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/* $NetBSD: bug.h,v 1.4 2021/12/19 12:12:07 riastradh Exp $ */
/*-
* Copyright (c) 2013 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Taylor R. Campbell.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. 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.
*
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
* ``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 FOUNDATION OR CONTRIBUTORS
* 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.
*/
#ifndef _ASM_BUG_H_
#define _ASM_BUG_H_
#include <sys/cdefs.h>
#include <sys/systm.h>
#include <linux/build_bug.h> /* XXX */
#define BUG() panic("%s:%d: BUG!", __FILE__, __LINE__)
#define BUG_ON(CONDITION) KASSERT(!(CONDITION))
/* XXX Rate limit? */
#define WARN(CONDITION, FMT, ...) \
linux_warning((CONDITION)? \
(printf("warning: %s:%d: " FMT, __FILE__, __LINE__, \
##__VA_ARGS__), 1) \
: 0)
#define WARN_ONCE(CONDITION, FMT, ...) \
({ \
static volatile unsigned __warn_once_done = 0; \
linux_warning((CONDITION) \
? (atomic_swap_uint(&__warn_once_done, 1) == 0 \
? (printf("warning: %s:%d: " FMT, __FILE__, __LINE__, \
##__VA_ARGS__), 1) \
: 1) \
: 0); \
})
#define WARN_ON(CONDITION) WARN(CONDITION, "%s\n", #CONDITION)
#define WARN_ON_SMP(CONDITION) WARN_ON(CONDITION) /* XXX */
#define WARN_ON_ONCE(CONDITION) WARN_ONCE(CONDITION, "%s\n", #CONDITION)
/* XXX Kludge to avoid GCC warning about statements without effect. */
static inline int
linux_warning(int x)
{
return x;
}
#endif /* _ASM_BUG_H_ */
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