configure

#!/bin/sh

prefix=/usr/local
cxx=g++
HERE="$(dirname "$(readlink -f "${0}")")"
CONF="${HERE}/val-config.in"
MAKE="${HERE}/Makefile.in"
includeflag="-I${HERE}/include"

#echo $CONF

for arg in "$@"; do
    case "$arg" in
    --prefix=*)
        prefix=`echo $arg | sed 's/--prefix=//'`
        ;;
    --cxx=*)
        cxx=`echo $arg | sed 's/--cxx=//'`
        ;;
    --help|-h)
        echo 'usage: ./configure [options]'
        echo 'options:'
        echo '  --prefix=<path>: installation prefix (else prefix=/usr/local)'
        echo '  --cxx=<command>: c++ compiler (else cxx=g++)'
        exit 0
        ;;
    esac
done

PRIMPATH="char primlistpath[] = \"${prefix}/share/valmath/data/primlis1.txt\";"
#PRIMPATH="char primlistpath[] = ${HERE}"

#echo $PRIMPATH

echo 'changing val_basis.cpp'
sed -i "8s#.*#${PRIMPATH}#" "${HERE}/src/val_basics.cpp"


echo 'generating makefile ...'
echo "PREFIX=$prefix" > Makefile
echo "DIRPATH = $HERE" >> Makefile
echo "CXX=$cxx" >> Makefile
echo "INCLUDEFLAG = $includeflag" >> Makefile
cat $MAKE >> Makefile

echo 'generating val-config'
mkdir -p bin
echo '#!/bin/sh' > bin/val-config
echo "" >> bin/val-config
echo "PREFIX=$prefix" >> bin/val-config
cat $CONF >> bin/val-config
chmod 755 bin/val-config

echo 'configuration complete, type make to build.'