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doc,fs: improve documentation

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Update description of `uv_fs_readlink` and `uv_fs_realpath` to describe
where the resulting string goes.

Fixes: https://github.com/libuv/libuv/issues/1771
PR_URL: https://github.com/libuv/libuv/pull/1786
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: Santiago Gimeno <santiago.gimeno@gmail.com>
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Bob Burger 2018-04-02 12:48:49 -04:00 committed by Santiago Gimeno
parent 00d13c5b9f
commit 1d1287d764
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docs/src/fs.rst
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@ -148,8 +148,8 @@ Public members
.. c:member:: void* uv_fs_t.ptr
Stores the result of :c:func:`uv_fs_readlink` and serves as an alias to
`statbuf`.
Stores the result of :c:func:`uv_fs_readlink` and
:c:func:`uv_fs_realpath` and serves as an alias to `statbuf`.
.. seealso:: The :c:type:`uv_req_t` members also apply.
@ -311,10 +311,12 @@ API
.. c:function:: int uv_fs_readlink(uv_loop_t* loop, uv_fs_t* req, const char* path, uv_fs_cb cb)
Equivalent to :man:`readlink(2)`.
The resulting string is stored in `req->ptr`.
.. c:function:: int uv_fs_realpath(uv_loop_t* loop, uv_fs_t* req, const char* path, uv_fs_cb cb)
Equivalent to :man:`realpath(3)` on Unix. Windows uses `GetFinalPathNameByHandle <https://msdn.microsoft.com/en-us/library/windows/desktop/aa364962(v=vs.85).aspx>`_.
The resulting string is stored in `req->ptr`.
.. warning::
This function has certain platform-specific caveats that were discovered when used in Node.