install.sh

#!/usr/bin/env bash
set -e

if [[ $(id -u) -eq 0 ]]; then
    echo "Do not run this script as root. It will ask for sudo when needed."
    exit 1
fi

# Check if this is Debian, Ubuntu, or some other distribution that uses APT.
if apt -h >/dev/null 2>&1; then
    echo "APT-based distribution detected"
    DIST_STYLE="debian"

# Check if this is Arch Linux.
elif stat /etc/arch-release >/dev/null 2>&1; then
    echo "Pacman-based distribution detected"
    DIST_STYLE="arch"

# No other distribution styles are supported at this time.
else
    echo "This script requires a Debian-based system with APT, or alternately,"
    echo "Arch Linux. No other distributions are supported yet."
    exit 1
fi

PARENT_DIR="$(cd "$(dirname "$0")/.." && pwd)"

echo "=== MODEM73 Installer ==="
echo "Install directory: $PARENT_DIR"
echo ""

# Depending on the distribution style, the naming convention and sources for
# the dependent packages will be different.
if [[ $DIST_STYLE == "debian" ]]; then
    PACKAGES="git build-essential libncurses-dev g++"
elif [[ $DIST_STYLE == "arch" ]]; then
    PACKAGES="git base-devel ncurses"
fi

read -rp "Install hamlib for rigctl PTT support? [y/N] " HAMLIB
if [[ "$HAMLIB" =~ ^[Yy]$ ]]; then
    if [[ $DIST_STYLE == "debian" ]]; then
        PACKAGES="$PACKAGES libhamlib-dev libhamlib-utils"
    elif [[ $DIST_STYLE == "arch" ]]; then
        PACKAGES="$PACKAGES hamlib"
    fi
fi

read -rp "Install libhidapi-dev for CM108 USB PTT support? [y/N] " CM108
if [[ "$CM108" =~ ^[Yy]$ ]]; then
    if [[ $DIST_STYLE == "debian" ]]; then
        PACKAGES="$PACKAGES libhidapi-dev"
    elif [[ $DIST_STYLE == "arch" ]]; then
        PACKAGES="$PACKAGES hidapi"
    fi
fi

echo ""
echo "Installing packages: $PACKAGES"

if [[ $DIST_STYLE == "debian" ]]; then
    sudo apt update
    sudo apt install -y $PACKAGES
elif [[ $DIST_STYLE == "arch" ]]; then
    sudo pacman -Sy
    sudo pacman -S $PACKAGES
fi

cd "$PARENT_DIR"

if [ ! -d "modem73" ]; then
    git clone "https://github.com/RFnexus/modem73.git"
fi

cd modem73
make clean 2>/dev/null || true
make -j"$(nproc)"

echo ""
echo "Build complete."
echo ""
read -rp "Install modem73 to /usr/local/bin? [y/N] " INSTALL
if [[ "$INSTALL" =~ ^[Yy]$ ]]; then
    # Some Arch Linux systems, and even some Debian-like ones that have been
    # modified, may not have /usr/local/bin as a valid directory. If that is
    # the case, create it.
    sudo mkdir -p /usr/local/bin
    sudo make install
    echo ""
    echo "Run: modem73 to launch"
else
    echo ""
    echo "Run: cd $(pwd) && ./modem73 to launch"
fi