#!/bin/sh
echo "makeing rootdir"
mkdir rootfs
cd rootfs
echo "makeing dir: bin dev etc lib proc sbin sys usr"
mkdir bin dev etc lib proc sbin sys usr
mkdir usr/bin usr/lib usr/sbin lib/modules
mkdir etc/init.d
#Don't use mknod, unless you run this Script as
mknod -m 600 dev/console c 5 1
mknod -m 666 dev/null c 1 3
echo "making dir: mnt tmp var"
mkdir mnt tmp var
chmod 1777 tmp
mkdir var/lib var/lock var/log var/run var/tmp
chmod 1777 var/tmp
echo "making dir: home root boot"
mkdir home root boot
echo "done"
echo "must have a init in root"
cat > etc/fstab << EOF
proc /proc proc defaults 0 0
none /tmp ramfs defaults 0 0
mdev /dev ramfs defaults 0 0
sysfs /sys sysfs defaults 0 0
EOF
cat > etc/hostname << EOF
src-yinzh
EOF
cat > etc/profile << EOF
#/etc/profile: system-wide .profile file
export LD_LIBRARY_PATH=/lib:/usr/lib
PATH=/bin:/sbin:/usr/bin:/usr/sbin
export PATH
HOSTNAME=`/bin/hostname`
export PS1="\\e[32m[$USER@$HOSTNAME \\w\\a]\\$\\e[00;37m "
EOF
cat > etc/issue << EOF
linux version test
EOF
cat > etc/securetty <
# /etc/securetty: list of terminals on which root is allowed to login.
# See securetty(5) and login(1).
console
# Virtual consoles
tty1
tty2
tty3
tty4
tty5
tty6
tty7
# UART serial ports
ttyS0
ttyS1
ttyS2
# telnet login enable
pts/1
pts/2
EOF
cat > etc/inittab << EOF
#/etc/inittab
::sysinit:/bin/mount -t proc proc /proc
::sysinit:/bin/mkdir -p /dev/pts
::sysinit:/bin/mkdir -p /dev/shm
::sysinit:/etc/init.d/rcS
# Put a getty on the serial port
ttyS0::respawn:/sbin/getty -L ttyS0 115200 vt100
::respawn:/sbin/getty 38400 tty1
::respawn:/sbin/getty 38400 tty2
tty3::respawn:-/bin/sh
# Stuff to do for the 3-finger salute
::ctrlaltdel:/sbin/reboot
# Stuff to do before rebooting
::shutdown:/etc/init.d/rcK
::shutdown:/bin/umount -a -r
::shutdown:/sbin/swapoff -a
EOF
cat > etc/init.d/rcS << EOF
#!/bin/sh
echo "Processing etc/init.d/rcS"
/bin/mount -a
# Start all init scripts in /etc/init.d
# executing them in numerical order.
for i in /etc/init.d/S??* ;do
# Ignore dangling symlinks (if any).
[ ! -f "$i" ] && continue
case "$i" in
*.sh)
# Source shell script for speed.
(
trap - INT QUIT TSTP
set start
. $i
)
;;
*)
# No sh extension, so fork subprocess.
$i start
;;
esac
done
EOF
cat > etc/init.d/rcK << EOF
#!/bin/sh
# Stop all init scripts in /etc/init.d
# executing them in reversed numerical order.
for i in $(ls -r /etc/init.d/S??*) ;do
# Ignore dangling symlinks (if any).
[ ! -f "$i" ] && continue
case "$i" in
*.sh)
# Source shell script for speed.
(
trap - INT QUIT TSTP
set stop
. $i
)
;;
*)
# No sh extension, so fork subprocess.
$i stop
;;
esac
done
EOF
cat > etc/init.d/S10mdev << EOF
#!/bin/sh
# Start mdev....
case "$1" in
start)
echo "Starting mdev..."
/sbin/mdev -s
;;
stop)
;;
restart|reload)
;;
*)
echo $"Usage: $0 {start|stop|restart}"
exit 1
esac
exit $?
EOF
cat > etc/init.d/S11hostname << EOF
#!/bin/sh
case "$1" in
start)
/bin/hostname -F /etc/hostname
;;
stop)
;;
restart|reload)
;;
*)
echo $"Usage: $0 {start|stop|restart}"
exit 1
esac
exit $?
EOF
cd rootfs;find . | cpio -o -H newc | gzip > ../image.cpio.gz
#qemu -kernel vmlinuz-2.6.32-5-686 -append "root=/dev/ram0" -initrd image.cpio.gz
