time.h

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#ifndef LELY_LIBC_TIME_H_
#define LELY_LIBC_TIME_H_
 
#include <lely/libc/sys/types.h>
 
#include <time.h>
 
#ifndef LELY_HAVE_ITIMERSPEC
#if defined(_POSIX_C_SOURCE) || defined(_POSIX_TIMERS) \
                || defined(_TIMESPEC_DEFINED)
#define LELY_HAVE_ITIMERSPEC 1
#endif
#endif
 
#undef LELY_HAVE_TIMESPEC
#if __STDC_VERSION__ >= 201112L || _MSC_VER >= 1900 \
                || _POSIX_C_SOURCE >= 199309L || defined(__CYGWIN__) \
                || defined(_TIMESPEC_DEFINED) || defined(__timespec_defined)
#define LELY_HAVE_TIMESPEC 1
#endif
 
#ifndef LELY_HAVE_TIMESPEC_GET
#if (__STDC_VERSION__ >= 201112L || __USE_ISOC11 || _MSC_VER >= 1900) \
                && defined(TIME_UTC)
#define LELY_HAVE_TIMESPEC_GET 1
#endif
#endif
 
#if !defined(_POSIX_C_SOURCE) && !defined(_POSIX_TIMERS) \
                && !defined(__MINGW32__)
 
#define CLOCK_REALTIME 0
 
#define CLOCK_MONOTONIC 1
 
#define CLOCK_PROCESS_CPUTIME_ID 2
 
#define CLOCK_THREAD_CPUTIME_ID 3
 
#define TIMER_ABSTIME 1
 
#endif // !_POSIX_C_SOURCE && !_POSIX_TIMERS && !__MINGW32__
 
#if !LELY_HAVE_TIMESPEC
 
struct timespec {
        time_t tv_sec;
        long tv_nsec;
};
 
#endif // !LELY_HAVE_TIMESPEC
 
#if !LELY_HAVE_ITIMERSPEC
 
struct itimerspec {
        struct timespec it_interval;
        struct timespec it_value;
};
 
#endif // !LELY_HAVE_ITIMERSPEC
 
#ifdef __cplusplus
extern "C" {
#endif
 
#if !defined(_POSIX_TIMERS) && !defined(__MINGW32__)
 
int clock_getres(clockid_t clock_id, struct timespec *res);
 
int clock_gettime(clockid_t clock_id, struct timespec *tp);
 
int clock_nanosleep(clockid_t clock_id, int flags, const struct timespec *rqtp,
                struct timespec *rmtp);
 
int clock_settime(clockid_t clock_id, const struct timespec *tp);
 
int nanosleep(const struct timespec *rqtp, struct timespec *rmtp);
 
#endif // !_POSIX_TIMERS && !__MINGW32__
 
#if !LELY_HAVE_TIMESPEC_GET
 
#ifndef TIME_UTC
#define TIME_UTC 1
#endif
 
int timespec_get(struct timespec *ts, int base);
 
#endif // !LELY_HAVE_TIMESPEC_GET
 
#ifdef __cplusplus
}
#endif
 
#endif // !LELY_LIBC_TIME_H_