#!/bin/bash
# Copyright (c) 2004 Matthias S. Benkmann <article AT winterdrache DOT de>
# You may do everything with this code except misrepresent its origin.
# PROVIDED `AS IS' WITH ABSOLUTELY NO WARRANTY OF ANY KIND!

DAISY_CHAIN=""

for p in $(type -ap chmod) ; do
    if [ ! $p -ef $0 ]; then
	DAISY_CHAIN=$p
	break
    fi
done

if [ ! -n "$DAISY_CHAIN" ]; then
    echo Cannot find real ${0##*/} command 
    exit 1
fi

if [ $UID == 0 ]; then
    exec $DAISY_CHAIN "$@"
fi

report=0
doit=1
reportmsg="*** chmod $@"

case "$1" in
    g+s|u+s) report=1; doit=0  ;;
    4755) shift 1 ; set -- 755 "$@" ; report=1; doit=1 ;;
    4555) shift 1 ; set -- 555 "$@" ; report=1; doit=1 ;;
    *) ;;
esac

if [ "$report" = 1 ]; then
    echo 1>&2 "$reportmsg"
fi

if [ "$doit" = 1 ]; then  
    exec $DAISY_CHAIN "$@"
fi

exit 0