/* Copyright 2016 The Chromium OS 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 __CROS_EC_ASSERT_H__
#define __CROS_EC_ASSERT_H__

#include <stdnoreturn.h>

/* Include CONFIG definitions for EC sources. */
#ifndef THIRD_PARTY
#include "common.h"
#endif

#ifdef __cplusplus
extern "C" {
#endif

#ifdef CONFIG_DEBUG_ASSERT
#ifdef CONFIG_DEBUG_ASSERT_REBOOTS

#ifdef CONFIG_DEBUG_ASSERT_BRIEF
extern noreturn void panic_assert_fail(const char *fname, int linenum);
#define ASSERT(cond)                                           \
	do {                                                   \
		if (!(cond))                                   \
			panic_assert_fail(__FILE__, __LINE__); \
	} while (0)

#else /* !CONFIG_DEBUG_ASSERT_BRIEF */

extern noreturn void panic_assert_fail(const char *msg, const char *func,
			      const char *fname, int linenum);
#define ASSERT(cond)                                                 \
	do {                                                         \
		if (!(cond))                                         \
			panic_assert_fail(#cond, __func__, __FILE__, \
					  __LINE__);                 \
	} while (0)
#endif /* CONFIG_DEBUG_ASSERT_BRIEF */

#else /* !CONFIG_DEBUG_ASSERT_REBOOTS */

#define ASSERT(cond)                     \
	do {                             \
		if (!(cond))             \
			__asm("bkpt");   \
		__builtin_unreachable(); \
	} while (0)
#endif /* CONFIG_DEBUG_ASSERT_REBOOTS */

#else /* !CONFIG_DEBUG_ASSERT */
#define ASSERT(cond)
#endif /* CONFIG_DEBUG_ASSERT */

/* This collides with cstdlib, so exclude it where cstdlib is supported. */
#ifndef assert
#define assert(x...) ASSERT(x)
#endif

#ifdef __cplusplus
}
#endif

#endif /* __CROS_EC_ASSERT_H__ */