#!/bin/bash
set -e

if [ -d GF ]
then
	pushd GF >/dev/null
		svn up
	popd >/dev/null
else
	svn co https://wagnertech.de/svnpriv/Verwaltung/GF
fi

if [ $1 == TOP ]; then

	# work  on current tree
	ln -sf ../../Kurse/Linux .
	ln -sf ../../Kurse/Logo .
	pushd .. >/dev/null
		rm *.tex
		ln -sf src/Linux/Linux.tex .
	popd >/dev/null

else

	# check out version
	if [ -d Linux ]; then
		rm -rf Linux
	fi
	svn co -r $1 https://wagnertech.de/svn/Projekte/Kurse/Linux
	ln -sf ../../Kurse/Logo .
	pushd .. >/dev/null
		rm *.tex
		sed "s/\\\_BUILD/$1/" src/Linux/Linux.tex >./Linux.tex
	popd >/dev/null
fi

pushd .. >/dev/null
	ln -sf src/GF/wagner_tech_briefbogen_blau_fs1.pdf .
	ln -sf projects/tools/tex/*.sty .
	ln -sf src/Linux/units .
	ln -sf src/Linux/img .
	echo "COMPILE_TARGET = Linux.pdf" >make.pre
	echo "SOURCES = \\" >> make.pre
	for file in $(ls units/*.tex)
	do
		echo "  $file \\" >> make.pre
	done
	echo >> make.pre
popd >/dev/null