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https://github.com/privatevoid-net/nix-super.git
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Add a copyStorePath() utility function
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parent
80f739b571
commit
dfebfc835f
5 changed files with 27 additions and 10 deletions
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@ -3222,11 +3222,7 @@ void SubstitutionGoal::tryToRun()
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/* Wake up the worker loop when we're done. */
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Finally updateStats([this]() { outPipe.writeSide.close(); });
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StringSink sink;
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sub->exportPaths({storePath}, false, sink);
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StringSource source(*sink.s);
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worker.store.importPaths(false, source, 0);
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copyStorePath(ref<Store>(sub), ref<Store>(worker.store.shared_from_this()), storePath);
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promise.set_value();
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} catch (...) {
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@ -357,6 +357,19 @@ const Store::Stats & Store::getStats()
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}
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void copyStorePath(ref<Store> srcStore, ref<Store> dstStore,
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const Path & storePath)
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{
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auto info = srcStore->queryPathInfo(storePath);
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StringSink sink;
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srcStore->exportPaths({storePath}, false, sink);
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StringSource source(*sink.s);
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dstStore->importPaths(false, source, 0);
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}
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ValidPathInfo decodeValidPathInfo(std::istream & str, bool hashGiven)
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{
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ValidPathInfo info;
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@ -502,6 +502,11 @@ Path computeStorePathForText(const string & name, const string & s,
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const PathSet & references);
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/* Copy a path from one store to another. */
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void copyStorePath(ref<Store> srcStore, ref<Store> dstStore,
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const Path & storePath);
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/* Remove the temporary roots file for this process. Any temporary
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root becomes garbage after this point unless it has been registered
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as a (permanent) root. */
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@ -28,6 +28,13 @@ public:
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throw std::invalid_argument("null pointer cast to ref");
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}
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explicit ref<T>(T * p)
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: p(p)
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{
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if (!p)
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throw std::invalid_argument("null pointer cast to ref");
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}
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T* operator ->() const
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{
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return &*p;
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@ -65,11 +65,7 @@ struct CmdCopy : StorePathsCommand
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if (!dstStore->isValidPath(storePath)) {
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Activity act(*logger, lvlInfo, format("copying ‘%s’...") % storePath);
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StringSink sink;
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srcStore->exportPaths({storePath}, false, sink);
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StringSource source(*sink.s);
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dstStore->importPaths(false, source, 0);
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copyStorePath(srcStore, dstStore, storePath);
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logger->incProgress(copiedLabel);
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} else
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