Commit f8186bf6 authored by Andrii Nakryiko's avatar Andrii Nakryiko Committed by Daniel Borkmann
Browse files

selftests/bpf: Make sure enum-less bpf_enable_stats() API works in C++ mode 



Just a simple test to make sure we don't introduce unwanted compiler
warnings and API still supports passing enums as input argument.

Signed-off-by: default avatarAndrii Nakryiko <andrii@kernel.org>
Signed-off-by: default avatarDaniel Borkmann <daniel@iogearbox.net>
Link: https://lore.kernel.org/bpf/20221130200013.2997831-2-andrii@kernel.org
parent b4269341

tools/testing/selftests/bpf/test_cpp.cpp

+10 −3
Original line number Diff line number Diff line 
/* SPDX-License-Identifier: (LGPL-2.1 OR BSD-2-Clause) */

#include <iostream>

#pragma GCC diagnostic push

#pragma GCC diagnostic ignored "-Wdeprecated-declarations"

#include <unistd.h>

#include <linux/bpf.h>

#include <linux/btf.h>

#include <bpf/libbpf.h>

#pragma GCC diagnostic pop

#include <bpf/bpf.h>

#include <bpf/btf.h>

#include "test_core_extern.skel.h"
@@ -99,6 +99,7 @@ int main(int argc, char *argv[]) 
	struct btf_dump_opts opts = { };

	struct test_core_extern *skel;

	struct btf *btf;

	int fd;



	try_skeleton_template();
@@ -117,6 +118,12 @@ int main(int argc, char *argv[]) 
	skel = test_core_extern__open_and_load();

	test_core_extern__destroy(skel);



	fd = bpf_enable_stats(BPF_STATS_RUN_TIME);

	if (fd < 0)

		std::cout << "FAILED to enable stats: " << fd << std::endl;

	else

		::close(fd);



	std::cout << "DONE!" << std::endl;



	return 0;