Switch aolserver to start using rc.subr in startup script.

Auto-generate pkg-message to avoid hardcoding /usr/local.

www/aolserver/Makefile

@@ -20,6 +20,10 @@ WRKSRC=	${WRKDIR}/${PORTNAME}-${PORTVERSION}
 
 USE_GMAKE=	yes
 
+USE_RC_SUBR=	YES
+PKGMESSAGE=	${WRKDIR}/pkg-message
+SUB_FILES=	pkg-message
+
 INSTALL_TARGET=	install INST=${PREFIX}/${PORTNAME}
 
 post-extract:
@@ -49,6 +53,6 @@ post-install:
 			>${PREFIX}/etc/rc.d/aolserver.sh ; \
 		${CHMOD} 755 ${PREFIX}/etc/rc.d/aolserver.sh; \
 	fi
-	@${CAT} ${PKGDIR}/pkg-message
+	@${CAT} ${WRKDIR}/pkg-message
 
 .include <bsd.port.mk>

www/aolserver/files/aolserver.sh

@@ -1,21 +1,35 @@
-#!/bin/sh
+#! /bin/sh
+#
+#
+# PROVIDE: aolserver
+# REQUIRE: DAEMON NETWORKING SERVERS
+# KEYWORD: FreeBSD
+#
+# Add the following line to /etc/rc.conf to enable aolserver:
+#
+# aolserver_enable="YES"
+#
+# Tweakable parameters for users to override in rc.conf
 
-PREFIX=%%PREFIX%%/aolserver
-CONFIG=${PREFIX}/nsd.tcl
+aolserver_enable=NO
+aolserver_home=%%PREFIX%%/aolserver
+aolserver_conf=${aolserver_home}/nsd.tcl 
+aolserver_flags="-t ${aolserver_conf} -u nobody -g nobody"
+aolserver_prog=nsd8x
 
-case "$1" in
+. /etc/rc.subr
 
-start)
-        ${PREFIX}/bin/nsd8x -t ${CONFIG} -u nobody -g nobody
-        ;;
+name=aolserver
+rcvar=$(set_rcvar)
+required_files=${aolserver_conf}
+command=${aolserver_home}/bin/${aolserver_prog}
+procname=${aolserver_home}/bin/${aolserver_prog}
 
-stop)
-        ${PREFIX}/bin/nsd8x -t ${CONFIG} -u nobody -g nobody -K
-        ;;
+stop_cmd="stop_cmd"
 
-*)
-        echo "usage: $0 {start|stop}" 1>&2
-        exit 64
-        ;;
+stop_cmd() {
+        ${command} ${aolserver_flags} -K
+}
 
-esac
+load_rc_config ${name}
+run_rc_command "$1"

www/aolserver/files/pkg-message.in

@@ -1,5 +1,5 @@
 
-Assuming you have changed to /usr/local, please copy
+Assuming you have changed to %%PREFIX%%, please copy
 aolserver/sample-config.tcl to aolserver/nsd.tcl and season to taste.
 An example server is in at aolserver/servers/server1, and you should
 similarly copy the contents of this directory to, e.g.,