boost::corosio::cancel_after

Cancel an operation if it does not complete within a duration.

Synopses

Cancel an operation if it does not complete within a duration.

auto
cancel_after(
    auto&& op,
    timer::duration timeout);

Cancel an operation if it does not complete within a duration.

template<auto Backend>
auto
cancel_after(
    auto&& op,
    timer::duration timeout);

Cancel an operation if it does not complete within a duration.

auto
cancel_after(
    auto&& op,
    timer& t,
    timer::duration timeout);

Cancel an operation if it does not complete within a duration.

template<auto Backend>
auto
cancel_after(
    auto&& op,
    native_timer<Backend>& t,
    timer::duration timeout);

An awaitable whose result matches op's result type.

Name Description

Name	Description
Backend	A backend tag value (e.g., `epoll`).

Backend

A backend tag value (e.g., epoll).

Name	Description
op	The inner I/O awaitable to wrap.
timeout	The relative duration after which to cancel.
t	The timer to use for the timeout. Must outlive the returned awaitable.

Name

Description

The inner I/O awaitable to wrap.

timeout

The relative duration after which to cancel.

The timer to use for the timeout. Must outlive the returned awaitable.