#!/bin/bash

function die {
    echo "$1" > /dev/stderr
    exit 1
}

function info {
    echo "$1" > /dev/stderr
}

function doinstall {
    # assumes osx
    [[ "$(uname -s)" != "Darwin" ]] && die "need osx"

    TARGET="/Volumes/boot"

    if [[ ! -e "$TARGET/LICENCE.broadcom" ]]; then
        die "cant find rpi boot dir"
    else
        info "rpi boot dir found at $TARGET"
    fi

    info "disabling partition resize"
    sed -i '' -e 's/init=[^[:space:]]*//' "$TARGET/cmdline.txt"

    info "copying setup files to disk"

}

doinstall