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nix-env: Install all outputs of a derivation

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If you explicitly install a package, presumably you want all of it.
So symlink all outputs in the user environment.
This commit is contained in:
Eelco Dolstra 2012-12-04 14:20:36 +01:00
parent 21c2d8d102
commit 5ad89398d1
3 changed files with 50 additions and 32 deletions
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14
corepkgs/buildenv.nix
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@ -2,18 +2,22 @@ with import <nix/config.nix>;
{ derivations, manifest }:
derivation {
derivation {
name = "user-environment";
system = builtins.currentSystem;
builder = perl;
args = [ "-w" ./buildenv.pl ];
manifest = manifest;
# !!! grmbl, need structured data for passing this in a clean way.
paths = derivations;
active = map (x: if x ? meta && x.meta ? active then x.meta.active else "true") derivations;
priority = map (x: if x ? meta && x.meta ? priority then x.meta.priority else "5") derivations;
derivations =
map (d:
[ (if d.meta.active or true then "1" else "0")
(d.meta.priority or 5)
(builtins.length d.outputs)
] ++ map (output: builtins.getAttr output d) d.outputs)
derivations;
# Building user environments remotely just causes huge amounts of
# network traffic, so don't do that.