std::latch
Get detailed information on std::latch.
Now, let us have a closer look at the interface of a std::latch.
| Member function | Description |
|---|---|
lat.count_down(upd = 1) |
Atomically decrements the counter by upd without blocking the caller. |
lat.try_wait() |
Returns true if counter == 0. |
lat.wait() |
Returns immediately if counter == 0. If not blocks until counter == 0. |
lat.arrive_and_wait(upd = 1) |
Equivalent to count_down(upd); wait();. |
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