old-cross-binutils/gdb/testsuite/gdb.base/permissions.exp

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2010-06-11 Stan Shebs <stan@codesourcery.com> Add per-operation permission flags. * target.h (struct target_ops): New method to_set_permissions. (target_set_permissions): New macro. (target_insert_breakpoint): Change macro to function. (target_remove_breakpoint): Ditto. (target_stop): Ditto. (may_write_registers): Declare. (may_write_memory): Declare. (may_insert_breakpoints): Declare. (may_insert_tracepoints): Declare. (may_insert_fast_tracepoints): Declare. (may_stop): Declare. * target.c (may_write_registers, may_write_registers_1): New globals. (may_write_memory, may_write_memory_1): New globals. (may_insert_breakpoints, may_insert_breakpoints_1): New globals. (may_insert_tracepoints, may_insert_tracepoints_1): New globals. (may_insert_fast_tracepoints, may_insert_fast_tracepoints_1): New globals. (may_stop, may_stop_1): New global. (target_xfer_partial): Test for write permission. (target_store_registers): Ditto. (target_insert_breakpoint): New function. (target_remove_breakpoint): New function. (target_stop): New function. (_initialize_targets): Add new set/show variables. (set_write_memory_permission): New function. (update_target_permissions): New function. (set_target_permissions): New function. (update_current_target): Default to_set_permissions. (_initialize_targets): Use new globals and setter function. * tracepoint.c (start_tracing): Test for permission. * inferior.h (update_observer_mode): Declare. * infrun.c (non_stop_1): Define earlier. (observer_mode, observer_mode_1): New globals. (set_observer_mode, show_observer_mode): New functions. (update_observer_mode): New function. (_initialize_infrun): Define "set observer" command. * remote.c (PACKET_QAllow): New optional packet. (remote_protocol_features): Add QAllow. (remote_set_permissions): New function. (remote_start_remote): Call it. (init_remote_ops): Add it to target vector. (_initialize_remote): Add config command for QAllow. * gdb.texinfo (Observer Mode): New section. (General Query Packets): Document QAllow. * gdb.base/permissions.exp: New file.
2010-06-12 00:05:22 +00:00
# Copyright 2010 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/>.
# Tests for permissions and observer mode.
# The permissions flags are only fully functional with stubs or targets
# that can run asynchronously.
set testfile permission
set srcfile start.c
set binfile ${objdir}/${subdir}/${testfile}
if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug nowarnings}] != "" } {
untested permissions.exp
return -1
}
if [get_compiler_info $binfile] {
return -1
}
gdb_exit
gdb_start
gdb_reinitialize_dir $srcdir/$subdir
gdb_test "show may-write-registers" \
"Permission to write into registers is on."
gdb_test "show may-write-memory" \
"Permission to write into target memory is on."
gdb_test "show may-insert-breakpoints" \
"Permission to insert breakpoints in the target is on."
gdb_test "show may-insert-tracepoints" \
"Permission to insert tracepoints in the target is on."
gdb_test "show may-insert-fast-tracepoints" \
"Permission to insert fast tracepoints in the target is on."
gdb_test "show may-interrupt" \
"Permission to interrupt or signal the target is on."
gdb_test "set observer on" "Observer mode is now on." "enable observer mode"
gdb_test "show may-write-memory" \
"Permission to write into target memory is off."
gdb_test "show may-write-registers" \
"Permission to write into registers is off."
gdb_test "show may-insert-breakpoints" \
"Permission to insert breakpoints in the target is off."
gdb_test "show may-insert-tracepoints" \
"Permission to insert tracepoints in the target is off."
gdb_test "show may-insert-fast-tracepoints" \
"Permission to insert fast tracepoints in the target is on."
gdb_test "show may-interrupt" \
"Permission to interrupt or signal the target is off."
gdb_test "set observer off" "Observer mode is now off." "disable observer mode"
# Go back to all-stop mode.
gdb_test_no_output "set non-stop off"
gdb_load ${binfile}
if ![runto_main] then {
perror "couldn't run to breakpoint"
continue
}
gdb_test "print x = 45" "$decimal = 45" "set a global"
gdb_test "print x" "$decimal = 45"
gdb_test "set may-write-memory off"
gdb_test "print x = 92" "Writing to memory is not allowed.*" \
"try to set a global"
gdb_test "print x" "$decimal = 45"
# FIXME Add tests for other flags when a testsuite-able target becomes
# available.