35 lines
891 B
C
35 lines
891 B
C
#ifndef WEPOLL_UTIL_H_
|
|
#define WEPOLL_UTIL_H_
|
|
|
|
#include <assert.h>
|
|
#include <stddef.h>
|
|
#include <stdint.h>
|
|
|
|
#include "internal.h"
|
|
|
|
#ifndef _SSIZE_T_DEFINED
|
|
typedef intptr_t ssize_t;
|
|
#endif
|
|
|
|
#define array_count(a) (sizeof(a) / (sizeof((a)[0])))
|
|
|
|
/* clang-format off */
|
|
#define container_of(ptr, type, member) \
|
|
((type*) ((uintptr_t) (ptr) - offsetof(type, member)))
|
|
/* clang-format on */
|
|
|
|
#define unused_var(v) ((void) (v))
|
|
|
|
/* Polyfill `inline` for older versions of msvc (up to Visual Studio 2013) */
|
|
#if defined(_MSC_VER) && _MSC_VER < 1900
|
|
#define inline __inline
|
|
#endif
|
|
|
|
/* Polyfill `static_assert` for some versions of clang and gcc. */
|
|
#if (defined(__clang__) || defined(__GNUC__)) && !defined(static_assert)
|
|
#define static_assert(condition, message) typedef __attribute__( \
|
|
(__unused__)) int __static_assert_##__LINE__[(condition) ? 1 : -1]
|
|
#endif
|
|
|
|
#endif /* WEPOLL_UTIL_H_ */
|