dnl ## ====================================================================

dnl ## The Apache Software License, Version 1.1

dnl ##

dnl ## Copyright (c) 2000-2002 The Apache Software Foundation. All rights

dnl ## reserved.

dnl ##

dnl ## Redistribution and use in source and binary forms, with or without

dnl ## modification, are permitted provided that the following conditions

dnl ## are met:

dnl ##

dnl ## 1. Redistributions of source code must retain the above copyright

dnl ## notice, this list of conditions and the following disclaimer.

dnl ##

dnl ## 2. Redistributions in binary form must reproduce the above copyright

dnl ## notice, this list of conditions and the following disclaimer in

dnl ## the documentation and/or other materials provided with the

dnl ## distribution.

dnl ##

dnl ## 3. The end-user documentation included with the redistribution,

dnl ## if any, must include the following acknowledgment:

dnl ## "This product includes software developed by the

dnl ## Apache Software Foundation (http://www.apache.org/)."

dnl ## Alternately, this acknowledgment may appear in the software itself,

dnl ## if and wherever such third-party acknowledgments normally appear.

dnl ##

dnl ## 4. The names "Apache" and "Apache Software Foundation" must

dnl ## not be used to endorse or promote products derived from this

dnl ## software without prior written permission. For written

dnl ## permission, please contact apache@apache.org.

dnl ##

dnl ## 5. Products derived from this software may not be called "Apache",

dnl ## nor may "Apache" appear in their name, without prior written

dnl ## permission of the Apache Software Foundation.

dnl ##

dnl ## THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED

dnl ## WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES

dnl ## OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE

dnl ## DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR

dnl ## ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,

dnl ## SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT

dnl ## LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF

dnl ## USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND

dnl ## ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,

dnl ## OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT

dnl ## OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF

dnl ## SUCH DAMAGE.

dnl ## ====================================================================

AC_DEFUN([CHECK_DISTCACHE], [

AC_MSG_CHECKING(whether Distcache is required)

ap_ssltk_dc="no"

tmp_nomessage=""

tmp_forced="no"

AC_ARG_ENABLE(distcache,

APACHE_HELP_STRING(--enable-distcache,Select distcache support in mod_ssl),

ap_ssltk_dc="$enableval"

tmp_nomessage=""

tmp_forced="yes"

if test "x$ap_ssltk_dc" = "x"; then

ap_ssltk_dc="yes"

dnl our "error"s become "tests revealed that..."

tmp_forced="no"

fi

if test "$ap_ssltk_dc" != "yes" -a "$ap_ssltk_dc" != "no"; then

tmp_nomessage="--enable-distcache had illegal syntax - disabling"

ap_ssltk_dc="no"

fi)

if test "$tmp_forced" = "no"; then

AC_MSG_RESULT($ap_ssltk_dc (default))

else

AC_MSG_RESULT($ap_ssltk_dc (specified))

fi

if test "$tmp_forced" = "yes" -a "x$ap_ssltk_dc" = "xno" -a "x$tmp_nomessage" != "x"; then

AC_MSG_ERROR(distcache support failed: $tmp_nomessage)

fi

if test "$ap_ssltk_dc" = "yes"; then

AC_CHECK_HEADER(

[distcache/dc_client.h],

[],

[tmp_nomessage="can't include distcache headers"

ap_ssltk_dc="no"])

if test "$tmp_forced" = "yes" -a "x$ap_ssltk_dc" = "xno"; then

AC_MSG_ERROR(distcache support failed: $tmp_nomessage)

fi

fi

if test "$ap_ssltk_dc" = "yes"; then

AC_MSG_CHECKING(for Distcache version)

AC_TRY_COMPILE(

[#include <distcache/dc_client.h>],

[#if DISTCACHE_CLIENT_API != 0x0001

#error "distcache API version is unrecognised"

#endif],

[],

[tmp_nomessage="distcache has an unsupported API version"

ap_ssltk_dc="no"])

AC_MSG_RESULT($ap_ssltk_dc)

if test "$tmp_forced" = "yes" -a "x$ap_ssltk_dc" = "xno"; then

AC_MSG_ERROR(distcache support failed: $tmp_nomessage)

fi

fi

if test "$ap_ssltk_dc" = "yes"; then

AC_MSG_CHECKING(for Distcache libraries)

save_libs=$LIBS

LIBS="$LIBS -ldistcache -lnal"

AC_TRY_LINK(

[#include <distcache/dc_client.h>],

[DC_CTX *foo = DC_CTX_new((const char *)0,0);],

[],

[tmp_no_message="failed to link with distcache libraries"

ap_ssltk_dc="no"])

LIBS=$save_libs

AC_MSG_RESULT($ap_ssltk_dc)

if test "$tmp_forced" = "yes" -a "x$ap_ssltk_dc" = "xno"; then

AC_MSG_ERROR(distcache support failed: $tmp_nomessage)

else

APR_ADDTO(LIBS,[-ldistcache -lnal])

AC_DEFINE(HAVE_DISTCACHE, 1, [Define if distcache support is enabled])

fi

fi

])

dnl # start of module specific part

APACHE_MODPATH_INIT(ssl)

dnl # list of module object files

ssl_objs="dnl

mod_ssl.lo dnl

ssl_engine_config.lo dnl

ssl_engine_dh.lo dnl

ssl_engine_init.lo dnl

ssl_engine_io.lo dnl

ssl_engine_kernel.lo dnl

ssl_engine_log.lo dnl

ssl_engine_mutex.lo dnl

ssl_engine_pphrase.lo dnl

ssl_engine_rand.lo dnl

ssl_engine_vars.lo dnl

ssl_expr.lo dnl

ssl_expr_eval.lo dnl

ssl_expr_parse.lo dnl

ssl_expr_scan.lo dnl

ssl_scache.lo dnl

ssl_scache_dbm.lo dnl

ssl_scache_shmcb.lo dnl

ssl_scache_dc.lo dnl

ssl_util.lo dnl

ssl_util_ssl.lo dnl

"

dnl # hook module into the Autoconf mechanism (--enable-ssl option)

APACHE_MODULE(ssl, [SSL/TLS support (mod_ssl)], $ssl_objs, , no, [

APACHE_CHECK_SSL_TOOLKIT

CHECK_DISTCACHE

APR_ADDTO(INCLUDES, [-I\$(top_srcdir)/$modpath_current])

])

dnl # end of module specific part

APACHE_MODPATH_FINISH