/*
* Copyright (c) 2005 Martin Decky
* Copyright (c) 2006 Josef Cejka
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* - Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* - Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* - The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
/** @addtogroup libc
* @{
*/
/** @file
*/
// XXX: The definition of `assert()` is not guarded.
// One must not use `#pragma once` in this header.
// This is in accordance with the C standard.
#ifndef _LIBC_ASSERT_H_
#define _LIBC_ASSERT_H_
#include <_bits/decls.h>
#ifndef __cplusplus
#define static_assert _Static_assert
#endif
__C_DECLS_BEGIN;
extern void __helenos_assert_abort(const char *, const char *, unsigned int)
__attribute__((noreturn));
extern void __helenos_assert_quick_abort(const char *, const char *, unsigned int)
__attribute__((noreturn));
__C_DECLS_END;
#endif
/** Debugging assert macro
*
* If NDEBUG is not set, the assert() macro
* evaluates expr and if it is false prints
* error message and terminate program.
*
* @param expr Expression which is expected to be true.
*
*/
#undef assert
#ifndef NDEBUG
#define assert(expr) ((expr) ? (void) 0 : __helenos_assert_abort(#expr, __FILE__, __LINE__))
#else
#define assert(expr) ((void) 0)
#endif
#ifdef _HELENOS_SOURCE
#undef safe_assert
#ifndef NDEBUG
#define safe_assert(expr) ((expr) ? (void) 0 : __helenos_assert_quick_abort(#expr, __FILE__, __LINE__))
#else
#define safe_assert(expr) ((void) 0)
#endif
#endif /* _HELENOS_SOURCE */
/** @}
*/