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// Copyright 2016 The Fuchsia Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef ZIRCON_SYSTEM_ULIB_FDIO_UNISTD_H_
#define ZIRCON_SYSTEM_ULIB_FDIO_UNISTD_H_
#include <lib/fdio/io.h>
#include <lib/fdio/unsafe.h>
#include <sys/types.h>
#include <threads.h>
#include <cerrno>
#include "private.h"
#define fd_to_io(n) fdio_unsafe_fd_to_io(n)
int fdio_status_to_errno(zx_status_t status);
// set errno to the closest match for error and return -1
static inline int ERROR(zx_status_t error) {
errno = fdio_status_to_errno(error);
return -1;
}
// if status is negative, set errno as appropriate and return -1
// otherwise return status
static inline int STATUS(zx_status_t status) {
if (status < 0) {
errno = fdio_status_to_errno(status);
return -1;
} else {
return status;
}
}
// set errno to e, return -1
static inline int ERRNO(int e) {
errno = e;
return -1;
}
#endif // ZIRCON_SYSTEM_ULIB_FDIO_UNISTD_H_