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ref-manual: First draft of the 2.4 Migration section
(From yocto-docs rev: e0302faa6e7c4ef17c57489e6e6f11b73d8e9b94) Signed-off-by: Kristi Rifenbark <kristi.rifenbark@gmail.com> Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
This commit is contained in:
committed by
Richard Purdie
parent
8f03c32040
commit
4cbdb705de
@@ -3057,8 +3057,7 @@
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and the
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<ulink url='&YOCTO_DOCS_SDK_URL;#sdk-extensible'>extensible SDK</ulink>.
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For information on these SDKs and how to build and use them, see the
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<ulink url='&YOCTO_DOCS_SDK_URL;#sdk-intro'>Yocto Project Application Development and the Extensible Software Development Kit (eSDK)</ulink>
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manual.
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<ulink url='&YOCTO_DOCS_SDK_URL;#sdk-intro'>Yocto Project Software Development Kit (SDK) Developer's Guide</ulink>.
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<note>
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The Yocto Project Eclipse IDE Plug-in is still supported and
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is not affected by this change.
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@@ -4722,6 +4721,530 @@ id=f4d4f99cfbc2396e49c1613a7d237b9e57f06f81'>commit message</ulink>.
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</para>
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</section>
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</section>
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<section id='moving-to-the-yocto-project-2.4-release'>
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<title>Moving to the Yocto Project 2.4 Release</title>
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<para>
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This section provides migration information for moving to the
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Yocto Project 2.4 Release from the prior release.
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</para>
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<section id='migration-2.4-memory-resident-mode'>
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<title>Memory Resident Mode</title>
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<para>
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A persistent mode is now available in BitBake's default operation,
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replacing its previous "memory resident mode" (i.e.
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<filename>oe-init-build-env-memres</filename>).
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Now you only need to set
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<filename>BB_SERVER_TIMEOUT</filename> to a timeout
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(in seconds) and BitBake's server stays resident for that
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amount of time between invocations.
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The <filename>oe-init-build-env-memres</filename> script has been
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removed which means a separate environment setup script is no longer
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needed.
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</para>
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</section>
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<section id='migration-2.4-packaging-changes'>
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<title>Packaging Changes</title>
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<para>
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This section provides information about packaging changes that have
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ocurred:
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<itemizedlist>
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<listitem><para>
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<emphasis><filename>python3</filename> Changes:</emphasis>
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<itemizedlist>
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<listitem><para>
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The main "python3" package now brings in all of the
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standard Python 3 distributions rather than a subset.
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This behavior matches what is expected based on
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traditional Linux distributions.
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If you wish to install a subset of Python 3, specify
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<filename>python-core</filename> plus one or more of
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the individual packages that are still produced.
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</para></listitem>
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<listitem><para>
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<emphasis><filename>python3</filename>:</emphasis>
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The <filename>bz2.py</filename>,
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<filename>lzma.py</filename>, and
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<filename>_compression.py</filename> scripts have
|
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been moved from the
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<filename>python3-misc</filename> package to
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the <filename>python3-compression</filename> package.
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</para></listitem>
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</itemizedlist>
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</para></listitem>
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<listitem><para>
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<emphasis><filename>binutils</filename>:</emphasis>
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The <filename>libbfd</filename> package is now packaged in
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a separate "libbfd" package.
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This packaging saves space when certain tools
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(e.g. <filename>perf</filename>) are installed.
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In such cases, the tools only need
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<filename>libbfd</filename> rather than all the packages in
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<filename>binutils</filename>.
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</para></listitem>
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<listitem><para>
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<emphasis><filename>util-linux</filename> Changes:</emphasis>
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<itemizedlist>
|
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<listitem><para>
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The <filename>su</filename> package is now packaged
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in a separate "util-linux-su" package, which is only
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built when "pam" is listed in the
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<link linkend='var-DISTRO_FEATURES'><filename>DISTRO_FEATURES</filename></link>
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variable.
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<filename>util-linux</filename> should not be
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installed unless it is needed because
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<filename>su</filename> is normally provided through
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the shadow file format.
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The main <filename>util-linux</filename> package has
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runtime dependencies (i.e.
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<link linkend='var-RDEPENDS'><filename>RDEPENDS</filename></link>)
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on the <filename>util-linux</filename> package when
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"pam" is in
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<link linkend='var-DISTRO_FEATURES'><filename>DISTRO_FEATURES</filename></link>.
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</para></listitem>
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<listitem><para>
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The <filename>switch_root</filename> package is now
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packaged in a separate "util-linux-switch-root"
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package for small initramfs images that do not need
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the whole <filename>util-linux</filename> package or
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the busybox binary, which are both much larger than
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<filename>switch_root</filename>.
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The main <filename>util-linux</filename> package has
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a recommended runtime dependency (i.e.
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<link linkend='var-RRECOMMENDS'><filename>RRECOMMENDS</filename></link>)
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on the <filename>switch_root</filename> package.
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</para></listitem>
|
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<listitem><para>
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The <filename>ionice</filename> package is now
|
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packaged in a separate "util-linux-ionice" package.
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The main <filename>util-linux</filename> package has
|
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a recommended runtime dependency (i.e.
|
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<link linkend='var-RRECOMMENDS'><filename>RRECOMMENDS</filename></link>)
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on the <filename>ionice</filename> package.
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</para></listitem>
|
||||
</itemizedlist>
|
||||
</para></listitem>
|
||||
<listitem><para>
|
||||
<emphasis><filename>initscripts</filename>:</emphasis>
|
||||
The <filename>sushell</filename> package is now packaged in
|
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a separate "initscripts-sushell" package.
|
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This packaging change allows systems to pull
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<filename>sushell</filename> in when
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<filename>selinux</filename> is enabled.
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The change also eliminates needing to pull in the entire
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<filename>initscripts</filename> package.
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The main <filename>initscripts</filename> package has a
|
||||
runtime dependency (i.e.
|
||||
<link linkend='var-RDEPENDS'><filename>RDEPENDS</filename></link>)
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on the <filename>sushell</filename> package when
|
||||
"selinux" is in
|
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<link linkend='var-DISTRO_FEATURES'><filename>DISTRO_FEATURES</filename></link>.
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</para></listitem>
|
||||
<listitem><para>
|
||||
<emphasis><filename>glib-2.0</filename>:</emphasis>
|
||||
The <filename>glib-2.0</filename> package now has a
|
||||
recommended runtime dependency (i.e.
|
||||
<link linkend='var-RRECOMMENDS'><filename>RRECOMMENDS</filename></link>)
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||||
on the
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||||
<filename>shared-mime-info</filename> package, since large
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||||
portions of GIO are not useful without the MIME database.
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||||
You can remove the dependency by using the
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||||
<link linkend='var-BAD_RECOMMENDATIONS'><filename>BAD_RECOMMENDATIONS</filename></link>
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variable if <filename>shared-mime-info</filename> is too
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large and is not required.
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</para></listitem>
|
||||
<listitem><para>
|
||||
<emphasis><filename>Go Standard Runtime</filename>:</emphasis>
|
||||
The Go standard runtime has been split out from the main
|
||||
<filename>go</filename> recipe into a separate
|
||||
<filename>go-runtime</filename> recipe.
|
||||
</para></listitem>
|
||||
</itemizedlist>
|
||||
</para>
|
||||
</section>
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||||
|
||||
<section id='migration-2.4-removed-recipes'>
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||||
<title>Removed Recipes</title>
|
||||
|
||||
<para>
|
||||
The following recipes have been removed:
|
||||
<itemizedlist>
|
||||
<listitem><para>
|
||||
<emphasis><filename>acpitests</filename>:</emphasis>
|
||||
This recipe is not maintained.
|
||||
</para></listitem>
|
||||
<listitem><para>
|
||||
<emphasis><filename>autogen-native</filename>:</emphasis>
|
||||
No longer required by Grub, <filename>oe-core</filename>, or
|
||||
<filename>meta-oe</filename>.
|
||||
</para></listitem>
|
||||
<listitem><para>
|
||||
<emphasis><filename>bdwgc</filename>:</emphasis>
|
||||
Nothing in OpenEmbedded-Core requires this recipe.
|
||||
It has moved to <filename>meta-oe</filename>
|
||||
</para></listitem>
|
||||
<listitem><para>
|
||||
<emphasis><filename>byacc</filename>:</emphasis>
|
||||
This recipe was only needed by rpm 5.x and has moved to
|
||||
<filename>meta-oe</filename>.
|
||||
</para></listitem>
|
||||
<listitem><para>
|
||||
<emphasis><filename>gcc (5.4)</filename>:</emphasis>
|
||||
The 5.4 series dropped the recipe in favor of 6.3 / 7.2.
|
||||
</para></listitem>
|
||||
<listitem><para>
|
||||
<emphasis><filename>gnome-common</filename>:</emphasis>
|
||||
Deprecated upstream and no longer needed.
|
||||
</para></listitem>
|
||||
<listitem><para>
|
||||
<emphasis><filename>go-bootstrap-native</filename>:</emphasis>
|
||||
Go 1.9 does its own bootstrapping so this recipe has been
|
||||
removed.
|
||||
</para></listitem>
|
||||
<listitem><para>
|
||||
<emphasis><filename>guile</filename>:</emphasis>
|
||||
This recipe was only needed by
|
||||
<filename>autogen-native</filename> and
|
||||
<filename>remake</filename>.
|
||||
It is no longer needed by either of these programs.
|
||||
</para></listitem>
|
||||
<listitem><para>
|
||||
<emphasis><filename>libclass-isa-perl</filename>:</emphasis>
|
||||
This recipe was previously needed for LSB 4, which no longer
|
||||
requires the recipe.
|
||||
</para></listitem>
|
||||
<listitem><para>
|
||||
<emphasis><filename>libdumpvalue-perl</filename>:</emphasis>
|
||||
This recipe was previously needed for LSB 4, which no longer
|
||||
requires the recipe.
|
||||
</para></listitem>
|
||||
<listitem><para>
|
||||
<emphasis><filename>libenv-perl</filename>:</emphasis>
|
||||
This recipe was previously needed for LSB 4, which no longer
|
||||
requires the recipe.
|
||||
</para></listitem>
|
||||
<listitem><para>
|
||||
<emphasis><filename>libfile-checktree-perl</filename>:</emphasis>
|
||||
This recipe was previously needed for LSB 4, which no longer
|
||||
requires the recipe.
|
||||
</para></listitem>
|
||||
<listitem><para>
|
||||
<emphasis><filename>libi18n-collate-perl</filename>:</emphasis>
|
||||
This recipe was previously needed for LSB 4, which no longer
|
||||
requires the recipe.
|
||||
</para></listitem>
|
||||
<listitem><para>
|
||||
<emphasis><filename>libiconv</filename>:</emphasis>
|
||||
This recipe was only needed for <filename>uclibc</filename>,
|
||||
which was removed in the previous release.
|
||||
<filename>glibc</filename> and <filename>musl</filename>
|
||||
have their own implementations.
|
||||
<filename>meta-mingw</filename> still needs
|
||||
<filename>libiconv</filename>, so it has
|
||||
been moved to <filename>meta-mingw</filename>.
|
||||
</para></listitem>
|
||||
<listitem><para>
|
||||
<emphasis><filename>libpng12</filename>:</emphasis>
|
||||
This recipe was previously needed for LSB. The current
|
||||
<filename>libpng</filename> is 1.6.x.
|
||||
</para></listitem>
|
||||
<listitem><para>
|
||||
<emphasis><filename>libpod-plainer-perl</filename>:</emphasis>
|
||||
This recipe was previously needed for LSB 4, which no longer
|
||||
requires the recipe.
|
||||
</para></listitem>
|
||||
<listitem><para>
|
||||
<emphasis><filename>linux-yocto (4.1)</filename>:</emphasis>
|
||||
This recipe was removed in favor of 4.4, 4.9, 4.10 and 4.12.
|
||||
</para></listitem>
|
||||
<listitem><para>
|
||||
<emphasis><filename>mailx</filename>:</emphasis>
|
||||
This recipe was previously only needed for LSB
|
||||
compatibility, and upstream is defunct.
|
||||
</para></listitem>
|
||||
<listitem><para>
|
||||
<emphasis><filename>mesa (git version only)</filename>:</emphasis>
|
||||
This recipe is stale with respect to the release version.
|
||||
</para></listitem>
|
||||
<listitem><para>
|
||||
<emphasis><filename>ofono (git version only)</filename>:</emphasis>
|
||||
This recipe is stale with respect to the release version.
|
||||
</para></listitem>
|
||||
<listitem><para>
|
||||
<emphasis><filename>portmap</filename>:</emphasis>
|
||||
This recipe is obsolete and is superseded by
|
||||
<filename>rpcbind</filename>.
|
||||
</para></listitem>
|
||||
<listitem><para>
|
||||
<emphasis><filename>python3-pygpgme</filename>:</emphasis>
|
||||
This recipe is old and unmaintained. It was previously
|
||||
required by <filename>dnf</filename>, which has switched
|
||||
to official <filename>gpgme</filename> Python bindings.
|
||||
</para></listitem>
|
||||
<listitem><para>
|
||||
<emphasis><filename>python-async</filename>:</emphasis>
|
||||
This recipe has been removed in favor of the Python 3
|
||||
version.
|
||||
</para></listitem>
|
||||
<listitem><para>
|
||||
<emphasis><filename>python-gitdb</filename>:</emphasis>
|
||||
This recipe has been removed in favor of the Python 3
|
||||
version.
|
||||
</para></listitem>
|
||||
<listitem><para>
|
||||
<emphasis><filename>python-git</filename>:</emphasis>
|
||||
This recipe was removed in favor of the Python 3
|
||||
version.
|
||||
</para></listitem>
|
||||
<listitem><para>
|
||||
<emphasis><filename>python-mako</filename>:</emphasis>
|
||||
This recipe was removed in favor of the Python 3
|
||||
version.
|
||||
</para></listitem>
|
||||
<listitem><para>
|
||||
<emphasis><filename>python-pexpect</filename>:</emphasis>
|
||||
This recipe was removed in favor of the Python 3 version.
|
||||
</para></listitem>
|
||||
<listitem><para>
|
||||
<emphasis><filename>python-ptyprocess</filename>:</emphasis>
|
||||
This recipe was removed in favor of Python the 3 version.
|
||||
</para></listitem>
|
||||
<listitem><para>
|
||||
<emphasis><filename>python-pycurl</filename>:</emphasis>
|
||||
Nothing is using this recipe in OpenEmbedded-Core
|
||||
(i.e. <filename>meta-oe</filename>).
|
||||
</para></listitem>
|
||||
<listitem><para>
|
||||
<emphasis><filename>python-six</filename>:</emphasis>
|
||||
This recipe was removed in favor of the Python 3 version.
|
||||
</para></listitem>
|
||||
<listitem><para>
|
||||
<emphasis><filename>python-smmap</filename>:</emphasis>
|
||||
This recipe was removed in favor of the Python 3 version.
|
||||
</para></listitem>
|
||||
<listitem><para>
|
||||
<emphasis><filename>remake</filename>:</emphasis>
|
||||
Using <filename>remake</filename> as the provider of
|
||||
<filename>virtual/make</filename> is broken.
|
||||
Consequently, this recipe is not needed in OpenEmbedded-Core.
|
||||
</para></listitem>
|
||||
</itemizedlist>
|
||||
</para>
|
||||
</section>
|
||||
|
||||
<section id='migration-2.4-kernel-device-tree-move'>
|
||||
<title>Kernel Device Tree Move</title>
|
||||
|
||||
<para>
|
||||
Kernel Device Tree support is easy to enable in a kernel
|
||||
recipe.
|
||||
The Device Tree code has moved to a
|
||||
<filename>kernel-devicetree</filename> class.
|
||||
Functionality is automatically enabled for any recipe that inherits
|
||||
the
|
||||
<link linkend='ref-classes-kernel'><filename>kernel</filename></link>
|
||||
class and sets the
|
||||
<link linkend='var-KERNEL_DEVICETREE'><filename>KERNEL_DEVICETREE</filename></link>
|
||||
variable.
|
||||
The previous mechanism for doing this,
|
||||
<filename>meta/recipes-kernel/linux/linux-dtb.inc</filename>,
|
||||
is still available to avoid breakage, but triggers a
|
||||
deprecation warning.
|
||||
Future releases of the Yocto Project will remove
|
||||
<filename>meta/recipes-kernel/linux/linux-dtb.inc</filename>.
|
||||
It is advisable to remove any <filename>require</filename>
|
||||
statements that request
|
||||
<filename>meta/recipes-kernel/linux/linux-dtb.inc</filename>
|
||||
from any custom kernel recipes you might have.
|
||||
This will avoid breakage in post 2.4 releases.
|
||||
</para>
|
||||
</section>
|
||||
|
||||
<section id='migration-2.4-package-qa-changes'>
|
||||
<title>Package QA Changes</title>
|
||||
|
||||
<para>
|
||||
The following package QA changes took place:
|
||||
<itemizedlist>
|
||||
<listitem><para>
|
||||
The "unsafe-references-in-scripts" QA check has been
|
||||
removed.
|
||||
Previously, this check ensured
|
||||
that the backslash character (i.e.
|
||||
<filename>/</filename>) and <filename>/usr</filename>
|
||||
could be on different filesystems and that
|
||||
<filename>/usr</filename> is no longer actively supported.
|
||||
</para></listitem>
|
||||
<listitem><para>
|
||||
If you refer to <filename>${COREBASE}/LICENSE</filename>
|
||||
within
|
||||
<link linkend='var-LIC_FILES_CHKSUM'><filename>LIC_FILES_CHKSUM</filename></link>
|
||||
you receive a warning because this file is a description of
|
||||
the license for OE-Core.
|
||||
Use <filename>${COMMON_LICENSE_DIR}/MIT</filename>
|
||||
if your recipe is MIT-licensed and you cannot use the
|
||||
preferred method of referring to a file within the source
|
||||
tree.
|
||||
</para></listitem>
|
||||
</itemizedlist>
|
||||
</para>
|
||||
</section>
|
||||
|
||||
<section id='migration-2.4-readme-changes'>
|
||||
<title><filename>README</filename> File Changes</title>
|
||||
|
||||
<para>
|
||||
The following are changes to <filename>README</filename> files:
|
||||
<itemizedlist>
|
||||
<listitem><para>
|
||||
The main Poky <filename>README</filename> file has been
|
||||
moved to the <filename>meta-poky</filename> layer and
|
||||
has been renamed <filename>README.poky</filename>.
|
||||
A symlink has been created so that references to the old
|
||||
location work.
|
||||
</para></listitem>
|
||||
<listitem><para>
|
||||
The <filename>README.hardware</filename> file has been moved
|
||||
to <filename>meta-yocto-bsp</filename>.
|
||||
A symlink has been created so that references to the old
|
||||
location work.
|
||||
</para></listitem>
|
||||
<listitem><para>
|
||||
A <filename>README.qemu</filename> file has been created
|
||||
with coverage of the <filename>qemu*</filename> machines.
|
||||
</para></listitem>
|
||||
</itemizedlist>
|
||||
</para>
|
||||
</section>
|
||||
|
||||
<section id='migration-2.4-miscellaneous-changes'>
|
||||
<title>Miscellaneous Changes</title>
|
||||
|
||||
<para>
|
||||
The following are additional changes:
|
||||
<itemizedlist>
|
||||
<listitem><para>
|
||||
The <filename>ROOTFS_PKGMANAGE_BOOTSTRAP</filename>
|
||||
variable and any references to it have been removed.
|
||||
You should remove this variable from any custom recipes.
|
||||
</para></listitem>
|
||||
<listitem><para>
|
||||
The <filename>meta-yocto</filename> directory has been
|
||||
removed.
|
||||
<note>
|
||||
In the Yocto Project 2.1 release
|
||||
<filename>meta-yocto</filename> was renamed to
|
||||
<filename>meta-poky</filename> and the
|
||||
<filename>meta-yocto</filename> subdirectory remained
|
||||
to avoid breaking existing configurations.
|
||||
</note>
|
||||
</para></listitem>
|
||||
<listitem><para>
|
||||
The <filename>maintainers.inc</filename> file, which tracks
|
||||
maintainers by listing a primary person responsible for each
|
||||
recipe in OE-Core, has been moved from
|
||||
<filename>meta-poky</filename> to OE-Core (i.e. from
|
||||
<filename>meta-poky/conf/distro/include</filename> to
|
||||
<filename>meta/conf/distro/include</filename>).
|
||||
</para></listitem>
|
||||
<listitem><para>
|
||||
The
|
||||
<link linkend='ref-classes-buildhistory'><filename>buildhistory</filename></link>
|
||||
class now makes a single commit per build rather than one
|
||||
commit per subdirectory in the repository.
|
||||
This behavior assumes the commits are enabled with
|
||||
<link linkend='var-BUILDHISTORY_COMMIT'><filename>BUILDHISTORY_COMMIT</filename></link>
|
||||
= "1", which is typical.
|
||||
Previously, the <filename>buildhistory</filename> class made
|
||||
one commit per subdirectory in the repository in order to
|
||||
make it easier to see the changes for a particular
|
||||
subdirectory.
|
||||
Now Git can filter these changes itself when viewed.
|
||||
To view a particular change, specify that subdirectory as
|
||||
the last parameter on the <filename>git show</filename>
|
||||
or <filename>git diff</filename> commands.
|
||||
</para></listitem>
|
||||
<listitem><para>
|
||||
The <filename>x86-base.inc</filename> file, which is
|
||||
included by all x86-based machine configurations, now sets
|
||||
<link linkend='var-IMAGE_FSTYPES'><filename>IMAGE_FSTYPES</filename></link>
|
||||
using <filename>?=</filename> to "live" rather than
|
||||
appending with <filename>+=</filename>.
|
||||
This change makes the default easier to override.
|
||||
</para></listitem>
|
||||
<listitem><para>
|
||||
BitBake fires multiple "BuildStarted" events when
|
||||
<filename>multiconfig</filename> is enabled.
|
||||
This is limited to one per configuration.
|
||||
For more information, see the
|
||||
"<ulink url='&YOCTO_DOCS_BB_URL;#events'>Events</ulink>"
|
||||
in the BitBake User Manual.
|
||||
</para></listitem>
|
||||
<listitem><para>
|
||||
By default, the <filename>security_flags.inc</filename> file
|
||||
sets a <filename>GCCPIE</filename> variable with an option
|
||||
to enable Position Independent Executables (PIE) within
|
||||
<filename>gcc</filename>.
|
||||
Enabling PIE in the GNU C Compiler (GCC), makes Return
|
||||
Oriented Programming (ROP) attacks much more difficult to
|
||||
execute.
|
||||
</para></listitem>
|
||||
<listitem><para>
|
||||
OE-Core now provides a
|
||||
<filename>bitbake-layers</filename> plugin that implements
|
||||
a "create-layer" subcommand.
|
||||
The implementation of this subcommand has resulted in the
|
||||
<filename>yocto-layer</filename> script being deprecated and
|
||||
will likely be removed in the next Yocto Project release.
|
||||
</para></listitem>
|
||||
<listitem><para>
|
||||
The <filename>vmdk</filename>, <filename>vdi</filename>,
|
||||
and <filename>qcow2</filename> image file types are now
|
||||
used in conjunction with the "wic" image type through
|
||||
<filename>CONVERSION_CMD</filename>.
|
||||
Consequently, the equivalent image types are now
|
||||
<filename>wic.vmdk</filename>, <filename>wic.vdi</filename>,
|
||||
and <filename>wic.qcow2</filename>, respectively.
|
||||
</para></listitem>
|
||||
<listitem><para>
|
||||
<filename>do_image_<type>[depends]</filename> has
|
||||
replaced <filename>IMAGE_DEPENDS_<type></filename>.
|
||||
If you have your own classes that implement custom image
|
||||
types, then you need to update them.
|
||||
</para></listitem>
|
||||
<listitem><para>
|
||||
OpenSSL 1.1 has been introduced.
|
||||
However, the default is still 1.0.x through the
|
||||
<link linkend='var-PREFERRED_VERSION'><filename>PREFERRED_VERSION</filename></link>
|
||||
variable.
|
||||
This change is due to the remaining compatibility issues
|
||||
with other software.
|
||||
The
|
||||
<link linkend='var-PROVIDES'><filename>PROVIDES</filename></link>
|
||||
variable includes "openssl10" as a marker for recipes that
|
||||
still depend on OpenSSL 1.0.
|
||||
</para></listitem>
|
||||
<listitem><para>
|
||||
To ensure consistent behavior, BitBake's "-r" and "-R"
|
||||
options (i.e. prefile and postfile), which are used to
|
||||
<filename>read</filename> or <filename>post-read</filename>
|
||||
additional configuration files from the command line, now
|
||||
only affect the current BitBake command.
|
||||
Before this change these options would "stick" for
|
||||
future executions.
|
||||
<note>
|
||||
BitBake server changes necessitated this change.
|
||||
</note>
|
||||
</para></listitem>
|
||||
</itemizedlist>
|
||||
</para>
|
||||
</section>
|
||||
</section>
|
||||
</chapter>
|
||||
<!--
|
||||
vim: expandtab tw=80 ts=4
|
||||
|
||||
Reference in New Issue
Block a user