Shift things around

source/install_build_prerequisites.sh

@@ -0,0 +1,150 @@
+#!/bin/bash
+
+# Colors for output
+RED='\033[0;31m'
+GREEN='\033[0;32m'
+YELLOW='\033[1;33m'
+NC='\033[0m' # No Color
+
+# Function to print status messages
+print_status() {
+    echo -e "${GREEN}[*] $1${NC}"
+}
+
+print_error() {
+    echo -e "${RED}[!] $1${NC}"
+}
+
+print_warning() {
+    echo -e "${YELLOW}[!] $1${NC}"
+}
+
+# Check if running as root
+if [ "$EUID" -ne 0 ]; then
+    print_error "Please run this script as root (use sudo)"
+    exit 1
+fi
+
+# Detect distribution
+if [ -f /etc/os-release ]; then
+    . /etc/os-release
+    OS=$NAME
+    VER=$VERSION_ID
+else
+    print_error "Could not detect distribution"
+    exit 1
+fi
+
+print_status "Detected OS: $OS $VER"
+
+# Define packages based on distribution
+case $OS in
+    "Ubuntu"|"Debian GNU/Linux")
+        # Common packages for both Ubuntu and Debian
+        PACKAGES="cmake make g++ devscripts debhelper"
+        ;;
+    *)
+        print_error "Unsupported distribution: $OS"
+        exit 1
+        ;;
+esac
+
+# Function to check if a package is installed
+is_package_installed() {
+    dpkg -l "$1" 2>/dev/null | grep -q "^ii"
+}
+
+# Update package lists
+print_status "Updating package lists..."
+apt-get update
+
+# Install missing packages
+print_status "Checking and installing required packages..."
+for pkg in $PACKAGES; do
+    if ! is_package_installed "$pkg"; then
+        print_status "Installing $pkg..."
+        apt-get install -y "$pkg"
+        if [ $? -ne 0 ]; then
+            print_error "Failed to install $pkg"
+            exit 1
+        fi
+    else
+        print_status "$pkg is already installed"
+    fi
+done
+
+# Verify all required tools are installed
+print_status "Verifying installation..."
+for tool in cmake make g++; do
+    if ! command -v "$tool" &> /dev/null; then
+        print_error "$tool is not installed properly"
+        exit 1
+    fi
+done
+
+
+
+# Install other required packages
+apt install -y musl-tools wget tar
+
+# Set install directory
+if [ -n "$SUDO_USER" ] && [ "$SUDO_USER" != "root" ]; then
+    USER_HOME=$(eval echo ~$SUDO_USER)
+else
+    USER_HOME="$HOME"
+fi
+INSTALL_DIR="$USER_HOME/.musl-cross"
+mkdir -p "$INSTALL_DIR"
+
+MUSL_CC_URL="https://musl.cc"
+TMPDIR=$(mktemp -d)
+trap 'rm -rf "$TMPDIR"' EXIT
+
+# x86_64
+if [ ! -d "$INSTALL_DIR/x86_64-linux-musl-cross" ]; then
+    echo "Downloading x86_64 musl cross toolchain..."
+    wget -nc -O "$TMPDIR/x86_64-linux-musl-cross.tgz" $MUSL_CC_URL/x86_64-linux-musl-cross.tgz
+    tar -C "$INSTALL_DIR" -xvf "$TMPDIR/x86_64-linux-musl-cross.tgz"
+fi
+
+# aarch64
+if [ ! -d "$INSTALL_DIR/aarch64-linux-musl-cross" ]; then
+    echo "Downloading aarch64 musl cross toolchain..."
+    wget -nc -O "$TMPDIR/aarch64-linux-musl-cross.tgz" $MUSL_CC_URL/aarch64-linux-musl-cross.tgz
+    tar -C "$INSTALL_DIR" -xvf "$TMPDIR/aarch64-linux-musl-cross.tgz"
+fi
+
+# Print instructions for adding to PATH
+# cat <<EOF
+
+# To use the musl cross compilers, add the following to your shell:
+# export PATH="$INSTALL_DIR/x86_64-linux-musl-cross/bin:$INSTALL_DIR/aarch64-linux-musl-cross/bin:$PATH"
+
+# Or run:
+#     export PATH="$INSTALL_DIR/x86_64-linux-musl-cross/bin:$INSTALL_DIR/aarch64-linux-musl-cross/bin:\$PATH"
+
+# EOF
+
+# Clean up
+rm -rf "$TMPDIR"
+
+# If run with sudo, add to invoking user's ~/.bashrc
+if [ -n "$SUDO_USER" ] && [ "$SUDO_USER" != "root" ]; then
+    BASHRC="$USER_HOME/.bashrc"
+    EXPORT_LINE="export PATH=\"$INSTALL_DIR/x86_64-linux-musl-cross/bin:$INSTALL_DIR/aarch64-linux-musl-cross/bin:\$PATH\""
+    if ! grep -Fxq "$EXPORT_LINE" "$BASHRC"; then
+        echo "" >> "$BASHRC"
+        echo "# Add musl cross compilers to PATH for bb64" >> "$BASHRC"
+        echo "$EXPORT_LINE" >> "$BASHRC"
+        echo "Added musl cross compilers to $BASHRC"
+    else
+        echo "musl cross compiler PATH already present in $BASHRC"
+    fi
+fi
+
+
+
+
+
+print_status "All dependencies installed successfully!"
+print_status "You can now run ./build.sh to build the project"