webkit-setup-env upgraded to support multiple working dirs

webkit-setup-env.sh

export GITDIR='/home/rafaelbrandao/work'
export BASE_PATH=$PATH

prepare-base () {
	unset LIBRARY_PATH
	unset LD_LIBRARY_PATH
	unset WK_SOURCE_DIR
	unset WK_LIBRARY_PATH
	unset QT_SOURCE_DIR
	unset QT_LIBRARY_PATH
	unset QT_BIN_PATH
	unset QTDIR
	unset WEBKIT_TESTFONTS
	unset QML_IMPORT_PATH
	export WK_MODE="Release"
	export GITDIR=$HOME/work
}

prepare-ext () {
	export GITDIR=$HOME/ext
}

prepare-qt5 () {
	export QT_SOURCE_DIR=$GITDIR/qt5
	export QTDIR=$QT_SOURCE_DIR/qtbase
	export QT_LIBRARY_PATH=$QTDIR/lib
	export QT_BIN_PATH=$QTDIR/bin
}

prepare-qt4 () {
	export QT_SOURCE_DIR=$GITDIR/qt4
	export QTDIR=$QT_SOURCE_DIR
	export QT_LIBRARY_PATH=$QTDIR/lib
	export QT_BIN_PATH=$QTDIR/bin
}

prepare-wk2 () {
	export WK_SOURCE_DIR=$GITDIR/webkit
	export WK_LIBRARY_PATH=$WK_SOURCE_DIR/WebKitBuild/$WK_MODE/lib
}

prepare-wk1 () {
	export WK_SOURCE_DIR=$GITDIR/webkit1
	export WK_LIBRARY_PATH=$WK_SOURCE_DIR/WebKitBuild/$WK_MODE/lib
}

prepare-release () {
	export WK_MODE="Release"
}

prepare-debug () {
	export WK_MODE="Debug"
}

setup-env () {
	echo "Setting up environment with '$*'..."
	prepare-base
	for opt in $*;
	do
		PREFIXSEP=$(expr index "$opt" '1-');
		if [ $PREFIXSEP -ne 0 ]; then
			PREFIX=${opt:0:$(expr $PREFIXSEP - 1)};
			SUFFIX=${opt:$PREFIXSEP};
			OLD_GITDIR=$GITDIR
			export GITDIR=$HOME/$PREFIX
			eval prepare-${SUFFIX};
			export GITDIR=OLD_GITDIR
		else
			eval prepare-${opt};
		fi;
	done
	export PATH=$QT_BIN_PATH:$WK_LIBRARY_PATH/../bin:$WK_SOURCE_DIR/Tools/Scripts:$BASE_PATH
	export LD_LIBRARY_PATH=$WK_LIBRARY_PATH:$QT_LIBRARY_PATH:$LD_LIBRARY_PATH
	export LIBRARY_PATH=$LD_LIBRARY_PATH
	export QML_IMPORT_PATH=$WK_LIBRARY_PATH/../imports
	export WEBKIT_TESTFONTS=$GITDIR/testfonts
        echo "Done."
}