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doc: improve docs on building without west

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Make it more obvious what needs to happen by spelling out the
commands.

Signed-off-by: Martí Bolívar <marti.bolivar@nordicsemi.no>
This commit is contained in:
Martí Bolívar 2021-02-06 17:23:18 -08:00 • committed by Anas Nashif
commit 0d0e472b8f
1 changed files with 20 additions and 7 deletions
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27
doc/guides/west/without-west.rst
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@ -46,17 +46,30 @@ As you pull changes in the zephyr repository, you will also need to
maintain those additional repositories, adding new ones as necessary
and keeping existing ones up to date at the latest revisions.
Specifying Modules
------------------
Building applications
---------------------
If you have west installed, the Zephyr build system will use it to set
:ref:`ZEPHYR_MODULES <important-build-vars>`. If you don't have west
installed and your application does not need any of these
repositories, the build will still work.
You can build a Zephyr application using CMake and Ninja (or make) directly
without west installed if you specify any modules manually.
.. zephyr-app-commands::
:zephyr-app: samples/hello_world
:tool: cmake
:goals: build
:gen-args: -DZEPHYR_MODULES=module1;module2;...
:compact:
When building with west installed, the Zephyr build system will use it to set
:ref:`ZEPHYR_MODULES <important-build-vars>`.
If you don't have west installed and your application does not need any of
these repositories, the build will still work.
If you don't have west installed and your application *does* need one
of these repositories, you must set :makevar:`ZEPHYR_MODULES`
yourself. See :ref:`modules` for details.
yourself as shown above.
See :ref:`modules` for more details.
Flashing and Debugging
----------------------