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/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (C) 2026 Sasha Levin <sashal@kernel.org>
*
* Compatibility helpers for KAPI selftests.
*
* __NR_open does not exist on architectures using the generic syscall table
* (e.g. arm64, riscv); only __NR_openat does. There the wrapper falls back to
* openat(AT_FDCWD, ...), which does not go through sys_open, so the sys_open
* KAPI checks are not exercised.
*/
#ifndef KAPI_TEST_UTIL_H
#define KAPI_TEST_UTIL_H
#include <fcntl.h>
#include <unistd.h>
#include <sys/syscall.h>
#ifndef __NR_open
static inline long kapi_sys_open(const char *pathname, int flags, int mode)
{
return syscall(__NR_openat, AT_FDCWD, pathname, flags, mode);
}
#else
static inline long kapi_sys_open(const char *pathname, int flags, int mode)
{
return syscall(__NR_open, pathname, flags, mode);
}
#endif
#endif /* KAPI_TEST_UTIL_H */
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