#!/bin/sh
#############################################################################
#
# Licensed Materials - Property of IBM
#
# (C) COPYRIGHT International Business Machines Corp. 2011
#
# All Rights Reserved.
#
# US Government Users Restricted Rights - Use, duplication or
# disclosure restricted by GSA ADP Schedule Contract with IBM Corp.
#
#############################################################################

#
# Filename      : db2ls
# Type          : sh (Bourne shell)
# Function      : Generic script that calls platform specific db2ls
#
########################################################################

setopts=${setopts:-+x}
set ${setopts?}

# Constants are set at beginning of execution and do not change (UPPERCASE)
# First get the OS and set up a number of commands
if [ -x /usr/bin/uname ]; then
    CMD_UNAME=/usr/bin/uname
elif [ -x /bin/uname ]; then
    CMD_UNAME=/bin/uname
else
    while :
    do
        echo "Command 'uname' not found !  Please Specify OS :

                1) AIX
                2) Darwin/x86-32
                3) HP/IPF
                4) Linux/390x
                5) Linux/ppc64
                6) Linux/x86-32
                7) Linux/x86-64
                8) Sun/AMD64
                9) Sun/UltraSparc
"
        echo "Please Enter OS number :"
        read osNum
        case "${osNum?}" in
            1) OSN="AIX" OSM="ppc" PLATNAME="AIX"
               break ;;
            2) OSN="Darwin" OSM="i386" PLATNAME="Darwin/x86-32"
               break ;;
            3) OSN="HP-UX" OSM="ia64" PLATNAME="HP/IPF"
               break ;;
            4) OSN="Linux" OSM="s390" PLATNAME="Linux/390x"
               break ;;
            5) OSN="Linux" OSM="ppc64" PLATNAME="Linux/ppc64"
               break ;;
            6) OSN="Linux" OSM="i386" PLATNAME="Linux/x86-32"
               break ;;
            7) OSN="Linux" OSM="x86_64" PLATNAME="Linux/x86-64"
               break ;;
            8) OSN="SunOS" OSM="amd64" PLATNAME="Sun/AMD64"
               break ;;
            9) OSN="SunOS" OSM="sparc" PLATNAME="Sun/UltraSparc"
               break ;;

            *)  echo "\nInvalid number entered ... please try again" ;;
        esac
    done
fi

if [ -z "${OSN}" ]
then
  OSN=`${CMD_UNAME?} | /usr/bin/awk '{print $1}'`
fi

case ${OSN?} in
    "Linux"* ) BINDIR="" ;;
    *        ) BINDIR="/usr/bin/" ;;
esac

if [ -z "$OSM" ]
then
    OSM=`${CMD_UNAME?} -m | /usr/bin/awk '{print $1}'`
fi

CMD_BASENAME="${BINDIR?}basename"
CMD_DIRNAME="${BINDIR?}dirname"
CMD_PWD="${BINDIR?}pwd"
CMD_ECHO="${BINDIR?}echo"
INSTALLDIR="/::/" # nowhere.

# Set the directory name where this file is located; cd into DB2CURDIR
MYNAME=`${CMD_BASENAME?} $0`
DB2CURDIR=`${CMD_PWD?}`
PROGDIR=`${CMD_DIRNAME?} $0`
cd ${PROGDIR?}
PROGDIR=`${CMD_PWD?}`
cd ${DB2CURDIR?}
export DB2CURDIR

if [ -d ${PROGDIR?}/disk1/db2 ]
then
    PROGDIR=${PROGDIR?}/disk1
fi

case ${OSN?} in 
    "AIX")
        INSTALLDIR="${PROGDIR?}/db2/aix/install"
        PLATNAME="AIX" ;;
    "Darwin")
        case ${OSM?} in
          i*86)
              INSTALLDIR="${PROGDIR?}/db2/darwin/install"
              PLATNAME="Darwin/x86-32" ;;
        esac ;;
    "HP-UX")
        case ${OSM?} in
          "ia64")
              INSTALLDIR="${PROGDIR?}/db2/hpipf/install"
              PLATNAME="HP/IPF" ;;
        esac ;;
    "Linux")
        case ${OSM?} in
          i*86)
              INSTALLDIR="${PROGDIR?}/db2/linux/install"
              PLATNAME="Linux/x86-32" ;;
          "ppc64")
              INSTALLDIR="${PROGDIR?}/db2/linuxppc/install"
              PLATNAME="Linux/ppc64" ;;
          "s390x")
              INSTALLDIR="${PROGDIR?}/db2/linux390/install"
              PLATNAME="Linux/390x" ;;
          "x86_64")
              INSTALLDIR="${PROGDIR?}/db2/linuxamd64/install"
              PLATNAME="Linux/x86-64" ;;
        esac ;;
    "SunOS")
        case ${OSM?} in
          "i86pc")
              INSTALLDIR="${PROGDIR?}/db2/solaris_x64/install"
              PLATNAME="Sun/AMD64" ;;
          sun4*)
              INSTALLDIR="${PROGDIR?}/db2/solaris/install"
              PLATNAME="Sun/UltraSparc" ;;
        esac ;;

esac



for installer in ${INSTALLDIR?}
do
    if [ -f ${installer?}/db2ls ]
    then
        INSTALLDIR=${installer?}
        break
    fi
done

if [ -z "${PLATNAME}" ]
then
    PLATNAME=${OSN?}
    if [ ! -z "${OSM}" ]
    then
        PLATNAME="${PLATNAME?} [${OSM?}]"
    fi
fi



if [ ! -f "${INSTALLDIR?}/db2ls" ]; then
    ${CMD_ECHO?} "DBI1189E There has been an attempt to use db2ls 
on an image for a platform that does not match the current platform 
'${PLATNAME?}' on which it is being run.

Explanation:

Possible causes include:

- This DB2 install image is not valid for the current 
platform.

- The current platform is not supported by DB2.


User Response:

Install DB2 using the DB2 install image that corresponds 
with the current platform '${PLATNAME?}'. 

"

    exit 67
fi

umask 022

# The installer needs to have the current directory set properly.
cd ${INSTALLDIR?}
# If platform specific installer checks out, run it.
exec ./db2ls "$@"