Florin Diaconescu 6077e76fb4 expat: upgrade 2.4.8 -> 2.4.9
License change is due to copyright year changes only.

Changelog:
=========
        Security fixes:
       #629 #640  CVE-2022-40674 -- Heap use-after-free vulnerability in
                    function doContent. Expected impact is denial of service
                    or potentially arbitrary code execution.

        Bug fixes:
            #634  MinGW: Fix mis-compilation for -D__USE_MINGW_ANSI_STDIO=0
            #614  docs: Fix documentation on effect of switch XML_DTD on
                    symbol visibility in doc/reference.html

        Other changes:
            #638  MinGW: Make fix-xmltest-log.sh drop more Wine bug output
       #596 #625  Autotools: Sync CMake templates with CMake 3.22
            #608  CMake: Migrate from use of CMAKE_*_POSTFIX to
                    dedicated variables EXPAT_*_POSTFIX to stop affecting
                    other projects
       #597 #599  Windows|CMake: Add missing -DXML_STATIC to test runners
                    and fuzzers
       #512 #621  Windows|CMake: Render .def file from a template to fix
                    linking with -DEXPAT_DTD=OFF and/or -DEXPAT_ATTR_INFO=ON
       #611 #621  MinGW|CMake: Apply MSVC .def file when linking
       #622 #624  MinGW|CMake: Sync library name with GNU Autotools,
                    i.e. produce libexpat-1.dll rather than libexpat.dll
                    by default.  Filename libexpat.dll.a is unaffected.
            #632  MinGW|CMake: Set missing variable CMAKE_RC_COMPILER in
                    toolchain file "cmake/mingw-toolchain.cmake" to avoid
                    error "windres: Command not found" on e.g. Ubuntu 20.04
       #597 #627  CMake: Unify inconsistent use of set() and option() in
                    context of public build time options to take need for
                    set(.. FORCE) in projects using Expat by means of
                    add_subdirectory(..) off Expat's users' shoulders
       #626 #641  Stop exporting API symbols when building a static library
            #644  Resolve use of deprecated "fgrep" by "grep -F"
            #620  CMake: Make documentation on variables a bit more consistent
            #636  CMake: Drop leading whitespace from a #cmakedefine line in
                    file expat_config.h.cmake
            #594  xmlwf: Fix harmless variable mix-up in function nsattcmp
  #592 #593 #610  Address Cppcheck warnings
            #643  Address Clang 15 compiler warnings
       #642 #644  Version info bumped from 9:8:8 to 9:9:8;
                    see https://verbump.de/ for what these numbers do

        Infrastructure:
       #597 #598  CI: Windows: Start covering MSVC 2022
            #619  CI: macOS: Migrate off deprecated macOS 10.15
            #632  CI: Linux: Make migration off deprecated Ubuntu 18.04 work
            #643  CI: Upgrade Clang from 14 to 15
            #637  apply-clang-format.sh: Add support for BSD find
            #633  coverage.sh: Exclude MinGW headers
            #635  coverage.sh: Fix name collision for -funsigned-char

        Special thanks to:
            David Faure
            Felix Wilhelm
            Frank Bergmann
            Rhodri James
            Rosen Penev
            Thijs Schreijer
            Vincent Torri
                 and
            Google Project Zero

(From OE-Core rev: 93c3f0e8dca180fd2dddf88bd0cfd68c0a70ec4c)

Signed-off-by: Florin Diaconescu <florin.diaconescu009@gmail.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
2022-09-21 20:19:53 +01:00
2022-09-21 20:19:53 +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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