#!/bin/bash
set -e

if [ -z "$1" ]; then
	echo "usage eclipse.prepare ECLIPSE_PATTERN"
	exit 6
fi
ECLIPSE_PATTERN=$1

# check, if there is exactly 1 eclipse-cpp*.tar.gz in Downloads
pushd Downloads >/dev/null
	if [ $(ls $ECLIPSE_PATTERN| wc -l) -ne 1 ]; then
		echo "Es muss genau ein $ECLIPSE_PATTERN in Downloads sein."
		exit 8
	fi
	eclipse_tgz=$(ls $ECLIPSE_PATTERN)
	
	# entpacke tar.gz
	if [ -d eclipse ]; then
		rm -r eclipse
	fi
	tar xf $eclipse_tgz
popd >/dev/null

# bestimme eclipse version
eversion=${eclipse_tgz#eclipse-*-}
eversion=${eversion%-linux*}
echo "version=$eversion" >> debian/rules.pre
echo "export version=$eversion" >> debian/setenv.sh

# bestimme arch
arch=${eclipse_tgz#*gtk-}
arch=${arch%.tar.gz}
echo "arch=$arch" >> debian/rules.pre
echo "export arch=$arch" >> debian/setenv.sh