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doc: mark uv_async_send() as async-signal-safe

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Refs: https://github.com/libuv/libuv/issues/2173
PR-URL: https://github.com/libuv/libuv/pull/2273
Reviewed-By: Anna Henningsen <anna@addaleax.net>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
This commit is contained in:
Ben Noordhuis 2019-04-22 16:05:50 +02:00
parent ab5859129b
commit 03e389eb43
1 changed files with 4 additions and 0 deletions
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4
docs/src/async.rst
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@ -50,6 +50,10 @@ API
It's safe to call this function from any thread. The callback will be called on the
loop thread.
.. note::
:c:func:`uv_async_send` is `async-signal-safe <http://man7.org/linux/man-pages/man7/signal-safety.7.html>`_.
It's safe to call this function from a signal handler.
.. warning::
libuv will coalesce calls to :c:func:`uv_async_send`, that is, not every call to it will
yield an execution of the callback. For example: if :c:func:`uv_async_send` is called 5