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All filenames duplicate the 'manual name', which is not needed, and make all references longer than they should. Rename all files to be as consise as possible, and fix all references (From yocto-docs rev: bb7e4783f45a5f67e6e4b39968f3512f43738833) Signed-off-by: Nicolas Dechesne <nicolas.dechesne@linaro.org> Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
167 lines
2.8 KiB
ReStructuredText
167 lines
2.8 KiB
ReStructuredText
.. SPDX-License-Identifier: CC-BY-SA-2.0-UK
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****************
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Variable Context
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****************
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While you can use most variables in almost any context such as
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``.conf``, ``.bbclass``, ``.inc``, and ``.bb`` files, some variables are
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often associated with a particular locality or context. This chapter
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describes some common associations.
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.. _ref-varlocality-configuration:
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Configuration
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=============
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The following subsections provide lists of variables whose context is
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configuration: distribution, machine, and local.
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.. _ref-varlocality-config-distro:
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Distribution (Distro)
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---------------------
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This section lists variables whose configuration context is the
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distribution, or distro.
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- :term:`DISTRO`
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- :term:`DISTRO_NAME`
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- :term:`DISTRO_VERSION`
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- :term:`MAINTAINER`
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- :term:`PACKAGE_CLASSES`
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- :term:`TARGET_OS`
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- :term:`TARGET_FPU`
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- :term:`TCMODE`
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- :term:`TCLIBC`
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.. _ref-varlocality-config-machine:
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Machine
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-------
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This section lists variables whose configuration context is the machine.
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- :term:`TARGET_ARCH`
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- :term:`SERIAL_CONSOLES`
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- :term:`PACKAGE_EXTRA_ARCHS`
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- :term:`IMAGE_FSTYPES`
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- :term:`MACHINE_FEATURES`
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- :term:`MACHINE_EXTRA_RDEPENDS`
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- :term:`MACHINE_EXTRA_RRECOMMENDS`
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- :term:`MACHINE_ESSENTIAL_EXTRA_RDEPENDS`
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- :term:`MACHINE_ESSENTIAL_EXTRA_RRECOMMENDS`
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.. _ref-varlocality-config-local:
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Local
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-----
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This section lists variables whose configuration context is the local
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configuration through the ``local.conf`` file.
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- :term:`DISTRO`
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- :term:`MACHINE`
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- :term:`DL_DIR`
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- :term:`BBFILES`
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- :term:`EXTRA_IMAGE_FEATURES`
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- :term:`PACKAGE_CLASSES`
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- :term:`BB_NUMBER_THREADS`
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- :term:`BBINCLUDELOGS`
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- :term:`ENABLE_BINARY_LOCALE_GENERATION`
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.. _ref-varlocality-recipes:
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Recipes
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=======
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The following subsections provide lists of variables whose context is
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recipes: required, dependencies, path, and extra build information.
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.. _ref-varlocality-recipe-required:
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Required
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--------
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This section lists variables that are required for recipes.
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- :term:`LICENSE`
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- :term:`LIC_FILES_CHKSUM`
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- :term:`SRC_URI` - used in recipes that fetch local or remote files.
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.. _ref-varlocality-recipe-dependencies:
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Dependencies
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------------
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This section lists variables that define recipe dependencies.
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- :term:`DEPENDS`
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- :term:`RDEPENDS`
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- :term:`RRECOMMENDS`
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- :term:`RCONFLICTS`
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- :term:`RREPLACES`
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.. _ref-varlocality-recipe-paths:
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Paths
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-----
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This section lists variables that define recipe paths.
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- :term:`WORKDIR`
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- :term:`S`
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- :term:`FILES`
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.. _ref-varlocality-recipe-build:
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Extra Build Information
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-----------------------
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This section lists variables that define extra build information for
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recipes.
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- :term:`DEFAULT_PREFERENCE`
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- :term:`EXTRA_OECMAKE`
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- :term:`EXTRA_OECONF`
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- :term:`EXTRA_OEMAKE`
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- :term:`PACKAGECONFIG_CONFARGS`
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- :term:`PACKAGES`
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