#!/bin/ash

case $0 in

	mv|*/mv)
		case "$1Z" in
			-hZ|Z)	echo "rustic mv: mv file file|dir"
				exit ;;
			-*)	shift ;;
		esac

		if [ -f "$1" ] ; then
			cp -l "$1" "$2" 2> /dev/null  ||  cp "$1" "$2"
			rm -r "$1"
		else
			echo "$0: $1 is not a file." >& 2
		fi ;;

	domainname|*/domainname)
		kern=/proc/sys/kernel/domainname
		if [ $1 ] ; then
			echo $1 > $kern
		else
			cat $kern
		fi ;;

	# mu-hostname by A.Manzini <linux@netbusiness.it> 
	hostname|*/hostname) 
		H=/proc/sys/kernel/hostname
		case "Z$1Z" in
			Z-hZ|Z--helpZ)
				cat << END
  hostname - show or set the system's host name
  usage: hostname [-h] [host.domain]
END
				;;
			ZZ)	cat $H ;;
			*)	echo "$1" > $H ;;
		esac ;;

	# Fancier rustique 'dirname', handles Win95 filenames
	# Oct 1 2000  - A. Costa
	dirname|*/dirname)
		unset d parse NoNulls
		case "$1" in
			-h|--help)
				echo dirname  show directory of a file
				echo " Usage:  dirname [FILENAME]"
				exit ;;
			/)	d=/ ;;
			/*)	parse=1 d=/ ;;
			*/?*)	parse=1 ;;
			*)	d=. ;;
		esac
		if [ $parse ] ; then
			IFS=/
			set -- $1
			for arg in "$@" ; do
				[ "$arg" ] &&	NoNulls="$NoNulls \"$arg\""
			done
			IFS=" "
			eval set -- $NoNulls
			case $# in
				1)	shift ;;
				!!2)	while [ $# -gt 2 ] ; do
						d="$d$1/"
						shift
					done ;;
			esac
			d="$d$1"
		fi
		echo $d	;;

	free|*/free)	cat /proc/meminfo ;;

	killall5|*/killall5) # ignore
		set -x        
		SIGNAL=$1

		mount | fgrep -v "/proc"| fgrep -v " /usr "|fgrep -v " / "| \
		while read line; do
			set -- $line
			fuser -k  -m $1
		done
		fuser -k -m /usr
		fuser -k -m /

		ps ;;

	pidof|*/pidof)
		list=
		name=$1
		for i in /proc/[0-9]*/; do
			if [ -r $i/stat ] ; then
				read stat < $i/stat 
				set -- $stat
				case $2 in
			 		*$name*) list="$list $1" ;;
				esac
			fi
		done
		echo $list ;;

	ps|*/ps)
		for i in /proc/[0-9]*/; do
			read cmd < $i/cmdline
			read stat < $i/stat
			set -- $stat
			echo -e "$1\t$2 $cmd"
		done ;;

	uname|*/uname)
		opt=$1
		set -- `cat /proc/version`
		case $opt in
			-a)		echo "$@" ;;
			-r|--release)	echo $3	;;
			-s|--sysname)	echo $1 ;;
    		        *)		echo muLinux ;;
		esac ;;

	basename|*/basename)
		ext=$2
		case "$1" in
			*/*)	IFS="/"
				set -- $1
				eval name="\$$#" ;;
			*)	name="$1" ;;
		esac

		if [ "$ext" ] ; then
			echo $name | sed "s/$ext\$//"
		else
			echo $name
		fi ;;

	grep|*/grep)
		case $1 in
			""|-h)	echo "Usage: grep [-v] <regexpr> <files ...>" 
				exit ;;
			-v)	R="/$2/!P"
				shift 2 ;;
			*)	R="/$1/P"
				shift ;;
		esac
		sed -n "$R" "$@" ;;

	lsmod|*/lsmod)
		echo	"Module		Pages	 Used by"
		cat /proc/modules ;;

	zless|*/zless)	/bin/zcat "$@" | /bin/less ;;

	killall|*/killall)
		case Z$1Z in
			ZZ)	cat << END
usage:	killall [ -signal ] name ...
	killall -l
	killall -V

END
				;;
			Z-VZ)	echo "Rustic killall" ;;
			Z-lZ)	kill -l ;;
			Z-*)	SIGNAL=$1
				shift
				kill $SIGNAL `/bin/pidof $@` ;;
			Z*)	kill `/bin/pidof $@`;;
		esac ;;

	*)	echo "/bin/gateway: no function defined for $0"
		exit 1 ;;

esac
exit 0