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# Copyright 1998-2021 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/>.
# This file was written by Elena Zannoni. (ezannoni@cygnus.com)
#
# test running programs
#
standard_testfile break.c break1.c
if {[prepare_for_testing "failed to prepare" ${testfile} \
[list $srcfile $srcfile2] {debug nowarnings}]} {
return -1
}
set bp_location1 [gdb_get_line_number "set breakpoint 1 here"]
set bp_location11 [gdb_get_line_number "set breakpoint 11 here"]
if ![runto_main] then {
return
}
# Verify that GDB allows a user to define their very own commands.
#
gdb_test_multiple "define nextwhere" "define user command: nextwhere" {
-re "Type commands for definition of \"nextwhere\".\r\nEnd with a line saying just \"end\".\r\n>$" {
gdb_test "next\nbt\nend" "" \
"define user command: nextwhere"
}
}
# Verify that those commands work as gdb_expected.
#
gdb_test "nextwhere" \
"$bp_location1\[ \t\]*printf.*#0\[ \t\]*main.*:$bp_location1.*" \
"use user command: nextwhere"
# Verify that a user can define a command whose spelling is a
# proper substring of another user-defined command.
#
gdb_test_multiple "define nextwh" "define user command: nextwh" {
-re "Type commands for definition of \"nextwh\".\r\nEnd with a line saying just \"end\".\r\n>$" {
gdb_test "next 2\nbt\nend" "" \
"define user command: nextwh"
}
}
# Verify that a user can redefine their commands. (Test both the
# confirmed and unconfirmed cases.)
#
gdb_test "define nextwhere" \
"Command \"nextwhere\" not redefined.*" \
"redefine user command aborted: nextwhere" \
"Redefine command \"nextwhere\".*y or n. $" \
"n"
send_gdb "define nextwhere\n"
gdb_expect {
-re "Redefine command \"nextwhere\".*y or n. $"\
{send_gdb "y\n"
gdb_expect {
-re "Type commands for definition of \"nextwhere\".\r\nEnd with a line saying just \"end\".\r\n>$"\
{send_gdb "bt\nnext\nend\n"
gdb_expect {
-re "$gdb_prompt $"\
{pass "redefine user command: nextwhere"}
timeout {fail "(timeout) redefine user command: nextwhere"}
}
}
timeout {fail "(timeout) redefine user command: nextwhere"}
}
}
-re "$gdb_prompt $"\
{fail "redefine user command: nextwhere"}
timeout {fail "(timeout) redefine user command: nextwhere"}
}
# Verify that GDB gracefully handles an attempt to redefine the
# help text for a builtin command.
#
gdb_test "document step" "Command \"step\" is built-in.*" \
"redocumenting builtin command disallowed"
# Verify that a user can document their own commands. (And redocument
# them.)
#
gdb_test_multiple "document nextwhere" "document user command: nextwhere" {
-re "Type documentation for \"nextwhere\".\r\nEnd with a line saying just \"end\".\r\n>$" {
gdb_test "A next command that first shows you where you're stepping from.\nend" \
"" \
"document user command: nextwhere"
}
}
gdb_test_multiple "document nextwhere" "re-document user command: nextwhere" {
-re "Type documentation for \"nextwhere\".\r\nEnd with a line saying just \"end\".\r\n>$" {
gdb_test "A next command that first shows you where you're stepping from.\nend" \
"" \
"re-document user command: nextwhere"
}
}
gdb_test "help nextwhere" \
"A next command that first shows you where you're stepping from.*" \
"help user command: nextwhere"
# Verify that the document command preserves whitespace in the beginning of the line.
#
gdb_test_multiple "document nextwhere" "set up whitespace in help string" {
-re "Type documentation for \"nextwhere\".\r\nEnd with a line saying just \"end\".\r\n>$" {
gdb_test " A next command that first shows you where you're stepping from.\nend" \
"" \
"set up whitespace in help string"
}
}
gdb_test "help nextwhere" \
" A next command that first shows you where you're stepping from.*" \
"preserve whitespace in help string"
# Verify that GDB allows a user to use . in a command name.
#
gdb_test_multiple "define dot.command" "define user command: dot.command" {
-re "Type commands for definition of \"dot.command\".\r\nEnd with a line saying just \"end\".\r\n>$" {
gdb_test "echo dot command\\n\nend" "" \
"define user command: dot.command"
}
}
# Verify that dot.command works.
#
gdb_test "dot.command" \
"dot command" \
"full name dot.command"
gdb_test "dot" \
"dot command" \
"partial name dot"
gdb_test "dot." \
"dot command" \
"partial name dot."
gdb_test "dot.c" \
"dot command" \
"partial name dot.c"
# Verify that the command parser doesn't require a space after an 'if'
# command in a user defined function.
#
gdb_test_multiple "define ifnospace" "define user command: ifnospace" \
{
-re "Type commands for definition of \"ifnospace\".\r\nEnd with a line saying just \"end\".\r\n>$" \
{
gdb_test_multiple "if(3<4)\nprint \"hi there\\n\"\nend\nend" "send body of ifnospace" \
{
-re "$gdb_prompt $"\
{pass "define user command: ifnospace"}
}
}
}
gdb_test "ifnospace" ".*hi there.*" "test ifnospace is parsed correctly"
# Verify that the command parser properly handles command abbreviations.
with_test_prefix "command abbreviations in define" {
set test "define user command: breakmain"
gdb_test_multiple "define breakmain" "$test" {
-re "Type commands for definition of \"breakmain\".\r\nEnd with a line saying just \"end\".\r\n>$" {
pass "$test"
set test "send body of breakmain"
gdb_test_multiple "break -q main\ncommand\necho\nend\nend" "$test" {
-re "$gdb_prompt $"\
{pass "$test"}
}
}
}
gdb_test "breakmain" ".*Breakpoint .*" "run user command"
# If GDB fails to interpret properly the abbrev "command", the last "end"
# will be missing. Issue it to avoid a desync that would break the other
# tests in this file.
gdb_test "end" \
"This command cannot be used at the top level.*" \
"additional end command"
gdb_test "info break \$bpnum" \
[multi_line \
"Num Type\[ \]+Disp Enb Address\[ \]+What.*" \
"\[0-9\]+\[\t \]+breakpoint keep y.* in main at .*" \
"\[\t \]+echo.*"] \
"info break shows echo command"
}
# Verify that the command parser doesn't require a space after an 'while'
# command in a user defined function.
#
gdb_test_multiple "define whilenospace" "define user command: whilenospace" \
{
-re "Type commands for definition of \"whilenospace\".\r\nEnd with a line saying just \"end\".\r\n>$" \
{
gdb_test_multiple "set \$i=1\nwhile(\$i<2)\nset \$i=2\nprint \"hi there\\n\"\nend\nend" "send body of whilenospace" \
{
-re "$gdb_prompt $" \
{pass "define user command: whilenospace"}
}
}
}
gdb_test "whilenospace" ".*hi there.*" "test whilenospace is parsed correctly"
# Verify that the user can "hook" a builtin command. We choose to
# hook the "stop" pseudo command, and we'll define it to use a user-
# define command.
#
gdb_test_multiple "define user-bt" "define user command: user-bt" {
-re "Type commands for definition of \"user-bt\".\r\nEnd with a line saying just \"end\".\r\n>$" {
gdb_test "bt\nend" \
"" \
"define user command: user-bt"
}
}
gdb_test_multiple "define hook-stop" "define hook-stop command" {
-re "Type commands for definition of \"hook-stop\".\r\nEnd with a line saying just \"end\".\r\n>$" {
gdb_test "user-b\nend" \
"" \
"define hook-stop command"
}
}
gdb_test "next" "#0\[ \t\]*main.*:$bp_location11.*" \
"use hook-stop command"
# Verify that GDB responds gracefully to an attempt to define a "hook
# command" which doesn't exist. (Test both the confirmed and unconfirmed
# cases.)
#
gdb_test "define hook-bar" \
"Not confirmed.*" \
"define hook undefined command aborted: bar" \
"warning: Your new `hook-bar' command does not hook any existing command.\r\nProceed.*y or n. $" \
"n"
send_gdb "define hook-bar\n"
gdb_expect {
-re "warning: Your new `hook-bar' command does not hook any existing command.\r\nProceed.*y or n. $"\
{send_gdb "y\n"
gdb_expect {
-re "Type commands for definition of \"hook-bar\".\r\nEnd with a line saying just \"end\".\r\n>$"\
{send_gdb "nextwhere\nend\n"
gdb_expect {
-re "$gdb_prompt $"\
{pass "define hook undefined command: bar"}
timeout {fail "(timeout) define hook undefined command: bar"}
}
}
-re "$gdb_prompt $"\
{fail "define hook undefined command: bar"}
timeout {fail "(timeout) define hook undefined command: bar"}
}
}
-re "$gdb_prompt $"\
{fail "define hook undefined command: bar"}
timeout {fail "(timeout) define hook undefined command: bar"}
}
# Test creation of an additional target subcommand.
gdb_test_multiple "define target testsuite" "" {
-re "Type commands for definition of \"target testsuite\".\r\nEnd with a line saying just \"end\".\r\n>$" {
gdb_test "printf \"hello\\n\"\nend" "" "define target testsuite"
}
}
gdb_test_multiple "document target testsuite" "" {
-re "Type documentation for \"target testsuite\".\r\nEnd with a line saying just \"end\".\r\n>$" {
gdb_test "A test target.\nend" "" "document target testsuite"
}
}
gdb_test "help target" ".*A test target.*"
gdb_test "target testsuite" "hello"
gdb_test "show user target testsuite" "User command \"target testsuite\":\r\n printf \"hello\\\\n\"\r\n"
# We should even be able to hook subcommands.
gdb_test_multiple "define target hook-testsuite" "" {
-re "Type commands for definition of \"target hook-testsuite\".\r\nEnd with a line saying just \"end\".\r\n>$" {
gdb_test "printf \"one\\n\"\nend" "" "define target hook-testsuite"
}
}
gdb_test_multiple "define target hookpost-testsuite" "" {
-re "Type commands for definition of \"target hookpost-testsuite\".\r\nEnd with a line saying just \"end\".\r\n>$" {
gdb_test "printf \"two\\n\"\nend" "" "define target hookpost-testsuite"
}
}
gdb_test "target testsuite" "one\r\nhello\r\ntwo" "target testsuite with hooks"
# Save the GDB prompt so it can be restored to the original value later.
set prior_prompt ""
gdb_test_multiple "show prompt" "save gdb_prompt" {
-re "Gdb's prompt is \"($gdb_prompt) \"\.\[\r\n\]*$gdb_prompt $" {
set prior_prompt $expect_out(1,string)
pass "save gdb_prompt"
}
}
# This is a quasi-define command: Verify that the user can redefine
# GDB's gdb_prompt.
#
gdb_test_multiple "set prompt \\(blah\\) " "set gdb_prompt" {
-re "\\(blah\\) $" {
pass "set gdb_prompt"
}
}
gdb_test_multiple "set prompt $prior_prompt " "reset gdb_prompt" {
-re "\r\n$gdb_prompt $" {
pass "reset gdb_prompt"
}
}
gdb_test_multiple "define do-define" "" {
-re "Type commands for definition of \"do-define\".\r\nEnd with a line saying just \"end\".\r\n>$" {
gdb_test "define do-printit\necho here\\n\nend\nend" "" "define do-define"
}
}
gdb_test_no_output "do-define" "invoke do-define"
gdb_test "do-printit" "here" "invoke do-printit"
gdb_exit
return 0