
}
gdb_test "print 456\nend" "" "enter commands 2"
gdb_test "Homer-Simpson" " = 123" "execute command Homer-Simpson"
gdb_test "HomeR-SimpsoN" " = 456" "execute command HomeR-SimpsoN"
gdb_test "HOMER-SIMPSON" "Undefined command.*" "try to call in upper case"
gdb_test "homer-simpson" "Undefined command.*" "try to call in lower case"
}
# Test that "eval" in a user-defined command expands $argc/$argN.
proc_with_prefix user_defined_command_args_eval {} {
gdb_test_multiple "define command_args_eval" \
"define command_args_eval" {
-re "End with" {
pass "define"
}
}
# Make a command that constructs references to $argc and $argN via
# eval.
gdb_test \
[multi_line \
{eval "printf \"argc = %%d,\", $arg%c", 'c'} \
{set $i = 0} \
{while $i < $argc} \
{ eval "printf \" %%d\", $arg%d", $i} \
{ set $i = $i + 1} \
{end} \
{printf "\n"} \
{end}] \
"" \
"enter commands"
gdb_test "command_args_eval 1 2 3" "argc = 3, 1 2 3" "execute command"
}
# Test that the $argc/$argN variables are pushed on/popped from the
# args stack correctly when a user-defined command calls another
# user-defined command (or in this case, recurses).
proc_with_prefix user_defined_command_args_stack_test {} {
gdb_test_multiple "define args_stack_command" \
"define args_stack_command" {
-re "End with" {
pass "define"
}
}
# Make a command that refers to $argc/$argN before and after
# recursing. Also, vary the number of arguments passed to each
# recursion point.
gdb_test \
[multi_line \
{printf "before, argc = %d,", $argc} \
{set $i = 0} \
{while $i < $argc} \
{ eval "printf \" %%d\", $arg%d", $i} \
{ set $i = $i + 1} \
{end} \
{printf "\n"} \
{} \
{} \
{if $argc == 3} \
{ args_stack_command 21 22} \
{end} \
{if $argc == 2} \
{ args_stack_command 11} \
{end} \
{} \
{} \
{printf "after, argc = %d,", $argc} \
{set $i = 0} \
{while $i < $argc} \
{ eval "printf \" %%d\", $arg%d", $i} \
{ set $i = $i + 1} \
{end} \
{printf "\n"} \
{end}] \
"" \
"enter commands"
set expected \
[multi_line \
"before, argc = 3, 31 32 33" \
"before, argc = 2, 21 22" \
"before, argc = 1, 11" \
"after, argc = 1, 11" \
"after, argc = 2, 21 22" \
"after, argc = 3, 31 32 33"]
gdb_test "args_stack_command 31 32 33" $expected "execute command"
}
# Test a simple user defined command with many arguments. GDB <= 7.12
# used to have a hard coded limit of 10 arguments.
proc_with_prefix user_defined_command_manyargs_test {} {
set test "define command"
gdb_test_multiple "define manyargs" $test {
-re "End with" {
pass $test
}
}
# Define a function that doubles its arguments.
gdb_test \
[multi_line \
{printf "nargs=%d:", $argc} \
{set $i = 0} \
{while $i < $argc} \
{ eval "printf \" %%d\", 2 * $arg%d\n", $i} \
{ set $i = $i + 1} \
{end} \
{printf "\n"} \
{end}] \
"" \
"enter commands"
# Some random number of arguments, as long as higher than 10.
set nargs 100
set cmd "manyargs"
for {set i 1} {$i <= $nargs} {incr i} {
append cmd " $i"
}
set expected "nargs=$nargs:"
for {set i 1} {$i <= $nargs} {incr i} {
append expected " " [expr 2 * $i]
}
gdb_test $cmd $expected "execute command"
}
proc_with_prefix watchpoint_command_test {} {
global gdb_prompt
# Disable hardware watchpoints if necessary.
if [target_info exists gdb,no_hardware_watchpoints] {
gdb_test_no_output "set can-use-hw-watchpoints 0" ""
}
runto_or_return factorial
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
gdb_test_multiple "watch local_var" "watch local_var" {
-re "\[Ww\]atchpoint (\[0-9\]*): local_var.*$gdb_prompt $" {
set wp_id $expect_out(1,string)
pass "watch local_var"
}
}
if {$wp_id == -1} {return}
gdb_test_multiple "commands $wp_id" "begin commands on watch" {
-re "Type commands for breakpoint.*, one per line.*>$" {
pass "begin commands on watch"
}
}
# See the 'No symbol "value...' fail below. This command will
# fail if it's executed in the wrong frame. If adjusting the
# test, make sure this property holds.
gdb_test_multiple "print value" "add print command to watch" {
-re ">$" {
pass "add print command to watch"
}
}
gdb_test_multiple "continue" "add continue command to watch" {
-re ">$" {
pass "add continue command to watch"
}
}
gdb_test "end" \
"" \
"end commands on watch"
set test "continue with watch"
set lno_1 [gdb_get_line_number "commands.exp: hw local_var out of scope" "run.c"]
set lno_2 [gdb_get_line_number "commands.exp: local_var out of scope" "run.c"]
gdb_test_multiple "continue" "$test" {
-re "No symbol \"value\" in current context.\r\n$gdb_prompt $" {
# Happens if GDB actually runs the watchpoints commands,
# even though the watchpoint was deleted for not being in
# scope.
fail $test
}
-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 $" {
pass $test
}
}
}
proc_with_prefix test_command_prompt_position {} {
global gdb_prompt
global valnum_re
runto_or_return factorial
# Don't depend upon argument passing, since most simulators don't
# currently support it. Bash value variable to be what we want.
delete_breakpoints
gdb_test "break factorial" "Breakpoint.*at.*"
gdb_test "p value=5" ".*" "set value to 5"
# All this test should do is print 0xdeadbeef once.
gdb_test \
[multi_line_input \
{if value == 1} \
{ p/x 0xfeedface} \
{else} \
{ p/x 0xdeadbeef} \
{end}] \
"$valnum_re = 0xdeadbeef" \
"if test"
# 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.
set test "> OK"
gdb_test_multiple "commands" $test {
-re "Type commands.*End with.*\[\r\n\]>$" {
gdb_test_multiple "printf \"Now the value is %d\\n\", value" $test {
-re "^printf.*value\r\n>$" {
gdb_test_multiple "end" $test {
-re "^end\r\n$gdb_prompt $" {
pass $test
}
}
}
}
}
}
}
proc_with_prefix deprecated_command_test {} {
gdb_test "maintenance deprecate blah" "Can't find command.*" \
"tried to deprecate non-existing command"
gdb_test_no_output "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_no_output "maintenance deprecate p \"new_p\"" "maintenance deprecate p \"new_p\" /2/"
gdb_test_no_output "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_no_output "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_no_output "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"
# Test that an alias with a prefix still gives a warning.
set file1 [standard_output_file xxx_yyy_cmd]
set fd [open "$file1" w]
puts $fd \
"define set xxx_yyy
echo in command xxx_yyy\\n
end
alias set qqq_aaa=set xxx_yyy
maintenance deprecate set qqq_aaa"
close $fd
gdb_test_no_output "source $file1" \
"source file containing xxx_yyy command and its alias"
gdb_test "set qqq_aaa" \
"Warning: 'set qqq_aaa', an alias for the command 'set xxx_yyy', is deprecated\\.\r\n.*No alternative known\\..*" \
"deprecated alias with prefix give a warning"
file delete $file1
}
# Test that the help for a command does not show deprecated aliases.
proc_with_prefix deprecated_command_alias_help_test {} {
gdb_test_multiline "define real_command" \
"define real_command" "End with a line saying just \"end\".." \
"print 1" "" \
"end" ""
gdb_test_no_output "alias alias_command = real_command"
gdb_test_no_output "alias alias_with_args_command = real_command 123"
gdb_test "help real_command" \
"real_command, alias_with_args_command, alias_command\r\n alias alias_with_args_command = real_command 123\r\nUser-defined." \
"help real_command, before"
gdb_test_no_output "maintenance deprecate alias_command"
gdb_test_no_output "maintenance deprecate alias_with_args_command"
gdb_test "help real_command" \
"User-defined." \
"help real_command, after"
}
proc_with_prefix bp_deleted_in_command_test {} {
global gdb_prompt
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 \[0-9\]+\."
gdb_test_multiple "commands" "begin commands" {
-re "Type commands for breakpoint.*>$" {
pass "begin commands"
}
}
gdb_test_multiple "silent" "add silent command" {
-re ">$" {
pass "add silent command"
}
}
gdb_test_multiple "clear factorial" "add clear command" {
-re ">$" {
pass "add clear command"
}
}
gdb_test_multiple "printf \"factorial command-list executed\\n\"" \
"add printf command" {
-re ">$" {
pass "add printf command"
}
}
gdb_test_multiple "cont" "add cont command" {
-re ">$" {
pass "add cont command"
}
}
gdb_test "end" \
"" \
"end commands"
gdb_run_cmd
gdb_test "" "factorial command-list executed.*" "run factorial until breakpoint"
}
proc_with_prefix 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" \
"Temporary breakpoint \[0-9\]+ at .*: file .*run.c, line \[0-9\]+\." \
"breakpoint"
gdb_test_multiple "commands" \
"begin commands in bp_deleted_in_command_test" {
-re "Type commands for breakpoint.*>$" {
pass "begin commands"
}
}
gdb_test_multiple "silent" "add silent tbreak command" {
-re ">$" {
pass "add silent tbreak command"
}
}
gdb_test_multiple "printf \"factorial tbreak commands executed\\n\"" \
"add printf tbreak command" {
-re ">$" {
pass "add printf tbreak command"
}
}
gdb_test_multiple "cont" "add cont tbreak command" {
-re ">$" {
pass "add cont tbreak command"
}
}
gdb_test "end" \
"" \
"end tbreak commands"
gdb_run_cmd
gdb_test "" "factorial tbreak commands executed.*" \
"run factorial until temporary breakpoint"
}
# Test that GDB can handle $arg0 outside of user functions without
# crashing.
proc_with_prefix stray_arg0_test { } {
global valnum_re
gdb_test "print \$arg0" \
"$valnum_re = void" \
"#1"
gdb_test "if 1 == 1\nprint \$arg0\nend" \
"$valnum_re = void" \
"#2"
gdb_test "print \$arg0 = 1" \
"$valnum_re = 1" \
"#3"
gdb_test "print \$arg0" \
"$valnum_re = 1" \
"#4"
}
# Test that GDB is able to source a file with an indented comment.
proc_with_prefix source_file_with_indented_comment {} {
set file1 [standard_output_file file1]
set fd [open "$file1" w]
puts $fd \
{define my_fun
#indented comment
end
echo Done!\n}
close $fd
gdb_test "source $file1" "Done!" "source file"
}
# Test that GDB can handle arguments when sourcing files recursively.
# If the arguments are overwritten with ####### then the test has failed.
proc_with_prefix recursive_source_test {} {
set file1 [standard_output_file file1]
set file2 [standard_output_file file2]
set file3 [standard_output_file file3]
set fd [open "$file1" w]
puts $fd \
"source $file2
abcdef qwerty"
close $fd
set fd [open "$file2" w]
puts $fd \
"define abcdef
echo 1: <<<\$arg0>>>\\n
source $file3
echo 2: <<<\$arg0>>>\\n
end"
close $fd
set fd [open "$file3" w]
puts $fd \
"echo in file3\\n
#################################################################"
close $fd
gdb_test "source $file1" \
"1: <<<qwerty>>>\[\r\n]+in file3\[\r\n]+2: <<<qwerty>>>" \
"source file"
file delete $file1
file delete $file2
file delete $file3
}
proc gdb_test_no_prompt { command result msg } {
set msg "$command - $msg"
set result "^[string_to_regexp $command]\r\n$result$"
gdb_test_multiple $command $msg {
-re "$result" {
pass $msg
return 1
}
-re "\r\n *>$" {
fail $msg
return 0
}
}
return 0
}
proc_with_prefix if_commands_test {} {
global gdb_prompt
gdb_test_no_output "set \$tem = 1" "set \$tem"
set test "if_commands_test 1"
gdb_test_no_prompt "if \$tem == 2" { >} $test
gdb_test_no_prompt "break -q main" { >} $test
gdb_test_no_prompt "else" { >} $test
gdb_test_no_prompt "break factorial" { >} $test
gdb_test_no_prompt "commands" { >} $test
gdb_test_no_prompt "silent" { >} $test
gdb_test_no_prompt "set \$tem = 3" { >} $test
gdb_test_no_prompt "continue" { >} $test
gdb_test_multiple "end" "first end - $test" {
-re " >\$" {
pass "first end - $test"
}
-re "\r\n>\$" {
fail "first end - $test"
}
}
gdb_test_multiple "end" "second end - $test" {
-re "Breakpoint \[0-9\]+ at .*: file .*run.c, line \[0-9\]+\.\r\n$gdb_prompt $" {
pass "second end - $test"
}
-re "Undefined command: \"silent\".*$gdb_prompt $" {
fail "second end - $test"
}
}
set test "if_commands_test 2"
gdb_test_no_prompt "if \$tem == 1" { >} $test
gdb_test_no_prompt "break -q main" { >} $test
gdb_test_no_prompt "else" { >} $test
gdb_test_no_prompt "break factorial" { >} $test
gdb_test_no_prompt "commands" { >} $test
gdb_test_no_prompt "silent" { >} $test
gdb_test_no_prompt "set \$tem = 3" { >} $test
gdb_test_no_prompt "continue" { >} $test
gdb_test_multiple "end" "first end - $test" {
-re " >\$" {
pass "first end - $test"
}
-re "\r\n>\$" {
fail "first end - $test"
}
}
gdb_test_multiple "end" "second end - $test" {
-re "Breakpoint \[0-9\]+ at .*: file .*run.c, line \[0-9\]+\.\r\n$gdb_prompt $" {
pass "second end - $test"
}
}
}
# Verify an error during "commands" commands execution will prevent any other
# "commands" from other breakpoints at the same location to be executed.
proc_with_prefix error_clears_commands_left {} {
set test "hook-stop 1"
gdb_test_multiple {define hook-stop} $test {
-re "End with a line saying just \"end\"\\.\r\n>$" {
pass $test
}
}
set test "hook-stop 1a"
gdb_test_multiple {echo hook-stop1\n} $test {
-re "\r\n>$" {
pass $test
}
}
gdb_test_no_output "end" "hook-stop 1b"
delete_breakpoints
gdb_breakpoint "main"
set test "main commands 1"
gdb_test_multiple {commands $bpnum} $test {
-re "End with a line saying just \"end\"\\.\r\n>$" {
pass $test
}
}
set test "main commands 1a"
gdb_test_multiple {echo cmd1\n} $test {
-re "\r\n>$" {
pass $test
}
}
set test "main commands 1b"
gdb_test_multiple {errorcommandxy\n} $test {
-re "\r\n>$" {
pass $test
}
}
gdb_test_no_output "end" "main commands 1c"
gdb_breakpoint "main"
set test "main commands 2"
gdb_test_multiple {commands $bpnum} $test {
-re "End with a line saying just \"end\"\\.\r\n>$" {
pass $test
}
}
set test "main commands 2a"
gdb_test_multiple {echo cmd2\n} $test {
-re "\r\n>$" {
pass $test
}
}
set test "main commands 2b"
gdb_test_multiple {errorcommandyz\n} $test {
-re "\r\n>$" {
pass $test
}
}
gdb_test_no_output "end" "main commands 2c"
gdb_run_cmd
gdb_test \
"" \
[multi_line \
"hook-stop1" \
".*" \
"cmd1" \
"Undefined command: \"errorcommandxy\"\\. Try \"help\"\\."] \
"cmd1 error"
gdb_test {echo idle\n} "\r\nidle" "no cmd2"
}
proc_with_prefix redefine_hook_test {} {
gdb_test \
[multi_line_input \
"define one"\
"end"] \
"" \
"define one"
gdb_test \
[multi_line_input \
"define hook-one" \
"echo hibob\\n" \
"end"] \
"" \
"define hook-one"
set test "redefine one"
gdb_test_multiple "define one" $test {
-re "Redefine command .one.. .y or n. $" {
send_gdb "y\n"
exp_continue
}
-re "End with" {
pass $test
}
}
gdb_test "end" "" "enter commands for one redefinition"
gdb_test "one" "hibob" "execute one command"
}
proc_with_prefix redefine_backtrace_test {} {
gdb_test_multiple "define backtrace" "define backtrace" {
-re "Really redefine built-in command \"backtrace\"\\? \\(y or n\\) $" {
pass "define backtrace"
}
}
gdb_test_multiple "y" "expect response to define backtrace" {
-re "End with a line saying just \"end\"\\.\r\n>$" {
pass "expect response to define backtrace"
}
}
gdb_test \
[multi_line_input \
"echo hibob\\n" \
"end"] \
"" \
"enter commands"
gdb_test "backtrace" "hibob" "execute backtrace command"
gdb_test "bt" "hibob" "execute bt command"
}
# Test using "if" and "while" without args when building a command list.
proc define_if_without_arg_test {} {
foreach cmd {if while define} {
set test "define some_command_$cmd"
gdb_test_multiple $test $test {
-re "End with" {
pass $test
}
}
gdb_test "$cmd" "$cmd command requires an argument." "type $cmd without args"
}
}
# Test the loop_break command.
proc_with_prefix loop_break_test {} {
gdb_test_no_output "set \$a = 0" "initialize \$a"
gdb_test_no_output "set \$total = 0" "initialize \$total"
gdb_test \
[multi_line_input \
"while \$a < 5" \
" if \$a == 4" \
" loop_break" \
" end" \
" set \$b = 0" \
" while \$b < 5" \
" if \$b == 2" \
" loop_break" \
" end" \
" set \$total = \$total + 1" \
" set \$b = \$b + 1" \
" end" \
" set \$a = \$a + 1" \
"end"] \
"" \
"run while loop"
gdb_test "print \$a" " = 4" "validate \$a"
gdb_test "print \$b" " = 2" "validate \$b"
gdb_test "print \$total" " = 8" "validate \$total"
}
# Test the loop_continue command.
proc_with_prefix loop_continue_test {} {
gdb_test_no_output "set \$a = 0" "initialize \$a"
gdb_test_no_output "set \$total = 0" "initialize \$total"
gdb_test \
[multi_line_input \
"while \$a < 5" \
" set \$a = \$a + 1" \
" set \$b = 0" \
" if \$a == 4" \
" loop_continue" \
" end" \
" while \$b < 5" \
" set \$b = \$b + 1" \
" if \$b == 2" \
" loop_continue" \
" end" \
" set \$total = \$total + 1" \
" end" \
"end"] \
"" \
"run while loop"
gdb_test "print \$a" " = 5" "validate \$a"
gdb_test "print \$b" " = 5" "validate \$b"
gdb_test "print \$total" " = 16" "validate \$total"
}
# Test an input line split with a continuation character (backslash)
# while entering a multi-line command (in a secondary prompt).
proc_with_prefix backslash_in_multi_line_command_test {} {
set dg_ver [dejagnu_version]
set dg_major [lindex $dg_ver 0]
set dg_minor [lindex $dg_ver 1]
# With older versions of DejaGnu, the "\\\n" we send gets replaced with a
# space, thus breaking the test. Just skip it in that case.
if { $dg_major == 1 && $dg_minor < 5 } {
untested "dejagnu version is too old"
return
}
gdb_breakpoint "main"
gdb_test_multiple "commands" "commands" {
-re "End with a line saying just \"end\"\\.\r\n>$" {
pass "commands"
}
}
set test "input line split with backslash"
send_gdb "print \\\nargc\n"
gdb_test_multiple "" $test {
-re "^print \\\\\r\nargc\r\n>$" {
pass $test
}
}
gdb_test_no_output "end"
# Input any command, just to be sure the readline state is sane.
# In PR 21218, this would trigger the infamous:
# readline: readline_callback_read_char() called with no handler!
gdb_test "print 1" "" "run command"
}
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
breakpoint_clear_command_test
user_defined_command_test
user_defined_command_case_sensitivity
user_defined_command_args_eval
user_defined_command_args_stack_test
user_defined_command_manyargs_test
watchpoint_command_test
test_command_prompt_position
deprecated_command_test
deprecated_command_alias_help_test
bp_deleted_in_command_test
temporary_breakpoint_commands
stray_arg0_test
source_file_with_indented_comment
recursive_source_test
if_commands_test
error_clears_commands_left
redefine_hook_test
backslash_in_multi_line_command_test
define_if_without_arg_test
loop_break_test
loop_continue_test
# This one should come last, as it redefines "backtrace".
redefine_backtrace_test