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pack .header -side top -padx 10 -pady 10 -expand on
pack .f0 -side top -padx 15 -pady 10 -fill y -expand on

#
# Misc buttons to save/restore state and so forth.
# 
frame .f0_bot
frame .f0_bot.r
frame .f0_bot.l

#
# Read the user's settings from .config.  These will override whatever is
# in config.in.  Don't do this if the user specified a -D to force
# the defaults.
#
if { [file readable .config] == 1} then {
        if { $argc > 0 } then {
                if { [lindex $argv 0] != "-D" } then {
                        read_config .config
                }
                else
                {
                        read_config $defaults
                }
        } else {
                read_config .config
        }
} else {
        read_config $defaults
}

update_mainmenu .f0

button .f0_bot.r.save -text "Save and Exit" -width 25 -command {
        writeconfig .config include/linux/autoconf.h; wrapup .wrap }

button .f0_bot.r.quit -text "Quit Without Saving" -width 25 \
        -command { maybe_exit .maybe }

button .f0_bot.l.store -text "Store Configuration to File" -width 25 -command {
        load_configfile .load "Save Configuration in file" write_config_file
}

button .f0_bot.l.load -text "Load Configuration from File" -width 25 -command {
        load_configfile .load "Load Configuration from file" read_config_file
}

pack  .f0_bot.r.save .f0_bot.r.quit -padx 25 -ipadx 10 -ipady 2 -expand on
pack  .f0_bot.l.load .f0_bot.l.store -padx 25 -ipadx 10 -ipady 2 -expand on

pack .f0_bot.r -side left -padx 15 -pady 10 -expand on -fill y
pack .f0_bot.l -side right -padx 15 -pady 10 -expand on -fill y

pack .f0_bot -fill both -expand on

#
# If we cannot write our config files, disable the write button.
#
if { [file exists .config] == 1 } then {
                if { [file writable .config] == 0 } then {
                        .f0_bot.r.save configure -state disabled
                }
        } else {
                if { [file writable .] == 0 } then {
                        .f0_bot.r.save configure -state disabled
                }
        }

if { [file exists include/linux/autoconf.h] == 1 } then {
                if { [file writable include/linux/autoconf.h] == 0 } then {
                        .f0_bot.r.save configure -state disabled
                }
        } else {
                if { [file writable include/linux/] == 0 } then {
                        .f0_bot.r.save configure -state disabled
                }
        }