#!/bin/bash

# Simple ARM64 cross-compilation script for pure C version

if [ "$1" == "arm64" ] || [ "$1" == "aarch64" ]; then
    echo "Cross-compiling C framebuffer demo for ARM64..."
    
    # Check if cross-compiler is available
    if ! command -v aarch64-linux-gnu-gcc &> /dev/null; then
        echo "Error: ARM64 cross-compiler not found!"
        echo "Install with: sudo apt-get install gcc-aarch64-linux-gnu"
        exit 1
    fi
    
    # Cross-compile pure C version (no dependencies)
    aarch64-linux-gnu-gcc -o framebuffer_demo framebuffer_simple.c -static
    
    if [ $? -eq 0 ]; then
        echo "Cross-compilation successful!"
        echo "Binary compiled for ARM64 (aarch64)"
        echo "Transfer to R36 Ultra and run with: sudo ./framebuffer_demo"
        file framebuffer_demo
    else
        echo "Cross-compilation failed!"
        exit 1
    fi
else
    echo "Compiling C framebuffer demo (native)..."
    gcc -o framebuffer_demo framebuffer_simple.c
    
    if [ $? -eq 0 ]; then
        echo "Compilation successful!"
        echo "Run with: sudo ./framebuffer_demo"
        file framebuffer_demo
    else
        echo "Compilation failed!"
        exit 1
    fi
fi