#!/bin/sh
#------------------------------------------------------------------------------
# =========                 |
# \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
#  \\    /   O peration     |
#   \\  /    A nd           | Copyright (C) 2011-2017 OpenFOAM Foundation
#    \\/     M anipulation  |
#-------------------------------------------------------------------------------
# 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
#     foamGraphExecTime
#
# Description
#     Deprecated script extract the 'ExecutionTime' for each time-step from a
#     log file for graphing.
#
#     Superseded by the more general foamLog script.
#------------------------------------------------------------------------------
Script=${0##*/}

if [ ! -f "$1" ]; then
    echo "$Script: $1 is not a valid filename"
    exit 1
fi

tmpTime=newTime$$.dat
cat $1 | \
    grep "ExecutionTime = " | \
    awk 'BEGIN { NENTRIES = 0 ; TPREV = 0.0 }{NENTRIES++; printf("%f %e\n", NENTRIES, $3 - TPREV); TPREV = $3}' - > $tmpTime

if [ "$(cat $tmpTime | wc -l)" -gt 1 ]; then
    mv $tmpTime executionTime.dat
fi

rm -f $tmpTime

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