plan9fox/rc/bin/sysupdate

#!/bin/rc

rfork en

updating=()
nl='
'
if(! test -d /dist/plan9front/.git){
	>[1=2] echo 'end of line for hg: moving to git.'
	updating=1

	if(! test -f /bin/git/pull){
		>[1=2] echo 'git is required:'
		>[1=2] echo '	cd /sys/src/cmd/git && mk install'
		exit gitless
	}

	>[1=2] echo '	fetching snapshot...'
	cd /dist/plan9front
	hget http://git.9front.org/static/plan9front-seed.tar.gz | tar xz
	mv .git-snap .git

	git/fs
	git/walk >/dev/null
	>[1=2] echo '	pulling with git...'
}

cd /
if(! test -d .git)
	bind -ac /dist/plan9front /
git/pull -u gits://git.9front.org/plan9front/plan9front

if(~ $updating 1)
	>[1=2] echo 'got git: you may remove /dist/plan9front/.hg'
exit ''