#!/bin/rc -e
rfork n
if(~ $*(3) ''){
	echo $0 '[-j usbep] emu width height [params] rom'
	exit usage
}
emu=$1
rescale $2 $3
shift 3
joy=()
if(~ $1 -j){
	joy=$2
	shift 2
}
if(test -d /sys/games/lib/rom/$emu){
	mkdir -p $home/lib/$emu
	bind -bc $home/lib/$emu /sys/games/lib/rom/$emu
	cd /sys/games/lib/rom/$emu
}
if(~ $#joy 1)
	nusb/joy /dev/usb/ep^$joy^.0 | joy | {eval games/$emu -a $* || eval games/$emu $*}
if not
	eval games/$emu -a $* || eval games/$emu $*