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authorLuc Van Oostenryck <luc.vanoostenryck@gmail.com>2020-06-16 01:38:01 +0200
committerLuc Van Oostenryck <luc.vanoostenryck@gmail.com>2020-06-16 07:02:02 +0200
commit78f577f89447b138982b512ce71bc13a4160e487 (patch)
tree1e5bce9ab0a0d0921bacda2eb5640ec82f8619c5
parent030d27930858b2a57824940a80b712fc25fbd642 (diff)
downloadsparse-78f577f89447b138982b512ce71bc13a4160e487.tar.gz
doc: add intro stolen from the wiki
The wiki has a small introduction but there is none here. So, copy this introduction from the wiki into the entrypoint of the documentation (and convert the wikimedia markup into restructuredtext). Signed-off-by: Luc Van Oostenryck <luc.vanoostenryck@gmail.com>
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@@ -6,6 +6,43 @@ Welcome to sparse's documentation
.. toctree::
:maxdepth: 1
+About Sparse
+------------
+
+Sparse, the semantic parser, provides a compiler frontend capable of
+parsing most of ANSI C as well as many GCC extensions, and a collection
+of sample compiler backends, including a static analyzer also called `sparse`.
+Sparse provides a set of annotations designed to convey semantic information
+about types, such as what address space pointers point to, or what locks
+function acquires or releases.
+
+Linus Torvalds started writing Sparse in 2003, initially targeting issues such
+as mixing pointers to user address space and pointers to kernel address space.
+
+Josh Triplett was Sparse's first maintainer in 2006. This role was taken over
+by Christopher Li in 2009 and by Luc Van Oostenryck in late 2018.
+
+Getting Sparse
+--------------
+
+You can find released versions of sparse at http://www.kernel.org/pub/software/devel/sparse/dist/
+
+Obtaining sparse via Git
+~~~~~~~~~~~~~~~~~~~~~~~~
+
+Sparse uses the `Git version control system <http://git-scm.com/>`_. You can obtain the most recent version of sparse directly from the Git repository with the command::
+
+ git clone git://git.kernel.org/pub/scm/devel/sparse/sparse.git
+
+You can also `browse the Git repository <https://git.kernel.org/pub/scm/devel/sparse/sparse.git>`_.
+
+Mailing list
+~~~~~~~~~~~~
+
+Discussions about sparse occurs on the sparse mailing list, linux-sparse@vger.kernel.org. To subscribe to the list, send an email with ``subscribe linux-sparse`` in the body to ``majordomo@vger.kernel.org``.
+
+You can browse the list archives at https://marc.info/?l=linux-sparse.
+
User documentation
------------------
.. toctree::