nginx build script for my ubuntu server

nginx-build.sh

#!/bin/sh -ex

cd $(dirname $0)
if [ -f Makefile ]; then
    make clean
fi
./configure \
    --with-cc-opt="-O2 -fstack-protector --param=ssp-buffer-size=4 -Wformat -Werror=format-security -D_FORTIFY_SOURCE=2" \
    --with-ld-opt="-Wl,-Bsymbolic-functions -Wl,-z,relro" \
    --prefix=/usr/local \
    --conf-path=/etc/nginx/nginx.conf \
    --http-log-path=/var/log/nginx/access.log \
    --error-log-path=/var/log/nginx/error.log \
    --lock-path=/var/lock/nginx.lock \
    --pid-path=/run/nginx.pid \
    --http-client-body-temp-path=/var/lib/nginx/body \
    --http-fastcgi-temp-path=/var/lib/nginx/fastcgi \
    --http-proxy-temp-path=/var/lib/nginx/proxy \
    --http-scgi-temp-path=/var/lib/nginx/scgi \
    --http-uwsgi-temp-path=/var/lib/nginx/uwsgi \
    --with-http_ssl_module \
    --with-http_stub_status_module \
    --with-http_gzip_static_module \
    --with-http_spdy_module \
    --build=$USER
make -j4