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#define __STDC_LIMIT_MACROS
#include <stdint.h>
#include <objc/objc.h>
#include <sys/time.h>
#include <time.h>
#define _forever \
for (;;)
extern struct timeval _ltv;
extern bool _itv;
#define _trace() do { \
struct timeval _ctv; \
gettimeofday(&_ctv, NULL); \
if (!_itv) { \
_itv = true; \
_ltv = _ctv; \
} \
fprintf(stderr, "%lu.%.6u[%f]:_trace()@%s:%u[%s]\n", \
_ctv.tv_sec, _ctv.tv_usec, \
(_ctv.tv_sec - _ltv.tv_sec) + (_ctv.tv_usec - _ltv.tv_usec) / 1000000.0, \
__FILE__, __LINE__, __FUNCTION__\
); \
_ltv = _ctv; \
} while (false)
#define _assert(test) do \
if (!(test)) { \
fprintf(stderr, "_assert(%d:%s)@%s:%u[%s]\n", errno, #test, __FILE__, __LINE__, __FUNCTION__); \
exit(-1); \
} \
while (false)
#define _not(type) ((type) ~ (type) 0)
#define _transient
#define _label__(x) _label ## x
#define _label_(y) _label__(y)
#define _label _label_(__LINE__)
#define _packed \
__attribute__((__packed__))
#define _finline \
inline __attribute__((__always_inline__))
#define _assume(e) \
_assert(e)
#define _nodefault \
default: \
_assume(false); \
throw;
#define _likely(expr) \
__builtin_expect(expr, 1)
#define _unlikely(expr) \
__builtin_expect(expr, 0)
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