1#!/bin/sh
2
3PATH=/sbin:/bin:/usr/sbin:/usr/bin
4
5do_mount_fs() {
6	grep -q "$1" /proc/filesystems || return
7	test -d "$2" || mkdir -p "$2"
8	mount -t "$1" "$1" "$2"
9}
10
11do_mknod() {
12	test -e "$1" || mknod "$1" "$2" "$3" "$4"
13}
14
15mkdir -p /proc
16mount -t proc proc /proc
17
18do_mount_fs sysfs /sys
19do_mount_fs debugfs /sys/kernel/debug
20do_mount_fs devtmpfs /dev
21do_mount_fs devpts /dev/pts
22do_mount_fs tmpfs /dev/shm
23
24mkdir -p /run
25mkdir -p /var/run
26
27do_mknod /dev/console c 5 1
28do_mknod /dev/null c 1 3
29do_mknod /dev/zero c 1 5
30
31exec sh </dev/console >/dev/console 2>/dev/console
32