// 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.

#pragma once

#pragma GCC visibility push(hidden)

#include <stdarg.h>
#include <zircon/status.h>
#include <zircon/types.h>

// printl() is printf-like, understanding %s %p %d %u %x %zu %zd %zx.
// No other formatting features are supported.
void __PRINTFLIKE(2, 3) printl(zx_handle_t log, const char* fmt, ...);
void vprintl(zx_handle_t log, const char* fmt, va_list ap);

// fail() combines printl() with process exit
_Noreturn void __PRINTFLIKE(2, 3) fail(zx_handle_t log, const char* fmt, ...);

#define check(log, status, fmt, ...)                                    \
    do {                                                                \
        if (status != ZX_OK)                                            \
            fail(log, "%s: " fmt,                                       \
                 zx_status_get_string(status),##__VA_ARGS__);           \
    } while (0)

#pragma GCC visibility pop