Cregit: Linux 6.9: bug.h

Contributors: 5
Author	Tokens	Token Proportion	Commits	Commit Proportion
Arnaldo Carvalho de Melo	34	58.62%	1	14.29%
Matthew Wilcox	14	24.14%	2	28.57%
Namhyung Kim	6	10.34%	2	28.57%
Jiri Olsa	3	5.17%	1	14.29%
Greg Kroah-Hartman	1	1.72%	1	14.29%
Total	58		7

/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _TOOLS_ASM_BUG_H
#define _TOOLS_ASM_BUG_H

#include <linux/compiler.h>
#include <stdio.h>

#define __WARN_printf(arg...)	do { fprintf(stderr, arg); } while (0)

#define WARN(condition, format...) ({		\
	int __ret_warn_on = !!(condition);	\
	if (unlikely(__ret_warn_on))		\
		__WARN_printf(format);		\
	unlikely(__ret_warn_on);		\
})

#define WARN_ON(condition) ({					\
	int __ret_warn_on = !!(condition);			\
	if (unlikely(__ret_warn_on))				\
		__WARN_printf("assertion failed at %s:%d\n",	\
				__FILE__, __LINE__);		\
	unlikely(__ret_warn_on);				\
})

#define WARN_ON_ONCE(condition) ({			\
	static int __warned;				\
	int __ret_warn_once = !!(condition);		\
							\
	if (unlikely(__ret_warn_once && !__warned)) {	\
		__warned = true;			\
		WARN_ON(1);				\
	}						\
	unlikely(__ret_warn_once);			\
})

#define WARN_ONCE(condition, format...)	({	\
	static int __warned;			\
	int __ret_warn_once = !!(condition);	\
						\
	if (unlikely(__ret_warn_once))		\
		if (WARN(!__warned, format)) 	\
			__warned = 1;		\
	unlikely(__ret_warn_once);		\
})

#endif /* _TOOLS_ASM_BUG_H */