## vim:ft=zsh
## Written by Frank Terbeck <ft@bewatermyfriend.org>
## Distributed under the same BSD-ish license as zsh itself.

# a portable 'readlink -f'
# forcing a subshell, to ensure chpwd() is not removed
# from the calling shell (if VCS_INFO_realpath() is called
# manually).

setopt localoptions NO_shwordsplit

(
    (( ${+functions[chpwd]} )) && unfunction chpwd
    setopt chaselinks
    builtin cd $1 2>/dev/null && pwd
)