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# Copyright (C) 1988, 1990, 1991, 1992, 1995 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 2 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, write to the Free Software
# Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
# Please email any bugs, comments, and/or additions to this file to:
# DejaGnu@cygnus.com
# This file was written by Rob Savoye. (rob@cygnus.com)
#
# load support libraries
#
load_lib remote.exp
load_lib gdb.exp
load_lib vxworks.exp
set shell_prompt "->"
set prompt "\\(vxgdb\\)"
#
# gdb_version -- extract and print the version number of gcc
#
proc gdb_version {} {
default_gdb_version
}
#
# gdb_load -- load a file into the debugger.
# We have to stop and start gdb each time we do this, because when
# vxgdb loads two files in a row, the symbols in the first file loaded
# take precedence. Returns -1 on error, else 0.
#
proc gdb_load { arg } {
global shell_id
# gdb_exit
# spawn_vxgdb
set result 0
if { [vxworks_ld $shell_id $arg] != 0 } {
perror "Couldn't load $arg"
return -1
}
return [gdb_file_cmd $arg]
}
#
# gdb_start -- start gdb running and
#
proc gdb_start { } {
global prompt
global verbose
global targetname
global connectmode
global reboot
global shell_id
# get a connection to the board
set shell_id [ eval $connectmode "$targetname" ]
if $shell_id<0 then {
perror "Couldn't connect to $targetname."
return -1
}
verbose "Spawn id for remote shell is $shell_id"
# reboot vxworks to get a clean start
if $reboot then {
verbose "Rebooting VxWorks, Please wait...\n"
send -i $shell_id "\030"
set timeout 120
expect {
-i $shell_id -re "Connection closed.*$" {
verbose "\nVxWorks has closed the shell"
}
-i $shell_id eof {
perror "(eof) never disconnected from VxWorks shell."
return -1
}
-i $shell_id timeout {
perror "(timeout) never disconnected from VxWorks shell."
return -1
}
}
catch "close -i $shell_id" tmp
wait -i $shell_id
}
set timeout 10
catch "spawn_vxgdb"
}
proc spawn_vxgdb { } {
global prompt
global verbose
global targetname
default_gdb_start
# set the default arguments to "main", so that "run" with no
# arguments will work correctly.
send "set args main\n"
expect -re ".*$prompt $" {}
verbose "Setting up target, Please wait..."
# set targets hostname
send "target vxworks $targetname\n"
set timeout 60
expect {
-re "Done\..*$prompt $" {
verbose "Set target to $targetname" 1
}
-re "net_connect: RPC: Program not registered.*$" {
perror "Couldn't set GDB to target $targetname."
exit 1
}
timeout {
perror "Couldn't set target for vxworks."
set timeout 10
return -1
}
}
set timeout 10
}
proc gdb_exit { } {
global shell_id
if [info exists shell_id] then {
exit_remote_shell $shell_id
}
catch default_gdb_exit
}
#expect_after {
# "<return>" { send "\n"; perror "Window too small." }
# -re "\(y or n\) " { send "n\n"; perror "Got interactive prompt." }
# buffer_full { perror "internal buffer is full." }
# eof { perror "eof -- pty is hosed." }
# timeout { perror "timeout." }
# "virtual memory exhausted" { perror "virtual memory exhausted." }
# "Undefined command" { perror "send string probably wrong." }
#}
gdb_start
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