Xcode Command Line Tools (CLT) remove script for macOS Sierra

remove-xcode-clt8.sh

#!/bin/bash
## # Usage
## 1. Boot with Recovery OS and open Terminal.app
## 2. cd "/Volumes/Macintosh HD"
## 3. Execute this script
## When the network connection is available, this script can be executed by:
##   curl -fsSL https://gist.github.com/umireon/68d7edbe7fa22055f6da3b5d64d8705c/raw/remove-xcode-clt8.sh | bash

# sanity check
if [[ ! -d Users ]] && [[ $1 != -f ]]; then
  echo "$(pwd)/Users not found"
  volumes=(/Volumes/*/Users)
  echo "cd to system root like: cd ${volumes[0]%/*}"
  exit 1
fi

xargs="usr/bin/xargs"
pkgutil="pkgutil --volume ."
xcode_select="chroot . /usr/bin/xcode-select"

clt_pkgs() {
  $pkgutil --pkgs='com\.apple\.pkg\.(CLTools_Executables|DevSDK.*)'
}

clt_files() {
  clt_pkgs | $xargs -n1 $pkgutil --only-files --files | sort -ur
}

clt_dirs() {
  clt_pkgs | $xargs -n1 $pkgutil --only-dirs --files | sort -ur
}

clt_files | $xargs -n1000 rm
clt_dirs | $xargs -n1000 rmdir
clt_pkgs | $xargs -I{} rm System/Library/Receipts/{}.{bom,plist}

echo reset the active developer directory
$xcode_select -r

echo check the active developer directory
$xcode_select -p