240 lines
9.1 KiB
Plaintext
240 lines
9.1 KiB
Plaintext
dnl Licensed to the Apache Software Foundation (ASF) under one or more
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dnl contributor license agreements. See the NOTICE file distributed with
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dnl this work for additional information regarding copyright ownership.
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dnl The ASF licenses this file to You under the Apache License, Version 2.0
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dnl (the "License"); you may not use this file except in compliance with
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dnl the License. You may obtain a copy of the License at
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dnl
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dnl http://www.apache.org/licenses/LICENSE-2.0
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dnl
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dnl Unless required by applicable law or agreed to in writing, software
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dnl distributed under the License is distributed on an "AS IS" BASIS,
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dnl WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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dnl See the License for the specific language governing permissions and
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dnl limitations under the License.
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dnl # start of module specific part
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APACHE_MODPATH_INIT(http2)
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dnl # list of module object files
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http2_objs="dnl
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mod_http2.lo dnl
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h2_bucket_beam.lo dnl
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h2_bucket_eos.lo dnl
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h2_c1.lo dnl
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h2_c1_io.lo dnl
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h2_c2.lo dnl
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h2_c2_filter.lo dnl
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h2_config.lo dnl
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h2_conn_ctx.lo dnl
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h2_headers.lo dnl
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h2_mplx.lo dnl
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h2_protocol.lo dnl
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h2_push.lo dnl
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h2_request.lo dnl
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h2_session.lo dnl
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h2_stream.lo dnl
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h2_switch.lo dnl
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h2_util.lo dnl
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h2_workers.lo dnl
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h2_ws.lo dnl
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"
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dnl
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dnl APACHE_CHECK_NGHTTP2
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dnl
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dnl Configure for nghttp2, giving preference to
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dnl "--with-nghttp2=<path>" if it was specified.
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dnl
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AC_DEFUN([APACHE_CHECK_NGHTTP2],[
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AC_CACHE_CHECK([for nghttp2], [ac_cv_nghttp2], [
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dnl initialise the variables we use
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ac_cv_nghttp2=no
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ap_nghttp2_found=""
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ap_nghttp2_base=""
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ap_nghttp2_libs=""
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dnl Determine the nghttp2 base directory, if any
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AC_MSG_CHECKING([for user-provided nghttp2 base directory])
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AC_ARG_WITH(nghttp2, APACHE_HELP_STRING(--with-nghttp2=PATH, nghttp2 installation directory), [
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dnl If --with-nghttp2 specifies a directory, we use that directory
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if test "x$withval" != "xyes" -a "x$withval" != "x"; then
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dnl This ensures $withval is actually a directory and that it is absolute
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ap_nghttp2_base="`cd $withval ; pwd`"
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fi
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])
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if test "x$ap_nghttp2_base" = "x"; then
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AC_MSG_RESULT(none)
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else
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AC_MSG_RESULT($ap_nghttp2_base)
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fi
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dnl Run header and version checks
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saved_CPPFLAGS="$CPPFLAGS"
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saved_LIBS="$LIBS"
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saved_LDFLAGS="$LDFLAGS"
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dnl Before doing anything else, load in pkg-config variables
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if test -n "$PKGCONFIG"; then
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saved_PKG_CONFIG_PATH="$PKG_CONFIG_PATH"
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AC_MSG_CHECKING([for pkg-config along $PKG_CONFIG_PATH])
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if test "x$ap_nghttp2_base" != "x" ; then
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if test -f "${ap_nghttp2_base}/lib/pkgconfig/libnghttp2.pc"; then
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dnl Ensure that the given path is used by pkg-config too, otherwise
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dnl the system libnghttp2.pc might be picked up instead.
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PKG_CONFIG_PATH="${ap_nghttp2_base}/lib/pkgconfig${PKG_CONFIG_PATH+:}${PKG_CONFIG_PATH}"
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export PKG_CONFIG_PATH
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elif test -f "${ap_nghttp2_base}/lib64/pkgconfig/libnghttp2.pc"; then
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dnl Ensure that the given path is used by pkg-config too, otherwise
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dnl the system libnghttp2.pc might be picked up instead.
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PKG_CONFIG_PATH="${ap_nghttp2_base}/lib64/pkgconfig${PKG_CONFIG_PATH+:}${PKG_CONFIG_PATH}"
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export PKG_CONFIG_PATH
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fi
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fi
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AC_ARG_ENABLE(nghttp2-staticlib-deps,APACHE_HELP_STRING(--enable-nghttp2-staticlib-deps,[link mod_http2 with dependencies of libnghttp2's static libraries (as indicated by "pkg-config --static"). Must be specified in addition to --enable-http2.]), [
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if test "$enableval" = "yes"; then
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PKGCONFIG_LIBOPTS="--static"
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fi
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])
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ap_nghttp2_libs="`$PKGCONFIG $PKGCONFIG_LIBOPTS --libs-only-l --silence-errors libnghttp2`"
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if test $? -eq 0; then
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ap_nghttp2_found="yes"
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pkglookup="`$PKGCONFIG --cflags-only-I libnghttp2`"
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APR_ADDTO(CPPFLAGS, [$pkglookup])
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APR_ADDTO(MOD_CFLAGS, [$pkglookup])
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pkglookup="`$PKGCONFIG $PKGCONFIG_LIBOPTS --libs-only-L libnghttp2`"
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APR_ADDTO(LDFLAGS, [$pkglookup])
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APR_ADDTO(MOD_LDFLAGS, [$pkglookup])
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pkglookup="`$PKGCONFIG $PKGCONFIG_LIBOPTS --libs-only-other libnghttp2`"
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APR_ADDTO(LDFLAGS, [$pkglookup])
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APR_ADDTO(MOD_LDFLAGS, [$pkglookup])
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fi
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PKG_CONFIG_PATH="$saved_PKG_CONFIG_PATH"
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fi
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dnl fall back to the user-supplied directory if not found via pkg-config
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if test "x$ap_nghttp2_base" != "x" -a "x$ap_nghttp2_found" = "x"; then
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APR_ADDTO(CPPFLAGS, [-I$ap_nghttp2_base/include])
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APR_ADDTO(MOD_CFLAGS, [-I$ap_nghttp2_base/include])
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APR_ADDTO(LDFLAGS, [-L$ap_nghttp2_base/lib])
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APR_ADDTO(MOD_LDFLAGS, [-L$ap_nghttp2_base/lib])
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if test "x$ap_platform_runtime_link_flag" != "x"; then
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APR_ADDTO(LDFLAGS, [$ap_platform_runtime_link_flag$ap_nghttp2_base/lib])
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APR_ADDTO(MOD_LDFLAGS, [$ap_platform_runtime_link_flag$ap_nghttp2_base/lib])
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fi
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fi
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AC_MSG_CHECKING([for nghttp2 version >= 1.2.1])
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AC_TRY_COMPILE([#include <nghttp2/nghttp2ver.h>],[
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#if !defined(NGHTTP2_VERSION_NUM)
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#error "Missing nghttp2 version"
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#endif
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#if NGHTTP2_VERSION_NUM < 0x010201
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#error "Unsupported nghttp2 version " NGHTTP2_VERSION_TEXT
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#endif],
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[AC_MSG_RESULT(OK)
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ac_cv_nghttp2=yes],
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[AC_MSG_RESULT(FAILED)])
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if test "x$ac_cv_nghttp2" = "xyes"; then
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ap_nghttp2_libs="${ap_nghttp2_libs:--lnghttp2} `$apr_config --libs`"
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APR_ADDTO(MOD_LDFLAGS, [$ap_nghttp2_libs])
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APR_ADDTO(LIBS, [$ap_nghttp2_libs])
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dnl Run library and function checks
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liberrors=""
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AC_CHECK_HEADERS([nghttp2/nghttp2.h])
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AC_CHECK_FUNCS([nghttp2_session_server_new2], [], [liberrors="yes"])
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if test "x$liberrors" != "x"; then
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AC_MSG_WARN([nghttp2 library is unusable])
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fi
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dnl # nghttp2 >= 1.3.0: access to stream weights
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AC_CHECK_FUNCS([nghttp2_stream_get_weight], [], [liberrors="yes"])
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if test "x$liberrors" != "x"; then
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AC_MSG_WARN([nghttp2 version >= 1.3.0 is required])
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fi
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dnl # nghttp2 >= 1.5.0: changing stream priorities
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AC_CHECK_FUNCS([nghttp2_session_change_stream_priority],
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[APR_ADDTO(MOD_CPPFLAGS, ["-DH2_NG2_CHANGE_PRIO"])], [])
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dnl # nghttp2 >= 1.14.0: invalid header callback
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AC_CHECK_FUNCS([nghttp2_session_callbacks_set_on_invalid_header_callback],
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[APR_ADDTO(MOD_CPPFLAGS, ["-DH2_NG2_INVALID_HEADER_CB"])], [])
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dnl # nghttp2 >= 1.15.0: get/set stream window sizes
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AC_CHECK_FUNCS([nghttp2_session_get_stream_local_window_size],
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[APR_ADDTO(MOD_CPPFLAGS, ["-DH2_NG2_LOCAL_WIN_SIZE"])], [])
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dnl # nghttp2 >= 1.15.0: don't keep info on closed streams
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AC_CHECK_FUNCS([nghttp2_option_set_no_closed_streams],
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[APR_ADDTO(MOD_CPPFLAGS, ["-DH2_NG2_NO_CLOSED_STREAMS"])], [])
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dnl # nghttp2 >= 1.50.0: rfc9113 leading/trailing whitespec strictness
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AC_CHECK_FUNCS([nghttp2_option_set_no_rfc9113_leading_and_trailing_ws_validation],
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[APR_ADDTO(MOD_CPPFLAGS, ["-DH2_NG2_RFC9113_STRICTNESS"])], [])
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else
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AC_MSG_WARN([nghttp2 version is too old])
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fi
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dnl restore
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CPPFLAGS="$saved_CPPFLAGS"
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LIBS="$saved_LIBS"
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LDFLAGS="$saved_LDFLAGS"
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])
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if test "x$ac_cv_nghttp2" = "xyes"; then
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AC_DEFINE(HAVE_NGHTTP2, 1, [Define if nghttp2 is available])
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fi
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])
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dnl # hook module into the Autoconf mechanism (--enable-http2)
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APACHE_MODULE(http2, [HTTP/2 protocol handling in addition to HTTP protocol
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handling. Implemented by mod_http2. This module requires a libnghttp2 installation.
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See --with-nghttp2 on how to manage non-standard locations. This module
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is usually linked shared and requires loading. ], $http2_objs, , most, [
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APACHE_CHECK_OPENSSL
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if test "$ac_cv_openssl" = "yes" ; then
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APR_ADDTO(MOD_CPPFLAGS, ["-DH2_OPENSSL"])
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fi
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APACHE_CHECK_NGHTTP2
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if test "$ac_cv_nghttp2" = "yes" ; then
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if test "x$enable_http2" = "xshared"; then
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# The only symbol which needs to be exported is the module
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# structure, so ask libtool to hide everything else:
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APR_ADDTO(MOD_HTTP2_LDADD, [-export-symbols-regex http2_module])
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fi
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else
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enable_http2=no
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fi
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])
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# Ensure that other modules can pick up mod_http2.h
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# icing: hold back for now until it is more stable
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#APR_ADDTO(INCLUDES, [-I\$(top_srcdir)/$modpath_current])
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dnl # list of module object files
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proxy_http2_objs="dnl
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mod_proxy_http2.lo dnl
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h2_proxy_session.lo dnl
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h2_proxy_util.lo dnl
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"
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dnl # hook module into the Autoconf mechanism (--enable-proxy_http2)
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APACHE_MODULE(proxy_http2, [HTTP/2 proxy module. This module requires a libnghttp2 installation.
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See --with-nghttp2 on how to manage non-standard locations. Also requires --enable-proxy.], $proxy_http2_objs, , no, [
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APACHE_CHECK_NGHTTP2
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if test "$ac_cv_nghttp2" = "yes" ; then
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if test "x$enable_http2" = "xshared"; then
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# The only symbol which needs to be exported is the module
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# structure, so ask libtool to hide everything else:
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APR_ADDTO(MOD_PROXY_HTTP2_LDADD, [-export-symbols-regex proxy_http2_module])
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fi
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else
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enable_proxy_http2=no
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fi
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], proxy)
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dnl # end of module specific part
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APACHE_MODPATH_FINISH
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