#!/bin/sh
# +-======-+ 
#  Copyright (c) 2003-2007 United States Government as represented by 
#  the Admistrator of the National Aeronautics and Space Administration.  
#  All Rights Reserved.
#  
#  THIS OPEN  SOURCE  AGREEMENT  ("AGREEMENT") DEFINES  THE  RIGHTS  OF USE,
#  REPRODUCTION,  DISTRIBUTION,  MODIFICATION AND REDISTRIBUTION OF CERTAIN 
#  COMPUTER SOFTWARE ORIGINALLY RELEASED BY THE UNITED STATES GOVERNMENT AS 
#  REPRESENTED BY THE GOVERNMENT AGENCY LISTED BELOW ("GOVERNMENT AGENCY").  
#  THE UNITED STATES GOVERNMENT, AS REPRESENTED BY GOVERNMENT AGENCY, IS AN 
#  INTENDED  THIRD-PARTY  BENEFICIARY  OF  ALL  SUBSEQUENT DISTRIBUTIONS OR 
#  REDISTRIBUTIONS  OF THE  SUBJECT  SOFTWARE.  ANYONE WHO USES, REPRODUCES, 
#  DISTRIBUTES, MODIFIES  OR REDISTRIBUTES THE SUBJECT SOFTWARE, AS DEFINED 
#  HEREIN, OR ANY PART THEREOF,  IS,  BY THAT ACTION, ACCEPTING IN FULL THE 
#  RESPONSIBILITIES AND OBLIGATIONS CONTAINED IN THIS AGREEMENT.
#  
#  Government Agency: National Aeronautics and Space Administration
#  Government Agency Original Software Designation: GSC-15354-1
#  Government Agency Original Software Title:  GEOS-5 GCM Modeling Software
#  User Registration Requested.  Please Visit http://opensource.gsfc.nasa.gov
#  Government Agency Point of Contact for Original Software:  
#  			Dale Hithon, SRA Assistant, (301) 286-2691
#  
# +-======-+ 
#
#  Creates configuration Makefile. Before attempting to make anything
#  in this directory, enter
#
#   ./configure
#
#  !REVISION HISTORY
#
#  09oct97   da Silva   Initial code.
#  19oct97   da Silva   Simplified.
#  22oct97   Jing Guo	Converted to libpsas.a environment
#			- special configuration for CRAY
#			- fool-prove configuration
#			- additional information
#  23dec99   da Silva   Modified error messages.
#
#.....................................................................

c=`basename $0 .sh`

# Node > OS
# ---------------------------------------

# Node specific configuration
# ---------------------------------------
makeconf="Makefile.conf.`uname -n | awk '{print $1}' | cut -f1 -d.`"

# Machine specific
# ----------------
if [ ! -r ${makeconf} ]; then
  echo "$c: not using site specific ${makeconf} in `pwd`" 1>&2
  machine="`uname -m | awk '{print $1}'`"
  machine=`echo $machine | tr "[a-z]" "[A-Z]"`
  if [ $?F90 != 0 ]; then
    compiler=$F90
    makeconf="Makefile.conf.`uname -s | awk '{print $1}'`"
    makeconf="${makeconf}.${machine}.${compiler}"
  fi
fi

# Site specific configuration
# ---------------------------
if [ ! -r ${makeconf} ]; then
  echo "$c: not using site specific ${makeconf} in `pwd`" 1>&2
  makeconf="Makefile.conf.`uname -s | awk '{print $1}'`"
fi

# if the OS is UNICOS, it does not follow the convention
# ------------------------------------------------------
if [ ! -r ${makeconf} ]; then
  echo "$c: cannot find ${makeconf} in `pwd`" 1>&2
  mech="`uname -m | awk '{print $1}'`"
  if [ "${mech}" = CRAY ]; then
    makeconf="Makefile.conf.UNICOS"
  fi
fi

# if all are failed, make a simple one
# ---------------------------------------
if [ ! -r ${makeconf} ]; then
  echo "$c: cannot find ${makeconf} in `pwd` " 1>&2

  makeconf="Makefile.conf.unknown"
  if [ ! -r ${makeconf} ]; then
    touch ${makeconf}
  fi
fi

rm -f Makefile.conf
ln -s ${makeconf} Makefile.conf

echo "$c: using ${makeconf} in `pwd`" 1>&2

# Configure subdirectories
# ------------------------
  make conf


#.