seL4/include/assert.h
Axel Heider 2075f0cded ensure assert() macro is an atom
Signed-off-by: Axel Heider <axel.heider@hensoldt-cyber.de>
2021-08-19 08:28:27 +10:00

56 lines
1.2 KiB
C

/*
* Copyright 2014, General Dynamics C4 Systems
*
* SPDX-License-Identifier: GPL-2.0-only
*/
#pragma once
#include <config.h>
#include <util.h>
#ifdef CONFIG_DEBUG_BUILD
void _fail(
const char *str,
const char *file,
unsigned int line,
const char *function
) NORETURN;
#define fail(s) _fail(s, __FILE__, __LINE__, __func__)
void _assert_fail(
const char *assertion,
const char *file,
unsigned int line,
const char *function
) NORETURN;
#define assert(expr) \
do { \
if (!(expr)) { \
_assert_fail(#expr, __FILE__, __LINE__, __FUNCTION__); \
} \
} while(0)
#else /* !DEBUG */
#define fail(s) halt()
#define assert(expr)
#endif /* DEBUG */
/* Create an assert that will trigger a compile error if it fails. */
#define compile_assert(name, expr) \
typedef int __assert_failed_##name[(expr) ? 1 : -1] UNUSED;
/* Sometimes compile asserts contain expressions that the C parser cannot
* handle. For such expressions unverified_compile_assert should be used. */
#ifdef CONFIG_VERIFICATION_BUILD
#define unverified_compile_assert(name, expr)
#else
#define unverified_compile_assert compile_assert
#endif