build/dbd.m4 - apr-util - Git at Google

 dnl -------------------------------------------------------- -*- autoconf -*-
 dnl Copyright 2005 The Apache Software Foundation or its licensors, as
 dnl applicable.
 dnl
 dnl Licensed under the Apache License, Version 2.0 (the "License");
 dnl you may not use this file except in compliance with the License.
 dnl You may obtain a copy of the License at
 dnl
 dnl     http://www.apache.org/licenses/LICENSE-2.0
 dnl
 dnl Unless required by applicable law or agreed to in writing, software
 dnl distributed under the License is distributed on an "AS IS" BASIS,
 dnl WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 dnl See the License for the specific language governing permissions and
 dnl limitations under the License.

 dnl
 dnl DBD module
 dnl

 dnl
 dnl APU_CHECK_DBD: compile backends for apr_dbd.
 dnl
 AC_DEFUN([APU_CHECK_DBD], [
   apu_have_pgsql=0

   AC_ARG_WITH([pgsql], APR_HELP_STRING([--with-pgsql=DIR], [specify PostgreSQL location]),
   [
     apu_have_pgsql=0
     if test "$withval" = "yes"; then
       AC_CHECK_HEADERS(libpq-fe.h, AC_CHECK_LIB(pq, PQsendQueryPrepared, [apu_have_pgsql=1]))
       if test "$apu_have_pgsql" = "0"; then
         AC_CHECK_HEADERS(postgresql/libpq-fe.h, AC_CHECK_LIB(pq, PQsendQueryPrepared, [apu_have_pgsql=1]))
       fi
     elif test "$withval" = "no"; then
       apu_have_pgsql=0
     else
       old_cppflags="$CPPFLAGS"
       old_ldflags="$LDFLAGS"

       pgsql_CPPFLAGS="-I$withval/include"
       pgsql_LDFLAGS="-L$withval/lib "

       APR_ADDTO(CPPFLAGS, [$pgsql_CPPFLAGS])
       APR_ADDTO(LDFLAGS, [$pgsql_LDFLAGS])

       AC_MSG_NOTICE(checking for pgsql in $withval)
       AC_CHECK_HEADERS(libpq-fe.h, AC_CHECK_LIB(pq, PQsendQueryPrepared, [apu_have_pgsql=1]))
       if test "$apu_have_pgsql" != "0"; then
         APR_ADDTO(APRUTIL_LDFLAGS, [-L$withval/lib])
         APR_ADDTO(APRUTIL_INCLUDES, [-I$withval/include])
       fi
       if test "$apu_have_pgsql" != "1"; then
         AC_CHECK_HEADERS(postgresql/libpq-fe.h, AC_CHECK_LIB(pq, PQsendQueryPrepared, [apu_have_pgsql=1]))
         if test "$apu_have_pgsql" != "0"; then
           APR_ADDTO(APRUTIL_INCLUDES, [-I$withval/include/postgresql])
           APR_ADDTO(APRUTIL_LDFLAGS, [-L$withval/lib])
         fi
       fi

       CPPFLAGS="$old_cppflags"
       LDFLAGS="$old_ldflags"
     fi
   ], [
     apu_have_pgsql=0
     AC_CHECK_HEADERS(libpq-fe.h, AC_CHECK_LIB(pq, PQsendQueryPrepared, [apu_have_pgsql=1]))
   ])
   AC_SUBST(apu_have_pgsql)
   dnl Since we have already done the AC_CHECK_LIB tests, if we have it,
   dnl we know the library is there.
   if test "$apu_have_pgsql" = "1"; then
     LDADD_dbd_pgsql=-lpq
   fi
   AC_SUBST(LDADD_dbd_pgsql)
 ])
 dnl
 AC_DEFUN([APU_CHECK_DBD_MYSQL], [
   apu_have_mysql=0

   AC_ARG_WITH([mysql], APR_HELP_STRING([--with-mysql=DIR], [specify MySQL location]),
   [
     apu_have_mysql=0
     if test "$withval" = "yes"; then
       old_cppflags="$CPPFLAGS"
       old_ldflags="$LDFLAGS"

       AC_PATH_PROG([MYSQL_CONFIG],[mysql_config])
       if test "x$MYSQL_CONFIG" != 'x'; then
         mysql_CPPFLAGS="`$MYSQL_CONFIG --include`"
         mysql_LDFLAGS="`$MYSQL_CONFIG --libs_r`"

         APR_ADDTO(CPPFLAGS, [$mysql_CPPFLAGS])
         APR_ADDTO(LDFLAGS, [$mysql_LDFLAGS])
       fi

       AC_CHECK_HEADERS(mysql.h, AC_CHECK_LIB(mysqlclient_r, mysql_init, [apu_have_mysql=1]))
       if test "$apu_have_mysql" = "0"; then
         AC_CHECK_HEADERS(mysql/mysql.h, AC_CHECK_LIB(mysqlclient_r, mysql_init, [apu_have_mysql=1]))
       else
         if test "x$MYSQL_CONFIG" != 'x'; then
           APR_ADDTO(APRUTIL_INCLUDES, [$mysql_CPPFLAGS])
         fi
       fi

       CPPFLAGS="$old_cppflags"
       LDFLAGS="$old_ldflags"
     elif test "$withval" = "no"; then
       apu_have_mysql=0
     else
       old_cppflags="$CPPFLAGS"
       old_ldflags="$LDFLAGS"

       AC_PATH_PROG([MYSQL_CONFIG],[mysql_config],,[$withval/bin])
       if test "x$MYSQL_CONFIG" != 'x'; then
         mysql_CPPFLAGS="`$MYSQL_CONFIG --include`"
         mysql_LDFLAGS="`$MYSQL_CONFIG --libs_r`"
       else
         mysql_CPPFLAGS="-I$withval/include"
         mysql_LDFLAGS="-L$withval/lib "
       fi

       APR_ADDTO(CPPFLAGS, [$mysql_CPPFLAGS])
       APR_ADDTO(LDFLAGS, [$mysql_LDFLAGS])

       AC_MSG_NOTICE(checking for mysql in $withval)
       AC_CHECK_HEADERS(mysql.h, AC_CHECK_LIB(mysqlclient_r, mysql_init, [apu_have_mysql=1]))
       if test "$apu_have_mysql" != "0"; then
         APR_ADDTO(APRUTIL_INCLUDES, [$mysql_CPPFLAGS])
       fi

       if test "$apu_have_mysql" != "1"; then
         AC_CHECK_HEADERS(mysql/mysql.h, AC_CHECK_LIB(mysqlclient_r, mysql_init, [apu_have_mysql=1]))
         if test "$apu_have_mysql" != "0"; then
           APR_ADDTO(APRUTIL_INCLUDES, [-I$withval/include/mysql])
         fi
       fi

       CPPFLAGS="$old_cppflags"
       LDFLAGS="$old_ldflags"
     fi
   ], [
     apu_have_mysql=0

     old_cppflags="$CPPFLAGS"
     old_ldflags="$LDFLAGS"

     AC_PATH_PROG([MYSQL_CONFIG],[mysql_config])
     if test "x$MYSQL_CONFIG" != 'x'; then
       mysql_CPPFLAGS="`$MYSQL_CONFIG --include`"
       mysql_LDFLAGS="`$MYSQL_CONFIG --libs_r`"

       APR_ADDTO(CPPFLAGS, [$mysql_CPPFLAGS])
       APR_ADDTO(LDFLAGS, [$mysql_LDFLAGS])
     fi

     AC_CHECK_HEADERS(mysql.h, AC_CHECK_LIB(mysqlclient_r, mysql_init, [apu_have_mysql=1]))

     if test "$apu_have_mysql" != "0"; then
       if test "x$MYSQL_CONFIG" != 'x'; then
         APR_ADDTO(APRUTIL_INCLUDES, [$mysql_CPPFLAGS])
       fi
     fi

     CPPFLAGS="$old_cppflags"
     LDFLAGS="$old_ldflags"
   ])

   AC_SUBST(apu_have_mysql)

   dnl Since we have already done the AC_CHECK_LIB tests, if we have it,
   dnl we know the library is there.
   if test "$apu_have_mysql" = "1"; then
     LDADD_dbd_mysql=$mysql_LDFLAGS
   fi
   AC_SUBST(LDADD_dbd_mysql)
 ])
 dnl
 AC_DEFUN([APU_CHECK_DBD_SQLITE3], [
   apu_have_sqlite3=0

   AC_ARG_WITH([sqlite3], APR_HELP_STRING([--with-sqlite3=DIR], [enable sqlite3 DBD driver]),
   [
     apu_have_sqlite3=0
     if test "$withval" = "yes"; then
       AC_CHECK_HEADERS(sqlite3.h, AC_CHECK_LIB(sqlite3, sqlite3_open, [apu_have_sqlite3=1]))
     elif test "$withval" = "no"; then
       apu_have_sqlite3=0
     else
       old_cppflags="$CPPFLAGS"
       old_ldflags="$LDFLAGS"

       sqlite3_CPPFLAGS="-I$withval/include"
       sqlite3_LDFLAGS="-L$withval/lib "

       APR_ADDTO(CPPFLAGS, [$sqlite3_CPPFLAGS])
       APR_ADDTO(LDFLAGS, [$sqlite3_LDFLAGS])

       AC_MSG_NOTICE(checking for sqlite3 in $withval)
       AC_CHECK_HEADERS(sqlite3.h, AC_CHECK_LIB(sqlite3, sqlite3_open, [apu_have_sqlite3=1]))
       if test "$apu_have_sqlite3" != "0"; then
         APR_ADDTO(APRUTIL_LDFLAGS, [-L$withval/lib])
         APR_ADDTO(APRUTIL_INCLUDES, [-I$withval/include])
       fi

       CPPFLAGS="$old_cppflags"
       LDFLAGS="$old_ldflags"
     fi
   ], [
     apu_have_sqlite3=0
     AC_CHECK_HEADERS(sqlite3.h, AC_CHECK_LIB(sqlite3, sqlite3_open, [apu_have_sqlite3=1]))
   ])

   AC_SUBST(apu_have_sqlite3)

   dnl Since we have already done the AC_CHECK_LIB tests, if we have it,
   dnl we know the library is there.
   if test "$apu_have_sqlite3" = "1"; then
     LDADD_dbd_sqlite3="-lsqlite3"
   fi
   AC_SUBST(LDADD_dbd_sqlite3)
 ])
 dnl
 AC_DEFUN([APU_CHECK_DBD_SQLITE2], [
   apu_have_sqlite2=0

   AC_ARG_WITH([sqlite2], APR_HELP_STRING([--with-sqlite2=DIR], [enable sqlite2 DBD driver]),
   [
     apu_have_sqlite2=0
     if test "$withval" = "yes"; then
       AC_CHECK_HEADERS(sqlite.h, AC_CHECK_LIB(sqlite, sqlite_open, [apu_have_sqlite2=1]))
     elif test "$withval" = "no"; then
       apu_have_sqlite2=0
     else
       old_cppflags="$CPPFLAGS"
       old_ldflags="$LDFLAGS"

       sqlite2_CPPFLAGS="-I$withval/include"
       sqlite2_LDFLAGS="-L$withval/lib "

       APR_ADDTO(CPPFLAGS, [$sqlite2_CPPFLAGS])
       APR_ADDTO(LDFLAGS, [$sqlite2_LDFLAGS])

       AC_MSG_NOTICE(checking for sqlite2 in $withval)
       AC_CHECK_HEADERS(sqlite.h, AC_CHECK_LIB(sqlite, sqlite_open, [apu_have_sqlite2=1]))
       if test "$apu_have_sqlite2" != "0"; then
         APR_ADDTO(APRUTIL_LDFLAGS, [-L$withval/lib])
         APR_ADDTO(APRUTIL_INCLUDES, [-I$withval/include])
       fi

       CPPFLAGS="$old_cppflags"
       LDFLAGS="$old_ldflags"
     fi
   ], [
     apu_have_sqlite2=0
     AC_CHECK_HEADERS(sqlite.h, AC_CHECK_LIB(sqlite, sqlite_open, [apu_have_sqlite2=1]))
   ])

   AC_SUBST(apu_have_sqlite2)

   dnl Since we have already done the AC_CHECK_LIB tests, if we have it,
   dnl we know the library is there.
   if test "$apu_have_sqlite2" = "1"; then
     LDADD_dbd_sqlite2="-lsqlite"
   fi
   AC_SUBST(LDADD_dbd_sqlite2)
 ])
 dnl
 AC_DEFUN([APU_CHECK_DBD_ORACLE], [
   apu_have_oracle=0

   AC_ARG_WITH([oracle-include],
     APR_HELP_STRING([--with-oracle-include=DIR], [path to Oracle include files]))
   AC_ARG_WITH([oracle],
     APR_HELP_STRING([--with-oracle=DIR], [enable Oracle DBD driver; giving ORACLE_HOME as DIR]),
   [
     apu_have_oracle=0
     if test "$withval" = "yes"; then
       old_cppflags="$CPPFLAGS"

       if test -n "$with_oracle_include"; then
         oracle_CPPFLAGS="$CPPFLAGS -I$with_oracle_include"
         APR_ADDTO(APRUTIL_INCLUDES, [-I$with_oracle_include])
       fi

       APR_ADDTO(CPPFLAGS, [$oracle_CPPFLAGS])

       AC_CHECK_HEADERS(oci.h, AC_CHECK_LIB(clntsh, OCIEnvCreate, [apu_have_oracle=1],[
         unset ac_cv_lib_clntsh_OCIEnvCreate
         AC_CHECK_LIB(clntsh, OCIEnvCreate, [
           apu_have_oracle=1
           LDADD_dbd_oracle="-lnnz10"
         ],,[-lnnz10])
       ]))

       CPPFLAGS="$old_cppflags"
     elif test "$withval" = "no"; then
       apu_have_oracle=0
     else
       old_cppflags="$CPPFLAGS"
       old_ldflags="$LDFLAGS"

       if test -n "$with_oracle_include"; then
         oracle_CPPFLAGS="$CPPFLAGS -I$with_oracle_include"
         APR_ADDTO(APRUTIL_INCLUDES, [-I$with_oracle_include])
       else
         oracle_CPPFLAGS="-I$withval/rdbms/demo -I$withval/rdbms/public"
       fi
       oracle_LDFLAGS="-L$withval/lib "

       APR_ADDTO(CPPFLAGS, [$oracle_CPPFLAGS])
       APR_ADDTO(LDFLAGS, [$oracle_LDFLAGS])

       AC_MSG_NOTICE(checking for oracle in $withval)
       AC_CHECK_HEADERS(oci.h, AC_CHECK_LIB(clntsh, OCIEnvCreate, [apu_have_oracle=1],[
         unset ac_cv_lib_clntsh_OCIEnvCreate
         AC_CHECK_LIB(clntsh, OCIEnvCreate, [
           apu_have_oracle=1
           LDADD_dbd_oracle="-lnnz10"
         ],,[-lnnz10])
       ]))
       if test "$apu_have_oracle" != "0"; then
         APR_ADDTO(APRUTIL_LDFLAGS, [-L$withval/lib])
         APR_ADDTO(APRUTIL_LDFLAGS, [-R$withval/lib])
         if test -z "$with_oracle_include"; then
           APR_ADDTO(APRUTIL_INCLUDES, [-I$withval/rdbms/demo])
           APR_ADDTO(APRUTIL_INCLUDES, [-I$withval/rdbms/public])
         fi
       fi

       CPPFLAGS="$old_cppflags"
       LDFLAGS="$old_ldflags"
     fi
   ], [
     apu_have_oracle=0

     old_cppflags="$CPPFLAGS"

     if test -n "$with_oracle_include"; then
       oracle_CPPFLAGS="$CPPFLAGS -I$with_oracle_include"
       APR_ADDTO(APRUTIL_INCLUDES, [-I$with_oracle_include])
     fi

     APR_ADDTO(CPPFLAGS, [$oracle_CPPFLAGS])

     AC_CHECK_HEADERS(oci.h, AC_CHECK_LIB(clntsh, OCIEnvCreate, [apu_have_oracle=1],[
       unset ac_cv_lib_clntsh_OCIEnvCreate
       AC_CHECK_LIB(clntsh, OCIEnvCreate, [
         apu_have_oracle=1
         LDADD_dbd_oracle=-lnnz10
       ],,[-lnnz10])
     ]))

     CPPFLAGS="$old_cppflags"
   ])

   AC_SUBST(apu_have_oracle)

   dnl Since we have already done the AC_CHECK_LIB tests, if we have it,
   dnl we know the library is there.
   if test "$apu_have_oracle" = "1"; then
     LDADD_dbd_oracle="$LDADD_dbd_oracle -lclntsh"
   fi
   AC_SUBST(LDADD_dbd_oracle)
 ])

 dnl
 AC_DEFUN([APU_CHECK_DBD_FREETDS], [
   apu_have_freetds=0

   AC_ARG_WITH([freetds],
     APR_HELP_STRING([--with-freetds=DIR], [specify FreeTDS location]),
   [
     apu_have_freetds=0
     if test "$withval" = "yes"; then
       AC_CHECK_HEADERS(sybdb.h, AC_CHECK_LIB(sybdb, tdsdbopen, [apu_have_freetds=1]))
     elif test "$withval" = "no"; then
       apu_have_freetds=0
     else
       old_cppflags="$CPPFLAGS"
       old_ldflags="$LDFLAGS"

       sybdb_CPPFLAGS="-I$withval/include"
       sybdb_LDFLAGS="-L$withval/lib "

       APR_ADDTO(CPPFLAGS, [$sybdb_CPPFLAGS])
       APR_ADDTO(LDFLAGS, [$sybdb_LDFLAGS])

       AC_MSG_NOTICE(checking for freetds in $withval)
       AC_CHECK_HEADERS(sybdb.h, AC_CHECK_LIB(sybdb, tdsdbopen, [apu_have_freetds=1]))
       if test "$apu_have_freetds" != "0"; then
         APR_ADDTO(APRUTIL_LDFLAGS, [-L$withval/lib])
         APR_ADDTO(APRUTIL_INCLUDES, [-I$withval/include])
       fi

       CPPFLAGS="$old_cppflags"
       LDFLAGS="$old_ldflags"
     fi
   ], [
     apu_have_freetds=0
     AC_CHECK_HEADERS(sybdb.h, AC_CHECK_LIB(sybdb, tdsdbopen, [apu_have_freetds=1]))
   ])

   AC_SUBST(apu_have_freetds)

   dnl Since we have already done the AC_CHECK_LIB tests, if we have it,
   dnl we know the library is there.
   if test "$apu_have_freetds" = "1"; then
     LDADD_dbd_freetds="$LDADD_dbd_freetds -lsybdb"
     dnl Erm, I needed pcreposix, but I think that dependency has gone
     dnl from the current code
     dnl LDADD_dbd_freetds="$LDADD_dbd_freetds -lsybdb -lpcreposix"
   fi
   AC_SUBST(LDADD_dbd_freetds)
 ])
 dnl

 AC_DEFUN([APU_CHECK_DBD_DSO], [

   AC_ARG_ENABLE([dbd-dso],
      APR_HELP_STRING([--enable-dbd-dso], [build DBD drivers as DSOs]))

   if test "$enable_dbd_dso" = "yes"; then
      AC_DEFINE([APU_DSO_BUILD], 1, [Define if DBD drivers are built as DSOs])

      dsos=
      test $apu_have_oracle = 1 && dsos="$dsos dbd/apr_dbd_oracle.la"
      test $apu_have_pgsql = 1 && dsos="$dsos dbd/apr_dbd_pgsql.la"
      test $apu_have_mysql = 1 && dsos="$dsos dbd/apr_dbd_mysql.la"
      test $apu_have_sqlite2 = 1 && dsos="$dsos dbd/apr_dbd_sqlite2.la"
      test $apu_have_sqlite3 = 1 && dsos="$dsos dbd/apr_dbd_sqlite3.la"
      test $apu_have_freetds = 1 && dsos="$dsos dbd/apr_dbd_freetds.la"

      APU_MODULES="$APU_MODULES $dsos"
   else
      # Statically link the DBD drivers:

      objs=
      test $apu_have_oracle = 1 && objs="$objs dbd/apr_dbd_oracle.lo"
      test $apu_have_pgsql = 1 && objs="$objs dbd/apr_dbd_pgsql.lo"
      test $apu_have_mysql = 1 && objs="$objs dbd/apr_dbd_mysql.lo"
      test $apu_have_sqlite2 = 1 && objs="$objs dbd/apr_dbd_sqlite2.lo"
      test $apu_have_sqlite3 = 1 && objs="$objs dbd/apr_dbd_sqlite3.lo"
      test $apu_have_freetds = 1 && objs="$objs dbd/apr_dbd_freetds.lo"
      EXTRA_OBJECTS="$EXTRA_OBJECTS $objs"

      # Use libtool *.la for mysql if available
      if test $apu_have_mysql = 1; then
        for flag in $LDADD_dbd_mysql
        do
          dir=`echo $flag | grep "^-L" | sed s:-L::`
          if test "x$dir" != 'x'; then
            if test -f "$dir/libmysqlclient_r.la"; then
              LDADD_dbd_mysql=$dir/libmysqlclient_r.la
              break
            fi
          fi
        done
      fi

      APRUTIL_LIBS="$APRUTIL_LIBS $LDADD_dbd_pgsql $LDADD_dbd_sqlite2 $LDADD_dbd_sqlite3 $LDADD_dbd_oracle $LDADD_dbd_mysql $LDADD_dbd_freetds"
      APRUTIL_EXPORT_LIBS="$APRUTIL_EXPORT_LIBS $LDADD_dbd_pgsql $LDADD_dbd_sqlite2 $LDADD_dbd_sqlite3 $LDADD_dbd_oracle $LDADD_dbd_mysql $LDADD_dbd_freetds"
   fi
 ])
	dnl -------------------------------------------------------- -- autoconf --
	dnl Copyright 2005 The Apache Software Foundation or its licensors, as
	dnl applicable.
	dnl
	dnl Licensed under the Apache License, Version 2.0 (the "License");
	dnl you may not use this file except in compliance with the License.
	dnl You may obtain a copy of the License at
	dnl
	dnl http://www.apache.org/licenses/LICENSE-2.0
	dnl
	dnl Unless required by applicable law or agreed to in writing, software
	dnl distributed under the License is distributed on an "AS IS" BASIS,
	dnl WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
	dnl See the License for the specific language governing permissions and
	dnl limitations under the License.

	dnl
	dnl DBD module
	dnl

	dnl
	dnl APU_CHECK_DBD: compile backends for apr_dbd.
	dnl
	AC_DEFUN([APU_CHECK_DBD], [
	apu_have_pgsql=0

	AC_ARG_WITH([pgsql], APR_HELP_STRING([--with-pgsql=DIR], [specify PostgreSQL location]),
	[
	apu_have_pgsql=0
	if test "$withval" = "yes"; then
	AC_CHECK_HEADERS(libpq-fe.h, AC_CHECK_LIB(pq, PQsendQueryPrepared, [apu_have_pgsql=1]))
	if test "$apu_have_pgsql" = "0"; then
	AC_CHECK_HEADERS(postgresql/libpq-fe.h, AC_CHECK_LIB(pq, PQsendQueryPrepared, [apu_have_pgsql=1]))
	fi
	elif test "$withval" = "no"; then
	apu_have_pgsql=0
	else
	old_cppflags="$CPPFLAGS"
	old_ldflags="$LDFLAGS"

	pgsql_CPPFLAGS="-I$withval/include"
	pgsql_LDFLAGS="-L$withval/lib "

	APR_ADDTO(CPPFLAGS, [$pgsql_CPPFLAGS])
	APR_ADDTO(LDFLAGS, [$pgsql_LDFLAGS])

	AC_MSG_NOTICE(checking for pgsql in $withval)
	AC_CHECK_HEADERS(libpq-fe.h, AC_CHECK_LIB(pq, PQsendQueryPrepared, [apu_have_pgsql=1]))
	if test "$apu_have_pgsql" != "0"; then
	APR_ADDTO(APRUTIL_LDFLAGS, [-L$withval/lib])
	APR_ADDTO(APRUTIL_INCLUDES, [-I$withval/include])
	fi
	if test "$apu_have_pgsql" != "1"; then
	AC_CHECK_HEADERS(postgresql/libpq-fe.h, AC_CHECK_LIB(pq, PQsendQueryPrepared, [apu_have_pgsql=1]))
	if test "$apu_have_pgsql" != "0"; then
	APR_ADDTO(APRUTIL_INCLUDES, [-I$withval/include/postgresql])
	APR_ADDTO(APRUTIL_LDFLAGS, [-L$withval/lib])
	fi
	fi

	CPPFLAGS="$old_cppflags"
	LDFLAGS="$old_ldflags"
	fi
	], [
	apu_have_pgsql=0
	AC_CHECK_HEADERS(libpq-fe.h, AC_CHECK_LIB(pq, PQsendQueryPrepared, [apu_have_pgsql=1]))
	])
	AC_SUBST(apu_have_pgsql)
	dnl Since we have already done the AC_CHECK_LIB tests, if we have it,
	dnl we know the library is there.
	if test "$apu_have_pgsql" = "1"; then
	LDADD_dbd_pgsql=-lpq
	fi
	AC_SUBST(LDADD_dbd_pgsql)
	])
	dnl
	AC_DEFUN([APU_CHECK_DBD_MYSQL], [
	apu_have_mysql=0

	AC_ARG_WITH([mysql], APR_HELP_STRING([--with-mysql=DIR], [specify MySQL location]),
	[
	apu_have_mysql=0
	if test "$withval" = "yes"; then
	old_cppflags="$CPPFLAGS"
	old_ldflags="$LDFLAGS"

	AC_PATH_PROG([MYSQL_CONFIG],[mysql_config])
	if test "x$MYSQL_CONFIG" != 'x'; then
	mysql_CPPFLAGS="`$MYSQL_CONFIG --include`"
	mysql_LDFLAGS="`$MYSQL_CONFIG --libs_r`"

	APR_ADDTO(CPPFLAGS, [$mysql_CPPFLAGS])
	APR_ADDTO(LDFLAGS, [$mysql_LDFLAGS])
	fi

	AC_CHECK_HEADERS(mysql.h, AC_CHECK_LIB(mysqlclient_r, mysql_init, [apu_have_mysql=1]))
	if test "$apu_have_mysql" = "0"; then
	AC_CHECK_HEADERS(mysql/mysql.h, AC_CHECK_LIB(mysqlclient_r, mysql_init, [apu_have_mysql=1]))
	else
	if test "x$MYSQL_CONFIG" != 'x'; then
	APR_ADDTO(APRUTIL_INCLUDES, [$mysql_CPPFLAGS])
	fi
	fi

	CPPFLAGS="$old_cppflags"
	LDFLAGS="$old_ldflags"
	elif test "$withval" = "no"; then
	apu_have_mysql=0
	else
	old_cppflags="$CPPFLAGS"
	old_ldflags="$LDFLAGS"

	AC_PATH_PROG([MYSQL_CONFIG],[mysql_config],,[$withval/bin])
	if test "x$MYSQL_CONFIG" != 'x'; then
	mysql_CPPFLAGS="`$MYSQL_CONFIG --include`"
	mysql_LDFLAGS="`$MYSQL_CONFIG --libs_r`"
	else
	mysql_CPPFLAGS="-I$withval/include"
	mysql_LDFLAGS="-L$withval/lib "
	fi

	APR_ADDTO(CPPFLAGS, [$mysql_CPPFLAGS])
	APR_ADDTO(LDFLAGS, [$mysql_LDFLAGS])

	AC_MSG_NOTICE(checking for mysql in $withval)
	AC_CHECK_HEADERS(mysql.h, AC_CHECK_LIB(mysqlclient_r, mysql_init, [apu_have_mysql=1]))
	if test "$apu_have_mysql" != "0"; then
	APR_ADDTO(APRUTIL_INCLUDES, [$mysql_CPPFLAGS])
	fi

	if test "$apu_have_mysql" != "1"; then
	AC_CHECK_HEADERS(mysql/mysql.h, AC_CHECK_LIB(mysqlclient_r, mysql_init, [apu_have_mysql=1]))
	if test "$apu_have_mysql" != "0"; then
	APR_ADDTO(APRUTIL_INCLUDES, [-I$withval/include/mysql])
	fi
	fi

	CPPFLAGS="$old_cppflags"
	LDFLAGS="$old_ldflags"
	fi
	], [
	apu_have_mysql=0

	old_cppflags="$CPPFLAGS"
	old_ldflags="$LDFLAGS"

	AC_PATH_PROG([MYSQL_CONFIG],[mysql_config])
	if test "x$MYSQL_CONFIG" != 'x'; then
	mysql_CPPFLAGS="`$MYSQL_CONFIG --include`"
	mysql_LDFLAGS="`$MYSQL_CONFIG --libs_r`"

	APR_ADDTO(CPPFLAGS, [$mysql_CPPFLAGS])
	APR_ADDTO(LDFLAGS, [$mysql_LDFLAGS])
	fi

	AC_CHECK_HEADERS(mysql.h, AC_CHECK_LIB(mysqlclient_r, mysql_init, [apu_have_mysql=1]))

	if test "$apu_have_mysql" != "0"; then
	if test "x$MYSQL_CONFIG" != 'x'; then
	APR_ADDTO(APRUTIL_INCLUDES, [$mysql_CPPFLAGS])
	fi
	fi

	CPPFLAGS="$old_cppflags"
	LDFLAGS="$old_ldflags"
	])

	AC_SUBST(apu_have_mysql)

	dnl Since we have already done the AC_CHECK_LIB tests, if we have it,
	dnl we know the library is there.
	if test "$apu_have_mysql" = "1"; then
	LDADD_dbd_mysql=$mysql_LDFLAGS
	fi
	AC_SUBST(LDADD_dbd_mysql)
	])
	dnl
	AC_DEFUN([APU_CHECK_DBD_SQLITE3], [
	apu_have_sqlite3=0

	AC_ARG_WITH([sqlite3], APR_HELP_STRING([--with-sqlite3=DIR], [enable sqlite3 DBD driver]),
	[
	apu_have_sqlite3=0
	if test "$withval" = "yes"; then
	AC_CHECK_HEADERS(sqlite3.h, AC_CHECK_LIB(sqlite3, sqlite3_open, [apu_have_sqlite3=1]))
	elif test "$withval" = "no"; then
	apu_have_sqlite3=0
	else
	old_cppflags="$CPPFLAGS"
	old_ldflags="$LDFLAGS"

	sqlite3_CPPFLAGS="-I$withval/include"
	sqlite3_LDFLAGS="-L$withval/lib "

	APR_ADDTO(CPPFLAGS, [$sqlite3_CPPFLAGS])
	APR_ADDTO(LDFLAGS, [$sqlite3_LDFLAGS])

	AC_MSG_NOTICE(checking for sqlite3 in $withval)
	AC_CHECK_HEADERS(sqlite3.h, AC_CHECK_LIB(sqlite3, sqlite3_open, [apu_have_sqlite3=1]))
	if test "$apu_have_sqlite3" != "0"; then
	APR_ADDTO(APRUTIL_LDFLAGS, [-L$withval/lib])
	APR_ADDTO(APRUTIL_INCLUDES, [-I$withval/include])
	fi

	CPPFLAGS="$old_cppflags"
	LDFLAGS="$old_ldflags"
	fi
	], [
	apu_have_sqlite3=0
	AC_CHECK_HEADERS(sqlite3.h, AC_CHECK_LIB(sqlite3, sqlite3_open, [apu_have_sqlite3=1]))
	])

	AC_SUBST(apu_have_sqlite3)

	dnl Since we have already done the AC_CHECK_LIB tests, if we have it,
	dnl we know the library is there.
	if test "$apu_have_sqlite3" = "1"; then
	LDADD_dbd_sqlite3="-lsqlite3"
	fi
	AC_SUBST(LDADD_dbd_sqlite3)
	])
	dnl
	AC_DEFUN([APU_CHECK_DBD_SQLITE2], [
	apu_have_sqlite2=0

	AC_ARG_WITH([sqlite2], APR_HELP_STRING([--with-sqlite2=DIR], [enable sqlite2 DBD driver]),
	[
	apu_have_sqlite2=0
	if test "$withval" = "yes"; then
	AC_CHECK_HEADERS(sqlite.h, AC_CHECK_LIB(sqlite, sqlite_open, [apu_have_sqlite2=1]))
	elif test "$withval" = "no"; then
	apu_have_sqlite2=0
	else
	old_cppflags="$CPPFLAGS"
	old_ldflags="$LDFLAGS"

	sqlite2_CPPFLAGS="-I$withval/include"
	sqlite2_LDFLAGS="-L$withval/lib "

	APR_ADDTO(CPPFLAGS, [$sqlite2_CPPFLAGS])
	APR_ADDTO(LDFLAGS, [$sqlite2_LDFLAGS])

	AC_MSG_NOTICE(checking for sqlite2 in $withval)
	AC_CHECK_HEADERS(sqlite.h, AC_CHECK_LIB(sqlite, sqlite_open, [apu_have_sqlite2=1]))
	if test "$apu_have_sqlite2" != "0"; then
	APR_ADDTO(APRUTIL_LDFLAGS, [-L$withval/lib])
	APR_ADDTO(APRUTIL_INCLUDES, [-I$withval/include])
	fi

	CPPFLAGS="$old_cppflags"
	LDFLAGS="$old_ldflags"
	fi
	], [
	apu_have_sqlite2=0
	AC_CHECK_HEADERS(sqlite.h, AC_CHECK_LIB(sqlite, sqlite_open, [apu_have_sqlite2=1]))
	])

	AC_SUBST(apu_have_sqlite2)

	dnl Since we have already done the AC_CHECK_LIB tests, if we have it,
	dnl we know the library is there.
	if test "$apu_have_sqlite2" = "1"; then
	LDADD_dbd_sqlite2="-lsqlite"
	fi
	AC_SUBST(LDADD_dbd_sqlite2)
	])
	dnl
	AC_DEFUN([APU_CHECK_DBD_ORACLE], [
	apu_have_oracle=0

	AC_ARG_WITH([oracle-include],
	APR_HELP_STRING([--with-oracle-include=DIR], [path to Oracle include files]))
	AC_ARG_WITH([oracle],
	APR_HELP_STRING([--with-oracle=DIR], [enable Oracle DBD driver; giving ORACLE_HOME as DIR]),
	[
	apu_have_oracle=0
	if test "$withval" = "yes"; then
	old_cppflags="$CPPFLAGS"

	if test -n "$with_oracle_include"; then
	oracle_CPPFLAGS="$CPPFLAGS -I$with_oracle_include"
	APR_ADDTO(APRUTIL_INCLUDES, [-I$with_oracle_include])
	fi

	APR_ADDTO(CPPFLAGS, [$oracle_CPPFLAGS])

	AC_CHECK_HEADERS(oci.h, AC_CHECK_LIB(clntsh, OCIEnvCreate, [apu_have_oracle=1],[
	unset ac_cv_lib_clntsh_OCIEnvCreate
	AC_CHECK_LIB(clntsh, OCIEnvCreate, [
	apu_have_oracle=1
	LDADD_dbd_oracle="-lnnz10"
	],,[-lnnz10])
	]))

	CPPFLAGS="$old_cppflags"
	elif test "$withval" = "no"; then
	apu_have_oracle=0
	else
	old_cppflags="$CPPFLAGS"
	old_ldflags="$LDFLAGS"

	if test -n "$with_oracle_include"; then
	oracle_CPPFLAGS="$CPPFLAGS -I$with_oracle_include"
	APR_ADDTO(APRUTIL_INCLUDES, [-I$with_oracle_include])
	else
	oracle_CPPFLAGS="-I$withval/rdbms/demo -I$withval/rdbms/public"
	fi
	oracle_LDFLAGS="-L$withval/lib "

	APR_ADDTO(CPPFLAGS, [$oracle_CPPFLAGS])
	APR_ADDTO(LDFLAGS, [$oracle_LDFLAGS])

	AC_MSG_NOTICE(checking for oracle in $withval)
	AC_CHECK_HEADERS(oci.h, AC_CHECK_LIB(clntsh, OCIEnvCreate, [apu_have_oracle=1],[
	unset ac_cv_lib_clntsh_OCIEnvCreate
	AC_CHECK_LIB(clntsh, OCIEnvCreate, [
	apu_have_oracle=1
	LDADD_dbd_oracle="-lnnz10"
	],,[-lnnz10])
	]))
	if test "$apu_have_oracle" != "0"; then
	APR_ADDTO(APRUTIL_LDFLAGS, [-L$withval/lib])
	APR_ADDTO(APRUTIL_LDFLAGS, [-R$withval/lib])
	if test -z "$with_oracle_include"; then
	APR_ADDTO(APRUTIL_INCLUDES, [-I$withval/rdbms/demo])
	APR_ADDTO(APRUTIL_INCLUDES, [-I$withval/rdbms/public])
	fi
	fi

	CPPFLAGS="$old_cppflags"
	LDFLAGS="$old_ldflags"
	fi
	], [
	apu_have_oracle=0

	old_cppflags="$CPPFLAGS"

	if test -n "$with_oracle_include"; then
	oracle_CPPFLAGS="$CPPFLAGS -I$with_oracle_include"
	APR_ADDTO(APRUTIL_INCLUDES, [-I$with_oracle_include])
	fi

	APR_ADDTO(CPPFLAGS, [$oracle_CPPFLAGS])

	AC_CHECK_HEADERS(oci.h, AC_CHECK_LIB(clntsh, OCIEnvCreate, [apu_have_oracle=1],[
	unset ac_cv_lib_clntsh_OCIEnvCreate
	AC_CHECK_LIB(clntsh, OCIEnvCreate, [
	apu_have_oracle=1
	LDADD_dbd_oracle=-lnnz10
	],,[-lnnz10])
	]))

	CPPFLAGS="$old_cppflags"
	])

	AC_SUBST(apu_have_oracle)

	dnl Since we have already done the AC_CHECK_LIB tests, if we have it,
	dnl we know the library is there.
	if test "$apu_have_oracle" = "1"; then
	LDADD_dbd_oracle="$LDADD_dbd_oracle -lclntsh"
	fi
	AC_SUBST(LDADD_dbd_oracle)
	])

	dnl
	AC_DEFUN([APU_CHECK_DBD_FREETDS], [
	apu_have_freetds=0

	AC_ARG_WITH([freetds],
	APR_HELP_STRING([--with-freetds=DIR], [specify FreeTDS location]),
	[
	apu_have_freetds=0
	if test "$withval" = "yes"; then
	AC_CHECK_HEADERS(sybdb.h, AC_CHECK_LIB(sybdb, tdsdbopen, [apu_have_freetds=1]))
	elif test "$withval" = "no"; then
	apu_have_freetds=0
	else
	old_cppflags="$CPPFLAGS"
	old_ldflags="$LDFLAGS"

	sybdb_CPPFLAGS="-I$withval/include"
	sybdb_LDFLAGS="-L$withval/lib "

	APR_ADDTO(CPPFLAGS, [$sybdb_CPPFLAGS])
	APR_ADDTO(LDFLAGS, [$sybdb_LDFLAGS])

	AC_MSG_NOTICE(checking for freetds in $withval)
	AC_CHECK_HEADERS(sybdb.h, AC_CHECK_LIB(sybdb, tdsdbopen, [apu_have_freetds=1]))
	if test "$apu_have_freetds" != "0"; then
	APR_ADDTO(APRUTIL_LDFLAGS, [-L$withval/lib])
	APR_ADDTO(APRUTIL_INCLUDES, [-I$withval/include])
	fi

	CPPFLAGS="$old_cppflags"
	LDFLAGS="$old_ldflags"
	fi
	], [
	apu_have_freetds=0
	AC_CHECK_HEADERS(sybdb.h, AC_CHECK_LIB(sybdb, tdsdbopen, [apu_have_freetds=1]))
	])

	AC_SUBST(apu_have_freetds)

	dnl Since we have already done the AC_CHECK_LIB tests, if we have it,
	dnl we know the library is there.
	if test "$apu_have_freetds" = "1"; then
	LDADD_dbd_freetds="$LDADD_dbd_freetds -lsybdb"
	dnl Erm, I needed pcreposix, but I think that dependency has gone
	dnl from the current code
	dnl LDADD_dbd_freetds="$LDADD_dbd_freetds -lsybdb -lpcreposix"
	fi
	AC_SUBST(LDADD_dbd_freetds)
	])
	dnl

	AC_DEFUN([APU_CHECK_DBD_DSO], [

	AC_ARG_ENABLE([dbd-dso],
	APR_HELP_STRING([--enable-dbd-dso], [build DBD drivers as DSOs]))

	if test "$enable_dbd_dso" = "yes"; then
	AC_DEFINE([APU_DSO_BUILD], 1, [Define if DBD drivers are built as DSOs])

	dsos=
	test $apu_have_oracle = 1 && dsos="$dsos dbd/apr_dbd_oracle.la"
	test $apu_have_pgsql = 1 && dsos="$dsos dbd/apr_dbd_pgsql.la"
	test $apu_have_mysql = 1 && dsos="$dsos dbd/apr_dbd_mysql.la"
	test $apu_have_sqlite2 = 1 && dsos="$dsos dbd/apr_dbd_sqlite2.la"
	test $apu_have_sqlite3 = 1 && dsos="$dsos dbd/apr_dbd_sqlite3.la"
	test $apu_have_freetds = 1 && dsos="$dsos dbd/apr_dbd_freetds.la"

	APU_MODULES="$APU_MODULES $dsos"
	else
	# Statically link the DBD drivers:

	objs=
	test $apu_have_oracle = 1 && objs="$objs dbd/apr_dbd_oracle.lo"
	test $apu_have_pgsql = 1 && objs="$objs dbd/apr_dbd_pgsql.lo"
	test $apu_have_mysql = 1 && objs="$objs dbd/apr_dbd_mysql.lo"
	test $apu_have_sqlite2 = 1 && objs="$objs dbd/apr_dbd_sqlite2.lo"
	test $apu_have_sqlite3 = 1 && objs="$objs dbd/apr_dbd_sqlite3.lo"
	test $apu_have_freetds = 1 && objs="$objs dbd/apr_dbd_freetds.lo"
	EXTRA_OBJECTS="$EXTRA_OBJECTS $objs"

	# Use libtool *.la for mysql if available
	if test $apu_have_mysql = 1; then
	for flag in $LDADD_dbd_mysql
	do
	dir=`echo $flag \| grep "^-L" \| sed s:-L::`
	if test "x$dir" != 'x'; then
	if test -f "$dir/libmysqlclient_r.la"; then
	LDADD_dbd_mysql=$dir/libmysqlclient_r.la
	break
	fi
	fi
	done
	fi

	APRUTIL_LIBS="$APRUTIL_LIBS $LDADD_dbd_pgsql $LDADD_dbd_sqlite2 $LDADD_dbd_sqlite3 $LDADD_dbd_oracle $LDADD_dbd_mysql $LDADD_dbd_freetds"
	APRUTIL_EXPORT_LIBS="$APRUTIL_EXPORT_LIBS $LDADD_dbd_pgsql $LDADD_dbd_sqlite2 $LDADD_dbd_sqlite3 $LDADD_dbd_oracle $LDADD_dbd_mysql $LDADD_dbd_freetds"
	fi
	])