include: util.h: add extern "C" (4cd89302) · Commits · Wenxi XU / zephyr

include/sys/util.h

+10 −1

Original line number	Diff line number	Diff line
		@@ -20,6 +20,10 @@
		#include <stdbool.h>
		#include <stddef.h>

		#ifdef __cplusplus
		extern "C" {
		#endif

		/* Helper to pass a int as a pointer or vice-versa. */
		#define POINTER_TO_UINT(x) ((uintptr_t) (x))
		#define UINT_TO_POINTER(x) ((void *) (uintptr_t) (x))
		@@ -49,12 +53,13 @@
		__typeof__(&(array)[0])))

		#if defined(__cplusplus)
		extern "C++" {
		template < class T, size_t N >
		#if __cplusplus >= 201103L
		constexpr
		#endif /* >= C++11 */
		size_t ARRAY_SIZE(T(&)[N]) { return N; }

		}
		#else
		/* Evaluates to number of elements in an array; compile error if not
		* an array (e.g. pointer)
		@@ -968,4 +973,8 @@ u8_t u8_to_dec(char *buf, u8_t buflen, u8_t value);
		z_rep_5, z_rep_4, z_rep_3, z_rep_2, z_rep_1, z_rep_0) \
		(fixed_arg, x, ##__VA_ARGS__)}

		#ifdef __cplusplus
		}
		#endif

		#endif /* ZEPHYR_INCLUDE_SYS_UTIL_H_ */