slitaz-boot-scripts annotate etc/init.d/bootopts.sh @ rev 36

Let user know if home device is not found
author Christophe Lincoln <pankso@slitaz.org>
date Sun Feb 24 00:04:31 2008 +0100 (2008-02-24)
parents 39c3cc19d5b9
children 439cb0a8e2d0
rev   line source
pankso@6 1 #!/bin/sh
pankso@6 2 # /etc/init.d/bootopts.sh - SliTaz boot options from the cmdline.
pankso@6 3 #
pankso@6 4 . /etc/init.d/rc.functions
pankso@6 5
pankso@32 6 # Check if swap file must be generated in /home: swap=size (Mb).
pankso@32 7 # This option is used with home=device.
pankso@32 8 gen_home_swap()
pankso@32 9 {
pankso@32 10 if grep -q "swap=[1-9]*" /proc/cmdline; then
pankso@32 11 SWAP_SIZE=`cat /proc/cmdline | sed 's/.*swap=\([^ ]*\).*/\1/'`
pankso@32 12 # DD to gen a virtual disk.
pankso@32 13 echo "Generating swap file: /home/swap ($SWAP_SIZE)..."
pankso@32 14 dd if=/dev/zero of=/home/swap bs=1M count=$SWAP_SIZE
pankso@32 15 # Make the Linux swap filesystem.
pankso@32 16 mkswap /home/swap
pankso@32 17 fi
pankso@32 18 }
pankso@32 19
pankso@35 20 # Mount /home and check for user hacker home dir.
pankso@35 21 #
pankso@35 22 mount_home()
pankso@35 23 {
pankso@35 24 echo "Home has been specified to $DEVICE..."
pankso@35 25 echo "Sleeping 10 s to let the kernel detect the device... "
pankso@35 26 sleep 10
pankso@35 27
pankso@35 28 DEVID=$DEVICE
pankso@35 29 if [ -x /sbin/blkid ]; then
pankso@35 30 # Can be label, uuid or devname. DEVID give us first: /dev/name.
pankso@35 31 DEVID=`/sbin/blkid | grep $DEVICE | cut -d: -f1`
pankso@35 32 DEVID=${DEVID##*/}
pankso@35 33 fi
pankso@35 34 if [ -n "$DEVID" ] && grep -q "$DEVID" /proc/partitions ; then
pankso@35 35 echo "Mounting /home on /dev/$DEVID... "
pankso@35 36 mv /home/hacker /tmp/hacker-home
pankso@35 37 mount /dev/$DEVID /home
pankso@35 38 gen_home_swap
pankso@35 39 else
pankso@36 40 echo "Unable to find $DEVICE... "
pankso@35 41 fi
pankso@35 42 # Move all hacker dir if needed.
pankso@35 43 if [ ! -d "/home/hacker" ] ; then
pankso@35 44 mv /tmp/hacker-home /home/hacker
pankso@35 45 chown -R hacker.hacker /home/hacker
pankso@35 46 else
pankso@35 47 rm -rf /tmp/hacker-home
pankso@35 48 fi
pankso@35 49 }
pankso@35 50
pankso@6 51 # Parse /proc/cmdline with grep.
pankso@6 52 #
pankso@6 53
pankso@6 54 echo "Parsing kernel cmdline for SliTaz live options... "
pankso@6 55
pankso@6 56 # Check for a specified home directory on cmdline (home=*).
pankso@6 57 #
pankso@6 58 if grep -q "home=usb" /proc/cmdline; then
pankso@6 59 DEVICE=sda1
pankso@6 60 mount_home
pankso@6 61 elif grep -q "home=" /proc/cmdline; then
pankso@6 62 DEVICE=`cat /proc/cmdline | sed 's/.*home=\([^ ]*\).*/\1/'`
pankso@6 63 mount_home
pankso@30 64 fi
pankso@30 65
pankso@6 66 # Active an eventual swap file in /home and on local hd.
pankso@6 67 #
pankso@6 68 if [ -f "/home/swap" ]; then
pankso@6 69 echo "Activing swap (/home/swap) memory..."
pankso@6 70 swapon /home/swap
pankso@6 71 fi
pankso@6 72 if [ "`fdisk -l | grep swap`" ]; then
pankso@6 73 for SWAP_DEV in `fdisk -l | grep swap | awk '{ print $1 }'`; do
pankso@27 74 echo "Swap memory detected on: $SWAP_DEV"
pankso@6 75 swapon $SWAP_DEV
pankso@6 76 done
pankso@6 77 fi
pankso@6 78
pankso@6 79 # Check for a specified locale (lang=*).
pankso@6 80 #
pankso@6 81 if grep -q "lang=*" /proc/cmdline; then
pankso@6 82 LANG=`cat /proc/cmdline | sed 's/.*lang=\([^ ]*\).*/\1/'`
pankso@6 83 echo -n "Setting system locale to: $LANG... "
pankso@6 84 echo "LANG=$LANG" > /etc/locale.conf
pankso@6 85 echo "LC_ALL=$LANG" >> /etc/locale.conf
pankso@6 86 status
pankso@6 87 fi
pankso@6 88
pankso@6 89 # Check for a specified keymap (kmap=*).
pankso@6 90 #
pankso@6 91 if grep -q "kmap=*" /proc/cmdline; then
pankso@6 92 KMAP=`cat /proc/cmdline | sed 's/.*kmap=\([^ ]*\).*/\1/'`
pankso@6 93 echo -n "Setting system keymap to: $KMAP..."
pankso@6 94 echo "KMAP=$KMAP.kmap" > /etc/kmap.conf
pankso@6 95 status
pankso@6 96 fi
pankso@6 97
pankso@27 98 # Check for a specified screen (screen=*).
pankso@27 99 #
pankso@27 100 if grep -q "screen=*" /proc/cmdline; then
pankso@27 101 SCREEN=`cat /proc/cmdline | sed 's/.*screen=\([^ ]*\).*/\1/'`
pankso@31 102 if [ "$SCREEN" = "text" ]; then
pankso@27 103 echo -n "Disabling X login manager: slim..."
pankso@27 104 sed -i s/'slim'/''/ /etc/rcS.conf
pankso@27 105 status
pankso@32 106 # Creat /etc/X11/screen.conf to avoid tazx execution by hwconf.sh
pankso@32 107 mkdir -p /etc/X11
pankso@32 108 echo 'SCREEN=1024x768x24' > /etc/X11/screen.conf
pankso@27 109 else
pankso@27 110 echo "Option not yet implemented: screen=$SCREEN"
pankso@27 111 sleep 2
pankso@27 112 fi
pankso@27 113 fi
pankso@27 114
pankso@29 115 # Laptop option to load ac and battery Kernel modules.
pankso@29 116 if grep -q "laptop" /proc/cmdline; then
pankso@31 117 echo "Loading laptop modules: ac battery..."
pankso@29 118 modprobe ac
pankso@29 119 modprobe battery
pankso@29 120 fi