documentation/poky-ref-manual/ref-variables.xml: Update B variable
Updated the glossary description for the B variable. There was some confusing "source directory" terminology in there. (From yocto-docs rev: 72fbf86ca9612a0dca741f08315efed1d9efa0b1) Signed-off-by: Scott Rifenbark <scott.m.rifenbark@intel.com> Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
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<glossentry id='var-B'><glossterm>B</glossterm>
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<glossdef>
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<para>
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The directory in which the OpenEmbedded build system places
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generated objects during a recipe's build process.
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The <ulink url='&YOCTO_DOCS_DEV_URL;#build-directory'>build directory</ulink>.
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The OpenEmbedded build system places generated objects into the build directory
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during a recipe's build process.
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By default, this directory is the same as the <link linkend='var-S'><filename>S</filename></link>
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directory:
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<literallayout class='monospaced'>
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B = ${WORKDIR}/${BPN}-{PV}/
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</literallayout>
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You can separate the source directory (<filename>S</filename>) and the directory pointed to
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You can separate the (<filename>S</filename>) directory and the directory pointed to
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by the <filename>B</filename> variable.
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Most autotools-based recipes support separating these directories.
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The build system defaults to using separate directories for <filename>gcc</filename>
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