openrc/init.d.Linux/keymaps

#!/sbin/runscript
# Copyright 2007 Roy Marples
# 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 (INCLUDING, 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.

description="Applies a keymap for the consoles."

ttyn=${rc_tty_number:-${RC_TTY_NUMBER:-12}}
unicode=${unicode:-${UNICODE}}
keymap=${keymap:-${KEYMAP}}
extended_keymaps=${extended_keymaps:-${EXTENDED_KEYMAPS}}
windowskeys=${windowskeys:-${SET_WINDOWSKEYS}} 
fix_euro=${fix_euro:-${FIX_EURO}}
dumpkeys_charset=${dumpkeys_charset:-${DUMPKEYS_CHARSET}}

depend() {
	need localmount
}

start() {
	case "${RC_SYS}" in
		UML|VPS|XEN)
			ebegin "Loading key mappings"
			eend 0
			return 0
			;;
	esac

	if [ -z "${keymap}" ]; then
		eerror "You need to setup keymap in /etc/conf.d/keymaps first"
		return 1
	fi

	local loadkeys_uni= wkeys= 
	local ttydev= n=
	[ -d /dev/vc ] \
		&& ttydev=/dev/vc/ \
		|| ttydev=/dev/tty

	# Force linux keycodes for PPC.
	if [ -f /proc/sys/dev/mac_hid/keyboard_sends_linux_keycodes ]; then
		echo 1 > /proc/sys/dev/mac_hid/keyboard_sends_linux_keycodes
	fi

	# Turn on unicode if user wants it
	if yesno ${unicode}; then
		n=1
		while [ ${n} -le "${ttyn}" ]; do
			kbd_mode -u -C "${ttydev}${n}"
			n=$((${n} + 1))
		done
		loadkeys_uni="--unicode"
	fi

	ebegin "Loading key mappings"
	yesno ${windowskeys} && wkeys="windowkeys"
	loadkeys -q ${loadkeys_uni} ${wkeys} ${keymap} ${extended_keymaps} 
	eend $? "Error loading key mappings" || return $?

	if yesno ${fix_euro}; then
		# Fix some fonts displaying the Euro, #173528.
		echo "altgr keycode 18 = U+20AC" | loadkeys -q
	fi

	# Set terminal encoding to either ASCII or UNICODE.
	# See utf-8(7) for more information.
	local termencoding= termmsg=
	if yesno ${unicode}; then
		dumpkeys ${dumpkeys_charset:+-c} ${dumpkeys_charset} | loadkeys --unicode
		termencoding="%G"
		termmsg="UTF-8"
	else
		termencoding="%@"
		termmsg="ASCII"
	fi

	ebegin "Setting terminal encoding to" ${termmsg}
	n=1
	while [ ${n} -le "${ttyn}" ]; do
		printf "\033%s" "${termencoding}" >"${ttydev}${n}"
		n=$((${n} + 1))
	done
	eend 0
}

# vim:ts=4