UP

#!/usr/bin/env mksh
# $Id: UP,v 1.17 2014/04/25 20:49:22 root Exp $
# sync MirOS CVS repo from primary anoncvs mirror
# (or other mirrors)

what=/cvs
nani=miros-cvs

for rsync in rsync rsync-static false; do
	$rsync --version >/dev/null 2>&1 && break
done
if [[ $rsync = false ]]; then
	echo >&2 Error: cannot find rsync
	exit 1
fi
if wd=$(realpath .); then
	vd=$(realpath $(dirname $0))
else
	wd=$(pwd)
	cd $(dirname $0)
	vd=$(pwd)
fi
cd $vd
p=
a=0
sshx="--rsh=ssh -T"
while :; do
	if [[ $1 = -H ]]; then
		: ${CVSROOT:=_anoncvs@herc.mirbsd.org:$what}
		shift
	elif [[ $1 = -J ]]; then
		: ${CVSROOT:=rsync://rsync.allbsd.org/$nani}
		shift
	elif [[ $1 = -W ]]; then
		: ${CVSROOT:=_anoncvs@fish.mirbsd.org:$what}
		shift
	elif [[ $1 = -4 ]]; then
		sshx="$sshx -4"
		shift
	else
		break
	fi
done
case $1 {
(q)	p=	;;
(c)	p=-cPv	;;
(C)	p=-c	;;
(v)	p=-v	;;
(*)	p=-Pv	;;
}
[[ -n $1 || -n $2 ]] && shift
[[ -e $HOME/.etc/anonkey.mirbsd ]] && sshx="$sshx -i $HOME/.etc/anonkey.mirbsd"
[[ $CVSROOT = rsync://* ]] && sshx=
set -x
nice $rsync -rxlztpgaHS --delete --stats --exclude=/ign/ \
    --numeric-ids ${sshx:+"$sshx"} $p "$@" \
    ${CVSROOT:-_anoncvs@anoncvs.mirbsd.org:$what}/ $vd/
rv=$?
cd $wd
if [[ $a = 1 ]]; then
	umount $vd || rv=1
	mount $vd || rv=1
fi
exit $rv