First implementation

bin/compile

@@ -0,0 +1,25 @@
+#!/usr/bin/env bash
+# bin/compile <build-dir> <cache-dir> <env-dir>
+
+BUILD_DIR=${1:-}
+CACHE_DIR=${2:-}
+ENV_DIR=${3:-}
+
+if [ -f $ENV_DIR/BUILDPACK_PATH ]; then
+	BUILDPACK_PATH =`cat $ENV_DIR/BUILDPACK_PATH`
+	if [ -d $BUILD_DIR/$BUILDPACK_PATH ]; then
+	 	echo "-----> Subdir buildpack in " + $BUILDPACK_PATH
+	 	echo "       creating cache: " + $CACHE_DIR
+	 	mkdir -p $CACHE_DIR
+	 	echo "       moving working dir: " + $BUILDPACK_PATH + " to cache"
+	 	TMP_DIR = `mktemp -d $CACHE_DIR/subdirXXXXX`
+	 	cp -R $BUILD_DIR/$BUILDPACK_PATH/ $TMP_DIR
+	 	rm -rf $BUILD_DIR
+	 	mkdir -p $BUILD_DIR
+	 	cp -R $TMP_DIR/ $BUILD_DIR/
+	 	ls $BUILD_DIR
+	 	exit 0
+	fi
+fi
+
+

bin/detect

@@ -0,0 +1,5 @@
+#!/usr/bin/env bash
+# bin/detect <build-dir>
+
+echo "Subdir buildpack"
+exit 0

bin/release

@@ -0,0 +1,3 @@
+#!/usr/bin/env bash
+
+echo "--- {}"