minix/lib/libc/include/isc/assertions.h

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/* $NetBSD: assertions.h,v 1.5 2009/04/12 17:07:16 christos Exp $ */
/*
* Copyright (C) 2004, 2005, 2008 Internet Systems Consortium, Inc. ("ISC")
* Copyright (C) 1997-2001 Internet Software Consortium.
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH
* REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
* AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT,
* INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
* LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
* OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
* PERFORMANCE OF THIS SOFTWARE.
*/
/*
* Id: assertions.h,v 1.5 2008/11/14 02:36:51 marka Exp
*/
#ifndef ASSERTIONS_H
#define ASSERTIONS_H 1
typedef enum {
assert_require, assert_ensure, assert_insist, assert_invariant
} assertion_type;
typedef void (*assertion_failure_callback)(const char *, int, assertion_type,
const char *, int);
/* coverity[+kill] */
extern assertion_failure_callback __assertion_failed;
void set_assertion_failure_callback(assertion_failure_callback f);
const char *assertion_type_to_text(assertion_type type);
#if defined(CHECK_ALL) || defined(__COVERITY__)
#define CHECK_REQUIRE 1
#define CHECK_ENSURE 1
#define CHECK_INSIST 1
#define CHECK_INVARIANT 1
#endif
#if defined(CHECK_NONE) && !defined(__COVERITY__)
#define CHECK_REQUIRE 0
#define CHECK_ENSURE 0
#define CHECK_INSIST 0
#define CHECK_INVARIANT 0
#endif
#ifdef _DIAGNOSTIC
#ifndef CHECK_REQUIRE
#define CHECK_REQUIRE 1
#endif
#ifndef CHECK_ENSURE
#define CHECK_ENSURE 1
#endif
#ifndef CHECK_INSIST
#define CHECK_INSIST 1
#endif
#ifndef CHECK_INVARIANT
#define CHECK_INVARIANT 1
#endif
#endif /* _DIAGNOSTIC */
#if CHECK_REQUIRE != 0
#define REQUIRE(cond) \
((void) ((cond) || \
((__assertion_failed)(__FILE__, __LINE__, assert_require, \
#cond, 0), 0)))
#define REQUIRE_ERR(cond) \
((void) ((cond) || \
((__assertion_failed)(__FILE__, __LINE__, assert_require, \
#cond, 1), 0)))
#else
#define REQUIRE(cond) ((void) (cond))
#define REQUIRE_ERR(cond) ((void) (cond))
#endif /* CHECK_REQUIRE */
#if CHECK_ENSURE != 0
#define ENSURE(cond) \
((void) ((cond) || \
((__assertion_failed)(__FILE__, __LINE__, assert_ensure, \
#cond, 0), 0)))
#define ENSURE_ERR(cond) \
((void) ((cond) || \
((__assertion_failed)(__FILE__, __LINE__, assert_ensure, \
#cond, 1), 0)))
#else
#define ENSURE(cond) ((void) (cond))
#define ENSURE_ERR(cond) ((void) (cond))
#endif /* CHECK_ENSURE */
#if CHECK_INSIST != 0
#define INSIST(cond) \
((void) ((cond) || \
((__assertion_failed)(__FILE__, __LINE__, assert_insist, \
#cond, 0), 0)))
#define INSIST_ERR(cond) \
((void) ((cond) || \
((__assertion_failed)(__FILE__, __LINE__, assert_insist, \
#cond, 1), 0)))
#else
#if !defined(__lint__)
#define INSIST(cond) ((void) (cond))
#define INSIST_ERR(cond) ((void) (cond))
#else /* !__lint__ */
#define INSIST(cond)
#define INSIST_ERR(cond)
#endif /* !__lint__ */
#endif /* CHECK_INSIST */
#if CHECK_INVARIANT != 0
#define INVARIANT(cond) \
((void) ((cond) || \
((__assertion_failed)(__FILE__, __LINE__, assert_invariant, \
#cond, 0), 0)))
#define INVARIANT_ERR(cond) \
((void) ((cond) || \
((__assertion_failed)(__FILE__, __LINE__, assert_invariant, \
#cond, 1), 0)))
#else
#define INVARIANT(cond) ((void) (cond))
#define INVARIANT_ERR(cond) ((void) (cond))
#endif /* CHECK_INVARIANT */
#endif /* ASSERTIONS_H */
/*! \file */