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# (C) 2010 magicant
# Completion script for the "which" command.
# Supports GNU which 2.20, FreeBSD 8.1, OpenBSD 4.8, NetBSD 5.0,
# Mac OS X 10.6.4, SunOS 5.10, HP-UX 11i v3.
function completion/which {
case $("${WORDS[1]}" --version 2>/dev/null) in
(*'GNU'*) typeset type=GNU ;;
(*) typeset type="$(uname 2>/dev/null)" ;;
esac
case $type in
(GNU) typeset long=true ;;
(*) typeset long= ;;
esac
typeset OPTIONS ARGOPT PREFIX
OPTIONS=( #>#
) #<#
case $type in (GNU|Darwin|*BSD)
OPTIONS=("$OPTIONS" #>#
"a ${long:+--all}; print all matches, not just the first one"
) #<#
case $type in (Darwin|FreeBSD)
OPTIONS=("$OPTIONS" #>#
"s; print nothing"
) #<#
esac
;;
esac
case $type in (GNU)
OPTIONS=("$OPTIONS" #>#
"i --read-alias; read alias definitions from the standard input"
"--skip-alias; cancel the --read-alias option"
"--read-functions; read function definitions from the standard input"
"--skip-functions; cancel the --read-functions option"
"--skip-dot; ignore directory names that start with a dot"
"--skip-tilde; ignore directories under \$HOME"
"--show-dot; print \"./program\" for programs in a dot directory"
"--show-tilde; use ~ for programs under \$HOME"
"V v --version; print version info"
"--help"
) #<#
# --tty-only is not completed since it's meaningless in an
# interactive shell session
esac
command -f completion//parseoptions ${long:+-es}
case $ARGOPT in
(-)
command -f completion//completeoptions
;;
(*)
complete -P "$PREFIX" --external-command
;;
esac
}
# vim: set ft=sh ts=8 sts=8 sw=8 et:
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