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authorEelco Dolstra <eelco.dolstra@logicblox.com>2016-06-02T11·33+0200
committerEelco Dolstra <eelco.dolstra@logicblox.com>2016-06-02T14·02+0200
commit812c0dfbe24c8fe93992f77abbf1e5a975ea42f4 (patch)
treed69bcc87ce446f270f6b01f7069655223d52a626 /src/nix-instantiate
parentf2682e6e18a76ecbfb8a12c17e3a0ca15c084197 (diff)
Allow setting the state directory as a store parameter
E.g. "local?store=/tmp/store&state=/tmp/var".
Diffstat (limited to 'src/nix-instantiate')
-rw-r--r--src/nix-instantiate/nix-instantiate.cc4
1 files changed, 3 insertions, 1 deletions
diff --git a/src/nix-instantiate/nix-instantiate.cc b/src/nix-instantiate/nix-instantiate.cc
index 7dce08400e82..c1b0b0ea092d 100644
--- a/src/nix-instantiate/nix-instantiate.cc
+++ b/src/nix-instantiate/nix-instantiate.cc
@@ -79,7 +79,9 @@ void processExpr(EvalState & state, const Strings & attrPaths,
                 else {
                     Path rootName = gcRoot;
                     if (++rootNr > 1) rootName += "-" + std::to_string(rootNr);
-                    drvPath = state.store->addPermRoot(drvPath, rootName, indirectRoot);
+                    auto store2 = state.store.dynamic_pointer_cast<LocalFSStore>();
+                    if (store2)
+                        drvPath = store2->addPermRoot(drvPath, rootName, indirectRoot);
                 }
                 std::cout << format("%1%%2%\n") % drvPath % (outputName != "out" ? "!" + outputName : "");
             }