From 6e7eff95e7380f5d9544504d0fcb68ae109c7d72 Mon Sep 17 00:00:00 2001
From: klayoutmatthias <matthias@klayout.org>
Date: Sun, 27 Apr 2025 19:16:37 +0200
Subject: [PATCH] Fixed glob feature for Windows.

---
 src/tl/tl/tlFileUtils.cc | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/src/tl/tl/tlFileUtils.cc b/src/tl/tl/tlFileUtils.cc
index a3b755db0..1735d853f 100644
--- a/src/tl/tl/tlFileUtils.cc
+++ b/src/tl/tl/tlFileUtils.cc
@@ -458,6 +458,16 @@ static void glob_partial (const std::string &where, std::vector<std::string>::co
     ++pfrom;
   }
 
+#if defined(_WIN32)
+  if (where.empty ()) {
+    //  On Windows, we cannot iterate the drives
+    std::string root = *pfrom;
+    ++pfrom;
+    glob_partial (root, pfrom, pto, res);
+    return;
+  }
+#endif  
+
   tl::GlobPattern glob (tl::trimmed_part (*pfrom));
   ++pfrom;
   auto entries = dir_entries (where, true, true, true);