freebsd-nq/etc/rc.diskless2
Sheldon Hearn f66e7afa28 Add to defaults/rc.conf a new function source_rc_confs which rc
scripts may use to source safely overrides in ${rc_conf_files}
files.

This protects users who insist on the bad practice of copying
/etc/defaults/rc.conf to /etc/rc.conf from a recursive loop
that exhausts available file descriptors.

Several people have expressed interest in breaking this function
out into its own shell script.  Anyone who wants to embark on
such an undertaking would do well to study the attributed PR.

PR:		17595
Reported by:	adrian
Submitted by:	Doug Barton <Doug@gorean.org>
2000-04-27 08:43:49 +00:00

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# $FreeBSD$
#
# rc.diskless2
#
# If there is a global system configuration file, suck it in.
#
if [ -r /etc/defaults/rc.conf ]; then
. /etc/defaults/rc.conf
source_rc_confs
elif [ -r /etc/rc.conf ]; then
. /etc/rc.conf
fi
mount_mfs -s ${varsize:=65536} -T qp120at dummy /var
var_dirs="run dev db msgs tmp spool spool/mqueue spool/lpd spool/output \
spool/output/lpd"
for i in ${var_dirs}
do
mkdir /var/${i}
done
chmod 755 /var/run
chmod 755 /var/db
chmod 755 /var/spool
chmod 1777 /var/tmp
chown -R root.daemon /var/spool/output
chgrp daemon /var/spool/lpd
#
# XXX make sure to create one dir for each printer as requested by lpd
#
if [ ! -h /tmp -a ! -h /var/tmp ]; then
mount_null /var/tmp /tmp
fi
# extract a list of device entries, then copy them to a writable partition
(cd /; find -x dev | cpio -o -H newc) > /tmp/dev.tmp
mount_mfs -s 4096 -i 512 -T qp120at dummy /dev
(cd /; cpio -i -H newc -d < /tmp/dev.tmp)