Add convenience overload for toRealPath()

src/libstore/build.cc

@@ -1398,7 +1398,7 @@ void DerivationGoal::tryToBuild()
        few seconds and then retry this goal. */
     PathSet lockFiles;
     for (auto & outPath : drv->outputPaths())
-        lockFiles.insert(worker.store.toRealPath(worker.store.printStorePath(outPath)));
+        lockFiles.insert(worker.store.Store::toRealPath(outPath));
 
     if (!outputLocks.lockPaths(lockFiles, "", false)) {
         worker.waitForAWhile(shared_from_this());
@@ -1429,7 +1429,7 @@ void DerivationGoal::tryToBuild()
     for (auto & i : drv->outputs) {
         if (worker.store.isValidPath(i.second.path)) continue;
         debug("removing invalid path '%s'", worker.store.printStorePath(i.second.path));
-        deletePath(worker.store.toRealPath(worker.store.printStorePath(i.second.path)));
+        deletePath(worker.store.Store::toRealPath(i.second.path));
     }
 
     /* Don't do a remote build if the derivation has the attribute
@@ -1686,7 +1686,7 @@ void DerivationGoal::buildDone()
 
         /* Delete unused redirected outputs (when doing hash rewriting). */
         for (auto & i : redirectedOutputs)
-            deletePath(worker.store.toRealPath(worker.store.printStorePath(i.second)));
+            deletePath(worker.store.Store::toRealPath(i.second));
 
         /* Delete the chroot (if we were using one). */
         autoDelChroot.reset(); /* this runs the destructor */
@@ -2072,7 +2072,7 @@ void DerivationGoal::startBuilder()
            environment using bind-mounts.  We put it in the Nix store
            to ensure that we can create hard-links to non-directory
            inputs in the fake Nix store in the chroot (see below). */
-        chrootRootDir = worker.store.toRealPath(worker.store.printStorePath(drvPath)) + ".chroot";
+        chrootRootDir = worker.store.Store::toRealPath(drvPath) + ".chroot";
         deletePath(chrootRootDir);
 
         /* Clean up the chroot directory automatically. */
@@ -2917,7 +2917,7 @@ void DerivationGoal::addDependency(const StorePath & path)
 
         #if __linux__
 
-            Path source = worker.store.toRealPath(worker.store.printStorePath(path));
+            Path source = worker.store.Store::toRealPath(path);
             Path target = chrootRootDir + worker.store.printStorePath(path);
             debug("bind-mounting %s -> %s", target, source);
 
@@ -3579,7 +3579,7 @@ void DerivationGoal::registerOutputs()
         if (needsHashRewrite()) {
             auto r = redirectedOutputs.find(i.second.path);
             if (r != redirectedOutputs.end()) {
-                auto redirected = worker.store.toRealPath(worker.store.printStorePath(r->second));
+                auto redirected = worker.store.Store::toRealPath(r->second);
                 if (buildMode == bmRepair
                     && redirectedBadOutputs.count(i.second.path)
                     && pathExists(redirected))
@@ -3672,7 +3672,7 @@ void DerivationGoal::registerOutputs()
                     BuildError("hash mismatch in fixed-output derivation '%s':\n  wanted: %s\n  got:    %s",
                         worker.store.printStorePath(dest), h.to_string(SRI), h2.to_string(SRI)));
 
-                Path actualDest = worker.store.toRealPath(worker.store.printStorePath(dest));
+                Path actualDest = worker.store.Store::toRealPath(dest);
 
                 if (worker.store.isValidPath(dest))
                     std::rethrow_exception(delayedException);

src/libstore/derivations.cc

@@ -354,7 +354,7 @@ Hash hashDerivationModulo(Store & store, const Derivation & drv, bool maskOutput
         if (h == drvHashes.end()) {
             assert(store.isValidPath(i.first));
             h = drvHashes.insert_or_assign(i.first.clone(), hashDerivationModulo(store,
-                readDerivation(store, store.toRealPath(store.printStorePath(i.first))), false)).first;
+                readDerivation(store, store.toRealPath(i.first)), false)).first;
         }
         inputs2.insert_or_assign(h->second.to_string(Base16, false), i.second);
     }

src/libstore/download.cc

@@ -910,7 +910,7 @@ CachedDownloadResult Downloader::downloadCached(
             printInfo("unpacking '%s'...", url);
             Path tmpDir = createTempDir();
             AutoDelete autoDelete(tmpDir, true);
-            unpackTarfile(store->toRealPath(store->printStorePath(*storePath)), tmpDir);
+            unpackTarfile(store->toRealPath(*storePath), tmpDir);
             auto members = readDirectory(tmpDir);
             if (members.size() != 1)
                 throw nix::Error("tarball '%s' contains an unexpected number of top-level files", url);
@@ -928,8 +928,8 @@ CachedDownloadResult Downloader::downloadCached(
     if (expectedStorePath && *storePath != *expectedStorePath) {
         unsigned int statusCode = 102;
         Hash gotHash = request.unpack
-            ? hashPath(request.expectedHash.type, store->toRealPath(store->printStorePath(*storePath))).first
+            ? hashPath(request.expectedHash.type, store->toRealPath(*storePath)).first
-            : hashFile(request.expectedHash.type, store->toRealPath(store->printStorePath(*storePath)));
+            : hashFile(request.expectedHash.type, store->toRealPath(*storePath));
         throw nix::Error(statusCode, "hash mismatch in file downloaded from '%s':\n  wanted: %s\n  got:    %s",
             url, request.expectedHash.to_string(), gotHash.to_string());
     }

src/libstore/fetchers/fetchers.cc

@@ -81,7 +81,7 @@ std::pair<Tree, std::shared_ptr<const Input>> Input::fetchTree(ref<Store> store)
     auto [tree, input] = fetchTreeInternal(store);
 
     if (tree.actualPath == "")
-        tree.actualPath = store->toRealPath(store->printStorePath(tree.storePath));
+        tree.actualPath = store->toRealPath(tree.storePath);
 
     if (!tree.info.narHash)
         tree.info.narHash = store->queryPathInfo(tree.storePath)->narHash;

src/libstore/fetchers/git.cc

@@ -55,7 +55,7 @@ static std::optional<std::pair<Hash, Tree>> lookupGitInfo(
 
         if (store->isValidPath(storePath)) {
             return {{rev, Tree{
-                .actualPath = store->toRealPath(store->printStorePath(storePath)),
+                .actualPath = store->toRealPath(storePath),
                 .storePath = std::move(storePath),
                 .info = TreeInfo {
                     .revCount = json["revCount"],
@@ -357,7 +357,7 @@ struct GitInput : Input
         auto lastModified = std::stoull(runProgram("git", true, { "-C", repoDir, "log", "-1", "--format=%ct", input->rev->gitRev() }));
 
         auto tree = Tree {
-            .actualPath = store->toRealPath(store->printStorePath(storePath)),
+            .actualPath = store->toRealPath(storePath),
             .storePath = std::move(storePath),
             .info = TreeInfo {
                 .revCount = revCount,

src/libstore/local-store.cc

@@ -1263,7 +1263,7 @@ bool LocalStore::verifyStore(bool checkContents, RepairFlag repair)
                 else
                     hashSink = std::make_unique<HashModuloSink>(info->narHash.type, storePathToHash(printStorePath(info->path)));
 
-                dumpPath(toRealPath(printStorePath(i)), *hashSink);
+                dumpPath(Store::toRealPath(i), *hashSink);
                 auto current = hashSink->finish();
 
                 if (info->narHash != nullHash && info->narHash != current.first) {

src/libstore/store-api.hh

@@ -656,6 +656,11 @@ public:
         return storePath;
     }
 
+    Path toRealPath(const StorePath & storePath)
+    {
+        return toRealPath(printStorePath(storePath));
+    }
+
     virtual void createUser(const std::string & userName, uid_t userId)
     { }