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Diffstat (limited to 'poky/bitbake/doc/bitbake-user-manual/bitbake-user-manual-ref-variables.rst')
-rw-r--r-- | poky/bitbake/doc/bitbake-user-manual/bitbake-user-manual-ref-variables.rst | 217 |
1 files changed, 109 insertions, 108 deletions
diff --git a/poky/bitbake/doc/bitbake-user-manual/bitbake-user-manual-ref-variables.rst b/poky/bitbake/doc/bitbake-user-manual/bitbake-user-manual-ref-variables.rst index 2dca52c4a..6283c2654 100644 --- a/poky/bitbake/doc/bitbake-user-manual/bitbake-user-manual-ref-variables.rst +++ b/poky/bitbake/doc/bitbake-user-manual/bitbake-user-manual-ref-variables.rst @@ -24,13 +24,14 @@ overview of their function and contents. described here in this glossary. .. glossary:: + :sorted: :term:`ASSUME_PROVIDED` Lists recipe names (:term:`PN` values) BitBake does not attempt to build. Instead, BitBake assumes these recipes have already been built. - In OpenEmbedded-Core, ``ASSUME_PROVIDED`` mostly specifies native + In OpenEmbedded-Core, :term:`ASSUME_PROVIDED` mostly specifies native tools that should not be built. An example is ``git-native``, which when specified allows for the Git binary from the host to be used rather than building ``git-native``. @@ -83,14 +84,14 @@ overview of their function and contents. - Attempts to access networks not in the host list cause a failure. - Using ``BB_ALLOWED_NETWORKS`` in conjunction with + Using :term:`BB_ALLOWED_NETWORKS` in conjunction with :term:`PREMIRRORS` is very useful. Adding the - host you want to use to ``PREMIRRORS`` results in the source code + host you want to use to :term:`PREMIRRORS` results in the source code being fetched from an allowed location and avoids raising an error when a host that is not allowed is in a :term:`SRC_URI` statement. This is because the - fetcher does not attempt to use the host listed in ``SRC_URI`` after - a successful fetch from the ``PREMIRRORS`` occurs. + fetcher does not attempt to use the host listed in :term:`SRC_URI` after + a successful fetch from the :term:`PREMIRRORS` occurs. :term:`BB_CONSOLELOG` Specifies the path to a log file into which BitBake's user interface @@ -177,7 +178,7 @@ overview of their function and contents. issues a warning when the disk space in the ``${SSTATE_DIR}`` directory drops below 1 Gbyte or the number of free inodes drops below 100 Kbytes. Subsequent warnings are issued during intervals as - defined by the ``BB_DISKMON_WARNINTERVAL`` variable. + defined by the :term:`BB_DISKMON_WARNINTERVAL` variable. The second example stops the build after all currently executing tasks complete when the minimum disk space in the ``${TMPDIR}`` @@ -191,14 +192,14 @@ overview of their function and contents. :term:`BB_DISKMON_WARNINTERVAL` Defines the disk space and free inode warning intervals. - If you are going to use the ``BB_DISKMON_WARNINTERVAL`` variable, you + If you are going to use the :term:`BB_DISKMON_WARNINTERVAL` variable, you must also use the :term:`BB_DISKMON_DIRS` variable and define its action as "WARN". During the build, subsequent warnings are issued each time disk space or number of free inodes further reduces by the respective interval. - If you do not provide a ``BB_DISKMON_WARNINTERVAL`` variable and you - do use ``BB_DISKMON_DIRS`` with the "WARN" action, the disk + If you do not provide a :term:`BB_DISKMON_WARNINTERVAL` variable and you + do use :term:`BB_DISKMON_DIRS` with the "WARN" action, the disk monitoring interval defaults to the following: BB_DISKMON_WARNINTERVAL = "50M,5K" @@ -231,23 +232,23 @@ overview of their function and contents. based on the interval occur each time a respective interval is reached beyond the initial warning (i.e. 1 Gbytes and 100 Kbytes). - :term:`BB_ENV_WHITELIST` - Specifies the internal whitelist of variables to allow through from - the external environment into BitBake's datastore. If the value of - this variable is not specified (which is the default), the following - list is used: :term:`BBPATH`, :term:`BB_PRESERVE_ENV`, - :term:`BB_ENV_WHITELIST`, and :term:`BB_ENV_EXTRAWHITE`. + :term:`BB_ENV_EXTRAWHITE` + Specifies an additional set of variables to allow through (whitelist) + from the external environment into BitBake's datastore. This list of + variables are on top of the internal list set in + :term:`BB_ENV_WHITELIST`. .. note:: You must set this variable in the external environment in order for it to work. - :term:`BB_ENV_EXTRAWHITE` - Specifies an additional set of variables to allow through (whitelist) - from the external environment into BitBake's datastore. This list of - variables are on top of the internal list set in - :term:`BB_ENV_WHITELIST`. + :term:`BB_ENV_WHITELIST` + Specifies the internal whitelist of variables to allow through from + the external environment into BitBake's datastore. If the value of + this variable is not specified (which is the default), the following + list is used: :term:`BBPATH`, :term:`BB_PRESERVE_ENV`, + :term:`BB_ENV_WHITELIST`, and :term:`BB_ENV_EXTRAWHITE`. .. note:: @@ -263,7 +264,7 @@ overview of their function and contents. :term:`BB_FILENAME` Contains the filename of the recipe that owns the currently running task. For example, if the ``do_fetch`` task that resides in the - ``my-recipe.bb`` is executing, the ``BB_FILENAME`` variable contains + ``my-recipe.bb`` is executing, the :term:`BB_FILENAME` variable contains "/foo/path/my-recipe.bb". :term:`BB_GENERATE_MIRROR_TARBALLS` @@ -276,18 +277,6 @@ overview of their function and contents. BB_GENERATE_MIRROR_TARBALLS = "1" - :term:`BB_HASHCONFIG_WHITELIST` - Lists variables that are excluded from base configuration checksum, - which is used to determine if the cache can be reused. - - One of the ways BitBake determines whether to re-parse the main - metadata is through checksums of the variables in the datastore of - the base configuration data. There are variables that you typically - want to exclude when checking whether or not to re-parse and thus - rebuild the cache. As an example, you would usually exclude ``TIME`` - and ``DATE`` because these variables are always changing. If you did - not exclude them, BitBake would never reuse the cache. - :term:`BB_HASHBASE_WHITELIST` Lists variables that are excluded from checksum and dependency data. Variables that are excluded can therefore change without affecting @@ -309,6 +298,18 @@ overview of their function and contents. However, the more accurate the data returned, the more efficient the build will be. + :term:`BB_HASHCONFIG_WHITELIST` + Lists variables that are excluded from base configuration checksum, + which is used to determine if the cache can be reused. + + One of the ways BitBake determines whether to re-parse the main + metadata is through checksums of the variables in the datastore of + the base configuration data. There are variables that you typically + want to exclude when checking whether or not to re-parse and thus + rebuild the cache. As an example, you would usually exclude ``TIME`` + and ``DATE`` because these variables are always changing. If you did + not exclude them, BitBake would never reuse the cache. + :term:`BB_HASHSERVE` Specifies the Hash Equivalence server to use. @@ -333,7 +334,7 @@ overview of their function and contents. :term:`BB_LOGFMT` Specifies the name of the log files saved into - ``${``\ :term:`T`\ ``}``. By default, the ``BB_LOGFMT`` + ``${``\ :term:`T`\ ``}``. By default, the :term:`BB_LOGFMT` variable is undefined and the log file names get created using the following form:: @@ -357,15 +358,15 @@ overview of their function and contents. running builds when not connected to the Internet, and when operating in certain kinds of firewall environments. + :term:`BB_NUMBER_PARSE_THREADS` + Sets the number of threads BitBake uses when parsing. By default, the + number of threads is equal to the number of cores on the system. + :term:`BB_NUMBER_THREADS` The maximum number of tasks BitBake should run in parallel at any one time. If your host development system supports multiple cores, a good rule of thumb is to set this variable to twice the number of cores. - :term:`BB_NUMBER_PARSE_THREADS` - Sets the number of threads BitBake uses when parsing. By default, the - number of threads is equal to the number of cores on the system. - :term:`BB_ORIGENV` Contains a copy of the original external environment in which BitBake was run. The copy is taken before any whitelisted variable values are @@ -388,7 +389,7 @@ overview of their function and contents. :term:`BB_RUNFMT` Specifies the name of the executable script files (i.e. run files) saved into ``${``\ :term:`T`\ ``}``. By default, the - ``BB_RUNFMT`` variable is undefined and the run file names get + :term:`BB_RUNFMT` variable is undefined and the run file names get created using the following form:: run.{task}.{pid} @@ -454,7 +455,7 @@ overview of their function and contents. :term:`BB_SRCREV_POLICY` Defines the behavior of the fetcher when it interacts with source control systems and dynamic source revisions. The - ``BB_SRCREV_POLICY`` variable is useful when working without a + :term:`BB_SRCREV_POLICY` variable is useful when working without a network. The variable can be set using one of two policies: @@ -498,7 +499,7 @@ overview of their function and contents. Allows adjustment of a task's Input/Output priority. During Autobuilder testing, random failures can occur for tasks due to I/O starvation. These failures occur during various QEMU runtime - timeouts. You can use the ``BB_TASK_IONICE_LEVEL`` variable to adjust + timeouts. You can use the :term:`BB_TASK_IONICE_LEVEL` variable to adjust the I/O priority of these tasks. .. note:: @@ -572,13 +573,13 @@ overview of their function and contents. .. note:: - Internally, the ``BBCLASSEXTEND`` mechanism generates recipe + Internally, the :term:`BBCLASSEXTEND` mechanism generates recipe variants by rewriting variable values and applying overrides such as ``_class-native``. For example, to generate a native version of a recipe, a :term:`DEPENDS` on "foo" is - rewritten to a ``DEPENDS`` on "foo-native". + rewritten to a :term:`DEPENDS` on "foo-native". - Even when using ``BBCLASSEXTEND``, the recipe is only parsed once. + Even when using :term:`BBCLASSEXTEND`, the recipe is only parsed once. Parsing once adds some limitations. For example, it is not possible to include a different file depending on the variant, since ``include`` statements are processed when the recipe is @@ -614,14 +615,14 @@ overview of their function and contents. - effectively letting you control the precedence for the multiple layers. The precedence established through this variable stands regardless of a recipe's version (:term:`PV` variable). - For example, a layer that has a recipe with a higher ``PV`` value but - for which the ``BBFILE_PRIORITY`` is set to have a lower precedence + For example, a layer that has a recipe with a higher :term:`PV` value but + for which the :term:`BBFILE_PRIORITY` is set to have a lower precedence still has a lower precedence. - A larger value for the ``BBFILE_PRIORITY`` variable results in a + A larger value for the :term:`BBFILE_PRIORITY` variable results in a higher precedence. For example, the value 6 has a higher precedence - than the value 5. If not specified, the ``BBFILE_PRIORITY`` variable - is set based on layer dependencies (see the ``LAYERDEPENDS`` variable + than the value 5. If not specified, the :term:`BBFILE_PRIORITY` variable + is set based on layer dependencies (see the :term:`LAYERDEPENDS` variable for more information. The default priority, if unspecified for a layer with no dependencies, is the lowest defined priority + 1 (or 1 if no priorities are defined). @@ -644,7 +645,7 @@ overview of their function and contents. Activates content depending on presence of identified layers. You identify the layers by the collections that the layers define. - Use the ``BBFILES_DYNAMIC`` variable to avoid ``.bbappend`` files whose + Use the :term:`BBFILES_DYNAMIC` variable to avoid ``.bbappend`` files whose corresponding ``.bb`` file is in a layer that attempts to modify other layers through ``.bbappend`` but does not want to introduce a hard dependency on those other layers. @@ -653,7 +654,7 @@ overview of their function and contents. ``.bb`` files in case a layer is not present. Use this avoid hard dependency on those other layers. - Use the following form for ``BBFILES_DYNAMIC``:: + Use the following form for :term:`BBFILES_DYNAMIC`:: collection_name:filename_pattern @@ -690,7 +691,7 @@ overview of their function and contents. :term:`BBINCLUDELOGS_LINES` If :term:`BBINCLUDELOGS` is set, specifies the maximum number of lines from the task log file to print when - reporting a failed task. If you do not set ``BBINCLUDELOGS_LINES``, + reporting a failed task. If you do not set :term:`BBINCLUDELOGS_LINES`, the entire log is printed. :term:`BBLAYERS` @@ -716,7 +717,7 @@ overview of their function and contents. :term:`BBMASK` Prevents BitBake from processing recipes and recipe append files. - You can use the ``BBMASK`` variable to "hide" these ``.bb`` and + You can use the :term:`BBMASK` variable to "hide" these ``.bb`` and ``.bbappend`` files. BitBake ignores any recipe or recipe append files that match any of the expressions. It is as if BitBake does not see them at all. Consequently, matching files are not parsed or @@ -753,7 +754,7 @@ overview of their function and contents. Enables BitBake to perform multiple configuration builds and lists each separate configuration (multiconfig). You can use this variable to cause BitBake to build multiple targets where each target has a - separate configuration. Define ``BBMULTICONFIG`` in your + separate configuration. Define :term:`BBMULTICONFIG` in your ``conf/local.conf`` configuration file. As an example, the following line specifies three multiconfigs, each @@ -765,7 +766,7 @@ overview of their function and contents. build directory within a directory named ``conf/multiconfig`` (e.g. build_directory\ ``/conf/multiconfig/configA.conf``). - For information on how to use ``BBMULTICONFIG`` in an environment + For information on how to use :term:`BBMULTICONFIG` in an environment that supports building targets with multiple configurations, see the ":ref:`bitbake-user-manual/bitbake-user-manual-intro:executing a multiple configuration build`" section. @@ -776,7 +777,7 @@ overview of their function and contents. variable. If you run BitBake from a directory outside of the build directory, - you must be sure to set ``BBPATH`` to point to the build directory. + you must be sure to set :term:`BBPATH` to point to the build directory. Set the variable as you would any environment variable and then run BitBake:: @@ -823,7 +824,7 @@ overview of their function and contents. The most common usage of this is variable is to set it to "-1" within a recipe for a development version of a piece of software. Using the variable in this way causes the stable version of the recipe to build - by default in the absence of ``PREFERRED_VERSION`` being used to + by default in the absence of :term:`PREFERRED_VERSION` being used to build the development version. .. note:: @@ -836,7 +837,7 @@ overview of their function and contents. Lists a recipe's build-time dependencies (i.e. other recipe files). Consider this simple example for two recipes named "a" and "b" that - produce similarly named packages. In this example, the ``DEPENDS`` + produce similarly named packages. In this example, the :term:`DEPENDS` statement appears in the "a" recipe:: DEPENDS = "b" @@ -854,7 +855,7 @@ overview of their function and contents. :term:`DL_DIR` The central download directory used by the build process to store - downloads. By default, ``DL_DIR`` gets files suitable for mirroring for + downloads. By default, :term:`DL_DIR` gets files suitable for mirroring for everything except Git repositories. If you want tarballs of Git repositories, use the :term:`BB_GENERATE_MIRROR_TARBALLS` variable. @@ -869,14 +870,14 @@ overview of their function and contents. .. note:: - Recipes added to ``EXCLUDE_FROM_WORLD`` may still be built during a world + Recipes added to :term:`EXCLUDE_FROM_WORLD` may still be built during a world build in order to satisfy dependencies of other recipes. Adding a - recipe to ``EXCLUDE_FROM_WORLD`` only ensures that the recipe is not + recipe to :term:`EXCLUDE_FROM_WORLD` only ensures that the recipe is not explicitly added to the list of build targets in a world build. :term:`FAKEROOT` Contains the command to use when running a shell script in a fakeroot - environment. The ``FAKEROOT`` variable is obsolete and has been + environment. The :term:`FAKEROOT` variable is obsolete and has been replaced by the other ``FAKEROOT*`` variables. See these entries in the glossary for more information. @@ -939,9 +940,9 @@ overview of their function and contents. Causes the named class or classes to be inherited globally. Anonymous functions in the class or classes are not executed for the base configuration and in each individual recipe. The OpenEmbedded build - system ignores changes to ``INHERIT`` in individual recipes. + system ignores changes to :term:`INHERIT` in individual recipes. - For more information on ``INHERIT``, see the + For more information on :term:`INHERIT`, see the ":ref:`bitbake-user-manual/bitbake-user-manual-metadata:\`\`inherit\`\` configuration directive`" section. @@ -989,7 +990,7 @@ overview of their function and contents. the build system searches for source code, it first tries the local download directory. If that location fails, the build system tries locations defined by :term:`PREMIRRORS`, the - upstream source, and then locations specified by ``MIRRORS`` in that + upstream source, and then locations specified by :term:`MIRRORS` in that order. :term:`MULTI_PROVIDER_WHITELIST` @@ -1006,12 +1007,12 @@ overview of their function and contents. ``virtual/kernel``, and so forth). :term:`OVERRIDES` - BitBake uses ``OVERRIDES`` to control what variables are overridden + BitBake uses :term:`OVERRIDES` to control what variables are overridden after BitBake parses recipes and configuration files. Following is a simple example that uses an overrides list based on machine architectures: OVERRIDES = "arm:x86:mips:powerpc" You can - find information on how to use ``OVERRIDES`` in the + find information on how to use :term:`OVERRIDES` in the ":ref:`bitbake-user-manual/bitbake-user-manual-metadata:conditional syntax (overrides)`" section. @@ -1025,11 +1026,11 @@ overview of their function and contents. :term:`PACKAGES_DYNAMIC` A promise that your recipe satisfies runtime dependencies for optional modules that are found in other recipes. - ``PACKAGES_DYNAMIC`` does not actually satisfy the dependencies, it + :term:`PACKAGES_DYNAMIC` does not actually satisfy the dependencies, it only states that they should be satisfied. For example, if a hard, runtime dependency (:term:`RDEPENDS`) of another package is satisfied during the build through the - ``PACKAGES_DYNAMIC`` variable, but a package with the module name is + :term:`PACKAGES_DYNAMIC` variable, but a package with the module name is never actually produced, then the other package will be broken. :term:`PE` @@ -1068,8 +1069,8 @@ overview of their function and contents. :term:`PREFERRED_PROVIDERS` Determines which recipe should be given preference for cases where multiple recipes provide the same item. Functionally, - ``PREFERRED_PROVIDERS`` is identical to - :term:`PREFERRED_PROVIDER`. However, the ``PREFERRED_PROVIDERS`` variable + :term:`PREFERRED_PROVIDERS` is identical to + :term:`PREFERRED_PROVIDER`. However, the :term:`PREFERRED_PROVIDERS` variable lets you define preferences for multiple situations using the following form:: @@ -1087,7 +1088,7 @@ overview of their function and contents. select, and you should set :term:`PV` accordingly for precedence. - The ``PREFERRED_VERSION`` variable supports limited wildcard use + The :term:`PREFERRED_VERSION` variable supports limited wildcard use through the "``%``" character. You can use the character to match any number of characters, which can be useful when specifying versions that contain long revision numbers that potentially change. Here are @@ -1110,14 +1111,14 @@ overview of their function and contents. Specifies additional paths from which BitBake gets source code. When the build system searches for source code, it first tries the local download directory. If that location fails, the build system tries - locations defined by ``PREMIRRORS``, the upstream source, and then + locations defined by :term:`PREMIRRORS`, the upstream source, and then locations specified by :term:`MIRRORS` in that order. Typically, you would add a specific server for the build system to attempt before any others by adding something like the following to your configuration:: - PREMIRRORS_prepend = "\ + PREMIRRORS:prepend = "\ git://.*/.* http://www.yoctoproject.org/sources/ \n \ ftp://.*/.* http://www.yoctoproject.org/sources/ \n \ http://.*/.* http://www.yoctoproject.org/sources/ \n \ @@ -1130,25 +1131,25 @@ overview of their function and contents. :term:`PROVIDES` A list of aliases by which a particular recipe can be known. By - default, a recipe's own ``PN`` is implicitly already in its - ``PROVIDES`` list. If a recipe uses ``PROVIDES``, the additional + default, a recipe's own :term:`PN` is implicitly already in its + :term:`PROVIDES` list. If a recipe uses :term:`PROVIDES`, the additional aliases are synonyms for the recipe and can be useful satisfying dependencies of other recipes during the build as specified by - ``DEPENDS``. + :term:`DEPENDS`. - Consider the following example ``PROVIDES`` statement from a recipe + Consider the following example :term:`PROVIDES` statement from a recipe file ``libav_0.8.11.bb``:: PROVIDES += "libpostproc" - The ``PROVIDES`` statement results in the "libav" recipe also being known + The :term:`PROVIDES` statement results in the "libav" recipe also being known as "libpostproc". In addition to providing recipes under alternate names, the - ``PROVIDES`` mechanism is also used to implement virtual targets. A + :term:`PROVIDES` mechanism is also used to implement virtual targets. A virtual target is a name that corresponds to some particular functionality (e.g. a Linux kernel). Recipes that provide the - functionality in question list the virtual target in ``PROVIDES``. + functionality in question list the virtual target in :term:`PROVIDES`. Recipes that depend on the functionality in question can include the virtual target in :term:`DEPENDS` to leave the choice of provider open. @@ -1160,12 +1161,12 @@ overview of their function and contents. :term:`PRSERV_HOST` The network based :term:`PR` service host and port. - Following is an example of how the ``PRSERV_HOST`` variable is set:: + Following is an example of how the :term:`PRSERV_HOST` variable is set:: PRSERV_HOST = "localhost:0" You must set the variable if you want to automatically start a local PR - service. You can set ``PRSERV_HOST`` to other values to use a remote PR + service. You can set :term:`PRSERV_HOST` to other values to use a remote PR service. :term:`PV` @@ -1177,24 +1178,24 @@ overview of their function and contents. a package in this list cannot be found during the build, you will get a build error. - Because the ``RDEPENDS`` variable applies to packages being built, + Because the :term:`RDEPENDS` variable applies to packages being built, you should always use the variable in a form with an attached package name. For example, suppose you are building a development package that depends on the ``perl`` package. In this case, you would use the - following ``RDEPENDS`` statement:: + following :term:`RDEPENDS` statement:: - RDEPENDS_${PN}-dev += "perl" + RDEPENDS:${PN}-dev += "perl" In the example, the development package depends on the ``perl`` package. - Thus, the ``RDEPENDS`` variable has the ``${PN}-dev`` package name as part + Thus, the :term:`RDEPENDS` variable has the ``${PN}-dev`` package name as part of the variable. BitBake supports specifying versioned dependencies. Although the syntax varies depending on the packaging format, BitBake hides these differences from you. Here is the general syntax to specify versions - with the ``RDEPENDS`` variable:: + with the :term:`RDEPENDS` variable:: - RDEPENDS_${PN} = "package (operator version)" + RDEPENDS:${PN} = "package (operator version)" For ``operator``, you can specify the following:: @@ -1207,7 +1208,7 @@ overview of their function and contents. For example, the following sets up a dependency on version 1.2 or greater of the package ``foo``:: - RDEPENDS_${PN} = "foo (>= 1.2)" + RDEPENDS:${PN} = "foo (>= 1.2)" For information on build-time dependencies, see the :term:`DEPENDS` variable. @@ -1218,39 +1219,39 @@ overview of their function and contents. :term:`REQUIRED_VERSION` If there are multiple versions of a recipe available, this variable - determines which version should be given preference. ``REQUIRED_VERSION`` + determines which version should be given preference. :term:`REQUIRED_VERSION` works in exactly the same manner as :term:`PREFERRED_VERSION`, except that if the specified version is not available then an error message is shown and the build fails immediately. - If both ``REQUIRED_VERSION`` and ``PREFERRED_VERSION`` are set for - the same recipe, the ``REQUIRED_VERSION`` value applies. + If both :term:`REQUIRED_VERSION` and :term:`PREFERRED_VERSION` are set for + the same recipe, the :term:`REQUIRED_VERSION` value applies. :term:`RPROVIDES` A list of package name aliases that a package also provides. These aliases are useful for satisfying runtime dependencies of other packages both during the build and on the target (as specified by - ``RDEPENDS``). + :term:`RDEPENDS`). As with all package-controlling variables, you must always use the variable in conjunction with a package name override. Here is an example:: - RPROVIDES_${PN} = "widget-abi-2" + RPROVIDES:${PN} = "widget-abi-2" :term:`RRECOMMENDS` A list of packages that extends the usability of a package being built. The package being built does not depend on this list of packages in order to successfully build, but needs them for the extended usability. To specify runtime dependencies for packages, see - the ``RDEPENDS`` variable. + the :term:`RDEPENDS` variable. BitBake supports specifying versioned recommends. Although the syntax varies depending on the packaging format, BitBake hides these differences from you. Here is the general syntax to specify versions - with the ``RRECOMMENDS`` variable:: + with the :term:`RRECOMMENDS` variable:: - RRECOMMENDS_${PN} = "package (operator version)" + RRECOMMENDS:${PN} = "package (operator version)" For ``operator``, you can specify the following:: @@ -1263,7 +1264,7 @@ overview of their function and contents. For example, the following sets up a recommend on version 1.2 or greater of the package ``foo``:: - RRECOMMENDS_${PN} = "foo (>= 1.2)" + RRECOMMENDS:${PN} = "foo (>= 1.2)" :term:`SECTION` The section in which packages should be categorized. @@ -1272,10 +1273,10 @@ overview of their function and contents. The list of source files - local or remote. This variable tells BitBake which bits to pull for the build and how to pull them. For example, if the recipe or append file needs to fetch a single tarball - from the Internet, the recipe or append file uses a ``SRC_URI`` entry + from the Internet, the recipe or append file uses a :term:`SRC_URI` entry that specifies that tarball. On the other hand, if the recipe or append file needs to fetch a tarball and include a custom file, the - recipe or append file needs an ``SRC_URI`` variable that specifies + recipe or append file needs an :term:`SRC_URI` variable that specifies all those sources. The following list explains the available URI protocols: @@ -1328,8 +1329,8 @@ overview of their function and contents. subdirectory within the archive. - ``name`` : Specifies a name to be used for association with - ``SRC_URI`` checksums when you have more than one file specified - in ``SRC_URI``. + :term:`SRC_URI` checksums when you have more than one file specified + in :term:`SRC_URI`. - ``downloadfilename`` : Specifies the filename used when storing the downloaded file. @@ -1344,7 +1345,7 @@ overview of their function and contents. variable applies only when using Subversion, Git, Mercurial and Bazaar. If you want to build a fixed revision and you want to avoid performing a query on the remote repository every time BitBake parses - your recipe, you should specify a ``SRCREV`` that is a full revision + your recipe, you should specify a :term:`SRCREV` that is a full revision identifier and not just a tag. :term:`SRCREV_FORMAT` @@ -1353,10 +1354,10 @@ overview of their function and contents. :term:`SRC_URI`. The system needs help constructing these values under these - circumstances. Each component in the ``SRC_URI`` is assigned a name - and these are referenced in the ``SRCREV_FORMAT`` variable. Consider + circumstances. Each component in the :term:`SRC_URI` is assigned a name + and these are referenced in the :term:`SRCREV_FORMAT` variable. Consider an example with URLs named "machine" and "meta". In this case, - ``SRCREV_FORMAT`` could look like "machine_meta" and those names + :term:`SRCREV_FORMAT` could look like "machine_meta" and those names would have the SCM versions substituted into each position. Only one ``AUTOINC`` placeholder is added and if needed. And, this placeholder is placed at the start of the returned string. @@ -1368,7 +1369,7 @@ overview of their function and contents. :term:`STAMPCLEAN` Specifies the base path used to create recipe stamp files. Unlike the - :term:`STAMP` variable, ``STAMPCLEAN`` can contain + :term:`STAMP` variable, :term:`STAMPCLEAN` can contain wildcards to match the range of files a clean operation should remove. BitBake uses a clean operation to remove any other stamps it should be removing when creating a new stamp. |