#!/bin/bash

[[ ${FLOCKER} != $0 ]] && exec env FLOCKER=$0 flock -en $0 -c "$0 $*" || :

logdir="/var/log"
sync_log="${logdir}/rsync.log"
up_log="${logdir}/emerge-updates.log"

GS_RSYNC=false
GS_EUPDATEDB=true
GS_FETCH=false
GS_UPWORLD=true
conf="/etc/gentoo-sync.conf"
[[ -e ${conf} ]] && . "${conf}"

export NOCOLOR=true

(
date

if ${GS_RSYNC} ; then
	# For slow systems, run rsync directly.
	for f in make.globals make.conf ; do
		for d in /etc /etc/portage /usr/share/portage/config ; do
			f="${d}/make.globals"
			[[ -e ${f} ]] && . ${f} && break
		done
	done
	: ${PORTAGE_RSYNC_OPTS:=-azO --delete --exclude=/distfiles --exclude=/local --exclude=/packages}
	: ${SYNC:=rsync://rsync.gentoo.org/gentoo-portage}
	: ${PORTDIR:=/usr/portage}
	exec rsync ${PORTAGE_RSYNC_OPTS} ${PORTAGE_RSYNC_EXTRA_OPTS} ${SYNC}/ ${PORTDIR}/
fi

emerge --sync -q
date
${GS_EUPDATEDB} && $(type -P eupdatedb)
date
${GS_FETCH} && emerge world -Duf
#q -qr
date
) >& ${sync_log}

if ${GS_UPWORLD} ; then
	(
	eval $(portageq envvar -v PORTDIR)
	cd "${PORTDIR}"
	good_pkgs=$(ls -d `qlist -IC`)
	echo 'emerge -u1 --keep-going $(awk '\''$2 ~ /\// {print $2}'\'' '${up_log}')'
	emerge ${good_pkgs} -upq --cols
	) >& ${up_log}
fi