nix profile install: Don't use queryDerivationOutputMap()

Instead get the outputs from Installable::build(). This will also
allow 'nix profile install' to support impure derivations.

Fixes #6286.

1 files changed, 6 insertions, 0 deletions

diff --git a/src/libstore/derived-path.hh b/src/libstore/derived-path.hh
index 8ca0882a4..24a0ae773 100644
--- a/src/libstore/derived-path.hh
+++ b/src/libstore/derived-path.hh
@@ -25,6 +25,9 @@ struct DerivedPathOpaque {
     nlohmann::json toJSON(ref<Store> store) const;
     std::string to_string(const Store & store) const;
     static DerivedPathOpaque parse(const Store & store, std::string_view);
+
+    bool operator < (const DerivedPathOpaque & b) const
+    { return path < b.path; }
 };
 
 /**
@@ -46,6 +49,9 @@ struct DerivedPathBuilt {
     std::string to_string(const Store & store) const;
     static DerivedPathBuilt parse(const Store & store, std::string_view);
     nlohmann::json toJSON(ref<Store> store) const;
+
+    bool operator < (const DerivedPathBuilt & b) const
+    { return std::make_pair(drvPath, outputs) < std::make_pair(b.drvPath, b.outputs); }
 };
 
 using _DerivedPathRaw = std::variant<