Add make kernel-config command

Makefile

@@ -13,6 +13,9 @@ $(TARGETS): .dapper
 shell-bind: .dapper
 	./.dapper -m bind -s
 
+kernel-config: .dapper
+	./.dapper config-kernel
+
 clean:
 	@./scripts/clean
 

scripts/config-kernel

@@ -0,0 +1,24 @@
+#!/bin/bash
+set -e
+
+cd $(dirname $0)/..
+if ! ./scripts/download; then
+    echo "blah"
+    exit 1
+fi
+
+./scripts/extract
+run-parts -v ./scripts/hooks
+
+source scripts/build-common
+source scripts/version
+
+DIR=${VERSION}
+
+if [ -e "/source/dist/kernel/linux-${KERNEL_VERSION}-x86.tar.gz" ]; then
+    echo "skipping kernel build - found linux-${KERNEL_VERSION}-rancher-x86.tar.gz in ./dist/kernel/"
+else
+    cd ${BUILD}/${DIR}
+    make oldconfig
+    cp .config ${DIST}/kernel/config
+fi