A few cross compile issues

mod_websocket_dt and libnova now correctly build

Makefile

@@ -18,6 +18,9 @@ help:
 	echo "   release             Build both controller and console release"; \
 	echo "   clean               Clean for both controller and console"; \
 	echo ""; \
+	echo "   HOST=<prefix>       Cross compile for <prefix>.";\
+	echo "                       e.g.: HOST=arm-linux-gnueabihf"; \
+	echo ""; \
 	echo "Building a release"; \
 	echo "------------------"; \
 	echo "Simply running \"make release\" will build both the console and"; \
@@ -29,12 +32,12 @@ help:
 	echo "golden repository (on eris.camras.nl)."
 
 
-
-libnova.la:
-	cd libnova-0.13.0 ; ./configure -enable-static -disable-shared --prefix=${CURDIR} ; make; make install
+libnova.la: lib/libnova.la
+lib/libnova.la:
+	cd libnova-0.13.0 ; ./configure -enable-static -disable-shared --prefix=${CURDIR} $(CONF_HOST); make; make install
 
 clean: subdirs_CLEAN
-	rm -rf common/lib/*
+	rm -rf lib/*
 	cd libnova-0.13.0 ; make clean || true
 
 # Rules for building a release
@@ -76,7 +79,7 @@ rel_ctrl: rel_trace rel_log rel_command
 
 rel_libnova: rel_clone_dir
 	@echo "****** Building libnova"; \
-	(cd $(REL_BUILD_DIR)/libnova-0.13.0 ; ./configure -enable-static -disable-shared --prefix=$(REL_BUILD_DIR); make; make install) >/dev/null; \
+	(cd $(REL_BUILD_DIR)/libnova-0.13.0 ; ./configure -enable-static -disable-shared --prefix=$(REL_BUILD_DIR) $(CONF_HOST); make; make install) >/dev/null; \
 	echo "       Done"
 
 

build.mk

@@ -15,9 +15,10 @@ else
 FLEX=/usr/local/bin/flex
 endif
 
-ifdef TARGET
-CC=${TARGET}-gcc
-LIBTOOL=${TARGET}-libtool
+ifdef HOST
+CC=${HOST}-gcc
+LIBTOOL=${HOST}-libtool
+CONF_HOST=--host=${HOST}
 endif
 
 
@@ -54,7 +55,7 @@ endef
 
 %.so:
 	@echo "LT soLD $@"
-	@${LIBTOOL}  --quiet --mode=link gcc $(filter %.lo,$^) -o $@ $(LDFLAGS) $($@_LDFLAGS)
+	@${LIBTOOL}  --quiet --mode=link --tag=CC $(CC) $(filter %.lo,$^) -o $@ $(LDFLAGS) $($@_LDFLAGS)
 
 (%): %
 	@echo "   AR  $^ in $@"