#!/bin/sh
#
# The Apache Software License, Version 1.1
#
# Copyright (c) 1999-2000 The Apache Software Foundation.  All rights
# reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
#
# 1. Redistributions of source code must retain the above copyright
#    notice, this list of conditions and the following disclaimer.
#
# 2. Redistributions in binary form must reproduce the above copyright
#    notice, this list of conditions and the following disclaimer in
#    the documentation and/or other materials provided with the
#    distribution.
#
# 3. The end-user documentation included with the redistribution,
#    if any, must include the following acknowledgment:
#       "This product includes software developed by the
#        Apache Software Foundation (http://www.apache.org/)."
#    Alternately, this acknowledgment may appear in the software itself,
#    if and wherever such third-party acknowledgments normally appear.
#
# 4. The names "Xerces" and "Apache Software Foundation" must
#    not be used to endorse or promote products derived from this
#    software without prior written permission. For written
#    permission, please contact apache\@apache.org.
#
# 5. Products derived from this software may not be called "Apache",
#    nor may "Apache" appear in their name, without prior written
#    permission of the Apache Software Foundation.
#
# THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
# WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
# OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
# DISCLAIMED.  IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
# ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
# USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
# ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
# OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
# OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
# SUCH DAMAGE.
# ====================================================================
#
# This software consists of voluntary contributions made by many
# individuals on behalf of the Apache Software Foundation, and was
# originally based on software copyright (c) 1999, International
# Business Machines, Inc., http://www.ibm.com .  For more information
# on the Apache Software Foundation, please see
# <http://www.apache.org/>.
#
#
# $Id$
#
#

#
# runConfigure:
#    This script will run the "configure" script for the appropriate
#    platform. Only supported platforms are recognized.
#
# The following variables are defined and exported at the end of this
# script.
#
# LIBS
# LDFLAGS
# CXXFLAGS
# TRANSCODER
#

usage()
{
    echo "runConfigure: Helper script to run \"configure\" for one of the supported platforms"
    echo "Usage: runConfigure \"options\""
    echo "       where options may be any of the following:"
    echo "       -p <platform> (accepts 'aix', 'linux', 'solaris',
            'hp-10', 'hp-11', 'unixware', 'os400', 'irix', 'ptx', 'tru64', 'macosx' )"
    echo "       -c <C compiler name> (e.g. gcc, cc, xlc_r, icc)"
    echo "       -x <C++ compiler name> (e.g. g++, CC, xlC_r, icc, c++)"
    echo "       -d (specifies that you want to build debug version)"
    echo "       -m <message loader> can be 'inmem', 'icu', 'MsgFile' or 'iconv'"
    echo "       -n <net accessor> can be 'fileonly', 'libwww', 'socket' or 'native'"
    echo "       -t <transcoder> can be 'icu', 'Iconv400', 'Iconv390' or 'native'"
    echo "       -r <thread option> can be 'pthread' or 'dce' (only used on aix, HP-11 and solaris) or 'sproc' (only on IRIX) or 'none'"
    echo "       -l <extra linker options>"
    echo "       -z <extra compiler options>"
    echo "       -P <install-prefix>"
    echo "       -C <any one extra configure options>"
    echo "       -h (to get help on the above commands)"
}

ERROR_EXIT_CODE=1

if test ${1}o = "o"; then
   usage
   exit ${ERROR_EXIT_CODE}
fi

if test ${XERCESCROOT}o = "o"; then
   echo ERROR : You have not set your XERCESCROOT environment variable
   echo Though this environment variable has nothing to do with creating makefiles,
   echo this is just a general warning to prevent you from pitfalls in future. Please
   echo set an environment variable called XERCESCROOT to indicate where you installed
   echo the XERCES-C files, and run this command again to proceed. See the documentation
   echo for an example if you are still confused.
   exit ${ERROR_EXIT_CODE}
fi

if test $1 = "-h"; then
   usage
   exit ${ERROR_EXIT_CODE}
fi

# Get the command line parameters
if test -x /usr/bin/getopt; then
set -- `getopt p:c:x:dm:n:t:r:l:z:P:C:h $*`
else
set -- `getopts p:c:x:dm:n:t:r:l:z:P:C:h `$*``
fi
if [ $? != 0 ]
   then
   usage
   exit ${ERROR_EXIT_CODE}
fi

# Set up the default values for each parameter
debug=off                # by default debug is off
transcoder=native        # by default use native transcoder
msgloader=inmem          # by default use inmem message loader
netaccessor=socket       # by default use socket (can do HTTP URL's)
thread=pthread           # by default use POSIX threads
configureoptions=""

while [ $# -gt 0 ]
   do
   case $1 in
   -p)
        platform=$2; shift 2;;

   -c)
        ccompiler=$2; shift 2;;

   -x)
        cppcompiler=$2; shift 2;;

   -d)
        debug=on; shift;;

   -m)
        msgloader=$2; shift 2;;

   -n)
        netaccessor=$2; shift 2;;

   -t)
        transcoder=$2; shift 2;;

   -r)
        thread=$2; shift 2;;

   -l)
        linkeroptions="$linkeroptions $2"; shift 2;;

   -z)
        compileroptions="$compileroptions $2"; shift 2;;

   -P)
        configureoptions="$configureoptions --prefix=$2"; shift 2;;

   -C)
        configureoptions="$configureoptions $2"; shift 2;;

   -h)
        usage
        exit ${ERROR_EXIT_CODE};;

   --)
        shift; break;;
   esac
done

echo "Generating makefiles with the following options ..."
echo "Platform: $platform"
echo "C Compiler: $ccompiler"
echo "C++ Compiler: $cppcompiler"
echo "Extra compile options: $compileroptions"
echo "Extra link options: $linkeroptions"
echo "Message Loader: $msgloader"
echo "Net Accessor: $netaccessor"
echo "Transcoder: $transcoder"
echo "Thread option: $thread"
echo "Extra configure options: $configureoptions"


#
# Now check if the options are correct or not, bail out if incorrect
#

case $platform in
   aix | linux | solaris | hp-10 | hp-11 | irix | unixware | os400 | ptx | tru64 | macosx)
       # platform has been recognized
       ;;
   *)
      echo "I do not recognize the platform '$platform'. Please type '${0} -h' for help."
      exit ${ERROR_EXIT_CODE};;
esac

#
# Enable debugging or not...
#

if test $debug = "off"; then
    echo "Debug is OFF"
    if test ${SYSOVR}o = "o"; then
      if test $platform = "os400"; then
         echo "NATIVE OS400 BUILD"
         debugflag="";
      elif test $platform = "irix"; then
         debugflag="-O2";
      elif test $platform = "aix"; then
         debugflag="-O2";
      else
         debugflag="-O";
      fi
    else
      echo "OVERRIDE FOR OS400 ON AIX"
      debugflag="";
    fi
else
    echo "Debug is ON"
    debugflag="-g";
fi


#
# Check for the threading option
#
if test $thread = "none"; then
    THREADS=none
    threadingLibs=""
    threadingDefines="-DAPP_NO_THREADS -DXML_USE_NO_THREADS"
else
    THREADS=pthread
    threadingDefines="-DXML_USE_PTHREADS"
    threadingLibs="-lpthread"
    if test $platform = "hp-11"; then
        if test $thread; then
        case $thread in
           pthread)
               ;;
           dce)
               THREADS=dce ;
               threadingLibs="-lcma" ;
               threadingDefines="-D_PTHREADS_DRAFT4 -D_THREAD_SAFE -DXML_USE_DCE" ;;
           *)
               echo "I do not recognize the thread option '$thread'. Please type '${0} -h' for help." ;
               exit ${ERROR_EXIT_CODE};;
        esac
        fi
    elif test $platform = "aix"; then
        aix_version=`./config.guess`;
        echo Found host system to be $aix_version
        case $aix_version in
           *4.3*)
              ## Linkflags control the use of libpthreads on AIX
              threadingLibs="-lpthreads_compat";;
           *)
              threadingLibs="-lpthreads";;
        esac
        if test $thread; then
        case $thread in
           pthread)
               ;;
           dce)
               THREADS=dce ;
               threadingDefines="-DXML_USE_DCE"
               case $aix_version in
                  *4.3*)
                     ## Linkflags control the use of libpthreads on AIX
                     threadingLibs="-ldcelibc_r -ldcepthreads -lpthreads_compat";;
                  *)
                     threadingLibs="-lC_r -lC -ldcelibc_r -ldcepthreads";;
               esac
               ;;
           *)
               echo "I do not recognize the thread option '$thread'. Please type '${0} -h' for help." ;
               exit ${ERROR_EXIT_CODE};;
        esac
        fi
    elif test $platform = "ptx"; then
        threadingLibs=" "
        if test -z $XMLINSTALL; then
            XMLINSTALL=$ICUROOT         ## use either the -C or the -P option now.
        fi
    elif test $platform = "hp-10"; then
        THREADS=dce
        threadingLibs="-lcma"
        threadingDefines="-DXML_USE_DCE"
    elif test $platform = "unixware"; then
        threadingLibs="" ## Linkflags control the use of threads on UnixWare
    elif test $platform = "solaris"; then
        if test $thread; then
        case $thread in
           pthread)
               ;;
           dce)
               THREADS=dce ;
               threadingLibs="-ldce";
               threadingDefines="-DXML_USE_DCE";;
           *)
               echo "I do not recognize the thread option '$thread'. Please type '${0} -h' for help."
               exit ${ERROR_EXIT_CODE};;
        esac
        fi
    elif test $platform = "irix"; then
        if test $thread; then
        case $thread in
        pthread)
            ;;

        sproc)
            threadingLibs=" ";
            threadingDefines="-DXML_USE_SPROC" ;;
        *)
           echo "I do not recognize the thread option '$thread'. Please type '${0} -h' for help."
            exit ${ERROR_EXIT_CODE};;
        esac
        fi
    fi
fi

export THREADS


#
# Now check for what kind of transcoding service is desired.
#

transcodingDefines="-DXML_USE_NATIVE_TRANSCODER"
TRANSCODER=NATIVE

if test $transcoder; then
case $transcoder in
   icu)
       if test -z $ICUROOT; then
           echo '***Error*** ICUROOT environment variable not defined. Exiting...';
           exit ${ERROR_EXIT_CODE};
       fi
       transcodingDefines="-DXML_USE_ICU_TRANSCODER -I${ICUROOT}/include";
       transcodingLibs="-L${ICUROOT}/lib -L${ICUROOT}/data";
       TRANSCODER=ICU;;
   Iconv400)
       transcodingDefines="-DXML_USE_ICONV400_TRANSCODER" ;
       TRANSCODER=Iconv400 ;;
   Iconv390)
       transcodingDefines="-DXML_USE_ICONV390_TRANSCODER" ;
       TRANSCODER=Iconv390 ;;
   native)
       ;;

   *)
      echo "I do not recognize the transcoder option '$transcoder'. Please type '${0} -h' for help."
      exit ${ERROR_EXIT_CODE};;
esac
fi

export TRANSCODER


#
# Now check for the message loader
#

MESSAGELOADER=INMEM         # By default use in-memory
msgloaderDefines="-DXML_USE_INMEM_MESSAGELOADER"

if test $msgloader ; then
case $msgloader in
   icu)
       if test -z $ICUROOT ; then
           echo '***Error*** ICUROOT environment variable not defined. Exiting...';
           exit ${ERROR_EXIT_CODE};
       fi
       MESSAGELOADER=ICU;
       msgloaderDefines="-DXML_USE_ICU_MESSAGELOADER" ;;

   inmem)
       ;;
   MsgFile)
       MESSAGELOADER=MSGFILE;
       msgloaderDefines="-DXML_USE_MSGFILE_MESSAGELOADER" ;;


   iconv)
       MESSAGELOADER=ICONV;
       msgloaderDefines="-DXML_USE_ICONV_MESSAGELOADER" ;;

   *)
      echo "I do not recognize the message loader option '$msgloader'. Please type '${0} -h' for help.";
      exit ${ERROR_EXIT_CODE};;
esac
fi

export MESSAGELOADER


#
# Check for the type of net accessor
#

NETACCESSOR=Socket               # By default use socket (does HTTP URL's)
if test $netaccessor ; then
case $netaccessor in
   fileonly)
       NETACCESSOR=FileOnly
       netaccessorDefines="" ;;

   socket)
       NETACCESSOR=Socket
       netaccessorDefines="-DXML_USE_NETACCESSOR_SOCKET"
       case $platform in
           unixware)
               netaccessorLibs="-lnsl -lsocket";;
           hp-11)
               netaccessorLibs="-lnsl";;
           aix)
               netaccessorLibs="-lbsd";;
           solaris)
               netaccessorLibs="-lnsl -lsocket"
             if test $thread = "dce"; then
                 netaccessorLibs=""
             fi
             ;;
           *)
               ;;
       esac;;

   libwww)
       NETACCESSOR=LibWWW
       if test -z "`libwww-config --libs 2>/dev/null`" ; then
           echo "Netaccessor is libwww, but libwww-config is not found. Cannot proceed further."
           exit ${ERROR_EXIT_CODE};
       fi
       netaccessorDefines="-DXML_USE_NETACCESSOR_LIBWWW `libwww-config --cflags`"
       netaccessorLibs="`libwww-config --libs`"
       USELIBWWW=1;;

   native)
       NETACCESSOR=NATIVE
       netaccessorDefines="-DXML_USE_NETACCESSOR_NATIVE"
       netaccessorLibs=""
       ;;

   *)
       echo "I do not recognize the netaccessor option '$netaccessor'. Please type '${0} -h' for help."
       exit ${ERROR_EXIT_CODE};;
esac
fi

export NETACCESSOR


#
# Set the C compiler and C++ compiler environment variables
#

case $cppcompiler in
   xlC* | xlc* | g++ | c++ | cc | CC | aCC | icc | ICC | cxx)
      ;;

   *)
      echo "I do not recognize the C++ compiler '$cppcompiler'. Continuing anyway ..."
      ;;
esac

CC="$ccompiler"
export CC

CXX="$cppcompiler"
export CXX

#
# Set the extra C and C++ compiler flags
#

CXXFLAGS="$compileroptions $debugflag $transcodingDefines $msgloaderDefines $threadingDefines $netaccessorDefines"
export CXXFLAGS

CFLAGS="$compileroptions $debugflag $transcodingDefines $msgloaderDefines $threadingDefines $netaccessorDefines"
export CFLAGS

# gcc crashes if optimisation is turned on in a Tru64 environment
if [ $platform = "tru64" -a $CXX = "g++" ]; then
    CXXFLAGS=`echo $CXXFLAGS | sed -e 's/-O[0-9]*//g'`
    CFLAGS=`echo $CXXFLAGS | sed -e 's/-O[0-9]*//g'`
    export CXXFLAGS CFLAGS
fi

LDFLAGS="$linkeroptions"
export LDFLAGS

LIBS="$transcodingLibs $threadingLibs $netaccessorLibs"
export LIBS


echo
rm -f config.cache
rm -f config.log
rm -f config.status
if test $platform = "os400"; then
./configure --host AS400-OS400 $configureoptions
elif test $platform = "ptx"; then
./configure --prefix=$XMLINSTALL
else
sh ./configure $configureoptions
fi
echo
echo In future, you may also directly type the following commands to create the Makefiles.
echo
echo export TRANSCODER=\"$TRANSCODER\"
echo export MESSAGELOADER=\"$MESSAGELOADER\"
echo export NETACCESSOR=\"$NETACCESSOR\"
echo export THREADS=\"$THREADS\"
echo export CC=\"$CC\"
echo export CXX=\"$CXX\"
echo export CXXFLAGS=\"$CXXFLAGS\"
echo export CFLAGS=\"$CFLAGS\"
echo export LDFLAGS=\"$LDFLAGS\"
echo export LIBS=\"$LIBS\"
echo configure $configureoptions

echo
echo If the result of the above commands look OK to you, go to the directory
echo ${XERCESCROOT}/src and type \"gmake\" to make the XERCES-C system.

exit  0;