#!/bin/sh
#------------------------------------------------------------------------------
# =========                 |
# \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
#  \\    /   O peration     |
#   \\  /    A nd           | Copyright (C) 2015 OpenFOAM Foundation
#    \\/     M anipulation  | Copyright (C) 2017 OpenCFD Ltd.
#-------------------------------------------------------------------------------
# License
#     This file is part of OpenFOAM.
#
#     OpenFOAM 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.
#
#     OpenFOAM 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 OpenFOAM.  If not, see <http://www.gnu.org/licenses/>.
#
# Script
#     wrmo
#
# Usage
#     wrmo [-a | -all | all]  [file1 [... fileN]]
#
# Description
#     Remove all .o files from the object directory tree corresponding to the
#     current source derectory or remove only the .o file corresponding to the
#     optionally specified [file].  With the -a/-all/all option the .o files
#     are removed for all platforms rather than just the current platform.
#
#------------------------------------------------------------------------------
Script=${0##*/}     # Note: need 'Script' for some functions in wmakeFunctions

# Source the wmake functions
. ${0%/*}/scripts/wmakeFunctions

usage() {
    exec 1>&2
    while [ "$#" -ge 1 ]; do echo "$1"; shift; done
    cat<<USAGE
Usage: $Script [OPTION] [file1 [... fileN]]

options:
  -a | -all         All platforms (current: $WM_OPTIONS)
  -h | -help        Print the usage

Remove all .o files or remove .o file corresponding to <file>

USAGE
    exit 1
}


#------------------------------------------------------------------------------
# Parse arguments and options
#------------------------------------------------------------------------------

# Default to processing only the current platform
unset platform

while [ "$#" -gt 0 ]
do
    case "$1" in
    -h | -help*)
        usage
        ;;
    # All platforms
    -a | -all | all)
        platform=all
        shift
        ;;
    -*)
        usage "unknown option: '$1'"
        ;;
    *)
        break
        ;;
    esac
done

# Check environment variables
checkEnv


#------------------------------------------------------------------------------
# Remove the selected .o files from the object tree
#------------------------------------------------------------------------------

objectsDir=$(findObjectDir .) || exit 1 # Fatal

# With the -a/-all option replace the current platform with a wildcard
if [ "$platform" = all ]
then
    objectsDir=$(echo $objectsDir | sed s%$WM_OPTIONS%*% )
fi

if [ "$#" -eq 0 ]
then
    echo "removing all .o files ..."
    find $objectsDir -name '*.o' -type f -delete
else
    echo "removing .o files corresponding to"
    echo "    $@ ..."
    for file
    do
        rm $objectsDir/${file%%.*}.o
    done
fi

exit 0 # clean exit

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