Fixes a freezing loading bar at boot screen. Run from single user mode or over ssh.

yosemite_loading_bar_freeze_fix.sh

#!/usr/bin/env bash

#try resetting pram & smc first
#try to ssh into the the machine if it appears to be stuck booting (50% loading bar)
#if that fails, try booting holding command+r and repair disk/repair disk permissions
#some comment from internet: verify if the user has the attribute which again in our case they always do when this issue happens because there were some machines that were manually bound a long time ago by some of the PC techs and they weren't paying attention to the checkboxes in Directory Utility so this attribute would get created.

#dscl . -read /Users/<user> OriginalHomeDirectory
#dscl -u <admin username> . -delete /Users/<user> OriginalHomeDirectory


rm -Rfv /System/Library/Caches/*
rm -Rfv /private/var/db/BootCache.playlist
# rm -v /usr/standalone/bootcaches.plist