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# Copyright (C) 1998-2013 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 { [skip_hp_tests] } then { continue }
set testfile "run"
set srcfile ${testfile}.c
set binfile ${objdir}/${subdir}/${testfile}
if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug additional_flags=-DFAKEARGV}] != "" } {
untested watch-cmd.exp
return -1
}
if [get_compiler_info] {
return -1
}
if { $gcc_compiled } then { continue }
gdb_exit
gdb_start
delete_breakpoints
gdb_reinitialize_dir $srcdir/$subdir
gdb_load ${binfile}
proc watchpoint_command_test {} {
global gdb_prompt
if [target_info exists noargs] {
verbose "Skipping watchpoint_command_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=6" "" "set value to 6 in watchpoint_command_test"
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.
#
send_gdb "watch local_var\n"
gdb_expect {
-re ".*\[Ww\]atchpoint (\[0-9\]*): local_var.*$gdb_prompt $"\
{ pass "watch local_var"
set wp_id $expect_out(1,string)
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 $"\
{fail "begin commands on watch"}
timeout {fail "(timeout) begin commands on watch"}
}
}
-re "$gdb_prompt $"\
{fail "watch local_var"}
timeout {fail "(timeout) watch local_var"}
}
# set wp_id $expect_out(1,string)
# 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 "begin commands on watch"}
timeout {fail "(timeout) begin commands on watch"}
}
send_gdb "continue\n"
gdb_expect {
-re "Continuing.*\[Ww\]atchpoint $wp_id deleted because the program has left the block in.*which its expression is valid.*in main.*$gdb_prompt $"\
{pass "continue with watch"}
-re "$gdb_prompt $"\
{fail "continue with watch"}
timeout {fail "(timeout) continue with watch"}
}
send_gdb "continue\n"
gdb_expect {
-re "Continuing.*$gdb_prompt $"\
{pass "continue until exit"}
-re "$gdb_prompt $"\
{fail "continue until exit"}
timeout {fail "(timeout) continue until exit"}
}
}
watchpoint_command_test
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