#!/bin/sh
#------------------------------------------------------------------------------
# =========                 |
# \\      /  F ield         | foam-extend: Open Source CFD
#  \\    /   O peration     | Version:     4.1
#   \\  /    A nd           | Web:         http://www.foam-extend.org
#    \\/     M anipulation  | For copyright notice see file Copyright
#------------------------------------------------------------------------------
# License
#     This file is part of foam-extend.
#
#     foam-extend is free software: you can redistribute it and/or modify it
#     under the terms of the GNU General Public License as published by the
#     Free Software Foundation, either version 3 of the License, or (at your
#     option) any later version.
#
#     foam-extend is distributed in the hope that it will be useful, but
#     WITHOUT ANY WARRANTY; without even the implied warranty of
#     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
#     General Public License for more details.
#
#     You should have received a copy of the GNU General Public License
#     along with foam-extend.  If not, see <http://www.gnu.org/licenses/>.
#
# Script
#     finddep
#
# Description
#     find all .dep files referring to any of <file1> ... <fileN>
#
#------------------------------------------------------------------------------
usage() {
    while [ "$#" -ge 1 ]; do echo "$1"; shift; done
    cat<<USAGE

usage: ${0##*/} <file1> ... <fileN>

* find all .dep files referring to any of <file1> ... <fileN>

USAGE
    exit 1
}


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

[ "$#" -gt 0 ] || usage


find . -name '*.dep' -print | \
    while read src
    do
        for file in $@
        do
            grep -l "$file" $src && break
        done
    done

#------------------------------------------------------------------------------