#!/bin/bash
#
# Copyright 2021, Her Majesty the Queen in right of Canada
#
# This forms the basis for the xx-config utility, which tells you
# various things about the library installation.

cc="@CMAKE_C_COMPILER_ID@ @CMAKE_C_COMPILER_VERSION@"
fc="@CMAKE_Fortran_COMPILER_ID@ @CMAKE_Fortran_COMPILER_VERSION@"
cflags="@EC_C_FLAGS@"
fflags="@EC_Fortran_FLAGS@"
defs="@EC_CMAKE_DEFINITIONS@"
libs=CMAKE_LIBS

version=@PROJECT_VERSION@
env=@EC_CI_ENV@
arch=@EC_ARCH@

has_rmn=@rmn_VERSION@
has_tdpack=@tdpack_VERSION@
has_vgrid=@vgrid_VERSION@
has_modelutils=@modelutils_VERSION@
has_rpncomm=@rpncomm_VERSION@
has_rpnphy=@rpnphy_VERSION@
has_gemdyn=@gemdyn_VERSION@
has_mach=@mach_VERSION@

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

Available values for OPTION include:

  --help         display this help message and exit
  --cc           C compiler [${cc}]
  --fc           FORTRAN compiler [${fc}]
  --cflags       C compiler flags [${cflags}]
  --fflags       Fortran compiler flags [${fflags}]
  --defs         preprocessor definitions [${defs}]
  --version      GEM version [${version}]
  --env          environment version used [${env}]
  --arch         architecture of build [${arch}]
  --has-rmn      which version of librmn is it compiled with [${has_rmn}]
  --has-tdpack   which version of tdpack is it compiled with [${has_tdpack}]
  --has-vgrid    which version of vgrid is it compiled with [${has_vgrid}]
  --has-rpncomm  which version of rpncomm is it compiled with [${has_rpncomm}]
  --has-modelutils which version of modelutils is it compiled with [${has_modelutils}]
  --has-rpnphy   which version of rpnphy is it compiled with [${has_rpnphy}]
  --has-gemdyn   which version of gemdyn is it compiled with [${has_gemdyn}]
  --has-mach     which version of mach is it compiled with [${has_mach}]

EOF
}

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

while test $# -gt 0; do
    case "$1" in
        # this deals with options in the style
        # --option=value and extracts the value part
        # [not currently used]
        -*=*) value=`echo "$1" | sed 's/[-_a-zA-Z0-9]*=//'` ;;
        *) value= ;;
    esac

    case "$1" in

        --help)
	    usage 0
	    ;;

        --cc)
       	    echo ${cc:-no}
       	    ;;

        --fc)
       	    echo ${fc:-no}
       	    ;;

        --cflags)
       	    echo ${cflags}
       	    ;;

        --fflags)
       	    echo ${fflags}
       	    ;;

        --defs)
       	    echo ${defs}
       	    ;;

        --libs)
       	    echo ${libs}
       	    ;;

        --has-rmn)
       	    echo ${has_rmn:-no}
       	    ;;

        --has-tdpack)
       	    echo ${has_tdpack:-no}
       	    ;;

        --has-vgrid)
       	    echo ${has_vgrid:-no}
       	    ;;

        --has-rpncomm)
       	    echo ${has_rpncomm:-no}
       	    ;;

        --has-modelutils)
       	    echo ${has_modelutils:-no}
       	    ;;

        --has-rpnphy)
       	    echo ${has_rpnphy:-no}
       	    ;;

        --has-gemdyn)
       	    echo ${has_gemdyn:-no}
       	    ;;

        --has-mach)
             echo ${has_mach:-no}
             ;;

        --version)
	    echo ${version}
	    ;;

        --env)
            echo ${env}
            ;;

        --arch)
            echo ${arch}
            ;;

        *)
            echo "unknown option: $1"
	    usage 1
	    ;;
    esac
    shift
done

exit 0