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selftests/bpf: Allow veristat compile standalone

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Veristat is synced into the standalone repo, where it compiles without
kernel private dependencies. This patch fixes compilation errors in
standalone veristat.

Signed-off-by: Mykyta Yatsenko <yatsenko@meta.com>
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
Link: https://lore.kernel.org/bpf/20250702175622.358405-1-mykyta.yatsenko5@gmail.com
This commit is contained in:
Mykyta Yatsenko 2025-07-02 18:56:22 +01:00 committed by Andrii Nakryiko
parent 65fdafd676
commit 38d95beb4b
1 changed files with 4 additions and 3 deletions
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7
tools/testing/selftests/bpf/veristat.c
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@ -23,6 +23,7 @@
#include <float.h>
#include <math.h>
#include <limits.h>
#include <assert.h>
#ifndef ARRAY_SIZE
#define ARRAY_SIZE(arr) (sizeof(arr) / sizeof((arr)[0]))
@ -239,7 +240,7 @@ static int libbpf_print_fn(enum libbpf_print_level level, const char *format, va
#define log_errno(fmt, ...) log_errno_aux(__FILE__, __LINE__, fmt, ##__VA_ARGS__)
__printf(3, 4)
__attribute__((format(printf, 3, 4)))
static int log_errno_aux(const char *file, int line, const char *fmt, ...)
{
int err = -errno;
@ -1337,7 +1338,7 @@ static bool output_stat_enabled(int id)
return false;
}
__printf(2, 3)
__attribute__((format(printf, 2, 3)))
static int write_one_line(const char *file, const char *fmt, ...)
{
int err, saved_errno;
@ -1358,7 +1359,7 @@ static int write_one_line(const char *file, const char *fmt, ...)
return err < 0 ? -1 : 0;
}
__scanf(3, 4)
__attribute__((format(scanf, 3, 4)))
static int scanf_one_line(const char *file, int fields_expected, const char *fmt, ...)
{
int res = 0, saved_errno = 0;