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			49 lines
		
	
	
	
		
			1.8 KiB
		
	
	
	
		
			XML
		
	
	
	
	
	
| <appendix><title>Bugs / To-Do</title>
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| 
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| <itemizedlist>
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| 
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|     <listitem>
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|       <para>
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|         The man-pages generated from the DocBook documentation are ugly.
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|       </para>
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|     </listitem>
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| 
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|     <listitem>
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|       <para>
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|         Generations properly form a tree.  E.g., if after switching to
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|         generation 39, we perform an installation action, a generation
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|         43 is created which is a descendant of 39, not 42.  So a
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|         rollback from 43 ought to go back to 39.  This is not
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|         currently implemented; generations form a linear sequence.
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|       </para>
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|     </listitem>
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| 
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|     <listitem>
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|       <para>
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|         <emphasis>Build management.</emphasis>  In principle it is already
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|         possible to do build management using Nix (by writing builders that
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|         perform appropriate build steps), but the Nix expression language is
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|         not yet powerful enough to make this pleasant (?).  The language should
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|         be extended with features from the <ulink
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|           url='http://www.cs.uu.nl/~eelco/maak/'>Maak build manager</ulink>.
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|         Another interesting idea is to write a <command>make</command>
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|         implementation that uses Nix as a back-end to support <ulink
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|           url='http://www.research.att.com/~bs/bs_faq.html#legacy'>legacy</ulink> 
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|         build files.
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|       </para>
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|     </listitem>
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| 
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| <listitem><para>For security, <command>nix-push</command> manifests
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| should be digitally signed, and <command>nix-pull</command> should
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| verify the signatures.  The actual NAR archives in the cache do not
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| need to be signed, since the manifest contains cryptographic hashes of
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| these files (and <filename>fetchurl.nix</filename> checks
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| them).</para></listitem>
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| 
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| <listitem><para>It would be useful to have an option in
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| <command>nix-env --delete-generations</command> to remove non-current
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| generations older than a certain age.</para></listitem>
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| 
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| </itemizedlist>
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| 
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| </appendix>
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