#!/bin/sh -p dtrace=/usr/sbin/dtrace ############################################################################ # ASSERTION: # To verify that a binary launched with dtrace -c with the default options # is controlled and can hit a probe specified by module and function name # # This relies on the /usr/bin/true being on the file system and having a # libSystem having a initializer named libSystem_initializer script() { $dtrace -Z -xnolibs -xevaltime=preinit -c /usr/bin/true -qs /dev/stdin <<EOF pid\$target:libSystem.B.dylib:libSystem_initializer:entry { trace("Called"); exit(0); } EOF } script | tee /dev/fd/2 | grep 'Called' status=$? exit $status