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# Copyright 2009-2019 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/>.
standard_testfile
if { [build_executable ${testfile}.exp "${testfile}" $srcfile {debug nowarnings}] } {
return -1
}
# Define the hook-stop that runs COMMANDS.
proc define_hook_stop {commands} {
set test "define hook-stop command"
gdb_test_multiple "define hook-stop" "$test" {
-re "Type commands for definition of \"hook-stop\".\r\nEnd with a line saying just \"end\".\r\n>$" {
gdb_test "$commands\nend" "" "$test"
}
}
}
# Restart GDB, run to main, set a breakpoint, and define a hook-stop
# that runs COMMANDS. If running to main fails, this returns to the
# caller's caller directly.
proc setup {commands} {
global srcfile binfile
clean_restart $binfile
if ![runto_main] then {
fail "can't run to main"
return -code return
}
gdb_test "break func" \
"Breakpoint.*at.* file .*$srcfile.*\\." \
"breakpoint line number"
define_hook_stop $commands
}
# Check that the hook-stop runs before the frame is printed.
proc hook_stop_before_frame {} {
with_test_prefix "hook-stop runs before frame print" {
global gdb_prompt
setup "echo \"Hello.\""
set test "run hook-stop"
gdb_test_multiple "continue" "$test" {
-re "\"Hello\\.\"\r\nBreakpo.*func.*set breakpoint here.*${gdb_prompt} $" {
pass $test
}
-re "Breakpo.*func.*set breakpoint here.*\"Hello\\.\".*${gdb_prompt} $" {
fail $test
}
}
}
}
# Check that GDB gracefully handles the case of the inferior dying
# while running the hook-stop.
proc hook_stop_kill {} {
with_test_prefix "hook-stop kills inferior" {
global gdb_prompt
global decimal
setup "kill"
gdb_test_no_output "set confirm off"
set test "run hook-stop"
gdb_test_multiple "continue" "$test" {
-re "Continuing.\r\n\\\[Inferior $decimal \\(.*\\) killed\\\]\r\n${gdb_prompt} $" {
pass $test
}
}
gdb_test "info threads" "No threads.*"
}
}
# Check that GDB gracefully handles the case of the hook-stop
# continuing the inferior in the foreground.
proc hook_stop_continue_fg {} {
with_test_prefix "hook-stop runs continue" {
global gdb_prompt
setup "if \$do_continue\nset \$do_continue = 0\ncontinue\nend"
gdb_test "print \$do_continue = 1" " = 1"
gdb_test "next" "Breakpoint.*func \\(\\) at .*set breakpoint here \\*/" \
"next triggering hook-stop"
gdb_test "next" "a = 2;" "next no hook-stop"
}
}
# Check that GDB gracefully handles the case of the hook-stop
# continuing the inferior in the background.
proc hook_stop_continue_bg {} {
with_test_prefix "hook-stop runs continue&" {
global gdb_prompt
setup "if \$do_continue\nset \$do_continue = 0\ncontinue&\nend"
gdb_test "print \$do_continue = 1" " = 1"
set test "run hook-stop"
gdb_test_multiple "continue" "$test" {
-re "Continuing.\r\n.*${gdb_prompt} " {
pass $test
}
}
set test "inferior exits normally"
gdb_test_multiple "" "$test" {
-re "exited normally" {
pass $test
}
}
gdb_test "info threads" "No threads.*"
}
}
# Check that GDB gracefully handles the case of the hook-stop running
# "next". GDB used to print the stop event twice.
proc hook_stop_next {} {
with_test_prefix "hook-stop runs next" {
global gdb_prompt
setup "next"
set test "run hook-stop"
gdb_test_multiple "continue" "$test" {
-re "a = 2.*a = 2${gdb_prompt} $" {
fail $test
}
-re "a = 2.*${gdb_prompt} $" {
pass $test
}
}
}
}
hook_stop_before_frame
hook_stop_kill
hook_stop_continue_fg
hook_stop_continue_bg
hook_stop_next
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