alistair23-linux/tools/lib/bpf/test_libbpf.cpp
Yonghong Song 6f1ae8b662 tools/bpf: simplify libbpf API function libbpf_set_print()
Currently, the libbpf API function libbpf_set_print()
takes three function pointer parameters for warning, info
and debug printout respectively.

This patch changes the API to have just one function pointer
parameter and the function pointer has one additional
parameter "debugging level". So if in the future, if
the debug level is increased, the function signature
won't change.

Signed-off-by: Yonghong Song <yhs@fb.com>
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
2019-02-04 09:40:59 -08:00

19 lines
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C++

/* SPDX-License-Identifier: (LGPL-2.1 OR BSD-2-Clause) */
#include "libbpf.h"
#include "bpf.h"
#include "btf.h"
/* do nothing, just make sure we can link successfully */
int main(int argc, char *argv[])
{
/* libbpf.h */
libbpf_set_print(NULL);
/* bpf.h */
bpf_prog_get_fd_by_id(0);
/* btf.h */
btf__new(NULL, 0);
}