#!/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.
#
#############################################################################

#
# NAME: db2_run_as
#
# FUNCTION: Run a program that is 32- or 64-bit in an instance environment
#           that may not match the program.
#
#############################################################################
# Options for "set" command
setopts="${setopts:-+x}"
set ${setopts?}

PROGNAME=`basename $0`

syntax ()
{
   echo "Usage: ${PROGNAME?} 32|64 command parameters"
   exit 1
}
if [ $# -lt 2 ]; then
    syntax
fi

LibBit=$1
shift
RunCmd="$@"

InstName=${DB2INSTANCE:-""}

if [ "X${InstName?}" = "X" ]; then
   echo "${PROGNAME?}: Instance environment not set up - please run db2profile or db2cshrc"
   exit 1
fi

InstHome=`db2usrinf -d ${InstName?}`
if [ $? -ne 0 ]; then
   echo "${PROGNAME?}: ${InstName?} is not a valid user name!"
   exit 1
fi

if [ "X${LibBit?}" != "X32" -a "X${LibBit?}" != "X64" ]; then
   syntax
fi

LibBitPath="${InstHome?}/sqllib/lib${LibBit?}"

if [ -d "${LibBitPath?}" ]; then

    LD_LIBRARY_PATH="${LibBitPath?}:${LD_LIBRARY_PATH?}"
    export LD_LIBRARY_PATH
    LIBPATH="${LibBitPath?}:${LIBPATH?}"
    export LIBPATH

fi
exec ${RunCmd?}