Merge branch 'path-info' into ca-drv-exotic

1 files changed, 6 insertions, 0 deletions

diff --git a/src/libstore/derived-path.hh b/src/libstore/derived-path.hh
index 5a38203ae..5d9107ab2 100644
--- a/src/libstore/derived-path.hh
+++ b/src/libstore/derived-path.hh
@@ -26,6 +26,9 @@ 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; }
 };
 
 /**
@@ -47,6 +50,9 @@ 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<