From 452cd7e3bee6a28b40949dfeed9f87835551a7cc Mon Sep 17 00:00:00 2001
From: Nathan Skrzypczak <nathan.skrzypczak@gmail.com>
Date: Tue, 26 Jan 2021 11:49:03 +0100
Subject: [PATCH] docs: Update macos doc to clang-format

Type: docs

Change-Id: Ibf825ac8b1591e8109be0b3b8d56ee85ae5145a4
Signed-off-by: Nathan Skrzypczak <nathan.skrzypczak@gmail.com>
---
 .../developers/cross_compile_macos.rst             | 28 ++++++++++------------
 1 file changed, 13 insertions(+), 15 deletions(-)

diff --git a/docs/gettingstarted/developers/cross_compile_macos.rst b/docs/gettingstarted/developers/cross_compile_macos.rst
index c5934bc9c25..5eec5569a8b 100644
--- a/docs/gettingstarted/developers/cross_compile_macos.rst
+++ b/docs/gettingstarted/developers/cross_compile_macos.rst
@@ -13,17 +13,14 @@ This is a first attempt to support Cross compilation of VPP on MacOS for develop
 .. code-block:: console
 
   $ pip3 install ply pyyaml jsonschema
-  $ brew install diffutils gnu-sed pkg-config ninja crosstool-ng
+  $ brew install gnu-sed pkg-config ninja crosstool-ng
 
-* You'll also need to install ``gnu-ident 2.2.11`` to be able to ``make checkstyle``. This can be done with :ref:`this doc<install_indent_2_2_11>`
+* You'll also need to install ``clang-format 10.0.0`` to be able to ``make checkstyle``. This can be done with :ref:`this doc<install_clang_format_10_0_0>`
 * You should link the binaries to make them available in your path with their original names e.g. :
 
 .. code-block:: console
 
   $ ln -s $(which gsed) /usr/local/bin/sed
-  $ ln -s $(which gindent) /usr/local/bin/indent
-  $ ln -s /usr/local/Cellar/diffutils/3.7/bin/diff /usr/local/bin/diff
-
 
 **Setup**
 
@@ -54,19 +51,20 @@ This should build vpp on MacOS
 
 Good luck :)
 
-.. _install_indent_2_2_11 :
+.. _install_clang_format_10_0_0 :
 
-Installing indent 2.2.11
-------------------------
+Installing clang-format 10.0.0
+------------------------------
 
-In order to install indent on macos :
+In order to install clang-format on macos :
 
 .. code-block:: bash
 
-    $ wget http://mirror.sergal.org/gnu/indent/indent-2.2.11.tar.gz
-    $ tar -xzvf indent-2.2.11.tar.gz
-    $ cd indent-2.2.11
-    $ ./configure --disable-dependency-tracking --disable-debug --program-prefix=g --prefix=/usr/local/Cellar/gnu-indent/2.2.11
+    $ wget https://github.com/llvm/llvm-project/releases/download/llvmorg-10.0.0/clang-10.0.0.src.tar.xz
+    $ tar -xvf clang+llvm-10.0.0-x86_64-apple-darwin.tar.xz
+    $ mv clang+llvm-10.0.0-x86_64-apple-darwin /usr/local/Cellar/
+    $ sudo ln -s ../Cellar/clang+llvm-10.0.0-x86_64-apple-darwin/bin/clang-format /usr/local/bin/clang-format
+    $ sudo ln -s ../Cellar/clang+llvm-10.0.0-x86_64-apple-darwin/bin/clang-format /usr/local/bin/clang-format-10
+    $ sudo ln -s ../Cellar/clang+llvm-10.0.0-x86_64-apple-darwin/share/clang/clang-format-diff.py /usr/local/bin/clang-format-diff-10
 
-Install will exit with an error code, but indent 2.2.11 will still be installed in ``/usr/local/bin/gindent``
-Other mirrors can be found on the `GNU website <https://www.gnu.org/prep/ftp.html>`_
+Source `Clang website <https://releases.llvm.org/download.html#git>`_
-- 
2.16.6