err() #@ Return from function with error message
{ #@ USAGE: command || err ERRNUM [MESSAGE] || return
local err=$1
shift
[ -n "$*" ] && printf "%b\n" "$*" 1>&2
return "$err"
}
err() #@ Return from function with error message
{ #@ USAGE: command || err ERRNUM [MESSAGE] || return
local err=$1
shift
[ -n "$*" ] && printf "%b\n" "$*" 1>&2
return "$err"
}