configure

#!/bin/bash
#
#====================================================================#
#                                                                    #
# Copyright 2002,2003,2004,2005,2006,2007,2008,2009                  #
# Mikael Granvik, Jenni Virtanen, Karri Muinonen, Teemu Laakso,      #
# Dagmara Oszkiewicz                                                 #
#                                                                    #
# This file is part of OpenOrb.                                      #
#                                                                    #
# OpenOrb is free software: you can redistribute it and/or modify it #
# under the terms of the GNU General Public License as published by  #
# the Free Software Foundation, either version 3 of the License, or  #
# (at your option) any later version.                                #
#                                                                    #
# OpenOrb is distributed in the hope that it will be useful, but     #
# WITHOUT ANY WARRANTY; without even the implied warranty of         #
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU  #
# General Public License for more details.                           #
#                                                                    #
# You should have received a copy of the GNU General Public License  #
# along with OpenOrb. If not, see <http://www.gnu.org/licenses/>.    #
#                                                                    #
#====================================================================#
#
# Script for selecting the compiler and setting general options.
#
# Author:  MG
# Version: 2009-11-13
#

# Extract command-line options
option_to_varname()
{
	# takes an option such as --with-foo as an argument
	# and returns the corresponding variable name (FOO)
	key="${1%=*}"
	key="${key#--}"
	key="${key#with-}"
	echo "$key" | awk '{print toupper($0)}'
}

PREFIX='/usr/local'
PYOORB=0

PYTHON=python
F2PY="f2py"
PYTEST="py.test"
ADDLIBS="-llapack"
ADDOPTS=
COVERAGE=

POSITIONAL=()
while [[ $# -gt 0 ]]
do
	key="$1"
	case "$key" in
		# Simple options with an argument
		--prefix=*|--with-python=*|--with-f2py=*|--with-pytest=*)
			eval "$(option_to_varname $key)='${key#*=}'"
			shift;
		;;

		--with-pyoorb)
			eval "$(option_to_varname $key)=1"
			shift;
		;;
		
		--coverage)
			COVERAGE=on
			ADDLIBS="$ADDLIBS -lgcov"
			ADDOPTS="$ADDOPTS -coverage"
			shift;
		;;

		*)
		POSITIONAL+=("$1")
		shift;
		;;
	esac
done
set -- "${POSITIONAL[@]}" # restore positional parameters

# --coverage only works with gfortran; verify gfortran is being used
if [[ ! -z $COVERAGE && $1 != gfortran ]]; then
	echo "Error: --coverage option only works with the gfortran compiler".
	exit -1
fi

# Make sure $PREFIX is an absolute path
if [[ $PREFIX != /* ]]; then
	echo "Argument to --prefix must be an absolute path beginning with a '/'"
	exit -1
fi

# Store install prefix into a fortran variable PREFIX
# Fold the path to fit into FORTRAN's line length limit
prefix_h="prefix.h"
rm -f "$prefix_h"
echo '!!!!! GENERATED BY configure SCRIPT; DO NOT EDIT !!!!!' >> "$prefix_h"
echo 'CHARACTER(len=FNAME_LEN) :: PREFIX = "" &' >> "$prefix_h"
echo "$PREFIX" | fold -b -w 60 | sed 's|.*|  \& // "&" \&|' >> "$prefix_h"
echo '  & // ""' >> "$prefix_h"

include_file=Makefile.include
rm -f $include_file

if [[ $1 == absoft ]] ; then

    echo 'FC = $(FC_ABSOFT)' > $include_file
    if [[ $2 == opt ]] ; then
	echo 'FCOPTIONS = $(FCOPTIONS_OPT_ABSOFT)' >> $include_file
    else
	echo 'FCOPTIONS = $(FCOPTIONS_DEB_ABSOFT)' >> $include_file
    fi
    echo 'FC_INC = $(FC_INC_ABSOFT)' >> $include_file
    echo 'FC_SHARED = $(FC_SHARED_ABSOFT)' >> $include_file

elif [[ $1 == compaq ]] ; then

    echo 'FC = $(FC_COMPAQ)' > $include_file
    if [[ $2 == opt ]] ; then
	echo 'FCOPTIONS = $(FCOPTIONS_OPT_COMPAQ)' >> $include_file
    else
	echo 'FCOPTIONS = $(FCOPTIONS_DEB_COMPAQ)' >> $include_file
    fi
    echo 'FC_INC = $(FC_INC_COMPAQ)' >> $include_file
    echo 'FC_SHARED = $(FC_SHARED_COMPAQ)' >> $include_file

elif [[ $1 == ibm ]] ; then

    if [[ $2 == opt ]] ; then
	echo 'FC = $(FC_SER_IBM)' > $include_file
	echo 'FCOPTIONS = $(FCOPTIONS_OPT_IBM)' >> $include_file
    elif [[ $2 == par ]] ; then
	echo 'FC = $(FC_PAR_IBM)' > $include_file
	echo 'FCOPTIONS = $(FCOPTIONS_PAR_IBM)' >> $include_file
    else
	echo 'FC = $(FC_SER_IBM)' > $include_file
	echo 'FCOPTIONS = $(FCOPTIONS_DEB_IBM)' >> $include_file
    fi
    echo 'FC_INC = $(FC_INC_IBM)' >> $include_file
    echo 'FC_SHARED = $(FC_SHARED_IBM)' >> $include_file

elif [[ $1 == intel ]] ; then

    echo 'FC = $(FC_INTEL)' > $include_file
    if [[ $2 == opt ]] ; then
	echo 'FCOPTIONS = $(FCOPTIONS_OPT_INTEL)' >> $include_file
    else
	echo 'FCOPTIONS = $(FCOPTIONS_DEB_INTEL)' >> $include_file
    fi
    echo 'FC_INC = $(FC_INC_INTEL)' >> $include_file
    echo 'FC_SHARED = $(FC_SHARED_INTEL)' >> $include_file
    echo 'F2PY_FCOMPILER = $(F2PY_FCOMPILER_INTEL)' >> $include_file

elif [[ $1 == lahey ]] ; then

    echo 'FC = $(FC_LAHEY)' > $include_file
    if [[ $2 == opt ]] ; then
	echo 'FCOPTIONS = $(FCOPTIONS_OPT_LAHEY)' >> $include_file
    else
	echo 'FCOPTIONS = $(FCOPTIONS_DEB_LAHEY)' >> $include_file
    fi
    echo 'FC_INC = $(FC_INC_LAHEY)' >> $include_file
    echo 'FC_SHARED = $(FC_SHARED_LAHEY)' >> $include_file

elif [[ $1 == sun ]] ; then

    echo 'FC = $(FC_SUN)' > $include_file
    if [[ $2 == opt ]] ; then
	echo 'FCOPTIONS = $(FCOPTIONS_OPT_SUN)' >> $include_file
    elif [[ $2 == par ]] ; then
	echo 'FCOPTIONS = $(FCOPTIONS_PAR_SUN)' >> $include_file
    else
	echo 'FCOPTIONS = $(FCOPTIONS_DEB_SUN)' >> $include_file
    fi
    echo 'FC_INC = $(FC_INC_SUN)' >> $include_file
    echo 'FC_SHARED = $(FC_SHARED_SUN)' >> $include_file

elif [[ $1 == g95 ]] ; then

    echo 'FC = $(FC_G95)' > $include_file
    if [[ $2 == opt ]] ; then
	echo 'FCOPTIONS = $(FCOPTIONS_OPT_G95)' >> $include_file
    else
	echo 'FCOPTIONS = $(FCOPTIONS_DEB_G95)' >> $include_file
    fi
    echo 'FC_INC = $(FC_INC_G95)' >> $include_file
    echo 'FC_SHARED = $(FC_SHARED_G95)' >> $include_file

elif [[ $1 == gfortran ]] ; then

    echo 'FC = $(FC_GFORTRAN)' > $include_file
    if [[ $2 == opt ]] ; then
	echo 'FCOPTIONS = $(FCOPTIONS_OPT_GFORTRAN)'"$ADDOPTS" >> $include_file
    else
	echo 'FCOPTIONS = $(FCOPTIONS_DEB_GFORTRAN)'"$ADDOPTS" >> $include_file
    fi
    echo 'FC_INC = $(FC_INC_GFORTRAN)' >> $include_file
    echo 'FC_SHARED = $(FC_SHARED_GFORTRAN)' >> $include_file
    echo 'F2PY_FCOMPILER = $(F2PY_FCOMPILER_GFORTRAN)' >> $include_file

elif [[ $1 == conda ]] ; then
    echo "FC = ${FC}" > $include_file
    echo "FCOPTIONS = $FFLAGS $LDFLAGS -cpp ""$ADDOPTS" >> $include_file
    echo 'FC_INC = $(FC_INC_GFORTRAN)' >> $include_file
    echo 'FC_SHARED = $(FC_SHARED_GFORTRAN)' >> $include_file
    echo 'F2PY_FCOMPILER = $(F2PY_FCOMPILER_GFORTRAN)' >> $include_file

elif [[ $1 == flang ]] ; then

    echo 'FC = $(FC_FLANG)' > $include_file
    if [[ $2 == opt ]] ; then
	echo 'FCOPTIONS = $(FCOPTIONS_OPT_FLANG)'"$ADDOPTS" >> $include_file
    else
	echo 'FCOPTIONS = $(FCOPTIONS_DEB_FLANG)'"$ADDOPTS" >> $include_file
    fi
    echo 'FC_INC = $(FC_INC_FLANG)' >> $include_file
    echo 'FC_SHARED = $(FC_SHARED_FLANG)' >> $include_file
    echo 'F2PY_FCOMPILER = $(F2PY_FCOMPILER_FLANG)' >> $include_file

else

    echo Erroneous compiler: $1
    rm -f $include_file

fi

# Options for liboorb and Python wrappers.
SYSTEM=`uname -s`
if [[ ${SYSTEM} == "Linux" ]] ; then
    echo 'LIBEXT = so' >> $include_file
elif [[ ${SYSTEM} == "Darwin" ]] ; then
    echo 'LIBEXT = dylib' >> $include_file
else
    echo 'LIBEXT = so' >> $include_file
fi

# Store PREFIX for use by 'make install'
echo "PREFIX=$PREFIX" >> "$include_file"

# Store the name of the python and f2py executables
echo "PYOORB=$PYOORB" >> "$include_file"
echo "PYTHON=$PYTHON" >> "$include_file"
echo "F2PY=$F2PY"     >> "$include_file"
echo "PYTEST=$PYTEST" >> "$include_file"
echo "ADDLIBS=$ADDLIBS" >> "$include_file"