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|
#!/bin/sh
#-
# Copyright (c) 2012 Devin Teske
# All Rights Reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
# 1. Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright
# notice, this list of conditions and the following disclaimer in the
# documentation and/or other materials provided with the distribution.
#
# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
# ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
# DAMAGES (INLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
# SUCH DAMAGE.
#
# $FreeBSD$
#
############################################################ INCLUDES
BSDCFG_SHARE="/usr/share/bsdconfig"
. $BSDCFG_SHARE/common.subr || exit 1
f_include $BSDCFG_SHARE/dialog.subr
f_include $BSDCFG_SHARE/mustberoot.subr
f_include $BSDCFG_SHARE/sysrc.subr
BSDCFG_LIBE="/usr/libexec/bsdconfig" APP_DIR="080.console"
f_include_lang $BSDCFG_LIBE/$APP_DIR/include/messages.subr
ipgm=$( f_index_menusel_keyword $BSDCFG_LIBE/$APP_DIR/INDEX "$pgm" )
[ $? -eq $SUCCESS -a "$ipgm" ] && pgm="$ipgm"
############################################################ CONFIGURATION
#
# Location of ttys(5)
#
ETC_TTYS=/etc/ttys
############################################################ GLOBALS
#
# Terminal-type map/menu-item list
#
TTY_MENU_LIST="
'1 $msg_none' '$msg_none_ttys_desc'
'2 $msg_ibm_437_vga_default' 'cons25'
'3 $msg_iso_8859_1' 'cons25l1'
'4 $msg_iso_8859_2' 'cons25l2'
'5 $msg_iso_8859_7' 'cons25l7'
'6 $msg_koi8_r' 'cons25r'
'7 $msg_koi8_u' 'cons25u'
'8 $msg_us_ascii' 'cons25w'
" # END-QUOTE
############################################################ FUNCTIONS
# dialog_menu_main
#
# Display the dialog(1)-based application main menu.
#
dialog_menu_main()
{
local size
local hline="$hline_choose_a_terminal_type"
local prompt="$msg_ttys_menu_text"
size=$( eval f_dialog_menu_size \
\"\$DIALOG_TITLE\" \
\"\$DIALOG_BACKTITLE\" \
\"\$prompt\" \
\"\$hline\" \
$TTY_MENU_LIST )
local dialog_menu
dialog_menu=$( eval $DIALOG \
--clear --title \"\$DIALOG_TITLE\" \
--backtitle \"\$DIALOG_BACKTITLE\" \
--hline \"\$hline\" \
--ok-label \"\$msg_ok\" \
--cancel-label \"\$msg_cancel\" \
--menu \"\$prompt\" $size \
$TTY_MENU_LIST \
2>&1 >&$DIALOG_TERMINAL_PASSTHRU_FD
)
local retval=$?
setvar DIALOG_MENU_$$ "$dialog_menu"
return $retval
}
# ttys_set_type $consterm
#
# Set terminal type of `ttyv*' and `cons[0-9]' entries in ttys(5) to $consterm.
#
ttys_set_type()
{
local consterm="$1"
#
# Create new temporary file to write our ttys(5) update with new types.
#
local tmpfile="$( mktemp -t "pgm" )"
[ "$tmpfile" ] || return $FAILURE
#
# Fixup permissions and ownership (mktemp(1) creates the temporary file
# with 0600 permissions -- change the permissions and ownership to
# match ttys(5) before we write it out and mv(1) it into place).
#
local mode="$( stat -f '%#Lp' "$ETC_TTYS" 2> /dev/null )"
local owner="$( stat -f '%u:%g' "$ETC_TTYS" 2> /dev/null )"
f_quietly chmod "${mode:-0644}" "$tmpfile"
f_quietly chown "${owner:-root:wheel}" "$tmpfile"
#
# Operate on ttys(5), replacing only the types of `ttyv*' and
# `cons[0-9]' terminals with the new type.
#
awk -v consterm="$consterm" '
BEGIN {
}
{
# "Skip" blank-lines, lines containing only whitespace, and
# lines containing only a comment or whitespace-then-comment.
#
if ( $0 ~ /^[[:space:]]*(#|$)/ ) { print; next }
# "Skip" terminal types other than those supported
#
if ( $1 !~ /^(ttyv.*|cons[0-9])$/ ) { print; next }
# Change the terminal type to the new value
#
match($0, /[[:alnum:]\.\+-_]+[[:space:]]+(on|off).*$/)
if ( ! RSTART ) { print; next }
left = substr($0, 0, RSTART - 1)
match($0, /[[:space:]]+(on|off).*$/)
right = substr($0, RSTART)
printf "%s%s%s\n", left, consterm, right
}
' "$ETC_TTYS" > "$tmpfile" || return $FAILURE
f_quietly mv "$tmpfile" "$ETC_TTYS" || return $FAILURE
return $SUCCESS
}
############################################################ MAIN
# Incorporate rc-file if it exists
[ -f "$HOME/.bsdconfigrc" ] && f_include "$HOME/.bsdconfigrc"
#
# Process command-line arguments
#
while getopts hSX flag; do
case "$flag" in
h|\?) f_usage $BSDCFG_LIBE/$APP_DIR/USAGE "PROGRAM_NAME" "$pgm";;
esac
done
shift $(( $OPTIND - 1 ))
#
# Initialize
#
f_dialog_init
f_dialog_title "$msg_system_console_terminal_type"
f_dialog_backtitle "${ipgm:+bsdconfig }$pgm"
f_mustberoot_init
#
# Launch application main menu
#
while :; do
dialog_menu_main
retval=$?
mtag=$( f_dialog_menutag )
[ $retval -eq 0 ] || f_die
[ "$mtag" = "1 $msg_none" ] && break
consterm=$( eval f_dialog_menutag2item \"\$mtag\" $TTY_MENU_LIST )
err=$( ttys_set_type "$consterm" 2>&1 )
[ "$err" ] || break
f_show_msg "%s" "$err"
done
exit $SUCCESS
################################################################################
# END
################################################################################
|
