--- tinderd.orig	2010-01-04 20:56:05.000000000 +0100
+++ tinderd	2010-01-05 20:13:58.000000000 +0100
@@ -28,7 +28,22 @@
     do
 	trap "" 1
 
-	ENTRY=$(${pb}/scripts/tc listBuildPortsQueue -s ENQUEUED -r | head -1)
+	ENTRY=""
+
+	if mkdir /tmp/tinderdlock >/dev/null 2>&1; then
+		${pb}/scripts/tc listBuildPortsQueue -s ENQUEUED -r > /tmp/tinderd.$$
+		while read line; do
+			BUILD=$(echo ${line} | cut -d: -f3)
+			if [ ! -f $pb/builds/$BUILD/tinderdlock -a ! -f $pb/builds/$BUILD/lock ]; then
+				touch $pb/builds/$BUILD/tinderdlock
+				ENTRY=$line
+				break
+			fi
+		done < /tmp/tinderd.$$
+		rm /tmp/tinderd.$$
+		rmdir /tmp/tinderdlock
+	fi
+
 	ID=$(echo ${ENTRY} | cut -d: -f1)
 	USER=$(echo ${ENTRY} | cut -d: -f2)
 	BUILD=$(echo ${ENTRY} | cut -d: -f3)
@@ -36,12 +51,14 @@
 	MAIL=$(echo ${ENTRY} | cut -d: -f5)
 
 	if [ -n "${BUILD}" -a -n "${PORT}" -a -n "${ID}" ] ; then
+	    mount -t tmpfs tmpfs ${pb}/${BUILD}
 	    tinderEcho "INFO: Going to build ${PORT} on ${BUILD}"
 	    ${pb}/scripts/tc updateBuildPortsQueueEntryStatus \
 			-i "${ID}" -s PROCESSING
 	    if ! ${pb}/scripts/tc addPort -b "${BUILD}" -d "${PORT}"; then
 	        ${pb}/scripts/tc updateBuildPortsQueueEntryStatus \
 	        -i "${ID}" -s FAIL
+		umount ${pb}/${BUILD}
 	        continue
 	    fi
 
@@ -64,7 +81,9 @@
 	   fi
 
 	   ${pb}/scripts/tc reorgBuildPortsQueue
+	   umount ${pb}/${BUILD}
 
+	   rm $pb/builds/$BUILD/tinderdlock
 	else
 	    tinderEcho "INFO: Nothing to do. Sleeping ${TINDERD_SLEEPTIME} seconds."
 	    trap main_loop 1
--- etc/rc.d/tinderd.orig	2010-01-04 20:56:05.000000000 +0100
+++ etc/rc.d/tinderd	2010-01-05 20:11:17.000000000 +0100
@@ -24,6 +24,7 @@
 : ${tinderd_directory="/space/scripts"}
 : ${tinderd_flags=""}
 : ${tinderd_debug="NO"}
+: ${tinderd_instances="1"}
 
 # path to your executable, might be libexec, bin, sbin, ...
 command="${tinderd_directory}/tinderd"
@@ -39,4 +40,13 @@
     command_args=">/dev/null &"
 fi
 
+start_cmd="${name}_start"
+
+tinderd_start()
+{
+	for i in `jot - 1 ${tinderd_instances}`; do
+		${command} ${tinderd_flags} >/dev/null 2>&1 &
+	done
+}
+
 run_rc_command "$1"