Add script to create a feed directory with package index file for upgrading with opkg.

Makefile

@@ -16,7 +16,7 @@ IncludeWithNewlines = $(subst
 # Name and release number of this package
 PKG_NAME := wifibox
 PKG_VERSION := 0.1.0
-PKG_RELEASE := 3
+PKG_RELEASE := 4
 
 # This specifies the directory where we're going to build the program.  
 # The root build directory, $(BUILD_DIR), is by default the build_mipsel 

extra/create-packages-dir.sh

@@ -0,0 +1,53 @@
+#!/bin/sh
+
+OPENWRT_BASE=/Volumes/openwrt-image-10gb/openwrt
+PKG_SRC_DIR=$OPENWRT_BASE/bin/ar71xx/packages
+PKG_DEST_DIR=wifibox-packages
+MAKE_INDEX_SCRIPT=$OPENWRT_BASE/scripts/ipkg-make-index.sh
+INDEX_FILE=Packages
+INDEX_GZ_FILE=Packages.gz
+
+if [ "x$1" == "x-h" ]; then
+	echo "This script creates a directory with wifibox ipk files found in the openWrt build environment."
+	echo "If specified, the -z option also compresses the result."
+	exit
+fi
+
+if [ ! -d $PKG_DEST_DIR ]; then mkdir $PKG_DEST_DIR; fi
+cp $PKG_SRC_DIR/wifibox*.ipk $PKG_DEST_DIR
+cd $PKG_DEST_DIR
+rm -f $INDEX_FILE
+rm -f $INDEX_GZ_FILE
+
+
+# NOTE: the aliasing construct in the indexing script does not work (and even then, the md5 command defaults to a different output format), so we hack around it here.
+MD5_HACK_ENABLED=0
+which md5sum >/dev/null 2>&1
+if [ $? -eq 1 ]; then
+	MD5_HACK_ENABLED=1
+	TEMPBIN_DIR=/tmp/tempbin23QQDBR
+	mkdir $TEMPBIN_DIR
+
+	cat <<EOF > $TEMPBIN_DIR/md5sum
+`type -p md5` -q \$1
+EOF
+
+	chmod +x $TEMPBIN_DIR/md5sum
+	PATH=$PATH:$TEMPBIN_DIR
+fi
+
+$MAKE_INDEX_SCRIPT . > $INDEX_FILE
+
+if [ $MD5_HACK_ENABLED -eq 1 ]; then
+	rm $TEMPBIN_DIR/md5sum
+	rmdir $TEMPBIN_DIR
+fi
+
+
+gzip -c $INDEX_FILE > $INDEX_GZ_FILE
+
+if [ "x$1" == "x-z" ]; then
+	cd ..
+	echo "Compressing generated package directory..."
+	tar czvf $PKG_DEST_DIR.tgz $PKG_DEST_DIR
+fi