Messages in this thread Patch in this message | | | Date | Tue, 3 Jan 2006 17:45:58 +0100 | From | Ingo Molnar <> | Subject | [patch 02/19] mutex subsystem, add typecheck_fn(type, function) |
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From: Chuck Ebbert <76306.1226@compuserve.com>
add typecheck_fn(type, function) to do type-checking of function pointers.
Modified-by: Ingo Molnar <mingo@elte.hu>
(made it typeof() based, instead of typedef based.)
Signed-off-by: Chuck Ebbert <76306.1226@compuserve.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
----
include/linux/kernel.h | 9 +++++++++ 1 files changed, 9 insertions(+)
Index: linux/include/linux/kernel.h =================================================================== --- linux.orig/include/linux/kernel.h +++ linux/include/linux/kernel.h @@ -286,6 +286,15 @@ extern void dump_stack(void); 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 /* __KERNEL__ */ #define SI_LOAD_SHIFT 16 - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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