From cfd16f96e389ab810beb96a68d4e7ab5d41098c3 Mon Sep 17 00:00:00 2001 From: Doug Evans Date: Fri, 16 Dec 2011 20:02:05 +0000 Subject: [PATCH] * boards/native-stdiogdbserver.exp: New file. --- gdb/testsuite/ChangeLog | 1 + .../boards/native-stdio-gdbserver.exp | 138 ++++++++++++++++++ 2 files changed, 139 insertions(+) create mode 100644 gdb/testsuite/boards/native-stdio-gdbserver.exp diff --git a/gdb/testsuite/ChangeLog b/gdb/testsuite/ChangeLog index 0ab5658bbbb..844e3cd2b53 100644 --- a/gdb/testsuite/ChangeLog +++ b/gdb/testsuite/ChangeLog @@ -1,5 +1,6 @@ 2011-12-16 Doug Evans + * boards/native-stdiogdbserver.exp: New file. * boards/native-gdbserver.exp: New file. * lib/gdbserver-support.exp (gdb_target_cmd): Recognize stdio diff --git a/gdb/testsuite/boards/native-stdio-gdbserver.exp b/gdb/testsuite/boards/native-stdio-gdbserver.exp new file mode 100644 index 00000000000..345c2b184ba --- /dev/null +++ b/gdb/testsuite/boards/native-stdio-gdbserver.exp @@ -0,0 +1,138 @@ +# Copyright 2011 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 . + +# This file is a dejagnu "board file" and is used to run the testsuite +# natively with gdbserver using stdio for comms. +# +# To use this file: +# bash$ touch ${my_dejagnu_dir}/my-dejagnu.exp +# bash$ export DEJAGNU=${my_dejagnu_dir}/my-dejagnu.exp +# bash$ mkdir ${my_dejagnu_dir}/boards +# bash$ cp ${src_dir}/gdb/testsuite/boards/native-stdio-gdbserver.exp \ +# ${my_dejagnu_dir}/boards +# bash$ cd ${build_dir}/gdb +# bash$ make check RUNTESTFLAGS="--target_board=native-stdio-gdbserver" + +load_generic_config "gdbserver" +process_multilib_options "" + +# The default compiler for this target. +set_board_info compiler "[find_gcc]" + +# This gdbserver can only run a process once per session. +set_board_info gdb,do_reload_on_run 1 + +# There's no support for argument-passing (yet). +set_board_info noargs 1 + +# Can't do input (or output) in the current gdbserver. +set_board_info gdb,noinferiorio 1 + +# gdbserver does not intercept target file operations and perform them +# on the host. +set_board_info gdb,nofileio 1 + +# Hack into sockethost to pass our peculiar remote connection string. +set_board_info sockethost "stdio" +set_board_info gdb,socketport "" +set_board_info gdb,get_remote_address ${board}_get_remote_address +set_board_info use_gdb_stub 1 + +# We will be using the standard GDB remote protocol. +set_board_info gdb_protocol "remote" +# Test the copy of gdbserver in the build directory. +set_board_info gdb_server_prog "../gdbserver/gdbserver" + +# The argument to pass to "target remote". +# We build this once we know how the testsuite will start gdbserver. +set stdio_gdbserver_template "| @GDBSERVER_PROG@ @ARGS@ stdio @PROG_AND_ARGS@" + +# Used to pass a value between ${board}_spawn and ${board}_get_remote_address. +set stdio_gdbserver_command "--unset--" + +proc ${board}_get_remote_address { host port } { + global stdio_gdbserver_command + return $stdio_gdbserver_command +} + +proc ${board}_build_remote_cmd { cmd } { + global stdio_gdbserver_template + + # First parse $cmd, picking out the various pieces. + set gdbserver_prog [lindex $cmd 0] + set args "" + set len [llength $cmd] + + for { set i 1 } { $i < $len } { incr i } { + set elm [lindex $cmd $i] + switch $elm { + --multi { + set args "$args $elm" + } + --once { + set args "$args $elm" + } + default { + break + } + } + } + + set prog_and_args [lrange $cmd $i end] + + set buf $stdio_gdbserver_template + + regsub {@GDBSERVER_PROG@} $buf $gdbserver_prog buf + regsub {@ARGS@} $buf $args buf + regsub {@PROG_AND_ARGS@} $buf $prog_and_args buf + + return $buf +} + +proc ${board}_spawn { board cmd } { + global board_info + + verbose -log "${board}_spawn: $board $cmd" + + # Convert the command to start gdbserver to something to pass to + # "target remote | ..." and save it for later retrieval by + # ${board}_get_remote_address. + global stdio_gdbserver_command + set stdio_gdbserver_command [${board}_build_remote_cmd $cmd] + verbose -log "gdbserver_command: $stdio_gdbserver_command" + + set baseboard [lindex [split $board "/"] 0] + + # We don't spawn gdbserver here, that is done by the subsequent + # "target remote | ..." command. + set board_info($baseboard,isremote) 0 + # Pretend as if we've started gdbserver, provide the test harness + # with what it's waiting for. + set result [remote_spawn $board "echo Listening on stdio"] + set board_info($baseboard,isremote) 1 + + return $result +} + +proc ${board}_download { board host dest } { + return $host +} + +proc ${board}_file { dest op args } { + if { $op == "delete" } { + return 0 + } + return [eval [list standard_file $dest $op] $args] +} -- 2.30.2