36 lines
635 B
Text
36 lines
635 B
Text
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#
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# ksh-like `cd': cd [-LP] [dir [change]]
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#
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cd()
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{
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OPTIND=1
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while getopts "LP" opt
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do
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case $opt in
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L|P) CDOPTS="$CDOPTS -$opt" ;;
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*) echo "$FUNCNAME: usage: $FUNCNAME [-LP] [dir] [change]" >&2
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return 2;;
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esac
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done
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shift $(( $OPTIND - 1 ))
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case $# in
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0) builtin cd $CDOPTS "$HOME" ;;
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1) builtin cd $CDOPTS "$@" ;;
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2) old="$1" new="$2"
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case "$PWD" in
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*$old*) ;;
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*) echo "${0##*/}: $FUNCNAME: bad substitution" >&2 ; return 1 ;;
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esac
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dir=${PWD//$old/$new}
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builtin cd $CDOPTS "$dir" && echo "$PWD"
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;;
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*) echo "${0##*/}: $FUNCNAME: usage: $FUNCNAME [-LP] [dir] [change]" >&2
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return 2 ;;
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esac
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}
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