#!/bin/hush # Announce version sed -n 's/PRETTY_NAME="\([^"]*\)"/\1/p' /etc/os-release export HOME = '/home' export PATH = '/bin:/sbin' # Mount filesystems mountpoint -q proc || mount -t proc proc proc mountpoint -q sys || mount -t sysfs sys sys mountpoint -q dev || mount -t devtmpfs dev dev || mdev -s mkdir -p dev/pts mountpoint -q dev/pts || mount -t devpts dev/pts dev/pts # /tmp inherited from initmpfs # If nobody said how many CPUS to use in builds, try to figure it out. if test -z $CPUS { export CPUS = $[echo /sys/devices/system/cpu/cpu[0-9]* | wc -w] test $CPUS -lt 1 && global CPUS := '1' } export PS1 = ""($HOST:$CPUS) \w \$ "" # When running under qemu, do some more setup if test $Pid -eq 1 { # Note that 10.0.2.2 forwards to 127.0.0.1 on the host. # Setup networking for QEMU (needs /proc) ifconfig eth0 10.0.2.15 route add default gw 10.0.2.2 # If we have no RTC, try rdate instead: test $[date +%s] -lt 1000 && rdate 10.0.2.2 # or time-b.nist.gov # mount hda on /usr/overlay, hdb on /home, and hdc on /mnt, if available test -b /dev/[hsv]da && mkdir -p /usr/overlay && mount /dev/[hsv]da /usr/overlay test -b /dev/[hsv]db && mount -o noatime /dev/[hsv]db /home && cd /home test -b /dev/[hsv]dc && mount -o ro /dev/[hsv]dc /mnt test -z $CONSOLE && global CONSOLE := $[sed -n 's@.* console=\(/dev/\)*\([^ ]*\).*@\2@p' /proc/cmdline] # Call overlay/init if available test -e /usr/overlay/init && source /usr/overlay/init test -z $HANDOFF && echo Type exit when done. && global HANDOFF := '/bin/hush' test -z $CONSOLE && global CONSOLE := 'console' exec /sbin/oneit -c /dev/"$CONSOLE" $HANDOFF # If we're not PID 1, it's probably a chroot. } else { test ! -z $[grep "default for QEMU" /etc/resolv.conf] && echo "nameserver 8.8.8.8" > /etc/resolv.conf # If we have no RTC, try using ntp to set the clock test $[date +%s] -lt 10000000 && ntpd -nq -p north-america.pool.ntp.org # Switch to a shell with command history. echo Type exit when done. /bin/hush cd / umount ./dev/pts umount ./dev umount ./sys umount ./proc sync }