install_atfl

#!/usr/bin/env bash
# Install Arm Toolchain for Linux (ATfL)
# Usage: ./install_atfl

set -euo pipefail

# Update package lists and install prerequisites
sudo apt update || true  # Ignore errors from apt update
sudo apt install -y curl gpg environment-modules

# Add Arm repository and install arm-toolchain-for-linux
VERSION_YEAR=$( (lsb_release -rs 2>/dev/null || (. /etc/os-release && echo "$VERSION_ID")) | cut -d. -f1 )  # e.g., "24" for Ubuntu 24.04
VERSION_CODE=$( (lsb_release -sc 2>/dev/null || (. /etc/os-release && echo "$VERSION_CODENAME")) )  # e.g., "noble" for Ubuntu 24.04
echo "Detected Ubuntu version: ${VERSION_YEAR} (${VERSION_CODE})"
curl "https://developer.arm.com/packages/arm-toolchains:ubuntu-${VERSION_YEAR}/${VERSION_CODE}/Release.key" \
    | sudo gpg --dearmor -o /usr/share/keyrings/obs-oss-arm-com.gpg
echo "deb [signed-by=/usr/share/keyrings/obs-oss-arm-com.gpg] https://developer.arm.com/packages/arm-toolchains:ubuntu-${VERSION_YEAR}/${VERSION_CODE}/ ./" \
    | sudo tee /etc/apt/sources.list.d/obs-oss-arm-com.list

# Update package lists and install the toolchain
sudo apt update && sudo apt install -y arm-toolchain-for-linux

# Initialize module command
if [ -f /etc/profile.d/modules.sh ]; then
    source /etc/profile.d/modules.sh
elif [ -f /usr/share/modules/init/bash ]; then
    source /usr/share/modules/init/bash
else
    echo "Warning: Module initialization script not found." >&2
fi

# Add Arm modulefiles
module use /opt/arm/modulefiles

# List available modules
module avail

# Load the module for Arm Toolchain for Linux
module load atfl

# Verify installation
for tool in armflang armclang armclang++; do
    type $tool > /dev/null 2>&1 || \
        { echo "$tool not found after the installation, which probably failed." >&2 ; exit 1; }
done

# Final messages
echo "Arm Toolchain installation completed."
for tool in armflang armclang armclang++; do
    echo -e "\nThe $tool version is:\n"
    $tool --version
    echo -e "\nThe path to $tool is:\n"
    command -v $tool
done

# Set environment variable for subsequent steps if running in GitHub Actions
if [[ -n "${GITHUB_ENV:-}" ]]; then
    env | grep -i 'arm\|atfl\|flang\|clang' >> "$GITHUB_ENV"
fi