Chip 2007 January, February, March & April/Chip-Cover-CD-2007-02.iso/boot/i386/root/usr/lib/YaST2/startup/common/misc.sh

Linux/UNIX/POSIX Shell Script | 2006-11-29 | 4.9 KB | 207 lines

#!/bin/sh
#================
# FILE          : misc.sh
#----------------
# PROJECT       : YaST (Yet another Setup Tool v2)
# COPYRIGHT     : (c) 2004 SUSE Linux AG, Germany. All rights reserved
#               :
# AUTHORS       : Marcus Schaefer <[e-mail]>
#               :
#               :
# BELONGS TO    : System installation and Administration
#               :
# DESCRIPTION   : Common used functions for the YaST2 startup process
#               : refering to miscellaneous stuff
#               :
# STATUS        : $Id: misc.sh 34570 2006-11-22 17:53:31Z ms $
#----------------
#
#----[ set_proxy ]------#
function set_proxy() {
#--------------------------------------------------
# If Proxy: is set in install.inf export the env
# variables for http_proxy and ftp_proxy
# ---
    if [ -f /etc/install.inf ];then
    if grep -qs '^Proxy:.*' /etc/install.inf ; then
        Proxy=$(awk ' /^Proxy:/ { print $2 }' < /etc/install.inf)
        ProxyPort=$(awk ' /^ProxyPort:/ { print $2 }' < /etc/install.inf)
        ProxyProto=$(awk ' /^ProxyProto:/ { print $2 }' < /etc/install.inf)
        FullProxy="${ProxyProto}://${Proxy}:${ProxyPort}/"
        export http_proxy=$FullProxy
        export ftp_proxy=$FullProxy
    fi
    fi
}

#----[ import_install_inf ]----#
function import_install_inf () {
#--------------------------------------------------
# import install.inf information as environment
# variables to the current environment
# ---
    if [ -f /etc/install.inf ];then
    #eval $(
    #    grep ': ' /etc/install.inf |\
    #    sed -e 's/"/"\\""/g' -e 's/:  */="/' -e 's/$/"/'
    #)
    IFS_SAVE=$IFS
IFS="
"
    for i in `cat /etc/install.inf | sed -e s'@: @%@'`;do
        varname=`echo $i | cut -f 1 -d% | tr -d " "`
        varvals=`echo $i | cut -f 2 -d%`
        varvals=`echo $varvals | sed -e s'@^ *@@' -e s'@ *$@@'`
        export $varname=$varvals
    done
    IFS=$IFS_SAVE
    fi
}

#----[ ask_for_term ]----#
function ask_for_term () {
#--------------------------------------------------
# for serial console installation only. Create a
# menu to be able to choose a specific terminal
# type
#
    unset TERM
    echo -e "\033c"

    while test -z "$TERM" ; do
    echo ""
    echo "What type of terminal do you have ?"
    echo ""
    echo "  1) VT100"
    echo "  2) VT102"
    echo "  3) VT220$HVC_CONSOLE_HINT"
    echo "  4) X Terminal Emulator (xterm)"
    echo "  5) X Terminal Emulator (xterm-vt220)"
    echo "  6) X Terminal Emulator (xterm-sun)"
    echo "  7) screen session"
    echo "  8) Linux VGA or Framebuffer Console"
    echo "  9) Other"
    echo ""
    echo -n "Type the number of your choice and press Return: "
    read SELECTION
    case $SELECTION in
        1)
            TERM=vt100
            ;;
        2)
            TERM=vt102
            ;;
        3)
            TERM=vt220
            ;;
        4)
            TERM=xterm
            ;;
        5)
            TERM=xterm-vt200
            ;;
        6)
            TERM=xterm-sun
            ;;
        7)
            TERM=screen
            ;;
        8)
            TERM=linux
            ;;
        9)
            echo ""
            echo ""
            echo "Specify a valid terminal type exactly as it is listed in the"
            echo "terminfo database."
            echo ""
            echo -n "Terminal type: "
            read TERM
            ;;
        *)
            echo ""
            echo ""
            echo "This selection was not correct, please try again!"
            ;;
    esac
    done
    echo ""
    echo ""
    echo "Please wait while YaST2 will be started"
    echo ""
}

#----[ set_term_variable ]----#
function set_term_variable () {
#--------------------------------------------------
# set TERM variable and save it to /etc/install.inf
#
    if [ -z "$AutoYaST" ] && [ -z "$VNC" ] && [ -z "$UseSSH" ];then
        ask_for_term
        export TERM
    fi
    echo "TERM: $TERM" >> /etc/install.inf
}

#----[ got_kernel_param ]----#
function got_kernel_param () {
#--------------------------------------------------
# check for kernel parameter in /proc/cmdline
# ---
    grep -qi $1 < /proc/cmdline
}

#----[ got_install_param ]----#
function got_install_param () {
#--------------------------------------------------
# check for install.inf parameter
# ---
    if [ -f /etc/install.inf ];then
        grep -qs $1 /etc/install.inf
    else
        return 1
    fi
}

#----[ set_splash ]-----#
function set_splash () {
#--------------------------------------------------
# set splash progressbar to a value given in $1
# ---
    [ -f /proc/splash ] && echo "show $(($1*65535/100))" > /proc/splash
    [ "$1" = 100 -a -x /sbin/splash ] && /sbin/splash -q
}

#----[ disable_splash ]-----#
function disable_splash () {
#--------------------------------------------------
# disable splash sceen. This means be verbose and
# show the kernel messages
# ---
    [ -f /proc/splash ] && echo "verbose" > /proc/splash
}

#----[ have_pid ]----#
function have_pid () {
#------------------------------------------------------
# check if given PID is part of the process list
# ---
    kill -0 $1 2>/dev/null
}

#----[ load_module ]----#
function load_module () {
#------------------------------------------------------
# load a module using modprobe
# ---
    /sbin/modprobe $1
}

#----[ skip_initvicons ]----#
function skip_initvicons () {
#------------------------------------------------------
# check if the call to initvicons must be skipped
# ---
    grep -qw TERM /proc/cmdline && return 0 || return 1
}