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docs/cmake: Add some notes about need to set IDF_PATH and/or PATH in certain configurations

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Angus Gratton 2018-05-01 17:07:21 +10:00 committed by Angus Gratton
parent 9ec14decce
commit 48c3ad37f1
1 changed files with 7 additions and 3 deletions
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10
docs/en/get-started/add-idf_path-to-profile-cmake.rst
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@ -11,8 +11,11 @@ To use the CMake-based build system and the idf.py tool, two modifications need
To preserve setting of these variables between system restarts, add them to the user profile by following the instructions below.
.. note::
If you only plan to use ``idf.py`` from the command line, and don't need integration with any IDEs, then you can skip setting ``IDF_PATH``. ``idf.py`` will use its own IDF directory as the default ``IDF_PATH``.
.. note:: If using an IDE, you can optionally set these environment variables in your IDE's project environment rather than from the command line as described below.
.. note:: If you don't ever use the command line ``idf.py`` tool, but run cmake directly or via an IDE, then it is not necessary to set the ``PATH`` variable - only ``IDF_PATH``. However it can be useful to set both.
.. note:: If you only ever use the command line ``idf.py`` tool, and never use cmake directly or via an IDE, then it is not necessary to set the ``IDF_PATH`` variable - ``idf.py`` will detect the directory it is contained within and set ``IDF_PATH`` appropriately if it is missing.
.. _add-paths-to-profile-windows-cmake:
@ -59,8 +62,9 @@ To verify idf.py is now on the ``PATH``, you can run the following::
A path like ``${IDF_PATH}/tools/idf.py`` should be printed.
If you do not like to have ``IDF_PATH`` set up permanently, you should enter it manually in terminal window on each restart or logout::
If you do not like to have ``IDF_PATH`` or ``PATH`` modifications set, you can enter it manually in terminal window on each restart or logout::
export IDF_PATH=~/esp/esp-idf
export PATH="$PATH:$IDF_PATH/tools"
If you got here from section :ref:`get-started-setup-path-cmake`, while installing s/w for ESP32 development, then go back to section :ref:`get-started-start-project-cmake`.