assemble-firmware: add parameter "-e"

Parameter "-e" will define a directory with files that
will be included into the Firmware-images

This is the implementation of previous commit "use
openwrt/files to embedd files directly into image" for
the imagebuilder

Makefile

@@ -143,7 +143,7 @@ firmwares: stamp-clean-firmwares .stamp-firmwares
 	  FEED_REVISION=`cd $$FEED_DIR; $(REVISION)`; \
 	  echo "Feed $$FEED: repository from $$FEED_GIT_REPO, git branch \"$$FEED_GIT_BRANCH_ESC\", revision $$FEED_REVISION" >> $$VERSION_FILE; \
 	done
-	./assemble_firmware.sh -p "$(PROFILES)" -i $(IB_FILE) -t $(FW_TARGET_DIR) -u "$(PACKAGES_LIST_DEFAULT)"
+	./assemble_firmware.sh -p "$(PROFILES)" -i $(IB_FILE) -e $(FW_DIR)/embedded-files -t $(FW_TARGET_DIR) -u "$(PACKAGES_LIST_DEFAULT)"
 	# get relative path of firmwaredir
 	$(eval RELPATH := $(shell perl -e 'use File::Spec; print File::Spec->abs2rel(@ARGV) . "\n"' "$(FW_TARGET_DIR)" "$(FW_DIR)" ))
 	# shorten firmware of images to prevent some (TP-Link) firmware-upgrader from complaining

assemble_firmware.sh

@@ -70,17 +70,21 @@ $0 -i <IB_FILE> -p <profile>
 -l <dir> (optional) directory to the package lists
 -n <dir> (optional) path to a temp directory
 -u <list> usecase. seperate multiple usecases by a space
+-e <dir> (optional) directory of files to directtly include into image
 "
 }
 
-while getopts "di:l:n:p:t:u:" option; do
+while getopts "di:l:n:p:t:u:e:" option; do
         case "$option" in
 		d)
 			DEBUG=y
 			;;
                 i)
                         IB_FILE="$OPTARG"
                         ;;
+                e)
+                        MBED_DIR="$OPTARG"
+                        ;;
                 p)
                         PROFILES="$OPTARG"
                         ;;
@@ -163,6 +167,12 @@ for profile in $PROFILES ; do
 			img_params="$img_params CUSTOM_POSTINST_SCRIPT=$hookfile"
 		fi
 
+		if [ -n "$MBED_DIR" ]; then
+			mbed_dir=$(to_absolute_path "${MBED_DIR}")
+			info "embedding files from $mbed_dir."
+			img_params="$img_params FILES=$mbed_dir"
+		fi
+
 		packages=$(parse_pkg_list_file "${PKGLIST_DIR}/${package_list}.txt")
 
 		# ensure BIN_DIR is valid