forked from cory/tildefriends
55 lines
1.1 KiB
ReStructuredText
55 lines
1.1 KiB
ReStructuredText
|
|
||
|
.. _prepare:
|
||
|
|
||
|
:c:type:`uv_prepare_t` --- Prepare handle
|
||
|
=========================================
|
||
|
|
||
|
Prepare handles will run the given callback once per loop iteration, right
|
||
|
before polling for i/o.
|
||
|
|
||
|
|
||
|
Data types
|
||
|
----------
|
||
|
|
||
|
.. c:type:: uv_prepare_t
|
||
|
|
||
|
Prepare handle type.
|
||
|
|
||
|
.. c:type:: void (*uv_prepare_cb)(uv_prepare_t* handle)
|
||
|
|
||
|
Type definition for callback passed to :c:func:`uv_prepare_start`.
|
||
|
|
||
|
|
||
|
Public members
|
||
|
^^^^^^^^^^^^^^
|
||
|
|
||
|
N/A
|
||
|
|
||
|
.. seealso:: The :c:type:`uv_handle_t` members also apply.
|
||
|
|
||
|
|
||
|
API
|
||
|
---
|
||
|
|
||
|
.. c:function:: int uv_prepare_init(uv_loop_t* loop, uv_prepare_t* prepare)
|
||
|
|
||
|
Initialize the handle. This function always succeeds.
|
||
|
|
||
|
:returns: 0
|
||
|
|
||
|
.. c:function:: int uv_prepare_start(uv_prepare_t* prepare, uv_prepare_cb cb)
|
||
|
|
||
|
Start the handle with the given callback. This function always succeeds,
|
||
|
except when `cb` is `NULL`.
|
||
|
|
||
|
:returns: 0 on success, or `UV_EINVAL` when `cb == NULL`.
|
||
|
|
||
|
.. c:function:: int uv_prepare_stop(uv_prepare_t* prepare)
|
||
|
|
||
|
Stop the handle, the callback will no longer be called.
|
||
|
This function always succeeds.
|
||
|
|
||
|
:returns: 0
|
||
|
|
||
|
.. seealso:: The :c:type:`uv_handle_t` API functions also apply.
|