#!/usr/sbin/dtrace -s #pragma D option flowindent // Enable tracing when execve or __mac_execve syscalls are entered syscall::execve:entry { self->tracing = 1; } syscall::__mac_execve:entry { self->tracing = 1; } // Disable tracing and exit when execve or __mac_execve syscalls return syscall::execve:return { self->tracing = 0; exit(0); } syscall::__mac_execve:return { self->tracing = 0; exit(0); } // Print syscall arguments when tracing is active fbt::: /self->tracing/ { // Print the first three arguments of the syscall in hexadecimal format printf("%x, %x, %x", arg0, arg1, arg2); }