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| -rw-r--r-- | documentation/poky-ref-manual/ref-variables.xml | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/documentation/poky-ref-manual/ref-variables.xml b/documentation/poky-ref-manual/ref-variables.xml index 0f6b60358b..1a958773b9 100644 --- a/documentation/poky-ref-manual/ref-variables.xml +++ b/documentation/poky-ref-manual/ref-variables.xml | |||
| @@ -72,6 +72,31 @@ | |||
| 72 | </glossdef> | 72 | </glossdef> |
| 73 | </glossentry> | 73 | </glossentry> |
| 74 | 74 | ||
| 75 | <glossentry id='var-BBMASK'><glossterm>BBMASK</glossterm> | ||
| 76 | <glossdef> | ||
| 77 | <para>Prevents BitBake from processing recipes and recipe append files. | ||
| 78 | You can use the <filename>BBMASK</filename> variable to "hide" | ||
| 79 | these <filename>.bb</filename> and <filename>.bbappend</filename> files. | ||
| 80 | BitBake ignores any recipe or recipe append files that match the expression. | ||
| 81 | It is as if BitBake does not see them at all. | ||
| 82 | Consequently, matching files are not parsed or otherwise used by | ||
| 83 | BitBake.</para> | ||
| 84 | <para>The value you provide is passed to python's regular expression compiler. | ||
| 85 | For complete syntax information, see python's documentation at | ||
| 86 | <ulink url='http://docs.python.org/release/2.3/lib/re-syntax.html'></ulink>. | ||
| 87 | The expression is compared against the full paths to the files. | ||
| 88 | For example, the following uses a complete regular expression to tell | ||
| 89 | BitBake to ignore all recipe and recipe append files in the | ||
| 90 | <filename>.*/meta-ti/recipes-misc/</filename> directory: | ||
| 91 | <literallayout class='monospaced'> | ||
| 92 | BBMASK = ".*/meta-ti/recipes-misc/" | ||
| 93 | </literallayout></para> | ||
| 94 | <para>Use the <filename>BBMASK</filename> variable from within the | ||
| 95 | <filename>conf/local.conf</filename> file found | ||
| 96 | in the Yocto Project build directory.</para> | ||
| 97 | </glossdef> | ||
| 98 | </glossentry> | ||
| 99 | |||
| 75 | <glossentry id='var-BB_NUMBER_THREADS'><glossterm>BB_NUMBER_THREADS</glossterm> | 100 | <glossentry id='var-BB_NUMBER_THREADS'><glossterm>BB_NUMBER_THREADS</glossterm> |
| 76 | <glossdef> | 101 | <glossdef> |
| 77 | <para>The maximum number of tasks BitBake should run in parallel at any one time. | 102 | <para>The maximum number of tasks BitBake should run in parallel at any one time. |
