Do not follow symlinks when checking if a repository symlink already exists.

This confuses Bazel if a local_repository points to a nonexistent directory.

--
MOS_MIGRATED_REVID=104959834

1 files changed, 2 insertions, 1 deletions

diff --git a/src/main/java/com/google/devtools/build/lib/bazel/repository/LocalRepositoryFunction.java b/src/main/java/com/google/devtools/build/lib/bazel/repository/LocalRepositoryFunction.java
index cf9022ced2..fe62852c34 100644
--- a/src/main/java/com/google/devtools/build/lib/bazel/repository/LocalRepositoryFunction.java
+++ b/src/main/java/com/google/devtools/build/lib/bazel/repository/LocalRepositoryFunction.java
@@ -26,6 +26,7 @@ import com.google.devtools.build.lib.syntax.Type;
 import com.google.devtools.build.lib.vfs.FileSystemUtils;
 import com.google.devtools.build.lib.vfs.Path;
 import com.google.devtools.build.lib.vfs.PathFragment;
+import com.google.devtools.build.lib.vfs.Symlinks;
 import com.google.devtools.build.skyframe.SkyFunctionException;
 import com.google.devtools.build.skyframe.SkyFunctionException.Transience;
 import com.google.devtools.build.skyframe.SkyFunctionName;
@@ -60,7 +61,7 @@ public class LocalRepositoryFunction extends RepositoryFunction {
     Path repositoryPath = getExternalRepositoryDirectory().getRelative(rule.getName());
     try {
       FileSystemUtils.createDirectoryAndParents(repositoryPath.getParentDirectory());
-      if (repositoryPath.exists()) {
+      if (repositoryPath.exists(Symlinks.NOFOLLOW)) {
         repositoryPath.delete();
       }
       repositoryPath.createSymbolicLink(pathFragment);