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-rw-r--r--src/libexpr/eval.hh3
1 files changed, 3 insertions, 0 deletions
diff --git a/src/libexpr/eval.hh b/src/libexpr/eval.hh
index 0382298b3..5855b4ef2 100644
--- a/src/libexpr/eval.hh
+++ b/src/libexpr/eval.hh
@@ -375,6 +375,9 @@ struct EvalSettings : Config
Setting<bool> traceFunctionCalls{this, false, "trace-function-calls",
"Emit log messages for each function entry and exit at the 'vomit' log level (-vvvv)."};
+
+ Setting<bool> useEvalCache{this, true, "eval-cache",
+ "Whether to use the flake evaluation cache."};
};
extern EvalSettings evalSettings;