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authorLudovic Courtès <ludo@gnu.org>2013-01-20 22:17:58 +0100
committerLudovic Courtès <ludo@gnu.org>2013-01-20 22:54:36 +0100
commite509d1527d231b6460a20762e13b57cba2e43485 (patch)
tree750b7bb4c321d42d17ca2b50679d682373d5251b /nix
parent079fca3be86e38bcbefa67e6f07b7ff440726ceb (diff)
downloadguix-e509d1527d231b6460a20762e13b57cba2e43485.tar.gz
packages: Have `package-derivation' return a <derivation> as a second value.
* guix/packages.scm (cache): Change the `drv' argument to `thunk'.
  Memoize all the return values of THUNK.
  (cached-derivation): Remove.
  (cached): New macro.
  (package-derivation): Use `cached' instead of `(or (cached-derivation) …)'.
* doc/guix.texi (Defining Packages): Update accordingly.
Diffstat (limited to 'nix')
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