added install script

.gitignore

@@ -1,3 +1,3 @@
 *
-!install-kernal
+!install-kernel
-!config-history
+!config-history/

install-kernel

@@ -0,0 +1,82 @@
+#! /bin/bash
+
+CONFHIST_DIR=config-history
+PKG_DIR=linux-ck
+BUILDFILE="$PKG_DIR/PKGBUILD"
+PKG_URL=https://aur.archlinux.org/cgit/aur.git/snapshot/linux-ck.tar.gz
+ARCH=x86_64
+
+get_latest_config() {
+	echo "$CONFHIST_DIR/$(ls -Art "$CONFHIST_DIR" | tail -n 1)"
+}
+
+help="$(basename "$0") [-o] [-c] [-h]
+
+Downloads and installs new linux-ck kernel. By default will grab the
+most recent config file from config-history unless the current config
+is different (and exists), in which case it will be assumed more 
+recent and saved in config history. If old config is used and from an
+older kernel, make oldconfig will automatically run.
+
+Options:
+	-o: use the old package even if new is available
+	-c: launch make nconfig
+	-h: show this"
+
+while getopts ":och" OPT; do
+	case ${OPT} in
+		o)
+			OLD_PKG="true"
+			;;
+		c)
+			DO_CONFIG="true"
+			;;
+		h)
+			echo "$help"
+			exit 0
+			;;
+		\?)
+			echo "$help"
+			exit 0
+			;;
+	esac
+done
+
+# pull old config if it exists and is not the most recent
+if [ -e "$BUILDFILE" ]; then
+	echo "checking for old config file"
+	# kver=$(get_from_buildfile "$BUILDFILE" "_srcname")
+    source "$BUILDFILE" # get pkgver
+	oldconf="$PKG_DIR/src/linux-$pkgver/.config"
+	## this file does not always exist?
+	if [ -e "$oldconf" ]; then
+		echo "found old config"
+		oldsum=$(md5sum "$oldconf" | awk '{print $1}')
+		newsum=$(md5sum $(get_latest_config) | awk '{print $1}')
+		if [ "$oldsum" != "$newsum" ]; then
+			echo "copying old config to $CONFHIST_DIR"
+			# cp "$oldconf" "$CONFHIST_DIR/.config-$(date +%Y%m%d%H%M)"
+		else
+			echo "config file up to date. nothing to back up"
+		fi
+	fi
+fi
+
+if [ -z "$OLD_PKG" ]; then
+	echo downloading new package
+	# rm -rf $PKG_DIR
+	# curl -O "$PKG_URL"
+	# tar xzf linux-ck.tar.gz
+
+	latest_conf=$(get_latest_config)
+	echo "copying conf: $latest_conf"
+	# cp "$latest_conf" "$PKG_DIR/config"
+	# updpkgsums "$BUILDFILE"
+fi
+
+# cd "$PKG_DIR"
+# if [ -n "$DO_CONFIG" ]; then
+	# sed -i '/_makenconfig=/ s/$/y/' PKGBUILD
+# fi
+# makepkg -s -r -f -i
+# cd ..