:orphan:

.. title:: choice LIBC_IMPLEMENTATION: C Library Implementation

.. _choice_328:

.. describe:: choice LIBC_IMPLEMENTATION: C Library Implementation

*C Library Implementation*

Type: ``bool``

Defaults
========

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

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

- \ :option:`MINIMAL_LIBC <CONFIG_MINIMAL_LIBC>`
- \ :option:`NEWLIB_LIBC <CONFIG_NEWLIB_LIBC>`
- \ :option:`EXTERNAL_LIBC <CONFIG_EXTERNAL_LIBC>`

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

.. highlight:: kconfig

At ``lib/libc/Kconfig:14``

Included via ``Kconfig:8`` → ``Kconfig.zephyr:33`` → ``lib/Kconfig:4``

Menu path: (Top) → C Library

.. parsed-literal::

    choice LIBC_IMPLEMENTATION
    	bool "C Library Implementation"
    	default \ :option:`EXTERNAL_LIBC <CONFIG_EXTERNAL_LIBC>` if \ :option:`NATIVE_APPLICATION <CONFIG_NATIVE_APPLICATION>`
    	default \ :option:`NEWLIB_LIBC <CONFIG_NEWLIB_LIBC>` if \ :option:`REQUIRES_FULL_LIBC <CONFIG_REQUIRES_FULL_LIBC>`
    	default \ :option:`MINIMAL_LIBC <CONFIG_MINIMAL_LIBC>`

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