#!/bin/bash

exit_with_usage ()
{
    echo "Usage: $0 --prefix|--includedir|--libdir|--bindir|--help"
    exit $1
}

if [ "$1" = "" ] ; then
    exit_with_usage 1
fi

INCLUDE_DIR=/usr/include/gnsstk15
BIN_DIR=/usr/bin
LIBRARY_DIR=/usr/lib
ROOT_DIR=/usr

# Scan for --help or unknown argument.
for ARG in $*
do
    case $ARG in
        --help)
            exit_with_usage 0
        ;;
        --prefix|--includedir|--libdir|--bindir|--help)
        ;;
        *)
            exit_with_usage 1
        ;;
    esac
done

for ARG in $*
do
    case $ARG in
        --prefix)
            echo "$ROOT_DIR"
        ;;
        --includedir)
            echo "$INCLUDE_DIR"
        ;;
        --libdir)
            echo "$LIBRARY_DIR"
        ;;
        --bindir)
            echo "$BIN_DIR"
        ;;
    esac
done
