configure

#!/bin/sh

prefix=/usr/local
nginx_dir=
hiredis_dir=/usr/local
openssl_dir=/usr/local
debugsym=false

for arg in "$@"; do
    case "$arg" in
    --with-nginx-dir=*)
        nginx_dir=`echo $arg | sed 's/--with-nginx-dir=//'`
        ;;
    --with-hiredis-dir=*)
        hiredis_dir=`echo $arg | sed 's/--with-hiredis-dir=//'`
        ;;
    --with-openssl-dir=*)
        openssl_dir=`echo $arg | sed 's/--with-openssl-dir=//'`
        ;;
    --prefix=*)
        prefix=`echo $arg | sed 's/--prefix=//'`
        ;;

    --enable-debug)
        debugsym=true;;
    --disable-debug)
        debugsym=false;;

    --help)
        echo 'usage: ./configure [options]'
        echo 'options:'
        echo '  --prefix=<path>: installation prefix. Default: /usr/local'
        echo '  --with-nginx-dir=<path>: nginx source dir'
        echo '  --with-hiredis-dir=<path>: hiredis base dir for include files. Default: /usr/local'
        echo '  --with-openssl-dir=<path>: openssl base dir for include files. Default: /usr/local'
        echo '  --enable-debug: include debug symbols'
        echo '  --disable-debug: do not include debug symbols'
        echo 'all invalid options are silently ignored'
        exit 0
        ;;
    esac
done

if [ "$nginx_dir" = "" ]
then
    echo 'Is necessary to specify Nginx source dir'
    echo 'Execute "./configure --help" for usage instructions'
    exit 1
fi

echo 'generating makefile ...'
echo "PREFIX = $prefix" > Makefile
echo "NGINX_DIR = $nginx_dir" >> Makefile
echo "HIREDIS_DIR = $hiredis_dir" >> Makefile
echo "OPENSSL_DIR = $openssl_dir" >> Makefile
if $debugsym; then
    echo 'dbg = -g' >> Makefile
fi
echo "" >> Makefile
cat Makefile.in >> Makefile
echo 'configuration complete, type make to build.'