1 files changed, 13 insertions, 1 deletions
diff --git a/libfuzzer/FuzzerIOWindows.cpp b/libfuzzer/FuzzerIOWindows.cpp
index 651283a..61ad35e 100644
--- a/libfuzzer/FuzzerIOWindows.cpp
+++ b/libfuzzer/FuzzerIOWindows.cpp
@@ -76,6 +76,18 @@ static bool IsDir(DWORD FileAttrs) {
   return FileAttrs & FILE_ATTRIBUTE_DIRECTORY;
 }
 
+bool IsDirectory(const std::string &Path) {
+  DWORD Att = GetFileAttributesA(Path.c_str());
+
+  if (Att == INVALID_FILE_ATTRIBUTES) {
+    Printf("GetFileAttributesA() failed for \"%s\" (Error code: %lu).\n",
+           Path.c_str(), GetLastError());
+    return false;
+  }
+
+  return IsDir(Att);
+}
+
 std::string Basename(const std::string &Path) {
   size_t Pos = Path.find_last_of("/\\");
   if (Pos == std::string::npos) return Path;
@@ -227,7 +239,7 @@ intptr_t GetHandleFromFd(int fd) {
   return _get_osfhandle(fd);
 }
 
-static bool IsSeparator(char C) {
+bool IsSeparator(char C) {
   return C == '\\' || C == '/';
 }