#! /bin/sh

set -e
stap -p2 -e 'probe begin {foo$1$2$3}' # $-expansion only at token head
stap -p2 -e 'probe $1 $2' 'syscall.open,begin' '{log ("hello\n")}'
stap -p2 -e 'probe begin {@1 @2}' 'syscall.open,begin' '{log ("hello\n")}'
stap -p2 -e 'probe begin {log (@1.@2)}' 'syscall.open,begin' '{log ("hello\n")}'