#!/bin/sh

# mac doesn't have readlink with -f option to canonicalize the path
canonicalDirname() {
	cd $(dirname "$1")
	echo $(pwd -P)
}

DIR=$(dirname "${0}")
if [ "${DIR}" = . ]; then
	DIR=$(pwd -P)
fi
DIR=$(canonicalDirname "${DIR}")
#DIR=$(readlink -f "${DIR}/..")

# Variables to be modified from the makefile during compilation
COMPILER="gfortran"
COMPVER="9"
FFLAGS="-g -cpp -O3 -fd-lines-as-comments -Wall -Waggregate-return -Wcast-align -Wline-truncation -Wno-conversion -Wno-integer-division -Wno-tabs -Wno-unused-dummy-argument -Wno-unused-function -Wno-unused-parameter -Wno-unused-variable -Wsystem-headers -Wuninitialized -Wunused-label -mtune=generic -msse2 -mfpmath=sse -fPIC -fexpensive-optimizations -funroll-loops -fstrength-reduce -fno-automatic -finit-local-zero -ffixed-line-length-132 -fbackslash -funderscoring -frecord-marker=4 -falign-commons -fbacktrace -frange-check -fbounds-check -fdump-core -ftrapping-math -ffpe-trap=invalid,zero,overflow "
CFLAGS="-g -O3 -DNDEBUG -Wpacked -malign-double -mpreferred-stack-boundary=8"
LFLAGS="-fuse-ld=bfd"
LIB="-lfluka -lstdc++ -lz"
DPMLIB="-lDPMJET"
RQMDLIB="-lrqmd"
INTOBJS="idf2d.o zrdpcm.o idd2f.o glaubr.o evdini.o asciir.o eveout.o dpmjex.o eventd.o rqm2pr.o evqmdi.o rqmdex.o zrrqcm.o eveqmd.o"

if [ "$1" = "" ]; then
	echo
	echo "syntax: fluka-config --path|--bin|--compiler|--compver|--include|--libpath|--intobjs|--lib|--dpmlib|--rqmdlib|--flags|--fflags|--cflags|--lflags|--data"
	echo
	echo "desc: echo on standard output the relative option to be used in a make file"
	echo
	echo "author: Vasilis.Vlachoudis@cern.ch"
	echo "date:   2019.06.01"
	exit 0
fi

for ARG in $*
do
	case $ARG in
		--path)
			echo "${DIR}"
			;;
		--bin)
			echo "${DIR}/bin"
			;;
		--compiler)
			echo ${COMPILER}
			;;
		--compver)
			echo ${COMPVER}
			;;
		--include)
			echo "-I${DIR}/include"
			;;
		--libpath)
			echo "-L${DIR}/lib"
			;;
		--intobjs)
			echo $INTOBJS | tr ' ' '\n' | sed -e "s|^|${DIR}/lib/interface/|" | tr '\n' ' '
			;;
		--lib)
			echo ${LIB}
			;;
		--dpmlib)
			echo ${DPMLIB}
			;;
		--rqmdlib)
			echo ${RQMDLIB}
			;;
		--flags|--fflags)
			echo ${FFLAGS}
			;;
		--cflags)
			echo ${CFLAGS}
			;;
		--lflags)
			echo ${LFLAGS}
			;;
		--data)
			echo "${DIR}/data"
			;;
	esac
done