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Diffstat (limited to 'Documentation/kernel-documentation.rst')
-rw-r--r-- | Documentation/kernel-documentation.rst | 37 |
1 files changed, 31 insertions, 6 deletions
diff --git a/Documentation/kernel-documentation.rst b/Documentation/kernel-documentation.rst index c4eb5049da39..10cc7ddb6235 100644 --- a/Documentation/kernel-documentation.rst +++ b/Documentation/kernel-documentation.rst @@ -107,6 +107,35 @@ Here are some specific guidelines for the kernel documentation: the order as encountered."), having the higher levels the same overall makes it easier to follow the documents. + +the C domain +------------ + +The `Sphinx C Domain`_ (name c) is suited for documentation of C API. E.g. a +function prototype: + +.. code-block:: rst + + .. c:function:: int ioctl( int fd, int request ) + +The C domain of the kernel-doc has some additional features. E.g. you can +*rename* the reference name of a function with a common name like ``open`` or +``ioctl``: + +.. code-block:: rst + + .. c:function:: int ioctl( int fd, int request ) + :name: VIDIOC_LOG_STATUS + +The func-name (e.g. ioctl) remains in the output but the ref-name changed from +``ioctl`` to ``VIDIOC_LOG_STATUS``. The index entry for this function is also +changed to ``VIDIOC_LOG_STATUS`` and the function can now referenced by: + +.. code-block:: rst + + :c:func:`VIDIOC_LOG_STATUS` + + list tables ----------- @@ -265,6 +294,8 @@ The kernel-doc extension is included in the kernel source tree, at ``scripts/kernel-doc`` script to extract the documentation comments from the source. +.. _kernel_doc: + Writing kernel-doc comments =========================== @@ -366,8 +397,6 @@ Domain`_ references. Cross-referencing from reStructuredText ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ -.. highlight:: none - To cross-reference the functions and types defined in the kernel-doc comments from reStructuredText documents, please use the `Sphinx C Domain`_ references. For example:: @@ -390,8 +419,6 @@ For further details, please refer to the `Sphinx C Domain`_ documentation. Function documentation ---------------------- -.. highlight:: c - The general format of a function and function-like macro kernel-doc comment is:: /** @@ -572,8 +599,6 @@ DocBook XML [DEPRECATED] Converting DocBook to Sphinx ---------------------------- -.. highlight:: none - Over time, we expect all of the documents under ``Documentation/DocBook`` to be converted to Sphinx and reStructuredText. For most DocBook XML documents, a good enough solution is to use the simple ``Documentation/sphinx/tmplcvt`` script, |