#!/bin/sh -e # # byobu-launcher - conditionally launch byobu # Copyright (C) 2010 Canonical Ltd. # # Authors: Dustin Kirkland <kirkland@byobu.org> # # 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, version 3 of the License. # # 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, see <http://www.gnu.org/licenses/>. PKG="byobu" # Bad things happen if you run byobu, but you don't own your $HOME # ie, rather than "sudo byobu", you must run "sudo -H byobu" if [ -O "$HOME" ]; then [ -r "$HOME/.byoburc" ] && . "$HOME/.byoburc" [ -z "${BYOBU_PREFIX}" ] && export BYOBU_PREFIX="/usr" || export BYOBU_PREFIX . "${BYOBU_PREFIX}/lib/${PKG}/include/common" if [ -e "$BYOBU_CONFIG_DIR/disable-autolaunch" ]; then false else case "$TERM" in *screen*) # Handle nesting if [ -n "$SSH_CONNECTION" ] && [ "$(printf "$SSH_CONNECTION" | awk '{print $1}')" != "$(printf "$SSH_CONNECTION" | awk '{print $3}')" ]; then # Safeguard against ssh-ing into ourself, which causes an infinite loop exec $BYOBU_PREFIX/bin/byobu "$@" else echo "INFO: Disabling auto-launch of Byobu in this SSH connection, to avoid a potential infinite loop" 1>&2 echo "INFO: You can still run 'byobu' manually at the command line, if you know what you're doing" 1>&2 true fi ;; dumb) # Dumb terminal, don't launch false ;; *) exec $BYOBU_PREFIX/bin/byobu "$@" ;; esac fi fi false # vi: syntax=sh ts=4 noexpandtab