[GitHub/mt8127/android_kernel_alcatel_ttab.git] / include / linux / typecheck.h

#ifndef TYPECHECK_H_INCLUDED
#define TYPECHECK_H_INCLUDED

/*
 * Check at compile time that something is of a particular type.
 * Always evaluates to 1 so you may use it easily in comparisons.
 */
#define typecheck(type,x) \
({	type __dummy; \
	typeof(x) __dummy2; \
	(void)(&__dummy == &__dummy2); \
	1; \
})

/*
 * Check at compile time that 'function' is a certain type, or is a pointer
 * to that type (needs to use typedef for the function type.)
 */
#define typecheck_fn(type,function) \
({	typeof(type) __tmp = function; \
	(void)__tmp; \
})

#endif		/* TYPECHECK_H_INCLUDED */
Commit	Line	Data
e0deaff4 AM	1	#ifndef TYPECHECK_H_INCLUDED
	2	#define TYPECHECK_H_INCLUDED
	3
	4	/*
	5	* Check at compile time that something is of a particular type.
	6	* Always evaluates to 1 so you may use it easily in comparisons.
	7	*/
	8	#define typecheck(type,x) \
	9	({ type __dummy; \
	10	typeof(x) __dummy2; \
	11	(void)(&__dummy == &__dummy2); \
	12	1; \
	13	})
	14
	15	/*
	16	* Check at compile time that 'function' is a certain type, or is a pointer
	17	* to that type (needs to use typedef for the function type.)
	18	*/
	19	#define typecheck_fn(type,function) \
	20	({ typeof(type) __tmp = function; \
	21	(void)__tmp; \
	22	})
	23
	24	#endif /* TYPECHECK_H_INCLUDED */