Build libwesocket library statically for Ubuntu 18.04

Ubuntu.sh

#!/bin/bash

apt install wget
apt install gcc
apt install make
apt install cmake

WORKDIR=$(pwd .)
export WORKDIR

wget https://github.com/openssl/openssl/archive/OpenSSL_1_1_1d.tar.gz
tar -xzf OpenSSL_1_1_1d.tar.gz
cd openssl-OpenSSL_1_1_1d || exit
./config no-shared
make

cd "$WORKDIR" || exit
wget https://github.com/libuv/libuv/archive/v1.34.1.tar.gz
tar -xzf v1.34.1.tar.gz
cd libuv-1.34.1 || exit
mkdir -p out/cmake/
cd out/cmake/ || exit
cmake ../.. -DBUILD_TESTING=ON -DCMAKE_C_FLAGS="-fpic"
cmake --build .

cd "$WORKDIR" || exit
wget https://github.com/madler/zlib/archive/v1.2.11.tar.gz
tar -xzf v1.2.11.tar.gz
cd zlib-1.2.11 || exit
./configure
cmake -DCMAKE_C_FLAGS="-fpic"
make

cd "$WORKDIR" || exit
wget https://github.com/warmcat/libwebsockets/archive/v3.2.2.tar.gz
tar -xzf v3.2.2.tar.gz
cd libwebsockets-3.2.2 || exit
rm -rf ./minimal-examples/http-server/minimal-http-server-eventlib-foreign/
mkdir build
cd build || exit
cmake .. -DLWS_OPENSSL_INCLUDE_DIRS="$WORKDIR"/openssl-OpenSSL_1_1_1d/include -DLWS_OPENSSL_LIBRARIES="$WORKDIR/openssl-OpenSSL_1_1_1d/libssl.a;$WORKDIR/openssl-OpenSSL_1_1_1d/libcrypto.a" -DLWS_WITH_MINIMAL_EXAMPLES=1 -DLWS_WITH_LWSWS=1 -DLWS_WITH_HTTP2=0 -DLWS_WITH_CGI=1 -DLWS_WITHOUT_EXTENSIONS=0 -DLIBUV_INCLUDE_DIRS="$WORKDIR"/libuv-1.34.1/include -DLIBUV_LIBRARIES="$WORKDIR"/libuv-1.34.1/out/cmake/libuv_a.a -DZLIB_LIBRARY="$WORKDIR"/zlib-1.2.11/libz.a -DZLIB_INCLUDE_DIR="$WORKDIR"/zlib-1.2.11 -DCMAKE_C_FLAGS="-fpic"
make

# Now one can run libwebsocket echo server and save it for later use: located here "$WORKDIR"/libwebsockets-3.2.2/build/bin/lws-minimal-ws-server-echo