title: Print the Size of a C Type
name: sizeof.stp
version: 1.0
author: anonymous
keywords: statistics memory bpf
subsystem: any
status: proposed
exit: event-ended
output: on-exit
scope: system-wide
description: This script prints the size of a type, based on dwarf debuginfo for any kernel or userspace module, or trial-compilation of a given header file name.
test_check: stap -p4 sizeof.stp task_struct 'kernel<include/linux/sched.h>'
test_installcheck: stap sizeof.stp FILE '</usr/include/stdio.h>'
test_check_bpf: stap -p4 --bpf sizeof.stp task_struct 'kernel<include/linux/sched.h>'
test_installcheck_bpf: stap --bpf sizeof.stp FILE '</usr/include/stdio.h>'
