Skip to content
Find file
Fetching contributors…
Cannot retrieve contributors at this time
executable file 159 lines (140 sloc) 4.23 KB
#!/bin/bash
#
# CDM: The Console Display Manager
#
# Copyright (C) 2009-2011, Daniel J Griffiths <ghost1227@archlinux.us>
# Thanks to:
#
# Andrwe beta-testing and submitting the fix for the all
# important X incrementation function
# brisbin33 code cleanup
# tigrmesh finding a critical issue with the gnome-session handler
# Profjim several incredibly useful patches
# lambchops468 consolekit and hibernation patches
# CasperVector Massive rearchitecturing and code sanisation
#
# 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., 51 Franklin Street, Fifth Floor, Boston,
# MA 02110-1301, USA.
name=$(basename "$0")
longname='Console Display Manager'
ver='0.6'
trap '' SIGINT SIGTSTP
source /etc/init.d/functions.sh
# Exit functions.
exitnormal() { exit 0; }
exiterror() { sleep 1; exit 1; }
# Source cdm configurations.
if [[ -n "$1" ]]; then
if [[ -f "$HOME/.cdmrc" ]]
then
source "$1"
else
eerror "$self: config file \`$1' does not exist."
exiterror
fi
elif [[ -f "$HOME/.cdmrc" ]]; then
source "$HOME/.cdmrc"
elif [[ -f /etc/cdmrc ]]; then
source /etc/cdmrc
fi
# Default options.
dialogrc=${dialogrc:-}
countfrom=${countfrom:-0}
binlist=${binlist:-()}
namelist=${namelist:-()}
xtty=${xtty:-7}
locktty=${locktty:-no}
display=${display:-0}
consolekit=${consolekit:-yes}
cktimeout=${cktimeout:-30}
serverargs=${serverargs:-'-nolisten tcp'}
# Offer all available sessions in /etc/X11/Sessions,
# if binlist if not explicitly set in cdmrc.
if [[ "${#binlist[@]}" == 0 ]]; then
binlist=($(ls /etc/X11/Sessions))
flaglist=($(sed 's/[[:digit:]]\+/X/g' <<< ${!flaglist[*]}))
namelist=(${binlist[@]^})
fi
# Generate the main menu.
menu=()
for ((count=0; count<${#namelist[@]}; count++)); do
menu=("${menu[@]}" "$((count+countfrom))" "${namelist[${count}]}")
done
# Override dialog display if only one option is available.
if [[ "$count" == 1 ]]; then
binindex=0
else
# Display selection dialog.
binindex=$(
DIALOGRC="$dialogrc" dialog --colors --stdout \
--backtitle "${longname} v${ver}" \
--ok-label ' Select ' --cancel-label ' Exit ' \
--menu 'Select session' 0 0 0 "${menu[@]}"
)
if [[ $? != 0 ]]; then
clear
exitnormal
fi
fi
# Run $bin according to its flag.
let binindex-=countfrom
bin="${binlist[${binindex}]}"
case ${flaglist[$binindex]} in
# *C*onsole programs.
[Cc])
clear
# If $bin is a login shell, it might `exec' cdm again, causing an endless
# loop. To solve this problem, export $CDM_SPAWN when `exec'ing $bin and
# only let the shell automatically `exec' cdm when $CDM_SPAWN is not set.
# See also the example shell profile file shipped with this cdm package.
CDM_SPAWN=$$ exec $bin
;;
# *X* programs.
[Xx])
clear
# If X is already running and locktty=yes, activate it,
# otherwise increment.
if $(yesno locktty); then
# Activate existing X session.
if xdpyinfo -display ":$display.0" &> /dev/null; then
chvt "$((display+xtty))"
exitnormal
fi
else
# Get the first empty display.
display=0
while [[ "$display" < 7 ]]; do
if dpyinfo=$(xdpyinfo -display ":$display.0" 2>&1 1>/dev/null) ||
# Display is in use by another user.
[[ "$dpyinfo" == 'No protocol specified'* ]]
then
let display+=1
else
break
fi
done
fi
serverargs=":${display} $serverargs vt$((xtty+display))"
$(yesno consolekit) && launchflags="-c -t $cktimeout"
if ! eval cdm-xlaunch $launchflags -- $bin -- $serverargs; then
ewarn "$self: \`cdm-xlaunch' exited unsuccessfully."
exiterror
fi
;;
*)
eerror "$self: unknown flag: \`${flaglist[$binindex]}'."
exiterror
;;
esac
Jump to Line
Something went wrong with that request. Please try again.