diff options
Diffstat (limited to 'examples/functions/kshenv')
| -rw-r--r-- | examples/functions/kshenv | 44 |
1 files changed, 28 insertions, 16 deletions
diff --git a/examples/functions/kshenv b/examples/functions/kshenv index 35cc212..2b9a6eb 100644 --- a/examples/functions/kshenv +++ b/examples/functions/kshenv @@ -109,27 +109,39 @@ $1 == "'$cmd'" && $2 == "()" {printit=0; next; } # whence -v "$*" #} +# +# 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 $# in - 0) builtin cd "$HOME" ;; - 1) builtin cd "$@" ;; - 2) old="$1" - new="$2" - # dir=$(echo "$PWD" | sed "s:$old:$new:g") - dir=${PWD//$old/$new} - case "$dir" in - "$PWD") case "$PWD" in - *$old*) ;; - *) echo "$FUNCNAME: bad substitution" >&2 ; return 1 ;; - esac ;; - *) echo "$dir" - builtin cd "$dir" - ;; + 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 "$PWD" + ;; - *) echo "$FUNCNAME: usage: $FUNCNAME [-LP] [dir] [change]" >&2 - return 1 ;; + *) echo "${0##*/}: $FUNCNAME: usage: $FUNCNAME [-LP] [dir] [change]" >&2 + return 2 ;; esac } |