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| author | Pete Batard <pbatard@gmail.com> | 2010-03-11 13:58:32 +0000 |
|---|---|---|
| committer | Pete Batard <pbatard@gmail.com> | 2010-03-11 18:09:42 +0000 |
| commit | cef2f9790f5754b4b2d2aacb9432ab71dfc2249f (patch) | |
| tree | 1f3d20164becca87c1d9531691c7cde645722b7c | |
| parent | e6a00b7604cf24ba99596fb981d121f158b9272b (diff) | |
| download | libusb-cef2f9790f5754b4b2d2aacb9432ab71dfc2249f.tar.gz | |
fixed continuous polling during timeout (Graeme Gill)c194
| -rw-r--r-- | libusb/os/threads_windows.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/libusb/os/threads_windows.c b/libusb/os/threads_windows.c index 7762190..6819059 100644 --- a/libusb/os/threads_windows.c +++ b/libusb/os/threads_windows.c @@ -194,11 +194,13 @@ int usbi_cond_timedwait(usbi_cond_t *cond, TIMESPEC_TO_TIMEVAL(&targ_time, abstime); timersub(&targ_time, &cur_time, &delta_time); - if(delta_time.tv_sec <= 0) // abstime already passed? + if(delta_time.tv_sec < 0) // abstime already passed? millis = 0; else { millis = delta_time.tv_usec/1000; millis += delta_time.tv_sec *1000; + if (delta_time.tv_usec % 1000) // round up to next millisecond + millis++; } return usbi_cond_intwait(cond, mutex, millis); |