diff options
Diffstat (limited to 'src/H5system.c')
| -rw-r--r-- | src/H5system.c | 40 |
1 files changed, 16 insertions, 24 deletions
diff --git a/src/H5system.c b/src/H5system.c index fff4c8c..c645105 100644 --- a/src/H5system.c +++ b/src/H5system.c @@ -1040,26 +1040,6 @@ Wflock(int fd, int operation) { return 0; } /* end Wflock() */ - - /*-------------------------------------------------------------------------- - * Function: Wnanosleep - * - * Purpose: Sleep for a given # of nanoseconds (Windows version) - * - * Return: SUCCEED/FAIL - * - * Programmer: Dana Robinson - * Fall 2016 - *-------------------------------------------------------------------------- - */ -int -Wnanosleep(const struct timespec *req, struct timespec *rem) -{ - /* XXX: Currently just a placeholder */ - return 0; - -} /* end Wnanosleep() */ - /*------------------------------------------------------------------------- * Function: Wllround, Wllroundf, Wlround, Wlroundf, Wround, Wroundf @@ -1439,15 +1419,13 @@ done: * * Purpose: Sleep for a given # of nanoseconds * - * Return: SUCCEED/FAIL - * - * Programmer: Quincey Koziol - * October 01, 2016 + * Return: void *-------------------------------------------------------------------------- */ void H5_nanosleep(uint64_t nanosec) { +#ifndef H5_HAVE_WIN32_API const uint64_t nanosec_per_sec = 1000 * 1000 * 1000; struct timespec sleeptime; /* Struct to hold time to sleep */ @@ -1476,6 +1454,20 @@ H5_nanosleep(uint64_t nanosec) } FUNC_LEAVE_NOAPI_VOID +#else + DWORD dwMilliseconds = (DWORD)HDceil(nanosec / 1000.0); + DWORD ignore; + + FUNC_ENTER_NOAPI_NOINIT_NOERR + + /* Windows can't sleep at a ns resolution. Best we can do is ~1 ms. We + * don't care about the return value since the second parameter + * (bAlertable) is FALSE, so it will always be zero. + */ + ignore = SleepEx(dwMilliseconds, FALSE); + + FUNC_LEAVE_NOAPI_VOID +#endif /* H5_HAVE_WIN32_API */ } /* end H5_nanosleep() */ #ifdef H5_HAVE_WIN32_API |