2014-02-26 09:36:43 -05:00
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#
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# Chet Ramey <chet.ramey@case.edu>
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#
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# Copyright 2001 Chester Ramey
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2, or (at your option)
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# any later version.
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#
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# TThis program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software Foundation,
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# Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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2001-04-06 19:14:31 +00:00
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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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