RTT_PYTHON=python

for p_cmd in python3 python; do

$p_cmd --version >/dev/null 2>&1 || continue

RTT_PYTHON=$p_cmd

break

$RTT_PYTHON --version 2 >/dev/null || {

echo "Python not installed. Please install Python before running the installation script."

exit 1

}

if ! [ -x "$(command -v brew)" ]; then

echo "Installing Homebrew."

/bin/bash -c "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/HEAD/install.sh)"

brew update

brew upgrade

if ! [ -x "$(command -v git)" ]; then

echo "Installing git."

brew install git

brew list ncurses >/dev/null || {

echo "Installing ncurses."

brew install ncurses

}

if ! [ -x "$(command -v arm-none-eabi-gcc)" ]; then

echo "Installing GNU Arm Embedded Toolchain."

brew install gnu-arm-embedded

curl https://raw.githubusercontent.com/RT-Thread/env/master/touch_env.sh -o touch_env.sh

chmod 777 touch_env.sh

./touch_env.sh

rm touch_env.sh