slitaz-boot-scripts annotate etc/init.d/bootopts.sh @ rev 32

Fix home=*, screen=text and swap opt only with home=*
author Christophe Lincoln <pankso@slitaz.org>
date Sat Feb 23 19:10:03 2008 +0100 (2008-02-23)
parents 7bcff1537b8a
children 7c50c87a68f4
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@6 6 # Mount /home and check for user hacker home dir.
pankso@6 7 #
pankso@6 8 mount_home()
pankso@6 9 {
pankso@6 10 echo "Home has been specified to $DEVICE..."
pankso@12 11 echo "Sleeping 10 s to let the kernel detect the device... "
pankso@6 12 sleep 10
pascal@25 13
pascal@25 14 DEVID=$DEVICE
pascal@25 15 if [ -x /sbin/blkid ]; then
pascal@25 16 #can be label, uuid or devname
pascal@25 17 DEVID=`/sbin/blkid | grep $DEVICE | cut -d: -f1`
pascal@25 18 fi
pankso@32 19 if [ -n "$DEVID" ] && grep -q "$DEVICE" /proc/partitions ; then
pascal@25 20 echo "Mounting /home on /dev/$DEVID... "
pankso@6 21 mv /home/hacker /tmp/hacker-home
pascal@25 22 mount -o uid=500,gid=500 /dev/$DEVID /home
pankso@6 23 else
pascal@26 24 echo "Unable to find $DEVICE... "
pankso@6 25 fi
pankso@6 26 # Move all hacker dir if needed.
pankso@6 27 if [ ! -d "/home/hacker" ] ; then
pankso@6 28 mv /tmp/hacker-home /home/hacker
pankso@6 29 chown -R hacker.hacker /home/hacker
pankso@6 30 else
pankso@6 31 rm -rf /tmp/hacker-home
pankso@6 32 fi
pankso@6 33 }
pankso@6 34
pankso@32 35 # Check if swap file must be generated in /home: swap=size (Mb).
pankso@32 36 # This option is used with home=device.
pankso@32 37 gen_home_swap()
pankso@32 38 {
pankso@32 39 if grep -q "swap=[1-9]*" /proc/cmdline; then
pankso@32 40 SWAP_SIZE=`cat /proc/cmdline | sed 's/.*swap=\([^ ]*\).*/\1/'`
pankso@32 41 # DD to gen a virtual disk.
pankso@32 42 echo "Generating swap file: /home/swap ($SWAP_SIZE)..."
pankso@32 43 dd if=/dev/zero of=/home/swap bs=1M count=$SWAP_SIZE
pankso@32 44 # Make the Linux swap filesystem.
pankso@32 45 mkswap /home/swap
pankso@32 46 fi
pankso@32 47 }
pankso@32 48
pankso@6 49 # Parse /proc/cmdline with grep.
pankso@6 50 #
pankso@6 51
pankso@6 52 echo "Parsing kernel cmdline for SliTaz live options... "
pankso@6 53
pankso@6 54 # Check for a specified home directory on cmdline (home=*).
pankso@6 55 #
pankso@6 56 if grep -q "home=usb" /proc/cmdline; then
pankso@6 57 DEVICE=sda1
pankso@6 58 mount_home
pankso@32 59 gen_home_swap
pankso@6 60 elif grep -q "home=" /proc/cmdline; then
pankso@6 61 DEVICE=`cat /proc/cmdline | sed 's/.*home=\([^ ]*\).*/\1/'`
pankso@6 62 mount_home
pankso@32 63 gen_home_swap
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