Build nmap on Debian/Ubuntu without zenmap, ncat (+ install dependencies)

build-nmap-debian.sh

#!/bin/bash
#
# How many times I've had to do this... this saves the trouble, especially of one-by-one
# recalling what the dependencies are by reading the output of ./configure ...
#
#  - AG
#
set -eu
declare -r BUILD_DIR=~/nmap-build
declare -r NMAP_VERSION="7.92"
declare -r NMAP_STRING="nmap-$NMAP_VERSION"
declare -r NMAP_TGZ="$NMAP_STRING.tgz"
echo "Building nmap $NMAP_VERSION ..."
echo "You can manually remove $BUILD_DIR if it exists and an error is thrown here..."
mkdir "$BUILD_DIR"
cd "$BUILD_DIR"
wget -c "https://nmap.org/dist/$NMAP_TGZ"
tar -xvf "$NMAP_TGZ"
pwd
sudo apt-get install -y \
  liblua5.3-dev \
  libbpfcc-dev \
  libpcap-dev \
  libcfg-dev \
  libssl-dev \
  libssh2-1-dev \
  libpcre3-dev \
  zlib1g-dev \
  build-essential
cd "$NMAP_STRING"
./configure \
  --prefix="/opt/$NMAP_STRING" \
  --disable-zenmap \
  --disable-nping \
  --disable-ndiff \
  --disable-ncat
make -j && \
  sudo make install && \
  sudo ln -sf "/opt/$NMAP_STRING" /opt/nmap
echo "Please see ~/nmap-build if you want to..."
echo "Add the following to your ~/.zshrc or ~/.bashrc ..."
echo 'export PATH=/opt/nmap/bin:$PATH'