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mirror of https://git.yoctoproject.org/poky synced 2026-05-07 16:59:22 +00:00
Alexander Kanavin 4abd6ee9d4 rust-common.bbclass: rewrite toolchain wrappers in (native) python
librsvg on centos 7 and friends exhibits the same libtinfo leakage
problem, this time coming from the compiler and not the linker.
Simply covering the compiler by the existing C wrapper-of-wrapper
does not work, as rust-native builds put Important Stuff into
LD_LIBRARY_PATH and unsetting it breaks things badly.

Rather than try to figure out which combination of wrappers and
LD_LIBRARY_PATH settings works for which situation, or provide
some kind of sh-native, let's simply use python3-native for the
wrappers, which should insulate builds from the the host shell.
rust-native already depends on python3-native, so this does not
lengthen the builds.

This also reverts:
rust-common: Hack around LD_LIBRARY_PATH issues on centos7
(commit 63b1fd2226).

I'd also like to say boo to Red Hat (or GNU?) for breaking ABI
compatibility for stat() in glibc 2.33, we ended up sorting
this mess because of it.

(From OE-Core rev: 997d54363a3cb3a0e949b3626855f2fa41afeb2b)

Signed-off-by: Alexander Kanavin <alex@linutronix.de>
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
2021-10-14 11:48:45 +01:00
2021-07-19 18:07:21 +01:00

Poky

Poky is an integration of various components to form a pre-packaged build system and development environment which is used as a development and validation tool by the Yocto Project. It features support for building customised embedded style device images and custom containers. There are reference demo images ranging from X11/GTK+ to Weston, commandline and more. The system supports cross-architecture application development using QEMU emulation and a standalone toolchain and SDK suitable for IDE integration.

Additional information on the specifics of hardware that Poky supports is available in README.hardware. Further hardware support can easily be added in the form of BSP layers which extend the systems capabilities in a modular way. Many layers are available and can be found through the layer index.

As an integration layer Poky consists of several upstream projects such as BitBake, OpenEmbedded-Core, Yocto documentation, the 'meta-yocto' layer which has configuration and hardware support components. These components are all part of the Yocto Project and OpenEmbedded ecosystems.

The Yocto Project has extensive documentation about the system including a reference manual which can be found at https://docs.yoctoproject.org/

OpenEmbedded is the build architecture used by Poky and the Yocto project. For information about OpenEmbedded, see the OpenEmbedded website.

Contribution Guidelines

The project works using a mailing list patch submission process. Patches should be sent to the mailing list for the repository the components originate from (see below). Throughout the Yocto Project, the README files in the component in question should detail where to send patches, who the maintainers are and where bugs should be reported.

A guide to submitting patches to OpenEmbedded is available at:

https://www.openembedded.org/wiki/How_to_submit_a_patch_to_OpenEmbedded

There is good documentation on how to write/format patches at:

https://www.openembedded.org/wiki/Commit_Patch_Message_Guidelines

Where to Send Patches

As Poky is an integration repository (built using a tool called combo-layer), patches against the various components should be sent to their respective upstreams:

OpenEmbedded-Core (files in meta/, meta-selftest/, meta-skeleton/, scripts/):

BitBake (files in bitbake/):

Documentation (files in documentation/):

meta-yocto (files in meta-poky/, meta-yocto-bsp/):

If in doubt, check the openembedded-core git repository for the content you intend to modify as most files are from there unless clearly one of the above categories. Before sending, be sure the patches apply cleanly to the current git repository branch in question.

CII Best Practices

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