git: 9front

ref: 2f4e6dd1a8b367044948f75f62b51aae2a944dd2
dir: /sys/src/9/boot/conf.rc/

View raw version 
#!/bin/rc

mounted=0
found=0

fn confmount{
	part=`{echo $1 | sed 's!^.*/!!g; s!''$!!g'}

	switch($part){
	case dos
		mprog=dossrv
	case 9fat
		mprog=dossrv
	case fd?disk
		mprog=dossrv
	case data
		mprog=9660srv
	case *
		mprog=0
		mounted=0
	}

	if(! ~ $mprog 0){
		$mprog -f $1 conf >/dev/null >[2=1]
		mount /srv/conf /mnt/conf
		mounted=1
	}
}

fn findconf{
	# search cd/dvd drives first
	for(d in $cddevs /dev/sd* /dev/fd*disk)
	for(p in `{ls $d}){
		if(~ $found 0){
			confmount $p
			if(test -e /mnt/conf/plan9.ini)
				found=1
			if(test $mounted -eq 1 -a $found -eq 0){
				unmount /mnt/conf
				rm /srv/conf
			}
		}
	}
}

fn bootconf{
	findconf
	if(~ $found 1)
		parseconf
}