# Copyright (C) Igor Sysoev


help=no

NGX_PREFIX=
NGX_SBIN_PATH=
NGX_CONF_PATH=
NGX_ERROR_LOG_PATH=
NGX_PID_PATH=
NGX_USER=
NGX_GROUP=

CC=${CC:-gcc}
CPP=
NGX_OBJS=objs

NGX_DEBUG=NO
NGX_CC_OPT=
NGX_LD_OPT=
CPU=NO

NGX_TEST_BUILD_DEVPOLL=NO
NGX_TEST_BUILD_EPOLL=NO
NGX_TEST_BUILD_RTSIG=NO
NGX_TEST_BUILD_SOLARIS_SENDFILEV=NO

NGX_PLATFORM=
NGX_WINE=

EVENT_FOUND=NO

EVENT_RTSIG=NO
EVENT_SELECT=NO
EVENT_POLL=NO
EVENT_AIO=NO

USE_THREADS=NO

HTTP=YES

NGX_HTTP_LOG_PATH=
NGX_HTTP_CLIENT_TEMP_PATH=
NGX_HTTP_PROXY_TEMP_PATH=
NGX_HTTP_FASTCGI_TEMP_PATH=

HTTP_CHARSET=YES
HTTP_GZIP=YES
HTTP_SSL=NO
HTTP_SSI=NO
HTTP_ACCESS=YES
HTTP_USERID=YES
HTTP_AUTOINDEX=YES
HTTP_STATUS=NO
HTTP_GEO=YES
HTTP_REWRITE=YES
HTTP_PROXY=YES
HTTP_FASTCGI=YES

IMAP=NO

NGX_MODULES=

USE_PCRE=NO
PCRE=NONE
PCRE_OPT=

USE_OPENSSL=NO
OPENSSL=NONE

USE_MD5=NO
MD5=NONE
MD5_OPT=
MD5_ASM=NO

USE_ZLIB=NO
ZLIB=NONE
ZLIB_OPT=
ZLIB_ASM=NO


for option
do
    case "$option" in
        -*=*) value=`echo "$option" | sed -e 's/[-_a-zA-Z0-9]*=//'` ;;
           *) value="" ;;
    esac

    case "$option" in
        --help)                          help=yes                   ;;

        --prefix=*)                      NGX_PREFIX="$value"        ;;
        --sbin-path=*)                   NGX_SBIN_PATH="$value"     ;;
        --conf-path=*)                   NGX_CONF_PATH="$value"     ;;
        --error-log-path=*)              NGX_ERROR_LOG_PATH="$value";;
        --pid-path=*)                    NGX_PID_PATH="$value"      ;;
        --user=*)                        NGX_USER="$value"          ;;
        --group=*)                       NGX_GROUP="$value"         ;;

        --crossbuild=*)                  NGX_PLATFORM="$value"      ;;

        --builddir=*)                    NGX_OBJS="$value"          ;;

        --with-rtsig_module)             EVENT_RTSIG=YES            ;;
        --with-select_module)            EVENT_SELECT=YES           ;;
        --without-select_module)         EVENT_SELECT=NONE          ;;
        --with-poll_module)              EVENT_POLL=YES             ;;
        --without-poll_module)           EVENT_POLL=NONE            ;;
        --with-aio_module)               EVENT_AIO=YES              ;;

        --with-threads=*)                USE_THREADS="$value"       ;;
        --with-threads)                  USE_THREADS="pthreads"     ;;

        --without-http)                  HTTP=NO                    ;;
        --http-log-path=*)               NGX_HTTP_LOG_PATH="$value" ;;
        --http-client-body-temp-path=*)  NGX_HTTP_CLIENT_TEMP_PATH="$value" ;;
        --http-proxy-temp-path=*)        NGX_HTTP_PROXY_TEMP_PATH="$value" ;;
        --http-fastcgi-temp-path=*)      NGX_HTTP_FASTCGI_TEMP_PATH="$value" ;;

        --with-http_ssl_module)          HTTP_SSL=YES               ;;
        --without-http_charset_module)   HTTP_CHARSET=NO            ;;
        --without-http_gzip_module)      HTTP_GZIP=NO               ;;
        --without-http_ssi_module)       HTTP_SSI=NO                ;;
        --without-http_userid_module)    HTTP_USERID=NO             ;;
        --without-http_access_module)    HTTP_ACCESS=NO             ;;
        --without-http_autoindex_module) HTTP_AUTOINDEX=NO          ;;
        --without-http_status_module)    HTTP_STATUS=NO             ;;
        --without-http_geo_module)       HTTP_GEO=NO                ;;
        --without-http_rewrite_module)   HTTP_REWRITE=NO            ;;
        --without-http_proxy_module)     HTTP_PROXY=NO              ;;
        --without-http_fastcgi_module)   HTTP_FASTCGI=NO            ;;

        --with-imap)                     IMAP=YES                   ;;

        --with-module=*)                 NGX_MODULES="$NGX_MODULES $values" ;;

        --with-cc=*)                     CC="$value"                ;;
        --with-cpp=*)                    CPP="$value"               ;;
        --with-cc-opt=*)                 NGX_CC_OPT="$value"        ;;
        --with-ld-opt=*)                 NGX_LD_OPT="$value"        ;;
        --with-cpu-opt=*)                CPU="$value"               ;;
        --with-debug)                    NGX_DEBUG=YES              ;;

        --without-pcre)                  USE_PCRE=DISABLED          ;;
        --with-pcre=*)                   PCRE="$value"              ;;
        --with-pcre-opt=*)               PCRE_OPT="$value"          ;;

        --with-openssl=*)                OPENSSL="$value"           ;;

        --with-md5=*)                    MD5="$value"               ;;
        --with-md5-opt=*)                MD5_OPT="$value"           ;;
        --with-md5-asm)                  MD5_ASM=YES                ;;

        --with-zlib=*)                   ZLIB="$value"              ;;
        --with-zlib-opt=*)               ZLIB_OPT="$value"          ;;
        --with-zlib-asm=*)               ZLIB_ASM="$value"          ;;

        --test-build-devpoll)            NGX_TEST_BUILD_DEVPOLL=YES ;;
        --test-build-epoll)              NGX_TEST_BUILD_EPOLL=YES   ;;
        --test-build-rtsig)              NGX_TEST_BUILD_RTSIG=YES   ;;
        --test-build-solaris-sendfilev)  NGX_TEST_BUILD_SOLARIS_SENDFILEV=YES ;;

        *)
            echo "$0: error: invalid option \"$option\""
            exit 1
        ;;
    esac
done


if [ $help = yes ]; then

cat << END

  --help                             this message

  --prefix=PATH                      set the installation prefix
  --sbin-path=PATH                   set path to the nginx binary file
  --conf-path=PATH                   set path to the nginx.conf file
  --error-log-path=PATH              set path to the error log
  --pid-path=PATH                    set path to nginx.pid file

  --user=USER                        set non-privilege user
                                     for the worker processes
  --group=GROUP                      set non-privilege group
                                     for the worker processes

  --builddir=DIR                     set the build directory

  --with-rtsig_module                enable rtsig module
  --with-select_module               enable select module
  --without-select_module            disable select module
  --with-poll_module                 enable poll module
  --without-poll_module              disable poll module

  --with-http_ssl_module             enable ngx_http_ssl_module
  --without-http_charset_module      disable ngx_http_charset_module
  --without-http_gzip_module         disable ngx_http_gzip_module
  --without-http_userid_module       disable ngx_http_userid_module
  --without-http_access_module       disable ngx_http_access_module
  --without-http_autoindex_module    disable ngx_http_autoindex_module
  --without-http_geo_module          disable ngx_http_geo_module
  --without-http_rewrite_module      disable ngx_http_rewrite_module
  --without-http_proxy_module        disable ngx_http_proxy_module
  --without-http_fastcgi_module      disable ngx_http_fastcgi_module

  --http-log-path=PATH               set path to the http access log
  --http-client-body-temp-path=PATH  set path to the http client request body
                                     temporary files path
  --http-proxy-temp-path=PATH        set path to the http proxy temporary
                                     files path
  --http-fastcgi-temp-path=PATH      set path to the http fastcgi temporary
                                     files path

  --with-cc=PATH                     set path to C compiler
  --with-cpp=PATH                    set path to C preprocessor
  --with-cc-opt=OPTIONS              set additional options for C compiler
  --with-ld-opt=OPTIONS              set additional options for linker
  --with-cpu-opt=CPU                 build for specified CPU, the valid values:
                                     pentium, pentiumpro, pentium4, sparc64

  --without-pcre                     disable PCRE libarary usage
  --with-pcre=DIR                    set path to PCRE library sources
  --with-pcre-opt=OPTIONS            set additional options for PCRE building

  --with-md5=DIR                     set path to md5 library sources
  --with-md5-opt=OPTIONS             set additional options for md5 building
  --with-md5-asm                     use md5 assembler sources

  --with-zlib=DIR                    set path to zlib library sources
  --with-zlib-opt=OPTIONS            set additional options for zlib building
  --with-zlib-asm=CPU                use zlib assembler sources optimized
                                     for specified CPU, the valid values:
                                     pentium, pentiumpro

  --with-openssl=DIR                 set path to OpenSSL library sources

  --with-debug                       enable the debugging logging

END

    exit 1
fi


if [ $HTTP = NO ]; then
    HTTP_CHARSET=NO
    HTTP_GZIP=NO
    HTTP_SSI=NO
    HTTP_USERID=NO
    HTTP_ACCESS=NO
    HTTP_STATUS=NO
    HTTP_REWRITE=NO
    HTTP_PROXY=NO
    HTTP_FASTCGI=NO
fi


if [ ".$NGX_PLATFORM" = ".win32" ]; then
    NGX_WINE=$WINE
fi


NGX_PREFIX=${NGX_PREFIX:-/usr/local/nginx}


case ".$NGX_SBIN_PATH" in
    ./*)
    ;;

    .)
        NGX_SBIN_PATH=$NGX_PREFIX/sbin/nginx
    ;;

    *)
        NGX_SBIN_PATH=$NGX_PREFIX/$NGX_SBIN_PATH
    ;;
esac


case ".$NGX_CONF_PATH" in
    ./*)
    ;;

    .)
        NGX_CONF_PATH=$NGX_PREFIX/conf/nginx.conf
    ;;

    *)
        NGX_CONF_PATH=$NGX_PREFIX/$NGX_CONF_PATH
    ;;
esac


case ".$NGX_PID_PATH" in
    ./*)
    ;;

    .)
        NGX_PID_PATH=$NGX_PREFIX/logs/nginx.pid
    ;;

    *)
        NGX_PID_PATH=$NGX_PREFIX/$NGX_PID_PATH
    ;;
esac


case ".$NGX_ERROR_LOG_PATH" in
    ./*)
    ;;

    .)
        NGX_ERROR_LOG_PATH=$NGX_PREFIX/logs/error.log
    ;;

    .stderr)
        NGX_ERROR_LOG_PATH=
    ;;

    *)
        NGX_ERROR_LOG_PATH=$NGX_PREFIX/$NGX_ERROR_LOG_PATH
    ;;
esac


case ".$NGX_HTTP_LOG_PATH" in
    ./*)
    ;;

    .)
        NGX_HTTP_LOG_PATH=$NGX_PREFIX/logs/access.log
    ;;

    *)
        NGX_HTTP_LOG_PATH=$NGX_PREFIX/$NGX_HTTP_LOG_PATH
    ;;
esac


case ".$NGX_HTTP_CLIENT_TEMP_PATH" in
    ./*)
    ;;

    .)
        NGX_HTTP_CLIENT_TEMP_PATH=$NGX_PREFIX/client_body_temp
    ;;

    *)
        NGX_HTTP_CLIENT_TEMP_PATH=$NGX_PREFIX/$NGX_HTTP_CLIENT_TEMP_PATH
    ;;
esac


case ".$NGX_HTTP_PROXY_TEMP_PATH" in
    ./*)
    ;;

    .)
        NGX_HTTP_PROXY_TEMP_PATH=$NGX_PREFIX/proxy_temp
    ;;

    *)
        NGX_HTTP_PROXY_TEMP_PATH=$NGX_PREFIX/$NGX_HTTP_PROXY_TEMP_PATH
    ;;
esac


case ".$NGX_HTTP_FASTCGI_TEMP_PATH" in
    ./*)
    ;;

    .)
        NGX_HTTP_FASTCGI_TEMP_PATH=$NGX_PREFIX/fastcgi_temp
    ;;

    *)
        NGX_HTTP_FASTCGI_TEMP_PATH=$NGX_PREFIX/$NGX_HTTP_FASTCGI_TEMP_PATH
    ;;
esac