From 772f20abb0a3a0979c440114bf3a1cff5b3cef03 Mon Sep 17 00:00:00 2001 From: cvpcs Date: Wed, 2 Jun 2010 11:02:31 -0500 Subject: initial import of bash 4.1 --- examples/functions/ksh-cd | 35 +++++++++++++++++++++++++++++++++++ 1 file changed, 35 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..801a490 --- /dev/null +++ b/examples/functions/ksh-cd @@ -0,0 +1,35 @@ +# +# 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 v1.1