From 1d5cace9db9aef76f26b2d7ba54bbb76443b00b2 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 5 May 2024 20:33:23 +0200 Subject: Adding upstream version 5.0. Signed-off-by: Daniel Baumann --- examples/functions/ksh-cd | 54 +++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 54 insertions(+) create mode 100644 examples/functions/ksh-cd (limited to 'examples/functions/ksh-cd') diff --git a/examples/functions/ksh-cd b/examples/functions/ksh-cd new file mode 100644 index 0000000..26b00a9 --- /dev/null +++ b/examples/functions/ksh-cd @@ -0,0 +1,54 @@ +# +# Chet Ramey +# +# Copyright 2001 Chester Ramey +# +# This program 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 2, or (at your option) +# any later version. +# +# TThis program 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 this program; if not, write to the Free Software Foundation, +# Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + +# +# ksh-like `cd': cd [-LP] [dir [change]] +# +cd() +{ + OPTIND=1 + while getopts "LP" opt + do + case $opt in + L|P) CDOPTS="$CDOPTS -$opt" ;; + *) echo "$FUNCNAME: usage: $FUNCNAME [-LP] [dir] [change]" >&2 + return 2;; + esac + done + + shift $(( $OPTIND - 1 )) + + case $# in + 0) builtin cd $CDOPTS "$HOME" ;; + 1) builtin cd $CDOPTS "$@" ;; + 2) old="$1" new="$2" + case "$PWD" in + *$old*) ;; + *) echo "${0##*/}: $FUNCNAME: bad substitution" >&2 ; return 1 ;; + esac + + dir=${PWD//$old/$new} + + builtin cd $CDOPTS "$dir" && echo "$PWD" + + ;; + *) echo "${0##*/}: $FUNCNAME: usage: $FUNCNAME [-LP] [dir] [change]" >&2 + return 2 ;; + esac +} -- cgit v1.2.3