21 lines
691 B
ReStructuredText
21 lines
691 B
ReStructuredText
===============
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apt-preferences
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===============
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This element generates the APT preferences file based on the provided manifest
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provided by the :doc:`../manifests/README` element.
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The APT preferences file can be used to control which versions of packages will
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be selected for installation. APT uses a priority system to make this
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determination. For more information about APT preferences, see the apt_preferences(5)
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man page.
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Environment Variables
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---------------------
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DIB_DPKG_MANIFEST:
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:Required: No
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:Default: None
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:Description: The manifest file to generate the APT preferences file from.
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:Example: ``DIB\_DPKG\_MANIFEST=~/image.d/dib-manifests/dib-manifest-dpkg-image``
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