Introduce Path#isSpecialFile, FileSystem#isSpecialFile, and FileStatus#isSpecialFile to help disambiguate between a regular file and a special file, since the file size of a special file cannot be trusted.

--
MOS_MIGRATED_REVID=105903622

1 files changed, 5 insertions, 0 deletions

diff --git a/src/main/java/com/google/devtools/build/lib/skyframe/PerBuildSyscallCache.java b/src/main/java/com/google/devtools/build/lib/skyframe/PerBuildSyscallCache.java
index b1265b4c96..51df3671a4 100644
--- a/src/main/java/com/google/devtools/build/lib/skyframe/PerBuildSyscallCache.java
+++ b/src/main/java/com/google/devtools/build/lib/skyframe/PerBuildSyscallCache.java
@@ -102,6 +102,11 @@ public class PerBuildSyscallCache implements UnixGlob.FilesystemCalls {
     }
 
     @Override
+    public boolean isSpecialFile() {
+      throw new UnsupportedOperationException();
+    }
+
+    @Override
     public boolean isSymbolicLink() {
       throw new UnsupportedOperationException();
     }