#!/bin/sh
echo "Prepping $1"
VRPPACKAGE=$1
VRPSOURCEFILE=${VRPPACKAGE}.orig.tar.gz
VRPPATCHES=${VRPPACKAGE}-*.diff.gz
if [ -d $VRPPACKAGE ]; then
	echo "Directory $VRPPACKAGE already exists, exiting."
	exit 1
fi
if [ -f $VRPSOURCEFILE ]; then
	echo "Extracting $VRPSOURCEFILE"
	tar xzf $VRPSOURCEFILE
else
	echo "$1 did not exist, please specify a vrp source to prep."
	exit 1
fi

if [ x"$VRPPATCHES" != x ]; then
	for VRPPATCH in $VRPPATCHES; do
		echo "Patching with $VRPPATCH"
		cd ${VRPPACKAGE}
		if ! zcat ../$VRPPATCH | patch -p1; then
			echo "Error patching $VRPPACKAGE."
			exit 1
		fi
		cd ..
	done
else
	echo "Patch files ${VRPPACKAGE}-*.diff.gz not found."
	exit 1
fi
