xref: /rk3399_ARM-atf/include/lib/cassert.h (revision bdbfc3c298b4cdc36412d6abd55a4fe79e643b44)
1*bdbfc3c2SDan Handley /*
2*bdbfc3c2SDan Handley  * Copyright (c) 2014, ARM Limited and Contributors. All rights reserved.
3*bdbfc3c2SDan Handley  *
4*bdbfc3c2SDan Handley  * Redistribution and use in source and binary forms, with or without
5*bdbfc3c2SDan Handley  * modification, are permitted provided that the following conditions are met:
6*bdbfc3c2SDan Handley  *
7*bdbfc3c2SDan Handley  * Redistributions of source code must retain the above copyright notice, this
8*bdbfc3c2SDan Handley  * list of conditions and the following disclaimer.
9*bdbfc3c2SDan Handley  *
10*bdbfc3c2SDan Handley  * Redistributions in binary form must reproduce the above copyright notice,
11*bdbfc3c2SDan Handley  * this list of conditions and the following disclaimer in the documentation
12*bdbfc3c2SDan Handley  * and/or other materials provided with the distribution.
13*bdbfc3c2SDan Handley  *
14*bdbfc3c2SDan Handley  * Neither the name of ARM nor the names of its contributors may be used
15*bdbfc3c2SDan Handley  * to endorse or promote products derived from this software without specific
16*bdbfc3c2SDan Handley  * prior written permission.
17*bdbfc3c2SDan Handley  *
18*bdbfc3c2SDan Handley  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
19*bdbfc3c2SDan Handley  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
20*bdbfc3c2SDan Handley  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
21*bdbfc3c2SDan Handley  * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
22*bdbfc3c2SDan Handley  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
23*bdbfc3c2SDan Handley  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
24*bdbfc3c2SDan Handley  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
25*bdbfc3c2SDan Handley  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
26*bdbfc3c2SDan Handley  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
27*bdbfc3c2SDan Handley  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
28*bdbfc3c2SDan Handley  * POSSIBILITY OF SUCH DAMAGE.
29*bdbfc3c2SDan Handley  */
30*bdbfc3c2SDan Handley 
31*bdbfc3c2SDan Handley #ifndef __CASSERT_H__
32*bdbfc3c2SDan Handley #define __CASSERT_H__
33*bdbfc3c2SDan Handley 
34*bdbfc3c2SDan Handley /*******************************************************************************
35*bdbfc3c2SDan Handley  * Macro to flag a compile time assertion. It uses the preprocessor to generate
36*bdbfc3c2SDan Handley  * an invalid C construct if 'cond' evaluates to false.
37*bdbfc3c2SDan Handley  * The following  compilation error is triggered if the assertion fails:
38*bdbfc3c2SDan Handley  * "error: size of array 'msg' is negative"
39*bdbfc3c2SDan Handley  ******************************************************************************/
40*bdbfc3c2SDan Handley #define CASSERT(cond, msg)	typedef char msg[(cond) ? 1 : -1]
41*bdbfc3c2SDan Handley 
42*bdbfc3c2SDan Handley #endif /* __CASSERT_H__ */
43