dive

#!/bin/sh
# Create a RAM disk with same perms as mountpoint
# Script based on http://itux.idev.pro/2012/04/iservice-speed-up-your-xcode-%D0%BD%D0%B5%D0%BA%D0%BE%D1%82%D0%BE%D1%80%D1%8B%D0%B5-%D1%81%D0%BF%D0%BE%D1%81%D0%BE%D0%B1%D1%8B/ with some additions
# Usage: sudo ./xcode_ramdisk.sh start

USERNAME=$(logname)

TMP_DIR="/private/tmp"
RUN_DIR="/var/run"
SYS_CACHES_DIR="/Library/Caches"

dive

#!/usr/bin/env bash 

if [[ ! ( # any of the following are not true
        # 1st arg is an existing regular file
        -f "$1" &&
        # ...and it has a .ipa extension
        "${1##*.}" == "ipa" &&
        # 2nd arg is an existing regular file
        -f "$2" &&