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bitbake: bitbake-user-manual: add REQUIRED_VERSION and adjust PREFERRED_VERSION entry

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Add REQUIRED_VERSION, add a reference to it in PREFERRED_VERSION and
adjust the opening statement to read slightly better.

(Bitbake rev: b32e6c8d4ea2f83fe77021207e9db883fec82d97)

Signed-off-by: Paul Eggleton <paul.eggleton@microsoft.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
This commit is contained in:
Paul Eggleton
2021-04-13 19:00:09 -07:00
committed by Richard Purdie
parent 1892aae539
commit f2a20f7bd0
1 changed files with 16 additions and 2 deletions
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bitbake/doc/bitbake-user-manual/bitbake-user-manual-ref-variables.rst
+16 -2
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@@ -1096,8 +1096,8 @@ overview of their function and contents.
PREFERRED_PROVIDER_aaa = "bbb"
:term:`PREFERRED_VERSION`
If there are multiple versions of recipes available, this variable
determines which recipe should be given preference. You must always
If there are multiple versions of a recipe available, this variable
determines which version should be given preference. You must always
suffix the variable with the :term:`PN` you want to
select, and you should set :term:`PV` accordingly for
precedence.
@@ -1117,6 +1117,10 @@ overview of their function and contents.
end of the string. You cannot use the wildcard character in any other
location of the string.
If a recipe with the specified version is not available, a warning
message will be shown. See :term:`REQUIRED_VERSION` if you want this
to be an error instead.
:term:`PREMIRRORS`
Specifies additional paths from which BitBake gets source code. When
the build system searches for source code, it first tries the local
@@ -1227,6 +1231,16 @@ overview of their function and contents.
The directory in which a local copy of a ``google-repo`` directory is
stored when it is synced.
:term:`REQUIRED_VERSION`
If there are multiple versions of a recipe available, this variable
determines which version should be given preference. ``REQUIRED_VERSION``
works in exactly the same manner as :term:`PREFERRED_VERSION`, except
that if the specified version is not available then an error message
is shown and the build fails immediately.
If both ``REQUIRED_VERSION`` and ``PREFERRED_VERSION`` are set for
the same recipe, the ``REQUIRED_VERSION`` value applies.
:term:`RPROVIDES`
A list of package name aliases that a package also provides. These
aliases are useful for satisfying runtime dependencies of other