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* nix-env -q now has a flag --prebuilt-only (-b<) that causes nix-env

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to show only those derivations whose output is already in the Nix
  store or that can be substituted (i.e., downloaded from somewhere).
  In other words, it shows the packages that can be installed “quickly”,
  i.e., don’t need to be built from source.
This commit is contained in:
Eelco Dolstra 2007-04-26 14:20:31 +00:00
parent 5dc05b76ab
commit b7f0f65c19
3 changed files with 25 additions and 6 deletions
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9
doc/manual/release-notes.xml
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@ -74,6 +74,15 @@
<option>--set-flag</option>.</para></listitem>
<listitem><para><command>nix-env -q</command> now has a flag
<option>--prebuilt-only</option> (<option>-b</option>) that causes
<command>nix-env</command> to show only those derivations whose
output is already in the Nix store or that can be substituted (i.e.,
downloaded from somewhere). In other words, it shows the packages
that can be installed “quickly”, i.e., don’t need to be built from
source.</para></listitem>
<listitem><para>TODO: new built-ins
<function>builtins.attrNames</function>,
<function>builtins.filterSource</function>,