#!/bin/rc
# ux - unix execute
# ux [ user@host ] [cmd]
#
# Login to user@host over ssh(1) and run a cmd.
# 
rfork e
cmd=''
insist=false
userhost=$ux
opts=()
while(! ~ $#* 0 && ~ $1 -*){
	opts=($opts $1)
	shift
}
if(~ $1 *@*){
	userhost=$1
	insist=true
	shift
}
cmd=$*
cwd=`{pwd}
if(echo $cwd | grep -s /ux/'.*' && ~ $insist false){
	userhost=`{echo $cwd | sed 's#/ux/##; s#/.*##'}
	cdto=`{echo $cwd | sed 's#/ux/'$userhost'/?##'}
	if(! ~ $#cmd 0 && ! ~ $#cdto 0){
		if(~ $userhost root@*)
			cmd=('cd /'$cdto';' $cmd)
		if not
			cmd=('cd '$cdto';' $cmd)
	}
}
ssh -r $opts $userhost $cmd