Another old change: make sure all shell vars are set correctly

tmcd/freebsd7/GNUmakefile.in

 #
 # EMULAB-COPYRIGHT
-# Copyright (c) 2000-2007 , 2009University of Utah and the Flux Group.
+# Copyright (c) 2000-2009 University of Utah and the Flux Group.
 # All rights reserved.
 #
 
@@ -37,6 +37,16 @@ RCDIR		= $(DESTDIR)/usr/local/etc/rc.d
 ISMFS		= $(ETCDIR)/ismfs
 INSTALL		= /usr/bin/install -c
 
+destdircheck:
+	@if [ -z "$(DESTDIR)" ]; then \
+	    echo "You must define DESTDIR for this target!"; \
+	    false; \
+	fi
+	@if [ "$(DESTDIR)" = "/" ]; then \
+	    echo "DESTDIR is '/', really really bad idea!"; \
+	    false; \
+	fi
+
 install client-install:	bincheck basefbsd-install etc-install \
 			sup-install script-install bin-install
 
@@ -92,3 +102,11 @@ sysetc-install:	dir-install netif-emulab
 
 script-install:	dir-install
 	$(INSTALL) -m 755 $(SRCDIR)/rc.freebsd $(BINDIR)/rc
+
+frisbee-mfs-install: destdircheck
+	(cd ../freebsd; $(MAKE) frisbee-mfs-install)
+	rm -f $(SYSETCDIR)/rc.early
+	$(INSTALL) -m 644 $(SRCDIR)/frisbee/rc.conf $(SYSETCDIR)/rc.conf
+	$(INSTALL) -m 644 $(SRCDIR)/frisbee/rc.local $(SYSETCDIR)/rc.local
+	$(INSTALL) -m 444 $(SRCDIR)/rc.dhclient $(SYSETCDIR)/rc.conf.d/dhclient
+

tmcd/freebsd7/netif-emulab.in

@@ -24,6 +24,18 @@ _cmdifn=
 ELAB_LOGDIR=@CLIENT_VARDIR@/logs
 ELAB_BOOTDIR=@CLIENT_VARDIR@/boot
 
+# XXX accomodation for BSD-based frisbee MFS
+if [ ! -d "$ELAB_BOOTDIR" ]; then
+	if [ -r /etc/emulab/paths.sh ]; then
+		. /etc/emulab/paths.sh
+		ELAB_LOGDIR=$LOGDIR
+		ELAB_BOOTDIR=$BOOTDIR
+	else
+		ELAB_LOGDIR=/etc/testbed
+		ELAB_BOOTDIR=/etc/testbed
+	fi
+fi
+
 # this is a separate function so we can redirect all the output below
 cnet_dhcp()
 {