diff options
-rw-r--r-- | pkgs/build-support/buildenv/default.nix | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/pkgs/build-support/buildenv/default.nix b/pkgs/build-support/buildenv/default.nix index 8b2167a8e74f6..dc05ec1678cb4 100644 --- a/pkgs/build-support/buildenv/default.nix +++ b/pkgs/build-support/buildenv/default.nix @@ -49,8 +49,11 @@ runCommand name pkgs = builtins.toJSON (map (drv: { paths = # First add the usual output(s): respect if user has chosen explicitly, - # and otherwise use `meta.outputsToInstall` (guaranteed to exist by stdenv). - (if (drv.outputUnspecified or false) + # and otherwise use `meta.outputsToInstall`. The attribute is guaranteed + # to exist in mkDerivation-created cases. The other cases (e.g. runCommand) + # aren't expected to have multiple outputs. + (if drv.outputUnspecified or false + && drv.meta.outputsToInstall or null != null then map (outName: drv.${outName}) drv.meta.outputsToInstall else [ drv ]) # Add any extra outputs specified by the caller of `buildEnv`. |