brew-update

#!/bin/bash

# Update the last loaded date....



if [[ -d "$TMPDIR" ]] ; then

    cd $TMPDIR

fi

set -euo pipefail

update_path="$HOME/Library/Application Support/Homebrew"
mkdir -p "${update_path}"
last_update="${update_path}/last_update.txt"

touch "$last_update"

echo Brew previous updated at $(cat "$last_update").

sleep 2

echo "-----  Updating...  -----" 
brew update
echo -e 'upgrading in 3...' && sleep 1 
echo -e 'upgrading in 2...' && sleep 1 
echo -e 'upgrading in 1...' && sleep 1 
echo "-----  Upgrading...  -----" 
brew -v upgrade  

echo ----- Cleanup old installs ----- 
brew cleanup


# htop needs root permissions to work properly and I prefer this method to 
# using sudo every time I run htop.  

htop_path=/opt/homebrew/bin/htop

if [ ! -u $htop_path ] ; then
    echo "Need to chmod htop binary: sudo will happen next, so expect a prompt"
    sudo chmod -v u+s $htop_path 
fi

if [ -O $htop_path ] ; then
    echo "Need to chown htop binary: sudo will happen next."
    sudo chown -v root $htop_path
fi

echo $(date) > "${last_update}"
echo Brew updated as of $(cat "$last_update").