treewide: Make shouldUsePackages copypasta use meta.available

The old way depended on old list-of-strings `meta.platforms`, and was not good for cross.
2018-03-12 18:55:41 -04:00
parent eeb8419c6a
commit 79d8353b5e
6 changed files with 6 additions and 7 deletions
@@ -37,8 +37,7 @@ with stdenv.lib;
 let

  shouldUsePkg = pkg_: let pkg = (builtins.tryEval pkg_).value;
-    in if lib.any (x: x == system) (pkg.meta.platforms or [])
-      then pkg else null;
+    in if pkg.meta.available or false then pkg else null;

  optYasm = shouldUsePkg yasm;
  optFcgi = shouldUsePkg fcgi;