File size: 3,205 Bytes
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#------------------------------------------------------------------------------
# ========= |
# \\ / F ield | OpenFOAM: The Open Source CFD Toolbox
# \\ / O peration | Website: https://openfoam.org
# \\ / A nd | Copyright (C) 2011-2024 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
# foamCleanPath
#
# Description
# Usage: foamCleanPath [-strip] path [exp1] .. [expN]
#
# Returns the <path> with individual paths removed which match partially or
# fully any expressions [exp1] ... [expN] provided.
#
#------------------------------------------------------------------------------
usage() {
cat <<USAGE
Usage: ${0##*/} [OPTION] "<path>" [exp1] .. [expN]
options:
-help print the usage
Returns the <path> with individual paths removed which match partially or fully
any expressions [exp1] ... [expN] provided.
+ The <path> must be a single quoted "" string with directory paths, separated
by colons.
+ Each [exp1] ... [expN] may be a single expression or a colon-separated set of
expressions.
USAGE
}
error() {
exec 1>&2
while [ "$#" -ge 1 ]; do echo "$1" >&2; shift; done
usage
exit 1
}
strip=
while [ "$#" -gt 0 ]
do
case "$1" in
-h | -help)
usage && exit 0
;;
-*)
error
;;
*)
break
;;
esac
done
[ "$#" -ge 1 ] || error "No arguments provided"
oldPath="$1" ; shift
# Quick exit if oldPath is not set, needed for LD_LIBRARY_PATH
[ -n "$oldPath" ] || exit
exps="$(echo "$*" | awk -F '[: ]' '{for(i=1;i<=NF;i++) print $i}')"
# standard directories on PATH, e.g. /bin, /usr/bin
stdPaths="$(getconf PATH)"
for exp in $exps
do
# do not remove standard directories
echo "$stdPaths" | grep -qE "(^|:)$exp(:|$)" && continue
oldPath=$(echo "$oldPath" | \
sed -e "s|${exp}[^:]*:||g" | \
sed -e "s|:${exp}[^:]*$||g" )
done
oldIFS=$IFS
IFS=:
newPath=
for dir in $oldPath
do
# Ignore duplicates
echo "$newPath" | grep -qE "(^|:)$dir(:|$)" && continue
# Clean the dir if it exists
[ -d "$dir" ] && dir="$(cd "$dir" && pwd)"
# Add an entry, without a colon for first time
[ "$newPath" ] && newPath="$newPath:$dir" && continue
newPath="$dir"
done
IFS=$oldIFS
echo "$newPath"
#------------------------------------------------------------------------------
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