Initial commit: SUB-OS 64-Bit Production Monolithic Operating System with LazyBox userland suite

tools/setup.sh

@@ -0,0 +1,40 @@
+#!/bin/bash
+
+echo "Setting up SUB-OS build environment..."
+
+if [ -f /etc/os-release ]; then
+    . /etc/os-release
+    OS=$ID
+else
+    echo "Cannot detect OS. Please manually install dependencies."
+    exit 1
+fi
+
+case $OS in
+    ubuntu|debian)
+        echo "Detected Debian/Ubuntu-based OS."
+        sudo apt-get update
+        sudo apt-get install -y nasm gcc binutils make qemu-system-x86
+        ;;
+    fedora)
+        echo "Detected Fedora."
+        sudo dnf install -y nasm gcc binutils make qemu-system-x86
+        ;;
+    arch)
+        echo "Detected Arch Linux."
+        sudo pacman -Sy --noconfirm nasm gcc binutils make qemu-system-x86
+        ;;
+    *)
+        echo "Unsupported OS: $OS. Please install: nasm, gcc, binutils, make, qemu-system-x86."
+        ;;
+esac
+
+if ! command -v x86_64-elf-gcc &> /dev/null; then
+    echo ""
+    echo "WARNING: x86_64-elf-gcc (cross-compiler) not found in PATH."
+    echo "The Makefile will fallback to the default gcc."
+    echo "For the best results, it is highly recommended to build an x86_64-elf GCC cross-compiler."
+    echo "Instructions to build a cross-compiler: https://wiki.osdev.org/GCC_Cross-Compiler"
+fi
+
+echo "Setup script finished!"