AppRun

#!/bin/sh
# AppRun - Setup portable environment and invoke BitTorrent Sync GUI
#
die() {
    echo "$@"
    exit 1
}
find_in_path() {
    local path="$PWD:$PATH"
    local IFS=:
    for sp in $path; do
        if [ -x "$sp/$1" ]; then 
            echo "$sp/$1"
            return 0
        fi
    done
    return 1
}
case "$0" in
    /*|./*|../*) 
        cd `dirname "$0"` > /dev/null || \
            die 'I cannot CD to where this script was run from,' \
                'So cannot invoke app. Sorry.'
        ;;
    *)
	fp=`find_in_path "$0"` && \
            rp=`readlink -e "$fp"` && \
            cd `dirname "$rp"` || \
            die 'I cannot CD to where this script was run from,' \
                'So cannot invoke app. Sorry.'
        ;;
esac
# Huristic test if we have the files we need
test -x ./usr/bin/btsync-gui -a -x ./usr/lib/btsync-common/btsync-core -a \
    -r ./usr/lib/btsync-gui/btsync-gui.key || \
    die 'Cannot find parts of the App. Sorry.'
# Setun environment
PATH="$PWD/usr/bin:$PATH"
export PATH
LD_LIBRARY_PATH="$PWD/usr/lib"
export LD_LIBRARY_PATH
PYTHONPATH="$PWD/usr/lib/python:$PWD/usr/lib:$PWD/usr/lib/btsync-gui"
export PYTHONPATH
if [ -z "$XDG_DATA_DIRS" ]; then
    XDG_DATA_DIRS="$PWD/usr/share:/usr/local/share:/usr/share"
else
    XDG_DATA_DIRS="$PWD/usr/share:$XDG_DATA_DIRS"
fi
export XDG_DATA_DIRS
# Run the app
exec "$PWD/usr/bin/btsync-gui" "$@"