diff options
Diffstat (limited to 'poky/documentation/migration-guides/migration-4.0.rst')
| -rw-r--r-- | poky/documentation/migration-guides/migration-4.0.rst | 28 |
1 files changed, 16 insertions, 12 deletions
diff --git a/poky/documentation/migration-guides/migration-4.0.rst b/poky/documentation/migration-guides/migration-4.0.rst index 17b1d3c619..3106498404 100644 --- a/poky/documentation/migration-guides/migration-4.0.rst +++ b/poky/documentation/migration-guides/migration-4.0.rst @@ -1,3 +1,5 @@ +.. SPDX-License-Identifier: CC-BY-SA-2.0-UK + Release 4.0 (kirkstone) ======================= @@ -117,7 +119,7 @@ License changes - The ``AVAILABLE_LICENSES`` variable has been removed. This variable was a performance liability and is highly dependent on which layers are added to the configuration, which can cause signature issues for users. In addition the ``available_licenses()`` - function has been removed from the :ref:`license <ref-classes-license>` class as + function has been removed from the :ref:`ref-classes-license` class as it is no longer needed. Removed recipes @@ -141,15 +143,14 @@ Python changes - The Python package build process is now based on `wheels <https://pythonwheels.com/>`__. Here are the new Python packaging classes that should be used: - :ref:`python_flit_core <ref-classes-python_flit_core>`, - :ref:`python_setuptools_build_meta <ref-classes-python_setuptools_build_meta>` - and :ref:`python_poetry_core <ref-classes-python_poetry_core>`. + :ref:`ref-classes-python_flit_core`, :ref:`ref-classes-python_setuptools_build_meta` + and :ref:`ref-classes-python_poetry_core`. -- The :ref:`setuptools3 <ref-classes-setuptools3>` class :ref:`ref-tasks-install` task now +- The :ref:`ref-classes-setuptools3` class :ref:`ref-tasks-install` task now installs the ``wheel`` binary archive. In current versions of ``setuptools`` the legacy ``setup.py install`` method is deprecated. If the ``setup.py`` cannot be used with wheels, for example it creates files outside of the Python module or standard - entry points, then :ref:`setuptools3_legacy <ref-classes-setuptools3_legacy>` should + entry points, then :ref:`ref-classes-setuptools3_legacy` should be used instead. Prelink removed @@ -171,7 +172,7 @@ Reproducible as standard Reproducibility is now considered as standard functionality, thus the ``reproducible`` class has been removed and its previous contents merged into the -:ref:`base <ref-classes-base>` class. If you have references in your configuration to +:ref:`ref-classes-base` class. If you have references in your configuration to ``reproducible`` in :term:`INHERIT`, :term:`USER_CLASSES` etc. then they should be removed. @@ -189,7 +190,7 @@ Supported host distribution changes - ``gcc`` version 7.5 is now required at minimum on the build host. For older host distributions where this is not available, you can use the - ``buildtools-extended-tarball`` (easily installable using + :term:`buildtools-extended` tarball (easily installable using ``scripts/install-buildtools``). :append/:prepend in combination with other operators @@ -213,15 +214,15 @@ Miscellaneous changes ~~~~~~~~~~~~~~~~~~~~~ - ``blacklist.bbclass`` is removed and the functionality moved to the - :ref:`base <ref-classes-base>` class with a more descriptive + :ref:`ref-classes-base` class with a more descriptive ``varflag`` variable named :term:`SKIP_RECIPE` which will use the `bb.parse.SkipRecipe()` function. The usage remains the same, for example:: SKIP_RECIPE[my-recipe] = "Reason for skipping recipe" -- :ref:`allarch <ref-classes-allarch>` packagegroups can no longer depend on packages +- :ref:`ref-classes-allarch` packagegroups can no longer depend on packages which use :term:`PKG` renaming such as :ref:`ref-classes-debian`. Such packagegroups - recipes should be changed to avoid inheriting :ref:`allarch <ref-classes-allarch>`. + recipes should be changed to avoid inheriting :ref:`ref-classes-allarch`. - The ``lnr`` script has been removed. ``lnr`` implemented the same behaviour as `ln --relative --symbolic`, since at the time of creation `--relative` was only available in coreutils 8.16 @@ -230,7 +231,7 @@ Miscellaneous changes any calls to ``lnr`` in your recipes or classes, they should be replaced with `ln --relative --symbolic` or `ln -rs` if you prefer the short version. -- The ``package_qa_handle_error()`` function formerly in the :ref:`insane <ref-classes-insane>` +- The ``package_qa_handle_error()`` function formerly in the :ref:`ref-classes-insane` class has been moved and renamed - if you have any references in your own custom classes they should be changed to ``oe.qa.handle_error()``. @@ -265,3 +266,6 @@ Miscellaneous changes when parsing recipes. Any code depending on the previous behaviour will no longer work - change any such code to explicitly use appropriate path variables instead. +- In order to exclude the kernel image from the image rootfs, + :term:`RRECOMMENDS`\ ``:${KERNEL_PACKAGE_NAME}-base`` should be set instead of + :term:`RDEPENDS`\ ``:${KERNEL_PACKAGE_NAME}-base``. |