1*4a5d661aSToomas Soome /*- 2*4a5d661aSToomas Soome * Copyright (c) 1992, 1993 3*4a5d661aSToomas Soome * The Regents of the University of California. All rights reserved. 4*4a5d661aSToomas Soome * (c) UNIX System Laboratories, Inc. 5*4a5d661aSToomas Soome * All or some portions of this file are derived from material licensed 6*4a5d661aSToomas Soome * to the University of California by American Telephone and Telegraph 7*4a5d661aSToomas Soome * Co. or Unix System Laboratories, Inc. and are reproduced herein with 8*4a5d661aSToomas Soome * the permission of UNIX System Laboratories, Inc. 9*4a5d661aSToomas Soome * 10*4a5d661aSToomas Soome * Redistribution and use in source and binary forms, with or without 11*4a5d661aSToomas Soome * modification, are permitted provided that the following conditions 12*4a5d661aSToomas Soome * are met: 13*4a5d661aSToomas Soome * 1. Redistributions of source code must retain the above copyright 14*4a5d661aSToomas Soome * notice, this list of conditions and the following disclaimer. 15*4a5d661aSToomas Soome * 2. Redistributions in binary form must reproduce the above copyright 16*4a5d661aSToomas Soome * notice, this list of conditions and the following disclaimer in the 17*4a5d661aSToomas Soome * documentation and/or other materials provided with the distribution. 18*4a5d661aSToomas Soome * 3. Neither the name of the University nor the names of its contributors 19*4a5d661aSToomas Soome * may be used to endorse or promote products derived from this software 20*4a5d661aSToomas Soome * without specific prior written permission. 21*4a5d661aSToomas Soome * 22*4a5d661aSToomas Soome * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 23*4a5d661aSToomas Soome * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 24*4a5d661aSToomas Soome * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 25*4a5d661aSToomas Soome * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 26*4a5d661aSToomas Soome * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 27*4a5d661aSToomas Soome * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 28*4a5d661aSToomas Soome * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 29*4a5d661aSToomas Soome * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 30*4a5d661aSToomas Soome * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 31*4a5d661aSToomas Soome * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 32*4a5d661aSToomas Soome * SUCH DAMAGE. 33*4a5d661aSToomas Soome * 34*4a5d661aSToomas Soome * @(#)assert.h 8.2 (Berkeley) 1/21/94 35*4a5d661aSToomas Soome * $FreeBSD$ 36*4a5d661aSToomas Soome */ 37*4a5d661aSToomas Soome 38*4a5d661aSToomas Soome #include <sys/cdefs.h> 39*4a5d661aSToomas Soome 40*4a5d661aSToomas Soome /* 41*4a5d661aSToomas Soome * Unlike other ANSI header files, <assert.h> may usefully be included 42*4a5d661aSToomas Soome * multiple times, with and without NDEBUG defined. 43*4a5d661aSToomas Soome */ 44*4a5d661aSToomas Soome 45*4a5d661aSToomas Soome #undef assert 46*4a5d661aSToomas Soome #undef _assert 47*4a5d661aSToomas Soome 48*4a5d661aSToomas Soome #ifdef NDEBUG 49*4a5d661aSToomas Soome #define assert(e) ((void)0) 50*4a5d661aSToomas Soome #define _assert(e) ((void)0) 51*4a5d661aSToomas Soome #else 52*4a5d661aSToomas Soome #define _assert(e) assert(e) 53*4a5d661aSToomas Soome 54*4a5d661aSToomas Soome #define assert(e) ((e) ? (void)0 : __assert(__func__, __FILE__, \ 55*4a5d661aSToomas Soome __LINE__, #e)) 56*4a5d661aSToomas Soome #endif /* NDEBUG */ 57*4a5d661aSToomas Soome 58*4a5d661aSToomas Soome #ifndef _ASSERT_H_ 59*4a5d661aSToomas Soome #define _ASSERT_H_ 60*4a5d661aSToomas Soome 61*4a5d661aSToomas Soome /* 62*4a5d661aSToomas Soome * Static assertions. In principle we could define static_assert for 63*4a5d661aSToomas Soome * C++ older than C++11, but this breaks if _Static_assert is 64*4a5d661aSToomas Soome * implemented as a macro. 65*4a5d661aSToomas Soome * 66*4a5d661aSToomas Soome * C++ template parameters may contain commas, even if not enclosed in 67*4a5d661aSToomas Soome * parentheses, causing the _Static_assert macro to be invoked with more 68*4a5d661aSToomas Soome * than two parameters. 69*4a5d661aSToomas Soome */ 70*4a5d661aSToomas Soome #if __ISO_C_VISIBLE >= 2011 && !defined(__cplusplus) 71*4a5d661aSToomas Soome #define static_assert _Static_assert 72*4a5d661aSToomas Soome #endif 73*4a5d661aSToomas Soome 74*4a5d661aSToomas Soome __BEGIN_DECLS 75*4a5d661aSToomas Soome void __assert(const char *, const char *, int, const char *) __dead2; 76*4a5d661aSToomas Soome __END_DECLS 77*4a5d661aSToomas Soome 78*4a5d661aSToomas Soome #endif /* !_ASSERT_H_ */ 79