#! /bin/sh

# we include the paths of the original install directories for reference
orig_prefix="/afs/cern.ch/sw/lcg/app/releases/GEANT4/clhep/2.2.0.8/x86_64-cc7-gcc48-opt"
orig_exec_prefix="${prefix}"
orig_includedir="${prefix}/include"

# use the full name of this script to get the current path
configpath=`dirname ${0}`
# check for a leading slash to determine if this is a relative path
firstc=`expr ${configpath} : "\/"`
calldir=`pwd`
if [ ${firstc} -eq 0 ]
then
   cd "${calldir}/${configpath}"; newpath=`pwd`
   binpath=${newpath}
else
   binpath=${configpath}
fi
# OK - now we have to strip the trailing "/bin" out of the path
prefix=`dirname "${binpath}"`
includedir=${prefix}/include
libdir=${prefix}/lib

usage()
{
    cat  <<EOF
Usage: Matrix-config [OPTION]

Known values for OPTION are:

  --prefix              show installation prefix
  --cxx                 print C++ compilation command
  --cpp                 print pre-processor commands
  --cppflags            print pre-processor flags
  --cxxflags            print C++ compiler flags
  --ldflags             print linker flags
  --libs                print libraries to link against
  --help                display this help and exit
  --version             output version information

EOF

    exit $1
}

if test $# -eq 0; then
    usage 1
fi

while test $# -gt 0; do
    case "$1" in
    -*=*)
        optarg=`echo "$1" | sed 's/[-_a-zA-Z0-9]*=//'`
	;;
    *) 
        optarg=
	;;
    esac

    case "$1" in
    --prefix=*)
	prefix="$optarg"
	;;

    --prefix)
	echo \"${prefix}\"
	;;

    --version)
	echo Matrix 2.2.0.8
	exit 0
	;;

    --help)
	usage 0
	;;

    --cxx)
       	echo g++  -O -ansi -pedantic -Wall -D_GNU_SOURCE -std=c++11 -pthread  -O2 -g -DNDEBUG
       	;;

    --cpp)
       	echo g++ -E  -I${prefix}/include
       	;;

    --cppflags)
       	echo  -I${prefix}/include
       	;;

    --cxxflags)
       	echo -O -ansi -pedantic -Wall -D_GNU_SOURCE -std=c++11 -pthread  -O2 -g -DNDEBUG
       	;;

    --ldflags)
       	echo    -L${exec_prefix}/lib
       	;;

    --libs)
       	echo  -lCLHEP-Matrix-2.2.0.8 -lCLHEP-Random-2.2.0.8 -lCLHEP-Vector-2.2.0.8 -lm
       	;;

    *)
	usage
	exit 1
	;;
    esac
    shift
done

exit 0