#!/bin/sh
#------------------------------------------------------------------------------
# =========                 |
# \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
#  \\    /   O peration     |
#   \\  /    A nd           | www.openfoam.com
#    \\/     M anipulation  |
#-------------------------------------------------------------------------------
#     Copyright (C) 2011-2016 OpenFOAM Foundation
#------------------------------------------------------------------------------
# License
#     This file is part of OpenFOAM, distributed under GPL-3.0-or-later.
#
# Script
#     findEmptyMake
#
# Description
#     Usage: findEmptyMake [dir1 .. dirN]
#
#     Find Make/ directories without a 'files' or 'options' file.
#     This can occur when a directory has been moved.
#------------------------------------------------------------------------------
usage() {
    exec 1>&2
    while [ "$#" -ge 1 ]; do echo "$1"; shift; done
    cat<<USAGE
Usage: ${0##*/} [OPTION] [dir1 .. dirN]

Find Make/ directories without a 'files' or 'options' file.
This can occur when a directory has been moved.

USAGE
    exit 1
}

# parse options
while [ "$#" -gt 0 ]
do
    case "$1" in
    -h | -help*)
        usage
        ;;
    -*)
       usage "unknown option: '$*'"
       ;;
    *)
       break
       ;;
    esac
done

# default is the current directory
[ "$#" -gt 0 ] || set -- .

for checkDir
do
    if [ -d "$checkDir" ]
    then
        echo "searching: $checkDir" 1>&2
    else
        echo "skipping non-dir: $checkDir" 1>&2
        continue
    fi

    find $checkDir -depth -name Make -type d -print | while read makeDir
    do
        [ -r "$makeDir/files" -a -r "$makeDir/options" ] || echo "$makeDir"
    done

done
#------------------------------------------------------------------------------