2018-01-01 05:43:02 +01:00
|
|
|
# Copyright 2015-2018 Free Software Foundation, Inc.
|
2015-04-26 20:13:59 +02:00
|
|
|
|
|
|
|
# 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 is part of the gdb testsuite.
|
|
|
|
|
|
|
|
# Test the setting of "history size" via $HOME/.gdbinit
|
|
|
|
|
2015-12-15 00:17:23 +01:00
|
|
|
# This test depends on being able to set $HOME and $GDBHISTSIZE.
|
|
|
|
# We cannot expect remote hosts to see environment variables set on the
|
|
|
|
# local machine.
|
|
|
|
|
|
|
|
if { [is_remote host] } {
|
|
|
|
unsupported "can't set environment variables on remote host"
|
|
|
|
return -1
|
|
|
|
}
|
2015-04-26 20:13:59 +02:00
|
|
|
|
|
|
|
# Check that the history size is properly set to SIZE when reading the .gdbinit
|
2015-06-17 21:41:07 +02:00
|
|
|
# file located in HOME with the environment variable GDBHISTSIZE optionally
|
|
|
|
# set to GDBHISTSIZE_VAL.
|
2015-04-26 20:13:59 +02:00
|
|
|
|
2015-06-17 21:41:07 +02:00
|
|
|
proc test_gdbinit_history_setting { home size { gdbhistsize_val "-" } } {
|
2015-04-26 20:13:59 +02:00
|
|
|
global env
|
|
|
|
global INTERNAL_GDBFLAGS
|
|
|
|
global srcdir
|
|
|
|
global subdir
|
|
|
|
|
2016-04-07 22:18:49 +02:00
|
|
|
save_vars { INTERNAL_GDBFLAGS env(GDBHISTFILE) env(GDBHISTSIZE) env(HOME) } {
|
2015-06-19 03:47:55 +02:00
|
|
|
set env(HOME) "$srcdir/$subdir/$home"
|
2015-05-19 11:47:27 +02:00
|
|
|
|
2016-04-07 22:18:49 +02:00
|
|
|
# These environment variables take precedence over whatever
|
2015-06-19 03:47:55 +02:00
|
|
|
# history size is set in .gdbinit. Make sure the former is not
|
|
|
|
# set.
|
2016-04-07 22:18:49 +02:00
|
|
|
unset -nocomplain env(GDBHISTFILE)
|
2015-06-19 03:47:55 +02:00
|
|
|
unset -nocomplain env(GDBHISTSIZE)
|
2015-05-19 11:47:27 +02:00
|
|
|
|
2015-06-19 03:47:55 +02:00
|
|
|
if { $gdbhistsize_val != "-" } {
|
|
|
|
set env(GDBHISTSIZE) $gdbhistsize_val
|
|
|
|
}
|
2015-06-17 21:41:07 +02:00
|
|
|
|
2015-06-19 03:47:55 +02:00
|
|
|
set INTERNAL_GDBFLAGS [string map {"-nx" ""} $INTERNAL_GDBFLAGS]
|
2015-04-26 20:13:59 +02:00
|
|
|
|
2015-06-19 03:47:55 +02:00
|
|
|
set prefix "home=$home"
|
|
|
|
if { $gdbhistsize_val != "-" } {
|
|
|
|
append prefix " gdbhistsize=$gdbhistsize_val"
|
|
|
|
}
|
2015-06-17 21:41:07 +02:00
|
|
|
|
2015-06-19 03:47:55 +02:00
|
|
|
with_test_prefix $prefix {
|
|
|
|
gdb_exit
|
|
|
|
gdb_start
|
2015-04-26 20:13:59 +02:00
|
|
|
|
2015-06-19 03:47:55 +02:00
|
|
|
gdb_test "show history size" "The size of the command history is $size."
|
2015-04-26 20:13:59 +02:00
|
|
|
|
2015-06-19 03:47:55 +02:00
|
|
|
if { $size == "0" } {
|
|
|
|
gdb_test_no_output "show commands"
|
|
|
|
} elseif { $size != "1" } {
|
|
|
|
gdb_test "show commands" " . show history size\r\n . show commands"
|
|
|
|
}
|
2015-05-22 00:53:03 +02:00
|
|
|
}
|
2015-04-26 20:13:59 +02:00
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2015-06-04 16:12:27 +02:00
|
|
|
# Check that the history file does not get truncated to zero when a gdbinit
|
|
|
|
# file sets the history size to unlimited.
|
|
|
|
|
|
|
|
proc test_no_truncation_of_unlimited_history_file { } {
|
|
|
|
global env
|
|
|
|
global INTERNAL_GDBFLAGS
|
|
|
|
|
2016-04-07 22:18:49 +02:00
|
|
|
save_vars { INTERNAL_GDBFLAGS env(GDBHISTFILE) env(GDBHISTSIZE) } {
|
|
|
|
# These environment variables take precedence over whatever
|
2015-06-19 03:47:55 +02:00
|
|
|
# history size is set in .gdbinit. Make sure the former is not
|
|
|
|
# set.
|
2016-04-07 22:18:49 +02:00
|
|
|
unset -nocomplain env(GDBHISTFILE)
|
2015-06-19 03:47:55 +02:00
|
|
|
unset -nocomplain env(GDBHISTSIZE)
|
|
|
|
|
|
|
|
set temp_gdbinit [standard_output_file "gdbinit-history.gdbinit"]
|
|
|
|
set temp_histfile [standard_output_file "gdbinit-history.gdb_history"]
|
|
|
|
file delete $temp_gdbinit
|
|
|
|
file delete $temp_histfile
|
|
|
|
|
|
|
|
set fd [open $temp_gdbinit "w"]
|
|
|
|
puts $fd "set history size unlimited\n"
|
|
|
|
puts $fd "set history filename $temp_histfile\n"
|
|
|
|
puts $fd "set history save\n"
|
|
|
|
close $fd
|
|
|
|
|
|
|
|
append INTERNAL_GDBFLAGS " -x $temp_gdbinit"
|
|
|
|
|
|
|
|
# We have to start then exit GDB twice: the first time to test the creation
|
|
|
|
# of the initial history file, and the second time to test appending to it.
|
|
|
|
# In either case the initial "print 1" command should persist through the
|
|
|
|
# history file.
|
|
|
|
with_test_prefix "truncation" {
|
|
|
|
gdb_exit
|
|
|
|
gdb_start
|
|
|
|
gdb_test "print 1"
|
|
|
|
|
|
|
|
with_test_prefix "creating" {
|
2015-06-04 16:12:27 +02:00
|
|
|
gdb_exit
|
|
|
|
gdb_start
|
|
|
|
gdb_test "server show commands" " . print 1.*"
|
2015-06-19 03:47:55 +02:00
|
|
|
}
|
2015-06-04 16:12:27 +02:00
|
|
|
|
2015-06-19 03:47:55 +02:00
|
|
|
with_test_prefix "appending" {
|
2015-06-04 16:12:27 +02:00
|
|
|
gdb_exit
|
|
|
|
gdb_start
|
|
|
|
gdb_test "server show commands" " . print 1.*"
|
2015-06-19 03:47:55 +02:00
|
|
|
}
|
|
|
|
}
|
2015-06-04 16:12:27 +02:00
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2015-04-26 20:13:59 +02:00
|
|
|
test_gdbinit_history_setting "gdbinit-history/unlimited" "unlimited"
|
|
|
|
test_gdbinit_history_setting "gdbinit-history/zero" "0"
|
2015-06-04 16:12:27 +02:00
|
|
|
|
|
|
|
test_no_truncation_of_unlimited_history_file
|
2015-06-17 21:41:07 +02:00
|
|
|
|
|
|
|
# A valid GDBHISTSIZE value overrides the setting inside the .gdbinit file; an
|
|
|
|
# invalid GDBHISTSIZE value is ignored, falling back on the setting inside the
|
|
|
|
# .gdbinit file.
|
|
|
|
test_gdbinit_history_setting "gdbinit-history/unlimited" "1000" "1000"
|
|
|
|
test_gdbinit_history_setting "gdbinit-history/unlimited" "unlimited" "foo"
|