# Test Framework Driver for GDB driving the EST
#   Copyright 1994 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.  */

load_lib gdb.exp

#
# gdb_version -- extract and print the version number of gdb
#
proc gdb_version {} {
    default_gdb_version
}

#
# gdb_target_est
# Set gdb to target the simulator
#
proc gdb_target_est { } {
    global prompt
    global exit_status

    send "target est /dev/ttyb\n"
    set timeout 60
    expect {
	-re "Remote target est connected to.*$prompt $"	{
	    verbose "Set target to est"
	}
	timeout { 
	    perror "Couldn't set target for est."
	    cleanup
	    exit $exit_status
	}
    }
    set timeout 10
}

#
# gdb_load -- load a file into the debugger.
#             return a -1 if anything goes wrong.
#
proc gdb_load { arg } {
    global verbose
    global loadpath
    global loadfile
    global GDB
    global prompt

    if [gdb_file_cmd $arg] then { return -1 }

    gdb_target_est

    send "load\n"
    set timeout 2400
    expect {
	-re ".*$prompt $" {
	    if $verbose>1 then {
		send_user "Loaded $arg into $GDB\n"
	    }
	    set timeout 30
	    return 1
	}
	-re "$prompt $"     {
	    if $verbose>1 then {
	 perror "GDB couldn't load."
	    }
	}
	timeout {
	    if $verbose>1 then {
	 perror "Timed out trying to load $arg."
	    }
	}
    }
}

#
# gdb_start -- start GDB running.
#
proc gdb_start { } {
    default_gdb_start
#    verbose "Setting up target, Please wait..."
#    gdb_target_est
}

#
# gdb_exit -- exit gdb
#
proc gdb_exit { } {
    catch default_gdb_exit
}

gdb_start

# make sure gdb has actually started, otherwise if the first test
# timesout, DejaGnu crashes
#send "\n"
#expect {
#    -re "$prompt"
#    }