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includes: avoid to use undefined macros in #if expressions #72084

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DeHess
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@DeHess DeHess commented Apr 29, 2024

Fix coding guideline MISRA C:2012 Rule 20.9 in includes:

All identifiers used in the controlling expression of #if or #elif preprocessing directives shall be #defined before evaluation.

This PR is part of the enhancement issue #48002 which port the coding guideline fixes done by BUGSENG on the https://github.com/zephyrproject-rtos/zephyr/tree/v2.7-auditable-branch back to main

The commit in this PR is a subset of the original auditable-branch commit:
922cde0

- avoid to use undefined macros in #if expressions

Signed-off-by: Hess Nathan <nhess@baumer.com>
@DeHess DeHess changed the title coding guidelines: comply with MISRA Rule 20.9 includes: avoid to use undefined macros in #if expressions (MISRA Rule 20.9) Apr 30, 2024
@DeHess DeHess changed the title includes: avoid to use undefined macros in #if expressions (MISRA Rule 20.9) includes: avoid to use undefined macros in #if expressions Apr 30, 2024
@nashif nashif merged commit c878e3f into zephyrproject-rtos:main May 1, 2024
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5 participants