view auto/modules @ 3293:8abb88374c6c

Fix a bug introduced in r2032: After a child process has read a terminate message from a channel, the process tries to read the channel again. The kernel (at least FreeBSD) may preempt the process and sends a SIGIO signal to a master process. The master process sends a new terminate message, the kernel switches again to the the child process, and the child process reads the messages instead of an EAGAIN error. And this may repeat over and over. Being that the child process can not exit the cycle and test the termination flag set by the message handler. The fix disallow the master process to send a new terminate message on SIGIO signal reception. It may send the message only on SIGALARM signal.
author Igor Sysoev <igor@sysoev.ru>
date Wed, 04 Nov 2009 19:41:08 +0000
parents 6060225e9261
children e6967a1dc8e9
line wrap: on
line source


# Copyright (C) Igor Sysoev


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

if [ $NGX_TEST_BUILD_RTSIG = YES ]; then
    have=NGX_HAVE_RTSIG . auto/have
    have=NGX_TEST_BUILD_RTSIG . auto/have
    EVENT_MODULES="$EVENT_MODULES $RTSIG_MODULE"
    CORE_SRCS="$CORE_SRCS $RTSIG_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_range_header_filter
#     ngx_http_gzip_filter
#     ngx_http_postpone_filter
#     ngx_http_charset_filter
#     ngx_http_ssi_filter
#         ngx_http_xslt_filter
#         ngx_http_image_filter_filter
#         ngx_http_sub_filter
#         ngx_http_addition_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 \
                     $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 [ $HTTP_CHARSET = YES ]; then
    have=NGX_HTTP_CHARSET . auto/have
    HTTP_FILTER_MODULES="$HTTP_FILTER_MODULES $HTTP_CHARSET_FILTER_MODULE"
    HTTP_SRCS="$HTTP_SRCS $HTTP_CHARSET_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 [ $HTTP_XSLT = YES ]; then
    USE_LIBXSLT=YES
    HTTP_FILTER_MODULES="$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 [ $HTTP_USERID = YES ]; then
    HTTP_FILTER_MODULES="$HTTP_FILTER_MODULES $HTTP_USERID_FILTER_MODULE"
    HTTP_SRCS="$HTTP_SRCS $HTTP_USERID_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 [ $HTTP_AUTOINDEX = YES ]; then
    have=NGX_HTTP_AUTOINDEX . auto/have
    HTTP_MODULES="$HTTP_MODULES $HTTP_AUTOINDEX_MODULE"
    HTTP_SRCS="$HTTP_SRCS $HTTP_AUTOINDEX_SRCS"
fi

HTTP_MODULES="$HTTP_MODULES $HTTP_INDEX_MODULE"

if [ $HTTP_RANDOM_INDEX = YES ]; then
    have=NGX_HTTP_RANDOM_INDEX . auto/have
    HTTP_MODULES="$HTTP_MODULES $HTTP_RANDOM_INDEX_MODULE"
    HTTP_SRCS="$HTTP_SRCS $HTTP_RANDOM_INDEX_SRCS"
fi

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

if [ $HTTP_ACCESS = YES ]; then
    have=NGX_HTTP_ACCESS . auto/have
    HTTP_MODULES="$HTTP_MODULES $HTTP_ACCESS_MODULE"
    HTTP_SRCS="$HTTP_SRCS $HTTP_ACCESS_SRCS"
fi

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

if [ $HTTP_STATUS = YES ]; then
    have=NGX_HTTP_STATUS . auto/have
    HTTP_MODULES="$HTTP_MODULES $HTTP_STATUS_MODULE"
    HTTP_SRCS="$HTTP_SRCS $HTTP_STATUS_SRCS"
fi

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

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

if [ $HTTP_MAP = YES ]; then
    have=NGX_HTTP_MAP . auto/have
    HTTP_MODULES="$HTTP_MODULES $HTTP_MAP_MODULE"
    HTTP_SRCS="$HTTP_SRCS $HTTP_MAP_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 $USE_PCRE != DISABLED ]; then
    have=NGX_HTTP_REWRITE . auto/have
    USE_PCRE=YES
    HTTP_MODULES="$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 [ $HTTP_PROXY = YES ]; then
    have=NGX_HTTP_PROXY . auto/have
    #USE_MD5=YES
    HTTP_MODULES="$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 [ $HTTP_PERL = YES ]; then
    USE_PERL=YES
    have=NGX_HTTP_PERL . auto/have
    HTTP_MODULES="$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 [ $HTTP_FLV = YES ]; then
    HTTP_MODULES="$HTTP_MODULES $HTTP_FLV_MODULE"
    HTTP_SRCS="$HTTP_SRCS $HTTP_FLV_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 [ $HTTP_STUB_STATUS = YES ]; then
    have=NGX_STAT_STUB . auto/have
    HTTP_MODULES="$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


modules="$CORE_MODULES $EVENT_MODULES"


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