sit_fail() {
    msg="Fail: $1"
    echo "$msg"
    exit 1
}
sit_info() {
    msg=$1
    echo $msg
}


sit_countdown() {
    local tt=$1
    for i in $(seq $tt -1 1); do 
        echo -n "$i "
        sleep 1
    done
    echo
}


unpack() {
	if [ ! -e ${SRC_POOL}/${A} ] ; then
		sit_fail "${SRC_POOL}/${A} doesn't exist"
	fi 
	case "${A##*.}" in
    	bz2)
       	 	tar xjf ${SRC_POOL}/${A} || sit_fail
       		;;
    	gz|tgz)
        	tar xzf ${SRC_POOL}/${A} || sit_fail
        	;;
		xz)
			tar xJf ${SRC_POOL}/${A} || sit_fail
			;;
    	*)
        	sit_fail "Archive format not recogized"
        	;;
	esac
}
src_unpack() {
    unpack
}
sit_unpack() {
    sit_info "Unpacking sources ..."
    cd ${WORKDIR}
    src_unpack
}


src_prepare() {
    /bin/true
}
sit_prepare() {
    sit_info "Preparing sources"
    cd ${SRCDIR}
    src_prepare  || sit_fail "Preparing sources failed"
}


src_configure() {
	${SRCDIR}/configure --prefix=$PREFIX $CONFIGURE_OPTS
    if [ ! -z $LOGDIR  -a -f config.log ] ; then
        cp config.log $LOGDIR
    fi
}
sit_configure() {
    sit_info "Configuring sources ..."
	cd ${BUILDDIR}
    src_configure  || sit_fail "Configure failed"
}


src_build() {
    make $MAKEOPTS
}
sit_build() {
    sit_info "Building sources ..."
	cd ${BUILDDIR}
    src_build  || sit_fail "Build failed"
}


src_pretest() {
    /bin/true
}
sit_pretest() {
    sit_info "Running pre installation tests ..."
    cd ${BUILDDIR}
    src_pretest  || sit_fail "Pre installation tests failed"
}


src_posttest() {
    /bin/true
}
sit_posttest() {
    sit_info "Running post installation tests ..."
    cd ${BUILDDIR}
    src_posttest  || sit_fail "Post installation tests failed"
}


src_install() {
	make install
}
sit_install() {
    sit_info "Installing package ..."
    cd ${BUILDDIR}
    src_install || sit_fail "Install failed"
}

sit_copy_logs() {
    if [ ! -z $LOGDIR ] ; then
        cd $LOGDIR
        bzip2 *.log
        cp $LOGDIR/*.bz2 $PREFIX
    fi
}

src_setperms() {
    chmod -R g+rwX $PREFIX
    chmod -R o+rX  $PREFIX
}
sit_setperms() {
    sit_info "Setting proper permissions"
    src_setperms  || sit_fail "Could not set permissions"
}

sit_sitinfo() {
	local SIT_VERSION="unknown"
	if [ "$(svnversion $SIT_PATH)" != "exported" ] ; then 
		SIT_VERSION="svn-r$(svnversion $SIT_PATH)" 
	elif cd $SIT_PATH; git svn find-rev r1 >/dev/null 2>&1 ; then 
		SIT_VERSION="svn-r$(cd $SIT_PATH; git svn find-rev HEAD)"; 
	else 
		SIT_VERSION="unknown"
	fi
	echo "Invocation: $(ps --pid $$ -o cmd | tail -n 1)"
	echo "Started: $(date)"
	echo "Version: $SIT_VERSION"
	echo "Environment:"
	echo "------------------------------------------------------------------------------"
	env
	echo "------------------------------------------------------------------------------"
}