50 lines
1.2 KiB
Bash
50 lines
1.2 KiB
Bash
#!/bin/bash
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path_remove () {
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local IFS=':'
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local NEWPATH
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local DIR
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local PATHVARIABLE=${2:-PATH}
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for DIR in ${!PATHVARIABLE} ; do
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if [ "$DIR" != "$1" ] ; then
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NEWPATH=${NEWPATH:+$NEWPATH:}$DIR
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fi
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done
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export $PATHVARIABLE="$NEWPATH"
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}
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path_prepend () {
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path_remove $1 $2
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if ([[ -d "$1" ]] || [[ ! $1 = /* ]]); then
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local PATHVARIABLE=${2:-PATH}
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export $PATHVARIABLE="$1${!PATHVARIABLE:+:${!PATHVARIABLE}}"
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fi
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}
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path_append () {
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path_remove $1 $2
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if ([[ -d "$1" ]] || [[ ! $1 = /* ]]); then
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local PATHVARIABLE=${2:-PATH}
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export $PATHVARIABLE="${!PATHVARIABLE:+${!PATHVARIABLE}:}$1"
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fi
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}
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path_insert () {
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if ([[ -d "$1" ]] || [[ ! $1 = /* ]]); then
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local PATHVAR=${4:-PATH}
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local temp
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echo inserting $1 into ${!PATHVAR} $2 $3
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boa=$([[ $2 == b* ]] && echo "$1:&" || echo "&:$1:")
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temp="$(echo ${!PATHVAR} | sed -r "s#$3(:)?#$boa#" | sed 's#^:##' | sed 's#\:$##' | sed 's#::#:#g' )"
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echo result: $temp
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export PATHVAR=$temp
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fi
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}
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# path_insert_before () {
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# _path_insert b "$@"
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# }
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#
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# path_insert_after () {
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# _path_insert a "$@"
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# }
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