:orphan:

.. title:: choice LIBC_IMPLEMENTATION: C Library Implementation

.. _choice_392:

.. describe:: choice LIBC_IMPLEMENTATION: C Library Implementation

*C Library Implementation*

Type: ``bool``

Defaults
========

- \ :kconfig:`EXTERNAL_LIBC <CONFIG_EXTERNAL_LIBC>` if \ :kconfig:`NATIVE_APPLICATION <CONFIG_NATIVE_APPLICATION>`
- \ :kconfig:`NEWLIB_LIBC <CONFIG_NEWLIB_LIBC>` if \ :kconfig:`REQUIRES_FULL_LIBC <CONFIG_REQUIRES_FULL_LIBC>`
- \ :kconfig:`MINIMAL_LIBC <CONFIG_MINIMAL_LIBC>`

Choice options
==============

- \ :kconfig:`MINIMAL_LIBC <CONFIG_MINIMAL_LIBC>`
- \ :kconfig:`NEWLIB_LIBC <CONFIG_NEWLIB_LIBC>`
- \ :kconfig:`ARCMWDT_LIBC <CONFIG_ARCMWDT_LIBC>`
- \ :kconfig:`EXTERNAL_LIBC <CONFIG_EXTERNAL_LIBC>`

Kconfig definition
==================



At ``<Library>/libc/Kconfig:18``

Included via ``Kconfig:8`` → ``Kconfig.zephyr:43`` → ``<Library>/Kconfig:4``

Menu path: (Top) → C Library

.. code-block:: kconfig

    choice LIBC_IMPLEMENTATION
    	bool "C Library Implementation"
    	default EXTERNAL_LIBC if NATIVE_APPLICATION
    	default NEWLIB_LIBC if REQUIRES_FULL_LIBC
    	default MINIMAL_LIBC

*(The 'depends on' condition includes propagated dependencies from ifs and menus.)*