#!/bin/sh
#
# SETUP - the Tornado Setup and Uninstall script
#
# Copyright 1994-2003 Wind River Systems, Inc.
#
# modification history
# --------------------
# 03o,04apr03,bjl  added exit for spr 87398, added parsing of lm error 
#                  flags (spr 87400). 
# 03n,17jul02,wmd  Modified to add [/-]PATCH=<path> parameter (Ed Marks 
#                  changes).
# 03m,03jan02,bwd  Modified Copyright to 2002
# 03l,29oct01,bwd  Allow running SETUP will different arguments
# 03k,27jul01,j_w  merged fix for spr31766
# 03j,12jun01,j_w  Update Setup version to 2.2
# 03i,23apr99,bjl added checking for KDE, do not export MWWM for fvwm.
# 03h,01apr99,wmd  Add checking for fvwm and set the env var MWWM to fvwm.
# 03g,25mar99,bjl updated tmp space requirements.
# 03f,24mar99,bjl rename UITclSh.
# 03e,21mar99,bjl removed font cache message.  
# 03d,19mar99,wmd  Remove the $HOME/windows directory if found, it shouldn't
#                  be required.
# 03c,17mar99,wmd  Need to change copyright to 1999.
# 03b,09mar99,wmd fix so that font caching works, add lines to remove TMP dir.
# 03a,03mar99,wmd update library paths for mainwin 3.1.
# 02z,18feb99,tcy prevent HP10.10 users from running SETUP
# 02y,29jan99,bjl added comments and edited for coding conventions. 
# 02x,11jan99,bjl terminate color manager when Setup exits (fixes
#                 spr 24219, 24273).
# 02w,09dec98,bjl added check for necessary HPUX patch.
# 02v,19nov98,bjl restored to run INSTW32.TCL with $CD_ROOT to quicken
#                 Setup appearance.
# 02u,17nov98,bjl changed tmp directory to $HOME instead of $HOME/tmp
#                 (fixes spr 23328, 23327), check that TMPDIR and TMP
#                 are not set to /tmp.
# 02t,16nov98,bjl added rmtmpdir procedure to display msg if tmp dir removal
#                 is unsucessful, changed rm to /bin/rm, send rm output 
#                 to /dev/null. 
# 02s,12nov98,tcy copy setuptcl library from the CD SETUP directory
# 02r,12nov98,bjl unset MWHOME, export SETUP_UNINST for uninstall.
# 02q,12nov98,bjl merged in UNINST script.
# 02p,11nov98,bjl added swap space checking for MainWin, use TMP or home 
#                 directory for temporary files before using /tmp.  
# 02o,27oct98,bjl changed INSTW32.TCL to AUTORUN.TCL.
# 02n,23oct98,bjl added copyright message, modified display message.  
# 02m,21oct98,bjl tee font cache creation to prevent logout on hpux.
# 02l,20oct98,bjl do not exec MWWRAPPER so TMP is removed on exit for hpux. 
# 02k,19oct98,bjl remove background.
# 02j,15oct98,bjl added disk space checking for parisc-hpux10, removed
#                 sunos4 and parisc-hpux9 from supported platforms.
# 02i,09oct98,bjl removed preparation of files message.
# 02h,05oct98,bjl changed tar command to unzip.  
# 02g,20sep98,bjl use /bin/tar, changed tmp file messages, modified handling of
#                 font cache.  
# 02f,14sep98,bjl added checking of disk space for Solaris.
# 02e,09sep98,bjl unset MWFONT_CACHE_DIR to ensure use of Tornado font cache.
# 02d,08sep98,bjl removed -L and -T options, added font cache and temp file
#                 messages.
# 02c,04sep98,bjl added WIND_BASE.
# 02b,03sep98,bjl changed tmp to reside under home directory.
# 02a,18aug98,wmd modify for mainwin operation.
# 01k,07oct97,pn  fixed the host's version ckecking on SunOs.
# 01j,13jun96,pn  started using standard TCL/TK shell, cleanup.
# 01i,04mar96,pn  allowed patch CD to contain no TCL interpreter.
# 01h,24feb96,pn  fixed the broken pipe problem on hpux machine.
# 01g,18dec96,pn  change location of "TCL" to "RESOURCE/TCL" on CD
# 01f,05nov96,pn  added support for AIX host.
# 01e,21oct96,pn  added -L for installing license manager.
# 01d,30aug96,pn  invoked correct tcl file base on install mode.
# 01c,29aug96,pn  changed to use tcl7.5 and tk4.1.
# 01b,09aug96,pn  Use uppercase for file and directory name.
# 01a,12jul96,jc  Written. 
#
# SYNOPSIS
# .tS
# SETUP [UNINST <WIND_BASE>]
# .tE
#
# DESCRIPTION
# This shell script executes Tornado Setup or Uninstall for Unix hosts.    
#
# OPTIONS
# .IP "UNINST <WIND_BASE>"
# Run the Uninstall program.  <WIND_BASE> must be set to the root
# of the Tornado tree that is to be uninstalled.    
#
#*/

#############################################################################
#
# Perform necessary initialization.
#

# Read arguments and initialize necessary variables.

INST_TYPE="Software"
INST_MODE=gui
if [ "$2" != "" ]
then
    WIND_BASE=$2
fi

UNINSTARG=$1
UI=UITcl
ARGV=""
if [ -d $HOME/windows ]
then
    windowsDirExisted=1
else
    windowsDirExisted=0
fi

# Determine whether to run Setup or Uninstall. 

if [ "$UNINSTARG" = "UNINST" ]
then
    uninstall=1
    setup_type="UNINST"
    SETUP_UNINST=1

elif [ "$UNINSTARG" = "/L" -o "$UNINSTARG" = "-L" ]
then
    uninstall=0
    ARGV=$*
    setup_type="SETUP"
elif [ "$UNINSTARG" = "/F" -o "$UNINSTARG" = "-F" ]
then
    uninstall=0
    ARGV=$*
    setup_type="SETUP"
elif [ "$UNINSTARG" = "/E" -o "$UNINSTARG" = "-e" -o\
       "$UNINSTARG" = "/U" -o "$UNINSTARG" = "-u" -o\
       "$UNINSTARG" = "/M" -o "$UNINSTARG" = "-m" -o\
       "$UNINSTARG" = "/C" -o "$UNINSTARG" = "-c" ]
then
    uninstall=0
    ARGV=$*
    setup_type="SETUP"
    if [ $2 = "WindRiver_GCC" ]
    then
        exit 0
    fi
elif [ "$UNINSTARG" = "/OVERRIDE" -o "$UNINSTARG" = "-OVERRIDE" ]
then
    uninstall=0
    ARGV=$*
    setup_type="SETUP"
elif [ "`echo $UNINSTARG | cut -c 2-6`" = "PATCH" ]
then
    uninstall=0
    ARGV=$*
    setup_type="SETUP"
else
    uninstall=0
    setup_type="SETUP"
fi

# Display the Copyright message for a Setup installation.

if [ $uninstall = 0 ]
then
    echo "Tornado 2.2 Setup"
    echo "Copyright (C) 2002, Wind River Systems, Inc."
    echo "All Rights Reserved"
    echo ""
fi

# Set the usage message.

if [ $uninstall = 1 ]
then
    usage="\nUsage: UNINST <Installed Directory>"
else
    usage="\nUsage: $0"
fi

# Make sure the number of arguments is correct.

if [ $uninstall = 1 ]
then
    numargs=2
else
    numargs=5
fi

if [ $# -gt $numargs ] 
then
    echo "$usage"
    exit 0
fi

# Check for a valid DISPLAY setting.

if [ "$DISPLAY" = "" -a "$INST_MODE" = "gui" ]; then
    echo ""
    echo "Warning: The DISPLAY environment variable is not set."
    echo "         Please set the variable and rerun $setup_type."
    echo ""
    exit
fi

# Checks for a valid WIND_BASE setting.

if [ $uninstall = 1 ]
then
    if [ "$WIND_BASE" = "" -o ! -d "$WIND_BASE" ]
    then
        echo "$usage"
        exit 0
    else
        ROOT=`pwd`
        cd $WIND_BASE
        WIND_BASE=`pwd`
        cd $ROOT
        UNINST_HOME=$WIND_BASE/.wind/uninst
    fi
fi

# Obtain the CD Setup root directory.

if [ $uninstall = 1 ]
then
    CD_ROOT=$WIND_BASE/SETUP
    if [ -d $CD_ROOT ] 
    then
        cd $CD_ROOT
    else
        echo "UNINST: $CD_ROOT does not exist.  Please make sure that"
        echo "$WIND_BASE is the root of your Tornado tree."
        exit 1
    fi
    CD_ROOT=`pwd`
else
    CD_ROOT=`dirname $0`
    cd $CD_ROOT
    CD_ROOT=`pwd`
fi

# Determine the host type.

case `/bin/uname -srvm` in
    SunOS\ 5.*\ sun4*)
        CD_BIN=$CD_ROOT/SUN4/SOLARIS2
        WIND_HOST_TYPE=sun4-solaris2
        ;;

    *)
        echo 1>&2 "### You are logging in to a platform whose type"
        echo 1>&2 "### is not supported by Tornado."
        echo 1>&2 "### Aborting $setup_type."
        exit 0
        ;;
esac


# Determine whether the MainWin color manager is already running.

currentuser=`whoami`
colormanager_process=`/bin/ps -u $currentuser | /bin/grep -i mwcolor | \
                      /bin/awk '{print $1}'`
if [ "$colormanager_process" != "" ]
then
    colormgr_already_running=1    
else
    colormgr_already_running=0    
fi

# Determine if the KDE window manager is being used.

windowManager=`/bin/ps -u $currentuser | /bin/grep -i kwm | \
               /bin/awk '{print $1}'`
if [ "$windowManager" != "" ]
then
    SETUP_USEKDE=1
    export SETUP_USEKDE
fi

# Determine if the fvwm window manager is being used.

windowManager=`/bin/ps -u $currentuser | /bin/grep -i fvwm | \
               /bin/awk '{print $1}'`
if [ "$windowManager" != "" ]
then
    SETUP_USEFVWM=1
    export SETUP_USEFVWM
fi

#############################################################################
#
# The following commands create a temporary directory needed by Setup and 
# Uninstall.  The temporary directory is removed after SETUP exits.
#

# Unset $TMPDIR or $TMP if either is set to /tmp to avoid filling
# up swap space needed by Mainwin.

if [ "$TMPDIR" = "/tmp" ] 
then
    unset TMPDIR
fi

if [ "$TMP" = "/tmp" ] 
then
    unset TMP
fi

# Set the TMP variable to a unique directory name based on the process id.
# By default, if TMPDIR or TMP have not been set in the environment,
# TMP is set to reside under the user's home directory.  

if [ "$TMPDIR" != "" ]
then
    TMPDISPLAY=$TMPDIR
    TMP=$TMPDIR/Inst$$
elif [ "$TMP" != "" ]
then
    TMPDISPLAY=$TMP
    TMP=$TMP/Inst$$
else
    TMPDISPLAY=$HOME
    TMP=$HOME/tmp_WRS-Inst$$
fi

# Create the TMP directory.  Exit and display an error message if there
# is a problem when creating the TMP directory.

/bin/mkdir -p $TMP || /bin/mkdir $TMP || exit 0

# Set a default WIND_BASE if it has not yet been set.  

if [ "$WIND_BASE" = "" ]
then
    WIND_BASE=/usr/wind
fi


#############################################################################
#
# The following commands check to make sure enough swap space is available
# for MainWin.  
#

exit_setup=0

# At least 5 megs of swap space is necessary for MainWin. 

necessary_swap_space=5

# Check the amount of swap space available.

if [ "$WIND_HOST_TYPE" = "sun4-solaris2" ]
then
    swapfree=`/usr/sbin/swap -s | /bin/awk '{print $11}' | /bin/awk -Fk \
             '{print $1}`    
    swapfree=`/bin/expr $swapfree / 1024`
fi

# Print an error message if not enough swap space is available.

if [ $swapfree -lt $necessary_swap_space ]
then
    echo 
    echo "$setup_type has detected that not enough swap space is available"
    echo "to proceed.  Please make at least $necessary_swap_space megabytes of"