#! /bin/sh

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