Fix backslashes in SHIBSP_PREFIX variable by manually creating it during the script...
[shibboleth/sp.git] / configure.ac
index 18a3c6e..ef10e95 100644 (file)
@@ -1,17 +1,65 @@
 AC_PREREQ([2.50])
-AC_INIT([shibboleth], [1.2], [shibboleth-users@internet2.edu], [shibboleth])
+AC_INIT([shibboleth], [2.0], [shibboleth-users@internet2.edu], [shibboleth])
 AM_CONFIG_HEADER(config.h)
-AM_INIT_AUTOMAKE(shibboleth, 1.2)
+AM_INIT_AUTOMAKE([shibboleth],[2.0])
 
+sinclude(doxygen.m4)
 sinclude(acx_pthread.m4)
-sinclude(acx_rpctest.m4)
 
-AC_PROG_CC([gcc3 gcc cc])
-AC_PROG_CXX([g++3 g++ c++ CC])
+# Docygen features
+DX_HTML_FEATURE(ON)
+DX_CHM_FEATURE(OFF)
+DX_CHI_FEATURE(OFF)
+DX_MAN_FEATURE(OFF)
+DX_RTF_FEATURE(OFF)
+DX_XML_FEATURE(OFF)
+DX_PDF_FEATURE(OFF)
+DX_PS_FEATURE(OFF)
+DX_INIT_DOXYGEN(shibboleth, doxygen.cfg, doc/api)
+DX_INCLUDE=
+
+AC_ARG_ENABLE(debug,
+    AC_HELP_STRING(--enable-debug, [Have GCC compile with symbols (Default = no)
+]),
+    enable_debug=$enableval, enable_debug=no)
+
+if test "$enable_debug" = "yes" ; then
+    GCC_CFLAGS="$CFLAGS -g -D_DEBUG"
+    GCC_CXXFLAGS="$CXXFLAGS -g -D_DEBUG"
+else
+    GCC_CFLAGS="$CFLAGS -O2 -DNDEBUG"
+    GCC_CXXFLAGS="$CXXFLAGS -O2 -DNDEBUG"
+fi
+
+AC_PROG_CC([gcc gcc3 cc])
+AC_PROG_CXX([g++ g++3 c++ CC])
+AC_CANONICAL_HOST
+
+if test "$GCC" = "yes" ; then
+#    AC_HAVE_GCC_VERSION(4,0,0,0,
+#        [
+#        AC_DEFINE(GCC_HASCLASSVISIBILITY,1,
+#            [Define to enable class visibility control in gcc.])
+#        GCC_CFLAGS="$GCC_CFLAGS -fvisibility=hidden -fvisibility-inlines-hidden"
+#        GCC_CXXFLAGS="$GCC_CXXFLAGS -fvisibility=hidden -fvisibility-inlines-hidden"
+#        ])
+    CFLAGS="-Wall $GCC_CFLAGS"
+    CXXFLAGS="-Wall $GCC_CXXFLAGS"
+else
+# Fix for Sun Workshop compiler in debug mode, may be Sun case #6360993
+       case "${host_cpu}-${host_os}" in
+               *solaris*)
+                       if test "$CXX" = "CC" ; then
+                               CXXFLAGS="$CXXFLAGS -Qoption ccfe -stabs=no%dfltlit+no%dflthlp"
+                       fi
+               ;;
+       esac
+fi
+
 AC_DISABLE_STATIC
 AC_PROG_LIBTOOL
 
-AC_LANG(C++)
+AC_LANG(C)
 
 # Checks for typedefs, structures, and compiler characteristics.
 AC_C_CONST
@@ -21,19 +69,7 @@ AC_STRUCT_TM
 # Checks for library functions.
 AC_FUNC_STRFTIME
 AC_FUNC_STRERROR_R
-AC_CHECK_FUNCS([strchr strdup strstr gmtime_r strtok_r strcasecmp])
-AC_CHECK_HEADERS([dlfcn.h])
-
-# C++ requirements
-AC_CXX_REQUIRE_STL
-AC_CXX_NAMESPACES
-
-
-# old_LIBS="$LIBS"
-# AC_SEARCH_LIBS(xdr_uint64_t,nsl,,
-#      [CFLAGS="$CFLAGS -DNEED_XDR_LONGLONG"
-#       CXXFLAGS="$CXXFLAGS -DNEED_XDR_LONGLONG"])
-# LIBS="$old_LIBS"
+AC_CHECK_FUNCS([strchr strdup strstr timegm gmtime_r strtok_r strcasecmp])
 
 # checks for pthreads
 ACX_PTHREAD([enable_threads="pthread"],[enable_threads="no"])
@@ -46,69 +82,116 @@ else
     CXXFLAGS="$PTHREAD_CFLAGS $CXXFLAGS"
 fi
 
-# Test RPC now -- deal with it later
-ACX_RPCTEST([rpctest="yes"],[rpctest="no"])
-
-AC_ARG_WITH(dmalloc,
-            AC_HELP_STRING([--with-dmalloc=PATH], [where dmalloc is installed]),
-            [if test x_$with_dmalloc != x_/usr; then
-                LDFLAGS="-L${with_dmalloc}/lib $LDFLAGS"
-                CPPFLAGS="-I${with_dmalloc}/include $CPPFLAGS"
-            fi
-           AC_CHECK_LIB(dmallocxx, dmalloc_shutdown,,
-                        AC_MSG_ERROR([unable to find dmallocxx library]))
-           ])
+# Thank you Solaris, really.
+AC_MSG_CHECKING(for ctime_r)
+ if test -z "$ac_cv_ctime_args"; then
+     AC_TRY_COMPILE(
+     [#include <time.h>],
+     [
+         time_t clock;
+         char buf[26];
+         ctime_r(&clock, buf);
+     ], ac_cv_ctime_args=2)
+
+     AC_TRY_COMPILE(
+     [#include <time.h>],
+     [
+         time_t clock;
+         char buf[26];
+         ctime_r(&clock, buf, 26);
+     ], ac_cv_ctime_args=3)
+ fi
+ if test -z "$ac_cv_ctime_args"; then
+     AC_MSG_RESULT(no)
+ else
+     if test "$ac_cv_ctime_args" = 2; then
+         AC_DEFINE(HAVE_CTIME_R_2,1,[Define if ctime_r is present with 2 parameters.])
+     elif test "$ac_cv_ctime_args" = 3; then
+         AC_DEFINE(HAVE_CTIME_R_3,1,[Define if ctime_r is present with 3 parameters.])
+     fi
+     AC_MSG_RESULT([yes, and it takes $ac_cv_ctime_args arguments])
+ fi 
 
 # OpenSSL settings
-AC_PATH_PROG(PKG_CONFIG, pkg-config)
-if test "x$PKG_CONFIG" = x || test "x$PKG_CONFIG" = "xno" ; then
-    AC_ARG_WITH(openssl, 
-            AC_HELP_STRING([--with-openssl=PATH], [where openssl is installed]),
-            [if test x_$with_openssl != x_/usr; then
-           SSLLIBS="-L${with_openssl}/lib"
-           SSLFLAGS="-I${with_openssl}/include"
-            fi])
-    SSLLIBS="$SSLLIBS -lssl -lcrypto"
-else
-    SSLLIBS="`$PKG_CONFIG --libs openssl`"
-    SSLFLAGS="`$PKG_CONFIG --cflags openssl`"
+AC_ARG_WITH(openssl,
+    AC_HELP_STRING([--with-openssl=PATH], [where openssl is installed]),
+    [if test x_$with_openssl != x_/usr; then
+        SSLFLAGS="-I${with_openssl}/include"
+    fi])
+
+if test "x$SSLFLAGS" = "x" ; then
+    AC_PATH_PROG(PKG_CONFIG, pkg-config)
+    if test "x$PKG_CONFIG" != x && test "x$PKG_CONFIG" != "xno" ; then
+        if pkg-config openssl ; then
+            SSLFLAGS="`$PKG_CONFIG --cflags openssl`"
+        else
+            AC_MSG_ERROR([OpenSSL not supported by pkg-config, try --with-openssl instead])
+        fi
+    fi
 fi
-AC_MSG_CHECKING(for OpenSSL libraries)
-AC_MSG_RESULT($SSLLIBS)
-LIBS="$LIBS $SSLLIBS"
+
 AC_MSG_CHECKING(for OpenSSL cflags)
 AC_MSG_RESULT($SSLFLAGS)
 CPPFLAGS="$SSLFLAGS $CPPFLAGS"
 
-AC_CHECK_HEADER([openssl/ssl.h],,
+AC_CHECK_HEADER([openssl/x509.h],,
                 AC_MSG_ERROR([unable to find openssl header files]))
-AC_MSG_CHECKING(for ERR_load_CRYPTO_string)
-AC_TRY_LINK_FUNC([ERR_load_CRYPTO_strings],,
-             AC_MSG_ERROR([unable to link with openssl libraries]))
-AC_MSG_RESULT(yes)
-AC_MSG_CHECKING(for SSL_library_init)
-AC_TRY_LINK_FUNC([SSL_library_init],, 
-             AC_MSG_ERROR([unable to link with openssl libraries]))
-AC_MSG_RESULT(yes)
-
-# log4cpp settings
-LOG4CPP_CONFIG="log4cpp-config"
-AC_ARG_WITH(log4cpp,
-            AC_HELP_STRING([--with-log4cpp=PATH], [where log4cpp is installed]),
-            [LOG4CPP_CONFIG="${with_log4cpp}/bin/log4cpp-config"])
-if test -f ${LOG4CPP_CONFIG}; then
-    LDFLAGS="`${LOG4CPP_CONFIG} --libs` $LDFLAGS"
-    CPPFLAGS="`${LOG4CPP_CONFIG} --cflags` $CPPFLAGS"
+
+AC_LANG(C++)
+
+# C++ requirements
+AC_CXX_REQUIRE_STL
+AC_CXX_NAMESPACES
+
+# log4shib settings (favor this version over the log4cpp code)
+AC_PATH_PROG(LOG4SHIB_CONFIG,log4shib-config)
+AC_ARG_WITH(log4shib,
+    AC_HELP_STRING([--with-log4shib=PATH], [where log4shib-config is installed]),
+    [
+    LOG4SHIB_CONFIG="${with_log4shib}"
+    if ! test -f "${LOG4SHIB_CONFIG}" ; then
+       LOG4SHIB_CONFIG="${with_log4shib}/bin/log4shib-config"
+    fi
+    ])
+if test -f "${LOG4SHIB_CONFIG}"; then
+    LDFLAGS="`${LOG4SHIB_CONFIG} --libs` $LDFLAGS"
+    CPPFLAGS="`${LOG4SHIB_CONFIG} --cflags` $CPPFLAGS"
+       AC_CHECK_HEADER([log4shib/CategoryStream.hh],,AC_MSG_ERROR([unable to find log4shib header files]))
+       AC_TRY_LINK(
+               [#include <log4shib/Category.hh>
+#include <log4shib/CategoryStream.hh>],
+               [log4shib::Category::getInstance("foo").errorStream() << log4shib::eol],
+               [AC_DEFINE(SHIBSP_LOG4SHIB,1,[Define if log4shib library is used.])],
+               [AC_MSG_ERROR([unable to link with log4shib])])
 else
-    AC_MSG_WARN([log4cpp-config not found, guessing at log4cpp build settings])
-    LIBS="-llog4cpp $LIBS"
+    AC_MSG_WARN([log4shib-config not found, may need to use --with-log4shib option])
+    AC_MSG_WARN([will look for original log4cpp library])
+    
+       # log4cpp settings
+       AC_PATH_PROG(LOG4CPP_CONFIG,log4cpp-config)
+       AC_ARG_WITH(log4cpp,
+           AC_HELP_STRING([--with-log4cpp=PATH], [where log4cpp-config is installed]),
+           [
+           LOG4CPP_CONFIG="${with_log4cpp}"
+           if ! test -f "${LOG4CPP_CONFIG}" ; then
+               LOG4CPP_CONFIG="${with_log4cpp}/bin/log4cpp-config"
+           fi
+           ])
+       if test -f "${LOG4CPP_CONFIG}"; then
+               AC_MSG_WARN([will try to use log4cpp, note that most non-Internet2 supplied versions are not thread-safe])
+           LDFLAGS="`${LOG4CPP_CONFIG} --libs` $LDFLAGS"
+           CPPFLAGS="`${LOG4CPP_CONFIG} --cflags` $CPPFLAGS"
+               AC_CHECK_HEADER([log4cpp/CategoryStream.hh],,AC_MSG_ERROR([unable to find log4cpp header files]))
+               AC_TRY_LINK(
+                       [#include <log4cpp/Category.hh>
+#include <log4cpp/CategoryStream.hh>],
+                       [log4cpp::Category::getInstance("foo").errorStream() << log4cpp::eol],
+                       [AC_DEFINE(SHIBSP_LOG4CPP,1,[Define if log4cpp library is used.])],
+                       [AC_MSG_ERROR([unable to link with log4cpp, need version 1.0 or later])])
+       else
+           AC_MSG_ERROR([log4cpp-config not found, may need to use --with-log4cpp option])
+       fi
 fi
-AC_CHECK_HEADER([log4cpp/Category.hh],,AC_MSG_ERROR([unable to find log4cpp header files]))
-AC_TRY_LINK(
-       [#include <log4cpp/Category.hh>],
-       [log4cpp::Category::getInstance("foo")],
-       [AC_DEFINE(HAVE_LIBLOG4CPP,1,[Define if log4cpp library was found])],
-       [AC_MSG_ERROR([unable to link with log4cpp])])
 
 # Xerces settings
 AC_ARG_WITH(xerces, 
@@ -120,518 +203,644 @@ AC_ARG_WITH(xerces,
 LIBS="-lxerces-c $LIBS"
 AC_CHECK_HEADER([xercesc/dom/DOM.hpp],,
                 AC_MSG_ERROR([unable to find xerces header files]))
+AC_MSG_CHECKING([Xerces version])
+AC_PREPROC_IFELSE(
+    [AC_LANG_PROGRAM([#include <xercesc/util/XercesVersion.hpp>],
+[#if  _XERCES_VERSION != 20600
+int i = 0;
+#else
+#error cannot use version 2.6.0
+#endif])],
+    [AC_MSG_RESULT(OK)],
+    [AC_MSG_FAILURE([Xerces-C v2.6.0 has bugs that inhibit use with signed XML, please use a newer version])])
 AC_TRY_LINK(
-       [#include <xercesc/util/PlatformUtils.hpp>],
+        [#include <xercesc/util/PlatformUtils.hpp>],
         [xercesc::XMLPlatformUtils::Initialize()],
-       [AC_DEFINE(HAVE_LIBXERCESC,1,[Define if Xerces-C library was found])],
-       [AC_MSG_ERROR([unable to link with Xerces])])
+        [AC_DEFINE(HAVE_LIBXERCESC,1,[Define if Xerces-C library was found])],
+        [AC_MSG_ERROR([unable to link with Xerces])])
+
+
+#XML-Tooling settings
+AC_ARG_WITH(xmltooling,
+            AC_HELP_STRING([--with-xmltooling=PATH], [where xmltooling-c is installed]),
+            [if test x_$with_xmltooling != x_/usr; then
+                LDFLAGS="-L${with_xmltooling}/lib $LDFLAGS"
+                CPPFLAGS="-I${with_xmltooling}/include $CPPFLAGS"
+            fi])
+LITE_LIBS="-lxmltooling-lite"
+XMLSEC_LIBS="-lxmltooling"
+AC_CHECK_HEADER([xmltooling/base.h],,
+                AC_MSG_ERROR([unable to find xmltooling header files]))
+
+# Establish location of xmltooling catalog.
+XMLTOOLINGXMLDIR=""
+if test "x$with_xmltooling" = "x" ; then
+   with_xmltooling="/usr"
+fi
+if test -f $with_xmltooling/share/xml/xmltooling/catalog.xml ; then
+    XMLTOOLINGXMLDIR="$with_xmltooling"
+elif test -f $with_xerces/share/xml/xmltooling/catalog.xml ; then
+    XMLTOOLINGXMLDIR="$with_xerces"
+elif test -f $with_log4shib/share/xml/xmltooling/catalog.xml ; then
+    XMLTOOLINGXMLDIR="$with_log4shib"
+fi
+if test "x$XMLTOOLINGXMLDIR" = "x" ; then
+    AC_MSG_ERROR([xmltooling XML catalog not found, may need to use --with-xmltooling option])
+fi
+XMLTOOLINGXMLDIR="$XMLTOOLINGXMLDIR/share/xml/xmltooling"
+AC_SUBST(XMLTOOLINGXMLDIR)
 
 # XML-Security settings
 AC_ARG_WITH(xmlsec,
-            AC_HELP_STRING([--with-xmlsec=PATH], [where xmlsec is installed]),
-            [if test x_$with_xmlsec != x_/usr; then
-                LDFLAGS="-L${with_xmlsec}/lib $LDFLAGS"
-                CPPFLAGS="-I${with_xmlsec}/include $CPPFLAGS"
-            fi])
-LIBS="-lxml-security-c $LIBS"
-AC_CHECK_HEADER([xsec/utils/XSECPlatformUtils.hpp],,AC_MSG_ERROR([unable to find xsec header files]))
+            AC_HELP_STRING([--with-xmlsec=PATH], [where xmlsec is installed]),,
+            [with_xmlsec=/usr])
+
+if test x_$with_xmlsec != x_/usr; then
+    LDFLAGS="-L${with_xmlsec}/lib $LDFLAGS"
+    CPPFLAGS="-I${with_xmlsec}/include $CPPFLAGS"
+fi        
+XMLSEC_LIBS="-lxml-security-c $XMLSEC_LIBS"
+
+# save and append master libs
+save_LIBS="$LIBS"
+LIBS="$XMLSEC_LIBS $LIBS"
+
+AC_CHECK_HEADER([xsec/utils/XSECPlatformUtils.hpp],,AC_MSG_ERROR([unable to find XML-Security header files]))
+AC_MSG_CHECKING([XML-Security version])
+AC_PREPROC_IFELSE(
+    [AC_LANG_PROGRAM([#include <xsec/utils/XSECPlatformUtils.hpp>],
+    [#if XSEC_VERSION_MAJOR > 1 || (XSEC_VERSION_MAJOR == 1 && XSEC_VERSION_MEDIUM > 3)
+int i = 0;
+#else
+#error need version 1.4.0 or later
+#endif])],
+    [AC_MSG_RESULT(OK)],
+    [AC_MSG_FAILURE([XML-Security version 1.4.0 or greater is required.])])
 AC_TRY_LINK(
         [#include <xsec/utils/XSECPlatformUtils.hpp>],
-        [XSECPlatformUtils::Initialise()],
-        [AC_DEFINE(HAVE_LIBXSEC,1,[Define if XML-Sec library was found])],
-        [AC_MSG_ERROR([unable to link with XML-Sec])])
+        [XSECPlatformUtils::Initialise()],,
+        [AC_MSG_ERROR([unable to link with XML-Security])])
+
+# restore master libs
+LIBS="$save_LIBS"
 
 # OpenSAML settings
 AC_ARG_WITH(saml,
-            AC_HELP_STRING([--with-saml=PATH], [where saml is installed]),
-            [if test x_$with_saml != x_/usr; then
-                LDFLAGS="-L${with_saml}/lib $LDFLAGS"
-                CPPFLAGS="-I${with_saml}/include $CPPFLAGS"
-            fi])
-AC_CHECK_HEADER([saml/saml.h],,
-                AC_MSG_ERROR([unable to find saml header files]))
-LIBS="-lsaml $LIBS"
+    AC_HELP_STRING([--with-saml=PATH], [where saml is installed]),
+    [if test x_$with_saml != x_/usr; then
+        LDFLAGS="-L${with_saml}/lib $LDFLAGS"
+        CPPFLAGS="-I${with_saml}/include $CPPFLAGS"
+    fi])
+XMLSEC_LIBS="-lsaml $XMLSEC_LIBS"
+
+# save and append master libs
+save_LIBS="$LIBS"
+LIBS="$XMLSEC_LIBS $LIBS"
+
+AC_CHECK_HEADER([saml/saml2/metadata/Metadata.h],,
+                AC_MSG_ERROR([unable to find OpenSAML header files]))
 AC_TRY_LINK(
-        [#include <saml/saml.h>],
-        [saml::SAMLConfig::getConfig()],
+       [#include <saml/SAMLConfig.h>
+#include <saml/version.h>],
+       [#if _OPENSAML_VERSION >= 20000
+opensaml::SAMLConfig::getConfig();
+#else
+#error Need OpenSAML version 2.0 or higher
+#endif],
         [AC_DEFINE(HAVE_SAML,1,[Define if saml library was found])],
-        [AC_MSG_ERROR([unable to link with saml])])
+        [AC_MSG_ERROR([unable to link with OpenSAML, or version was too old])])
 
+# restore master libs
+LIBS="$save_LIBS"
+
+# Establish location of opensaml catalogs.
+OPENSAMLXMLDIR=""
+if test "x$with_saml" = "x" ; then
+    with_saml="/usr"
+fi
+if test -f $with_saml/share/xml/opensaml/saml20-catalog.xml ; then
+    OPENSAMLXMLDIR="$with_saml"
+elif test -f $with_xmltooling/share/xml/opensaml/saml20-catalog.xml ; then
+    OPENSAMLXMLDIR="$with_xmltooling"
+elif test -f $with_xerces/share/xml/opensaml/saml20-catalog.xml ; then
+    OPENSAMLXMLDIR="$with_xerces"
+elif test -f $with_log4shib/share/xml/opensaml/saml20-catalog.xml ; then
+    OPENSAMLXMLDIR="$with_log4shib"
+fi
+if test "x$OPENSAMLXMLDIR" = "x" ; then
+    AC_MSG_ERROR([opensaml XML catalogs not found, may need to use --with-saml option])
+fi
+OPENSAMLXMLDIR="$OPENSAMLXMLDIR/share/xml/opensaml"
+AC_SUBST(OPENSAMLXMLDIR)
+
+AC_SUBST(LITE_LIBS)
+AC_SUBST(XMLSEC_LIBS)
 
 # output the underlying makefiles
-WANT_SUBDIRS="doc shib schemas configs shib-target shar siterefresh test xmlproviders"
-AC_CONFIG_FILES([Makefile doc/Makefile shib/Makefile schemas/Makefile \
-                configs/Makefile oncrpc/Makefile oncrpc/rpc/Makefile \
-                shib-target/Makefile shar/Makefile siterefresh/Makefile \
-                test/Makefile xmlproviders/Makefile])
+WANT_SUBDIRS="doc schemas configs shibsp shibd util"
+AC_CONFIG_FILES([Makefile doc/Makefile schemas/Makefile \
+       configs/Makefile shibsp/Makefile shibd/Makefile \
+       util/Makefile selinux/Makefile])
+
+## ADFS?
+AC_CONFIG_FILES([adfs/Makefile])
+AC_ARG_ENABLE([adfs],
+       AC_HELP_STRING([--disable-adfs], [don't build the ADFS module]),
+       [adfs_enabled=$enableval], [adfs_enabled=yes])
+if test "x$adfs_enabled" = "x" ; then
+   adfs_enabled=yes
+fi
+AC_MSG_CHECKING(whether to build the ADFS module)
+if test "$adfs_enabled" = "no" ; then
+   AC_MSG_RESULT(no)
+else
+   AC_MSG_RESULT(yes)
+   WANT_SUBDIRS="$WANT_SUBDIRS adfs"
+fi
+
 
+#
+# Build NSAPI module?
+#
+AC_MSG_CHECKING(for NSAPI module option)
+AC_ARG_WITH(nsapi,
+       AC_HELP_STRING([--with-nsapi=DIR], [Build NSAPI module for Netscape/iPlanet/SunONE]),
+       [WANT_NSAPI=$withval],[WANT_NSAPI=no])
+AC_MSG_RESULT($WANT_NSAPI)
+
+if test "$WANT_NSAPI" != "no"; then
+  if test ! -d $WANT_NSAPI/bin ; then
+    AC_MSG_ERROR(Please specify the path to the root of your Netscape/iPlanet/SunONE server using --with-nsapi=DIR)
+  fi
+  AC_MSG_CHECKING(for NSAPI include files)
+  if test -d $WANT_NSAPI/include ; then
+    NSAPI_INCLUDE=$WANT_NSAPI/include
+    AC_MSG_RESULT(Netscape-Enterprise 3.x style)
+    AC_CHECK_HEADERS([$NSAPI_INCLUDE/nsapi.h],,,[#define XP_UNIX])
+    NSAPI_INCLUDE="$NSAPI_INC_DIR -I$NSAPI_INCLUDE"
+  fi
+  if test -d $WANT_NSAPI/plugins/include ; then
+    test -n "$NSAPI_INCLUDE" && NSAPI_INC_DIR="-I$NSAPI_INCLUDE"
+    NSAPI_INCLUDE="$WANT_NSAPI/plugins/include"
+    AC_MSG_RESULT(iPlanet 4.x / SunONE 6.x style)
+    AC_CHECK_HEADERS([$NSAPI_INCLUDE/nsapi.h],,,[#define XP_UNIX])
+    NSAPI_INCLUDE="$NSAPI_INC_DIR -I$NSAPI_INCLUDE"
+  fi
+  if test "$NSAPI_INCLUDE" = ""; then
+    AC_MSG_ERROR(Please check you have nsapi.h in either $WANT_NSAPI/include or $WANT_NSAPI/plugins/include)
+  fi
+fi
+
+AC_SUBST(NSAPI_INCLUDE)
+
+# always output the Makefile, even if you don't use it
+AC_CONFIG_FILES([nsapi_shib/Makefile])
+AM_CONDITIONAL(BUILD_NSAPI,test ! "$WANT_NSAPI" = "no")
 
-# now deal with the rpc library, to see if we need to build our own
-if test $rpctest = "no"; then
-    WANT_SUBDIRS="oncrpc $WANT_SUBDIRS"
-       AC_DEFINE(USE_OUR_ONCRPC,1,[Define if using embedded version of ONC RPC.])
+# add the NSAPI module to the list of wanted subdirs..
+if test ! "$WANT_NSAPI" = "no" ; then
+    WANT_SUBDIRS="$WANT_SUBDIRS nsapi_shib"
 fi
-AM_CONDITIONAL(USE_OUR_ONCRPC,test "$rpctest" = "no")
 
 
-# Apache 1.3 (mod_shire)
-#   --with-apache-13 (static build, no idea how to do this yet, so not supported)
+#
+# Build FastCGI support?
+#
+AC_MSG_CHECKING(for FastCGI support)
+AC_ARG_WITH(fastcgi,
+    AC_HELP_STRING([--with-fastcgi=DIR], [Build FastCGI support]),
+    [WANT_FASTCGI=$withval],[WANT_FASTCGI=no])
+AC_MSG_RESULT($WANT_FASTCGI)
+
+if test "$WANT_FASTCGI" != "no"; then
+    if test "$WANT_FASTCGI" != "yes"; then
+        if test x_$WANT_FASTCGI != x_/usr; then
+            FASTCGI_INCLUDE="-I$WANT_FASTCGI/include"
+            FASTCGI_LDFLAGS="-L$WANT_FASTCGI/lib"
+        fi
+    fi
+    AC_CHECK_HEADER([fcgio.h],,
+        AC_MSG_ERROR([unable to find FastCGI header files]))
+    FASTCGI_LIBS="-lfcgi -lfcgi++"
+fi
+
+AC_SUBST(FASTCGI_INCLUDE)
+AC_SUBST(FASTCGI_LDFLAGS)
+AC_SUBST(FASTCGI_LIBS)
+
+# always output the Makefile, even if you don't use it
+AC_CONFIG_FILES([fastcgi/Makefile])
+AM_CONDITIONAL(BUILD_FASTCGI,test ! "$WANT_FASTCGI" = "no")
+
+if test ! "$WANT_FASTCGI" = "no" ; then
+    WANT_SUBDIRS="$WANT_SUBDIRS fastcgi"
+fi
+
+
+#
+# If no --enable-apache-xx specified 
+# find a default and fake the specific parameters
+#
+
+# simple macro to peek at an enable or a with
+AC_DEFUN([Peek],
+if test "[${[$1]_][$2]+set}" = set; then
+  peekval="${[$1]_[$2]}"
+  $3
+fi; dnl
+)
+
+AC_MSG_CHECKING(if default apache needed)
+need_default=yes
+Peek(enable,apache_13,need_default=no)
+Peek(enable,apache_20,need_default=no)
+Peek(enable,apache_22,need_default=no)
+AC_MSG_RESULT($need_default)
+
+if test "$need_default" = "yes"; then
+  # find an apxs, then the httpd
+  xs=
+  Peek(with,apxs,xs="$peekval")
+  Peek(with,apxs2,xs="$peekval")
+  Peek(with,apxs22,xs="$peekval")
+  if test "x$xs" = "x"; then
+     AC_PATH_PROGS(xs, apxs2 apxs,
+        AC_MSG_ERROR(No apxs, no apache found.  Try --with-apxs),
+        [/usr/local/apache2/bin:/usr/local/apache/bin:/usr/sbin:$PATH])
+  fi
+  # ask the daemon for the version and set parameters
+  AC_MSG_CHECKING(default apache version)
+  httpd="`$xs -q SBINDIR`/`$xs -q TARGET`"
+  if test "x$httpd" != "x" && test -f $httpd ; then
+     v=`$httpd -v|$SED -n -e 's/.*Apache\/\.*//p'`
+     case $v in
+       1.3*)   [enable_apache_13]=yes
+               [with_apxs]=$xs
+               AC_MSG_RESULT(1.3)
+               ;;
+       2.0*)   [enable_apache_20]=yes
+               [with_apxs2]=$xs
+               AC_MSG_RESULT(2.0)
+               ;;
+       2.2*)   [enable_apache_22]=yes
+               [with_apxs22]=$xs
+               AC_MSG_RESULT(2.2)
+               ;;
+       *)      AC_MSG_ERROR(unusable apache versions: $v. Try setting --with-apxs)
+     esac
+  else 
+     AC_MSG_RESULT(cannot determine version.  Try setting --with-apxs)
+  fi
+fi
+
+# Apache 1.3 (mod_shib_13)
+#   --enable-apache-13
 #   --with-apxs      (DSO build, the normal way, uses apxs to derive build flags)
-#   --without-apxs   (DSO build, you tell us how to build using the environment)
 
 AC_ARG_ENABLE(apache-13,
-       AC_HELP_STRING([--enable-apache-13], [enable the Apache 1.3 modules]),
+       AC_HELP_STRING([--enable-apache-13], [enable the Apache 1.3 module]),
        [ if test "x$enableval" = "x" ; then
               WANT_APACHE_13=yes
          else
              WANT_APACHE_13="$enableval"
          fi
-       ], [ WANT_APACHE_13=no ])
-AC_MSG_CHECKING(whether to build Apache-1.3 support)
+       ],[ WANT_APACHE_13=no ])
+AC_MSG_CHECKING(whether to build Apache 1.3 module)
 if test "$WANT_APACHE_13" != yes && test "$WANT_APACHE_13" != no ; then
    WANT_APACHE_13=yes
 fi
 AC_MSG_RESULT($WANT_APACHE_13)
 
-if test "$WANT_APACHE_13" = yes ; then
-
-AC_ARG_WITH(apxs,
-[  --with-apxs[=FILE]        Build shared Apache module(s). FILE is the optional
-                          pathname to the Apache apxs tool; defaults to "apxs".],
-[
-    if test "$withval" = "yes"; then
-      for i in /usr/sbin /usr/local/apache/bin ; do
-        if test -f "$i/apxs"; then
-          APXS="$i/apxs"
-        fi
-      done
-      if test -z "$APXS"; then
-        APXS=apxs
-      fi
-    else
-      APXS="$withval"
-    fi
-],
-[
-    AC_PATH_PROG(APXS, apxs, no)
-])
-
-AC_MSG_CHECKING([for dynamic Apache-1.3 module support (w/ or w/o APXS)])
-if test "$APXS" = "no"; then
-
-    # --without-apxs means you want the modules,
-    #       but want to tell us how to build them
-    AC_MSG_RESULT(yes, but use environment, not apxs)
-    echo
-    echo "Did you set one or more of these?"
-    echo
-    echo "APXS_CFLAGS APXS_PREFIX APXS_INCLUDE APXS_LIBEXEC APXS_SYSCONFDIR"
-    echo
-
-    AC_MSG_NOTICE([APXS_CFLAGS is $APXS_CFLAGS])
-
-    # try and find the Apache root
-    if test -z "$APXS_PREFIX"; then
-        if test -d "/usr/local/apache"; then
-            APXS_PREFIX="/usr/local/apache"
-        else
-            AC_MSG_ERROR([You MUST set APXS_PREFIX so the right Apache can be located!])
-        fi
-    elif test ! -d "$APXS_PREFIX"; then
-        AC_MSG_ERROR([APXS_PREFIX of $APXS_PREFIX cannot be found])
-    fi
-    AC_MSG_NOTICE([APXS_PREFIX is $APXS_PREFIX])
-    
-
-    # other subfolders might be derived from APXS_PREFIX
-    if test -z "$APXS_INCLUDE"; then
-        if test -f "$APXS_PREFIX/include/httpd.h"; then
-            APXS_INCLUDE="$APXS_PREFIX/include"
-        else
-            AC_MSG_ERROR([can't find Apache include files beneath $APXS_PREFIX])
+if test "$WANT_APACHE_13" = "yes" ; then
+    AC_ARG_WITH(apxs, 
+        AC_HELP_STRING([--with-apxs=FILE], [Specifies where to find the Apache 1.3 apxs script.]),
+        [
+        AC_MSG_CHECKING(for user-specified apxs name/location)
+        if test "$withval" != "no" ; then
+          if test "$withval" != "yes"; then
+            APXS=$withval
+            AC_MSG_RESULT("$withval")
+          fi
         fi
-    elif ! test -f "$APXS_INCLUDE/httpd.h"; then
-        AC_MSG_ERROR([APXS_INCLUDE of $APXS_INCLUDE does not contain Apache headers])
-    fi
-    AC_MSG_NOTICE([APXS_INCLUDE is $APXS_INCLUDE])
-
-    if test -z "$APXS_LIBEXEC"; then
-        if test -d "$APXS_PREFIX/libexec"; then
-            APXS_LIBEXEC="$APXS_PREFIX/libexec"
-        elif test -d "$APXS_PREFIX/modules"; then
-            APXS_LIBEXEC="$APXS_PREFIX/modules"
-        else
-            AC_MSG_ERROR([can't find Apache libexec/module directory beneath $APXS_PREFIX])
+        ],
+        [
+        AC_PATH_PROG(APXS, apxs, no)
+        if test "$APXS" = "no" ; then
+          for i in /usr/sbin /usr/local/apache/bin ; do
+            if test "$APXS" = "no" && test -f "$i/apxs"; then
+              APXS="$i/apxs"
+            fi
+          done
         fi
-    elif ! test -d "$APXS_LIBEXEC"; then
-        AC_MSG_ERROR([APXS_LIBEXEC of $APXS_LIBEXEC does not exist])
-    fi
-    AC_MSG_NOTICE([APXS_LIBEXEC is $APXS_LIBEXEC])
+        ])
 
-    if test -z "$APXS_SYSCONFDIR"; then
-        if test -d "$APXS_PREFIX/conf"; then
-            APXS_SYSCONFDIR="$APXS_PREFIX/conf"
-        else
-            AC_MSG_ERROR([can't find Apache conf directory beneath $APXS_PREFIX])
-        fi
-    elif ! test -d "$APXS_SYSCONFDIR"; then
-        AC_MSG_ERROR([APXS_SYSCONFDIR of $APXS_SYSCONFDIR does not exist])
+    AC_MSG_CHECKING([to see if apxs was located])
+    if test ! -f "$APXS" ; then
+        AC_MSG_RESULT(no)
+        AC_MSG_ERROR([Unable to locate apxs script. An Apache development package may be missing from your server, or you may need to use the --with-apxs option.])
     fi
-    AC_MSG_NOTICE([APXS_SYSCONFDIR is $APXS_SYSCONFDIR])
-
-    WANT_APACHE_13="yes"
-
-elif test -n "$APXS"; then
+    AC_MSG_RESULT($APXS)
+    AC_SUBST(APXS)
 
     # extract settings we need from APXS -q
     APXS_CC="`$APXS -q CC`"
     APXS_CFLAGS="`$APXS -q CFLAGS` `$APXS -q CFLAGS_SHLIB`"
     APXS_INCLUDE="`$APXS -q INCLUDEDIR`"
-    APXS_LIBEXEC="`$APXS -q LIBEXECDIR`"
-    APXS_SYSCONFDIR="`$APXS -q SYSCONFDIR`"
-
-    AC_SUBST(APXS)
-    AC_MSG_RESULT(found at $APXS)
-
-    if test -z "`$APXS -q LD_SHLIB`" || test "$APXS_LIBEXEC" = "modules"; then
-           AC_MSG_ERROR(
-[Your APXS installation is broken and cannot be used.
-    Please see http://www.webdav.org/mod_dav/install.html#apxs for
-    more information.])
-    fi
-
-    WANT_APACHE_13="yes"
-
-else
-    # guess we're not doing Apache 1.3
-    AC_MSG_RESULT(no)
-    WANT_APACHE_13="no"
-fi
 fi
 
-if test "$WANT_APACHE_13" = "yes"; then
-    AC_ARG_ENABLE([apxs-install],
-       AC_HELP_STRING([--enable-apxs-install],
-                       [use apxs to install the apache modules]),
-       APXS_INSTALL="yes", )
+AC_SUBST(APXS_CFLAGS)
+AC_SUBST(APXS_INCLUDE)
 
 
-    AC_SUBST(APXS_CFLAGS)
-    AC_SUBST(APXS_INCLUDE)
-    AC_SUBST(APXS_LIBEXEC)
-    AC_SUBST(APXS_SYSCONFDIR)
-
-    # output the Apache 1.3 makefiles
-    WANT_SUBDIRS="$WANT_SUBDIRS mod_shire"
-fi
-# always output the Makefile, even if we don't use it
-AC_CONFIG_FILES([mod_shire/Makefile])
-AM_CONDITIONAL(HAVE_APXS,test -n "$APXS")
-AM_CONDITIONAL(DO_APXS_INSTALL,test -n "$APXS_INSTALL")
-
-
-# Apache 2.0 (mod_shib in apache-2.0)
-#   --with-apache-20   (static build, no idea how to do this yet, so not supported)
-#   --with-apxs2       (DSO build, the normal way, uses apxs to derive build flags)
-#   --without-apxs2    (DSO build, you tell us how to build using the environment)
+# Apache 2.0 (mod_shib_20)
+#   --enable-apache-20
+#   --with-apxs2      (DSO build, the normal way, uses apxs to derive build flags)
+#      --with-apr        (DSO build, APR development package installed separately)
 
 AC_ARG_ENABLE(apache-20,
-       AC_HELP_STRING([--enable-apache-20], [enable the Apache 2.0 modules]),
+       AC_HELP_STRING([--enable-apache-20], [enable the Apache 2.0 module]),
        [ if test "x$enableval" = "x" ; then
               WANT_APACHE_20=yes
          else
              WANT_APACHE_20="$enableval"
          fi
-       ], [ WANT_APACHE_20=no ])
-
-AC_MSG_CHECKING(whether to build Apache-2.0 support)
+       ],[ WANT_APACHE_20=no ])
+AC_MSG_CHECKING(whether to build Apache 2.0 module)
 if test "$WANT_APACHE_20" != yes && test "$WANT_APACHE_20" != no ; then
    WANT_APACHE_20=yes
 fi
 AC_MSG_RESULT($WANT_APACHE_20)
 
-if test "$WANT_APACHE_20" = yes ; then
-
-AC_ARG_WITH(apxs2,
-[  --with-apxs2[=FILE]        Build shared Apache module(s). FILE is the optional
-                          pathname to the Apache apxs tool; defaults to "apxs".],
-[
-    if test "$withval" = "yes"; then
-      for i in /usr/sbin /usr/local/apache/bin ; do
-        if test -f "$i/apxs"; then
-          APXS2="$i/apxs"
+if test "$WANT_APACHE_20" = "yes" ; then
+    AC_ARG_WITH(apxs2, 
+        AC_HELP_STRING([--with-apxs2=FILE], [Specifies where to find the Apache 2.0 apxs script.]),
+        [
+        AC_MSG_CHECKING(for user-specified Apache2 apxs name/location)
+        if test "$withval" != "no" ; then
+          if test "$withval" != "yes"; then
+            APXS2=$withval
+            AC_MSG_RESULT("$withval")
+          fi
         fi
-      done
-      if test -z "$APXS2"; then
-        APXS2=apxs
-      fi
-    else
-      APXS2="$withval"
-    fi
-],
-[
-    AC_PATH_PROG(APXS2, apxs, no)
-])
-
-AC_MSG_CHECKING([for dynamic Apache-2 module support (w/ or w/o APXS)])
-if test "$APXS2" = "no"; then
-
-    # --without-apxs2 means you want the modules,
-    #       but want to tell us how to build them
-    AC_MSG_RESULT(yes, but use environment, not apxs)
-    echo
-    echo "Did you set one or more of these?"
-    echo
-    echo "APXS2_CFLAGS APXS2_PREFIX APXS2_INCLUDE APXS2_LIBEXEC APXS2_SYSCONFDIR"
-    echo
-
-    AC_MSG_NOTICE([APXS2_CFLAGS is $APXS2_CFLAGS])
-
-    # try and find the Apache root
-    if test -z "$APXS2_PREFIX"; then
-        if test -d "/usr/local/apache"; then
-            APXS2_PREFIX="/usr/local/apache"
-        else
-            AC_MSG_ERROR([You MUST set APXS2_PREFIX so the right Apache-2 can be located!])
+        ],
+        [
+        AC_PATH_PROG(APXS2, apxs2, no)
+        if test "$APXS2" = "no" ; then
+            AC_PATH_PROG(APXS2, apxs, no)
         fi
-    elif test ! -d "$APXS2_PREFIX"; then
-        AC_MSG_ERROR([APXS2_PREFIX of $APXS2_PREFIX cannot be found])
-    fi
-    AC_MSG_NOTICE([APXS2_PREFIX is $APXS2_PREFIX])
-    
-
-    # other subfolders might be derived from APXS2_PREFIX
-    if test -z "$APXS2_INCLUDE"; then
-        if test -f "$APXS2_PREFIX/include/httpd.h"; then
-            APXS2_INCLUDE="$APXS2_PREFIX/include"
-        else
-            AC_MSG_ERROR([can't find Apache-2 include files beneath $APXS2_PREFIX])
+        if test "$APXS2" = "no" ; then
+          for i in /usr/sbin /usr/local/apache2/bin /usr/local/apache/bin ; do
+            if test "$APXS2" = "no" && test -f "$i/apxs2" ; then
+              APXS2="$i/apxs2"
+            fi
+          done
+          if test "$APXS2" = "no" ; then
+            for i in /usr/sbin /usr/local/apache2/bin /usr/local/apache/bin ; do
+              if test "$APXS2" = "no" && test -f "$i/apxs" ; then
+                APXS2="$i/apxs"
+              fi
+            done
+          fi
         fi
-    elif ! test -f "$APXS2_INCLUDE/httpd.h"; then
-        AC_MSG_ERROR([APXS2_INCLUDE of $APXS2_INCLUDE does not contain Apache-2 headers])
-    fi
-    AC_MSG_NOTICE([APXS2_INCLUDE is $APXS2_INCLUDE])
+        ])
 
-    if test -z "$APXS2_LIBEXEC"; then
-        if test -d "$APXS2_PREFIX/libexec"; then
-            APXS2_LIBEXEC="$APXS2_PREFIX/libexec"
-        elif test -d "$APXS2_PREFIX/modules"; then
-            APXS2_LIBEXEC="$APXS2_PREFIX/modules"
-        else
-            AC_MSG_ERROR([can't find Apache-2 libexec/module directory beneath $APXS2_PREFIX])
-        fi
-    elif ! test -d "$APXS2_LIBEXEC"; then
-        AC_MSG_ERROR([APXS2_LIBEXEC of $APXS2_LIBEXEC does not exist])
+    AC_MSG_CHECKING([to see if Apache2 apxs was located])
+    if test ! -f "$APXS2" ; then
+        AC_MSG_RESULT(no)
+        AC_MSG_ERROR([Unable to locate Apache2 apxs script. An Apache development package may be missing from your server, or you may need to use the --with-apxs2 option.])
     fi
-    AC_MSG_NOTICE([APXS2_LIBEXEC is $APXS2_LIBEXEC])
+    AC_MSG_RESULT($APXS2)
+    AC_SUBST(APXS2)
 
-    if test -z "$APXS2_SYSCONFDIR"; then
-        if test -d "$APXS2_PREFIX/conf"; then
-            APXS2_SYSCONFDIR="$APXS2_PREFIX/conf"
-        else
-            AC_MSG_ERROR([can't find Apache-2 conf directory beneath $APXS2_PREFIX])
+    # APR settings
+    AC_ARG_WITH(apr, 
+        AC_HELP_STRING([--with-apr=PATH], [where apr-config is installed]),
+        [
+        AC_MSG_CHECKING(for user-specified apr-config name/location)
+        if test "$withval" != "no" ; then
+            if test "$withval" != "yes"; then
+                APR_CONFIG=$withval
+                AC_MSG_RESULT("$withval")
+            fi
         fi
-    elif ! test -d "$APXS2_SYSCONFDIR"; then
-        AC_MSG_ERROR([APXS2_SYSCONFDIR of $APXS2_SYSCONFDIR does not exist])
+        ],
+        [
+        AC_PATH_PROG(APR_CONFIG, apr-config,,[`$APXS2 -q SBINDIR`]:[$PATH])
+        ])
+       if test -f "${APR_CONFIG}"; then
+        APR_CFLAGS="`${APR_CONFIG} --cflags` `${APR_CONFIG} --cppflags` `${APR_CONFIG} --includes`"
+    else
+        AC_MSG_ERROR([Unable to locate apr-config, may need --with-apr option.])
     fi
-    AC_MSG_NOTICE([APXS2_SYSCONFDIR is $APXS2_SYSCONFDIR])
-
-    WANT_APACHE_20="yes"
-
-elif test -n "$APXS2"; then
 
     # extract settings we need from APXS2 -q
     APXS2_CC="`$APXS2 -q CC`"
-    APXS2_CFLAGS="`$APXS2 -q CFLAGS` `$APXS2 -q CFLAGS_SHLIB`"
+    APXS2_CFLAGS="`$APXS2 -q CPPFLAGS` `$APXS2 -q CFLAGS` $APR_CFLAGS"
     APXS2_INCLUDE="`$APXS2 -q INCLUDEDIR`"
-    APXS2_LIBEXEC="`$APXS2 -q LIBEXECDIR`"
-    APXS2_SYSCONFDIR="`$APXS2 -q SYSCONFDIR`"
+fi
 
-    AC_SUBST(APXS2)
-    AC_MSG_RESULT(found at $APXS2)
-
-    if test -z "`$APXS2 -q LD_SHLIB`" && test -z "`$APXS2 -q LIBEXECDIR`" \
-       || test "$APXS2_LIBEXEC" = "modules"; then
-           AC_MSG_ERROR(
-[Your APXS installation is broken and cannot be used.
-    Please see http://www.webdav.org/mod_dav/install.html#apxs for
-    more information.])
-    fi
+AC_SUBST(APXS2_CFLAGS)
+AC_SUBST(APXS2_INCLUDE)
 
-    WANT_APACHE_20="yes"
 
-else
-    # guess we're not doing Apache 2.0
-    AC_MSG_RESULT(no)
-    WANT_APACHE_20="no"
-fi
-fi
+# Apache 2.2 (mod_shib_22)
+#   --enable-apache-22
+#   --with-apxs22     (DSO build, the normal way, uses apxs to derive build flags)
+#      --with-apr1       (DSO build, APR development package installed separately)
 
-if test "$WANT_APACHE_20" = "yes"; then
-    AC_ARG_ENABLE([apxs2-install],
-       AC_HELP_STRING([--enable-apxs2-install],
-                       [use apxs to install the apache-2 modules]),
-       APXS2_INSTALL="yes", )
+AC_ARG_ENABLE(apache-22,
+       AC_HELP_STRING([--enable-apache-22], [enable the Apache 2.2 module]),
+       [ if test "x$enableval" = "x" ; then
+              WANT_APACHE_22=yes
+         else
+             WANT_APACHE_22="$enableval"
+         fi
+       ],[ WANT_APACHE_22=no ])
+AC_MSG_CHECKING(whether to build Apache 2.2 module)
+if test "$WANT_APACHE_22" != yes && test "$WANT_APACHE_22" != no ; then
+   WANT_APACHE_22=yes
+fi
+AC_MSG_RESULT($WANT_APACHE_22)
+
+if test "$WANT_APACHE_22" = "yes" ; then
+    AC_ARG_WITH(apxs22, 
+        AC_HELP_STRING([--with-apxs22=FILE], [Specifies where to find the Apache 2.2 apxs script.]),
+        [
+        AC_MSG_CHECKING(for user-specified Apache2.2 apxs name/location)
+        if test "$withval" != "no" ; then
+          if test "$withval" != "yes"; then
+            APXS22=$withval
+            AC_MSG_RESULT("$withval")
+          fi
+        fi
+        ],
+        [
+        AC_PATH_PROG(APXS22, apxs2, no)
+        if test "$APXS22" = "no" ; then
+            AC_PATH_PROG(APXS22, apxs, no)
+        fi
+        if test "$APXS22" = "no" ; then
+          for i in /usr/sbin /usr/local/apache2/bin /usr/local/apache/bin ; do
+            if test "$APXS22" = "no" && test -f "$i/apxs2" ; then
+              APXS22="$i/apxs2"
+            fi
+          done
+          if test "$APXS22" = "no" ; then
+            for i in /usr/sbin /usr/local/apache2/bin /usr/local/apache/bin ; do
+              if test "$APXS22" = "no" && test -f "$i/apxs" ; then
+                APXS22="$i/apxs"
+              fi
+            done
+          fi
+        fi
+        ])
 
-    AC_SUBST(APXS2_CFLAGS)
-    AC_SUBST(APXS2_INCLUDE)
-    AC_SUBST(APXS2_LIBEXEC)
-    AC_SUBST(APXS2_SYSCONFDIR)
+    AC_MSG_CHECKING([to see if Apache2.2 apxs was located])
+    if test ! -f "$APXS22" ; then
+        AC_MSG_RESULT(no)
+        AC_MSG_ERROR([Unable to locate Apache2.2 apxs script. An Apache development package may be missing from your server, or you may need to use the --with-apxs22 option.])
+    fi
+    AC_MSG_RESULT($APXS22)
+    AC_SUBST(APXS22)
+
+    # APR1 settings
+    AC_ARG_WITH(apr1, 
+        AC_HELP_STRING([--with-apr1=PATH], [where apr-1-config is installed]),
+        [
+        AC_MSG_CHECKING(for user-specified apr-1-config name/location)
+        if test "$withval" != "no" ; then
+            if test "$withval" != "yes"; then
+                APR1_CONFIG=$withval
+                AC_MSG_RESULT("$withval")
+            fi
+        fi
+        ],
+        [
+        AC_PATH_PROG(APR1_CONFIG, apr-1-config,,[`$APXS22 -q SBINDIR`]:[$PATH])
+        ])
+       if test -f "${APR1_CONFIG}"; then
+        APR1_CFLAGS="`${APR1_CONFIG} --cflags` `${APR1_CONFIG} --cppflags` `${APR1_CONFIG} --includes`"
+    else
+        AC_MSG_ERROR([Unable to locate apr-1-config, may need --with-apr1 option.])
+    fi
 
-    # output the Apache 2.0 makefiles
-    WANT_SUBDIRS="$WANT_SUBDIRS apache-2.0"
+    # extract settings we need from APXS22 -q
+    APXS22_CC="`$APXS22 -q CC`"
+    APXS22_CFLAGS="`$APXS22 -q CPPFLAGS` `$APXS22 -q CFLAGS` $APR1_CFLAGS"
+    APXS22_INCLUDE="`$APXS22 -q INCLUDEDIR`"
 fi
-# always output the Makefile, even if we don't use it
-AC_CONFIG_FILES([apache-2.0/Makefile])
-AM_CONDITIONAL(HAVE_APXS2,test -n "$APXS2")
-AM_CONDITIONAL(DO_APXS2_INSTALL,test -n "$APXS2_INSTALL")
+
+AC_SUBST(APXS22_CFLAGS)
+AC_SUBST(APXS22_INCLUDE)
 
 # always output the Makefile, even if you don't use it
 AC_CONFIG_FILES([apache/Makefile])
 AM_CONDITIONAL(BUILD_AP13,test "$WANT_APACHE_13" = "yes")
 AM_CONDITIONAL(BUILD_AP20,test "$WANT_APACHE_20" = "yes")
+AM_CONDITIONAL(BUILD_AP22,test "$WANT_APACHE_22" = "yes")
 
 # add the apache module to the list of wanted subdirs..
-if test "$WANT_APACHE_13" = "yes" || test "$WANT_APACHE_20" = "yes" ; then
+if test "$WANT_APACHE_13" = "yes" || test "$WANT_APACHE_20" = "yes" || test "$WANT_APACHE_22" = "yes" ; then
     WANT_SUBDIRS="$WANT_SUBDIRS apache"
 fi
 
 
 #
-# Implement the checks of the MySQL Credential Cache
+# Implement the checks of the ODBC Storage Service
 #
-# 1) Assume the user wants MySQL; if it's not found then just continue without
-# 2) If the user specifically requested Mysql, look for it and ERROR if not found
-# 3) If the user specifically requested no-mysql, don't build it.
+# 1) Assume the user wants ODBC; if it's not found then just continue without
+# 2) If the user specifically requested odbc, look for it and ERROR if not found
+# 3) If the user specifically requested no odbc, don't build it.
 #
 
-AC_CONFIG_FILES([shib-mysql-ccache/Makefile])
+AC_CONFIG_FILES([odbc-store/Makefile])
 
-# determine whether we should enable the mysql ccache
-AC_ARG_ENABLE([mysql],
-       AC_HELP_STRING([--disable-mysql], [disable the MySQL Credential Cache]),
-       [mysql_enabled=$enableval], [mysql_enabled=default])
+# determine whether we should enable the odbc ccache
+AC_ARG_ENABLE([odbc],
+       AC_HELP_STRING([--disable-odbc], [disable the ODBC Storage Service]),
+       [odbc_enabled=$enableval], [odbc_enabled=default])
 
-if test "x$mysql_enabled" = "x" ; then
-   mysql_enabled=yes
+if test "x$odbc_enabled" = "x" ; then
+   odbc_enabled=yes
 fi
 
-# Are we trying to build MySQL?
-AC_MSG_CHECKING(whether to build the MySQL ccache)
-if test "$mysql_enabled" = "yes" ; then
-   build_mysql=yes
+# Are we trying to build ODBC?
+AC_MSG_CHECKING(whether to build the ODBC storage service)
+if test "$odbc_enabled" = "yes" ; then
+   build_odbc=yes
    AC_MSG_RESULT(yes)
-elif test "$mysql_enabled" = "default" ; then
-   build_mysql=yes
+elif test "$odbc_enabled" = "default" ; then
+   build_odbc=yes
    AC_MSG_RESULT([yes, if it can be found])
 else
-   build_mysql=no
+   build_odbc=no
    AC_MSG_RESULT(no)
 fi
 
-# If we're trying to build MySQL, try to find the mysql_config program,
-# verify we've got mysql >= 4, and make sure we can build with mysqld
-if test "$build_mysql" = "yes" ; then
-   mysql_dir=""
-   AC_ARG_WITH(mysql,
-       AC_HELP_STRING([--with-mysql=PATH], [directory where mysql is installed]),
-           [if test "$with_mysql" = no ; then
-               AC_MSG_ERROR([Try running --disable-mysql instead.])
-             elif test "$with_mysql" != yes ; then
-               mysql_dir="$with_mysql/bin"
+# If we're trying to build ODBC, try to find the odbc_config program.
+if test "$build_odbc" = "yes" ; then
+   odbc_dir=""
+   AC_ARG_WITH(odbc,
+       AC_HELP_STRING([--with-odbc=PATH], [directory where odbc is installed]),
+           [if test "$with_odbc" = no ; then
+               AC_MSG_ERROR([Try running --disable-odbc instead.])
+             elif test "$with_odbc" != yes ; then
+               odbc_dir="$with_odbc/bin"
+               if test "$with_odbc" != /usr ; then
+                 ODBC_CFLAGS="-I$with_odbc/include"
+                 ODBC_LIBS="-L$with_odbc/lib"
+               fi
              fi ])
 
-   # Try to find the mysql_config program
-   AC_PATH_PROG(MYSQL_CONFIG, mysql_config, no, $mysql_dir $PATH )
-
-   if test "$MYSQL_CONFIG" = no ; then
-      if test "$mysql_enabled" = "yes" ; then
-        AC_MSG_ERROR(Cannot find mysql_config)
-      else
-        AC_MSG_WARN(MySQL not found.  skipping.)
-      fi
-   fi
-fi
-
-# if we found mysql_config then build_mysql is 'yes'
-if test "$MYSQL_CONFIG" != no ; then
-   AC_MSG_CHECKING(for mysql version >= 4)
-   mysql_version=`$MYSQL_CONFIG --version`
-   mysql_major_version=`echo $mysql_version | awk -F. '{print $1}'`
-   mysql_version_ok=yes
-   if test $mysql_major_version -lt 4 ; then
-     mysql_version_ok=no
-     if test "$mysql_enabled" = "yes" ; then
-       AC_MSG_ERROR(You need MySQL version >= 4, found $mysql_version)
-     fi
-     AC_MSG_RESULT(no.. skipping MySQL)
+   AC_PATH_PROG(ODBC_CONFIG, odbc_config, no, $odbc_dir $PATH )
+   if test "$ODBC_CONFIG" = no ; then
+      AC_MSG_WARN([Cannot find odbc_config, will try to guess settings.])
+      ODBC_LIBS="$ODBC_LIBS -lodbc"
    else
-     AC_MSG_RESULT(yes)
+      ODBC_CFLAGS=`$ODBC_CONFIG --cflags`
+      ODBC_LIBS=`$ODBC_CONFIG --libs`
    fi
-fi
-
-# if mysql_version_ok is 'yes', then we've made it this far.. ;)
-if test "$mysql_version_ok" = "yes" ; then
-   AC_MSG_CHECKING(for embedded-MySQL libraries)
-   MYSQL_LIBS=`$MYSQL_CONFIG --libmysqld-libs`
-   if test $? != 0 ; then
-      found_mysql=no
-      if test "$mysql_enabled" = "yes" ; then
-        AC_MSG_ERROR(Could not find the MySQL Embedded-server libraries.)
-      else
-        AC_MSG_RESULT(no.. skipping MySQL)
-      fi
-   else
-      found_mysql=yes
-      AC_MSG_RESULT(yes)
-   fi
-fi
-
-# if found_mysql=yes then test that we can actually build mysql
-if test "$found_mysql" = yes ; then
-   MYSQL_CFLAGS=`$MYSQL_CONFIG --cflags`
-   MYSQL_CFLAGS=`eval echo $MYSQL_CFLAGS`
-   MYSQL_LIBS=`eval echo $MYSQL_LIBS`
 
    save_CPPFLAGS="$CPPFLAGS"
-   CPPFLAGS="$CPPFLAGS $MYSQL_CFLAGS"
+   CPPFLAGS="$CPPFLAGS $ODBC_CFLAGS"
 
-   AC_CHECK_HEADER([mysql.h], [have_mysql_h=yes], [have_mysql_h=no])
-   if test "$have_mysql_h" = no -a "$mysql_enabled" = "yes" ; then
-     AC_MSG_ERROR(unable to find MySQL header files)
+   AC_CHECK_HEADER([sql.h], [have_sql_h=yes], [have_sql_h=no])
+   if test "$have_sql_h" = no -a "$odbc_enabled" = "yes" ; then
+     AC_MSG_ERROR(unable to find ODBC header files)
    fi
 
-   if test "$have_mysql_h" = yes ; then
+   if test "$have_sql_h" = yes ; then
       save_LIBS="$LIBS"
-      LIBS="$LIBS $MYSQL_LIBS"
-      AC_MSG_CHECKING(if we can link againt mysql)
+      LIBS="$LIBS $ODBC_LIBS"
+      AC_MSG_CHECKING(if we can link againt ODBC)
       AC_TRY_LINK(
-        [#include <mysql.h>
-        #include <stdio.h>],
-        [mysql_server_init(0, NULL, NULL)],
-       [have_mysql_libs=yes],
-       [have_mysql_libs=no])
+        [#include <sql.h>
+         #include <sqlext.h>
+         #include <stdio.h>],
+        [SQLSetEnvAttr(SQL_NULL_HANDLE, SQL_ATTR_CONNECTION_POOLING, (void*)SQL_CP_ONE_PER_HENV, 0)],
+        [have_odbc_libs=yes],
+        [have_odbc_libs=no])
       LIBS="$save_LIBS"
 
-      if test "$have_mysql_libs" = no ; then
-         if test "$mysql_enabled" = "yes" ; then
-            AC_MSG_ERROR([unable to link with MySQL Embedded Server Library])
-        else
-           AC_MSG_RESULT(no.  skipping MySQL)
-        fi
+      if test "$have_odbc_libs" = no ; then
+         if test "$odbc_enabled" = "yes" ; then
+            AC_MSG_ERROR([unable to link with ODBC Library])
+         else
+            AC_MSG_RESULT(no, skipping ODBC)
+         fi
       fi
    fi
 
    CPPFLAGS="$save_CPPFLAGS"
 fi
 
-# if have_mysql_libs=yes then go ahead with building MySQL
-if test "$have_mysql_libs" = yes ; then
+# if have_odbc_libs=yes then go ahead with building ODBC
+if test "$have_odbc_libs" = yes ; then
    # this AC_MSG_RESULT is from above!
    AC_MSG_RESULT(yes)
-   WANT_SUBDIRS="$WANT_SUBDIRS shib-mysql-ccache"
-   AC_SUBST(MYSQL_CFLAGS)
-   AC_SUBST(MYSQL_LIBS)
+   WANT_SUBDIRS="$WANT_SUBDIRS odbc-store"
+   AC_SUBST(ODBC_CFLAGS)
+   AC_SUBST(ODBC_LIBS)
 fi
 
 
@@ -645,21 +854,35 @@ if test -n "$APXS_CC" && test "$APXS_CC" != "$CC" ; then
   echo "    Current compiler:      $CC"
   echo "   Apache's compiler:      $APXS_CC"
   echo ""
-  echo "This could cause some problems."
+  echo "This could cause problems."
   echo "=================================================================="
 fi
 
 if test -n "$APXS2_CC" && test "$APXS2_CC" != "$CC" ; then
   echo "=================================================================="
-  echo "WARNING: You have chosen to compile Apache-2 modules with a different"
+  echo "WARNING: You have chosen to compile Apache-2.0 modules with a different"
   echo "         compiler than the one used to compile Apache."
   echo ""
   echo "    Current compiler:      $CC"
   echo "   Apache's compiler:      $APXS2_CC"
   echo ""
-  echo "This could cause some problems."
+  echo "This could cause problems."
+  echo "=================================================================="
+fi
+
+if test -n "$APXS22_CC" && test "$APXS22_CC" != "$CC" ; then
+  echo "=================================================================="
+  echo "WARNING: You have chosen to compile Apache-2.2 modules with a different"
+  echo "         compiler than the one used to compile Apache."
+  echo ""
+  echo "    Current compiler:      $CC"
+  echo "   Apache's compiler:      $APXS22_CC"
+  echo ""
+  echo "This could cause problems."
   echo "=================================================================="
 fi
 
+LIBTOOL="$LIBTOOL --silent"
+
 AC_OUTPUT