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Merge branch 'feature/idf_version_header' into 'master'

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esp_common: add esp_idf_version.h header to define IDF version

Closes IDF-253

See merge request idf/esp-idf!4596
This commit is contained in:
Angus Gratton
2019-06-13 09:41:35 +08:00
parent 1be207adb4 6ca07eca68
commit eac356ef4a
16 changed files with 167 additions and 9 deletions
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docs/en/api-guides/build-system-cmake.rst
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@@ -350,6 +350,7 @@ from the component CMakeLists.txt:
- ``PROJECT_DIR``: Absolute path of the project directory containing the project CMakeLists. Same as the ``CMAKE_SOURCE_DIR`` variable.
- ``COMPONENTS``: Names of all components that are included in this build, formatted as a semicolon-delimited CMake list.
- ``IDF_VER``: Git version of ESP-IDF (produced by ``git describe``)
- ``IDF_VERSION_MAJOR``, ``IDF_VERSION_MINOR``, ``IDF_VERSION_PATCH``: Components of ESP-IDF version, to be used in conditional expressions. Note that this information is less precise than that provided by ``IDF_VER`` variable. ``v4.0-dev-*``, ``v4.0-beta1``, ``v4.0-rc1`` and ``v4.0`` will all have the same values of ``IDF_VERSION_*`` variables, but different ``IDF_VER`` values.
- ``IDF_TARGET``: Name of the target for which the project is being built.
- ``PROJECT_VER``: Project version.

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docs/en/api-guides/build-system.rst
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@@ -188,6 +188,7 @@ The following variables are set at the project level, but exported for use in th
- ``CC``, ``LD``, ``AR``, ``OBJCOPY``: Full paths to each tool from the gcc xtensa cross-toolchain.
- ``HOSTCC``, ``HOSTLD``, ``HOSTAR``: Full names of each tool from the host native toolchain.
- ``IDF_VER``: ESP-IDF version, retrieved from either ``$(IDF_PATH)/version.txt`` file (if present) else using git command ``git describe``. Recommended format here is single liner that specifies major IDF release version, e.g. ``v2.0`` for a tagged release or ``v2.0-275-g0efaa4f`` for an arbitrary commit. Application can make use of this by calling :cpp:func:`esp_get_idf_version`.
- ``IDF_VERSION_MAJOR``, ``IDF_VERSION_MINOR``, ``IDF_VERSION_PATCH``: Components of ESP-IDF version, to be used in conditional expressions. Note that this information is less precise than that provided by ``IDF_VER`` variable. ``v4.0-dev-*``, ``v4.0-beta1``, ``v4.0-rc1`` and ``v4.0`` will all have the same values of ``ESP_IDF_VERSION_*`` variables, but different ``IDF_VER`` values.
- ``PROJECT_VER``: Project version.
* If ``PROJECT_VER`` variable is set in project Makefile file, its value will be used.