view auto/modules @ 6272:b6a665bf858a

HTTP/2: fix indirect reprioritization. Previously, streams that were indirectly reprioritized (either because of a new exclusive dependency on their parent or because of removal of their parent from the dependency tree), didn't have their pointer to the parent node updated. This broke detection of circular dependencies and, as a result, nginx worker would crash due to stack overflow whenever such dependency was introduced. Found with afl-fuzz. Signed-off-by: Piotr Sikora <piotrsikora@google.com>
author Piotr Sikora <piotrsikora@google.com>
date Thu, 01 Oct 2015 20:25:55 -0700
parents 257b51c37c5a
children 29f35e60840b
line wrap: on
line source


# Copyright (C) Igor Sysoev
# Copyright (C) Nginx, Inc.


if [ $EVENT_SELECT = NO -a $EVENT_FOUND = NO ]; then
    EVENT_SELECT=YES
fi

if [ $EVENT_SELECT = YES ]; then
    have=NGX_HAVE_SELECT . auto/have
    CORE_SRCS="$CORE_SRCS $SELECT_SRCS"
    EVENT_MODULES="$EVENT_MODULES $SELECT_MODULE"
fi


if [ $EVENT_POLL = NO -a $EVENT_FOUND = NO ]; then
    EVENT_POLL=YES
fi

if [ $EVENT_POLL = YES ]; then
    have=NGX_HAVE_POLL . auto/have
    CORE_SRCS="$CORE_SRCS $POLL_SRCS"
    EVENT_MODULES="$EVENT_MODULES $POLL_MODULE"
fi


if [ $NGX_TEST_BUILD_DEVPOLL = YES ]; then
    have=NGX_HAVE_DEVPOLL . auto/have
    have=NGX_TEST_BUILD_DEVPOLL . auto/have
    EVENT_MODULES="$EVENT_MODULES $DEVPOLL_MODULE"
    CORE_SRCS="$CORE_SRCS $DEVPOLL_SRCS"
fi


if [ $NGX_TEST_BUILD_EVENTPORT = YES ]; then
    have=NGX_HAVE_EVENTPORT . auto/have
    have=NGX_TEST_BUILD_EVENTPORT . auto/have
    EVENT_MODULES="$EVENT_MODULES $EVENTPORT_MODULE"
    CORE_SRCS="$CORE_SRCS $EVENTPORT_SRCS"
fi

if [ $NGX_TEST_BUILD_EPOLL = YES ]; then
    have=NGX_HAVE_EPOLL . auto/have
    have=NGX_HAVE_EPOLLRDHUP . auto/have
    have=NGX_HAVE_EVENTFD . auto/have
    have=NGX_TEST_BUILD_EPOLL . auto/have
    EVENT_MODULES="$EVENT_MODULES $EPOLL_MODULE"
    CORE_SRCS="$CORE_SRCS $EPOLL_SRCS"
fi

if [ $NGX_TEST_BUILD_SOLARIS_SENDFILEV = YES ]; then
    have=NGX_TEST_BUILD_SOLARIS_SENDFILEV . auto/have
    CORE_SRCS="$CORE_SRCS $SOLARIS_SENDFILEV_SRCS"
fi


if [ $HTTP != YES ]; then
    have=NGX_CRYPT . auto/nohave
    CRYPT_LIB=
fi


if [ $HTTP_CACHE = YES ]; then
    USE_MD5=YES
    have=NGX_HTTP_CACHE . auto/have
    HTTP_SRCS="$HTTP_SRCS $HTTP_FILE_CACHE_SRCS"
fi


if [ $HTTP_SSI = YES ]; then
    HTTP_POSTPONE=YES
fi


if [ $HTTP_ADDITION = YES ]; then
    HTTP_POSTPONE=YES
fi


# the module order is important
#     ngx_http_static_module
#     ngx_http_gzip_static_module
#     ngx_http_dav_module
#     ngx_http_autoindex_module
#     ngx_http_index_module
#     ngx_http_random_index_module
#
#     ngx_http_access_module
#     ngx_http_realip_module
#
#
# the filter order is important
#     ngx_http_write_filter
#     ngx_http_header_filter
#     ngx_http_chunked_filter
#     ngx_http_v2_filter
#     ngx_http_range_header_filter
#     ngx_http_gzip_filter
#     ngx_http_postpone_filter
#     ngx_http_ssi_filter
#     ngx_http_charset_filter
#         ngx_http_xslt_filter
#         ngx_http_image_filter
#         ngx_http_sub_filter
#         ngx_http_addition_filter
#         ngx_http_gunzip_filter
#         ngx_http_userid_filter
#         ngx_http_headers_filter
#     ngx_http_copy_filter
#     ngx_http_range_body_filter
#     ngx_http_not_modified_filter

HTTP_FILTER_MODULES="$HTTP_WRITE_FILTER_MODULE \
                     $HTTP_HEADER_FILTER_MODULE \
                     $HTTP_CHUNKED_FILTER_MODULE"

if [ $HTTP_V2 = YES ]; then
    HTTP_FILTER_MODULES="$HTTP_FILTER_MODULES $HTTP_V2_FILTER_MODULE"
fi

HTTP_FILTER_MODULES="$HTTP_FILTER_MODULES $HTTP_RANGE_HEADER_FILTER_MODULE"

if [ $HTTP_GZIP = YES ]; then
    have=NGX_HTTP_GZIP . auto/have
    USE_ZLIB=YES
    HTTP_FILTER_MODULES="$HTTP_FILTER_MODULES $HTTP_GZIP_FILTER_MODULE"
    HTTP_SRCS="$HTTP_SRCS $HTTP_GZIP_SRCS"
fi

if [ $HTTP_POSTPONE = YES ]; then
    HTTP_FILTER_MODULES="$HTTP_FILTER_MODULES $HTTP_POSTPONE_FILTER_MODULE"
    HTTP_SRCS="$HTTP_SRCS $HTTP_POSTPONE_FILTER_SRCS"
fi

if [ $HTTP_SSI = YES ]; then
    have=NGX_HTTP_SSI . auto/have
    HTTP_FILTER_MODULES="$HTTP_FILTER_MODULES $HTTP_SSI_FILTER_MODULE"
    HTTP_DEPS="$HTTP_DEPS $HTTP_SSI_DEPS"
    HTTP_SRCS="$HTTP_SRCS $HTTP_SSI_SRCS"
fi

if [ $HTTP_CHARSET = YES ]; then
    HTTP_FILTER_MODULES="$HTTP_FILTER_MODULES $HTTP_CHARSET_FILTER_MODULE"
    HTTP_SRCS="$HTTP_SRCS $HTTP_CHARSET_SRCS"
fi

if [ $HTTP_XSLT = YES ]; then
    USE_LIBXSLT=YES
    HTTP_FILTER_MODULES="$HTTP_FILTER_MODULES $HTTP_XSLT_FILTER_MODULE"
    HTTP_SRCS="$HTTP_SRCS $HTTP_XSLT_SRCS"
fi

if [ $HTTP_IMAGE_FILTER = YES ]; then
    USE_LIBGD=YES
    HTTP_FILTER_MODULES="$HTTP_FILTER_MODULES $HTTP_IMAGE_FILTER_MODULE"
    HTTP_SRCS="$HTTP_SRCS $HTTP_IMAGE_SRCS"
fi

if [ $HTTP_SUB = YES ]; then
    HTTP_FILTER_MODULES="$HTTP_FILTER_MODULES $HTTP_SUB_FILTER_MODULE"
    HTTP_SRCS="$HTTP_SRCS $HTTP_SUB_SRCS"
fi

if [ $HTTP_ADDITION = YES ]; then
    HTTP_FILTER_MODULES="$HTTP_FILTER_MODULES $HTTP_ADDITION_FILTER_MODULE"
    HTTP_SRCS="$HTTP_SRCS $HTTP_ADDITION_SRCS"
fi

if [ $HTTP_GUNZIP = YES ]; then
    have=NGX_HTTP_GZIP . auto/have
    USE_ZLIB=YES
    HTTP_FILTER_MODULES="$HTTP_FILTER_MODULES $HTTP_GUNZIP_FILTER_MODULE"
    HTTP_SRCS="$HTTP_SRCS $HTTP_GUNZIP_SRCS"
fi

if [ $HTTP_USERID = YES ]; then
    HTTP_FILTER_MODULES="$HTTP_FILTER_MODULES $HTTP_USERID_FILTER_MODULE"
    HTTP_SRCS="$HTTP_SRCS $HTTP_USERID_SRCS"
fi


if [ $HTTP_V2 = YES ]; then
    have=NGX_HTTP_V2 . auto/have
    HTTP_MODULES="$HTTP_MODULES $HTTP_V2_MODULE"
    HTTP_INCS="$HTTP_INCS $HTTP_V2_INCS"
    HTTP_DEPS="$HTTP_DEPS $HTTP_V2_DEPS"
    HTTP_SRCS="$HTTP_SRCS $HTTP_V2_SRCS"
fi

HTTP_MODULES="$HTTP_MODULES $HTTP_STATIC_MODULE"

if [ $HTTP_GZIP_STATIC = YES ]; then
    have=NGX_HTTP_GZIP . auto/have
    HTTP_MODULES="$HTTP_MODULES $HTTP_GZIP_STATIC_MODULE"
    HTTP_SRCS="$HTTP_SRCS $HTTP_GZIP_STATIC_SRCS"
fi

if [ $HTTP_DAV = YES ]; then
    have=NGX_HTTP_DAV . auto/have
    HTTP_MODULES="$HTTP_MODULES $HTTP_DAV_MODULE"
    HTTP_SRCS="$HTTP_SRCS $HTTP_DAV_SRCS"
fi

if [ $HTTP_AUTOINDEX = YES ]; then
    HTTP_MODULES="$HTTP_MODULES $HTTP_AUTOINDEX_MODULE"
    HTTP_SRCS="$HTTP_SRCS $HTTP_AUTOINDEX_SRCS"
fi

HTTP_MODULES="$HTTP_MODULES $HTTP_INDEX_MODULE"

if [ $HTTP_RANDOM_INDEX = YES ]; then
    HTTP_MODULES="$HTTP_MODULES $HTTP_RANDOM_INDEX_MODULE"
    HTTP_SRCS="$HTTP_SRCS $HTTP_RANDOM_INDEX_SRCS"
fi

if [ $HTTP_AUTH_REQUEST = YES ]; then
    HTTP_MODULES="$HTTP_MODULES $HTTP_AUTH_REQUEST_MODULE"
    HTTP_SRCS="$HTTP_SRCS $HTTP_AUTH_REQUEST_SRCS"
fi

if [ $HTTP_AUTH_BASIC = YES ]; then
    USE_MD5=YES
    USE_SHA1=YES
    have=NGX_CRYPT . auto/have
    HTTP_MODULES="$HTTP_MODULES $HTTP_AUTH_BASIC_MODULE"
    HTTP_SRCS="$HTTP_SRCS $HTTP_AUTH_BASIC_SRCS"
    CORE_LIBS="$CORE_LIBS $CRYPT_LIB"
fi

if [ $HTTP_ACCESS = YES ]; then
    HTTP_MODULES="$HTTP_MODULES $HTTP_ACCESS_MODULE"
    HTTP_SRCS="$HTTP_SRCS $HTTP_ACCESS_SRCS"
fi

if [ $HTTP_LIMIT_CONN = YES ]; then
    HTTP_MODULES="$HTTP_MODULES $HTTP_LIMIT_CONN_MODULE"
    HTTP_SRCS="$HTTP_SRCS $HTTP_LIMIT_CONN_SRCS"
fi

if [ $HTTP_LIMIT_REQ = YES ]; then
    HTTP_MODULES="$HTTP_MODULES $HTTP_LIMIT_REQ_MODULE"
    HTTP_SRCS="$HTTP_SRCS $HTTP_LIMIT_REQ_SRCS"
fi

if [ $HTTP_REALIP = YES ]; then
    have=NGX_HTTP_REALIP . auto/have
    have=NGX_HTTP_X_FORWARDED_FOR . auto/have
    HTTP_MODULES="$HTTP_MODULES $HTTP_REALIP_MODULE"
    HTTP_SRCS="$HTTP_SRCS $HTTP_REALIP_SRCS"
fi

if [ $HTTP_STATUS = YES ]; then
    HTTP_MODULES="$HTTP_MODULES $HTTP_STATUS_MODULE"
    HTTP_SRCS="$HTTP_SRCS $HTTP_STATUS_SRCS"
fi

if [ $HTTP_GEO = YES ]; then
    have=NGX_HTTP_X_FORWARDED_FOR . auto/have
    HTTP_MODULES="$HTTP_MODULES $HTTP_GEO_MODULE"
    HTTP_SRCS="$HTTP_SRCS $HTTP_GEO_SRCS"
fi

if [ $HTTP_GEOIP = YES ]; then
    have=NGX_HTTP_X_FORWARDED_FOR . auto/have
    HTTP_MODULES="$HTTP_MODULES $HTTP_GEOIP_MODULE"
    HTTP_SRCS="$HTTP_SRCS $HTTP_GEOIP_SRCS"
fi

if [ $HTTP_MAP = YES ]; then
    HTTP_MODULES="$HTTP_MODULES $HTTP_MAP_MODULE"
    HTTP_SRCS="$HTTP_SRCS $HTTP_MAP_SRCS"
fi

if [ $HTTP_SPLIT_CLIENTS = YES ]; then
    HTTP_MODULES="$HTTP_MODULES $HTTP_SPLIT_CLIENTS_MODULE"
    HTTP_SRCS="$HTTP_SRCS $HTTP_SPLIT_CLIENTS_SRCS"
fi

if [ $HTTP_REFERER = YES ]; then
    HTTP_MODULES="$HTTP_MODULES $HTTP_REFERER_MODULE"
    HTTP_SRCS="$HTTP_SRCS $HTTP_REFERER_SRCS"
fi

if [ $HTTP_REWRITE = YES -a $USE_PCRE != DISABLED ]; then
    USE_PCRE=YES
    HTTP_MODULES="$HTTP_MODULES $HTTP_REWRITE_MODULE"
    HTTP_SRCS="$HTTP_SRCS $HTTP_REWRITE_SRCS"
fi

if [ $HTTP_SSL = YES ]; then
    USE_OPENSSL=YES
    have=NGX_HTTP_SSL . auto/have
    HTTP_MODULES="$HTTP_MODULES $HTTP_SSL_MODULE"
    HTTP_DEPS="$HTTP_DEPS $HTTP_SSL_DEPS"
    HTTP_SRCS="$HTTP_SRCS $HTTP_SSL_SRCS"
fi

if [ $HTTP_PROXY = YES ]; then
    have=NGX_HTTP_X_FORWARDED_FOR . auto/have
    #USE_MD5=YES
    HTTP_MODULES="$HTTP_MODULES $HTTP_PROXY_MODULE"
    HTTP_DEPS="$HTTP_DEPS $HTTP_PROXY_DEPS"
    HTTP_SRCS="$HTTP_SRCS $HTTP_PROXY_SRCS"
fi

if [ $HTTP_FASTCGI = YES ]; then
    HTTP_MODULES="$HTTP_MODULES $HTTP_FASTCGI_MODULE"
    HTTP_SRCS="$HTTP_SRCS $HTTP_FASTCGI_SRCS"
fi

if [ $HTTP_UWSGI = YES ]; then
    HTTP_MODULES="$HTTP_MODULES $HTTP_UWSGI_MODULE"
    HTTP_SRCS="$HTTP_SRCS $HTTP_UWSGI_SRCS"
fi

if [ $HTTP_SCGI = YES ]; then
    HTTP_MODULES="$HTTP_MODULES $HTTP_SCGI_MODULE"
    HTTP_SRCS="$HTTP_SRCS $HTTP_SCGI_SRCS"
fi

if [ $HTTP_PERL = YES ]; then
    USE_PERL=YES
    HTTP_MODULES="$HTTP_MODULES $HTTP_PERL_MODULE"
    HTTP_INCS="$HTTP_INCS $HTTP_PERL_INCS"
    HTTP_DEPS="$HTTP_DEPS $HTTP_PERL_DEPS"
    HTTP_SRCS="$HTTP_SRCS $HTTP_PERL_SRCS"
fi

if [ $HTTP_MEMCACHED = YES ]; then
    HTTP_MODULES="$HTTP_MODULES $HTTP_MEMCACHED_MODULE"
    HTTP_SRCS="$HTTP_SRCS $HTTP_MEMCACHED_SRCS"
fi

if [ $HTTP_EMPTY_GIF = YES ]; then
    HTTP_MODULES="$HTTP_MODULES $HTTP_EMPTY_GIF_MODULE"
    HTTP_SRCS="$HTTP_SRCS $HTTP_EMPTY_GIF_SRCS"
fi

if [ $HTTP_BROWSER = YES ]; then
    HTTP_MODULES="$HTTP_MODULES $HTTP_BROWSER_MODULE"
    HTTP_SRCS="$HTTP_SRCS $HTTP_BROWSER_SRCS"
fi

if [ $HTTP_SECURE_LINK = YES ]; then
    USE_MD5=YES
    HTTP_MODULES="$HTTP_MODULES $HTTP_SECURE_LINK_MODULE"
    HTTP_SRCS="$HTTP_SRCS $HTTP_SECURE_LINK_SRCS"
fi

if [ $HTTP_DEGRADATION = YES ]; then
    have=NGX_HTTP_DEGRADATION . auto/have
    HTTP_MODULES="$HTTP_MODULES $HTTP_DEGRADATION_MODULE"
    HTTP_SRCS="$HTTP_SRCS $HTTP_DEGRADATION_SRCS"
fi

if [ $HTTP_FLV = YES ]; then
    HTTP_MODULES="$HTTP_MODULES $HTTP_FLV_MODULE"
    HTTP_SRCS="$HTTP_SRCS $HTTP_FLV_SRCS"
fi

if [ $HTTP_MP4 = YES ]; then
    HTTP_MODULES="$HTTP_MODULES $HTTP_MP4_MODULE"
    HTTP_SRCS="$HTTP_SRCS $HTTP_MP4_SRCS"
fi

if [ $HTTP_UPSTREAM_HASH = YES ]; then
    HTTP_MODULES="$HTTP_MODULES $HTTP_UPSTREAM_HASH_MODULE"
    HTTP_SRCS="$HTTP_SRCS $HTTP_UPSTREAM_HASH_SRCS"
fi

if [ $HTTP_UPSTREAM_IP_HASH = YES ]; then
    HTTP_MODULES="$HTTP_MODULES $HTTP_UPSTREAM_IP_HASH_MODULE"
    HTTP_SRCS="$HTTP_SRCS $HTTP_UPSTREAM_IP_HASH_SRCS"
fi

if [ $HTTP_UPSTREAM_LEAST_CONN = YES ]; then
    HTTP_MODULES="$HTTP_MODULES $HTTP_UPSTREAM_LEAST_CONN_MODULE"
    HTTP_SRCS="$HTTP_SRCS $HTTP_UPSTREAM_LEAST_CONN_SRCS"
fi

if [ $HTTP_UPSTREAM_KEEPALIVE = YES ]; then
    HTTP_MODULES="$HTTP_MODULES $HTTP_UPSTREAM_KEEPALIVE_MODULE"
    HTTP_SRCS="$HTTP_SRCS $HTTP_UPSTREAM_KEEPALIVE_SRCS"
fi

if [ $HTTP_UPSTREAM_ZONE = YES ]; then
    have=NGX_HTTP_UPSTREAM_ZONE . auto/have
    HTTP_MODULES="$HTTP_MODULES $HTTP_UPSTREAM_ZONE_MODULE"
    HTTP_SRCS="$HTTP_SRCS $HTTP_UPSTREAM_ZONE_SRCS"
fi

if [ $HTTP_STUB_STATUS = YES ]; then
    have=NGX_STAT_STUB . auto/have
    HTTP_MODULES="$HTTP_MODULES ngx_http_stub_status_module"
    HTTP_SRCS="$HTTP_SRCS src/http/modules/ngx_http_stub_status_module.c"
fi

#if [ -r $NGX_OBJS/auto ]; then
#    . $NGX_OBJS/auto
#fi


if test -n "$NGX_ADDONS"; then

    echo configuring additional modules

    for ngx_addon_dir in $NGX_ADDONS
    do
        echo "adding module in $ngx_addon_dir"

        if test -f $ngx_addon_dir/config; then
            . $ngx_addon_dir/config

            echo " + $ngx_addon_name was configured"

        else
            echo "$0: error: no $ngx_addon_dir/config was found"
            exit 1
        fi
    done
fi


if [ $MAIL_SSL = YES ]; then
    have=NGX_MAIL_SSL . auto/have
    USE_OPENSSL=YES
fi


if [ $STREAM_SSL = YES ]; then
    have=NGX_STREAM_SSL . auto/have
    USE_OPENSSL=YES
fi


modules="$CORE_MODULES $EVENT_MODULES"


# thread pool module should be initialized after events
if [ $USE_THREADS = YES ]; then
    modules="$modules $THREAD_POOL_MODULE"
fi


if [ $USE_OPENSSL = YES ]; then
    modules="$modules $OPENSSL_MODULE"
    CORE_DEPS="$CORE_DEPS $OPENSSL_DEPS"
    CORE_SRCS="$CORE_SRCS $OPENSSL_SRCS"
fi

if [ $USE_PCRE = YES ]; then
    modules="$modules $REGEX_MODULE"
    CORE_DEPS="$CORE_DEPS $REGEX_DEPS"
    CORE_SRCS="$CORE_SRCS $REGEX_SRCS"
fi

if [ $HTTP = YES ]; then
    modules="$modules $HTTP_MODULES $HTTP_FILTER_MODULES \
             $HTTP_HEADERS_FILTER_MODULE \
             $HTTP_AUX_FILTER_MODULES \
             $HTTP_COPY_FILTER_MODULE \
             $HTTP_RANGE_BODY_FILTER_MODULE \
             $HTTP_NOT_MODIFIED_FILTER_MODULE"

    NGX_ADDON_DEPS="$NGX_ADDON_DEPS \$(HTTP_DEPS)"
fi


if [ $MAIL = YES ]; then
    modules="$modules $MAIL_MODULES"

    if [ $MAIL_SSL = YES ]; then
        modules="$modules $MAIL_SSL_MODULE"
        MAIL_DEPS="$MAIL_DEPS $MAIL_SSL_DEPS"
        MAIL_SRCS="$MAIL_SRCS $MAIL_SSL_SRCS"
    fi

    if [ $MAIL_POP3 = YES ]; then
        modules="$modules $MAIL_POP3_MODULE"
        MAIL_DEPS="$MAIL_DEPS $MAIL_POP3_DEPS"
        MAIL_SRCS="$MAIL_SRCS $MAIL_POP3_SRCS"
    fi

    if [ $MAIL_IMAP = YES ]; then
        modules="$modules $MAIL_IMAP_MODULE"
        MAIL_DEPS="$MAIL_DEPS $MAIL_IMAP_DEPS"
        MAIL_SRCS="$MAIL_SRCS $MAIL_IMAP_SRCS"
    fi

    if [ $MAIL_SMTP = YES ]; then
        modules="$modules $MAIL_SMTP_MODULE"
        MAIL_DEPS="$MAIL_DEPS $MAIL_SMTP_DEPS"
        MAIL_SRCS="$MAIL_SRCS $MAIL_SMTP_SRCS"
    fi

    modules="$modules $MAIL_AUTH_HTTP_MODULE"
    MAIL_SRCS="$MAIL_SRCS $MAIL_AUTH_HTTP_SRCS"

    modules="$modules $MAIL_PROXY_MODULE"
    MAIL_SRCS="$MAIL_SRCS $MAIL_PROXY_SRCS"

    NGX_ADDON_DEPS="$NGX_ADDON_DEPS \$(MAIL_DEPS)"
fi


if [ $STREAM = YES ]; then
    have=NGX_STREAM . auto/have
    modules="$modules $STREAM_MODULES"

    if [ $STREAM_SSL = YES ]; then
        modules="$modules $STREAM_SSL_MODULE"
        STREAM_DEPS="$STREAM_DEPS $STREAM_SSL_DEPS"
        STREAM_SRCS="$STREAM_SRCS $STREAM_SSL_SRCS"
    fi

    if [ $STREAM_LIMIT_CONN = YES ]; then
        modules="$modules $STREAM_LIMIT_CONN_MODULE"
        STREAM_SRCS="$STREAM_SRCS $STREAM_LIMIT_CONN_SRCS"
    fi

    if [ $STREAM_ACCESS = YES ]; then
        modules="$modules $STREAM_ACCESS_MODULE"
        STREAM_SRCS="$STREAM_SRCS $STREAM_ACCESS_SRCS"
    fi

    if [ $STREAM_UPSTREAM_HASH = YES ]; then
        modules="$modules $STREAM_UPSTREAM_HASH_MODULE"
        STREAM_SRCS="$STREAM_SRCS $STREAM_UPSTREAM_HASH_SRCS"
    fi

    if [ $STREAM_UPSTREAM_LEAST_CONN = YES ]; then
        modules="$modules $STREAM_UPSTREAM_LEAST_CONN_MODULE"
        STREAM_SRCS="$STREAM_SRCS $STREAM_UPSTREAM_LEAST_CONN_SRCS"
    fi

    if [ $STREAM_UPSTREAM_ZONE = YES ]; then
        have=NGX_STREAM_UPSTREAM_ZONE . auto/have
        modules="$modules $STREAM_UPSTREAM_ZONE_MODULE"
        STREAM_SRCS="$STREAM_SRCS $STREAM_UPSTREAM_ZONE_SRCS"
    fi

    NGX_ADDON_DEPS="$NGX_ADDON_DEPS \$(STREAM_DEPS)"
fi


if [ $NGX_GOOGLE_PERFTOOLS = YES ]; then
    modules="$modules $NGX_GOOGLE_PERFTOOLS_MODULE"
    NGX_MISC_SRCS="$NGX_MISC_SRCS $NGX_GOOGLE_PERFTOOLS_SRCS"
fi


if [ $NGX_CPP_TEST = YES ]; then
    NGX_MISC_SRCS="$NGX_MISC_SRCS $NGX_CPP_TEST_SRCS"
    CORE_LIBS="$CORE_LIBS -lstdc++"
fi


cat << END                                    > $NGX_MODULES_C

#include <ngx_config.h>
#include <ngx_core.h>

$NGX_PRAGMA

END

for mod in $modules
do
    echo "extern ngx_module_t  $mod;"         >> $NGX_MODULES_C
done

echo                                          >> $NGX_MODULES_C
echo 'ngx_module_t *ngx_modules[] = {'        >> $NGX_MODULES_C

for mod in $modules
do
    echo "    &$mod,"                         >> $NGX_MODULES_C
done

cat << END                                    >> $NGX_MODULES_C
    NULL
};

END