#!/bin/sh
#
# dirs: some dirs needed by all library status scripts
#
# Copyright (C) 2011-2014 Dustin Kirkland
#
# Authors: Dustin Kirkland <[email protected]>
#
# 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"

# Some users build and install byobu themselves, rather than from a distro
[ -r "$HOME/.byoburc" ] && . "$HOME/.byoburc"
[ -n "$BYOBU_PREFIX" ] || BYOBU_PREFIX="/usr"

# Create and export the user configuration directory
if [ -d "$BYOBU_CONFIG_DIR" ]; then
export BYOBU_CONFIG_DIR="$BYOBU_CONFIG_DIR"
elif [ -d "$XDG_CONFIG_HOME" ]; then
# Use XDG, as some users insist on such nonsense :-)
export BYOBU_CONFIG_DIR="$XDG_CONFIG_HOME/$PKG"
elif [ -d "$HOME/.config/$PKG" ]; then
# Use XDG config directory, if it exists
export BYOBU_CONFIG_DIR="$HOME/.config/$PKG"
elif [ -d "$HOME/.local/share/$PKG" ]; then
# Use XDG local directory, if it exists
export BYOBU_CONFIG_DIR="$HOME/.local/share/$PKG"
else
# And to default to good old classic config dir location!
export BYOBU_CONFIG_DIR="$HOME/.$PKG"
fi
[ -d "$BYOBU_CONFIG_DIR" ] || mkdir -p "$BYOBU_CONFIG_DIR"

# Grab the global, then local socket directory
[ -r "/etc/$PKG/socketdir" ] && . "/etc/$PKG/socketdir"
[ -r "$BYOBU_CONFIG_DIR/socketdir" ] && . "$BYOBU_CONFIG_DIR/socketdir"

# Create and export the runtime cache directory
if [ -w /dev/shm ]; then
# Use shm for performance, if possible
for i in /dev/shm/$PKG-$USER-*; do
if [ -d "$i" ] && [ -O "$i" ]; then
export BYOBU_RUN_DIR="$i"
break
fi
done
# Still empty, make a new one
if [ ! -d "$BYOBU_RUN_DIR" ] || [ ! -O "$BYOBU_RUN_DIR" ]; then
export BYOBU_RUN_DIR=$(mktemp -d /dev/shm/$PKG-$USER-XXXXXXXX)
fi
else
# For distros that don't have a /dev/shm, use local disk
if [ -d "$XDG_CACHE_HOME" ]; then
# Use XDG, as some users insist on such nonsense :-)
export BYOBU_RUN_DIR="$XDG_CACHE_HOME/$PKG"
else
# But if not, we'll use a cache directory
export BYOBU_RUN_DIR="$HOME/.cache/$PKG"
fi
fi