# $Id: rpc.m4,v 12.1 2006/05/08 20:52:36 bostic Exp $# Try and configure RPC support.AC_DEFUN(AM_RPC_CONFIGURE, [	AC_DEFINE(HAVE_RPC)	AH_TEMPLATE(HAVE_RPC, [Define to 1 if building RPC client/server.])	# We use the target's rpcgen utility because it may be architecture	# specific, for example, 32- or 64-bit specific.	XDR_FILE=$srcdir/../rpc_server/db_server.x	# Prefer the -C option to rpcgen which generates ANSI C-conformant	# code.	RPCGEN="rpcgen -C"	AC_MSG_CHECKING(["$RPCGEN" build of db_server.h])	$RPCGEN -h $XDR_FILE > db_server.h 2>/dev/null	if test $? -ne 0; then		AC_MSG_RESULT([no])		# Try rpcgen without the -C option.		RPCGEN="rpcgen"		AC_MSG_CHECKING(["$RPCGEN" build of db_server.h])		$RPCGEN -h $XDR_FILE > db_server.h 2>/dev/null		if test $? -ne 0; then			AC_MSG_RESULT([no])			AC_MSG_ERROR(			    [Unable to build RPC support: $RPCGEN failed.])		fi	fi	# Some rpcgen programs generate a set of client stubs called something	# like __db_env_create_4003 and functions on the server to handle the	# request called something like __db_env_create_4003_svc.  Others	# expect client and server stubs to both be called __db_env_create_4003.	#	# We have to generate code in whichever format rpcgen expects, and the	# only reliable way to do that is to check what is in the db_server.h	# file we just created.	if grep "env_create_[[0-9]]*_svc" db_server.h >/dev/null 2>&1 ; then		sed 's/__SVCSUFFIX__/_svc/' \		    < $srcdir/../rpc_server/c/gen_db_server.c > gen_db_server.c	else		sed 's/__SVCSUFFIX__//' \		    < $srcdir/../rpc_server/c/gen_db_server.c > gen_db_server.c	fi	AC_MSG_RESULT([yes])	$RPCGEN -l $XDR_FILE |	sed -e 's/^#include.*db_server.h.*/#include "db_server.h"/' \	    -e '1,/^#include/s/^#include/#include "db_config.h"\&/' > db_server_clnt.c	$RPCGEN -s tcp $XDR_FILE |	sed -e 's/^#include.*db_server.h.*/#include "db_server.h"/' \	    -e 's/^main *()/__dbsrv_main()/' \	    -e 's/^main *(.*argc.*argv.*)/__dbsrv_main(int argc, char *argv[])/' \	    -e '/^db_rpc_serverprog/,/^}/{' \	    -e 's/return;//' \	    -e 's/^}/__dbsrv_timeout(0);}/' \	    -e '}' \	    -e '1,/^#include/s/^#include/#include "db_config.h"\&/' > db_server_svc.c	$RPCGEN -c $XDR_FILE |	sed -e 's/^#include.*db_server.h.*/#include "db_server.h"/' \	    -e '1,/^#include/s/^#include/#include "db_config.h"\&/' > db_server_xdr.c	RPC_SERVER_H=db_server.h	RPC_CLIENT_OBJS="\$(RPC_CLIENT_OBJS)"	ADDITIONAL_PROGS="berkeley_db_svc $ADDITIONAL_PROGS"	# Solaris and HPUX need the nsl library to build RPC.	AC_CHECK_FUNC(svc_run,,	    AC_HAVE_LIBRARY(nsl, LIBSO_LIBS="$LIBSO_LIBS -lnsl"))])